summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/qlogic/qed/qed_debug.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_debug.c')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_debug.c8712
1 files changed, 8712 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c
new file mode 100644
index 000000000..cdcead614
--- /dev/null
+++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c
@@ -0,0 +1,8712 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ * Copyright (c) 2019-2021 Marvell International Ltd.
+ */
+
+#include <linux/module.h>
+#include <linux/vmalloc.h>
+#include <linux/crc32.h>
+#include "qed.h"
+#include "qed_cxt.h"
+#include "qed_hsi.h"
+#include "qed_dbg_hsi.h"
+#include "qed_hw.h"
+#include "qed_mcp.h"
+#include "qed_reg_addr.h"
+
+/* Memory groups enum */
+enum mem_groups {
+ MEM_GROUP_PXP_MEM,
+ MEM_GROUP_DMAE_MEM,
+ MEM_GROUP_CM_MEM,
+ MEM_GROUP_QM_MEM,
+ MEM_GROUP_DORQ_MEM,
+ MEM_GROUP_BRB_RAM,
+ MEM_GROUP_BRB_MEM,
+ MEM_GROUP_PRS_MEM,
+ MEM_GROUP_SDM_MEM,
+ MEM_GROUP_PBUF,
+ MEM_GROUP_IOR,
+ MEM_GROUP_RAM,
+ MEM_GROUP_BTB_RAM,
+ MEM_GROUP_RDIF_CTX,
+ MEM_GROUP_TDIF_CTX,
+ MEM_GROUP_CFC_MEM,
+ MEM_GROUP_CONN_CFC_MEM,
+ MEM_GROUP_CAU_PI,
+ MEM_GROUP_CAU_MEM,
+ MEM_GROUP_CAU_MEM_EXT,
+ MEM_GROUP_PXP_ILT,
+ MEM_GROUP_MULD_MEM,
+ MEM_GROUP_BTB_MEM,
+ MEM_GROUP_IGU_MEM,
+ MEM_GROUP_IGU_MSIX,
+ MEM_GROUP_CAU_SB,
+ MEM_GROUP_BMB_RAM,
+ MEM_GROUP_BMB_MEM,
+ MEM_GROUP_TM_MEM,
+ MEM_GROUP_TASK_CFC_MEM,
+ MEM_GROUPS_NUM
+};
+
+/* Memory groups names */
+static const char * const s_mem_group_names[] = {
+ "PXP_MEM",
+ "DMAE_MEM",
+ "CM_MEM",
+ "QM_MEM",
+ "DORQ_MEM",
+ "BRB_RAM",
+ "BRB_MEM",
+ "PRS_MEM",
+ "SDM_MEM",
+ "PBUF",
+ "IOR",
+ "RAM",
+ "BTB_RAM",
+ "RDIF_CTX",
+ "TDIF_CTX",
+ "CFC_MEM",
+ "CONN_CFC_MEM",
+ "CAU_PI",
+ "CAU_MEM",
+ "CAU_MEM_EXT",
+ "PXP_ILT",
+ "MULD_MEM",
+ "BTB_MEM",
+ "IGU_MEM",
+ "IGU_MSIX",
+ "CAU_SB",
+ "BMB_RAM",
+ "BMB_MEM",
+ "TM_MEM",
+ "TASK_CFC_MEM",
+};
+
+/* Idle check conditions */
+
+static u32 cond5(const u32 *r, const u32 *imm)
+{
+ return ((r[0] & imm[0]) != imm[1]) && ((r[1] & imm[2]) != imm[3]);
+}
+
+static u32 cond7(const u32 *r, const u32 *imm)
+{
+ return ((r[0] >> imm[0]) & imm[1]) != imm[2];
+}
+
+static u32 cond6(const u32 *r, const u32 *imm)
+{
+ return (r[0] & imm[0]) != imm[1];
+}
+
+static u32 cond9(const u32 *r, const u32 *imm)
+{
+ return ((r[0] & imm[0]) >> imm[1]) !=
+ (((r[0] & imm[2]) >> imm[3]) | ((r[1] & imm[4]) << imm[5]));
+}
+
+static u32 cond10(const u32 *r, const u32 *imm)
+{
+ return ((r[0] & imm[0]) >> imm[1]) != (r[0] & imm[2]);
+}
+
+static u32 cond4(const u32 *r, const u32 *imm)
+{
+ return (r[0] & ~imm[0]) != imm[1];
+}
+
+static u32 cond0(const u32 *r, const u32 *imm)
+{
+ return (r[0] & ~r[1]) != imm[0];
+}
+
+static u32 cond14(const u32 *r, const u32 *imm)
+{
+ return (r[0] | imm[0]) != imm[1];
+}
+
+static u32 cond1(const u32 *r, const u32 *imm)
+{
+ return r[0] != imm[0];
+}
+
+static u32 cond11(const u32 *r, const u32 *imm)
+{
+ return r[0] != r[1] && r[2] == imm[0];
+}
+
+static u32 cond12(const u32 *r, const u32 *imm)
+{
+ return r[0] != r[1] && r[2] > imm[0];
+}
+
+static u32 cond3(const u32 *r, const u32 *imm)
+{
+ return r[0] != r[1];
+}
+
+static u32 cond13(const u32 *r, const u32 *imm)
+{
+ return r[0] & imm[0];
+}
+
+static u32 cond8(const u32 *r, const u32 *imm)
+{
+ return r[0] < (r[1] - imm[0]);
+}
+
+static u32 cond2(const u32 *r, const u32 *imm)
+{
+ return r[0] > imm[0];
+}
+
+/* Array of Idle Check conditions */
+static u32(*cond_arr[]) (const u32 *r, const u32 *imm) = {
+ cond0,
+ cond1,
+ cond2,
+ cond3,
+ cond4,
+ cond5,
+ cond6,
+ cond7,
+ cond8,
+ cond9,
+ cond10,
+ cond11,
+ cond12,
+ cond13,
+ cond14,
+};
+
+#define NUM_PHYS_BLOCKS 84
+
+#define NUM_DBG_RESET_REGS 8
+
+/******************************* Data Types **********************************/
+
+enum hw_types {
+ HW_TYPE_ASIC,
+ PLATFORM_RESERVED,
+ PLATFORM_RESERVED2,
+ PLATFORM_RESERVED3,
+ PLATFORM_RESERVED4,
+ MAX_HW_TYPES
+};
+
+/* CM context types */
+enum cm_ctx_types {
+ CM_CTX_CONN_AG,
+ CM_CTX_CONN_ST,
+ CM_CTX_TASK_AG,
+ CM_CTX_TASK_ST,
+ NUM_CM_CTX_TYPES
+};
+
+/* Debug bus frame modes */
+enum dbg_bus_frame_modes {
+ DBG_BUS_FRAME_MODE_4ST = 0, /* 4 Storm dwords (no HW) */
+ DBG_BUS_FRAME_MODE_2ST_2HW = 1, /* 2 Storm dwords, 2 HW dwords */
+ DBG_BUS_FRAME_MODE_1ST_3HW = 2, /* 1 Storm dwords, 3 HW dwords */
+ DBG_BUS_FRAME_MODE_4HW = 3, /* 4 HW dwords (no Storms) */
+ DBG_BUS_FRAME_MODE_8HW = 4, /* 8 HW dwords (no Storms) */
+ DBG_BUS_NUM_FRAME_MODES
+};
+
+/* Debug bus SEMI frame modes */
+enum dbg_bus_semi_frame_modes {
+ DBG_BUS_SEMI_FRAME_MODE_4FAST = 0, /* 4 fast dw */
+ DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW = 1, /* 2 fast dw, 2 slow dw */
+ DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW = 2, /* 1 fast dw,3 slow dw */
+ DBG_BUS_SEMI_FRAME_MODE_4SLOW = 3, /* 4 slow dw */
+ DBG_BUS_SEMI_NUM_FRAME_MODES
+};
+
+/* Debug bus filter types */
+enum dbg_bus_filter_types {
+ DBG_BUS_FILTER_TYPE_OFF, /* Filter always off */
+ DBG_BUS_FILTER_TYPE_PRE, /* Filter before trigger only */
+ DBG_BUS_FILTER_TYPE_POST, /* Filter after trigger only */
+ DBG_BUS_FILTER_TYPE_ON /* Filter always on */
+};
+
+/* Debug bus pre-trigger recording types */
+enum dbg_bus_pre_trigger_types {
+ DBG_BUS_PRE_TRIGGER_FROM_ZERO, /* Record from time 0 */
+ DBG_BUS_PRE_TRIGGER_NUM_CHUNKS, /* Record some chunks before trigger */
+ DBG_BUS_PRE_TRIGGER_DROP /* Drop data before trigger */
+};
+
+/* Debug bus post-trigger recording types */
+enum dbg_bus_post_trigger_types {
+ DBG_BUS_POST_TRIGGER_RECORD, /* Start recording after trigger */
+ DBG_BUS_POST_TRIGGER_DROP /* Drop data after trigger */
+};
+
+/* Debug bus other engine mode */
+enum dbg_bus_other_engine_modes {
+ DBG_BUS_OTHER_ENGINE_MODE_NONE,
+ DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_TX,
+ DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_RX,
+ DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_TX,
+ DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_RX
+};
+
+/* DBG block Framing mode definitions */
+struct framing_mode_defs {
+ u8 id;
+ u8 blocks_dword_mask;
+ u8 storms_dword_mask;
+ u8 semi_framing_mode_id;
+ u8 full_buf_thr;
+};
+
+/* Chip constant definitions */
+struct chip_defs {
+ const char *name;
+ u8 dwords_per_cycle;
+ u8 num_framing_modes;
+ u32 num_ilt_pages;
+ struct framing_mode_defs *framing_modes;
+};
+
+/* HW type constant definitions */
+struct hw_type_defs {
+ const char *name;
+ u32 delay_factor;
+ u32 dmae_thresh;
+ u32 log_thresh;
+};
+
+/* RBC reset definitions */
+struct rbc_reset_defs {
+ u32 reset_reg_addr;
+ u32 reset_val[MAX_CHIP_IDS];
+};
+
+/* Storm constant definitions.
+ * Addresses are in bytes, sizes are in quad-regs.
+ */
+struct storm_defs {
+ char letter;
+ enum block_id sem_block_id;
+ enum dbg_bus_clients dbg_client_id[MAX_CHIP_IDS];
+ bool has_vfc;
+ u32 sem_fast_mem_addr;
+ u32 sem_frame_mode_addr;
+ u32 sem_slow_enable_addr;
+ u32 sem_slow_mode_addr;
+ u32 sem_slow_mode1_conf_addr;
+ u32 sem_sync_dbg_empty_addr;
+ u32 sem_gpre_vect_addr;
+ u32 cm_ctx_wr_addr;
+ u32 cm_ctx_rd_addr[NUM_CM_CTX_TYPES];
+ u32 cm_ctx_lid_sizes[MAX_CHIP_IDS][NUM_CM_CTX_TYPES];
+};
+
+/* Debug Bus Constraint operation constant definitions */
+struct dbg_bus_constraint_op_defs {
+ u8 hw_op_val;
+ bool is_cyclic;
+};
+
+/* Storm Mode definitions */
+struct storm_mode_defs {
+ const char *name;
+ bool is_fast_dbg;
+ u8 id_in_hw;
+ u32 src_disable_reg_addr;
+ u32 src_enable_val;
+ bool exists[MAX_CHIP_IDS];
+};
+
+struct grc_param_defs {
+ u32 default_val[MAX_CHIP_IDS];
+ u32 min;
+ u32 max;
+ bool is_preset;
+ bool is_persistent;
+ u32 exclude_all_preset_val;
+ u32 crash_preset_val[MAX_CHIP_IDS];
+};
+
+/* Address is in 128b units. Width is in bits. */
+struct rss_mem_defs {
+ const char *mem_name;
+ const char *type_name;
+ u32 addr;
+ u32 entry_width;
+ u32 num_entries[MAX_CHIP_IDS];
+};
+
+struct vfc_ram_defs {
+ const char *mem_name;
+ const char *type_name;
+ u32 base_row;
+ u32 num_rows;
+};
+
+struct big_ram_defs {
+ const char *instance_name;
+ enum mem_groups mem_group_id;
+ enum mem_groups ram_mem_group_id;
+ enum dbg_grc_params grc_param;
+ u32 addr_reg_addr;
+ u32 data_reg_addr;
+ u32 is_256b_reg_addr;
+ u32 is_256b_bit_offset[MAX_CHIP_IDS];
+ u32 ram_size[MAX_CHIP_IDS]; /* In dwords */
+};
+
+struct phy_defs {
+ const char *phy_name;
+
+ /* PHY base GRC address */
+ u32 base_addr;
+
+ /* Relative address of indirect TBUS address register (bits 0..7) */
+ u32 tbus_addr_lo_addr;
+
+ /* Relative address of indirect TBUS address register (bits 8..10) */
+ u32 tbus_addr_hi_addr;
+
+ /* Relative address of indirect TBUS data register (bits 0..7) */
+ u32 tbus_data_lo_addr;
+
+ /* Relative address of indirect TBUS data register (bits 8..11) */
+ u32 tbus_data_hi_addr;
+};
+
+/* Split type definitions */
+struct split_type_defs {
+ const char *name;
+};
+
+/******************************** Constants **********************************/
+
+#define BYTES_IN_DWORD sizeof(u32)
+/* In the macros below, size and offset are specified in bits */
+#define CEIL_DWORDS(size) DIV_ROUND_UP(size, 32)
+#define FIELD_BIT_OFFSET(type, field) type ## _ ## field ## _ ## OFFSET
+#define FIELD_BIT_SIZE(type, field) type ## _ ## field ## _ ## SIZE
+#define FIELD_DWORD_OFFSET(type, field) \
+ ((int)(FIELD_BIT_OFFSET(type, field) / 32))
+#define FIELD_DWORD_SHIFT(type, field) (FIELD_BIT_OFFSET(type, field) % 32)
+#define FIELD_BIT_MASK(type, field) \
+ (((1 << FIELD_BIT_SIZE(type, field)) - 1) << \
+ FIELD_DWORD_SHIFT(type, field))
+
+#define SET_VAR_FIELD(var, type, field, val) \
+ do { \
+ var[FIELD_DWORD_OFFSET(type, field)] &= \
+ (~FIELD_BIT_MASK(type, field)); \
+ var[FIELD_DWORD_OFFSET(type, field)] |= \
+ (val) << FIELD_DWORD_SHIFT(type, field); \
+ } while (0)
+
+#define ARR_REG_WR(dev, ptt, addr, arr, arr_size) \
+ do { \
+ for (i = 0; i < (arr_size); i++) \
+ qed_wr(dev, ptt, addr, (arr)[i]); \
+ } while (0)
+
+#define DWORDS_TO_BYTES(dwords) ((dwords) * BYTES_IN_DWORD)
+#define BYTES_TO_DWORDS(bytes) ((bytes) / BYTES_IN_DWORD)
+
+/* extra lines include a signature line + optional latency events line */
+#define NUM_EXTRA_DBG_LINES(block) \
+ (GET_FIELD((block)->flags, DBG_BLOCK_CHIP_HAS_LATENCY_EVENTS) ? 2 : 1)
+#define NUM_DBG_LINES(block) \
+ ((block)->num_of_dbg_bus_lines + NUM_EXTRA_DBG_LINES(block))
+
+#define USE_DMAE true
+#define PROTECT_WIDE_BUS true
+
+#define RAM_LINES_TO_DWORDS(lines) ((lines) * 2)
+#define RAM_LINES_TO_BYTES(lines) \
+ DWORDS_TO_BYTES(RAM_LINES_TO_DWORDS(lines))
+
+#define REG_DUMP_LEN_SHIFT 24
+#define MEM_DUMP_ENTRY_SIZE_DWORDS \
+ BYTES_TO_DWORDS(sizeof(struct dbg_dump_mem))
+
+#define IDLE_CHK_RULE_SIZE_DWORDS \
+ BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_rule))
+
+#define IDLE_CHK_RESULT_HDR_DWORDS \
+ BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_hdr))
+
+#define IDLE_CHK_RESULT_REG_HDR_DWORDS \
+ BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_reg_hdr))
+
+#define PAGE_MEM_DESC_SIZE_DWORDS \
+ BYTES_TO_DWORDS(sizeof(struct phys_mem_desc))
+
+#define IDLE_CHK_MAX_ENTRIES_SIZE 32
+
+/* The sizes and offsets below are specified in bits */
+#define VFC_CAM_CMD_STRUCT_SIZE 64
+#define VFC_CAM_CMD_ROW_OFFSET 48
+#define VFC_CAM_CMD_ROW_SIZE 9
+#define VFC_CAM_ADDR_STRUCT_SIZE 16
+#define VFC_CAM_ADDR_OP_OFFSET 0
+#define VFC_CAM_ADDR_OP_SIZE 4
+#define VFC_CAM_RESP_STRUCT_SIZE 256
+#define VFC_RAM_ADDR_STRUCT_SIZE 16
+#define VFC_RAM_ADDR_OP_OFFSET 0
+#define VFC_RAM_ADDR_OP_SIZE 2
+#define VFC_RAM_ADDR_ROW_OFFSET 2
+#define VFC_RAM_ADDR_ROW_SIZE 10
+#define VFC_RAM_RESP_STRUCT_SIZE 256
+
+#define VFC_CAM_CMD_DWORDS CEIL_DWORDS(VFC_CAM_CMD_STRUCT_SIZE)
+#define VFC_CAM_ADDR_DWORDS CEIL_DWORDS(VFC_CAM_ADDR_STRUCT_SIZE)
+#define VFC_CAM_RESP_DWORDS CEIL_DWORDS(VFC_CAM_RESP_STRUCT_SIZE)
+#define VFC_RAM_CMD_DWORDS VFC_CAM_CMD_DWORDS
+#define VFC_RAM_ADDR_DWORDS CEIL_DWORDS(VFC_RAM_ADDR_STRUCT_SIZE)
+#define VFC_RAM_RESP_DWORDS CEIL_DWORDS(VFC_RAM_RESP_STRUCT_SIZE)
+
+#define NUM_VFC_RAM_TYPES 4
+
+#define VFC_CAM_NUM_ROWS 512
+
+#define VFC_OPCODE_CAM_RD 14
+#define VFC_OPCODE_RAM_RD 0
+
+#define NUM_RSS_MEM_TYPES 5
+
+#define NUM_BIG_RAM_TYPES 3
+#define BIG_RAM_NAME_LEN 3
+
+#define NUM_PHY_TBUS_ADDRESSES 2048
+#define PHY_DUMP_SIZE_DWORDS (NUM_PHY_TBUS_ADDRESSES / 2)
+
+#define RESET_REG_UNRESET_OFFSET 4
+
+#define STALL_DELAY_MS 500
+
+#define STATIC_DEBUG_LINE_DWORDS 9
+
+#define NUM_COMMON_GLOBAL_PARAMS 10
+
+#define MAX_RECURSION_DEPTH 10
+
+#define FW_IMG_KUKU 0
+#define FW_IMG_MAIN 1
+#define FW_IMG_L2B 2
+
+#define REG_FIFO_ELEMENT_DWORDS 2
+#define REG_FIFO_DEPTH_ELEMENTS 32
+#define REG_FIFO_DEPTH_DWORDS \
+ (REG_FIFO_ELEMENT_DWORDS * REG_FIFO_DEPTH_ELEMENTS)
+
+#define IGU_FIFO_ELEMENT_DWORDS 4
+#define IGU_FIFO_DEPTH_ELEMENTS 64
+#define IGU_FIFO_DEPTH_DWORDS \
+ (IGU_FIFO_ELEMENT_DWORDS * IGU_FIFO_DEPTH_ELEMENTS)
+
+#define PROTECTION_OVERRIDE_ELEMENT_DWORDS 2
+#define PROTECTION_OVERRIDE_DEPTH_ELEMENTS 20
+#define PROTECTION_OVERRIDE_DEPTH_DWORDS \
+ (PROTECTION_OVERRIDE_DEPTH_ELEMENTS * \
+ PROTECTION_OVERRIDE_ELEMENT_DWORDS)
+
+#define MCP_SPAD_TRACE_OFFSIZE_ADDR \
+ (MCP_REG_SCRATCH + \
+ offsetof(struct static_init, sections[SPAD_SECTION_TRACE]))
+
+#define MAX_SW_PLTAFORM_STR_SIZE 64
+
+#define EMPTY_FW_VERSION_STR "???_???_???_???"
+#define EMPTY_FW_IMAGE_STR "???????????????"
+
+/***************************** Constant Arrays *******************************/
+
+/* DBG block framing mode definitions, in descending preference order */
+static struct framing_mode_defs s_framing_mode_defs[4] = {
+ {DBG_BUS_FRAME_MODE_4ST, 0x0, 0xf,
+ DBG_BUS_SEMI_FRAME_MODE_4FAST,
+ 10},
+ {DBG_BUS_FRAME_MODE_4HW, 0xf, 0x0, DBG_BUS_SEMI_FRAME_MODE_4SLOW,
+ 10},
+ {DBG_BUS_FRAME_MODE_2ST_2HW, 0x3, 0xc,
+ DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW, 10},
+ {DBG_BUS_FRAME_MODE_1ST_3HW, 0x7, 0x8,
+ DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW, 10}
+};
+
+/* Chip constant definitions array */
+static struct chip_defs s_chip_defs[MAX_CHIP_IDS] = {
+ {"bb", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_BB / 2,
+ s_framing_mode_defs},
+ {"ah", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_K2 / 2,
+ s_framing_mode_defs}
+};
+
+/* Storm constant definitions array */
+static struct storm_defs s_storm_defs[] = {
+ /* Tstorm */
+ {'T', BLOCK_TSEM,
+ {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT},
+ true,
+ TSEM_REG_FAST_MEMORY,
+ TSEM_REG_DBG_FRAME_MODE, TSEM_REG_SLOW_DBG_ACTIVE,
+ TSEM_REG_SLOW_DBG_MODE, TSEM_REG_DBG_MODE1_CFG,
+ TSEM_REG_SYNC_DBG_EMPTY, TSEM_REG_DBG_GPRE_VECT,
+ TCM_REG_CTX_RBC_ACCS,
+ {TCM_REG_AGG_CON_CTX, TCM_REG_SM_CON_CTX, TCM_REG_AGG_TASK_CTX,
+ TCM_REG_SM_TASK_CTX},
+ {{4, 16, 2, 4}, {4, 16, 2, 4}} /* {bb} {k2} */
+ },
+
+ /* Mstorm */
+ {'M', BLOCK_MSEM,
+ {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM},
+ false,
+ MSEM_REG_FAST_MEMORY,
+ MSEM_REG_DBG_FRAME_MODE,
+ MSEM_REG_SLOW_DBG_ACTIVE,
+ MSEM_REG_SLOW_DBG_MODE,
+ MSEM_REG_DBG_MODE1_CFG,
+ MSEM_REG_SYNC_DBG_EMPTY,
+ MSEM_REG_DBG_GPRE_VECT,
+ MCM_REG_CTX_RBC_ACCS,
+ {MCM_REG_AGG_CON_CTX, MCM_REG_SM_CON_CTX, MCM_REG_AGG_TASK_CTX,
+ MCM_REG_SM_TASK_CTX },
+ {{1, 10, 2, 7}, {1, 10, 2, 7}} /* {bb} {k2}*/
+ },
+
+ /* Ustorm */
+ {'U', BLOCK_USEM,
+ {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU},
+ false,
+ USEM_REG_FAST_MEMORY,
+ USEM_REG_DBG_FRAME_MODE,
+ USEM_REG_SLOW_DBG_ACTIVE,
+ USEM_REG_SLOW_DBG_MODE,
+ USEM_REG_DBG_MODE1_CFG,
+ USEM_REG_SYNC_DBG_EMPTY,
+ USEM_REG_DBG_GPRE_VECT,
+ UCM_REG_CTX_RBC_ACCS,
+ {UCM_REG_AGG_CON_CTX, UCM_REG_SM_CON_CTX, UCM_REG_AGG_TASK_CTX,
+ UCM_REG_SM_TASK_CTX},
+ {{2, 13, 3, 3}, {2, 13, 3, 3}} /* {bb} {k2} */
+ },
+
+ /* Xstorm */
+ {'X', BLOCK_XSEM,
+ {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX},
+ false,
+ XSEM_REG_FAST_MEMORY,
+ XSEM_REG_DBG_FRAME_MODE,
+ XSEM_REG_SLOW_DBG_ACTIVE,
+ XSEM_REG_SLOW_DBG_MODE,
+ XSEM_REG_DBG_MODE1_CFG,
+ XSEM_REG_SYNC_DBG_EMPTY,
+ XSEM_REG_DBG_GPRE_VECT,
+ XCM_REG_CTX_RBC_ACCS,
+ {XCM_REG_AGG_CON_CTX, XCM_REG_SM_CON_CTX, 0, 0},
+ {{9, 15, 0, 0}, {9, 15, 0, 0}} /* {bb} {k2} */
+ },
+
+ /* Ystorm */
+ {'Y', BLOCK_YSEM,
+ {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY},
+ false,
+ YSEM_REG_FAST_MEMORY,
+ YSEM_REG_DBG_FRAME_MODE,
+ YSEM_REG_SLOW_DBG_ACTIVE,
+ YSEM_REG_SLOW_DBG_MODE,
+ YSEM_REG_DBG_MODE1_CFG,
+ YSEM_REG_SYNC_DBG_EMPTY,
+ YSEM_REG_DBG_GPRE_VECT,
+ YCM_REG_CTX_RBC_ACCS,
+ {YCM_REG_AGG_CON_CTX, YCM_REG_SM_CON_CTX, YCM_REG_AGG_TASK_CTX,
+ YCM_REG_SM_TASK_CTX},
+ {{2, 3, 2, 12}, {2, 3, 2, 12}} /* {bb} {k2} */
+ },
+
+ /* Pstorm */
+ {'P', BLOCK_PSEM,
+ {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS},
+ true,
+ PSEM_REG_FAST_MEMORY,
+ PSEM_REG_DBG_FRAME_MODE,
+ PSEM_REG_SLOW_DBG_ACTIVE,
+ PSEM_REG_SLOW_DBG_MODE,
+ PSEM_REG_DBG_MODE1_CFG,
+ PSEM_REG_SYNC_DBG_EMPTY,
+ PSEM_REG_DBG_GPRE_VECT,
+ PCM_REG_CTX_RBC_ACCS,
+ {0, PCM_REG_SM_CON_CTX, 0, 0},
+ {{0, 10, 0, 0}, {0, 10, 0, 0}} /* {bb} {k2} */
+ },
+};
+
+static struct hw_type_defs s_hw_type_defs[] = {
+ /* HW_TYPE_ASIC */
+ {"asic", 1, 256, 32768},
+ {"reserved", 0, 0, 0},
+ {"reserved2", 0, 0, 0},
+ {"reserved3", 0, 0, 0},
+ {"reserved4", 0, 0, 0}
+};
+
+static struct grc_param_defs s_grc_param_defs[] = {
+ /* DBG_GRC_PARAM_DUMP_TSTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_MSTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_USTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_XSTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_YSTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_PSTORM */
+ {{1, 1}, 0, 1, false, false, 1, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_REGS */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_RAM */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_PBUF */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_IOR */
+ {{0, 0}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_VFC */
+ {{0, 0}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_CM_CTX */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_ILT */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_RSS */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_CAU */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_QM */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_MCP */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_DORQ */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_CFC */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_IGU */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_BRB */
+ {{0, 0}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_BTB */
+ {{0, 0}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_BMB */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_RESERVED1 */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_DUMP_MULD */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_PRS */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_DMAE */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_TM */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_SDM */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_DIF */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_STATIC */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_UNSTALL */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_RESERVED2 */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_MCP_TRACE_META_SIZE */
+ {{0, 0}, 1, 0xffffffff, false, true, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_EXCLUDE_ALL */
+ {{0, 0}, 0, 1, true, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_CRASH */
+ {{0, 0}, 0, 1, true, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_PARITY_SAFE */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_DUMP_CM */
+ {{1, 1}, 0, 1, false, false, 0, {1, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_PHY */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_NO_MCP */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_NO_FW_VER */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_RESERVED3 */
+ {{0, 0}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_DUMP_MCP_HW_DUMP */
+ {{0, 1}, 0, 1, false, false, 0, {0, 1}},
+
+ /* DBG_GRC_PARAM_DUMP_ILT_CDUC */
+ {{1, 1}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_DUMP_ILT_CDUT */
+ {{1, 1}, 0, 1, false, false, 0, {0, 0}},
+
+ /* DBG_GRC_PARAM_DUMP_CAU_EXT */
+ {{0, 0}, 0, 1, false, false, 0, {1, 1}}
+};
+
+static struct rss_mem_defs s_rss_mem_defs[] = {
+ {"rss_mem_cid", "rss_cid", 0, 32,
+ {256, 320}},
+
+ {"rss_mem_key_msb", "rss_key", 1024, 256,
+ {128, 208}},
+
+ {"rss_mem_key_lsb", "rss_key", 2048, 64,
+ {128, 208}},
+
+ {"rss_mem_info", "rss_info", 3072, 16,
+ {128, 208}},
+
+ {"rss_mem_ind", "rss_ind", 4096, 16,
+ {16384, 26624}}
+};
+
+static struct vfc_ram_defs s_vfc_ram_defs[] = {
+ {"vfc_ram_tt1", "vfc_ram", 0, 512},
+ {"vfc_ram_mtt2", "vfc_ram", 512, 128},
+ {"vfc_ram_stt2", "vfc_ram", 640, 32},
+ {"vfc_ram_ro_vect", "vfc_ram", 672, 32}
+};
+
+static struct big_ram_defs s_big_ram_defs[] = {
+ {"BRB", MEM_GROUP_BRB_MEM, MEM_GROUP_BRB_RAM, DBG_GRC_PARAM_DUMP_BRB,
+ BRB_REG_BIG_RAM_ADDRESS, BRB_REG_BIG_RAM_DATA,
+ MISC_REG_BLOCK_256B_EN, {0, 0},
+ {153600, 180224}},
+
+ {"BTB", MEM_GROUP_BTB_MEM, MEM_GROUP_BTB_RAM, DBG_GRC_PARAM_DUMP_BTB,
+ BTB_REG_BIG_RAM_ADDRESS, BTB_REG_BIG_RAM_DATA,
+ MISC_REG_BLOCK_256B_EN, {0, 1},
+ {92160, 117760}},
+
+ {"BMB", MEM_GROUP_BMB_MEM, MEM_GROUP_BMB_RAM, DBG_GRC_PARAM_DUMP_BMB,
+ BMB_REG_BIG_RAM_ADDRESS, BMB_REG_BIG_RAM_DATA,
+ MISCS_REG_BLOCK_256B_EN, {0, 0},
+ {36864, 36864}}
+};
+
+static struct rbc_reset_defs s_rbc_reset_defs[] = {
+ {MISCS_REG_RESET_PL_HV,
+ {0x0, 0x400}},
+ {MISC_REG_RESET_PL_PDA_VMAIN_1,
+ {0x4404040, 0x4404040}},
+ {MISC_REG_RESET_PL_PDA_VMAIN_2,
+ {0x7, 0x7c00007}},
+ {MISC_REG_RESET_PL_PDA_VAUX,
+ {0x2, 0x2}},
+};
+
+static struct phy_defs s_phy_defs[] = {
+ {"nw_phy", NWS_REG_NWS_CMU_K2,
+ PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_7_0_K2,
+ PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_15_8_K2,
+ PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_7_0_K2,
+ PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_11_8_K2},
+ {"sgmii_phy", MS_REG_MS_CMU_K2,
+ PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X132_K2,
+ PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X133_K2,
+ PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X130_K2,
+ PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X131_K2},
+ {"pcie_phy0", PHY_PCIE_REG_PHY0_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2},
+ {"pcie_phy1", PHY_PCIE_REG_PHY1_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2,
+ PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2},
+};
+
+static struct split_type_defs s_split_type_defs[] = {
+ /* SPLIT_TYPE_NONE */
+ {"eng"},
+
+ /* SPLIT_TYPE_PORT */
+ {"port"},
+
+ /* SPLIT_TYPE_PF */
+ {"pf"},
+
+ /* SPLIT_TYPE_PORT_PF */
+ {"port"},
+
+ /* SPLIT_TYPE_VF */
+ {"vf"}
+};
+
+/******************************** Variables **********************************/
+
+/* The version of the calling app */
+static u32 s_app_ver;
+
+/**************************** Private Functions ******************************/
+
+static void qed_static_asserts(void)
+{
+}
+
+/* Reads and returns a single dword from the specified unaligned buffer */
+static u32 qed_read_unaligned_dword(u8 *buf)
+{
+ u32 dword;
+
+ memcpy((u8 *)&dword, buf, sizeof(dword));
+ return dword;
+}
+
+/* Sets the value of the specified GRC param */
+static void qed_grc_set_param(struct qed_hwfn *p_hwfn,
+ enum dbg_grc_params grc_param, u32 val)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+
+ dev_data->grc.param_val[grc_param] = val;
+}
+
+/* Returns the value of the specified GRC param */
+static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn,
+ enum dbg_grc_params grc_param)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+
+ return dev_data->grc.param_val[grc_param];
+}
+
+/* Initializes the GRC parameters */
+static void qed_dbg_grc_init_params(struct qed_hwfn *p_hwfn)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+
+ if (!dev_data->grc.params_initialized) {
+ qed_dbg_grc_set_params_default(p_hwfn);
+ dev_data->grc.params_initialized = 1;
+ }
+}
+
+/* Sets pointer and size for the specified binary buffer type */
+static void qed_set_dbg_bin_buf(struct qed_hwfn *p_hwfn,
+ enum bin_dbg_buffer_type buf_type,
+ const u32 *ptr, u32 size)
+{
+ struct virt_mem_desc *buf = &p_hwfn->dbg_arrays[buf_type];
+
+ buf->ptr = (void *)ptr;
+ buf->size = size;
+}
+
+/* Initializes debug data for the specified device */
+static enum dbg_status qed_dbg_dev_init(struct qed_hwfn *p_hwfn)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u8 num_pfs = 0, max_pfs_per_port = 0;
+
+ if (dev_data->initialized)
+ return DBG_STATUS_OK;
+
+ if (!s_app_ver)
+ return DBG_STATUS_APP_VERSION_NOT_SET;
+
+ /* Set chip */
+ if (QED_IS_K2(p_hwfn->cdev)) {
+ dev_data->chip_id = CHIP_K2;
+ dev_data->mode_enable[MODE_K2] = 1;
+ dev_data->num_vfs = MAX_NUM_VFS_K2;
+ num_pfs = MAX_NUM_PFS_K2;
+ max_pfs_per_port = MAX_NUM_PFS_K2 / 2;
+ } else if (QED_IS_BB_B0(p_hwfn->cdev)) {
+ dev_data->chip_id = CHIP_BB;
+ dev_data->mode_enable[MODE_BB] = 1;
+ dev_data->num_vfs = MAX_NUM_VFS_BB;
+ num_pfs = MAX_NUM_PFS_BB;
+ max_pfs_per_port = MAX_NUM_PFS_BB;
+ } else {
+ return DBG_STATUS_UNKNOWN_CHIP;
+ }
+
+ /* Set HW type */
+ dev_data->hw_type = HW_TYPE_ASIC;
+ dev_data->mode_enable[MODE_ASIC] = 1;
+
+ /* Set port mode */
+ switch (p_hwfn->cdev->num_ports_in_engine) {
+ case 1:
+ dev_data->mode_enable[MODE_PORTS_PER_ENG_1] = 1;
+ break;
+ case 2:
+ dev_data->mode_enable[MODE_PORTS_PER_ENG_2] = 1;
+ break;
+ case 4:
+ dev_data->mode_enable[MODE_PORTS_PER_ENG_4] = 1;
+ break;
+ }
+
+ /* Set 100G mode */
+ if (QED_IS_CMT(p_hwfn->cdev))
+ dev_data->mode_enable[MODE_100G] = 1;
+
+ /* Set number of ports */
+ if (dev_data->mode_enable[MODE_PORTS_PER_ENG_1] ||
+ dev_data->mode_enable[MODE_100G])
+ dev_data->num_ports = 1;
+ else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_2])
+ dev_data->num_ports = 2;
+ else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_4])
+ dev_data->num_ports = 4;
+
+ /* Set number of PFs per port */
+ dev_data->num_pfs_per_port = min_t(u32,
+ num_pfs / dev_data->num_ports,
+ max_pfs_per_port);
+
+ /* Initializes the GRC parameters */
+ qed_dbg_grc_init_params(p_hwfn);
+
+ dev_data->use_dmae = true;
+ dev_data->initialized = 1;
+
+ return DBG_STATUS_OK;
+}
+
+static const struct dbg_block *get_dbg_block(struct qed_hwfn *p_hwfn,
+ enum block_id block_id)
+{
+ const struct dbg_block *dbg_block;
+
+ dbg_block = p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS].ptr;
+ return dbg_block + block_id;
+}
+
+static const struct dbg_block_chip *qed_get_dbg_block_per_chip(struct qed_hwfn
+ *p_hwfn,
+ enum block_id
+ block_id)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+
+ return (const struct dbg_block_chip *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_CHIP_DATA].ptr +
+ block_id * MAX_CHIP_IDS + dev_data->chip_id;
+}
+
+static const struct dbg_reset_reg *qed_get_dbg_reset_reg(struct qed_hwfn
+ *p_hwfn,
+ u8 reset_reg_id)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+
+ return (const struct dbg_reset_reg *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_RESET_REGS].ptr +
+ reset_reg_id * MAX_CHIP_IDS + dev_data->chip_id;
+}
+
+/* Reads the FW info structure for the specified Storm from the chip,
+ * and writes it to the specified fw_info pointer.
+ */
+static void qed_read_storm_fw_info(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u8 storm_id, struct fw_info *fw_info)
+{
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ struct fw_info_location fw_info_location;
+ u32 addr, i, size, *dest;
+
+ memset(&fw_info_location, 0, sizeof(fw_info_location));
+ memset(fw_info, 0, sizeof(*fw_info));
+
+ /* Read first the address that points to fw_info location.
+ * The address is located in the last line of the Storm RAM.
+ */
+ addr = storm->sem_fast_mem_addr + SEM_FAST_REG_INT_RAM +
+ DWORDS_TO_BYTES(SEM_FAST_REG_INT_RAM_SIZE) -
+ sizeof(fw_info_location);
+
+ dest = (u32 *)&fw_info_location;
+ size = BYTES_TO_DWORDS(sizeof(fw_info_location));
+
+ for (i = 0; i < size; i++, addr += BYTES_IN_DWORD)
+ dest[i] = qed_rd(p_hwfn, p_ptt, addr);
+
+ /* Read FW version info from Storm RAM */
+ size = le32_to_cpu(fw_info_location.size);
+ if (!size || size > sizeof(*fw_info))
+ return;
+
+ addr = le32_to_cpu(fw_info_location.grc_addr);
+ dest = (u32 *)fw_info;
+ size = BYTES_TO_DWORDS(size);
+
+ for (i = 0; i < size; i++, addr += BYTES_IN_DWORD)
+ dest[i] = qed_rd(p_hwfn, p_ptt, addr);
+}
+
+/* Dumps the specified string to the specified buffer.
+ * Returns the dumped size in bytes.
+ */
+static u32 qed_dump_str(char *dump_buf, bool dump, const char *str)
+{
+ if (dump)
+ strcpy(dump_buf, str);
+
+ return (u32)strlen(str) + 1;
+}
+
+/* Dumps zeros to align the specified buffer to dwords.
+ * Returns the dumped size in bytes.
+ */
+static u32 qed_dump_align(char *dump_buf, bool dump, u32 byte_offset)
+{
+ u8 offset_in_dword, align_size;
+
+ offset_in_dword = (u8)(byte_offset & 0x3);
+ align_size = offset_in_dword ? BYTES_IN_DWORD - offset_in_dword : 0;
+
+ if (dump && align_size)
+ memset(dump_buf, 0, align_size);
+
+ return align_size;
+}
+
+/* Writes the specified string param to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_str_param(u32 *dump_buf,
+ bool dump,
+ const char *param_name, const char *param_val)
+{
+ char *char_buf = (char *)dump_buf;
+ u32 offset = 0;
+
+ /* Dump param name */
+ offset += qed_dump_str(char_buf + offset, dump, param_name);
+
+ /* Indicate a string param value */
+ if (dump)
+ *(char_buf + offset) = 1;
+ offset++;
+
+ /* Dump param value */
+ offset += qed_dump_str(char_buf + offset, dump, param_val);
+
+ /* Align buffer to next dword */
+ offset += qed_dump_align(char_buf + offset, dump, offset);
+
+ return BYTES_TO_DWORDS(offset);
+}
+
+/* Writes the specified numeric param to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_num_param(u32 *dump_buf,
+ bool dump, const char *param_name, u32 param_val)
+{
+ char *char_buf = (char *)dump_buf;
+ u32 offset = 0;
+
+ /* Dump param name */
+ offset += qed_dump_str(char_buf + offset, dump, param_name);
+
+ /* Indicate a numeric param value */
+ if (dump)
+ *(char_buf + offset) = 0;
+ offset++;
+
+ /* Align buffer to next dword */
+ offset += qed_dump_align(char_buf + offset, dump, offset);
+
+ /* Dump param value (and change offset from bytes to dwords) */
+ offset = BYTES_TO_DWORDS(offset);
+ if (dump)
+ *(dump_buf + offset) = param_val;
+ offset++;
+
+ return offset;
+}
+
+/* Reads the FW version and writes it as a param to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_fw_ver_param(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ char fw_ver_str[16] = EMPTY_FW_VERSION_STR;
+ char fw_img_str[16] = EMPTY_FW_IMAGE_STR;
+ struct fw_info fw_info = { {0}, {0} };
+ u32 offset = 0;
+
+ if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) {
+ /* Read FW info from chip */
+ qed_read_fw_info(p_hwfn, p_ptt, &fw_info);
+
+ /* Create FW version/image strings */
+ if (snprintf(fw_ver_str, sizeof(fw_ver_str),
+ "%d_%d_%d_%d", fw_info.ver.num.major,
+ fw_info.ver.num.minor, fw_info.ver.num.rev,
+ fw_info.ver.num.eng) < 0)
+ DP_NOTICE(p_hwfn,
+ "Unexpected debug error: invalid FW version string\n");
+ switch (fw_info.ver.image_id) {
+ case FW_IMG_KUKU:
+ strcpy(fw_img_str, "kuku");
+ break;
+ case FW_IMG_MAIN:
+ strcpy(fw_img_str, "main");
+ break;
+ case FW_IMG_L2B:
+ strcpy(fw_img_str, "l2b");
+ break;
+ default:
+ strcpy(fw_img_str, "unknown");
+ break;
+ }
+ }
+
+ /* Dump FW version, image and timestamp */
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "fw-version", fw_ver_str);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "fw-image", fw_img_str);
+ offset += qed_dump_num_param(dump_buf + offset, dump, "fw-timestamp",
+ le32_to_cpu(fw_info.ver.timestamp));
+
+ return offset;
+}
+
+/* Reads the MFW version and writes it as a param to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_mfw_ver_param(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ char mfw_ver_str[16] = EMPTY_FW_VERSION_STR;
+
+ if (dump &&
+ !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) {
+ u32 global_section_offsize, global_section_addr, mfw_ver;
+ u32 public_data_addr, global_section_offsize_addr;
+
+ /* Find MCP public data GRC address. Needs to be ORed with
+ * MCP_REG_SCRATCH due to a HW bug.
+ */
+ public_data_addr = qed_rd(p_hwfn,
+ p_ptt,
+ MISC_REG_SHARED_MEM_ADDR) |
+ MCP_REG_SCRATCH;
+
+ /* Find MCP public global section offset */
+ global_section_offsize_addr = public_data_addr +
+ offsetof(struct mcp_public_data,
+ sections) +
+ sizeof(offsize_t) * PUBLIC_GLOBAL;
+ global_section_offsize = qed_rd(p_hwfn, p_ptt,
+ global_section_offsize_addr);
+ global_section_addr =
+ MCP_REG_SCRATCH +
+ (global_section_offsize & OFFSIZE_OFFSET_MASK) * 4;
+
+ /* Read MFW version from MCP public global section */
+ mfw_ver = qed_rd(p_hwfn, p_ptt,
+ global_section_addr +
+ offsetof(struct public_global, mfw_ver));
+
+ /* Dump MFW version param */
+ if (snprintf(mfw_ver_str, sizeof(mfw_ver_str), "%d_%d_%d_%d",
+ (u8)(mfw_ver >> 24), (u8)(mfw_ver >> 16),
+ (u8)(mfw_ver >> 8), (u8)mfw_ver) < 0)
+ DP_NOTICE(p_hwfn,
+ "Unexpected debug error: invalid MFW version string\n");
+ }
+
+ return qed_dump_str_param(dump_buf, dump, "mfw-version", mfw_ver_str);
+}
+
+/* Reads the chip revision from the chip and writes it as a param to the
+ * specified buffer. Returns the dumped size in dwords.
+ */
+static u32 qed_dump_chip_revision_param(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ char param_str[3] = "??";
+
+ if (dev_data->hw_type == HW_TYPE_ASIC) {
+ u32 chip_rev, chip_metal;
+
+ chip_rev = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV);
+ chip_metal = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL);
+
+ param_str[0] = 'a' + (u8)chip_rev;
+ param_str[1] = '0' + (u8)chip_metal;
+ }
+
+ return qed_dump_str_param(dump_buf, dump, "chip-revision", param_str);
+}
+
+/* Writes a section header to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_section_hdr(u32 *dump_buf,
+ bool dump, const char *name, u32 num_params)
+{
+ return qed_dump_num_param(dump_buf, dump, name, num_params);
+}
+
+/* Writes the common global params to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_dump_common_global_params(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u8 num_specific_global_params)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 offset = 0;
+ u8 num_params;
+
+ /* Dump global params section header */
+ num_params = NUM_COMMON_GLOBAL_PARAMS + num_specific_global_params +
+ (dev_data->chip_id == CHIP_BB ? 1 : 0);
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "global_params", num_params);
+
+ /* Store params */
+ offset += qed_dump_fw_ver_param(p_hwfn, p_ptt, dump_buf + offset, dump);
+ offset += qed_dump_mfw_ver_param(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+ offset += qed_dump_chip_revision_param(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "tools-version", TOOLS_VERSION);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump,
+ "chip",
+ s_chip_defs[dev_data->chip_id].name);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump,
+ "platform",
+ s_hw_type_defs[dev_data->hw_type].name);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "pci-func", p_hwfn->abs_pf_id);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "epoch", qed_get_epoch_time());
+ if (dev_data->chip_id == CHIP_BB)
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "path", QED_PATH_ID(p_hwfn));
+
+ return offset;
+}
+
+/* Writes the "last" section (including CRC) to the specified buffer at the
+ * given offset. Returns the dumped size in dwords.
+ */
+static u32 qed_dump_last_section(u32 *dump_buf, u32 offset, bool dump)
+{
+ u32 start_offset = offset;
+
+ /* Dump CRC section header */
+ offset += qed_dump_section_hdr(dump_buf + offset, dump, "last", 0);
+
+ /* Calculate CRC32 and add it to the dword after the "last" section */
+ if (dump)
+ *(dump_buf + offset) = ~crc32(0xffffffff,
+ (u8 *)dump_buf,
+ DWORDS_TO_BYTES(offset));
+
+ offset++;
+
+ return offset - start_offset;
+}
+
+/* Update blocks reset state */
+static void qed_update_blocks_reset_state(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 reg_val[NUM_DBG_RESET_REGS] = { 0 };
+ u8 rst_reg_id;
+ u32 blk_id;
+
+ /* Read reset registers */
+ for (rst_reg_id = 0; rst_reg_id < NUM_DBG_RESET_REGS; rst_reg_id++) {
+ const struct dbg_reset_reg *rst_reg;
+ bool rst_reg_removed;
+ u32 rst_reg_addr;
+
+ rst_reg = qed_get_dbg_reset_reg(p_hwfn, rst_reg_id);
+ rst_reg_removed = GET_FIELD(rst_reg->data,
+ DBG_RESET_REG_IS_REMOVED);
+ rst_reg_addr = DWORDS_TO_BYTES(GET_FIELD(rst_reg->data,
+ DBG_RESET_REG_ADDR));
+
+ if (!rst_reg_removed)
+ reg_val[rst_reg_id] = qed_rd(p_hwfn, p_ptt,
+ rst_reg_addr);
+ }
+
+ /* Check if blocks are in reset */
+ for (blk_id = 0; blk_id < NUM_PHYS_BLOCKS; blk_id++) {
+ const struct dbg_block_chip *blk;
+ bool has_rst_reg;
+ bool is_removed;
+
+ blk = qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)blk_id);
+ is_removed = GET_FIELD(blk->flags, DBG_BLOCK_CHIP_IS_REMOVED);
+ has_rst_reg = GET_FIELD(blk->flags,
+ DBG_BLOCK_CHIP_HAS_RESET_REG);
+
+ if (!is_removed && has_rst_reg)
+ dev_data->block_in_reset[blk_id] =
+ !(reg_val[blk->reset_reg_id] &
+ BIT(blk->reset_reg_bit_offset));
+ }
+}
+
+/* is_mode_match recursive function */
+static bool qed_is_mode_match_rec(struct qed_hwfn *p_hwfn,
+ u16 *modes_buf_offset, u8 rec_depth)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u8 *dbg_array;
+ bool arg1, arg2;
+ u8 tree_val;
+
+ if (rec_depth > MAX_RECURSION_DEPTH) {
+ DP_NOTICE(p_hwfn,
+ "Unexpected error: is_mode_match_rec exceeded the max recursion depth. This is probably due to a corrupt init/debug buffer.\n");
+ return false;
+ }
+
+ /* Get next element from modes tree buffer */
+ dbg_array = p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr;
+ tree_val = dbg_array[(*modes_buf_offset)++];
+
+ switch (tree_val) {
+ case INIT_MODE_OP_NOT:
+ return !qed_is_mode_match_rec(p_hwfn,
+ modes_buf_offset, rec_depth + 1);
+ case INIT_MODE_OP_OR:
+ case INIT_MODE_OP_AND:
+ arg1 = qed_is_mode_match_rec(p_hwfn,
+ modes_buf_offset, rec_depth + 1);
+ arg2 = qed_is_mode_match_rec(p_hwfn,
+ modes_buf_offset, rec_depth + 1);
+ return (tree_val == INIT_MODE_OP_OR) ? (arg1 ||
+ arg2) : (arg1 && arg2);
+ default:
+ return dev_data->mode_enable[tree_val - MAX_INIT_MODE_OPS] > 0;
+ }
+}
+
+/* Returns true if the mode (specified using modes_buf_offset) is enabled */
+static bool qed_is_mode_match(struct qed_hwfn *p_hwfn, u16 *modes_buf_offset)
+{
+ return qed_is_mode_match_rec(p_hwfn, modes_buf_offset, 0);
+}
+
+/* Enable / disable the Debug block */
+static void qed_bus_enable_dbg_block(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, bool enable)
+{
+ qed_wr(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON, enable ? 1 : 0);
+}
+
+/* Resets the Debug block */
+static void qed_bus_reset_dbg_block(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt)
+{
+ u32 reset_reg_addr, old_reset_reg_val, new_reset_reg_val;
+ const struct dbg_reset_reg *reset_reg;
+ const struct dbg_block_chip *block;
+
+ block = qed_get_dbg_block_per_chip(p_hwfn, BLOCK_DBG);
+ reset_reg = qed_get_dbg_reset_reg(p_hwfn, block->reset_reg_id);
+ reset_reg_addr =
+ DWORDS_TO_BYTES(GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR));
+
+ old_reset_reg_val = qed_rd(p_hwfn, p_ptt, reset_reg_addr);
+ new_reset_reg_val =
+ old_reset_reg_val & ~BIT(block->reset_reg_bit_offset);
+
+ qed_wr(p_hwfn, p_ptt, reset_reg_addr, new_reset_reg_val);
+ qed_wr(p_hwfn, p_ptt, reset_reg_addr, old_reset_reg_val);
+}
+
+/* Enable / disable Debug Bus clients according to the specified mask
+ * (1 = enable, 0 = disable).
+ */
+static void qed_bus_enable_clients(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 client_mask)
+{
+ qed_wr(p_hwfn, p_ptt, DBG_REG_CLIENT_ENABLE, client_mask);
+}
+
+static void qed_bus_config_dbg_line(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ enum block_id block_id,
+ u8 line_id,
+ u8 enable_mask,
+ u8 right_shift,
+ u8 force_valid_mask, u8 force_frame_mask)
+{
+ const struct dbg_block_chip *block =
+ qed_get_dbg_block_per_chip(p_hwfn, block_id);
+
+ qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_select_reg_addr),
+ line_id);
+ qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_dword_enable_reg_addr),
+ enable_mask);
+ qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_shift_reg_addr),
+ right_shift);
+ qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_valid_reg_addr),
+ force_valid_mask);
+ qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_frame_reg_addr),
+ force_frame_mask);
+}
+
+/* Disable debug bus in all blocks */
+static void qed_bus_disable_blocks(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 block_id;
+
+ /* Disable all blocks */
+ for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) {
+ const struct dbg_block_chip *block_per_chip =
+ qed_get_dbg_block_per_chip(p_hwfn,
+ (enum block_id)block_id);
+
+ if (GET_FIELD(block_per_chip->flags,
+ DBG_BLOCK_CHIP_IS_REMOVED) ||
+ dev_data->block_in_reset[block_id])
+ continue;
+
+ /* Disable debug bus */
+ if (GET_FIELD(block_per_chip->flags,
+ DBG_BLOCK_CHIP_HAS_DBG_BUS)) {
+ u32 dbg_en_addr =
+ block_per_chip->dbg_dword_enable_reg_addr;
+ u16 modes_buf_offset =
+ GET_FIELD(block_per_chip->dbg_bus_mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ bool eval_mode =
+ GET_FIELD(block_per_chip->dbg_bus_mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+
+ if (!eval_mode ||
+ qed_is_mode_match(p_hwfn, &modes_buf_offset))
+ qed_wr(p_hwfn, p_ptt,
+ DWORDS_TO_BYTES(dbg_en_addr),
+ 0);
+ }
+ }
+}
+
+/* Returns true if the specified entity (indicated by GRC param) should be
+ * included in the dump, false otherwise.
+ */
+static bool qed_grc_is_included(struct qed_hwfn *p_hwfn,
+ enum dbg_grc_params grc_param)
+{
+ return qed_grc_get_param(p_hwfn, grc_param) > 0;
+}
+
+/* Returns the storm_id that matches the specified Storm letter,
+ * or MAX_DBG_STORMS if invalid storm letter.
+ */
+static enum dbg_storms qed_get_id_from_letter(char storm_letter)
+{
+ u8 storm_id;
+
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++)
+ if (s_storm_defs[storm_id].letter == storm_letter)
+ return (enum dbg_storms)storm_id;
+
+ return MAX_DBG_STORMS;
+}
+
+/* Returns true of the specified Storm should be included in the dump, false
+ * otherwise.
+ */
+static bool qed_grc_is_storm_included(struct qed_hwfn *p_hwfn,
+ enum dbg_storms storm)
+{
+ return qed_grc_get_param(p_hwfn, (enum dbg_grc_params)storm) > 0;
+}
+
+/* Returns true if the specified memory should be included in the dump, false
+ * otherwise.
+ */
+static bool qed_grc_is_mem_included(struct qed_hwfn *p_hwfn,
+ enum block_id block_id, u8 mem_group_id)
+{
+ const struct dbg_block *block;
+ u8 i;
+
+ block = get_dbg_block(p_hwfn, block_id);
+
+ /* If the block is associated with a Storm, check Storm match */
+ if (block->associated_storm_letter) {
+ enum dbg_storms associated_storm_id =
+ qed_get_id_from_letter(block->associated_storm_letter);
+
+ if (associated_storm_id == MAX_DBG_STORMS ||
+ !qed_grc_is_storm_included(p_hwfn, associated_storm_id))
+ return false;
+ }
+
+ for (i = 0; i < NUM_BIG_RAM_TYPES; i++) {
+ struct big_ram_defs *big_ram = &s_big_ram_defs[i];
+
+ if (mem_group_id == big_ram->mem_group_id ||
+ mem_group_id == big_ram->ram_mem_group_id)
+ return qed_grc_is_included(p_hwfn, big_ram->grc_param);
+ }
+
+ switch (mem_group_id) {
+ case MEM_GROUP_PXP_ILT:
+ case MEM_GROUP_PXP_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PXP);
+ case MEM_GROUP_RAM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RAM);
+ case MEM_GROUP_PBUF:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PBUF);
+ case MEM_GROUP_CAU_MEM:
+ case MEM_GROUP_CAU_SB:
+ case MEM_GROUP_CAU_PI:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU);
+ case MEM_GROUP_CAU_MEM_EXT:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU_EXT);
+ case MEM_GROUP_QM_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_QM);
+ case MEM_GROUP_CFC_MEM:
+ case MEM_GROUP_CONN_CFC_MEM:
+ case MEM_GROUP_TASK_CFC_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CFC) ||
+ qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX);
+ case MEM_GROUP_DORQ_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DORQ);
+ case MEM_GROUP_IGU_MEM:
+ case MEM_GROUP_IGU_MSIX:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IGU);
+ case MEM_GROUP_MULD_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MULD);
+ case MEM_GROUP_PRS_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PRS);
+ case MEM_GROUP_DMAE_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DMAE);
+ case MEM_GROUP_TM_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_TM);
+ case MEM_GROUP_SDM_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_SDM);
+ case MEM_GROUP_TDIF_CTX:
+ case MEM_GROUP_RDIF_CTX:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DIF);
+ case MEM_GROUP_CM_MEM:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM);
+ case MEM_GROUP_IOR:
+ return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IOR);
+ default:
+ return true;
+ }
+}
+
+/* Stalls all Storms */
+static void qed_grc_stall_storms(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, bool stall)
+{
+ u32 reg_addr;
+ u8 storm_id;
+
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
+ if (!qed_grc_is_storm_included(p_hwfn,
+ (enum dbg_storms)storm_id))
+ continue;
+
+ reg_addr = s_storm_defs[storm_id].sem_fast_mem_addr +
+ SEM_FAST_REG_STALL_0;
+ qed_wr(p_hwfn, p_ptt, reg_addr, stall ? 1 : 0);
+ }
+
+ msleep(STALL_DELAY_MS);
+}
+
+/* Takes all blocks out of reset. If rbc_only is true, only RBC clients are
+ * taken out of reset.
+ */
+static void qed_grc_unreset_blocks(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, bool rbc_only)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u8 chip_id = dev_data->chip_id;
+ u32 i;
+
+ /* Take RBCs out of reset */
+ for (i = 0; i < ARRAY_SIZE(s_rbc_reset_defs); i++)
+ if (s_rbc_reset_defs[i].reset_val[dev_data->chip_id])
+ qed_wr(p_hwfn,
+ p_ptt,
+ s_rbc_reset_defs[i].reset_reg_addr +
+ RESET_REG_UNRESET_OFFSET,
+ s_rbc_reset_defs[i].reset_val[chip_id]);
+
+ if (!rbc_only) {
+ u32 reg_val[NUM_DBG_RESET_REGS] = { 0 };
+ u8 reset_reg_id;
+ u32 block_id;
+
+ /* Fill reset regs values */
+ for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
+ bool is_removed, has_reset_reg, unreset_before_dump;
+ const struct dbg_block_chip *block;
+
+ block = qed_get_dbg_block_per_chip(p_hwfn,
+ (enum block_id)
+ block_id);
+ is_removed =
+ GET_FIELD(block->flags, DBG_BLOCK_CHIP_IS_REMOVED);
+ has_reset_reg =
+ GET_FIELD(block->flags,
+ DBG_BLOCK_CHIP_HAS_RESET_REG);
+ unreset_before_dump =
+ GET_FIELD(block->flags,
+ DBG_BLOCK_CHIP_UNRESET_BEFORE_DUMP);
+
+ if (!is_removed && has_reset_reg && unreset_before_dump)
+ reg_val[block->reset_reg_id] |=
+ BIT(block->reset_reg_bit_offset);
+ }
+
+ /* Write reset registers */
+ for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS;
+ reset_reg_id++) {
+ const struct dbg_reset_reg *reset_reg;
+ u32 reset_reg_addr;
+
+ reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id);
+
+ if (GET_FIELD
+ (reset_reg->data, DBG_RESET_REG_IS_REMOVED))
+ continue;
+
+ if (reg_val[reset_reg_id]) {
+ reset_reg_addr =
+ GET_FIELD(reset_reg->data,
+ DBG_RESET_REG_ADDR);
+ qed_wr(p_hwfn,
+ p_ptt,
+ DWORDS_TO_BYTES(reset_reg_addr) +
+ RESET_REG_UNRESET_OFFSET,
+ reg_val[reset_reg_id]);
+ }
+ }
+ }
+}
+
+/* Returns the attention block data of the specified block */
+static const struct dbg_attn_block_type_data *
+qed_get_block_attn_data(struct qed_hwfn *p_hwfn,
+ enum block_id block_id, enum dbg_attn_type attn_type)
+{
+ const struct dbg_attn_block *base_attn_block_arr =
+ (const struct dbg_attn_block *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr;
+
+ return &base_attn_block_arr[block_id].per_type_data[attn_type];
+}
+
+/* Returns the attention registers of the specified block */
+static const struct dbg_attn_reg *
+qed_get_block_attn_regs(struct qed_hwfn *p_hwfn,
+ enum block_id block_id, enum dbg_attn_type attn_type,
+ u8 *num_attn_regs)
+{
+ const struct dbg_attn_block_type_data *block_type_data =
+ qed_get_block_attn_data(p_hwfn, block_id, attn_type);
+
+ *num_attn_regs = block_type_data->num_regs;
+
+ return (const struct dbg_attn_reg *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr +
+ block_type_data->regs_offset;
+}
+
+/* For each block, clear the status of all parities */
+static void qed_grc_clear_all_prty(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ const struct dbg_attn_reg *attn_reg_arr;
+ u32 block_id, sts_clr_address;
+ u8 reg_idx, num_attn_regs;
+
+ for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
+ if (dev_data->block_in_reset[block_id])
+ continue;
+
+ attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
+ (enum block_id)block_id,
+ ATTN_TYPE_PARITY,
+ &num_attn_regs);
+
+ for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
+ const struct dbg_attn_reg *reg_data =
+ &attn_reg_arr[reg_idx];
+ u16 modes_buf_offset;
+ bool eval_mode;
+
+ /* Check mode */
+ eval_mode = GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ modes_buf_offset =
+ GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+
+ sts_clr_address = reg_data->sts_clr_address;
+ /* If Mode match: clear parity status */
+ if (!eval_mode ||
+ qed_is_mode_match(p_hwfn, &modes_buf_offset))
+ qed_rd(p_hwfn, p_ptt,
+ DWORDS_TO_BYTES(sts_clr_address));
+ }
+ }
+}
+
+/* Finds the meta data image in NVRAM */
+static enum dbg_status qed_find_nvram_image(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 image_type,
+ u32 *nvram_offset_bytes,
+ u32 *nvram_size_bytes,
+ bool b_can_sleep)
+{
+ u32 ret_mcp_resp, ret_mcp_param, ret_txn_size;
+ struct mcp_file_att file_att;
+ int nvm_result;
+
+ /* Call NVRAM get file command */
+ nvm_result = qed_mcp_nvm_rd_cmd(p_hwfn,
+ p_ptt,
+ DRV_MSG_CODE_NVM_GET_FILE_ATT,
+ image_type,
+ &ret_mcp_resp,
+ &ret_mcp_param,
+ &ret_txn_size,
+ (u32 *)&file_att,
+ b_can_sleep);
+
+ /* Check response */
+ if (nvm_result || (ret_mcp_resp & FW_MSG_CODE_MASK) !=
+ FW_MSG_CODE_NVM_OK)
+ return DBG_STATUS_NVRAM_GET_IMAGE_FAILED;
+
+ /* Update return values */
+ *nvram_offset_bytes = file_att.nvm_start_addr;
+ *nvram_size_bytes = file_att.len;
+
+ DP_VERBOSE(p_hwfn,
+ QED_MSG_DEBUG,
+ "find_nvram_image: found NVRAM image of type %d in NVRAM offset %d bytes with size %d bytes\n",
+ image_type, *nvram_offset_bytes, *nvram_size_bytes);
+
+ /* Check alignment */
+ if (*nvram_size_bytes & 0x3)
+ return DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE;
+
+ return DBG_STATUS_OK;
+}
+
+/* Reads data from NVRAM */
+static enum dbg_status qed_nvram_read(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 nvram_offset_bytes,
+ u32 nvram_size_bytes,
+ u32 *ret_buf,
+ bool b_can_sleep)
+{
+ u32 ret_mcp_resp, ret_mcp_param, ret_read_size, bytes_to_copy;
+ s32 bytes_left = nvram_size_bytes;
+ u32 read_offset = 0, param = 0;
+
+ DP_VERBOSE(p_hwfn,
+ QED_MSG_DEBUG,
+ "nvram_read: reading image of size %d bytes from NVRAM\n",
+ nvram_size_bytes);
+
+ do {
+ bytes_to_copy =
+ (bytes_left >
+ MCP_DRV_NVM_BUF_LEN) ? MCP_DRV_NVM_BUF_LEN : bytes_left;
+
+ /* Call NVRAM read command */
+ SET_MFW_FIELD(param,
+ DRV_MB_PARAM_NVM_OFFSET,
+ nvram_offset_bytes + read_offset);
+ SET_MFW_FIELD(param, DRV_MB_PARAM_NVM_LEN, bytes_to_copy);
+ if (qed_mcp_nvm_rd_cmd(p_hwfn, p_ptt,
+ DRV_MSG_CODE_NVM_READ_NVRAM, param,
+ &ret_mcp_resp,
+ &ret_mcp_param, &ret_read_size,
+ (u32 *)((u8 *)ret_buf + read_offset),
+ b_can_sleep))
+ return DBG_STATUS_NVRAM_READ_FAILED;
+
+ /* Check response */
+ if ((ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK)
+ return DBG_STATUS_NVRAM_READ_FAILED;
+
+ /* Update read offset */
+ read_offset += ret_read_size;
+ bytes_left -= ret_read_size;
+ } while (bytes_left > 0);
+
+ return DBG_STATUS_OK;
+}
+
+/* Dumps GRC registers section header. Returns the dumped size in dwords.
+ * the following parameters are dumped:
+ * - count: no. of dumped entries
+ * - split_type: split type
+ * - split_id: split ID (dumped only if split_id != SPLIT_TYPE_NONE)
+ * - reg_type_name: register type name (dumped only if reg_type_name != NULL)
+ */
+static u32 qed_grc_dump_regs_hdr(u32 *dump_buf,
+ bool dump,
+ u32 num_reg_entries,
+ enum init_split_types split_type,
+ u8 split_id, const char *reg_type_name)
+{
+ u8 num_params = 2 +
+ (split_type != SPLIT_TYPE_NONE ? 1 : 0) + (reg_type_name ? 1 : 0);
+ u32 offset = 0;
+
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "grc_regs", num_params);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "count", num_reg_entries);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "split",
+ s_split_type_defs[split_type].name);
+ if (split_type != SPLIT_TYPE_NONE)
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "id", split_id);
+ if (reg_type_name)
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "type", reg_type_name);
+
+ return offset;
+}
+
+/* Reads the specified registers into the specified buffer.
+ * The addr and len arguments are specified in dwords.
+ */
+void qed_read_regs(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *buf, u32 addr, u32 len)
+{
+ u32 i;
+
+ for (i = 0; i < len; i++)
+ buf[i] = qed_rd(p_hwfn, p_ptt, DWORDS_TO_BYTES(addr + i));
+}
+
+/* Dumps the GRC registers in the specified address range.
+ * Returns the dumped size in dwords.
+ * The addr and len arguments are specified in dwords.
+ */
+static u32 qed_grc_dump_addr_range(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 addr, u32 len, bool wide_bus,
+ enum init_split_types split_type,
+ u8 split_id)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u8 port_id = 0, pf_id = 0, vf_id = 0;
+ bool read_using_dmae = false;
+ u32 thresh;
+ u16 fid;
+
+ if (!dump)
+ return len;
+
+ switch (split_type) {
+ case SPLIT_TYPE_PORT:
+ port_id = split_id;
+ break;
+ case SPLIT_TYPE_PF:
+ pf_id = split_id;
+ break;
+ case SPLIT_TYPE_PORT_PF:
+ port_id = split_id / dev_data->num_pfs_per_port;
+ pf_id = port_id + dev_data->num_ports *
+ (split_id % dev_data->num_pfs_per_port);
+ break;
+ case SPLIT_TYPE_VF:
+ vf_id = split_id;
+ break;
+ default:
+ break;
+ }
+
+ /* Try reading using DMAE */
+ if (dev_data->use_dmae && split_type != SPLIT_TYPE_VF &&
+ (len >= s_hw_type_defs[dev_data->hw_type].dmae_thresh ||
+ (PROTECT_WIDE_BUS && wide_bus))) {
+ struct qed_dmae_params dmae_params;
+
+ /* Set DMAE params */
+ memset(&dmae_params, 0, sizeof(dmae_params));
+ SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_COMPLETION_DST, 1);
+ switch (split_type) {
+ case SPLIT_TYPE_PORT:
+ SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID,
+ 1);
+ dmae_params.port_id = port_id;
+ break;
+ case SPLIT_TYPE_PF:
+ SET_FIELD(dmae_params.flags,
+ QED_DMAE_PARAMS_SRC_PF_VALID, 1);
+ dmae_params.src_pfid = pf_id;
+ break;
+ case SPLIT_TYPE_PORT_PF:
+ SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID,
+ 1);
+ SET_FIELD(dmae_params.flags,
+ QED_DMAE_PARAMS_SRC_PF_VALID, 1);
+ dmae_params.port_id = port_id;
+ dmae_params.src_pfid = pf_id;
+ break;
+ default:
+ break;
+ }
+
+ /* Execute DMAE command */
+ read_using_dmae = !qed_dmae_grc2host(p_hwfn,
+ p_ptt,
+ DWORDS_TO_BYTES(addr),
+ (u64)(uintptr_t)(dump_buf),
+ len, &dmae_params);
+ if (!read_using_dmae) {
+ dev_data->use_dmae = 0;
+ DP_VERBOSE(p_hwfn,
+ QED_MSG_DEBUG,
+ "Failed reading from chip using DMAE, using GRC instead\n");
+ }
+ }
+
+ if (read_using_dmae)
+ goto print_log;
+
+ /* If not read using DMAE, read using GRC */
+
+ /* Set pretend */
+ if (split_type != dev_data->pretend.split_type ||
+ split_id != dev_data->pretend.split_id) {
+ switch (split_type) {
+ case SPLIT_TYPE_PORT:
+ qed_port_pretend(p_hwfn, p_ptt, port_id);
+ break;
+ case SPLIT_TYPE_PF:
+ fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
+ pf_id);
+ qed_fid_pretend(p_hwfn, p_ptt, fid);
+ break;
+ case SPLIT_TYPE_PORT_PF:
+ fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
+ pf_id);
+ qed_port_fid_pretend(p_hwfn, p_ptt, port_id, fid);
+ break;
+ case SPLIT_TYPE_VF:
+ fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFVALID, 1)
+ | FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFID,
+ vf_id);
+ qed_fid_pretend(p_hwfn, p_ptt, fid);
+ break;
+ default:
+ break;
+ }
+
+ dev_data->pretend.split_type = (u8)split_type;
+ dev_data->pretend.split_id = split_id;
+ }
+
+ /* Read registers using GRC */
+ qed_read_regs(p_hwfn, p_ptt, dump_buf, addr, len);
+
+print_log:
+ /* Print log */
+ dev_data->num_regs_read += len;
+ thresh = s_hw_type_defs[dev_data->hw_type].log_thresh;
+ if ((dev_data->num_regs_read / thresh) >
+ ((dev_data->num_regs_read - len) / thresh))
+ DP_VERBOSE(p_hwfn,
+ QED_MSG_DEBUG,
+ "Dumped %d registers...\n", dev_data->num_regs_read);
+
+ return len;
+}
+
+/* Dumps GRC registers sequence header. Returns the dumped size in dwords.
+ * The addr and len arguments are specified in dwords.
+ */
+static u32 qed_grc_dump_reg_entry_hdr(u32 *dump_buf,
+ bool dump, u32 addr, u32 len)
+{
+ if (dump)
+ *dump_buf = addr | (len << REG_DUMP_LEN_SHIFT);
+
+ return 1;
+}
+
+/* Dumps GRC registers sequence. Returns the dumped size in dwords.
+ * The addr and len arguments are specified in dwords.
+ */
+static u32 qed_grc_dump_reg_entry(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 addr, u32 len, bool wide_bus,
+ enum init_split_types split_type, u8 split_id)
+{
+ u32 offset = 0;
+
+ offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, len);
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, addr, len, wide_bus,
+ split_type, split_id);
+
+ return offset;
+}
+
+/* Dumps GRC registers sequence with skip cycle.
+ * Returns the dumped size in dwords.
+ * - addr: start GRC address in dwords
+ * - total_len: total no. of dwords to dump
+ * - read_len: no. consecutive dwords to read
+ * - skip_len: no. of dwords to skip (and fill with zeros)
+ */
+static u32 qed_grc_dump_reg_entry_skip(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u32 addr,
+ u32 total_len,
+ u32 read_len, u32 skip_len)
+{
+ u32 offset = 0, reg_offset = 0;
+
+ offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, total_len);
+
+ if (!dump)
+ return offset + total_len;
+
+ while (reg_offset < total_len) {
+ u32 curr_len = min_t(u32, read_len, total_len - reg_offset);
+
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, addr, curr_len, false,
+ SPLIT_TYPE_NONE, 0);
+ reg_offset += curr_len;
+ addr += curr_len;
+
+ if (reg_offset < total_len) {
+ curr_len = min_t(u32, skip_len, total_len - skip_len);
+ memset(dump_buf + offset, 0, DWORDS_TO_BYTES(curr_len));
+ offset += curr_len;
+ reg_offset += curr_len;
+ addr += curr_len;
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps GRC registers entries. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_regs_entries(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ struct virt_mem_desc input_regs_arr,
+ u32 *dump_buf,
+ bool dump,
+ enum init_split_types split_type,
+ u8 split_id,
+ bool block_enable[MAX_BLOCK_ID],
+ u32 *num_dumped_reg_entries)
+{
+ u32 i, offset = 0, input_offset = 0;
+ bool mode_match = true;
+
+ *num_dumped_reg_entries = 0;
+
+ while (input_offset < BYTES_TO_DWORDS(input_regs_arr.size)) {
+ const struct dbg_dump_cond_hdr *cond_hdr =
+ (const struct dbg_dump_cond_hdr *)
+ input_regs_arr.ptr + input_offset++;
+ u16 modes_buf_offset;
+ bool eval_mode;
+
+ /* Check mode/block */
+ eval_mode = GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ if (eval_mode) {
+ modes_buf_offset =
+ GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ mode_match = qed_is_mode_match(p_hwfn,
+ &modes_buf_offset);
+ }
+
+ if (!mode_match || !block_enable[cond_hdr->block_id]) {
+ input_offset += cond_hdr->data_size;
+ continue;
+ }
+
+ for (i = 0; i < cond_hdr->data_size; i++, input_offset++) {
+ const struct dbg_dump_reg *reg =
+ (const struct dbg_dump_reg *)
+ input_regs_arr.ptr + input_offset;
+ u32 addr, len;
+ bool wide_bus;
+
+ addr = GET_FIELD(reg->data, DBG_DUMP_REG_ADDRESS);
+ len = GET_FIELD(reg->data, DBG_DUMP_REG_LENGTH);
+ wide_bus = GET_FIELD(reg->data, DBG_DUMP_REG_WIDE_BUS);
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ len,
+ wide_bus,
+ split_type, split_id);
+ (*num_dumped_reg_entries)++;
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps GRC registers entries. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_split_data(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ struct virt_mem_desc input_regs_arr,
+ u32 *dump_buf,
+ bool dump,
+ bool block_enable[MAX_BLOCK_ID],
+ enum init_split_types split_type,
+ u8 split_id, const char *reg_type_name)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ enum init_split_types hdr_split_type = split_type;
+ u32 num_dumped_reg_entries, offset;
+ u8 hdr_split_id = split_id;
+
+ /* In PORT_PF split type, print a port split header */
+ if (split_type == SPLIT_TYPE_PORT_PF) {
+ hdr_split_type = SPLIT_TYPE_PORT;
+ hdr_split_id = split_id / dev_data->num_pfs_per_port;
+ }
+
+ /* Calculate register dump header size (and skip it for now) */
+ offset = qed_grc_dump_regs_hdr(dump_buf,
+ false,
+ 0,
+ hdr_split_type,
+ hdr_split_id, reg_type_name);
+
+ /* Dump registers */
+ offset += qed_grc_dump_regs_entries(p_hwfn,
+ p_ptt,
+ input_regs_arr,
+ dump_buf + offset,
+ dump,
+ split_type,
+ split_id,
+ block_enable,
+ &num_dumped_reg_entries);
+
+ /* Write register dump header */
+ if (dump && num_dumped_reg_entries > 0)
+ qed_grc_dump_regs_hdr(dump_buf,
+ dump,
+ num_dumped_reg_entries,
+ hdr_split_type,
+ hdr_split_id, reg_type_name);
+
+ return num_dumped_reg_entries > 0 ? offset : 0;
+}
+
+/* Dumps registers according to the input registers array. Returns the dumped
+ * size in dwords.
+ */
+static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ bool block_enable[MAX_BLOCK_ID],
+ const char *reg_type_name)
+{
+ struct virt_mem_desc *dbg_buf =
+ &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG];
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 offset = 0, input_offset = 0;
+
+ while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
+ const struct dbg_dump_split_hdr *split_hdr;
+ struct virt_mem_desc curr_input_regs_arr;
+ enum init_split_types split_type;
+ u16 split_count = 0;
+ u32 split_data_size;
+ u8 split_id;
+
+ split_hdr =
+ (const struct dbg_dump_split_hdr *)
+ dbg_buf->ptr + input_offset++;
+ split_type =
+ GET_FIELD(split_hdr->hdr,
+ DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID);
+ split_data_size = GET_FIELD(split_hdr->hdr,
+ DBG_DUMP_SPLIT_HDR_DATA_SIZE);
+ curr_input_regs_arr.ptr =
+ (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr +
+ input_offset;
+ curr_input_regs_arr.size = DWORDS_TO_BYTES(split_data_size);
+
+ switch (split_type) {
+ case SPLIT_TYPE_NONE:
+ split_count = 1;
+ break;
+ case SPLIT_TYPE_PORT:
+ split_count = dev_data->num_ports;
+ break;
+ case SPLIT_TYPE_PF:
+ case SPLIT_TYPE_PORT_PF:
+ split_count = dev_data->num_ports *
+ dev_data->num_pfs_per_port;
+ break;
+ case SPLIT_TYPE_VF:
+ split_count = dev_data->num_vfs;
+ break;
+ default:
+ return 0;
+ }
+
+ for (split_id = 0; split_id < split_count; split_id++)
+ offset += qed_grc_dump_split_data(p_hwfn, p_ptt,
+ curr_input_regs_arr,
+ dump_buf + offset,
+ dump, block_enable,
+ split_type,
+ split_id,
+ reg_type_name);
+
+ input_offset += split_data_size;
+ }
+
+ /* Cancel pretends (pretend to original PF) */
+ if (dump) {
+ qed_fid_pretend(p_hwfn, p_ptt,
+ FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID,
+ p_hwfn->rel_pf_id));
+ dev_data->pretend.split_type = SPLIT_TYPE_NONE;
+ dev_data->pretend.split_id = 0;
+ }
+
+ return offset;
+}
+
+/* Dump reset registers. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_reset_regs(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ u32 offset = 0, num_regs = 0;
+ u8 reset_reg_id;
+
+ /* Calculate header size */
+ offset += qed_grc_dump_regs_hdr(dump_buf,
+ false,
+ 0, SPLIT_TYPE_NONE, 0, "RESET_REGS");
+
+ /* Write reset registers */
+ for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS;
+ reset_reg_id++) {
+ const struct dbg_reset_reg *reset_reg;
+ u32 reset_reg_addr;
+
+ reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id);
+
+ if (GET_FIELD(reset_reg->data, DBG_RESET_REG_IS_REMOVED))
+ continue;
+
+ reset_reg_addr = GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR);
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ reset_reg_addr,
+ 1, false, SPLIT_TYPE_NONE, 0);
+ num_regs++;
+ }
+
+ /* Write header */
+ if (dump)
+ qed_grc_dump_regs_hdr(dump_buf,
+ true, num_regs, SPLIT_TYPE_NONE,
+ 0, "RESET_REGS");
+
+ return offset;
+}
+
+/* Dump registers that are modified during GRC Dump and therefore must be
+ * dumped first. Returns the dumped size in dwords.
+ */
+static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 block_id, offset = 0, stall_regs_offset;
+ const struct dbg_attn_reg *attn_reg_arr;
+ u8 storm_id, reg_idx, num_attn_regs;
+ u32 num_reg_entries = 0;
+
+ /* Write empty header for attention registers */
+ offset += qed_grc_dump_regs_hdr(dump_buf,
+ false,
+ 0, SPLIT_TYPE_NONE, 0, "ATTN_REGS");
+
+ /* Write parity registers */
+ for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) {
+ if (dev_data->block_in_reset[block_id] && dump)
+ continue;
+
+ attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
+ (enum block_id)block_id,
+ ATTN_TYPE_PARITY,
+ &num_attn_regs);
+
+ for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
+ const struct dbg_attn_reg *reg_data =
+ &attn_reg_arr[reg_idx];
+ u16 modes_buf_offset;
+ bool eval_mode;
+ u32 addr;
+
+ /* Check mode */
+ eval_mode = GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ modes_buf_offset =
+ GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ if (eval_mode &&
+ !qed_is_mode_match(p_hwfn, &modes_buf_offset))
+ continue;
+
+ /* Mode match: read & dump registers */
+ addr = reg_data->mask_address;
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ 1, false,
+ SPLIT_TYPE_NONE, 0);
+ addr = GET_FIELD(reg_data->data,
+ DBG_ATTN_REG_STS_ADDRESS);
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ 1, false,
+ SPLIT_TYPE_NONE, 0);
+ num_reg_entries += 2;
+ }
+ }
+
+ /* Overwrite header for attention registers */
+ if (dump)
+ qed_grc_dump_regs_hdr(dump_buf,
+ true,
+ num_reg_entries,
+ SPLIT_TYPE_NONE, 0, "ATTN_REGS");
+
+ /* Write empty header for stall registers */
+ stall_regs_offset = offset;
+ offset += qed_grc_dump_regs_hdr(dump_buf,
+ false, 0, SPLIT_TYPE_NONE, 0, "REGS");
+
+ /* Write Storm stall status registers */
+ for (storm_id = 0, num_reg_entries = 0; storm_id < MAX_DBG_STORMS;
+ storm_id++) {
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ u32 addr;
+
+ if (dev_data->block_in_reset[storm->sem_block_id] && dump)
+ continue;
+
+ addr =
+ BYTES_TO_DWORDS(storm->sem_fast_mem_addr +
+ SEM_FAST_REG_STALLED);
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ 1,
+ false, SPLIT_TYPE_NONE, 0);
+ num_reg_entries++;
+ }
+
+ /* Overwrite header for stall registers */
+ if (dump)
+ qed_grc_dump_regs_hdr(dump_buf + stall_regs_offset,
+ true,
+ num_reg_entries,
+ SPLIT_TYPE_NONE, 0, "REGS");
+
+ return offset;
+}
+
+/* Dumps registers that can't be represented in the debug arrays */
+static u32 qed_grc_dump_special_regs(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ u32 offset = 0, addr;
+
+ offset += qed_grc_dump_regs_hdr(dump_buf,
+ dump, 2, SPLIT_TYPE_NONE, 0, "REGS");
+
+ /* Dump R/TDIF_REG_DEBUG_ERROR_INFO_SIZE (every 8'th register should be
+ * skipped).
+ */
+ addr = BYTES_TO_DWORDS(RDIF_REG_DEBUG_ERROR_INFO);
+ offset += qed_grc_dump_reg_entry_skip(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ RDIF_REG_DEBUG_ERROR_INFO_SIZE,
+ 7,
+ 1);
+ addr = BYTES_TO_DWORDS(TDIF_REG_DEBUG_ERROR_INFO);
+ offset +=
+ qed_grc_dump_reg_entry_skip(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ TDIF_REG_DEBUG_ERROR_INFO_SIZE,
+ 7,
+ 1);
+
+ return offset;
+}
+
+/* Dumps a GRC memory header (section and params). Returns the dumped size in
+ * dwords. The following parameters are dumped:
+ * - name: dumped only if it's not NULL.
+ * - addr: in dwords, dumped only if name is NULL.
+ * - len: in dwords, always dumped.
+ * - width: dumped if it's not zero.
+ * - packed: dumped only if it's not false.
+ * - mem_group: always dumped.
+ * - is_storm: true only if the memory is related to a Storm.
+ * - storm_letter: valid only if is_storm is true.
+ *
+ */
+static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ bool dump,
+ const char *name,
+ u32 addr,
+ u32 len,
+ u32 bit_width,
+ bool packed,
+ const char *mem_group, char storm_letter)
+{
+ u8 num_params = 3;
+ u32 offset = 0;
+ char buf[64];
+
+ if (!len)
+ DP_NOTICE(p_hwfn,
+ "Unexpected GRC Dump error: dumped memory size must be non-zero\n");
+
+ if (bit_width)
+ num_params++;
+ if (packed)
+ num_params++;
+
+ /* Dump section header */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "grc_mem", num_params);
+
+ if (name) {
+ /* Dump name */
+ if (storm_letter) {
+ strcpy(buf, "?STORM_");
+ buf[0] = storm_letter;
+ strcpy(buf + strlen(buf), name);
+ } else {
+ strcpy(buf, name);
+ }
+
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "name", buf);
+ } else {
+ /* Dump address */
+ u32 addr_in_bytes = DWORDS_TO_BYTES(addr);
+
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "addr", addr_in_bytes);
+ }
+
+ /* Dump len */
+ offset += qed_dump_num_param(dump_buf + offset, dump, "len", len);
+
+ /* Dump bit width */
+ if (bit_width)
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "width", bit_width);
+
+ /* Dump packed */
+ if (packed)
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "packed", 1);
+
+ /* Dump reg type */
+ if (storm_letter) {
+ strcpy(buf, "?STORM_");
+ buf[0] = storm_letter;
+ strcpy(buf + strlen(buf), mem_group);
+ } else {
+ strcpy(buf, mem_group);
+ }
+
+ offset += qed_dump_str_param(dump_buf + offset, dump, "type", buf);
+
+ return offset;
+}
+
+/* Dumps a single GRC memory. If name is NULL, the memory is stored by address.
+ * Returns the dumped size in dwords.
+ * The addr and len arguments are specified in dwords.
+ */
+static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ const char *name,
+ u32 addr,
+ u32 len,
+ bool wide_bus,
+ u32 bit_width,
+ bool packed,
+ const char *mem_group, char storm_letter)
+{
+ u32 offset = 0;
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ name,
+ addr,
+ len,
+ bit_width,
+ packed, mem_group, storm_letter);
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, addr, len, wide_bus,
+ SPLIT_TYPE_NONE, 0);
+
+ return offset;
+}
+
+/* Dumps GRC memories entries. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ struct virt_mem_desc input_mems_arr,
+ u32 *dump_buf, bool dump)
+{
+ u32 i, offset = 0, input_offset = 0;
+ bool mode_match = true;
+
+ while (input_offset < BYTES_TO_DWORDS(input_mems_arr.size)) {
+ const struct dbg_dump_cond_hdr *cond_hdr;
+ u16 modes_buf_offset;
+ u32 num_entries;
+ bool eval_mode;
+
+ cond_hdr =
+ (const struct dbg_dump_cond_hdr *)input_mems_arr.ptr +
+ input_offset++;
+ num_entries = cond_hdr->data_size / MEM_DUMP_ENTRY_SIZE_DWORDS;
+
+ /* Check required mode */
+ eval_mode = GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ if (eval_mode) {
+ modes_buf_offset =
+ GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ mode_match = qed_is_mode_match(p_hwfn,
+ &modes_buf_offset);
+ }
+
+ if (!mode_match) {
+ input_offset += cond_hdr->data_size;
+ continue;
+ }
+
+ for (i = 0; i < num_entries;
+ i++, input_offset += MEM_DUMP_ENTRY_SIZE_DWORDS) {
+ const struct dbg_dump_mem *mem =
+ (const struct dbg_dump_mem *)((u32 *)
+ input_mems_arr.ptr
+ + input_offset);
+ const struct dbg_block *block;
+ char storm_letter = 0;
+ u32 mem_addr, mem_len;
+ bool mem_wide_bus;
+ u8 mem_group_id;
+
+ mem_group_id = GET_FIELD(mem->dword0,
+ DBG_DUMP_MEM_MEM_GROUP_ID);
+ if (mem_group_id >= MEM_GROUPS_NUM) {
+ DP_NOTICE(p_hwfn, "Invalid mem_group_id\n");
+ return 0;
+ }
+
+ if (!qed_grc_is_mem_included(p_hwfn,
+ (enum block_id)
+ cond_hdr->block_id,
+ mem_group_id))
+ continue;
+
+ mem_addr = GET_FIELD(mem->dword0, DBG_DUMP_MEM_ADDRESS);
+ mem_len = GET_FIELD(mem->dword1, DBG_DUMP_MEM_LENGTH);
+ mem_wide_bus = GET_FIELD(mem->dword1,
+ DBG_DUMP_MEM_WIDE_BUS);
+
+ block = get_dbg_block(p_hwfn,
+ cond_hdr->block_id);
+
+ /* If memory is associated with Storm,
+ * update storm details
+ */
+ if (block->associated_storm_letter)
+ storm_letter = block->associated_storm_letter;
+
+ /* Dump memory */
+ offset += qed_grc_dump_mem(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ NULL,
+ mem_addr,
+ mem_len,
+ mem_wide_bus,
+ 0,
+ false,
+ s_mem_group_names[mem_group_id],
+ storm_letter);
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps GRC memories according to the input array dump_mem.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_grc_dump_memories(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ struct virt_mem_desc *dbg_buf =
+ &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM];
+ u32 offset = 0, input_offset = 0;
+
+ while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
+ const struct dbg_dump_split_hdr *split_hdr;
+ struct virt_mem_desc curr_input_mems_arr;
+ enum init_split_types split_type;
+ u32 split_data_size;
+
+ split_hdr =
+ (const struct dbg_dump_split_hdr *)dbg_buf->ptr +
+ input_offset++;
+ split_type = GET_FIELD(split_hdr->hdr,
+ DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID);
+ split_data_size = GET_FIELD(split_hdr->hdr,
+ DBG_DUMP_SPLIT_HDR_DATA_SIZE);
+ curr_input_mems_arr.ptr = (u32 *)dbg_buf->ptr + input_offset;
+ curr_input_mems_arr.size = DWORDS_TO_BYTES(split_data_size);
+
+ if (split_type == SPLIT_TYPE_NONE)
+ offset += qed_grc_dump_mem_entries(p_hwfn,
+ p_ptt,
+ curr_input_mems_arr,
+ dump_buf + offset,
+ dump);
+ else
+ DP_NOTICE(p_hwfn,
+ "Dumping split memories is currently not supported\n");
+
+ input_offset += split_data_size;
+ }
+
+ return offset;
+}
+
+/* Dumps GRC context data for the specified Storm.
+ * Returns the dumped size in dwords.
+ * The lid_size argument is specified in quad-regs.
+ */
+static u32 qed_grc_dump_ctx_data(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ const char *name,
+ u32 num_lids,
+ enum cm_ctx_types ctx_type, u8 storm_id)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ u32 i, lid, lid_size, total_size;
+ u32 rd_reg_addr, offset = 0;
+
+ /* Convert quad-regs to dwords */
+ lid_size = storm->cm_ctx_lid_sizes[dev_data->chip_id][ctx_type] * 4;
+
+ if (!lid_size)
+ return 0;
+
+ total_size = num_lids * lid_size;
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ name,
+ 0,
+ total_size,
+ lid_size * 32,
+ false, name, storm->letter);
+
+ if (!dump)
+ return offset + total_size;
+
+ rd_reg_addr = BYTES_TO_DWORDS(storm->cm_ctx_rd_addr[ctx_type]);
+
+ /* Dump context data */
+ for (lid = 0; lid < num_lids; lid++) {
+ for (i = 0; i < lid_size; i++) {
+ qed_wr(p_hwfn,
+ p_ptt, storm->cm_ctx_wr_addr, (i << 9) | lid);
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ rd_reg_addr,
+ 1,
+ false,
+ SPLIT_TYPE_NONE, 0);
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps GRC contexts. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_ctx(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ u32 offset = 0;
+ u8 storm_id;
+
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
+ if (!qed_grc_is_storm_included(p_hwfn,
+ (enum dbg_storms)storm_id))
+ continue;
+
+ /* Dump Conn AG context size */
+ offset += qed_grc_dump_ctx_data(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ "CONN_AG_CTX",
+ NUM_OF_LCIDS,
+ CM_CTX_CONN_AG, storm_id);
+
+ /* Dump Conn ST context size */
+ offset += qed_grc_dump_ctx_data(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ "CONN_ST_CTX",
+ NUM_OF_LCIDS,
+ CM_CTX_CONN_ST, storm_id);
+
+ /* Dump Task AG context size */
+ offset += qed_grc_dump_ctx_data(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ "TASK_AG_CTX",
+ NUM_OF_LTIDS,
+ CM_CTX_TASK_AG, storm_id);
+
+ /* Dump Task ST context size */
+ offset += qed_grc_dump_ctx_data(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ "TASK_ST_CTX",
+ NUM_OF_LTIDS,
+ CM_CTX_TASK_ST, storm_id);
+ }
+
+ return offset;
+}
+
+#define VFC_STATUS_RESP_READY_BIT 0
+#define VFC_STATUS_BUSY_BIT 1
+#define VFC_STATUS_SENDING_CMD_BIT 2
+
+#define VFC_POLLING_DELAY_MS 1
+#define VFC_POLLING_COUNT 20
+
+/* Reads data from VFC. Returns the number of dwords read (0 on error).
+ * Sizes are specified in dwords.
+ */
+static u32 qed_grc_dump_read_from_vfc(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ struct storm_defs *storm,
+ u32 *cmd_data,
+ u32 cmd_size,
+ u32 *addr_data,
+ u32 addr_size,
+ u32 resp_size, u32 *dump_buf)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 vfc_status, polling_ms, polling_count = 0, i;
+ u32 reg_addr, sem_base;
+ bool is_ready = false;
+
+ sem_base = storm->sem_fast_mem_addr;
+ polling_ms = VFC_POLLING_DELAY_MS *
+ s_hw_type_defs[dev_data->hw_type].delay_factor;
+
+ /* Write VFC command */
+ ARR_REG_WR(p_hwfn,
+ p_ptt,
+ sem_base + SEM_FAST_REG_VFC_DATA_WR,
+ cmd_data, cmd_size);
+
+ /* Write VFC address */
+ ARR_REG_WR(p_hwfn,
+ p_ptt,
+ sem_base + SEM_FAST_REG_VFC_ADDR,
+ addr_data, addr_size);
+
+ /* Read response */
+ for (i = 0; i < resp_size; i++) {
+ /* Poll until ready */
+ do {
+ reg_addr = sem_base + SEM_FAST_REG_VFC_STATUS;
+ qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ &vfc_status,
+ true,
+ BYTES_TO_DWORDS(reg_addr),
+ 1,
+ false, SPLIT_TYPE_NONE, 0);
+ is_ready = vfc_status & BIT(VFC_STATUS_RESP_READY_BIT);
+
+ if (!is_ready) {
+ if (polling_count++ == VFC_POLLING_COUNT)
+ return 0;
+
+ msleep(polling_ms);
+ }
+ } while (!is_ready);
+
+ reg_addr = sem_base + SEM_FAST_REG_VFC_DATA_RD;
+ qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + i,
+ true,
+ BYTES_TO_DWORDS(reg_addr),
+ 1, false, SPLIT_TYPE_NONE, 0);
+ }
+
+ return resp_size;
+}
+
+/* Dump VFC CAM. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_vfc_cam(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump, u8 storm_id)
+{
+ u32 total_size = VFC_CAM_NUM_ROWS * VFC_CAM_RESP_DWORDS;
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ u32 cam_addr[VFC_CAM_ADDR_DWORDS] = { 0 };
+ u32 cam_cmd[VFC_CAM_CMD_DWORDS] = { 0 };
+ u32 row, offset = 0;
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ "vfc_cam",
+ 0,
+ total_size,
+ 256,
+ false, "vfc_cam", storm->letter);
+
+ if (!dump)
+ return offset + total_size;
+
+ /* Prepare CAM address */
+ SET_VAR_FIELD(cam_addr, VFC_CAM_ADDR, OP, VFC_OPCODE_CAM_RD);
+
+ /* Read VFC CAM data */
+ for (row = 0; row < VFC_CAM_NUM_ROWS; row++) {
+ SET_VAR_FIELD(cam_cmd, VFC_CAM_CMD, ROW, row);
+ offset += qed_grc_dump_read_from_vfc(p_hwfn,
+ p_ptt,
+ storm,
+ cam_cmd,
+ VFC_CAM_CMD_DWORDS,
+ cam_addr,
+ VFC_CAM_ADDR_DWORDS,
+ VFC_CAM_RESP_DWORDS,
+ dump_buf + offset);
+ }
+
+ return offset;
+}
+
+/* Dump VFC RAM. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_vfc_ram(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u8 storm_id, struct vfc_ram_defs *ram_defs)
+{
+ u32 total_size = ram_defs->num_rows * VFC_RAM_RESP_DWORDS;
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ u32 ram_addr[VFC_RAM_ADDR_DWORDS] = { 0 };
+ u32 ram_cmd[VFC_RAM_CMD_DWORDS] = { 0 };
+ u32 row, offset = 0;
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ ram_defs->mem_name,
+ 0,
+ total_size,
+ 256,
+ false,
+ ram_defs->type_name,
+ storm->letter);
+
+ if (!dump)
+ return offset + total_size;
+
+ /* Prepare RAM address */
+ SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, OP, VFC_OPCODE_RAM_RD);
+
+ /* Read VFC RAM data */
+ for (row = ram_defs->base_row;
+ row < ram_defs->base_row + ram_defs->num_rows; row++) {
+ SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, ROW, row);
+ offset += qed_grc_dump_read_from_vfc(p_hwfn,
+ p_ptt,
+ storm,
+ ram_cmd,
+ VFC_RAM_CMD_DWORDS,
+ ram_addr,
+ VFC_RAM_ADDR_DWORDS,
+ VFC_RAM_RESP_DWORDS,
+ dump_buf + offset);
+ }
+
+ return offset;
+}
+
+/* Dumps GRC VFC data. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_vfc(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ u8 storm_id, i;
+ u32 offset = 0;
+
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
+ if (!qed_grc_is_storm_included(p_hwfn,
+ (enum dbg_storms)storm_id) ||
+ !s_storm_defs[storm_id].has_vfc)
+ continue;
+
+ /* Read CAM */
+ offset += qed_grc_dump_vfc_cam(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, storm_id);
+
+ /* Read RAM */
+ for (i = 0; i < NUM_VFC_RAM_TYPES; i++)
+ offset += qed_grc_dump_vfc_ram(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ storm_id,
+ &s_vfc_ram_defs[i]);
+ }
+
+ return offset;
+}
+
+/* Dumps GRC RSS data. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_rss(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 offset = 0;
+ u8 rss_mem_id;
+
+ for (rss_mem_id = 0; rss_mem_id < NUM_RSS_MEM_TYPES; rss_mem_id++) {
+ u32 rss_addr, num_entries, total_dwords;
+ struct rss_mem_defs *rss_defs;
+ u32 addr, num_dwords_to_read;
+ bool packed;
+
+ rss_defs = &s_rss_mem_defs[rss_mem_id];
+ rss_addr = rss_defs->addr;
+ num_entries = rss_defs->num_entries[dev_data->chip_id];
+ total_dwords = (num_entries * rss_defs->entry_width) / 32;
+ packed = (rss_defs->entry_width == 16);
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ rss_defs->mem_name,
+ 0,
+ total_dwords,
+ rss_defs->entry_width,
+ packed,
+ rss_defs->type_name, 0);
+
+ /* Dump RSS data */
+ if (!dump) {
+ offset += total_dwords;
+ continue;
+ }
+
+ addr = BYTES_TO_DWORDS(RSS_REG_RSS_RAM_DATA);
+ while (total_dwords) {
+ num_dwords_to_read = min_t(u32,
+ RSS_REG_RSS_RAM_DATA_SIZE,
+ total_dwords);
+ qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, rss_addr);
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ num_dwords_to_read,
+ false,
+ SPLIT_TYPE_NONE, 0);
+ total_dwords -= num_dwords_to_read;
+ rss_addr++;
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps GRC Big RAM. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump, u8 big_ram_id)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 block_size, ram_size, offset = 0, reg_val, i;
+ char mem_name[12] = "???_BIG_RAM";
+ char type_name[8] = "???_RAM";
+ struct big_ram_defs *big_ram;
+
+ big_ram = &s_big_ram_defs[big_ram_id];
+ ram_size = big_ram->ram_size[dev_data->chip_id];
+
+ reg_val = qed_rd(p_hwfn, p_ptt, big_ram->is_256b_reg_addr);
+ block_size = reg_val &
+ BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256
+ : 128;
+
+ strncpy(type_name, big_ram->instance_name, BIG_RAM_NAME_LEN);
+ strncpy(mem_name, big_ram->instance_name, BIG_RAM_NAME_LEN);
+
+ /* Dump memory header */
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ mem_name,
+ 0,
+ ram_size,
+ block_size * 8,
+ false, type_name, 0);
+
+ /* Read and dump Big RAM data */
+ if (!dump)
+ return offset + ram_size;
+
+ /* Dump Big RAM */
+ for (i = 0; i < DIV_ROUND_UP(ram_size, BRB_REG_BIG_RAM_DATA_SIZE);
+ i++) {
+ u32 addr, len;
+
+ qed_wr(p_hwfn, p_ptt, big_ram->addr_reg_addr, i);
+ addr = BYTES_TO_DWORDS(big_ram->data_reg_addr);
+ len = BRB_REG_BIG_RAM_DATA_SIZE;
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ len,
+ false, SPLIT_TYPE_NONE, 0);
+ }
+
+ return offset;
+}
+
+/* Dumps MCP scratchpad. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ bool block_enable[MAX_BLOCK_ID] = { 0 };
+ u32 offset = 0, addr;
+ bool halted = false;
+
+ /* Halt MCP */
+ if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) {
+ halted = !qed_mcp_halt(p_hwfn, p_ptt);
+ if (!halted)
+ DP_NOTICE(p_hwfn, "MCP halt failed!\n");
+ }
+
+ /* Dump MCP scratchpad */
+ offset += qed_grc_dump_mem(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ NULL,
+ BYTES_TO_DWORDS(MCP_REG_SCRATCH),
+ MCP_REG_SCRATCH_SIZE,
+ false, 0, false, "MCP", 0);
+
+ /* Dump MCP cpu_reg_file */
+ offset += qed_grc_dump_mem(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ NULL,
+ BYTES_TO_DWORDS(MCP_REG_CPU_REG_FILE),
+ MCP_REG_CPU_REG_FILE_SIZE,
+ false, 0, false, "MCP", 0);
+
+ /* Dump MCP registers */
+ block_enable[BLOCK_MCP] = true;
+ offset += qed_grc_dump_registers(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, block_enable, "MCP");
+
+ /* Dump required non-MCP registers */
+ offset += qed_grc_dump_regs_hdr(dump_buf + offset,
+ dump, 1, SPLIT_TYPE_NONE, 0,
+ "MCP");
+ addr = BYTES_TO_DWORDS(MISC_REG_SHARED_MEM_ADDR);
+ offset += qed_grc_dump_reg_entry(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ 1,
+ false, SPLIT_TYPE_NONE, 0);
+
+ /* Release MCP */
+ if (halted && qed_mcp_resume(p_hwfn, p_ptt))
+ DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n");
+
+ return offset;
+}
+
+/* Dumps the tbus indirect memory for all PHYs.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_grc_dump_phy(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ u32 offset = 0, tbus_lo_offset, tbus_hi_offset;
+ char mem_name[32];
+ u8 phy_id;
+
+ for (phy_id = 0; phy_id < ARRAY_SIZE(s_phy_defs); phy_id++) {
+ u32 addr_lo_addr, addr_hi_addr, data_lo_addr, data_hi_addr;
+ struct phy_defs *phy_defs;
+ u8 *bytes_buf;
+
+ phy_defs = &s_phy_defs[phy_id];
+ addr_lo_addr = phy_defs->base_addr +
+ phy_defs->tbus_addr_lo_addr;
+ addr_hi_addr = phy_defs->base_addr +
+ phy_defs->tbus_addr_hi_addr;
+ data_lo_addr = phy_defs->base_addr +
+ phy_defs->tbus_data_lo_addr;
+ data_hi_addr = phy_defs->base_addr +
+ phy_defs->tbus_data_hi_addr;
+
+ if (snprintf(mem_name, sizeof(mem_name), "tbus_%s",
+ phy_defs->phy_name) < 0)
+ DP_NOTICE(p_hwfn,
+ "Unexpected debug error: invalid PHY memory name\n");
+
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ mem_name,
+ 0,
+ PHY_DUMP_SIZE_DWORDS,
+ 16, true, mem_name, 0);
+
+ if (!dump) {
+ offset += PHY_DUMP_SIZE_DWORDS;
+ continue;
+ }
+
+ bytes_buf = (u8 *)(dump_buf + offset);
+ for (tbus_hi_offset = 0;
+ tbus_hi_offset < (NUM_PHY_TBUS_ADDRESSES >> 8);
+ tbus_hi_offset++) {
+ qed_wr(p_hwfn, p_ptt, addr_hi_addr, tbus_hi_offset);
+ for (tbus_lo_offset = 0; tbus_lo_offset < 256;
+ tbus_lo_offset++) {
+ qed_wr(p_hwfn,
+ p_ptt, addr_lo_addr, tbus_lo_offset);
+ *(bytes_buf++) = (u8)qed_rd(p_hwfn,
+ p_ptt,
+ data_lo_addr);
+ *(bytes_buf++) = (u8)qed_rd(p_hwfn,
+ p_ptt,
+ data_hi_addr);
+ }
+ }
+
+ offset += PHY_DUMP_SIZE_DWORDS;
+ }
+
+ return offset;
+}
+
+/* Dumps the MCP HW dump from NVRAM. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_mcp_hw_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ u32 hw_dump_offset_bytes = 0, hw_dump_size_bytes = 0;
+ u32 hw_dump_size_dwords = 0, offset = 0;
+ enum dbg_status status;
+
+ /* Read HW dump image from NVRAM */
+ status = qed_find_nvram_image(p_hwfn,
+ p_ptt,
+ NVM_TYPE_HW_DUMP_OUT,
+ &hw_dump_offset_bytes,
+ &hw_dump_size_bytes,
+ false);
+ if (status != DBG_STATUS_OK)
+ return 0;
+
+ hw_dump_size_dwords = BYTES_TO_DWORDS(hw_dump_size_bytes);
+
+ /* Dump HW dump image section */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "mcp_hw_dump", 1);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "size", hw_dump_size_dwords);
+
+ /* Read MCP HW dump image into dump buffer */
+ if (dump && hw_dump_size_dwords) {
+ status = qed_nvram_read(p_hwfn,
+ p_ptt,
+ hw_dump_offset_bytes,
+ hw_dump_size_bytes,
+ dump_buf + offset,
+ false);
+ if (status != DBG_STATUS_OK) {
+ DP_NOTICE(p_hwfn,
+ "Failed to read MCP HW Dump image from NVRAM\n");
+ return 0;
+ }
+ }
+ offset += hw_dump_size_dwords;
+
+ return offset;
+}
+
+/* Dumps Static Debug data. Returns the dumped size in dwords. */
+static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 block_id, line_id, offset = 0, addr, len;
+
+ /* Don't dump static debug if a debug bus recording is in progress */
+ if (dump && qed_rd(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON))
+ return 0;
+
+ if (dump) {
+ /* Disable debug bus in all blocks */
+ qed_bus_disable_blocks(p_hwfn, p_ptt);
+
+ qed_bus_reset_dbg_block(p_hwfn, p_ptt);
+ qed_wr(p_hwfn,
+ p_ptt, DBG_REG_FRAMING_MODE, DBG_BUS_FRAME_MODE_8HW);
+ qed_wr(p_hwfn,
+ p_ptt, DBG_REG_DEBUG_TARGET, DBG_BUS_TARGET_ID_INT_BUF);
+ qed_wr(p_hwfn, p_ptt, DBG_REG_FULL_MODE, 1);
+ qed_bus_enable_dbg_block(p_hwfn, p_ptt, true);
+ }
+
+ /* Dump all static debug lines for each relevant block */
+ for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) {
+ const struct dbg_block_chip *block_per_chip;
+ const struct dbg_block *block;
+ bool is_removed, has_dbg_bus;
+ u16 modes_buf_offset;
+ u32 block_dwords;
+
+ block_per_chip =
+ qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)block_id);
+ is_removed = GET_FIELD(block_per_chip->flags,
+ DBG_BLOCK_CHIP_IS_REMOVED);
+ has_dbg_bus = GET_FIELD(block_per_chip->flags,
+ DBG_BLOCK_CHIP_HAS_DBG_BUS);
+
+ if (!is_removed && has_dbg_bus &&
+ GET_FIELD(block_per_chip->dbg_bus_mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0) {
+ modes_buf_offset =
+ GET_FIELD(block_per_chip->dbg_bus_mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ if (!qed_is_mode_match(p_hwfn, &modes_buf_offset))
+ has_dbg_bus = false;
+ }
+
+ if (is_removed || !has_dbg_bus)
+ continue;
+
+ block_dwords = NUM_DBG_LINES(block_per_chip) *
+ STATIC_DEBUG_LINE_DWORDS;
+
+ /* Dump static section params */
+ block = get_dbg_block(p_hwfn, (enum block_id)block_id);
+ offset += qed_grc_dump_mem_hdr(p_hwfn,
+ dump_buf + offset,
+ dump,
+ block->name,
+ 0,
+ block_dwords,
+ 32, false, "STATIC", 0);
+
+ if (!dump) {
+ offset += block_dwords;
+ continue;
+ }
+
+ /* If all lines are invalid - dump zeros */
+ if (dev_data->block_in_reset[block_id]) {
+ memset(dump_buf + offset, 0,
+ DWORDS_TO_BYTES(block_dwords));
+ offset += block_dwords;
+ continue;
+ }
+
+ /* Enable block's client */
+ qed_bus_enable_clients(p_hwfn,
+ p_ptt,
+ BIT(block_per_chip->dbg_client_id));
+
+ addr = BYTES_TO_DWORDS(DBG_REG_CALENDAR_OUT_DATA);
+ len = STATIC_DEBUG_LINE_DWORDS;
+ for (line_id = 0; line_id < (u32)NUM_DBG_LINES(block_per_chip);
+ line_id++) {
+ /* Configure debug line ID */
+ qed_bus_config_dbg_line(p_hwfn,
+ p_ptt,
+ (enum block_id)block_id,
+ (u8)line_id, 0xf, 0, 0, 0);
+
+ /* Read debug line info */
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ len,
+ true, SPLIT_TYPE_NONE,
+ 0);
+ }
+
+ /* Disable block's client and debug output */
+ qed_bus_enable_clients(p_hwfn, p_ptt, 0);
+ qed_bus_config_dbg_line(p_hwfn, p_ptt,
+ (enum block_id)block_id, 0, 0, 0, 0, 0);
+ }
+
+ if (dump) {
+ qed_bus_enable_dbg_block(p_hwfn, p_ptt, false);
+ qed_bus_enable_clients(p_hwfn, p_ptt, 0);
+ }
+
+ return offset;
+}
+
+/* Performs GRC Dump to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 *num_dumped_dwords)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ bool parities_masked = false;
+ u32 dwords_read, offset = 0;
+ u8 i;
+
+ *num_dumped_dwords = 0;
+ dev_data->num_regs_read = 0;
+
+ /* Update reset state */
+ if (dump)
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 4);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "grc-dump");
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "num-lcids",
+ NUM_OF_LCIDS);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "num-ltids",
+ NUM_OF_LTIDS);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "num-ports", dev_data->num_ports);
+
+ /* Dump reset registers (dumped before taking blocks out of reset ) */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS))
+ offset += qed_grc_dump_reset_regs(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump);
+
+ /* Take all blocks out of reset (using reset registers) */
+ if (dump) {
+ qed_grc_unreset_blocks(p_hwfn, p_ptt, false);
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+ }
+
+ /* Disable all parities using MFW command */
+ if (dump &&
+ !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) {
+ parities_masked = !qed_mcp_mask_parities(p_hwfn, p_ptt, 1);
+ if (!parities_masked) {
+ DP_NOTICE(p_hwfn,
+ "Failed to mask parities using MFW\n");
+ if (qed_grc_get_param
+ (p_hwfn, DBG_GRC_PARAM_PARITY_SAFE))
+ return DBG_STATUS_MCP_COULD_NOT_MASK_PRTY;
+ }
+ }
+
+ /* Dump modified registers (dumped before modifying them) */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS))
+ offset += qed_grc_dump_modified_regs(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump);
+
+ /* Stall storms */
+ if (dump &&
+ (qed_grc_is_included(p_hwfn,
+ DBG_GRC_PARAM_DUMP_IOR) ||
+ qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)))
+ qed_grc_stall_storms(p_hwfn, p_ptt, true);
+
+ /* Dump all regs */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) {
+ bool block_enable[MAX_BLOCK_ID];
+
+ /* Dump all blocks except MCP */
+ for (i = 0; i < MAX_BLOCK_ID; i++)
+ block_enable[i] = true;
+ block_enable[BLOCK_MCP] = false;
+ offset += qed_grc_dump_registers(p_hwfn,
+ p_ptt,
+ dump_buf +
+ offset,
+ dump,
+ block_enable, NULL);
+
+ /* Dump special registers */
+ offset += qed_grc_dump_special_regs(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump);
+ }
+
+ /* Dump memories */
+ offset += qed_grc_dump_memories(p_hwfn, p_ptt, dump_buf + offset, dump);
+
+ /* Dump MCP */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP))
+ offset += qed_grc_dump_mcp(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+
+ /* Dump context */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX))
+ offset += qed_grc_dump_ctx(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+
+ /* Dump RSS memories */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RSS))
+ offset += qed_grc_dump_rss(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+
+ /* Dump Big RAM */
+ for (i = 0; i < NUM_BIG_RAM_TYPES; i++)
+ if (qed_grc_is_included(p_hwfn, s_big_ram_defs[i].grc_param))
+ offset += qed_grc_dump_big_ram(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump, i);
+
+ /* Dump VFC */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)) {
+ dwords_read = qed_grc_dump_vfc(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+ offset += dwords_read;
+ if (!dwords_read)
+ return DBG_STATUS_VFC_READ_ERROR;
+ }
+
+ /* Dump PHY tbus */
+ if (qed_grc_is_included(p_hwfn,
+ DBG_GRC_PARAM_DUMP_PHY) && dev_data->chip_id ==
+ CHIP_K2 && dev_data->hw_type == HW_TYPE_ASIC)
+ offset += qed_grc_dump_phy(p_hwfn,
+ p_ptt, dump_buf + offset, dump);
+
+ /* Dump MCP HW Dump */
+ if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP_HW_DUMP) &&
+ !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP) && 1)
+ offset += qed_grc_dump_mcp_hw_dump(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump);
+
+ /* Dump static debug data (only if not during debug bus recording) */
+ if (qed_grc_is_included(p_hwfn,
+ DBG_GRC_PARAM_DUMP_STATIC) &&
+ (!dump || dev_data->bus.state == DBG_BUS_STATE_IDLE))
+ offset += qed_grc_dump_static_debug(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump);
+
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ if (dump) {
+ /* Unstall storms */
+ if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_UNSTALL))
+ qed_grc_stall_storms(p_hwfn, p_ptt, false);
+
+ /* Clear parity status */
+ qed_grc_clear_all_prty(p_hwfn, p_ptt);
+
+ /* Enable all parities using MFW command */
+ if (parities_masked)
+ qed_mcp_mask_parities(p_hwfn, p_ptt, 0);
+ }
+
+ *num_dumped_dwords = offset;
+
+ return DBG_STATUS_OK;
+}
+
+/* Writes the specified failing Idle Check rule to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u16 rule_id,
+ const struct dbg_idle_chk_rule *rule,
+ u16 fail_entry_id, u32 *cond_reg_values)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ const struct dbg_idle_chk_cond_reg *cond_regs;
+ const struct dbg_idle_chk_info_reg *info_regs;
+ u32 i, next_reg_offset = 0, offset = 0;
+ struct dbg_idle_chk_result_hdr *hdr;
+ const union dbg_idle_chk_reg *regs;
+ u8 reg_id;
+
+ hdr = (struct dbg_idle_chk_result_hdr *)dump_buf;
+ regs = (const union dbg_idle_chk_reg *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr +
+ rule->reg_offset;
+ cond_regs = &regs[0].cond_reg;
+ info_regs = &regs[rule->num_cond_regs].info_reg;
+
+ /* Dump rule data */
+ if (dump) {
+ memset(hdr, 0, sizeof(*hdr));
+ hdr->rule_id = rule_id;
+ hdr->mem_entry_id = fail_entry_id;
+ hdr->severity = rule->severity;
+ hdr->num_dumped_cond_regs = rule->num_cond_regs;
+ }
+
+ offset += IDLE_CHK_RESULT_HDR_DWORDS;
+
+ /* Dump condition register values */
+ for (reg_id = 0; reg_id < rule->num_cond_regs; reg_id++) {
+ const struct dbg_idle_chk_cond_reg *reg = &cond_regs[reg_id];
+ struct dbg_idle_chk_result_reg_hdr *reg_hdr;
+
+ reg_hdr =
+ (struct dbg_idle_chk_result_reg_hdr *)(dump_buf + offset);
+
+ /* Write register header */
+ if (!dump) {
+ offset += IDLE_CHK_RESULT_REG_HDR_DWORDS +
+ reg->entry_size;
+ continue;
+ }
+
+ offset += IDLE_CHK_RESULT_REG_HDR_DWORDS;
+ memset(reg_hdr, 0, sizeof(*reg_hdr));
+ reg_hdr->start_entry = reg->start_entry;
+ reg_hdr->size = reg->entry_size;
+ SET_FIELD(reg_hdr->data,
+ DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM,
+ reg->num_entries > 1 || reg->start_entry > 0 ? 1 : 0);
+ SET_FIELD(reg_hdr->data,
+ DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, reg_id);
+
+ /* Write register values */
+ for (i = 0; i < reg_hdr->size; i++, next_reg_offset++, offset++)
+ dump_buf[offset] = cond_reg_values[next_reg_offset];
+ }
+
+ /* Dump info register values */
+ for (reg_id = 0; reg_id < rule->num_info_regs; reg_id++) {
+ const struct dbg_idle_chk_info_reg *reg = &info_regs[reg_id];
+ u32 block_id;
+
+ /* Check if register's block is in reset */
+ if (!dump) {
+ offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + reg->size;
+ continue;
+ }
+
+ block_id = GET_FIELD(reg->data, DBG_IDLE_CHK_INFO_REG_BLOCK_ID);
+ if (block_id >= MAX_BLOCK_ID) {
+ DP_NOTICE(p_hwfn, "Invalid block_id\n");
+ return 0;
+ }
+
+ if (!dev_data->block_in_reset[block_id]) {
+ struct dbg_idle_chk_result_reg_hdr *reg_hdr;
+ bool wide_bus, eval_mode, mode_match = true;
+ u16 modes_buf_offset;
+ u32 addr;
+
+ reg_hdr = (struct dbg_idle_chk_result_reg_hdr *)
+ (dump_buf + offset);
+
+ /* Check mode */
+ eval_mode = GET_FIELD(reg->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ if (eval_mode) {
+ modes_buf_offset =
+ GET_FIELD(reg->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ mode_match =
+ qed_is_mode_match(p_hwfn,
+ &modes_buf_offset);
+ }
+
+ if (!mode_match)
+ continue;
+
+ addr = GET_FIELD(reg->data,
+ DBG_IDLE_CHK_INFO_REG_ADDRESS);
+ wide_bus = GET_FIELD(reg->data,
+ DBG_IDLE_CHK_INFO_REG_WIDE_BUS);
+
+ /* Write register header */
+ offset += IDLE_CHK_RESULT_REG_HDR_DWORDS;
+ hdr->num_dumped_info_regs++;
+ memset(reg_hdr, 0, sizeof(*reg_hdr));
+ reg_hdr->size = reg->size;
+ SET_FIELD(reg_hdr->data,
+ DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID,
+ rule->num_cond_regs + reg_id);
+
+ /* Write register values */
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ addr,
+ reg->size, wide_bus,
+ SPLIT_TYPE_NONE, 0);
+ }
+ }
+
+ return offset;
+}
+
+/* Dumps idle check rule entries. Returns the dumped size in dwords. */
+static u32
+qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
+ u32 *dump_buf, bool dump,
+ const struct dbg_idle_chk_rule *input_rules,
+ u32 num_input_rules, u32 *num_failing_rules)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 cond_reg_values[IDLE_CHK_MAX_ENTRIES_SIZE];
+ u32 i, offset = 0;
+ u16 entry_id;
+ u8 reg_id;
+
+ *num_failing_rules = 0;
+
+ for (i = 0; i < num_input_rules; i++) {
+ const struct dbg_idle_chk_cond_reg *cond_regs;
+ const struct dbg_idle_chk_rule *rule;
+ const union dbg_idle_chk_reg *regs;
+ u16 num_reg_entries = 1;
+ bool check_rule = true;
+ const u32 *imm_values;
+
+ rule = &input_rules[i];
+ regs = (const union dbg_idle_chk_reg *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr +
+ rule->reg_offset;
+ cond_regs = &regs[0].cond_reg;
+ imm_values =
+ (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr +
+ rule->imm_offset;
+
+ /* Check if all condition register blocks are out of reset, and
+ * find maximal number of entries (all condition registers that
+ * are memories must have the same size, which is > 1).
+ */
+ for (reg_id = 0; reg_id < rule->num_cond_regs && check_rule;
+ reg_id++) {
+ u32 block_id =
+ GET_FIELD(cond_regs[reg_id].data,
+ DBG_IDLE_CHK_COND_REG_BLOCK_ID);
+
+ if (block_id >= MAX_BLOCK_ID) {
+ DP_NOTICE(p_hwfn, "Invalid block_id\n");
+ return 0;
+ }
+
+ check_rule = !dev_data->block_in_reset[block_id];
+ if (cond_regs[reg_id].num_entries > num_reg_entries)
+ num_reg_entries = cond_regs[reg_id].num_entries;
+ }
+
+ if (!check_rule && dump)
+ continue;
+
+ if (!dump) {
+ u32 entry_dump_size =
+ qed_idle_chk_dump_failure(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ false,
+ rule->rule_id,
+ rule,
+ 0,
+ NULL);
+
+ offset += num_reg_entries * entry_dump_size;
+ (*num_failing_rules) += num_reg_entries;
+ continue;
+ }
+
+ /* Go over all register entries (number of entries is the same
+ * for all condition registers).
+ */
+ for (entry_id = 0; entry_id < num_reg_entries; entry_id++) {
+ u32 next_reg_offset = 0;
+
+ /* Read current entry of all condition registers */
+ for (reg_id = 0; reg_id < rule->num_cond_regs;
+ reg_id++) {
+ const struct dbg_idle_chk_cond_reg *reg =
+ &cond_regs[reg_id];
+ u32 padded_entry_size, addr;
+ bool wide_bus;
+
+ /* Find GRC address (if it's a memory, the
+ * address of the specific entry is calculated).
+ */
+ addr = GET_FIELD(reg->data,
+ DBG_IDLE_CHK_COND_REG_ADDRESS);
+ wide_bus =
+ GET_FIELD(reg->data,
+ DBG_IDLE_CHK_COND_REG_WIDE_BUS);
+ if (reg->num_entries > 1 ||
+ reg->start_entry > 0) {
+ padded_entry_size =
+ reg->entry_size > 1 ?
+ roundup_pow_of_two(reg->entry_size) :
+ 1;
+ addr += (reg->start_entry + entry_id) *
+ padded_entry_size;
+ }
+
+ /* Read registers */
+ if (next_reg_offset + reg->entry_size >=
+ IDLE_CHK_MAX_ENTRIES_SIZE) {
+ DP_NOTICE(p_hwfn,
+ "idle check registers entry is too large\n");
+ return 0;
+ }
+
+ next_reg_offset +=
+ qed_grc_dump_addr_range(p_hwfn, p_ptt,
+ cond_reg_values +
+ next_reg_offset,
+ dump, addr,
+ reg->entry_size,
+ wide_bus,
+ SPLIT_TYPE_NONE, 0);
+ }
+
+ /* Call rule condition function.
+ * If returns true, it's a failure.
+ */
+ if ((*cond_arr[rule->cond_id]) (cond_reg_values,
+ imm_values)) {
+ offset += qed_idle_chk_dump_failure(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ rule->rule_id,
+ rule,
+ entry_id,
+ cond_reg_values);
+ (*num_failing_rules)++;
+ }
+ }
+ }
+
+ return offset;
+}
+
+/* Performs Idle Check Dump to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_idle_chk_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ struct virt_mem_desc *dbg_buf =
+ &p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES];
+ u32 num_failing_rules_offset, offset = 0,
+ input_offset = 0, num_failing_rules = 0;
+
+ /* Dump global params - 1 must match below amount of params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "idle-chk");
+
+ /* Dump idle check section header with a single parameter */
+ offset += qed_dump_section_hdr(dump_buf + offset, dump, "idle_chk", 1);
+ num_failing_rules_offset = offset;
+ offset += qed_dump_num_param(dump_buf + offset, dump, "num_rules", 0);
+
+ while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) {
+ const struct dbg_idle_chk_cond_hdr *cond_hdr =
+ (const struct dbg_idle_chk_cond_hdr *)dbg_buf->ptr +
+ input_offset++;
+ bool eval_mode, mode_match = true;
+ u32 curr_failing_rules;
+ u16 modes_buf_offset;
+
+ /* Check mode */
+ eval_mode = GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ if (eval_mode) {
+ modes_buf_offset =
+ GET_FIELD(cond_hdr->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ mode_match = qed_is_mode_match(p_hwfn,
+ &modes_buf_offset);
+ }
+
+ if (mode_match) {
+ const struct dbg_idle_chk_rule *rule =
+ (const struct dbg_idle_chk_rule *)((u32 *)
+ dbg_buf->ptr
+ + input_offset);
+ u32 num_input_rules =
+ cond_hdr->data_size / IDLE_CHK_RULE_SIZE_DWORDS;
+ offset +=
+ qed_idle_chk_dump_rule_entries(p_hwfn,
+ p_ptt,
+ dump_buf +
+ offset,
+ dump,
+ rule,
+ num_input_rules,
+ &curr_failing_rules);
+ num_failing_rules += curr_failing_rules;
+ }
+
+ input_offset += cond_hdr->data_size;
+ }
+
+ /* Overwrite num_rules parameter */
+ if (dump)
+ qed_dump_num_param(dump_buf + num_failing_rules_offset,
+ dump, "num_rules", num_failing_rules);
+
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ return offset;
+}
+
+/* Get info on the MCP Trace data in the scratchpad:
+ * - trace_data_grc_addr (OUT): trace data GRC address in bytes
+ * - trace_data_size (OUT): trace data size in bytes (without the header)
+ */
+static enum dbg_status qed_mcp_trace_get_data_info(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *trace_data_grc_addr,
+ u32 *trace_data_size)
+{
+ u32 spad_trace_offsize, signature;
+
+ /* Read trace section offsize structure from MCP scratchpad */
+ spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR);
+
+ /* Extract trace section address from offsize (in scratchpad) */
+ *trace_data_grc_addr =
+ MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize);
+
+ /* Read signature from MCP trace section */
+ signature = qed_rd(p_hwfn, p_ptt,
+ *trace_data_grc_addr +
+ offsetof(struct mcp_trace, signature));
+
+ if (signature != MFW_TRACE_SIGNATURE)
+ return DBG_STATUS_INVALID_TRACE_SIGNATURE;
+
+ /* Read trace size from MCP trace section */
+ *trace_data_size = qed_rd(p_hwfn,
+ p_ptt,
+ *trace_data_grc_addr +
+ offsetof(struct mcp_trace, size));
+
+ return DBG_STATUS_OK;
+}
+
+/* Reads MCP trace meta data image from NVRAM
+ * - running_bundle_id (OUT): running bundle ID (invalid when loaded from file)
+ * - trace_meta_offset (OUT): trace meta offset in NVRAM in bytes (invalid when
+ * loaded from file).
+ * - trace_meta_size (OUT): size in bytes of the trace meta data.
+ */
+static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 trace_data_size_bytes,
+ u32 *running_bundle_id,
+ u32 *trace_meta_offset,
+ u32 *trace_meta_size)
+{
+ u32 spad_trace_offsize, nvram_image_type, running_mfw_addr;
+
+ /* Read MCP trace section offsize structure from MCP scratchpad */
+ spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR);
+
+ /* Find running bundle ID */
+ running_mfw_addr =
+ MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize) +
+ QED_SECTION_SIZE(spad_trace_offsize) + trace_data_size_bytes;
+ *running_bundle_id = qed_rd(p_hwfn, p_ptt, running_mfw_addr);
+ if (*running_bundle_id > 1)
+ return DBG_STATUS_INVALID_NVRAM_BUNDLE;
+
+ /* Find image in NVRAM */
+ nvram_image_type =
+ (*running_bundle_id ==
+ DIR_ID_1) ? NVM_TYPE_MFW_TRACE1 : NVM_TYPE_MFW_TRACE2;
+ return qed_find_nvram_image(p_hwfn,
+ p_ptt,
+ nvram_image_type,
+ trace_meta_offset,
+ trace_meta_size,
+ true);
+}
+
+/* Reads the MCP Trace meta data from NVRAM into the specified buffer */
+static enum dbg_status qed_mcp_trace_read_meta(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 nvram_offset_in_bytes,
+ u32 size_in_bytes, u32 *buf)
+{
+ u8 modules_num, module_len, i, *byte_buf = (u8 *)buf;
+ enum dbg_status status;
+ u32 signature;
+
+ /* Read meta data from NVRAM */
+ status = qed_nvram_read(p_hwfn,
+ p_ptt,
+ nvram_offset_in_bytes,
+ size_in_bytes,
+ buf,
+ true);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ /* Extract and check first signature */
+ signature = qed_read_unaligned_dword(byte_buf);
+ byte_buf += sizeof(signature);
+ if (signature != NVM_MAGIC_VALUE)
+ return DBG_STATUS_INVALID_TRACE_SIGNATURE;
+
+ /* Extract number of modules */
+ modules_num = *(byte_buf++);
+
+ /* Skip all modules */
+ for (i = 0; i < modules_num; i++) {
+ module_len = *(byte_buf++);
+ byte_buf += module_len;
+ }
+
+ /* Extract and check second signature */
+ signature = qed_read_unaligned_dword(byte_buf);
+ byte_buf += sizeof(signature);
+ if (signature != NVM_MAGIC_VALUE)
+ return DBG_STATUS_INVALID_TRACE_SIGNATURE;
+
+ return DBG_STATUS_OK;
+}
+
+/* Dump MCP Trace */
+static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 *num_dumped_dwords)
+{
+ u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords;
+ u32 trace_meta_size_dwords = 0, running_bundle_id, offset = 0;
+ u32 trace_meta_offset_bytes = 0, trace_meta_size_bytes = 0;
+ enum dbg_status status;
+ int halted = 0;
+ bool use_mfw;
+
+ *num_dumped_dwords = 0;
+
+ use_mfw = !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP);
+
+ /* Get trace data info */
+ status = qed_mcp_trace_get_data_info(p_hwfn,
+ p_ptt,
+ &trace_data_grc_addr,
+ &trace_data_size_bytes);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "mcp-trace");
+
+ /* Halt MCP while reading from scratchpad so the read data will be
+ * consistent. if halt fails, MCP trace is taken anyway, with a small
+ * risk that it may be corrupt.
+ */
+ if (dump && use_mfw) {
+ halted = !qed_mcp_halt(p_hwfn, p_ptt);
+ if (!halted)
+ DP_NOTICE(p_hwfn, "MCP halt failed!\n");
+ }
+
+ /* Find trace data size */
+ trace_data_size_dwords =
+ DIV_ROUND_UP(trace_data_size_bytes + sizeof(struct mcp_trace),
+ BYTES_IN_DWORD);
+
+ /* Dump trace data section header and param */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "mcp_trace_data", 1);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "size", trace_data_size_dwords);
+
+ /* Read trace data from scratchpad into dump buffer */
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ dump,
+ BYTES_TO_DWORDS(trace_data_grc_addr),
+ trace_data_size_dwords, false,
+ SPLIT_TYPE_NONE, 0);
+
+ /* Resume MCP (only if halt succeeded) */
+ if (halted && qed_mcp_resume(p_hwfn, p_ptt))
+ DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n");
+
+ /* Dump trace meta section header */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "mcp_trace_meta", 1);
+
+ /* If MCP Trace meta size parameter was set, use it.
+ * Otherwise, read trace meta.
+ * trace_meta_size_bytes is dword-aligned.
+ */
+ trace_meta_size_bytes =
+ qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_MCP_TRACE_META_SIZE);
+ if ((!trace_meta_size_bytes || dump) && use_mfw)
+ status = qed_mcp_trace_get_meta_info(p_hwfn,
+ p_ptt,
+ trace_data_size_bytes,
+ &running_bundle_id,
+ &trace_meta_offset_bytes,
+ &trace_meta_size_bytes);
+ if (status == DBG_STATUS_OK)
+ trace_meta_size_dwords = BYTES_TO_DWORDS(trace_meta_size_bytes);
+
+ /* Dump trace meta size param */
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "size", trace_meta_size_dwords);
+
+ /* Read trace meta image into dump buffer */
+ if (dump && trace_meta_size_dwords)
+ status = qed_mcp_trace_read_meta(p_hwfn,
+ p_ptt,
+ trace_meta_offset_bytes,
+ trace_meta_size_bytes,
+ dump_buf + offset);
+ if (status == DBG_STATUS_OK)
+ offset += trace_meta_size_dwords;
+
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ *num_dumped_dwords = offset;
+
+ /* If no mcp access, indicate that the dump doesn't contain the meta
+ * data from NVRAM.
+ */
+ return use_mfw ? status : DBG_STATUS_NVRAM_GET_IMAGE_FAILED;
+}
+
+/* Dump GRC FIFO */
+static enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 *num_dumped_dwords)
+{
+ u32 dwords_read, size_param_offset, offset = 0, addr, len;
+ bool fifo_has_data;
+
+ *num_dumped_dwords = 0;
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "reg-fifo");
+
+ /* Dump fifo data section header and param. The size param is 0 for
+ * now, and is overwritten after reading the FIFO.
+ */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "reg_fifo_data", 1);
+ size_param_offset = offset;
+ offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
+
+ if (!dump) {
+ /* FIFO max size is REG_FIFO_DEPTH_DWORDS. There is no way to
+ * test how much data is available, except for reading it.
+ */
+ offset += REG_FIFO_DEPTH_DWORDS;
+ goto out;
+ }
+
+ fifo_has_data = qed_rd(p_hwfn, p_ptt,
+ GRC_REG_TRACE_FIFO_VALID_DATA) > 0;
+
+ /* Pull available data from fifo. Use DMAE since this is widebus memory
+ * and must be accessed atomically. Test for dwords_read not passing
+ * buffer size since more entries could be added to the buffer as we are
+ * emptying it.
+ */
+ addr = BYTES_TO_DWORDS(GRC_REG_TRACE_FIFO);
+ len = REG_FIFO_ELEMENT_DWORDS;
+ for (dwords_read = 0;
+ fifo_has_data && dwords_read < REG_FIFO_DEPTH_DWORDS;
+ dwords_read += REG_FIFO_ELEMENT_DWORDS) {
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ true,
+ addr,
+ len,
+ true, SPLIT_TYPE_NONE,
+ 0);
+ fifo_has_data = qed_rd(p_hwfn, p_ptt,
+ GRC_REG_TRACE_FIFO_VALID_DATA) > 0;
+ }
+
+ qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
+ dwords_read);
+out:
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ *num_dumped_dwords = offset;
+
+ return DBG_STATUS_OK;
+}
+
+/* Dump IGU FIFO */
+static enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump, u32 *num_dumped_dwords)
+{
+ u32 dwords_read, size_param_offset, offset = 0, addr, len;
+ bool fifo_has_data;
+
+ *num_dumped_dwords = 0;
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "igu-fifo");
+
+ /* Dump fifo data section header and param. The size param is 0 for
+ * now, and is overwritten after reading the FIFO.
+ */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "igu_fifo_data", 1);
+ size_param_offset = offset;
+ offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
+
+ if (!dump) {
+ /* FIFO max size is IGU_FIFO_DEPTH_DWORDS. There is no way to
+ * test how much data is available, except for reading it.
+ */
+ offset += IGU_FIFO_DEPTH_DWORDS;
+ goto out;
+ }
+
+ fifo_has_data = qed_rd(p_hwfn, p_ptt,
+ IGU_REG_ERROR_HANDLING_DATA_VALID) > 0;
+
+ /* Pull available data from fifo. Use DMAE since this is widebus memory
+ * and must be accessed atomically. Test for dwords_read not passing
+ * buffer size since more entries could be added to the buffer as we are
+ * emptying it.
+ */
+ addr = BYTES_TO_DWORDS(IGU_REG_ERROR_HANDLING_MEMORY);
+ len = IGU_FIFO_ELEMENT_DWORDS;
+ for (dwords_read = 0;
+ fifo_has_data && dwords_read < IGU_FIFO_DEPTH_DWORDS;
+ dwords_read += IGU_FIFO_ELEMENT_DWORDS) {
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ true,
+ addr,
+ len,
+ true, SPLIT_TYPE_NONE,
+ 0);
+ fifo_has_data = qed_rd(p_hwfn, p_ptt,
+ IGU_REG_ERROR_HANDLING_DATA_VALID) > 0;
+ }
+
+ qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
+ dwords_read);
+out:
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ *num_dumped_dwords = offset;
+
+ return DBG_STATUS_OK;
+}
+
+/* Protection Override dump */
+static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u32 *num_dumped_dwords)
+{
+ u32 size_param_offset, override_window_dwords, offset = 0, addr;
+
+ *num_dumped_dwords = 0;
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "protection-override");
+
+ /* Dump data section header and param. The size param is 0 for now,
+ * and is overwritten after reading the data.
+ */
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "protection_override_data", 1);
+ size_param_offset = offset;
+ offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0);
+
+ if (!dump) {
+ offset += PROTECTION_OVERRIDE_DEPTH_DWORDS;
+ goto out;
+ }
+
+ /* Add override window info to buffer */
+ override_window_dwords =
+ qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) *
+ PROTECTION_OVERRIDE_ELEMENT_DWORDS;
+ if (override_window_dwords) {
+ addr = BYTES_TO_DWORDS(GRC_REG_PROTECTION_OVERRIDE_WINDOW);
+ offset += qed_grc_dump_addr_range(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ true,
+ addr,
+ override_window_dwords,
+ true, SPLIT_TYPE_NONE, 0);
+ qed_dump_num_param(dump_buf + size_param_offset, dump, "size",
+ override_window_dwords);
+ }
+out:
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ *num_dumped_dwords = offset;
+
+ return DBG_STATUS_OK;
+}
+
+/* Performs FW Asserts Dump to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf, bool dump)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ struct fw_asserts_ram_section *asserts;
+ char storm_letter_str[2] = "?";
+ struct fw_info fw_info;
+ u32 offset = 0;
+ u8 storm_id;
+
+ /* Dump global params */
+ offset += qed_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset, dump, 1);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "dump-type", "fw-asserts");
+
+ /* Find Storm dump size */
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
+ u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx;
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+ u32 last_list_idx, addr;
+
+ if (dev_data->block_in_reset[storm->sem_block_id])
+ continue;
+
+ /* Read FW info for the current Storm */
+ qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, &fw_info);
+
+ asserts = &fw_info.fw_asserts_section;
+
+ /* Dump FW Asserts section header and params */
+ storm_letter_str[0] = storm->letter;
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "fw_asserts", 2);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump, "storm", storm_letter_str);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "size",
+ asserts->list_element_dword_size);
+
+ /* Read and dump FW Asserts data */
+ if (!dump) {
+ offset += asserts->list_element_dword_size;
+ continue;
+ }
+
+ addr = le16_to_cpu(asserts->section_ram_line_offset);
+ fw_asserts_section_addr = storm->sem_fast_mem_addr +
+ SEM_FAST_REG_INT_RAM +
+ RAM_LINES_TO_BYTES(addr);
+
+ next_list_idx_addr = fw_asserts_section_addr +
+ DWORDS_TO_BYTES(asserts->list_next_index_dword_offset);
+ next_list_idx = qed_rd(p_hwfn, p_ptt, next_list_idx_addr);
+ last_list_idx = (next_list_idx > 0 ?
+ next_list_idx :
+ asserts->list_num_elements) - 1;
+ addr = BYTES_TO_DWORDS(fw_asserts_section_addr) +
+ asserts->list_dword_offset +
+ last_list_idx * asserts->list_element_dword_size;
+ offset +=
+ qed_grc_dump_addr_range(p_hwfn, p_ptt,
+ dump_buf + offset,
+ dump, addr,
+ asserts->list_element_dword_size,
+ false, SPLIT_TYPE_NONE, 0);
+ }
+
+ /* Dump last section */
+ offset += qed_dump_last_section(dump_buf, offset, dump);
+
+ return offset;
+}
+
+/* Dumps the specified ILT pages to the specified buffer.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_ilt_dump_pages_range(u32 *dump_buf, u32 *given_offset,
+ bool *dump, u32 start_page_id,
+ u32 num_pages,
+ struct phys_mem_desc *ilt_pages,
+ bool dump_page_ids, u32 buf_size_in_dwords,
+ u32 *given_actual_dump_size_in_dwords)
+{
+ u32 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords;
+ u32 page_id, end_page_id, offset = *given_offset;
+ struct phys_mem_desc *mem_desc = NULL;
+ bool continue_dump = *dump;
+ u32 partial_page_size = 0;
+
+ if (num_pages == 0)
+ return offset;
+
+ end_page_id = start_page_id + num_pages - 1;
+
+ for (page_id = start_page_id; page_id <= end_page_id; page_id++) {
+ mem_desc = &ilt_pages[page_id];
+ if (!ilt_pages[page_id].virt_addr)
+ continue;
+
+ if (dump_page_ids) {
+ /* Copy page ID to dump buffer
+ * (if dump is needed and buffer is not full)
+ */
+ if ((continue_dump) &&
+ (offset + 1 > buf_size_in_dwords)) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ if (continue_dump)
+ *(dump_buf + offset) = page_id;
+ offset++;
+ } else {
+ /* Copy page memory to dump buffer */
+ if ((continue_dump) &&
+ (offset + BYTES_TO_DWORDS(mem_desc->size) >
+ buf_size_in_dwords)) {
+ if (offset + BYTES_TO_DWORDS(mem_desc->size) >
+ buf_size_in_dwords) {
+ partial_page_size =
+ buf_size_in_dwords - offset;
+ memcpy(dump_buf + offset,
+ mem_desc->virt_addr,
+ partial_page_size);
+ continue_dump = false;
+ actual_dump_size_in_dwords =
+ offset + partial_page_size;
+ }
+ }
+
+ if (continue_dump)
+ memcpy(dump_buf + offset,
+ mem_desc->virt_addr, mem_desc->size);
+ offset += BYTES_TO_DWORDS(mem_desc->size);
+ }
+ }
+
+ *dump = continue_dump;
+ *given_offset = offset;
+ *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords;
+
+ return offset;
+}
+
+/* Dumps a section containing the dumped ILT pages.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_ilt_dump_pages_section(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 *given_offset,
+ bool *dump,
+ u32 valid_conn_pf_pages,
+ u32 valid_conn_vf_pages,
+ struct phys_mem_desc *ilt_pages,
+ bool dump_page_ids,
+ u32 buf_size_in_dwords,
+ u32 *given_actual_dump_size_in_dwords)
+{
+ struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
+ u32 pf_start_line, start_page_id, offset = *given_offset;
+ u32 cdut_pf_init_pages, cdut_vf_init_pages;
+ u32 cdut_pf_work_pages, cdut_vf_work_pages;
+ u32 base_data_offset, size_param_offset;
+ u32 src_pages;
+ u32 section_header_and_param_size;
+ u32 cdut_pf_pages, cdut_vf_pages;
+ u32 actual_dump_size_in_dwords;
+ bool continue_dump = *dump;
+ bool update_size = *dump;
+ const char *section_name;
+ u32 i;
+
+ actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords;
+ section_name = dump_page_ids ? "ilt_page_ids" : "ilt_page_mem";
+ cdut_pf_init_pages = qed_get_cdut_num_pf_init_pages(p_hwfn);
+ cdut_vf_init_pages = qed_get_cdut_num_vf_init_pages(p_hwfn);
+ cdut_pf_work_pages = qed_get_cdut_num_pf_work_pages(p_hwfn);
+ cdut_vf_work_pages = qed_get_cdut_num_vf_work_pages(p_hwfn);
+ cdut_pf_pages = cdut_pf_init_pages + cdut_pf_work_pages;
+ cdut_vf_pages = cdut_vf_init_pages + cdut_vf_work_pages;
+ pf_start_line = p_hwfn->p_cxt_mngr->pf_start_line;
+ section_header_and_param_size = qed_dump_section_hdr(NULL,
+ false,
+ section_name,
+ 1) +
+ qed_dump_num_param(NULL, false, "size", 0);
+
+ if ((continue_dump) &&
+ (offset + section_header_and_param_size > buf_size_in_dwords)) {
+ continue_dump = false;
+ update_size = false;
+ actual_dump_size_in_dwords = offset;
+ }
+
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ continue_dump, section_name, 1);
+
+ /* Dump size parameter (0 for now, overwritten with real size later) */
+ size_param_offset = offset;
+ offset += qed_dump_num_param(dump_buf + offset,
+ continue_dump, "size", 0);
+ base_data_offset = offset;
+
+ /* CDUC pages are ordered as follows:
+ * - PF pages - valid section (included in PF connection type mapping)
+ * - PF pages - invalid section (not dumped)
+ * - For each VF in the PF:
+ * - VF pages - valid section (included in VF connection type mapping)
+ * - VF pages - invalid section (not dumped)
+ */
+ if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUC)) {
+ /* Dump connection PF pages */
+ start_page_id = clients[ILT_CLI_CDUC].first.val - pf_start_line;
+ qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
+ start_page_id, valid_conn_pf_pages,
+ ilt_pages, dump_page_ids,
+ buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+
+ /* Dump connection VF pages */
+ start_page_id += clients[ILT_CLI_CDUC].pf_total_lines;
+ for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count;
+ i++, start_page_id += clients[ILT_CLI_CDUC].vf_total_lines)
+ qed_ilt_dump_pages_range(dump_buf, &offset,
+ &continue_dump, start_page_id,
+ valid_conn_vf_pages,
+ ilt_pages, dump_page_ids,
+ buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+ }
+
+ /* CDUT pages are ordered as follows:
+ * - PF init pages (not dumped)
+ * - PF work pages
+ * - For each VF in the PF:
+ * - VF init pages (not dumped)
+ * - VF work pages
+ */
+ if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUT)) {
+ /* Dump task PF pages */
+ start_page_id = clients[ILT_CLI_CDUT].first.val +
+ cdut_pf_init_pages - pf_start_line;
+ qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
+ start_page_id, cdut_pf_work_pages,
+ ilt_pages, dump_page_ids,
+ buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+
+ /* Dump task VF pages */
+ start_page_id = clients[ILT_CLI_CDUT].first.val +
+ cdut_pf_pages + cdut_vf_init_pages - pf_start_line;
+ for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count;
+ i++, start_page_id += cdut_vf_pages)
+ qed_ilt_dump_pages_range(dump_buf, &offset,
+ &continue_dump, start_page_id,
+ cdut_vf_work_pages, ilt_pages,
+ dump_page_ids,
+ buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+ }
+
+ /*Dump Searcher pages */
+ if (clients[ILT_CLI_SRC].active) {
+ start_page_id = clients[ILT_CLI_SRC].first.val - pf_start_line;
+ src_pages = clients[ILT_CLI_SRC].last.val -
+ clients[ILT_CLI_SRC].first.val + 1;
+ qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump,
+ start_page_id, src_pages, ilt_pages,
+ dump_page_ids, buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+ }
+
+ /* Overwrite size param */
+ if (update_size) {
+ u32 section_size = (*dump == continue_dump) ?
+ offset - base_data_offset :
+ actual_dump_size_in_dwords - base_data_offset;
+ if (section_size > 0)
+ qed_dump_num_param(dump_buf + size_param_offset,
+ *dump, "size", section_size);
+ else if ((section_size == 0) && (*dump != continue_dump))
+ actual_dump_size_in_dwords -=
+ section_header_and_param_size;
+ }
+
+ *dump = continue_dump;
+ *given_offset = offset;
+ *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords;
+
+ return offset;
+}
+
+/* Dumps a section containing the global parameters.
+ * Part of ilt dump process
+ * Returns the dumped size in dwords.
+ */
+static u32
+qed_ilt_dump_dump_common_global_params(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ bool dump,
+ u32 cduc_page_size,
+ u32 conn_ctx_size,
+ u32 cdut_page_size,
+ u32 *full_dump_size_param_offset,
+ u32 *actual_dump_size_param_offset)
+{
+ struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
+ u32 offset = 0;
+
+ offset += qed_dump_common_global_params(p_hwfn, p_ptt,
+ dump_buf + offset,
+ dump, 30);
+ offset += qed_dump_str_param(dump_buf + offset,
+ dump,
+ "dump-type", "ilt-dump");
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cduc-page-size",
+ cduc_page_size);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cduc-first-page-id",
+ clients[ILT_CLI_CDUC].first.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cduc-last-page-id",
+ clients[ILT_CLI_CDUC].last.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cduc-num-pf-pages",
+ clients[ILT_CLI_CDUC].pf_total_lines);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cduc-num-vf-pages",
+ clients[ILT_CLI_CDUC].vf_total_lines);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "max-conn-ctx-size",
+ conn_ctx_size);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-page-size",
+ cdut_page_size);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-first-page-id",
+ clients[ILT_CLI_CDUT].first.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-last-page-id",
+ clients[ILT_CLI_CDUT].last.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-num-pf-init-pages",
+ qed_get_cdut_num_pf_init_pages(p_hwfn));
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-num-vf-init-pages",
+ qed_get_cdut_num_vf_init_pages(p_hwfn));
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-num-pf-work-pages",
+ qed_get_cdut_num_pf_work_pages(p_hwfn));
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "cdut-num-vf-work-pages",
+ qed_get_cdut_num_vf_work_pages(p_hwfn));
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "max-task-ctx-size",
+ p_hwfn->p_cxt_mngr->task_ctx_size);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "first-vf-id-in-pf",
+ p_hwfn->p_cxt_mngr->first_vf_in_pf);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "num-vfs-in-pf",
+ p_hwfn->p_cxt_mngr->vf_count);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "ptr-size-bytes",
+ sizeof(void *));
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "pf-start-line",
+ p_hwfn->p_cxt_mngr->pf_start_line);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "page-mem-desc-size-dwords",
+ PAGE_MEM_DESC_SIZE_DWORDS);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "ilt-shadow-size",
+ p_hwfn->p_cxt_mngr->ilt_shadow_size);
+
+ *full_dump_size_param_offset = offset;
+
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "dump-size-full", 0);
+
+ *actual_dump_size_param_offset = offset;
+
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "dump-size-actual", 0);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "iscsi_task_pages",
+ p_hwfn->p_cxt_mngr->iscsi_task_pages);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "fcoe_task_pages",
+ p_hwfn->p_cxt_mngr->fcoe_task_pages);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "roce_task_pages",
+ p_hwfn->p_cxt_mngr->roce_task_pages);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "eth_task_pages",
+ p_hwfn->p_cxt_mngr->eth_task_pages);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "src-first-page-id",
+ clients[ILT_CLI_SRC].first.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "src-last-page-id",
+ clients[ILT_CLI_SRC].last.val);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump,
+ "src-is-active",
+ clients[ILT_CLI_SRC].active);
+
+ /* Additional/Less parameters require matching of number in call to
+ * dump_common_global_params()
+ */
+
+ return offset;
+}
+
+/* Dump section containing number of PF CIDs per connection type.
+ * Part of ilt dump process.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_ilt_dump_dump_num_pf_cids(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ bool dump, u32 *valid_conn_pf_cids)
+{
+ u32 num_pf_cids = 0;
+ u32 offset = 0;
+ u8 conn_type;
+
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ dump, "num_pf_cids_per_conn_type", 1);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "size", NUM_OF_CONNECTION_TYPES);
+ for (conn_type = 0, *valid_conn_pf_cids = 0;
+ conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) {
+ num_pf_cids = p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cid_count;
+ if (dump)
+ *(dump_buf + offset) = num_pf_cids;
+ *valid_conn_pf_cids += num_pf_cids;
+ }
+
+ return offset;
+}
+
+/* Dump section containing number of VF CIDs per connection type
+ * Part of ilt dump process.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_ilt_dump_dump_num_vf_cids(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ bool dump, u32 *valid_conn_vf_cids)
+{
+ u32 num_vf_cids = 0;
+ u32 offset = 0;
+ u8 conn_type;
+
+ offset += qed_dump_section_hdr(dump_buf + offset, dump,
+ "num_vf_cids_per_conn_type", 1);
+ offset += qed_dump_num_param(dump_buf + offset,
+ dump, "size", NUM_OF_CONNECTION_TYPES);
+ for (conn_type = 0, *valid_conn_vf_cids = 0;
+ conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) {
+ num_vf_cids =
+ p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cids_per_vf;
+ if (dump)
+ *(dump_buf + offset) = num_vf_cids;
+ *valid_conn_vf_cids += num_vf_cids;
+ }
+
+ return offset;
+}
+
+/* Performs ILT Dump to the specified buffer.
+ * buf_size_in_dwords - The dumped buffer size.
+ * Returns the dumped size in dwords.
+ */
+static u32 qed_ilt_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf, u32 buf_size_in_dwords, bool dump)
+{
+#if ((!defined VMWARE) && (!defined UEFI))
+ struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients;
+#endif
+ u32 valid_conn_vf_cids = 0,
+ valid_conn_vf_pages, offset = 0, real_dumped_size = 0;
+ u32 valid_conn_pf_cids = 0, valid_conn_pf_pages, num_pages;
+ u32 num_cids_per_page, conn_ctx_size;
+ u32 cduc_page_size, cdut_page_size;
+ u32 actual_dump_size_in_dwords = 0;
+ struct phys_mem_desc *ilt_pages;
+ u32 actul_dump_off = 0;
+ u32 last_section_size;
+ u32 full_dump_off = 0;
+ u32 section_size = 0;
+ bool continue_dump;
+ u32 page_id;
+
+ last_section_size = qed_dump_last_section(NULL, 0, false);
+ cduc_page_size = 1 <<
+ (clients[ILT_CLI_CDUC].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN);
+ cdut_page_size = 1 <<
+ (clients[ILT_CLI_CDUT].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN);
+ conn_ctx_size = p_hwfn->p_cxt_mngr->conn_ctx_size;
+ num_cids_per_page = (int)(cduc_page_size / conn_ctx_size);
+ ilt_pages = p_hwfn->p_cxt_mngr->ilt_shadow;
+ continue_dump = dump;
+
+ /* if need to dump then save memory for the last section
+ * (last section calculates CRC of dumped data)
+ */
+ if (dump) {
+ if (buf_size_in_dwords >= last_section_size) {
+ buf_size_in_dwords -= last_section_size;
+ } else {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+
+ /* Dump global params */
+
+ /* if need to dump then first check that there is enough memory
+ * in dumped buffer for this section calculate the size of this
+ * section without dumping. if there is not enough memory - then
+ * stop the dumping.
+ */
+ if (continue_dump) {
+ section_size =
+ qed_ilt_dump_dump_common_global_params(p_hwfn,
+ p_ptt,
+ NULL,
+ false,
+ cduc_page_size,
+ conn_ctx_size,
+ cdut_page_size,
+ &full_dump_off,
+ &actul_dump_off);
+ if (offset + section_size > buf_size_in_dwords) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+
+ offset += qed_ilt_dump_dump_common_global_params(p_hwfn,
+ p_ptt,
+ dump_buf + offset,
+ continue_dump,
+ cduc_page_size,
+ conn_ctx_size,
+ cdut_page_size,
+ &full_dump_off,
+ &actul_dump_off);
+
+ /* Dump section containing number of PF CIDs per connection type
+ * If need to dump then first check that there is enough memory in
+ * dumped buffer for this section.
+ */
+ if (continue_dump) {
+ section_size =
+ qed_ilt_dump_dump_num_pf_cids(p_hwfn,
+ NULL,
+ false,
+ &valid_conn_pf_cids);
+ if (offset + section_size > buf_size_in_dwords) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+
+ offset += qed_ilt_dump_dump_num_pf_cids(p_hwfn,
+ dump_buf + offset,
+ continue_dump,
+ &valid_conn_pf_cids);
+
+ /* Dump section containing number of VF CIDs per connection type
+ * If need to dump then first check that there is enough memory in
+ * dumped buffer for this section.
+ */
+ if (continue_dump) {
+ section_size =
+ qed_ilt_dump_dump_num_vf_cids(p_hwfn,
+ NULL,
+ false,
+ &valid_conn_vf_cids);
+ if (offset + section_size > buf_size_in_dwords) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+
+ offset += qed_ilt_dump_dump_num_vf_cids(p_hwfn,
+ dump_buf + offset,
+ continue_dump,
+ &valid_conn_vf_cids);
+
+ /* Dump section containing physical memory descriptors for each
+ * ILT page.
+ */
+ num_pages = p_hwfn->p_cxt_mngr->ilt_shadow_size;
+
+ /* If need to dump then first check that there is enough memory
+ * in dumped buffer for the section header.
+ */
+ if (continue_dump) {
+ section_size = qed_dump_section_hdr(NULL,
+ false,
+ "ilt_page_desc",
+ 1) +
+ qed_dump_num_param(NULL,
+ false,
+ "size",
+ num_pages * PAGE_MEM_DESC_SIZE_DWORDS);
+ if (offset + section_size > buf_size_in_dwords) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+
+ offset += qed_dump_section_hdr(dump_buf + offset,
+ continue_dump, "ilt_page_desc", 1);
+ offset += qed_dump_num_param(dump_buf + offset,
+ continue_dump,
+ "size",
+ num_pages * PAGE_MEM_DESC_SIZE_DWORDS);
+
+ /* Copy memory descriptors to dump buffer
+ * If need to dump then dump till the dump buffer size
+ */
+ if (continue_dump) {
+ for (page_id = 0; page_id < num_pages;
+ page_id++, offset += PAGE_MEM_DESC_SIZE_DWORDS) {
+ if (continue_dump &&
+ (offset + PAGE_MEM_DESC_SIZE_DWORDS <=
+ buf_size_in_dwords)) {
+ memcpy(dump_buf + offset,
+ &ilt_pages[page_id],
+ DWORDS_TO_BYTES
+ (PAGE_MEM_DESC_SIZE_DWORDS));
+ } else {
+ if (continue_dump) {
+ continue_dump = false;
+ actual_dump_size_in_dwords = offset;
+ }
+ }
+ }
+ } else {
+ offset += num_pages * PAGE_MEM_DESC_SIZE_DWORDS;
+ }
+
+ valid_conn_pf_pages = DIV_ROUND_UP(valid_conn_pf_cids,
+ num_cids_per_page);
+ valid_conn_vf_pages = DIV_ROUND_UP(valid_conn_vf_cids,
+ num_cids_per_page);
+
+ /* Dump ILT pages IDs */
+ qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump,
+ valid_conn_pf_pages, valid_conn_vf_pages,
+ ilt_pages, true, buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+
+ /* Dump ILT pages memory */
+ qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump,
+ valid_conn_pf_pages, valid_conn_vf_pages,
+ ilt_pages, false, buf_size_in_dwords,
+ &actual_dump_size_in_dwords);
+
+ real_dumped_size =
+ (continue_dump == dump) ? offset : actual_dump_size_in_dwords;
+ qed_dump_num_param(dump_buf + full_dump_off, dump,
+ "full-dump-size", offset + last_section_size);
+ qed_dump_num_param(dump_buf + actul_dump_off,
+ dump,
+ "actual-dump-size",
+ real_dumped_size + last_section_size);
+
+ /* Dump last section */
+ real_dumped_size += qed_dump_last_section(dump_buf,
+ real_dumped_size, dump);
+
+ return real_dumped_size;
+}
+
+/***************************** Public Functions *******************************/
+
+enum dbg_status qed_dbg_set_bin_ptr(struct qed_hwfn *p_hwfn,
+ const u8 * const bin_ptr)
+{
+ struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr;
+ u8 buf_id;
+
+ /* Convert binary data to debug arrays */
+ for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++)
+ qed_set_dbg_bin_buf(p_hwfn,
+ buf_id,
+ (u32 *)(bin_ptr + buf_hdrs[buf_id].offset),
+ buf_hdrs[buf_id].length);
+
+ return DBG_STATUS_OK;
+}
+
+static enum dbg_status qed_dbg_set_app_ver(u32 ver)
+{
+ if (ver < TOOLS_VERSION)
+ return DBG_STATUS_UNSUPPORTED_APP_VERSION;
+
+ s_app_ver = ver;
+
+ return DBG_STATUS_OK;
+}
+
+bool qed_read_fw_info(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, struct fw_info *fw_info)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u8 storm_id;
+
+ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) {
+ struct storm_defs *storm = &s_storm_defs[storm_id];
+
+ /* Skip Storm if it's in reset */
+ if (dev_data->block_in_reset[storm->sem_block_id])
+ continue;
+
+ /* Read FW info for the current Storm */
+ qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, fw_info);
+
+ return true;
+ }
+
+ return false;
+}
+
+enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn,
+ enum dbg_grc_params grc_param, u32 val)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ enum dbg_status status;
+ int i;
+
+ DP_VERBOSE(p_hwfn,
+ QED_MSG_DEBUG,
+ "dbg_grc_config: paramId = %d, val = %d\n", grc_param, val);
+
+ status = qed_dbg_dev_init(p_hwfn);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ /* Initializes the GRC parameters (if not initialized). Needed in order
+ * to set the default parameter values for the first time.
+ */
+ qed_dbg_grc_init_params(p_hwfn);
+
+ if (grc_param >= MAX_DBG_GRC_PARAMS)
+ return DBG_STATUS_INVALID_ARGS;
+ if (val < s_grc_param_defs[grc_param].min ||
+ val > s_grc_param_defs[grc_param].max)
+ return DBG_STATUS_INVALID_ARGS;
+
+ if (s_grc_param_defs[grc_param].is_preset) {
+ /* Preset param */
+
+ /* Disabling a preset is not allowed. Call
+ * dbg_grc_set_params_default instead.
+ */
+ if (!val)
+ return DBG_STATUS_INVALID_ARGS;
+
+ /* Update all params with the preset values */
+ for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) {
+ struct grc_param_defs *defs = &s_grc_param_defs[i];
+ u32 preset_val;
+ /* Skip persistent params */
+ if (defs->is_persistent)
+ continue;
+
+ /* Find preset value */
+ if (grc_param == DBG_GRC_PARAM_EXCLUDE_ALL)
+ preset_val =
+ defs->exclude_all_preset_val;
+ else if (grc_param == DBG_GRC_PARAM_CRASH)
+ preset_val =
+ defs->crash_preset_val[dev_data->chip_id];
+ else
+ return DBG_STATUS_INVALID_ARGS;
+
+ qed_grc_set_param(p_hwfn, i, preset_val);
+ }
+ } else {
+ /* Regular param - set its value */
+ qed_grc_set_param(p_hwfn, grc_param, val);
+ }
+
+ return DBG_STATUS_OK;
+}
+
+/* Assign default GRC param values */
+void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ u32 i;
+
+ for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
+ if (!s_grc_param_defs[i].is_persistent)
+ dev_data->grc.param_val[i] =
+ s_grc_param_defs[i].default_val[dev_data->chip_id];
+}
+
+enum dbg_status qed_dbg_grc_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr)
+ return DBG_STATUS_DBG_ARRAY_NOT_SET;
+
+ return qed_grc_dump(p_hwfn, p_ptt, NULL, false, buf_size);
+}
+
+enum dbg_status qed_dbg_grc_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status = qed_dbg_grc_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ &needed_buf_size_in_dwords);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Doesn't do anything, needed for compile time asserts */
+ qed_static_asserts();
+
+ /* GRC Dump */
+ status = qed_grc_dump(p_hwfn, p_ptt, dump_buf, true, num_dumped_dwords);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return status;
+}
+
+enum dbg_status qed_dbg_idle_chk_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ struct idle_chk_data *idle_chk = &dev_data->idle_chk;
+ enum dbg_status status;
+
+ *buf_size = 0;
+
+ status = qed_dbg_dev_init(p_hwfn);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES].ptr)
+ return DBG_STATUS_DBG_ARRAY_NOT_SET;
+
+ if (!idle_chk->buf_size_set) {
+ idle_chk->buf_size = qed_idle_chk_dump(p_hwfn,
+ p_ptt, NULL, false);
+ idle_chk->buf_size_set = true;
+ }
+
+ *buf_size = idle_chk->buf_size;
+
+ return DBG_STATUS_OK;
+}
+
+enum dbg_status qed_dbg_idle_chk_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status = qed_dbg_idle_chk_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ &needed_buf_size_in_dwords);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Update reset state */
+ qed_grc_unreset_blocks(p_hwfn, p_ptt, true);
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ /* Idle Check Dump */
+ *num_dumped_dwords = qed_idle_chk_dump(p_hwfn, p_ptt, dump_buf, true);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return DBG_STATUS_OK;
+}
+
+enum dbg_status qed_dbg_mcp_trace_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ return qed_mcp_trace_dump(p_hwfn, p_ptt, NULL, false, buf_size);
+}
+
+enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ status =
+ qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ &needed_buf_size_in_dwords);
+ if (status != DBG_STATUS_OK && status !=
+ DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Update reset state */
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ /* Perform dump */
+ status = qed_mcp_trace_dump(p_hwfn,
+ p_ptt, dump_buf, true, num_dumped_dwords);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return status;
+}
+
+enum dbg_status qed_dbg_reg_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ return qed_reg_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size);
+}
+
+enum dbg_status qed_dbg_reg_fifo_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status = qed_dbg_reg_fifo_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ &needed_buf_size_in_dwords);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Update reset state */
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ status = qed_reg_fifo_dump(p_hwfn,
+ p_ptt, dump_buf, true, num_dumped_dwords);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return status;
+}
+
+enum dbg_status qed_dbg_igu_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ return qed_igu_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size);
+}
+
+enum dbg_status qed_dbg_igu_fifo_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status = qed_dbg_igu_fifo_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ &needed_buf_size_in_dwords);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Update reset state */
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ status = qed_igu_fifo_dump(p_hwfn,
+ p_ptt, dump_buf, true, num_dumped_dwords);
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return status;
+}
+
+enum dbg_status
+qed_dbg_protection_override_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ return qed_protection_override_dump(p_hwfn,
+ p_ptt, NULL, false, buf_size);
+}
+
+enum dbg_status qed_dbg_protection_override_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status =
+ qed_dbg_protection_override_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ p_size);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ /* Update reset state */
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ status = qed_protection_override_dump(p_hwfn,
+ p_ptt,
+ dump_buf,
+ true, num_dumped_dwords);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return status;
+}
+
+enum dbg_status qed_dbg_fw_asserts_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ /* Update reset state */
+ qed_update_blocks_reset_state(p_hwfn, p_ptt);
+
+ *buf_size = qed_fw_asserts_dump(p_hwfn, p_ptt, NULL, false);
+
+ return DBG_STATUS_OK;
+}
+
+enum dbg_status qed_dbg_fw_asserts_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords;
+ enum dbg_status status;
+
+ *num_dumped_dwords = 0;
+
+ status =
+ qed_dbg_fw_asserts_get_dump_buf_size(p_hwfn,
+ p_ptt,
+ p_size);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (buf_size_in_dwords < needed_buf_size_in_dwords)
+ return DBG_STATUS_DUMP_BUF_TOO_SMALL;
+
+ *num_dumped_dwords = qed_fw_asserts_dump(p_hwfn, p_ptt, dump_buf, true);
+
+ /* Revert GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return DBG_STATUS_OK;
+}
+
+static enum dbg_status qed_dbg_ilt_get_dump_buf_size(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *buf_size)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+
+ *buf_size = 0;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ *buf_size = qed_ilt_dump(p_hwfn, p_ptt, NULL, 0, false);
+
+ return DBG_STATUS_OK;
+}
+
+static enum dbg_status qed_dbg_ilt_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ u32 *dump_buf,
+ u32 buf_size_in_dwords,
+ u32 *num_dumped_dwords)
+{
+ *num_dumped_dwords = qed_ilt_dump(p_hwfn,
+ p_ptt,
+ dump_buf, buf_size_in_dwords, true);
+
+ /* Reveret GRC params to their default */
+ qed_dbg_grc_set_params_default(p_hwfn);
+
+ return DBG_STATUS_OK;
+}
+
+enum dbg_status qed_dbg_read_attn(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ enum block_id block_id,
+ enum dbg_attn_type attn_type,
+ bool clear_status,
+ struct dbg_attn_block_result *results)
+{
+ enum dbg_status status = qed_dbg_dev_init(p_hwfn);
+ u8 reg_idx, num_attn_regs, num_result_regs = 0;
+ const struct dbg_attn_reg *attn_reg_arr;
+
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr)
+ return DBG_STATUS_DBG_ARRAY_NOT_SET;
+
+ attn_reg_arr = qed_get_block_attn_regs(p_hwfn,
+ block_id,
+ attn_type, &num_attn_regs);
+
+ for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) {
+ const struct dbg_attn_reg *reg_data = &attn_reg_arr[reg_idx];
+ struct dbg_attn_reg_result *reg_result;
+ u32 sts_addr, sts_val;
+ u16 modes_buf_offset;
+ bool eval_mode;
+
+ /* Check mode */
+ eval_mode = GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_EVAL_MODE) > 0;
+ modes_buf_offset = GET_FIELD(reg_data->mode.data,
+ DBG_MODE_HDR_MODES_BUF_OFFSET);
+ if (eval_mode && !qed_is_mode_match(p_hwfn, &modes_buf_offset))
+ continue;
+
+ /* Mode match - read attention status register */
+ sts_addr = DWORDS_TO_BYTES(clear_status ?
+ reg_data->sts_clr_address :
+ GET_FIELD(reg_data->data,
+ DBG_ATTN_REG_STS_ADDRESS));
+ sts_val = qed_rd(p_hwfn, p_ptt, sts_addr);
+ if (!sts_val)
+ continue;
+
+ /* Non-zero attention status - add to results */
+ reg_result = &results->reg_results[num_result_regs];
+ SET_FIELD(reg_result->data,
+ DBG_ATTN_REG_RESULT_STS_ADDRESS, sts_addr);
+ SET_FIELD(reg_result->data,
+ DBG_ATTN_REG_RESULT_NUM_REG_ATTN,
+ GET_FIELD(reg_data->data, DBG_ATTN_REG_NUM_REG_ATTN));
+ reg_result->block_attn_offset = reg_data->block_attn_offset;
+ reg_result->sts_val = sts_val;
+ reg_result->mask_val = qed_rd(p_hwfn,
+ p_ptt,
+ DWORDS_TO_BYTES
+ (reg_data->mask_address));
+ num_result_regs++;
+ }
+
+ results->block_id = (u8)block_id;
+ results->names_offset =
+ qed_get_block_attn_data(p_hwfn, block_id, attn_type)->names_offset;
+ SET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE, attn_type);
+ SET_FIELD(results->data,
+ DBG_ATTN_BLOCK_RESULT_NUM_REGS, num_result_regs);
+
+ return DBG_STATUS_OK;
+}
+
+/******************************* Data Types **********************************/
+
+/* REG fifo element */
+struct reg_fifo_element {
+ u64 data;
+#define REG_FIFO_ELEMENT_ADDRESS_SHIFT 0
+#define REG_FIFO_ELEMENT_ADDRESS_MASK 0x7fffff
+#define REG_FIFO_ELEMENT_ACCESS_SHIFT 23
+#define REG_FIFO_ELEMENT_ACCESS_MASK 0x1
+#define REG_FIFO_ELEMENT_PF_SHIFT 24
+#define REG_FIFO_ELEMENT_PF_MASK 0xf
+#define REG_FIFO_ELEMENT_VF_SHIFT 28
+#define REG_FIFO_ELEMENT_VF_MASK 0xff
+#define REG_FIFO_ELEMENT_PORT_SHIFT 36
+#define REG_FIFO_ELEMENT_PORT_MASK 0x3
+#define REG_FIFO_ELEMENT_PRIVILEGE_SHIFT 38
+#define REG_FIFO_ELEMENT_PRIVILEGE_MASK 0x3
+#define REG_FIFO_ELEMENT_PROTECTION_SHIFT 40
+#define REG_FIFO_ELEMENT_PROTECTION_MASK 0x7
+#define REG_FIFO_ELEMENT_MASTER_SHIFT 43
+#define REG_FIFO_ELEMENT_MASTER_MASK 0xf
+#define REG_FIFO_ELEMENT_ERROR_SHIFT 47
+#define REG_FIFO_ELEMENT_ERROR_MASK 0x1f
+};
+
+/* REG fifo error element */
+struct reg_fifo_err {
+ u32 err_code;
+ const char *err_msg;
+};
+
+/* IGU fifo element */
+struct igu_fifo_element {
+ u32 dword0;
+#define IGU_FIFO_ELEMENT_DWORD0_FID_SHIFT 0
+#define IGU_FIFO_ELEMENT_DWORD0_FID_MASK 0xff
+#define IGU_FIFO_ELEMENT_DWORD0_IS_PF_SHIFT 8
+#define IGU_FIFO_ELEMENT_DWORD0_IS_PF_MASK 0x1
+#define IGU_FIFO_ELEMENT_DWORD0_SOURCE_SHIFT 9
+#define IGU_FIFO_ELEMENT_DWORD0_SOURCE_MASK 0xf
+#define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_SHIFT 13
+#define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_MASK 0xf
+#define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_SHIFT 17
+#define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_MASK 0x7fff
+ u32 dword1;
+ u32 dword2;
+#define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_SHIFT 0
+#define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_MASK 0x1
+#define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_SHIFT 1
+#define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_MASK 0xffffffff
+ u32 reserved;
+};
+
+struct igu_fifo_wr_data {
+ u32 data;
+#define IGU_FIFO_WR_DATA_PROD_CONS_SHIFT 0
+#define IGU_FIFO_WR_DATA_PROD_CONS_MASK 0xffffff
+#define IGU_FIFO_WR_DATA_UPDATE_FLAG_SHIFT 24
+#define IGU_FIFO_WR_DATA_UPDATE_FLAG_MASK 0x1
+#define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_SHIFT 25
+#define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_MASK 0x3
+#define IGU_FIFO_WR_DATA_SEGMENT_SHIFT 27
+#define IGU_FIFO_WR_DATA_SEGMENT_MASK 0x1
+#define IGU_FIFO_WR_DATA_TIMER_MASK_SHIFT 28
+#define IGU_FIFO_WR_DATA_TIMER_MASK_MASK 0x1
+#define IGU_FIFO_WR_DATA_CMD_TYPE_SHIFT 31
+#define IGU_FIFO_WR_DATA_CMD_TYPE_MASK 0x1
+};
+
+struct igu_fifo_cleanup_wr_data {
+ u32 data;
+#define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_SHIFT 0
+#define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_MASK 0x7ffffff
+#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_SHIFT 27
+#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_MASK 0x1
+#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_SHIFT 28
+#define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_MASK 0x7
+#define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_SHIFT 31
+#define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_MASK 0x1
+};
+
+/* Protection override element */
+struct protection_override_element {
+ u64 data;
+#define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_SHIFT 0
+#define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_MASK 0x7fffff
+#define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_SHIFT 23
+#define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_MASK 0xffffff
+#define PROTECTION_OVERRIDE_ELEMENT_READ_SHIFT 47
+#define PROTECTION_OVERRIDE_ELEMENT_READ_MASK 0x1
+#define PROTECTION_OVERRIDE_ELEMENT_WRITE_SHIFT 48
+#define PROTECTION_OVERRIDE_ELEMENT_WRITE_MASK 0x1
+#define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_SHIFT 49
+#define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_MASK 0x7
+#define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_SHIFT 52
+#define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_MASK 0x7
+};
+
+enum igu_fifo_sources {
+ IGU_SRC_PXP0,
+ IGU_SRC_PXP1,
+ IGU_SRC_PXP2,
+ IGU_SRC_PXP3,
+ IGU_SRC_PXP4,
+ IGU_SRC_PXP5,
+ IGU_SRC_PXP6,
+ IGU_SRC_PXP7,
+ IGU_SRC_CAU,
+ IGU_SRC_ATTN,
+ IGU_SRC_GRC
+};
+
+enum igu_fifo_addr_types {
+ IGU_ADDR_TYPE_MSIX_MEM,
+ IGU_ADDR_TYPE_WRITE_PBA,
+ IGU_ADDR_TYPE_WRITE_INT_ACK,
+ IGU_ADDR_TYPE_WRITE_ATTN_BITS,
+ IGU_ADDR_TYPE_READ_INT,
+ IGU_ADDR_TYPE_WRITE_PROD_UPDATE,
+ IGU_ADDR_TYPE_RESERVED
+};
+
+struct igu_fifo_addr_data {
+ u16 start_addr;
+ u16 end_addr;
+ char *desc;
+ char *vf_desc;
+ enum igu_fifo_addr_types type;
+};
+
+/******************************** Constants **********************************/
+
+#define MAX_MSG_LEN 1024
+
+#define MCP_TRACE_MAX_MODULE_LEN 8
+#define MCP_TRACE_FORMAT_MAX_PARAMS 3
+#define MCP_TRACE_FORMAT_PARAM_WIDTH \
+ (MCP_TRACE_FORMAT_P2_SIZE_OFFSET - MCP_TRACE_FORMAT_P1_SIZE_OFFSET)
+
+#define REG_FIFO_ELEMENT_ADDR_FACTOR 4
+#define REG_FIFO_ELEMENT_IS_PF_VF_VAL 127
+
+#define PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR 4
+
+/***************************** Constant Arrays *******************************/
+
+/* Status string array */
+static const char * const s_status_str[] = {
+ /* DBG_STATUS_OK */
+ "Operation completed successfully",
+
+ /* DBG_STATUS_APP_VERSION_NOT_SET */
+ "Debug application version wasn't set",
+
+ /* DBG_STATUS_UNSUPPORTED_APP_VERSION */
+ "Unsupported debug application version",
+
+ /* DBG_STATUS_DBG_BLOCK_NOT_RESET */
+ "The debug block wasn't reset since the last recording",
+
+ /* DBG_STATUS_INVALID_ARGS */
+ "Invalid arguments",
+
+ /* DBG_STATUS_OUTPUT_ALREADY_SET */
+ "The debug output was already set",
+
+ /* DBG_STATUS_INVALID_PCI_BUF_SIZE */
+ "Invalid PCI buffer size",
+
+ /* DBG_STATUS_PCI_BUF_ALLOC_FAILED */
+ "PCI buffer allocation failed",
+
+ /* DBG_STATUS_PCI_BUF_NOT_ALLOCATED */
+ "A PCI buffer wasn't allocated",
+
+ /* DBG_STATUS_INVALID_FILTER_TRIGGER_DWORDS */
+ "The filter/trigger constraint dword offsets are not enabled for recording",
+ /* DBG_STATUS_NO_MATCHING_FRAMING_MODE */
+ "No matching framing mode",
+
+ /* DBG_STATUS_VFC_READ_ERROR */
+ "Error reading from VFC",
+
+ /* DBG_STATUS_STORM_ALREADY_ENABLED */
+ "The Storm was already enabled",
+
+ /* DBG_STATUS_STORM_NOT_ENABLED */
+ "The specified Storm wasn't enabled",
+
+ /* DBG_STATUS_BLOCK_ALREADY_ENABLED */
+ "The block was already enabled",
+
+ /* DBG_STATUS_BLOCK_NOT_ENABLED */
+ "The specified block wasn't enabled",
+
+ /* DBG_STATUS_NO_INPUT_ENABLED */
+ "No input was enabled for recording",
+
+ /* DBG_STATUS_NO_FILTER_TRIGGER_256B */
+ "Filters and triggers are not allowed in E4 256-bit mode",
+
+ /* DBG_STATUS_FILTER_ALREADY_ENABLED */
+ "The filter was already enabled",
+
+ /* DBG_STATUS_TRIGGER_ALREADY_ENABLED */
+ "The trigger was already enabled",
+
+ /* DBG_STATUS_TRIGGER_NOT_ENABLED */
+ "The trigger wasn't enabled",
+
+ /* DBG_STATUS_CANT_ADD_CONSTRAINT */
+ "A constraint can be added only after a filter was enabled or a trigger state was added",
+
+ /* DBG_STATUS_TOO_MANY_TRIGGER_STATES */
+ "Cannot add more than 3 trigger states",
+
+ /* DBG_STATUS_TOO_MANY_CONSTRAINTS */
+ "Cannot add more than 4 constraints per filter or trigger state",
+
+ /* DBG_STATUS_RECORDING_NOT_STARTED */
+ "The recording wasn't started",
+
+ /* DBG_STATUS_DATA_DIDNT_TRIGGER */
+ "A trigger was configured, but it didn't trigger",
+
+ /* DBG_STATUS_NO_DATA_RECORDED */
+ "No data was recorded",
+
+ /* DBG_STATUS_DUMP_BUF_TOO_SMALL */
+ "Dump buffer is too small",
+
+ /* DBG_STATUS_DUMP_NOT_CHUNK_ALIGNED */
+ "Dumped data is not aligned to chunks",
+
+ /* DBG_STATUS_UNKNOWN_CHIP */
+ "Unknown chip",
+
+ /* DBG_STATUS_VIRT_MEM_ALLOC_FAILED */
+ "Failed allocating virtual memory",
+
+ /* DBG_STATUS_BLOCK_IN_RESET */
+ "The input block is in reset",
+
+ /* DBG_STATUS_INVALID_TRACE_SIGNATURE */
+ "Invalid MCP trace signature found in NVRAM",
+
+ /* DBG_STATUS_INVALID_NVRAM_BUNDLE */
+ "Invalid bundle ID found in NVRAM",
+
+ /* DBG_STATUS_NVRAM_GET_IMAGE_FAILED */
+ "Failed getting NVRAM image",
+
+ /* DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE */
+ "NVRAM image is not dword-aligned",
+
+ /* DBG_STATUS_NVRAM_READ_FAILED */
+ "Failed reading from NVRAM",
+
+ /* DBG_STATUS_IDLE_CHK_PARSE_FAILED */
+ "Idle check parsing failed",
+
+ /* DBG_STATUS_MCP_TRACE_BAD_DATA */
+ "MCP Trace data is corrupt",
+
+ /* DBG_STATUS_MCP_TRACE_NO_META */
+ "Dump doesn't contain meta data - it must be provided in image file",
+
+ /* DBG_STATUS_MCP_COULD_NOT_HALT */
+ "Failed to halt MCP",
+
+ /* DBG_STATUS_MCP_COULD_NOT_RESUME */
+ "Failed to resume MCP after halt",
+
+ /* DBG_STATUS_RESERVED0 */
+ "",
+
+ /* DBG_STATUS_SEMI_FIFO_NOT_EMPTY */
+ "Failed to empty SEMI sync FIFO",
+
+ /* DBG_STATUS_IGU_FIFO_BAD_DATA */
+ "IGU FIFO data is corrupt",
+
+ /* DBG_STATUS_MCP_COULD_NOT_MASK_PRTY */
+ "MCP failed to mask parities",
+
+ /* DBG_STATUS_FW_ASSERTS_PARSE_FAILED */
+ "FW Asserts parsing failed",
+
+ /* DBG_STATUS_REG_FIFO_BAD_DATA */
+ "GRC FIFO data is corrupt",
+
+ /* DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA */
+ "Protection Override data is corrupt",
+
+ /* DBG_STATUS_DBG_ARRAY_NOT_SET */
+ "Debug arrays were not set (when using binary files, dbg_set_bin_ptr must be called)",
+
+ /* DBG_STATUS_RESERVED1 */
+ "",
+
+ /* DBG_STATUS_NON_MATCHING_LINES */
+ "Non-matching debug lines - in E4, all lines must be of the same type (either 128b or 256b)",
+
+ /* DBG_STATUS_INSUFFICIENT_HW_IDS */
+ "Insufficient HW IDs. Try to record less Storms/blocks",
+
+ /* DBG_STATUS_DBG_BUS_IN_USE */
+ "The debug bus is in use",
+
+ /* DBG_STATUS_INVALID_STORM_DBG_MODE */
+ "The storm debug mode is not supported in the current chip",
+
+ /* DBG_STATUS_OTHER_ENGINE_BB_ONLY */
+ "Other engine is supported only in BB",
+
+ /* DBG_STATUS_FILTER_SINGLE_HW_ID */
+ "The configured filter mode requires a single Storm/block input",
+
+ /* DBG_STATUS_TRIGGER_SINGLE_HW_ID */
+ "The configured filter mode requires that all the constraints of a single trigger state will be defined on a single Storm/block input",
+
+ /* DBG_STATUS_MISSING_TRIGGER_STATE_STORM */
+ "When triggering on Storm data, the Storm to trigger on must be specified",
+
+ /* DBG_STATUS_MDUMP2_FAILED_TO_REQUEST_OFFSIZE */
+ "Failed to request MDUMP2 Offsize",
+
+ /* DBG_STATUS_MDUMP2_FAILED_VALIDATION_OF_DATA_CRC */
+ "Expected CRC (part of the MDUMP2 data) is different than the calculated CRC over that data",
+
+ /* DBG_STATUS_MDUMP2_INVALID_SIGNATURE */
+ "Invalid Signature found at start of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_INVALID_LOG_SIZE */
+ "Invalid Log Size of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_INVALID_LOG_HDR */
+ "Invalid Log Header of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_INVALID_LOG_DATA */
+ "Invalid Log Data of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_NUM_PORTS */
+ "Could not extract number of ports from regval buf of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_MFW_STATUS */
+ "Could not extract MFW (link) status from regval buf of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_DISPLAYING_LINKDUMP */
+ "Could not display linkdump of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_READING_PHY_CFG */
+ "Could not read PHY CFG of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_READING_PLL_MODE */
+ "Could not read PLL Mode of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_READING_LANE_REGS */
+ "Could not read TSCF/TSCE Lane Regs of MDUMP2",
+
+ /* DBG_STATUS_MDUMP2_ERROR_ALLOCATING_BUF */
+ "Could not allocate MDUMP2 reg-val internal buffer"
+};
+
+/* Idle check severity names array */
+static const char * const s_idle_chk_severity_str[] = {
+ "Error",
+ "Error if no traffic",
+ "Warning"
+};
+
+/* MCP Trace level names array */
+static const char * const s_mcp_trace_level_str[] = {
+ "ERROR",
+ "TRACE",
+ "DEBUG"
+};
+
+/* Access type names array */
+static const char * const s_access_strs[] = {
+ "read",
+ "write"
+};
+
+/* Privilege type names array */
+static const char * const s_privilege_strs[] = {
+ "VF",
+ "PDA",
+ "HV",
+ "UA"
+};
+
+/* Protection type names array */
+static const char * const s_protection_strs[] = {
+ "(default)",
+ "(default)",
+ "(default)",
+ "(default)",
+ "override VF",
+ "override PDA",
+ "override HV",
+ "override UA"
+};
+
+/* Master type names array */
+static const char * const s_master_strs[] = {
+ "???",
+ "pxp",
+ "mcp",
+ "msdm",
+ "psdm",
+ "ysdm",
+ "usdm",
+ "tsdm",
+ "xsdm",
+ "dbu",
+ "dmae",
+ "jdap",
+ "???",
+ "???",
+ "???",
+ "???"
+};
+
+/* REG FIFO error messages array */
+static struct reg_fifo_err s_reg_fifo_errors[] = {
+ {1, "grc timeout"},
+ {2, "address doesn't belong to any block"},
+ {4, "reserved address in block or write to read-only address"},
+ {8, "privilege/protection mismatch"},
+ {16, "path isolation error"},
+ {17, "RSL error"}
+};
+
+/* IGU FIFO sources array */
+static const char * const s_igu_fifo_source_strs[] = {
+ "TSTORM",
+ "MSTORM",
+ "USTORM",
+ "XSTORM",
+ "YSTORM",
+ "PSTORM",
+ "PCIE",
+ "NIG_QM_PBF",
+ "CAU",
+ "ATTN",
+ "GRC",
+};
+
+/* IGU FIFO error messages */
+static const char * const s_igu_fifo_error_strs[] = {
+ "no error",
+ "length error",
+ "function disabled",
+ "VF sent command to attention address",
+ "host sent prod update command",
+ "read of during interrupt register while in MIMD mode",
+ "access to PXP BAR reserved address",
+ "producer update command to attention index",
+ "unknown error",
+ "SB index not valid",
+ "SB relative index and FID not found",
+ "FID not match",
+ "command with error flag asserted (PCI error or CAU discard)",
+ "VF sent cleanup and RF cleanup is disabled",
+ "cleanup command on type bigger than 4"
+};
+
+/* IGU FIFO address data */
+static const struct igu_fifo_addr_data s_igu_fifo_addr_data[] = {
+ {0x0, 0x101, "MSI-X Memory", NULL,
+ IGU_ADDR_TYPE_MSIX_MEM},
+ {0x102, 0x1ff, "reserved", NULL,
+ IGU_ADDR_TYPE_RESERVED},
+ {0x200, 0x200, "Write PBA[0:63]", NULL,
+ IGU_ADDR_TYPE_WRITE_PBA},
+ {0x201, 0x201, "Write PBA[64:127]", "reserved",
+ IGU_ADDR_TYPE_WRITE_PBA},
+ {0x202, 0x202, "Write PBA[128]", "reserved",
+ IGU_ADDR_TYPE_WRITE_PBA},
+ {0x203, 0x3ff, "reserved", NULL,
+ IGU_ADDR_TYPE_RESERVED},
+ {0x400, 0x5ef, "Write interrupt acknowledgment", NULL,
+ IGU_ADDR_TYPE_WRITE_INT_ACK},
+ {0x5f0, 0x5f0, "Attention bits update", NULL,
+ IGU_ADDR_TYPE_WRITE_ATTN_BITS},
+ {0x5f1, 0x5f1, "Attention bits set", NULL,
+ IGU_ADDR_TYPE_WRITE_ATTN_BITS},
+ {0x5f2, 0x5f2, "Attention bits clear", NULL,
+ IGU_ADDR_TYPE_WRITE_ATTN_BITS},
+ {0x5f3, 0x5f3, "Read interrupt 0:63 with mask", NULL,
+ IGU_ADDR_TYPE_READ_INT},
+ {0x5f4, 0x5f4, "Read interrupt 0:31 with mask", NULL,
+ IGU_ADDR_TYPE_READ_INT},
+ {0x5f5, 0x5f5, "Read interrupt 32:63 with mask", NULL,
+ IGU_ADDR_TYPE_READ_INT},
+ {0x5f6, 0x5f6, "Read interrupt 0:63 without mask", NULL,
+ IGU_ADDR_TYPE_READ_INT},
+ {0x5f7, 0x5ff, "reserved", NULL,
+ IGU_ADDR_TYPE_RESERVED},
+ {0x600, 0x7ff, "Producer update", NULL,
+ IGU_ADDR_TYPE_WRITE_PROD_UPDATE}
+};
+
+/******************************** Variables **********************************/
+
+/* Temporary buffer, used for print size calculations */
+static char s_temp_buf[MAX_MSG_LEN];
+
+/**************************** Private Functions ******************************/
+
+static void qed_user_static_asserts(void)
+{
+}
+
+static u32 qed_cyclic_add(u32 a, u32 b, u32 size)
+{
+ return (a + b) % size;
+}
+
+static u32 qed_cyclic_sub(u32 a, u32 b, u32 size)
+{
+ return (size + a - b) % size;
+}
+
+/* Reads the specified number of bytes from the specified cyclic buffer (up to 4
+ * bytes) and returns them as a dword value. the specified buffer offset is
+ * updated.
+ */
+static u32 qed_read_from_cyclic_buf(void *buf,
+ u32 *offset,
+ u32 buf_size, u8 num_bytes_to_read)
+{
+ u8 i, *val_ptr, *bytes_buf = (u8 *)buf;
+ u32 val = 0;
+
+ val_ptr = (u8 *)&val;
+
+ /* Assume running on a LITTLE ENDIAN and the buffer is network order
+ * (BIG ENDIAN), as high order bytes are placed in lower memory address.
+ */
+ for (i = 0; i < num_bytes_to_read; i++) {
+ val_ptr[i] = bytes_buf[*offset];
+ *offset = qed_cyclic_add(*offset, 1, buf_size);
+ }
+
+ return val;
+}
+
+/* Reads and returns the next byte from the specified buffer.
+ * The specified buffer offset is updated.
+ */
+static u8 qed_read_byte_from_buf(void *buf, u32 *offset)
+{
+ return ((u8 *)buf)[(*offset)++];
+}
+
+/* Reads and returns the next dword from the specified buffer.
+ * The specified buffer offset is updated.
+ */
+static u32 qed_read_dword_from_buf(void *buf, u32 *offset)
+{
+ u32 dword_val = *(u32 *)&((u8 *)buf)[*offset];
+
+ *offset += 4;
+
+ return dword_val;
+}
+
+/* Reads the next string from the specified buffer, and copies it to the
+ * specified pointer. The specified buffer offset is updated.
+ */
+static void qed_read_str_from_buf(void *buf, u32 *offset, u32 size, char *dest)
+{
+ const char *source_str = &((const char *)buf)[*offset];
+
+ strncpy(dest, source_str, size);
+ dest[size - 1] = '\0';
+ *offset += size;
+}
+
+/* Returns a pointer to the specified offset (in bytes) of the specified buffer.
+ * If the specified buffer in NULL, a temporary buffer pointer is returned.
+ */
+static char *qed_get_buf_ptr(void *buf, u32 offset)
+{
+ return buf ? (char *)buf + offset : s_temp_buf;
+}
+
+/* Reads a param from the specified buffer. Returns the number of dwords read.
+ * If the returned str_param is NULL, the param is numeric and its value is
+ * returned in num_param.
+ * Otheriwise, the param is a string and its pointer is returned in str_param.
+ */
+static u32 qed_read_param(u32 *dump_buf,
+ const char **param_name,
+ const char **param_str_val, u32 *param_num_val)
+{
+ char *char_buf = (char *)dump_buf;
+ size_t offset = 0;
+
+ /* Extract param name */
+ *param_name = char_buf;
+ offset += strlen(*param_name) + 1;
+
+ /* Check param type */
+ if (*(char_buf + offset++)) {
+ /* String param */
+ *param_str_val = char_buf + offset;
+ *param_num_val = 0;
+ offset += strlen(*param_str_val) + 1;
+ if (offset & 0x3)
+ offset += (4 - (offset & 0x3));
+ } else {
+ /* Numeric param */
+ *param_str_val = NULL;
+ if (offset & 0x3)
+ offset += (4 - (offset & 0x3));
+ *param_num_val = *(u32 *)(char_buf + offset);
+ offset += 4;
+ }
+
+ return (u32)offset / 4;
+}
+
+/* Reads a section header from the specified buffer.
+ * Returns the number of dwords read.
+ */
+static u32 qed_read_section_hdr(u32 *dump_buf,
+ const char **section_name,
+ u32 *num_section_params)
+{
+ const char *param_str_val;
+
+ return qed_read_param(dump_buf,
+ section_name, &param_str_val, num_section_params);
+}
+
+/* Reads section params from the specified buffer and prints them to the results
+ * buffer. Returns the number of dwords read.
+ */
+static u32 qed_print_section_params(u32 *dump_buf,
+ u32 num_section_params,
+ char *results_buf, u32 *num_chars_printed)
+{
+ u32 i, dump_offset = 0, results_offset = 0;
+
+ for (i = 0; i < num_section_params; i++) {
+ const char *param_name, *param_str_val;
+ u32 param_num_val = 0;
+
+ dump_offset += qed_read_param(dump_buf + dump_offset,
+ &param_name,
+ &param_str_val, &param_num_val);
+
+ if (param_str_val)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "%s: %s\n", param_name, param_str_val);
+ else if (strcmp(param_name, "fw-timestamp"))
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "%s: %d\n", param_name, param_num_val);
+ }
+
+ results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset),
+ "\n");
+
+ *num_chars_printed = results_offset;
+
+ return dump_offset;
+}
+
+/* Returns the block name that matches the specified block ID,
+ * or NULL if not found.
+ */
+static const char *qed_dbg_get_block_name(struct qed_hwfn *p_hwfn,
+ enum block_id block_id)
+{
+ const struct dbg_block_user *block =
+ (const struct dbg_block_user *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_USER_DATA].ptr + block_id;
+
+ return (const char *)block->name;
+}
+
+static struct dbg_tools_user_data *qed_dbg_get_user_data(struct qed_hwfn
+ *p_hwfn)
+{
+ return (struct dbg_tools_user_data *)p_hwfn->dbg_user_info;
+}
+
+/* Parses the idle check rules and returns the number of characters printed.
+ * In case of parsing error, returns 0.
+ */
+static u32 qed_parse_idle_chk_dump_rules(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 *dump_buf_end,
+ u32 num_rules,
+ bool print_fw_idle_chk,
+ char *results_buf,
+ u32 *num_errors, u32 *num_warnings)
+{
+ /* Offset in results_buf in bytes */
+ u32 results_offset = 0;
+
+ u32 rule_idx;
+ u16 i, j;
+
+ *num_errors = 0;
+ *num_warnings = 0;
+
+ /* Go over dumped results */
+ for (rule_idx = 0; rule_idx < num_rules && dump_buf < dump_buf_end;
+ rule_idx++) {
+ const struct dbg_idle_chk_rule_parsing_data *rule_parsing_data;
+ struct dbg_idle_chk_result_hdr *hdr;
+ const char *parsing_str, *lsi_msg;
+ u32 parsing_str_offset;
+ bool has_fw_msg;
+ u8 curr_reg_id;
+
+ hdr = (struct dbg_idle_chk_result_hdr *)dump_buf;
+ rule_parsing_data =
+ (const struct dbg_idle_chk_rule_parsing_data *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr +
+ hdr->rule_id;
+ parsing_str_offset =
+ GET_FIELD(rule_parsing_data->data,
+ DBG_IDLE_CHK_RULE_PARSING_DATA_STR_OFFSET);
+ has_fw_msg =
+ GET_FIELD(rule_parsing_data->data,
+ DBG_IDLE_CHK_RULE_PARSING_DATA_HAS_FW_MSG) > 0;
+ parsing_str = (const char *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr +
+ parsing_str_offset;
+ lsi_msg = parsing_str;
+ curr_reg_id = 0;
+
+ if (hdr->severity >= MAX_DBG_IDLE_CHK_SEVERITY_TYPES)
+ return 0;
+
+ /* Skip rule header */
+ dump_buf += BYTES_TO_DWORDS(sizeof(*hdr));
+
+ /* Update errors/warnings count */
+ if (hdr->severity == IDLE_CHK_SEVERITY_ERROR ||
+ hdr->severity == IDLE_CHK_SEVERITY_ERROR_NO_TRAFFIC)
+ (*num_errors)++;
+ else
+ (*num_warnings)++;
+
+ /* Print rule severity */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset), "%s: ",
+ s_idle_chk_severity_str[hdr->severity]);
+
+ /* Print rule message */
+ if (has_fw_msg)
+ parsing_str += strlen(parsing_str) + 1;
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset), "%s.",
+ has_fw_msg &&
+ print_fw_idle_chk ? parsing_str : lsi_msg);
+ parsing_str += strlen(parsing_str) + 1;
+
+ /* Print register values */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset), " Registers:");
+ for (i = 0;
+ i < hdr->num_dumped_cond_regs + hdr->num_dumped_info_regs;
+ i++) {
+ struct dbg_idle_chk_result_reg_hdr *reg_hdr;
+ bool is_mem;
+ u8 reg_id;
+
+ reg_hdr =
+ (struct dbg_idle_chk_result_reg_hdr *)dump_buf;
+ is_mem = GET_FIELD(reg_hdr->data,
+ DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM);
+ reg_id = GET_FIELD(reg_hdr->data,
+ DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID);
+
+ /* Skip reg header */
+ dump_buf += BYTES_TO_DWORDS(sizeof(*reg_hdr));
+
+ /* Skip register names until the required reg_id is
+ * reached.
+ */
+ for (; reg_id > curr_reg_id; curr_reg_id++)
+ parsing_str += strlen(parsing_str) + 1;
+
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset), " %s",
+ parsing_str);
+ if (i < hdr->num_dumped_cond_regs && is_mem)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "[%d]", hdr->mem_entry_id +
+ reg_hdr->start_entry);
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset), "=");
+ for (j = 0; j < reg_hdr->size; j++, dump_buf++) {
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "0x%x", *dump_buf);
+ if (j < reg_hdr->size - 1)
+ results_offset +=
+ sprintf(qed_get_buf_ptr
+ (results_buf,
+ results_offset), ",");
+ }
+ }
+
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf, results_offset), "\n");
+ }
+
+ /* Check if end of dump buffer was exceeded */
+ if (dump_buf > dump_buf_end)
+ return 0;
+
+ return results_offset;
+}
+
+/* Parses an idle check dump buffer.
+ * If result_buf is not NULL, the idle check results are printed to it.
+ * In any case, the required results buffer size is assigned to
+ * parsed_results_bytes.
+ * The parsing status is returned.
+ */
+static enum dbg_status qed_parse_idle_chk_dump(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf,
+ u32 *parsed_results_bytes,
+ u32 *num_errors,
+ u32 *num_warnings)
+{
+ u32 num_section_params = 0, num_rules, num_rules_not_dumped;
+ const char *section_name, *param_name, *param_str_val;
+ u32 *dump_buf_end = dump_buf + num_dumped_dwords;
+
+ /* Offset in results_buf in bytes */
+ u32 results_offset = 0;
+
+ *parsed_results_bytes = 0;
+ *num_errors = 0;
+ *num_warnings = 0;
+
+ if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr)
+ return DBG_STATUS_DBG_ARRAY_NOT_SET;
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ /* Read idle_chk section
+ * There may be 1 or 2 idle_chk section parameters:
+ * - 1st is "num_rules"
+ * - 2nd is "num_rules_not_dumped" (optional)
+ */
+
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "idle_chk") ||
+ (num_section_params != 2 && num_section_params != 1))
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &num_rules);
+ if (strcmp(param_name, "num_rules"))
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+ if (num_section_params > 1) {
+ dump_buf += qed_read_param(dump_buf,
+ &param_name,
+ &param_str_val,
+ &num_rules_not_dumped);
+ if (strcmp(param_name, "num_rules_not_dumped"))
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+ } else {
+ num_rules_not_dumped = 0;
+ }
+
+ if (num_rules) {
+ u32 rules_print_size;
+
+ /* Print FW output */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "FW_IDLE_CHECK:\n");
+ rules_print_size =
+ qed_parse_idle_chk_dump_rules(p_hwfn,
+ dump_buf,
+ dump_buf_end,
+ num_rules,
+ true,
+ results_buf ?
+ results_buf +
+ results_offset :
+ NULL,
+ num_errors,
+ num_warnings);
+ results_offset += rules_print_size;
+ if (!rules_print_size)
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+
+ /* Print LSI output */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\nLSI_IDLE_CHECK:\n");
+ rules_print_size =
+ qed_parse_idle_chk_dump_rules(p_hwfn,
+ dump_buf,
+ dump_buf_end,
+ num_rules,
+ false,
+ results_buf ?
+ results_buf +
+ results_offset :
+ NULL,
+ num_errors,
+ num_warnings);
+ results_offset += rules_print_size;
+ if (!rules_print_size)
+ return DBG_STATUS_IDLE_CHK_PARSE_FAILED;
+ }
+
+ /* Print errors/warnings count */
+ if (*num_errors)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\nIdle Check failed!!! (with %d errors and %d warnings)\n",
+ *num_errors, *num_warnings);
+ else if (*num_warnings)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\nIdle Check completed successfully (with %d warnings)\n",
+ *num_warnings);
+ else
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\nIdle Check completed successfully\n");
+
+ if (num_rules_not_dumped)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\nIdle Check Partially dumped : num_rules_not_dumped = %d\n",
+ num_rules_not_dumped);
+
+ /* Add 1 for string NULL termination */
+ *parsed_results_bytes = results_offset + 1;
+
+ return DBG_STATUS_OK;
+}
+
+/* Allocates and fills MCP Trace meta data based on the specified meta data
+ * dump buffer.
+ * Returns debug status code.
+ */
+static enum dbg_status
+qed_mcp_trace_alloc_meta_data(struct qed_hwfn *p_hwfn,
+ const u32 *meta_buf)
+{
+ struct dbg_tools_user_data *dev_user_data;
+ u32 offset = 0, signature, i;
+ struct mcp_trace_meta *meta;
+ u8 *meta_buf_bytes;
+
+ dev_user_data = qed_dbg_get_user_data(p_hwfn);
+ meta = &dev_user_data->mcp_trace_meta;
+ meta_buf_bytes = (u8 *)meta_buf;
+
+ /* Free the previous meta before loading a new one. */
+ if (meta->is_allocated)
+ qed_mcp_trace_free_meta_data(p_hwfn);
+
+ memset(meta, 0, sizeof(*meta));
+
+ /* Read first signature */
+ signature = qed_read_dword_from_buf(meta_buf_bytes, &offset);
+ if (signature != NVM_MAGIC_VALUE)
+ return DBG_STATUS_INVALID_TRACE_SIGNATURE;
+
+ /* Read no. of modules and allocate memory for their pointers */
+ meta->modules_num = qed_read_byte_from_buf(meta_buf_bytes, &offset);
+ meta->modules = kcalloc(meta->modules_num, sizeof(char *),
+ GFP_KERNEL);
+ if (!meta->modules)
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+
+ /* Allocate and read all module strings */
+ for (i = 0; i < meta->modules_num; i++) {
+ u8 module_len = qed_read_byte_from_buf(meta_buf_bytes, &offset);
+
+ *(meta->modules + i) = kzalloc(module_len, GFP_KERNEL);
+ if (!(*(meta->modules + i))) {
+ /* Update number of modules to be released */
+ meta->modules_num = i ? i - 1 : 0;
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+ }
+
+ qed_read_str_from_buf(meta_buf_bytes, &offset, module_len,
+ *(meta->modules + i));
+ if (module_len > MCP_TRACE_MAX_MODULE_LEN)
+ (*(meta->modules + i))[MCP_TRACE_MAX_MODULE_LEN] = '\0';
+ }
+
+ /* Read second signature */
+ signature = qed_read_dword_from_buf(meta_buf_bytes, &offset);
+ if (signature != NVM_MAGIC_VALUE)
+ return DBG_STATUS_INVALID_TRACE_SIGNATURE;
+
+ /* Read number of formats and allocate memory for all formats */
+ meta->formats_num = qed_read_dword_from_buf(meta_buf_bytes, &offset);
+ meta->formats = kcalloc(meta->formats_num,
+ sizeof(struct mcp_trace_format),
+ GFP_KERNEL);
+ if (!meta->formats)
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+
+ /* Allocate and read all strings */
+ for (i = 0; i < meta->formats_num; i++) {
+ struct mcp_trace_format *format_ptr = &meta->formats[i];
+ u8 format_len;
+
+ format_ptr->data = qed_read_dword_from_buf(meta_buf_bytes,
+ &offset);
+ format_len = GET_MFW_FIELD(format_ptr->data,
+ MCP_TRACE_FORMAT_LEN);
+ format_ptr->format_str = kzalloc(format_len, GFP_KERNEL);
+ if (!format_ptr->format_str) {
+ /* Update number of modules to be released */
+ meta->formats_num = i ? i - 1 : 0;
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+ }
+
+ qed_read_str_from_buf(meta_buf_bytes,
+ &offset,
+ format_len, format_ptr->format_str);
+ }
+
+ meta->is_allocated = true;
+ return DBG_STATUS_OK;
+}
+
+/* Parses an MCP trace buffer. If result_buf is not NULL, the MCP Trace results
+ * are printed to it. The parsing status is returned.
+ * Arguments:
+ * trace_buf - MCP trace cyclic buffer
+ * trace_buf_size - MCP trace cyclic buffer size in bytes
+ * data_offset - offset in bytes of the data to parse in the MCP trace cyclic
+ * buffer.
+ * data_size - size in bytes of data to parse.
+ * parsed_buf - destination buffer for parsed data.
+ * parsed_results_bytes - size of parsed data in bytes.
+ */
+static enum dbg_status qed_parse_mcp_trace_buf(struct qed_hwfn *p_hwfn,
+ u8 *trace_buf,
+ u32 trace_buf_size,
+ u32 data_offset,
+ u32 data_size,
+ char *parsed_buf,
+ u32 *parsed_results_bytes)
+{
+ struct dbg_tools_user_data *dev_user_data;
+ struct mcp_trace_meta *meta;
+ u32 param_mask, param_shift;
+ enum dbg_status status;
+
+ dev_user_data = qed_dbg_get_user_data(p_hwfn);
+ meta = &dev_user_data->mcp_trace_meta;
+ *parsed_results_bytes = 0;
+
+ if (!meta->is_allocated)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ status = DBG_STATUS_OK;
+
+ while (data_size) {
+ struct mcp_trace_format *format_ptr;
+ u8 format_level, format_module;
+ u32 params[3] = { 0, 0, 0 };
+ u32 header, format_idx, i;
+
+ if (data_size < MFW_TRACE_ENTRY_SIZE)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ header = qed_read_from_cyclic_buf(trace_buf,
+ &data_offset,
+ trace_buf_size,
+ MFW_TRACE_ENTRY_SIZE);
+ data_size -= MFW_TRACE_ENTRY_SIZE;
+ format_idx = header & MFW_TRACE_EVENTID_MASK;
+
+ /* Skip message if its index doesn't exist in the meta data */
+ if (format_idx >= meta->formats_num) {
+ u8 format_size = (u8)GET_MFW_FIELD(header,
+ MFW_TRACE_PRM_SIZE);
+
+ if (data_size < format_size)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ data_offset = qed_cyclic_add(data_offset,
+ format_size,
+ trace_buf_size);
+ data_size -= format_size;
+ continue;
+ }
+
+ format_ptr = &meta->formats[format_idx];
+
+ for (i = 0,
+ param_mask = MCP_TRACE_FORMAT_P1_SIZE_MASK, param_shift =
+ MCP_TRACE_FORMAT_P1_SIZE_OFFSET;
+ i < MCP_TRACE_FORMAT_MAX_PARAMS;
+ i++, param_mask <<= MCP_TRACE_FORMAT_PARAM_WIDTH,
+ param_shift += MCP_TRACE_FORMAT_PARAM_WIDTH) {
+ /* Extract param size (0..3) */
+ u8 param_size = (u8)((format_ptr->data & param_mask) >>
+ param_shift);
+
+ /* If the param size is zero, there are no other
+ * parameters.
+ */
+ if (!param_size)
+ break;
+
+ /* Size is encoded using 2 bits, where 3 is used to
+ * encode 4.
+ */
+ if (param_size == 3)
+ param_size = 4;
+
+ if (data_size < param_size)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ params[i] = qed_read_from_cyclic_buf(trace_buf,
+ &data_offset,
+ trace_buf_size,
+ param_size);
+ data_size -= param_size;
+ }
+
+ format_level = (u8)GET_MFW_FIELD(format_ptr->data,
+ MCP_TRACE_FORMAT_LEVEL);
+ format_module = (u8)GET_MFW_FIELD(format_ptr->data,
+ MCP_TRACE_FORMAT_MODULE);
+ if (format_level >= ARRAY_SIZE(s_mcp_trace_level_str))
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ /* Print current message to results buffer */
+ *parsed_results_bytes +=
+ sprintf(qed_get_buf_ptr(parsed_buf,
+ *parsed_results_bytes),
+ "%s %-8s: ",
+ s_mcp_trace_level_str[format_level],
+ meta->modules[format_module]);
+ *parsed_results_bytes +=
+ sprintf(qed_get_buf_ptr(parsed_buf, *parsed_results_bytes),
+ format_ptr->format_str,
+ params[0], params[1], params[2]);
+ }
+
+ /* Add string NULL terminator */
+ (*parsed_results_bytes)++;
+
+ return status;
+}
+
+/* Parses an MCP Trace dump buffer.
+ * If result_buf is not NULL, the MCP Trace results are printed to it.
+ * In any case, the required results buffer size is assigned to
+ * parsed_results_bytes.
+ * The parsing status is returned.
+ */
+static enum dbg_status qed_parse_mcp_trace_dump(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ char *results_buf,
+ u32 *parsed_results_bytes,
+ bool free_meta_data)
+{
+ const char *section_name, *param_name, *param_str_val;
+ u32 data_size, trace_data_dwords, trace_meta_dwords;
+ u32 offset, results_offset, results_buf_bytes;
+ u32 param_num_val, num_section_params;
+ struct mcp_trace *trace;
+ enum dbg_status status;
+ const u32 *meta_buf;
+ u8 *trace_buf;
+
+ *parsed_results_bytes = 0;
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ /* Read trace_data section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "mcp_trace_data") || num_section_params != 1)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &param_num_val);
+ if (strcmp(param_name, "size"))
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+ trace_data_dwords = param_num_val;
+
+ /* Prepare trace info */
+ trace = (struct mcp_trace *)dump_buf;
+ if (trace->signature != MFW_TRACE_SIGNATURE || !trace->size)
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+
+ trace_buf = (u8 *)dump_buf + sizeof(*trace);
+ offset = trace->trace_oldest;
+ data_size = qed_cyclic_sub(trace->trace_prod, offset, trace->size);
+ dump_buf += trace_data_dwords;
+
+ /* Read meta_data section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "mcp_trace_meta"))
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &param_num_val);
+ if (strcmp(param_name, "size"))
+ return DBG_STATUS_MCP_TRACE_BAD_DATA;
+ trace_meta_dwords = param_num_val;
+
+ /* Choose meta data buffer */
+ if (!trace_meta_dwords) {
+ /* Dump doesn't include meta data */
+ struct dbg_tools_user_data *dev_user_data =
+ qed_dbg_get_user_data(p_hwfn);
+
+ if (!dev_user_data->mcp_trace_user_meta_buf)
+ return DBG_STATUS_MCP_TRACE_NO_META;
+
+ meta_buf = dev_user_data->mcp_trace_user_meta_buf;
+ } else {
+ /* Dump includes meta data */
+ meta_buf = dump_buf;
+ }
+
+ /* Allocate meta data memory */
+ status = qed_mcp_trace_alloc_meta_data(p_hwfn, meta_buf);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ status = qed_parse_mcp_trace_buf(p_hwfn,
+ trace_buf,
+ trace->size,
+ offset,
+ data_size,
+ results_buf ?
+ results_buf + results_offset :
+ NULL,
+ &results_buf_bytes);
+ if (status != DBG_STATUS_OK)
+ return status;
+
+ if (free_meta_data)
+ qed_mcp_trace_free_meta_data(p_hwfn);
+
+ *parsed_results_bytes = results_offset + results_buf_bytes;
+
+ return DBG_STATUS_OK;
+}
+
+/* Parses a Reg FIFO dump buffer.
+ * If result_buf is not NULL, the Reg FIFO results are printed to it.
+ * In any case, the required results buffer size is assigned to
+ * parsed_results_bytes.
+ * The parsing status is returned.
+ */
+static enum dbg_status qed_parse_reg_fifo_dump(u32 *dump_buf,
+ char *results_buf,
+ u32 *parsed_results_bytes)
+{
+ const char *section_name, *param_name, *param_str_val;
+ u32 param_num_val, num_section_params, num_elements;
+ struct reg_fifo_element *elements;
+ u8 i, j, err_code, vf_val;
+ u32 results_offset = 0;
+ char vf_str[4];
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_REG_FIFO_BAD_DATA;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ /* Read reg_fifo_data section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "reg_fifo_data"))
+ return DBG_STATUS_REG_FIFO_BAD_DATA;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &param_num_val);
+ if (strcmp(param_name, "size"))
+ return DBG_STATUS_REG_FIFO_BAD_DATA;
+ if (param_num_val % REG_FIFO_ELEMENT_DWORDS)
+ return DBG_STATUS_REG_FIFO_BAD_DATA;
+ num_elements = param_num_val / REG_FIFO_ELEMENT_DWORDS;
+ elements = (struct reg_fifo_element *)dump_buf;
+
+ /* Decode elements */
+ for (i = 0; i < num_elements; i++) {
+ const char *err_msg = NULL;
+
+ /* Discover if element belongs to a VF or a PF */
+ vf_val = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_VF);
+ if (vf_val == REG_FIFO_ELEMENT_IS_PF_VF_VAL)
+ sprintf(vf_str, "%s", "N/A");
+ else
+ sprintf(vf_str, "%d", vf_val);
+
+ /* Find error message */
+ err_code = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ERROR);
+ for (j = 0; j < ARRAY_SIZE(s_reg_fifo_errors) && !err_msg; j++)
+ if (err_code == s_reg_fifo_errors[j].err_code)
+ err_msg = s_reg_fifo_errors[j].err_msg;
+
+ /* Add parsed element to parsed buffer */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "raw: 0x%016llx, address: 0x%07x, access: %-5s, pf: %2d, vf: %s, port: %d, privilege: %-3s, protection: %-12s, master: %-4s, error: %s\n",
+ elements[i].data,
+ (u32)GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_ADDRESS) *
+ REG_FIFO_ELEMENT_ADDR_FACTOR,
+ s_access_strs[GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_ACCESS)],
+ (u32)GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_PF),
+ vf_str,
+ (u32)GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_PORT),
+ s_privilege_strs[GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_PRIVILEGE)],
+ s_protection_strs[GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_PROTECTION)],
+ s_master_strs[GET_FIELD(elements[i].data,
+ REG_FIFO_ELEMENT_MASTER)],
+ err_msg ? err_msg : "unknown error code");
+ }
+
+ results_offset += sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "fifo contained %d elements", num_elements);
+
+ /* Add 1 for string NULL termination */
+ *parsed_results_bytes = results_offset + 1;
+
+ return DBG_STATUS_OK;
+}
+
+static enum dbg_status qed_parse_igu_fifo_element(struct igu_fifo_element
+ *element, char
+ *results_buf,
+ u32 *results_offset)
+{
+ const struct igu_fifo_addr_data *found_addr = NULL;
+ u8 source, err_type, i, is_cleanup;
+ char parsed_addr_data[32];
+ char parsed_wr_data[256];
+ u32 wr_data, prod_cons;
+ bool is_wr_cmd, is_pf;
+ u16 cmd_addr;
+ u64 dword12;
+
+ /* Dword12 (dword index 1 and 2) contains bits 32..95 of the
+ * FIFO element.
+ */
+ dword12 = ((u64)element->dword2 << 32) | element->dword1;
+ is_wr_cmd = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD);
+ is_pf = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_IS_PF);
+ cmd_addr = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR);
+ source = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_SOURCE);
+ err_type = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE);
+
+ if (source >= ARRAY_SIZE(s_igu_fifo_source_strs))
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+ if (err_type >= ARRAY_SIZE(s_igu_fifo_error_strs))
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+
+ /* Find address data */
+ for (i = 0; i < ARRAY_SIZE(s_igu_fifo_addr_data) && !found_addr; i++) {
+ const struct igu_fifo_addr_data *curr_addr =
+ &s_igu_fifo_addr_data[i];
+
+ if (cmd_addr >= curr_addr->start_addr && cmd_addr <=
+ curr_addr->end_addr)
+ found_addr = curr_addr;
+ }
+
+ if (!found_addr)
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+
+ /* Prepare parsed address data */
+ switch (found_addr->type) {
+ case IGU_ADDR_TYPE_MSIX_MEM:
+ sprintf(parsed_addr_data, " vector_num = 0x%x", cmd_addr / 2);
+ break;
+ case IGU_ADDR_TYPE_WRITE_INT_ACK:
+ case IGU_ADDR_TYPE_WRITE_PROD_UPDATE:
+ sprintf(parsed_addr_data,
+ " SB = 0x%x", cmd_addr - found_addr->start_addr);
+ break;
+ default:
+ parsed_addr_data[0] = '\0';
+ }
+
+ if (!is_wr_cmd) {
+ parsed_wr_data[0] = '\0';
+ goto out;
+ }
+
+ /* Prepare parsed write data */
+ wr_data = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_WR_DATA);
+ prod_cons = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_PROD_CONS);
+ is_cleanup = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_CMD_TYPE);
+
+ if (source == IGU_SRC_ATTN) {
+ sprintf(parsed_wr_data, "prod: 0x%x, ", prod_cons);
+ } else {
+ if (is_cleanup) {
+ u8 cleanup_val, cleanup_type;
+
+ cleanup_val =
+ GET_FIELD(wr_data,
+ IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL);
+ cleanup_type =
+ GET_FIELD(wr_data,
+ IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE);
+
+ sprintf(parsed_wr_data,
+ "cmd_type: cleanup, cleanup_val: %s, cleanup_type : %d, ",
+ cleanup_val ? "set" : "clear",
+ cleanup_type);
+ } else {
+ u8 update_flag, en_dis_int_for_sb, segment;
+ u8 timer_mask;
+
+ update_flag = GET_FIELD(wr_data,
+ IGU_FIFO_WR_DATA_UPDATE_FLAG);
+ en_dis_int_for_sb =
+ GET_FIELD(wr_data,
+ IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB);
+ segment = GET_FIELD(wr_data,
+ IGU_FIFO_WR_DATA_SEGMENT);
+ timer_mask = GET_FIELD(wr_data,
+ IGU_FIFO_WR_DATA_TIMER_MASK);
+
+ sprintf(parsed_wr_data,
+ "cmd_type: prod/cons update, prod/cons: 0x%x, update_flag: %s, en_dis_int_for_sb : %s, segment : %s, timer_mask = %d, ",
+ prod_cons,
+ update_flag ? "update" : "nop",
+ en_dis_int_for_sb ?
+ (en_dis_int_for_sb == 1 ? "disable" : "nop") :
+ "enable",
+ segment ? "attn" : "regular",
+ timer_mask);
+ }
+ }
+out:
+ /* Add parsed element to parsed buffer */
+ *results_offset += sprintf(qed_get_buf_ptr(results_buf,
+ *results_offset),
+ "raw: 0x%01x%08x%08x, %s: %d, source : %s, type : %s, cmd_addr : 0x%x(%s%s), %serror: %s\n",
+ element->dword2, element->dword1,
+ element->dword0,
+ is_pf ? "pf" : "vf",
+ GET_FIELD(element->dword0,
+ IGU_FIFO_ELEMENT_DWORD0_FID),
+ s_igu_fifo_source_strs[source],
+ is_wr_cmd ? "wr" : "rd",
+ cmd_addr,
+ (!is_pf && found_addr->vf_desc)
+ ? found_addr->vf_desc
+ : found_addr->desc,
+ parsed_addr_data,
+ parsed_wr_data,
+ s_igu_fifo_error_strs[err_type]);
+
+ return DBG_STATUS_OK;
+}
+
+/* Parses an IGU FIFO dump buffer.
+ * If result_buf is not NULL, the IGU FIFO results are printed to it.
+ * In any case, the required results buffer size is assigned to
+ * parsed_results_bytes.
+ * The parsing status is returned.
+ */
+static enum dbg_status qed_parse_igu_fifo_dump(u32 *dump_buf,
+ char *results_buf,
+ u32 *parsed_results_bytes)
+{
+ const char *section_name, *param_name, *param_str_val;
+ u32 param_num_val, num_section_params, num_elements;
+ struct igu_fifo_element *elements;
+ enum dbg_status status;
+ u32 results_offset = 0;
+ u8 i;
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ /* Read igu_fifo_data section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "igu_fifo_data"))
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &param_num_val);
+ if (strcmp(param_name, "size"))
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+ if (param_num_val % IGU_FIFO_ELEMENT_DWORDS)
+ return DBG_STATUS_IGU_FIFO_BAD_DATA;
+ num_elements = param_num_val / IGU_FIFO_ELEMENT_DWORDS;
+ elements = (struct igu_fifo_element *)dump_buf;
+
+ /* Decode elements */
+ for (i = 0; i < num_elements; i++) {
+ status = qed_parse_igu_fifo_element(&elements[i],
+ results_buf,
+ &results_offset);
+ if (status != DBG_STATUS_OK)
+ return status;
+ }
+
+ results_offset += sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "fifo contained %d elements", num_elements);
+
+ /* Add 1 for string NULL termination */
+ *parsed_results_bytes = results_offset + 1;
+
+ return DBG_STATUS_OK;
+}
+
+static enum dbg_status
+qed_parse_protection_override_dump(u32 *dump_buf,
+ char *results_buf,
+ u32 *parsed_results_bytes)
+{
+ const char *section_name, *param_name, *param_str_val;
+ u32 param_num_val, num_section_params, num_elements;
+ struct protection_override_element *elements;
+ u32 results_offset = 0;
+ u8 i;
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ /* Read protection_override_data section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "protection_override_data"))
+ return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
+ dump_buf += qed_read_param(dump_buf,
+ &param_name, &param_str_val, &param_num_val);
+ if (strcmp(param_name, "size"))
+ return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
+ if (param_num_val % PROTECTION_OVERRIDE_ELEMENT_DWORDS)
+ return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA;
+ num_elements = param_num_val / PROTECTION_OVERRIDE_ELEMENT_DWORDS;
+ elements = (struct protection_override_element *)dump_buf;
+
+ /* Decode elements */
+ for (i = 0; i < num_elements; i++) {
+ u32 address = GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_ADDRESS) *
+ PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR;
+
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "window %2d, address: 0x%07x, size: %7d regs, read: %d, write: %d, read protection: %-12s, write protection: %-12s\n",
+ i, address,
+ (u32)GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE),
+ (u32)GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_READ),
+ (u32)GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_WRITE),
+ s_protection_strs[GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION)],
+ s_protection_strs[GET_FIELD(elements[i].data,
+ PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION)]);
+ }
+
+ results_offset += sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "protection override contained %d elements",
+ num_elements);
+
+ /* Add 1 for string NULL termination */
+ *parsed_results_bytes = results_offset + 1;
+
+ return DBG_STATUS_OK;
+}
+
+/* Parses a FW Asserts dump buffer.
+ * If result_buf is not NULL, the FW Asserts results are printed to it.
+ * In any case, the required results buffer size is assigned to
+ * parsed_results_bytes.
+ * The parsing status is returned.
+ */
+static enum dbg_status qed_parse_fw_asserts_dump(u32 *dump_buf,
+ char *results_buf,
+ u32 *parsed_results_bytes)
+{
+ u32 num_section_params, param_num_val, i, results_offset = 0;
+ const char *param_name, *param_str_val, *section_name;
+ bool last_section_found = false;
+
+ *parsed_results_bytes = 0;
+
+ /* Read global_params section */
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name, &num_section_params);
+ if (strcmp(section_name, "global_params"))
+ return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
+
+ /* Print global params */
+ dump_buf += qed_print_section_params(dump_buf,
+ num_section_params,
+ results_buf, &results_offset);
+
+ while (!last_section_found) {
+ dump_buf += qed_read_section_hdr(dump_buf,
+ &section_name,
+ &num_section_params);
+ if (!strcmp(section_name, "fw_asserts")) {
+ /* Extract params */
+ const char *storm_letter = NULL;
+ u32 storm_dump_size = 0;
+
+ for (i = 0; i < num_section_params; i++) {
+ dump_buf += qed_read_param(dump_buf,
+ &param_name,
+ &param_str_val,
+ &param_num_val);
+ if (!strcmp(param_name, "storm"))
+ storm_letter = param_str_val;
+ else if (!strcmp(param_name, "size"))
+ storm_dump_size = param_num_val;
+ else
+ return
+ DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
+ }
+
+ if (!storm_letter || !storm_dump_size)
+ return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
+
+ /* Print data */
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "\n%sSTORM_ASSERT: size=%d\n",
+ storm_letter, storm_dump_size);
+ for (i = 0; i < storm_dump_size; i++, dump_buf++)
+ results_offset +=
+ sprintf(qed_get_buf_ptr(results_buf,
+ results_offset),
+ "%08x\n", *dump_buf);
+ } else if (!strcmp(section_name, "last")) {
+ last_section_found = true;
+ } else {
+ return DBG_STATUS_FW_ASSERTS_PARSE_FAILED;
+ }
+ }
+
+ /* Add 1 for string NULL termination */
+ *parsed_results_bytes = results_offset + 1;
+
+ return DBG_STATUS_OK;
+}
+
+/***************************** Public Functions *******************************/
+
+enum dbg_status qed_dbg_user_set_bin_ptr(struct qed_hwfn *p_hwfn,
+ const u8 * const bin_ptr)
+{
+ struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr;
+ u8 buf_id;
+
+ /* Convert binary data to debug arrays */
+ for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++)
+ qed_set_dbg_bin_buf(p_hwfn,
+ (enum bin_dbg_buffer_type)buf_id,
+ (u32 *)(bin_ptr + buf_hdrs[buf_id].offset),
+ buf_hdrs[buf_id].length);
+
+ return DBG_STATUS_OK;
+}
+
+enum dbg_status qed_dbg_alloc_user_data(struct qed_hwfn *p_hwfn,
+ void **user_data_ptr)
+{
+ *user_data_ptr = kzalloc(sizeof(struct dbg_tools_user_data),
+ GFP_KERNEL);
+ if (!(*user_data_ptr))
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+
+ return DBG_STATUS_OK;
+}
+
+const char *qed_dbg_get_status_str(enum dbg_status status)
+{
+ return (status <
+ MAX_DBG_STATUS) ? s_status_str[status] : "Invalid debug status";
+}
+
+enum dbg_status qed_get_idle_chk_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ u32 num_errors, num_warnings;
+
+ return qed_parse_idle_chk_dump(p_hwfn,
+ dump_buf,
+ num_dumped_dwords,
+ NULL,
+ results_buf_size,
+ &num_errors, &num_warnings);
+}
+
+enum dbg_status qed_print_idle_chk_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf,
+ u32 *num_errors,
+ u32 *num_warnings)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_idle_chk_dump(p_hwfn,
+ dump_buf,
+ num_dumped_dwords,
+ results_buf,
+ &parsed_buf_size,
+ num_errors, num_warnings);
+}
+
+void qed_dbg_mcp_trace_set_meta_data(struct qed_hwfn *p_hwfn,
+ const u32 *meta_buf)
+{
+ struct dbg_tools_user_data *dev_user_data =
+ qed_dbg_get_user_data(p_hwfn);
+
+ dev_user_data->mcp_trace_user_meta_buf = meta_buf;
+}
+
+enum dbg_status qed_get_mcp_trace_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ return qed_parse_mcp_trace_dump(p_hwfn,
+ dump_buf, NULL, results_buf_size, true);
+}
+
+enum dbg_status qed_print_mcp_trace_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ /* Doesn't do anything, needed for compile time asserts */
+ qed_user_static_asserts();
+
+ return qed_parse_mcp_trace_dump(p_hwfn,
+ dump_buf,
+ results_buf, &parsed_buf_size, true);
+}
+
+enum dbg_status qed_print_mcp_trace_results_cont(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_mcp_trace_dump(p_hwfn, dump_buf, results_buf,
+ &parsed_buf_size, false);
+}
+
+enum dbg_status qed_print_mcp_trace_line(struct qed_hwfn *p_hwfn,
+ u8 *dump_buf,
+ u32 num_dumped_bytes,
+ char *results_buf)
+{
+ u32 parsed_results_bytes;
+
+ return qed_parse_mcp_trace_buf(p_hwfn,
+ dump_buf,
+ num_dumped_bytes,
+ 0,
+ num_dumped_bytes,
+ results_buf, &parsed_results_bytes);
+}
+
+/* Frees the specified MCP Trace meta data */
+void qed_mcp_trace_free_meta_data(struct qed_hwfn *p_hwfn)
+{
+ struct dbg_tools_user_data *dev_user_data;
+ struct mcp_trace_meta *meta;
+ u32 i;
+
+ dev_user_data = qed_dbg_get_user_data(p_hwfn);
+ meta = &dev_user_data->mcp_trace_meta;
+ if (!meta->is_allocated)
+ return;
+
+ /* Release modules */
+ if (meta->modules) {
+ for (i = 0; i < meta->modules_num; i++)
+ kfree(meta->modules[i]);
+ kfree(meta->modules);
+ }
+
+ /* Release formats */
+ if (meta->formats) {
+ for (i = 0; i < meta->formats_num; i++)
+ kfree(meta->formats[i].format_str);
+ kfree(meta->formats);
+ }
+
+ meta->is_allocated = false;
+}
+
+enum dbg_status qed_get_reg_fifo_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ return qed_parse_reg_fifo_dump(dump_buf, NULL, results_buf_size);
+}
+
+enum dbg_status qed_print_reg_fifo_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_reg_fifo_dump(dump_buf, results_buf, &parsed_buf_size);
+}
+
+enum dbg_status qed_get_igu_fifo_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ return qed_parse_igu_fifo_dump(dump_buf, NULL, results_buf_size);
+}
+
+enum dbg_status qed_print_igu_fifo_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_igu_fifo_dump(dump_buf, results_buf, &parsed_buf_size);
+}
+
+enum dbg_status
+qed_get_protection_override_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ return qed_parse_protection_override_dump(dump_buf,
+ NULL, results_buf_size);
+}
+
+enum dbg_status qed_print_protection_override_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_protection_override_dump(dump_buf,
+ results_buf,
+ &parsed_buf_size);
+}
+
+enum dbg_status qed_get_fw_asserts_results_buf_size(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size)
+{
+ return qed_parse_fw_asserts_dump(dump_buf, NULL, results_buf_size);
+}
+
+enum dbg_status qed_print_fw_asserts_results(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 parsed_buf_size;
+
+ return qed_parse_fw_asserts_dump(dump_buf,
+ results_buf, &parsed_buf_size);
+}
+
+enum dbg_status qed_dbg_parse_attn(struct qed_hwfn *p_hwfn,
+ struct dbg_attn_block_result *results)
+{
+ const u32 *block_attn_name_offsets;
+ const char *attn_name_base;
+ const char *block_name;
+ enum dbg_attn_type attn_type;
+ u8 num_regs, i, j;
+
+ num_regs = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_NUM_REGS);
+ attn_type = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE);
+ block_name = qed_dbg_get_block_name(p_hwfn, results->block_id);
+ if (!block_name)
+ return DBG_STATUS_INVALID_ARGS;
+
+ if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr ||
+ !p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr)
+ return DBG_STATUS_DBG_ARRAY_NOT_SET;
+
+ block_attn_name_offsets =
+ (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr +
+ results->names_offset;
+
+ attn_name_base = p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr;
+
+ /* Go over registers with a non-zero attention status */
+ for (i = 0; i < num_regs; i++) {
+ struct dbg_attn_bit_mapping *bit_mapping;
+ struct dbg_attn_reg_result *reg_result;
+ u8 num_reg_attn, bit_idx = 0;
+
+ reg_result = &results->reg_results[i];
+ num_reg_attn = GET_FIELD(reg_result->data,
+ DBG_ATTN_REG_RESULT_NUM_REG_ATTN);
+ bit_mapping = (struct dbg_attn_bit_mapping *)
+ p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr +
+ reg_result->block_attn_offset;
+
+ /* Go over attention status bits */
+ for (j = 0; j < num_reg_attn; j++) {
+ u16 attn_idx_val = GET_FIELD(bit_mapping[j].data,
+ DBG_ATTN_BIT_MAPPING_VAL);
+ const char *attn_name, *attn_type_str, *masked_str;
+ u32 attn_name_offset;
+ u32 sts_addr;
+
+ /* Check if bit mask should be advanced (due to unused
+ * bits).
+ */
+ if (GET_FIELD(bit_mapping[j].data,
+ DBG_ATTN_BIT_MAPPING_IS_UNUSED_BIT_CNT)) {
+ bit_idx += (u8)attn_idx_val;
+ continue;
+ }
+
+ /* Check current bit index */
+ if (reg_result->sts_val & BIT(bit_idx)) {
+ /* An attention bit with value=1 was found
+ * Find attention name
+ */
+ attn_name_offset =
+ block_attn_name_offsets[attn_idx_val];
+ attn_name = attn_name_base + attn_name_offset;
+ attn_type_str =
+ (attn_type ==
+ ATTN_TYPE_INTERRUPT ? "Interrupt" :
+ "Parity");
+ masked_str = reg_result->mask_val &
+ BIT(bit_idx) ?
+ " [masked]" : "";
+ sts_addr =
+ GET_FIELD(reg_result->data,
+ DBG_ATTN_REG_RESULT_STS_ADDRESS);
+ DP_NOTICE(p_hwfn,
+ "%s (%s) : %s [address 0x%08x, bit %d]%s\n",
+ block_name, attn_type_str, attn_name,
+ sts_addr * 4, bit_idx, masked_str);
+ }
+
+ bit_idx++;
+ }
+ }
+
+ return DBG_STATUS_OK;
+}
+
+/* Wrapper for unifying the idle_chk and mcp_trace api */
+static enum dbg_status
+qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ char *results_buf)
+{
+ u32 num_errors, num_warnnings;
+
+ return qed_print_idle_chk_results(p_hwfn, dump_buf, num_dumped_dwords,
+ results_buf, &num_errors,
+ &num_warnnings);
+}
+
+static DEFINE_MUTEX(qed_dbg_lock);
+
+#define MAX_PHY_RESULT_BUFFER 9000
+
+/******************************** Feature Meta data section ******************/
+
+#define GRC_NUM_STR_FUNCS 2
+#define IDLE_CHK_NUM_STR_FUNCS 1
+#define MCP_TRACE_NUM_STR_FUNCS 1
+#define REG_FIFO_NUM_STR_FUNCS 1
+#define IGU_FIFO_NUM_STR_FUNCS 1
+#define PROTECTION_OVERRIDE_NUM_STR_FUNCS 1
+#define FW_ASSERTS_NUM_STR_FUNCS 1
+#define ILT_NUM_STR_FUNCS 1
+#define PHY_NUM_STR_FUNCS 20
+
+/* Feature meta data lookup table */
+static struct {
+ char *name;
+ u32 num_funcs;
+ enum dbg_status (*get_size)(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *size);
+ enum dbg_status (*perform_dump)(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt, u32 *dump_buf,
+ u32 buf_size, u32 *dumped_dwords);
+ enum dbg_status (*print_results)(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf, u32 num_dumped_dwords,
+ char *results_buf);
+ enum dbg_status (*results_buf_size)(struct qed_hwfn *p_hwfn,
+ u32 *dump_buf,
+ u32 num_dumped_dwords,
+ u32 *results_buf_size);
+ const struct qed_func_lookup *hsi_func_lookup;
+} qed_features_lookup[] = {
+ {
+ "grc", GRC_NUM_STR_FUNCS, qed_dbg_grc_get_dump_buf_size,
+ qed_dbg_grc_dump, NULL, NULL, NULL}, {
+ "idle_chk", IDLE_CHK_NUM_STR_FUNCS,
+ qed_dbg_idle_chk_get_dump_buf_size,
+ qed_dbg_idle_chk_dump,
+ qed_print_idle_chk_results_wrapper,
+ qed_get_idle_chk_results_buf_size,
+ NULL}, {
+ "mcp_trace", MCP_TRACE_NUM_STR_FUNCS,
+ qed_dbg_mcp_trace_get_dump_buf_size,
+ qed_dbg_mcp_trace_dump, qed_print_mcp_trace_results,
+ qed_get_mcp_trace_results_buf_size,
+ NULL}, {
+ "reg_fifo", REG_FIFO_NUM_STR_FUNCS,
+ qed_dbg_reg_fifo_get_dump_buf_size,
+ qed_dbg_reg_fifo_dump, qed_print_reg_fifo_results,
+ qed_get_reg_fifo_results_buf_size,
+ NULL}, {
+ "igu_fifo", IGU_FIFO_NUM_STR_FUNCS,
+ qed_dbg_igu_fifo_get_dump_buf_size,
+ qed_dbg_igu_fifo_dump, qed_print_igu_fifo_results,
+ qed_get_igu_fifo_results_buf_size,
+ NULL}, {
+ "protection_override", PROTECTION_OVERRIDE_NUM_STR_FUNCS,
+ qed_dbg_protection_override_get_dump_buf_size,
+ qed_dbg_protection_override_dump,
+ qed_print_protection_override_results,
+ qed_get_protection_override_results_buf_size,
+ NULL}, {
+ "fw_asserts", FW_ASSERTS_NUM_STR_FUNCS,
+ qed_dbg_fw_asserts_get_dump_buf_size,
+ qed_dbg_fw_asserts_dump,
+ qed_print_fw_asserts_results,
+ qed_get_fw_asserts_results_buf_size,
+ NULL}, {
+ "ilt", ILT_NUM_STR_FUNCS, qed_dbg_ilt_get_dump_buf_size,
+ qed_dbg_ilt_dump, NULL, NULL, NULL},};
+
+static void qed_dbg_print_feature(u8 *p_text_buf, u32 text_size)
+{
+ u32 i, precision = 80;
+
+ if (!p_text_buf)
+ return;
+
+ pr_notice("\n%.*s", precision, p_text_buf);
+ for (i = precision; i < text_size; i += precision)
+ pr_cont("%.*s", precision, p_text_buf + i);
+ pr_cont("\n");
+}
+
+#define QED_RESULTS_BUF_MIN_SIZE 16
+/* Generic function for decoding debug feature info */
+static enum dbg_status format_feature(struct qed_hwfn *p_hwfn,
+ enum qed_dbg_features feature_idx)
+{
+ struct qed_dbg_feature *feature =
+ &p_hwfn->cdev->dbg_features[feature_idx];
+ u32 txt_size_bytes, null_char_pos, i;
+ u32 *dbuf, dwords;
+ enum dbg_status rc;
+ char *text_buf;
+
+ /* Check if feature supports formatting capability */
+ if (!qed_features_lookup[feature_idx].results_buf_size)
+ return DBG_STATUS_OK;
+
+ dbuf = (u32 *)feature->dump_buf;
+ dwords = feature->dumped_dwords;
+
+ /* Obtain size of formatted output */
+ rc = qed_features_lookup[feature_idx].results_buf_size(p_hwfn,
+ dbuf,
+ dwords,
+ &txt_size_bytes);
+ if (rc != DBG_STATUS_OK)
+ return rc;
+
+ /* Make sure that the allocated size is a multiple of dword
+ * (4 bytes).
+ */
+ null_char_pos = txt_size_bytes - 1;
+ txt_size_bytes = (txt_size_bytes + 3) & ~0x3;
+
+ if (txt_size_bytes < QED_RESULTS_BUF_MIN_SIZE) {
+ DP_NOTICE(p_hwfn->cdev,
+ "formatted size of feature was too small %d. Aborting\n",
+ txt_size_bytes);
+ return DBG_STATUS_INVALID_ARGS;
+ }
+
+ /* allocate temp text buf */
+ text_buf = vzalloc(txt_size_bytes);
+ if (!text_buf) {
+ DP_NOTICE(p_hwfn->cdev,
+ "failed to allocate text buffer. Aborting\n");
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+ }
+
+ /* Decode feature opcodes to string on temp buf */
+ rc = qed_features_lookup[feature_idx].print_results(p_hwfn,
+ dbuf,
+ dwords,
+ text_buf);
+ if (rc != DBG_STATUS_OK) {
+ vfree(text_buf);
+ return rc;
+ }
+
+ /* Replace the original null character with a '\n' character.
+ * The bytes that were added as a result of the dword alignment are also
+ * padded with '\n' characters.
+ */
+ for (i = null_char_pos; i < txt_size_bytes; i++)
+ text_buf[i] = '\n';
+
+ /* Dump printable feature to log */
+ if (p_hwfn->cdev->print_dbg_data)
+ qed_dbg_print_feature(text_buf, txt_size_bytes);
+
+ /* Dump binary data as is to the output file */
+ if (p_hwfn->cdev->dbg_bin_dump) {
+ vfree(text_buf);
+ return rc;
+ }
+
+ /* Free the old dump_buf and point the dump_buf to the newly allocated
+ * and formatted text buffer.
+ */
+ vfree(feature->dump_buf);
+ feature->dump_buf = text_buf;
+ feature->buf_size = txt_size_bytes;
+ feature->dumped_dwords = txt_size_bytes / 4;
+
+ return rc;
+}
+
+#define MAX_DBG_FEATURE_SIZE_DWORDS 0x3FFFFFFF
+
+/* Generic function for performing the dump of a debug feature. */
+static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn,
+ struct qed_ptt *p_ptt,
+ enum qed_dbg_features feature_idx)
+{
+ struct qed_dbg_feature *feature =
+ &p_hwfn->cdev->dbg_features[feature_idx];
+ u32 buf_size_dwords, *dbuf, *dwords;
+ enum dbg_status rc;
+
+ DP_NOTICE(p_hwfn->cdev, "Collecting a debug feature [\"%s\"]\n",
+ qed_features_lookup[feature_idx].name);
+
+ /* Dump_buf was already allocated need to free (this can happen if dump
+ * was called but file was never read).
+ * We can't use the buffer as is since size may have changed.
+ */
+ if (feature->dump_buf) {
+ vfree(feature->dump_buf);
+ feature->dump_buf = NULL;
+ }
+
+ /* Get buffer size from hsi, allocate accordingly, and perform the
+ * dump.
+ */
+ rc = qed_features_lookup[feature_idx].get_size(p_hwfn, p_ptt,
+ &buf_size_dwords);
+ if (rc != DBG_STATUS_OK && rc != DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
+ return rc;
+
+ if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) {
+ feature->buf_size = 0;
+ DP_NOTICE(p_hwfn->cdev,
+ "Debug feature [\"%s\"] size (0x%x dwords) exceeds maximum size (0x%x dwords)\n",
+ qed_features_lookup[feature_idx].name,
+ buf_size_dwords, MAX_DBG_FEATURE_SIZE_DWORDS);
+
+ return DBG_STATUS_OK;
+ }
+
+ feature->buf_size = buf_size_dwords * sizeof(u32);
+ feature->dump_buf = vmalloc(feature->buf_size);
+ if (!feature->dump_buf)
+ return DBG_STATUS_VIRT_MEM_ALLOC_FAILED;
+
+ dbuf = (u32 *)feature->dump_buf;
+ dwords = &feature->dumped_dwords;
+ rc = qed_features_lookup[feature_idx].perform_dump(p_hwfn, p_ptt,
+ dbuf,
+ feature->buf_size /
+ sizeof(u32),
+ dwords);
+
+ /* If mcp is stuck we get DBG_STATUS_NVRAM_GET_IMAGE_FAILED error.
+ * In this case the buffer holds valid binary data, but we won't able
+ * to parse it (since parsing relies on data in NVRAM which is only
+ * accessible when MFW is responsive). skip the formatting but return
+ * success so that binary data is provided.
+ */
+ if (rc == DBG_STATUS_NVRAM_GET_IMAGE_FAILED)
+ return DBG_STATUS_OK;
+
+ if (rc != DBG_STATUS_OK)
+ return rc;
+
+ /* Format output */
+ rc = format_feature(p_hwfn, feature_idx);
+ return rc;
+}
+
+int qed_dbg_grc(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_GRC, num_dumped_bytes);
+}
+
+int qed_dbg_grc_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_GRC);
+}
+
+int qed_dbg_idle_chk(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IDLE_CHK,
+ num_dumped_bytes);
+}
+
+int qed_dbg_idle_chk_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_IDLE_CHK);
+}
+
+int qed_dbg_reg_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_REG_FIFO,
+ num_dumped_bytes);
+}
+
+int qed_dbg_reg_fifo_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_REG_FIFO);
+}
+
+int qed_dbg_igu_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IGU_FIFO,
+ num_dumped_bytes);
+}
+
+int qed_dbg_igu_fifo_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_IGU_FIFO);
+}
+
+static int qed_dbg_nvm_image_length(struct qed_hwfn *p_hwfn,
+ enum qed_nvm_images image_id, u32 *length)
+{
+ struct qed_nvm_image_att image_att;
+ int rc;
+
+ *length = 0;
+ rc = qed_mcp_get_nvm_image_att(p_hwfn, image_id, &image_att);
+ if (rc)
+ return rc;
+
+ *length = image_att.length;
+
+ return rc;
+}
+
+static int qed_dbg_nvm_image(struct qed_dev *cdev, void *buffer,
+ u32 *num_dumped_bytes,
+ enum qed_nvm_images image_id)
+{
+ struct qed_hwfn *p_hwfn =
+ &cdev->hwfns[cdev->engine_for_debug];
+ u32 len_rounded;
+ int rc;
+
+ *num_dumped_bytes = 0;
+ rc = qed_dbg_nvm_image_length(p_hwfn, image_id, &len_rounded);
+ if (rc)
+ return rc;
+
+ DP_NOTICE(p_hwfn->cdev,
+ "Collecting a debug feature [\"nvram image %d\"]\n",
+ image_id);
+
+ len_rounded = roundup(len_rounded, sizeof(u32));
+ rc = qed_mcp_get_nvm_image(p_hwfn, image_id, buffer, len_rounded);
+ if (rc)
+ return rc;
+
+ /* QED_NVM_IMAGE_NVM_META image is not swapped like other images */
+ if (image_id != QED_NVM_IMAGE_NVM_META)
+ cpu_to_be32_array((__force __be32 *)buffer,
+ (const u32 *)buffer,
+ len_rounded / sizeof(u32));
+
+ *num_dumped_bytes = len_rounded;
+
+ return rc;
+}
+
+int qed_dbg_protection_override(struct qed_dev *cdev, void *buffer,
+ u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_PROTECTION_OVERRIDE,
+ num_dumped_bytes);
+}
+
+int qed_dbg_protection_override_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_PROTECTION_OVERRIDE);
+}
+
+int qed_dbg_fw_asserts(struct qed_dev *cdev, void *buffer,
+ u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_FW_ASSERTS,
+ num_dumped_bytes);
+}
+
+int qed_dbg_fw_asserts_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_FW_ASSERTS);
+}
+
+int qed_dbg_ilt(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_ILT, num_dumped_bytes);
+}
+
+int qed_dbg_ilt_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_ILT);
+}
+
+int qed_dbg_mcp_trace(struct qed_dev *cdev, void *buffer,
+ u32 *num_dumped_bytes)
+{
+ return qed_dbg_feature(cdev, buffer, DBG_FEATURE_MCP_TRACE,
+ num_dumped_bytes);
+}
+
+int qed_dbg_mcp_trace_size(struct qed_dev *cdev)
+{
+ return qed_dbg_feature_size(cdev, DBG_FEATURE_MCP_TRACE);
+}
+
+/* Defines the amount of bytes allocated for recording the length of debugfs
+ * feature buffer.
+ */
+#define REGDUMP_HEADER_SIZE sizeof(u32)
+#define REGDUMP_HEADER_SIZE_SHIFT 0
+#define REGDUMP_HEADER_SIZE_MASK 0xffffff
+#define REGDUMP_HEADER_FEATURE_SHIFT 24
+#define REGDUMP_HEADER_FEATURE_MASK 0x1f
+#define REGDUMP_HEADER_BIN_DUMP_SHIFT 29
+#define REGDUMP_HEADER_BIN_DUMP_MASK 0x1
+#define REGDUMP_HEADER_OMIT_ENGINE_SHIFT 30
+#define REGDUMP_HEADER_OMIT_ENGINE_MASK 0x1
+#define REGDUMP_HEADER_ENGINE_SHIFT 31
+#define REGDUMP_HEADER_ENGINE_MASK 0x1
+#define REGDUMP_MAX_SIZE 0x1000000
+#define ILT_DUMP_MAX_SIZE (1024 * 1024 * 15)
+
+enum debug_print_features {
+ OLD_MODE = 0,
+ IDLE_CHK = 1,
+ GRC_DUMP = 2,
+ MCP_TRACE = 3,
+ REG_FIFO = 4,
+ PROTECTION_OVERRIDE = 5,
+ IGU_FIFO = 6,
+ PHY = 7,
+ FW_ASSERTS = 8,
+ NVM_CFG1 = 9,
+ DEFAULT_CFG = 10,
+ NVM_META = 11,
+ MDUMP = 12,
+ ILT_DUMP = 13,
+};
+
+static u32 qed_calc_regdump_header(struct qed_dev *cdev,
+ enum debug_print_features feature,
+ int engine, u32 feature_size,
+ u8 omit_engine, u8 dbg_bin_dump)
+{
+ u32 res = 0;
+
+ SET_FIELD(res, REGDUMP_HEADER_SIZE, feature_size);
+ if (res != feature_size)
+ DP_NOTICE(cdev,
+ "Feature %d is too large (size 0x%x) and will corrupt the dump\n",
+ feature, feature_size);
+
+ SET_FIELD(res, REGDUMP_HEADER_FEATURE, feature);
+ SET_FIELD(res, REGDUMP_HEADER_BIN_DUMP, dbg_bin_dump);
+ SET_FIELD(res, REGDUMP_HEADER_OMIT_ENGINE, omit_engine);
+ SET_FIELD(res, REGDUMP_HEADER_ENGINE, engine);
+
+ return res;
+}
+
+int qed_dbg_all_data(struct qed_dev *cdev, void *buffer)
+{
+ u8 cur_engine, omit_engine = 0, org_engine;
+ struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
+ struct dbg_tools_data *dev_data = &p_hwfn->dbg_info;
+ int grc_params[MAX_DBG_GRC_PARAMS], rc, i;
+ u32 offset = 0, feature_size;
+
+ for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
+ grc_params[i] = dev_data->grc.param_val[i];
+
+ if (!QED_IS_CMT(cdev))
+ omit_engine = 1;
+
+ cdev->dbg_bin_dump = 1;
+ mutex_lock(&qed_dbg_lock);
+
+ org_engine = qed_get_debug_engine(cdev);
+ for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) {
+ /* Collect idle_chks and grcDump for each hw function */
+ DP_VERBOSE(cdev, QED_MSG_DEBUG,
+ "obtaining idle_chk and grcdump for current engine\n");
+ qed_set_debug_engine(cdev, cur_engine);
+
+ /* First idle_chk */
+ rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, IDLE_CHK,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc);
+ }
+
+ /* Second idle_chk */
+ rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, IDLE_CHK,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc);
+ }
+
+ /* reg_fifo dump */
+ rc = qed_dbg_reg_fifo(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, REG_FIFO,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_reg_fifo failed. rc = %d\n", rc);
+ }
+
+ /* igu_fifo dump */
+ rc = qed_dbg_igu_fifo(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, IGU_FIFO,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_igu_fifo failed. rc = %d", rc);
+ }
+
+ /* protection_override dump */
+ rc = qed_dbg_protection_override(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE,
+ &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev,
+ PROTECTION_OVERRIDE,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev,
+ "qed_dbg_protection_override failed. rc = %d\n",
+ rc);
+ }
+
+ /* fw_asserts dump */
+ rc = qed_dbg_fw_asserts(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, FW_ASSERTS,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_fw_asserts failed. rc = %d\n",
+ rc);
+ }
+
+ feature_size = qed_dbg_ilt_size(cdev);
+ if (!cdev->disable_ilt_dump && feature_size <
+ ILT_DUMP_MAX_SIZE) {
+ rc = qed_dbg_ilt(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, ILT_DUMP,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_ilt failed. rc = %d\n",
+ rc);
+ }
+ }
+
+ /* Grc dump - must be last because when mcp stuck it will
+ * clutter idle_chk, reg_fifo, ...
+ */
+ for (i = 0; i < MAX_DBG_GRC_PARAMS; i++)
+ dev_data->grc.param_val[i] = grc_params[i];
+
+ rc = qed_dbg_grc(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, GRC_DUMP,
+ cur_engine,
+ feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_grc failed. rc = %d", rc);
+ }
+ }
+
+ qed_set_debug_engine(cdev, org_engine);
+
+ /* mcp_trace */
+ rc = qed_dbg_mcp_trace(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, MCP_TRACE, cur_engine,
+ feature_size, omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else {
+ DP_ERR(cdev, "qed_dbg_mcp_trace failed. rc = %d\n", rc);
+ }
+
+ /* nvm cfg1 */
+ rc = qed_dbg_nvm_image(cdev,
+ (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size,
+ QED_NVM_IMAGE_NVM_CFG1);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, NVM_CFG1, cur_engine,
+ feature_size, omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else if (rc != -ENOENT) {
+ DP_ERR(cdev,
+ "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
+ QED_NVM_IMAGE_NVM_CFG1, "QED_NVM_IMAGE_NVM_CFG1",
+ rc);
+ }
+
+ /* nvm default */
+ rc = qed_dbg_nvm_image(cdev,
+ (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size,
+ QED_NVM_IMAGE_DEFAULT_CFG);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, DEFAULT_CFG,
+ cur_engine, feature_size,
+ omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else if (rc != -ENOENT) {
+ DP_ERR(cdev,
+ "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
+ QED_NVM_IMAGE_DEFAULT_CFG,
+ "QED_NVM_IMAGE_DEFAULT_CFG", rc);
+ }
+
+ /* nvm meta */
+ rc = qed_dbg_nvm_image(cdev,
+ (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size,
+ QED_NVM_IMAGE_NVM_META);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, NVM_META, cur_engine,
+ feature_size, omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else if (rc != -ENOENT) {
+ DP_ERR(cdev,
+ "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
+ QED_NVM_IMAGE_NVM_META, "QED_NVM_IMAGE_NVM_META",
+ rc);
+ }
+
+ /* nvm mdump */
+ rc = qed_dbg_nvm_image(cdev, (u8 *)buffer + offset +
+ REGDUMP_HEADER_SIZE, &feature_size,
+ QED_NVM_IMAGE_MDUMP);
+ if (!rc) {
+ *(u32 *)((u8 *)buffer + offset) =
+ qed_calc_regdump_header(cdev, MDUMP, cur_engine,
+ feature_size, omit_engine,
+ cdev->dbg_bin_dump);
+ offset += (feature_size + REGDUMP_HEADER_SIZE);
+ } else if (rc != -ENOENT) {
+ DP_ERR(cdev,
+ "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n",
+ QED_NVM_IMAGE_MDUMP, "QED_NVM_IMAGE_MDUMP", rc);
+ }
+
+ mutex_unlock(&qed_dbg_lock);
+ cdev->dbg_bin_dump = 0;
+
+ return 0;
+}
+
+int qed_dbg_all_data_size(struct qed_dev *cdev)
+{
+ u32 regs_len = 0, image_len = 0, ilt_len = 0, total_ilt_len = 0;
+ struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
+ u8 cur_engine, org_engine;
+
+ cdev->disable_ilt_dump = false;
+ org_engine = qed_get_debug_engine(cdev);
+ for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) {
+ /* Engine specific */
+ DP_VERBOSE(cdev, QED_MSG_DEBUG,
+ "calculating idle_chk and grcdump register length for current engine\n");
+ qed_set_debug_engine(cdev, cur_engine);
+ regs_len += REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_grc_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_reg_fifo_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_igu_fifo_size(cdev) +
+ REGDUMP_HEADER_SIZE +
+ qed_dbg_protection_override_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_fw_asserts_size(cdev);
+ ilt_len = REGDUMP_HEADER_SIZE + qed_dbg_ilt_size(cdev);
+ if (ilt_len < ILT_DUMP_MAX_SIZE) {
+ total_ilt_len += ilt_len;
+ regs_len += ilt_len;
+ }
+ }
+
+ qed_set_debug_engine(cdev, org_engine);
+
+ /* Engine common */
+ regs_len += REGDUMP_HEADER_SIZE + qed_dbg_mcp_trace_size(cdev) +
+ REGDUMP_HEADER_SIZE + qed_dbg_phy_size(cdev);
+ qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_CFG1, &image_len);
+ if (image_len)
+ regs_len += REGDUMP_HEADER_SIZE + image_len;
+ qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_DEFAULT_CFG, &image_len);
+ if (image_len)
+ regs_len += REGDUMP_HEADER_SIZE + image_len;
+ qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_META, &image_len);
+ if (image_len)
+ regs_len += REGDUMP_HEADER_SIZE + image_len;
+ qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_MDUMP, &image_len);
+ if (image_len)
+ regs_len += REGDUMP_HEADER_SIZE + image_len;
+
+ if (regs_len > REGDUMP_MAX_SIZE) {
+ DP_VERBOSE(cdev, QED_MSG_DEBUG,
+ "Dump exceeds max size 0x%x, disable ILT dump\n",
+ REGDUMP_MAX_SIZE);
+ cdev->disable_ilt_dump = true;
+ regs_len -= total_ilt_len;
+ }
+
+ return regs_len;
+}
+
+int qed_dbg_feature(struct qed_dev *cdev, void *buffer,
+ enum qed_dbg_features feature, u32 *num_dumped_bytes)
+{
+ struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature];
+ struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
+ enum dbg_status dbg_rc;
+ struct qed_ptt *p_ptt;
+ int rc = 0;
+
+ /* Acquire ptt */
+ p_ptt = qed_ptt_acquire(p_hwfn);
+ if (!p_ptt)
+ return -EINVAL;
+
+ /* Get dump */
+ dbg_rc = qed_dbg_dump(p_hwfn, p_ptt, feature);
+ if (dbg_rc != DBG_STATUS_OK) {
+ DP_VERBOSE(cdev, QED_MSG_DEBUG, "%s\n",
+ qed_dbg_get_status_str(dbg_rc));
+ *num_dumped_bytes = 0;
+ rc = -EINVAL;
+ goto out;
+ }
+
+ DP_VERBOSE(cdev, QED_MSG_DEBUG,
+ "copying debugfs feature to external buffer\n");
+ memcpy(buffer, qed_feature->dump_buf, qed_feature->buf_size);
+ *num_dumped_bytes = cdev->dbg_features[feature].dumped_dwords *
+ 4;
+
+out:
+ qed_ptt_release(p_hwfn, p_ptt);
+ return rc;
+}
+
+int qed_dbg_feature_size(struct qed_dev *cdev, enum qed_dbg_features feature)
+{
+ struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature];
+ struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug];
+ struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
+ u32 buf_size_dwords;
+ enum dbg_status rc;
+
+ if (!p_ptt)
+ return -EINVAL;
+
+ rc = qed_features_lookup[feature].get_size(p_hwfn, p_ptt,
+ &buf_size_dwords);
+ if (rc != DBG_STATUS_OK)
+ buf_size_dwords = 0;
+
+ /* Feature will not be dumped if it exceeds maximum size */
+ if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS)
+ buf_size_dwords = 0;
+
+ qed_ptt_release(p_hwfn, p_ptt);
+ qed_feature->buf_size = buf_size_dwords * sizeof(u32);
+ return qed_feature->buf_size;
+}
+
+int qed_dbg_phy_size(struct qed_dev *cdev)
+{
+ /* return max size of phy info and
+ * phy mac_stat multiplied by the number of ports
+ */
+ return MAX_PHY_RESULT_BUFFER * (1 + qed_device_num_ports(cdev));
+}
+
+u8 qed_get_debug_engine(struct qed_dev *cdev)
+{
+ return cdev->engine_for_debug;
+}
+
+void qed_set_debug_engine(struct qed_dev *cdev, int engine_number)
+{
+ DP_VERBOSE(cdev, QED_MSG_DEBUG, "set debug engine to %d\n",
+ engine_number);
+ cdev->engine_for_debug = engine_number;
+}
+
+void qed_dbg_pf_init(struct qed_dev *cdev)
+{
+ const u8 *dbg_values = NULL;
+ int i;
+
+ /* Sync ver with debugbus qed code */
+ qed_dbg_set_app_ver(TOOLS_VERSION);
+
+ /* Debug values are after init values.
+ * The offset is the first dword of the file.
+ */
+ dbg_values = cdev->firmware->data + *(u32 *)cdev->firmware->data;
+
+ for_each_hwfn(cdev, i) {
+ qed_dbg_set_bin_ptr(&cdev->hwfns[i], dbg_values);
+ qed_dbg_user_set_bin_ptr(&cdev->hwfns[i], dbg_values);
+ }
+
+ /* Set the hwfn to be 0 as default */
+ cdev->engine_for_debug = 0;
+}
+
+void qed_dbg_pf_exit(struct qed_dev *cdev)
+{
+ struct qed_dbg_feature *feature = NULL;
+ enum qed_dbg_features feature_idx;
+
+ /* debug features' buffers may be allocated if debug feature was used
+ * but dump wasn't called
+ */
+ for (feature_idx = 0; feature_idx < DBG_FEATURE_NUM; feature_idx++) {
+ feature = &cdev->dbg_features[feature_idx];
+ if (feature->dump_buf) {
+ vfree(feature->dump_buf);
+ feature->dump_buf = NULL;
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-31 14:04:45 +0000