diff options
Diffstat (limited to 'drivers/gpu/drm/imagination/pvr_rogue_meta.h')
| -rw-r--r-- | drivers/gpu/drm/imagination/pvr_rogue_meta.h | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/drivers/gpu/drm/imagination/pvr_rogue_meta.h b/drivers/gpu/drm/imagination/pvr_rogue_meta.h new file mode 100644 index 0000000000..3020e6582d --- /dev/null +++ b/drivers/gpu/drm/imagination/pvr_rogue_meta.h @@ -0,0 +1,356 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ +/* Copyright (c) 2023 Imagination Technologies Ltd. */ + +#ifndef PVR_ROGUE_META_H +#define PVR_ROGUE_META_H + +/***** The META HW register definitions in the file are updated manually *****/ + +#include <linux/bits.h> +#include <linux/types.h> + +/* + ****************************************************************************** + * META registers and MACROS + ***************************************************************************** + */ +#define META_CR_CTRLREG_BASE(t) (0x04800000U + (0x1000U * (t))) + +#define META_CR_TXPRIVEXT (0x048000E8) +#define META_CR_TXPRIVEXT_MINIM_EN BIT(7) + +#define META_CR_SYSC_JTAG_THREAD (0x04830030) +#define META_CR_SYSC_JTAG_THREAD_PRIV_EN (0x00000004) + +#define META_CR_PERF_COUNT0 (0x0480FFE0) +#define META_CR_PERF_COUNT1 (0x0480FFE8) +#define META_CR_PERF_COUNT_CTRL_SHIFT (28) +#define META_CR_PERF_COUNT_CTRL_MASK (0xF0000000) +#define META_CR_PERF_COUNT_CTRL_DCACHEHITS (8 << META_CR_PERF_COUNT_CTRL_SHIFT) +#define META_CR_PERF_COUNT_CTRL_ICACHEHITS (9 << META_CR_PERF_COUNT_CTRL_SHIFT) +#define META_CR_PERF_COUNT_CTRL_ICACHEMISS \ + (0xA << META_CR_PERF_COUNT_CTRL_SHIFT) +#define META_CR_PERF_COUNT_CTRL_ICORE (0xD << META_CR_PERF_COUNT_CTRL_SHIFT) +#define META_CR_PERF_COUNT_THR_SHIFT (24) +#define META_CR_PERF_COUNT_THR_MASK (0x0F000000) +#define META_CR_PERF_COUNT_THR_0 (0x1 << META_CR_PERF_COUNT_THR_SHIFT) +#define META_CR_PERF_COUNT_THR_1 (0x2 << META_CR_PERF_COUNT_THR_1) + +#define META_CR_TxVECINT_BHALT (0x04820500) +#define META_CR_PERF_ICORE0 (0x0480FFD0) +#define META_CR_PERF_ICORE1 (0x0480FFD8) +#define META_CR_PERF_ICORE_DCACHEMISS (0x8) + +#define META_CR_PERF_COUNT(ctrl, thr) \ + ((META_CR_PERF_COUNT_CTRL_##ctrl << META_CR_PERF_COUNT_CTRL_SHIFT) | \ + ((thr) << META_CR_PERF_COUNT_THR_SHIFT)) + +#define META_CR_TXUXXRXDT_OFFSET (META_CR_CTRLREG_BASE(0U) + 0x0000FFF0U) +#define META_CR_TXUXXRXRQ_OFFSET (META_CR_CTRLREG_BASE(0U) + 0x0000FFF8U) + +/* Poll for done. */ +#define META_CR_TXUXXRXRQ_DREADY_BIT (0x80000000U) +/* Set for read. */ +#define META_CR_TXUXXRXRQ_RDnWR_BIT (0x00010000U) +#define META_CR_TXUXXRXRQ_TX_S (12) +#define META_CR_TXUXXRXRQ_RX_S (4) +#define META_CR_TXUXXRXRQ_UXX_S (0) + +/* Internal ctrl regs. */ +#define META_CR_TXUIN_ID (0x0) +/* Data unit regs. */ +#define META_CR_TXUD0_ID (0x1) +/* Data unit regs. */ +#define META_CR_TXUD1_ID (0x2) +/* Address unit regs. */ +#define META_CR_TXUA0_ID (0x3) +/* Address unit regs. */ +#define META_CR_TXUA1_ID (0x4) +/* PC registers. */ +#define META_CR_TXUPC_ID (0x5) + +/* Macros to calculate register access values. */ +#define META_CR_CORE_REG(thr, reg_num, unit) \ + (((u32)(thr) << META_CR_TXUXXRXRQ_TX_S) | \ + ((u32)(reg_num) << META_CR_TXUXXRXRQ_RX_S) | \ + ((u32)(unit) << META_CR_TXUXXRXRQ_UXX_S)) + +#define META_CR_THR0_PC META_CR_CORE_REG(0, 0, META_CR_TXUPC_ID) +#define META_CR_THR0_PCX META_CR_CORE_REG(0, 1, META_CR_TXUPC_ID) +#define META_CR_THR0_SP META_CR_CORE_REG(0, 0, META_CR_TXUA0_ID) + +#define META_CR_THR1_PC META_CR_CORE_REG(1, 0, META_CR_TXUPC_ID) +#define META_CR_THR1_PCX META_CR_CORE_REG(1, 1, META_CR_TXUPC_ID) +#define META_CR_THR1_SP META_CR_CORE_REG(1, 0, META_CR_TXUA0_ID) + +#define SP_ACCESS(thread) META_CR_CORE_REG(thread, 0, META_CR_TXUA0_ID) +#define PC_ACCESS(thread) META_CR_CORE_REG(thread, 0, META_CR_TXUPC_ID) + +#define META_CR_COREREG_ENABLE (0x0000000U) +#define META_CR_COREREG_STATUS (0x0000010U) +#define META_CR_COREREG_DEFR (0x00000A0U) +#define META_CR_COREREG_PRIVEXT (0x00000E8U) + +#define META_CR_T0ENABLE_OFFSET \ + (META_CR_CTRLREG_BASE(0U) + META_CR_COREREG_ENABLE) +#define META_CR_T0STATUS_OFFSET \ + (META_CR_CTRLREG_BASE(0U) + META_CR_COREREG_STATUS) +#define META_CR_T0DEFR_OFFSET (META_CR_CTRLREG_BASE(0U) + META_CR_COREREG_DEFR) +#define META_CR_T0PRIVEXT_OFFSET \ + (META_CR_CTRLREG_BASE(0U) + META_CR_COREREG_PRIVEXT) + +#define META_CR_T1ENABLE_OFFSET \ + (META_CR_CTRLREG_BASE(1U) + META_CR_COREREG_ENABLE) +#define META_CR_T1STATUS_OFFSET \ + (META_CR_CTRLREG_BASE(1U) + META_CR_COREREG_STATUS) +#define META_CR_T1DEFR_OFFSET (META_CR_CTRLREG_BASE(1U) + META_CR_COREREG_DEFR) +#define META_CR_T1PRIVEXT_OFFSET \ + (META_CR_CTRLREG_BASE(1U) + META_CR_COREREG_PRIVEXT) + +#define META_CR_TXENABLE_ENABLE_BIT (0x00000001U) /* Set if running */ +#define META_CR_TXSTATUS_PRIV (0x00020000U) +#define META_CR_TXPRIVEXT_MINIM (0x00000080U) + +#define META_MEM_GLOBAL_RANGE_BIT (0x80000000U) + +#define META_CR_TXCLKCTRL (0x048000B0) +#define META_CR_TXCLKCTRL_ALL_ON (0x55111111) +#define META_CR_TXCLKCTRL_ALL_AUTO (0xAA222222) + +#define META_CR_MMCU_LOCAL_EBCTRL (0x04830600) +#define META_CR_MMCU_LOCAL_EBCTRL_ICWIN (0x3 << 14) +#define META_CR_MMCU_LOCAL_EBCTRL_DCWIN (0x3 << 6) +#define META_CR_SYSC_DCPART(n) (0x04830200 + (n) * 0x8) +#define META_CR_SYSC_DCPARTX_CACHED_WRITE_ENABLE (0x1 << 31) +#define META_CR_SYSC_ICPART(n) (0x04830220 + (n) * 0x8) +#define META_CR_SYSC_XCPARTX_LOCAL_ADDR_OFFSET_TOP_HALF (0x8 << 16) +#define META_CR_SYSC_XCPARTX_LOCAL_ADDR_FULL_CACHE (0xF) +#define META_CR_SYSC_XCPARTX_LOCAL_ADDR_HALF_CACHE (0x7) +#define META_CR_MMCU_DCACHE_CTRL (0x04830018) +#define META_CR_MMCU_ICACHE_CTRL (0x04830020) +#define META_CR_MMCU_XCACHE_CTRL_CACHE_HITS_EN (0x1) + +/* + ****************************************************************************** + * META LDR Format + ****************************************************************************** + */ +/* Block header structure. */ +struct rogue_meta_ldr_block_hdr { + u32 dev_id; + u32 sl_code; + u32 sl_data; + u16 pc_ctrl; + u16 crc; +}; + +/* High level data stream block structure. */ +struct rogue_meta_ldr_l1_data_blk { + u16 cmd; + u16 length; + u32 next; + u32 cmd_data[4]; +}; + +/* High level data stream block structure. */ +struct rogue_meta_ldr_l2_data_blk { + u16 tag; + u16 length; + u32 block_data[4]; +}; + +/* Config command structure. */ +struct rogue_meta_ldr_cfg_blk { + u32 type; + u32 block_data[4]; +}; + +/* Block type definitions */ +#define ROGUE_META_LDR_COMMENT_TYPE_MASK (0x0010U) +#define ROGUE_META_LDR_BLK_IS_COMMENT(x) (((x) & ROGUE_META_LDR_COMMENT_TYPE_MASK) != 0U) + +/* + * Command definitions + * Value Name Description + * 0 LoadMem Load memory with binary data. + * 1 LoadCore Load a set of core registers. + * 2 LoadMMReg Load a set of memory mapped registers. + * 3 StartThreads Set each thread PC and SP, then enable threads. + * 4 ZeroMem Zeros a memory region. + * 5 Config Perform a configuration command. + */ +#define ROGUE_META_LDR_CMD_MASK (0x000FU) + +#define ROGUE_META_LDR_CMD_LOADMEM (0x0000U) +#define ROGUE_META_LDR_CMD_LOADCORE (0x0001U) +#define ROGUE_META_LDR_CMD_LOADMMREG (0x0002U) +#define ROGUE_META_LDR_CMD_START_THREADS (0x0003U) +#define ROGUE_META_LDR_CMD_ZEROMEM (0x0004U) +#define ROGUE_META_LDR_CMD_CONFIG (0x0005U) + +/* + * Config Command definitions + * Value Name Description + * 0 Pause Pause for x times 100 instructions + * 1 Read Read a value from register - No value return needed. + * Utilises effects of issuing reads to certain registers + * 2 Write Write to mem location + * 3 MemSet Set mem to value + * 4 MemCheck check mem for specific value. + */ +#define ROGUE_META_LDR_CFG_PAUSE (0x0000) +#define ROGUE_META_LDR_CFG_READ (0x0001) +#define ROGUE_META_LDR_CFG_WRITE (0x0002) +#define ROGUE_META_LDR_CFG_MEMSET (0x0003) +#define ROGUE_META_LDR_CFG_MEMCHECK (0x0004) + +/* + ****************************************************************************** + * ROGUE FW segmented MMU definitions + ****************************************************************************** + */ +/* All threads can access the segment. */ +#define ROGUE_FW_SEGMMU_ALLTHRS (0xf << 8U) +/* Writable. */ +#define ROGUE_FW_SEGMMU_WRITEABLE (0x1U << 1U) +/* All threads can access and writable. */ +#define ROGUE_FW_SEGMMU_ALLTHRS_WRITEABLE \ + (ROGUE_FW_SEGMMU_ALLTHRS | ROGUE_FW_SEGMMU_WRITEABLE) + +/* Direct map region 10 used for mapping GPU memory - max 8MB. */ +#define ROGUE_FW_SEGMMU_DMAP_GPU_ID (10U) +#define ROGUE_FW_SEGMMU_DMAP_GPU_ADDR_START (0x07000000U) +#define ROGUE_FW_SEGMMU_DMAP_GPU_MAX_SIZE (0x00800000U) + +/* Segment IDs. */ +#define ROGUE_FW_SEGMMU_DATA_ID (1U) +#define ROGUE_FW_SEGMMU_BOOTLDR_ID (2U) +#define ROGUE_FW_SEGMMU_TEXT_ID (ROGUE_FW_SEGMMU_BOOTLDR_ID) + +/* + * SLC caching strategy in S7 and volcanic is emitted through the segment MMU. + * All the segments configured through the macro ROGUE_FW_SEGMMU_OUTADDR_TOP are + * CACHED in the SLC. + * The interface has been kept the same to simplify the code changes. + * The bifdm argument is ignored (no longer relevant) in S7 and volcanic. + */ +#define ROGUE_FW_SEGMMU_OUTADDR_TOP_VIVT_SLC(pers, slc_policy, mmu_ctx) \ + ((((u64)((pers) & 0x3)) << 52) | (((u64)((mmu_ctx) & 0xFF)) << 44) | \ + (((u64)((slc_policy) & 0x1)) << 40)) +#define ROGUE_FW_SEGMMU_OUTADDR_TOP_VIVT_SLC_CACHED(mmu_ctx) \ + ROGUE_FW_SEGMMU_OUTADDR_TOP_VIVT_SLC(0x3, 0x0, mmu_ctx) +#define ROGUE_FW_SEGMMU_OUTADDR_TOP_VIVT_SLC_UNCACHED(mmu_ctx) \ + ROGUE_FW_SEGMMU_OUTADDR_TOP_VIVT_SLC(0x0, 0x1, mmu_ctx) + +/* + * To configure the Page Catalog and BIF-DM fed into the BIF for Garten + * accesses through this segment. + */ +#define ROGUE_FW_SEGMMU_OUTADDR_TOP_SLC(pc, bifdm) \ + (((u64)((u64)(pc) & 0xFU) << 44U) | ((u64)((u64)(bifdm) & 0xFU) << 40U)) + +#define ROGUE_FW_SEGMMU_META_BIFDM_ID (0x7U) + +/* META segments have 4kB minimum size. */ +#define ROGUE_FW_SEGMMU_ALIGN (0x1000U) + +/* Segmented MMU registers (n = segment id). */ +#define META_CR_MMCU_SEGMENT_N_BASE(n) (0x04850000U + ((n) * 0x10U)) +#define META_CR_MMCU_SEGMENT_N_LIMIT(n) (0x04850004U + ((n) * 0x10U)) +#define META_CR_MMCU_SEGMENT_N_OUTA0(n) (0x04850008U + ((n) * 0x10U)) +#define META_CR_MMCU_SEGMENT_N_OUTA1(n) (0x0485000CU + ((n) * 0x10U)) + +/* + * The following defines must be recalculated if the Meta MMU segments used + * to access Host-FW data are changed + * Current combinations are: + * - SLC uncached, META cached, FW base address 0x70000000 + * - SLC uncached, META uncached, FW base address 0xF0000000 + * - SLC cached, META cached, FW base address 0x10000000 + * - SLC cached, META uncached, FW base address 0x90000000 + */ +#define ROGUE_FW_SEGMMU_DATA_BASE_ADDRESS (0x10000000U) +#define ROGUE_FW_SEGMMU_DATA_META_CACHED (0x0U) +#define ROGUE_FW_SEGMMU_DATA_META_UNCACHED (META_MEM_GLOBAL_RANGE_BIT) +#define ROGUE_FW_SEGMMU_DATA_META_CACHE_MASK (META_MEM_GLOBAL_RANGE_BIT) +/* + * For non-VIVT SLCs the cacheability of the FW data in the SLC is selected in + * the PTEs for the FW data, not in the Meta Segment MMU, which means these + * defines have no real effect in those cases. + */ +#define ROGUE_FW_SEGMMU_DATA_VIVT_SLC_CACHED (0x0U) +#define ROGUE_FW_SEGMMU_DATA_VIVT_SLC_UNCACHED (0x60000000U) +#define ROGUE_FW_SEGMMU_DATA_VIVT_SLC_CACHE_MASK (0x60000000U) + +/* + ****************************************************************************** + * ROGUE FW Bootloader defaults + ****************************************************************************** + */ +#define ROGUE_FW_BOOTLDR_META_ADDR (0x40000000U) +#define ROGUE_FW_BOOTLDR_DEVV_ADDR_0 (0xC0000000U) +#define ROGUE_FW_BOOTLDR_DEVV_ADDR_1 (0x000000E1) +#define ROGUE_FW_BOOTLDR_DEVV_ADDR \ + ((((u64)ROGUE_FW_BOOTLDR_DEVV_ADDR_1) << 32) | \ + ROGUE_FW_BOOTLDR_DEVV_ADDR_0) +#define ROGUE_FW_BOOTLDR_LIMIT (0x1FFFF000) +#define ROGUE_FW_MAX_BOOTLDR_OFFSET (0x1000) + +/* Bootloader configuration offset is in dwords (512 bytes) */ +#define ROGUE_FW_BOOTLDR_CONF_OFFSET (0x80) + +/* + ****************************************************************************** + * ROGUE META Stack + ****************************************************************************** + */ +#define ROGUE_META_STACK_SIZE (0x1000U) + +/* + ****************************************************************************** + * ROGUE META Core memory + ****************************************************************************** + */ +/* Code and data both map to the same physical memory. */ +#define ROGUE_META_COREMEM_CODE_ADDR (0x80000000U) +#define ROGUE_META_COREMEM_DATA_ADDR (0x82000000U) +#define ROGUE_META_COREMEM_OFFSET_MASK (0x01ffffffU) + +#define ROGUE_META_IS_COREMEM_CODE(a, b) \ + ({ \ + u32 _a = (a), _b = (b); \ + ((_a) >= ROGUE_META_COREMEM_CODE_ADDR) && \ + ((_a) < (ROGUE_META_COREMEM_CODE_ADDR + (_b))); \ + }) +#define ROGUE_META_IS_COREMEM_DATA(a, b) \ + ({ \ + u32 _a = (a), _b = (b); \ + ((_a) >= ROGUE_META_COREMEM_DATA_ADDR) && \ + ((_a) < (ROGUE_META_COREMEM_DATA_ADDR + (_b))); \ + }) +/* + ****************************************************************************** + * 2nd thread + ****************************************************************************** + */ +#define ROGUE_FW_THR1_PC (0x18930000) +#define ROGUE_FW_THR1_SP (0x78890000) + +/* + ****************************************************************************** + * META compatibility + ****************************************************************************** + */ + +#define META_CR_CORE_ID (0x04831000) +#define META_CR_CORE_ID_VER_SHIFT (16U) +#define META_CR_CORE_ID_VER_CLRMSK (0XFF00FFFFU) + +#define ROGUE_CR_META_MTP218_CORE_ID_VALUE 0x19 +#define ROGUE_CR_META_MTP219_CORE_ID_VALUE 0x1E +#define ROGUE_CR_META_LTP218_CORE_ID_VALUE 0x1C +#define ROGUE_CR_META_LTP217_CORE_ID_VALUE 0x1F + +#define ROGUE_FW_PROCESSOR_META "META" + +#endif /* PVR_ROGUE_META_H */ |