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-rw-r--r--plat/intel/soc/common/socfpga_sip_svc.c1131
1 files changed, 1131 insertions, 0 deletions
diff --git a/plat/intel/soc/common/socfpga_sip_svc.c b/plat/intel/soc/common/socfpga_sip_svc.c
new file mode 100644
index 0000000..f079349
--- /dev/null
+++ b/plat/intel/soc/common/socfpga_sip_svc.c
@@ -0,0 +1,1131 @@
+/*
+ * Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <lib/mmio.h>
+#include <tools_share/uuid.h>
+
+#include "socfpga_fcs.h"
+#include "socfpga_mailbox.h"
+#include "socfpga_reset_manager.h"
+#include "socfpga_sip_svc.h"
+
+
+/* Total buffer the driver can hold */
+#define FPGA_CONFIG_BUFFER_SIZE 4
+
+static config_type request_type = NO_REQUEST;
+static int current_block, current_buffer;
+static int read_block, max_blocks;
+static uint32_t send_id, rcv_id;
+static uint32_t bytes_per_block, blocks_submitted;
+static bool bridge_disable;
+
+/* RSU static variables */
+static uint32_t rsu_dcmf_ver[4] = {0};
+static uint16_t rsu_dcmf_stat[4] = {0};
+static uint32_t rsu_max_retry;
+
+/* SiP Service UUID */
+DEFINE_SVC_UUID2(intl_svc_uid,
+ 0xa85273b0, 0xe85a, 0x4862, 0xa6, 0x2a,
+ 0xfa, 0x88, 0x88, 0x17, 0x68, 0x81);
+
+static uint64_t socfpga_sip_handler(uint32_t smc_fid,
+ uint64_t x1,
+ uint64_t x2,
+ uint64_t x3,
+ uint64_t x4,
+ void *cookie,
+ void *handle,
+ uint64_t flags)
+{
+ ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+ SMC_RET1(handle, SMC_UNK);
+}
+
+struct fpga_config_info fpga_config_buffers[FPGA_CONFIG_BUFFER_SIZE];
+
+static int intel_fpga_sdm_write_buffer(struct fpga_config_info *buffer)
+{
+ uint32_t args[3];
+
+ while (max_blocks > 0 && buffer->size > buffer->size_written) {
+ args[0] = (1<<8);
+ args[1] = buffer->addr + buffer->size_written;
+ if (buffer->size - buffer->size_written <= bytes_per_block) {
+ args[2] = buffer->size - buffer->size_written;
+ current_buffer++;
+ current_buffer %= FPGA_CONFIG_BUFFER_SIZE;
+ } else {
+ args[2] = bytes_per_block;
+ }
+
+ buffer->size_written += args[2];
+ mailbox_send_cmd_async(&send_id, MBOX_RECONFIG_DATA, args,
+ 3U, CMD_INDIRECT);
+
+ buffer->subblocks_sent++;
+ max_blocks--;
+ }
+
+ return !max_blocks;
+}
+
+static int intel_fpga_sdm_write_all(void)
+{
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (intel_fpga_sdm_write_buffer(
+ &fpga_config_buffers[current_buffer])) {
+ break;
+ }
+ }
+ return 0;
+}
+
+static uint32_t intel_mailbox_fpga_config_isdone(void)
+{
+ uint32_t ret;
+
+ switch (request_type) {
+ case RECONFIGURATION:
+ ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
+ true);
+ break;
+ case BITSTREAM_AUTH:
+ ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
+ false);
+ break;
+ default:
+ ret = intel_mailbox_get_config_status(MBOX_CONFIG_STATUS,
+ false);
+ break;
+ }
+
+ if (ret != 0U) {
+ if (ret == MBOX_CFGSTAT_STATE_CONFIG) {
+ return INTEL_SIP_SMC_STATUS_BUSY;
+ } else {
+ request_type = NO_REQUEST;
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+ }
+
+ if (bridge_disable != 0U) {
+ socfpga_bridges_enable(~0); /* Enable bridge */
+ bridge_disable = false;
+ }
+ request_type = NO_REQUEST;
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static int mark_last_buffer_xfer_completed(uint32_t *buffer_addr_completed)
+{
+ int i;
+
+ for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (fpga_config_buffers[i].block_number == current_block) {
+ fpga_config_buffers[i].subblocks_sent--;
+ if (fpga_config_buffers[i].subblocks_sent == 0
+ && fpga_config_buffers[i].size <=
+ fpga_config_buffers[i].size_written) {
+ fpga_config_buffers[i].write_requested = 0;
+ current_block++;
+ *buffer_addr_completed =
+ fpga_config_buffers[i].addr;
+ return 0;
+ }
+ }
+ }
+
+ return -1;
+}
+
+static int intel_fpga_config_completed_write(uint32_t *completed_addr,
+ uint32_t *count, uint32_t *job_id)
+{
+ uint32_t resp[5];
+ unsigned int resp_len = ARRAY_SIZE(resp);
+ int status = INTEL_SIP_SMC_STATUS_OK;
+ int all_completed = 1;
+ *count = 0;
+
+ while (*count < 3) {
+
+ status = mailbox_read_response(job_id,
+ resp, &resp_len);
+
+ if (status < 0) {
+ break;
+ }
+
+ max_blocks++;
+
+ if (mark_last_buffer_xfer_completed(
+ &completed_addr[*count]) == 0) {
+ *count = *count + 1;
+ } else {
+ break;
+ }
+ }
+
+ if (*count <= 0) {
+ if (status != MBOX_NO_RESPONSE &&
+ status != MBOX_TIMEOUT && resp_len != 0) {
+ mailbox_clear_response();
+ request_type = NO_REQUEST;
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ *count = 0;
+ }
+
+ intel_fpga_sdm_write_all();
+
+ if (*count > 0) {
+ status = INTEL_SIP_SMC_STATUS_OK;
+ } else if (*count == 0) {
+ status = INTEL_SIP_SMC_STATUS_BUSY;
+ }
+
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (fpga_config_buffers[i].write_requested != 0) {
+ all_completed = 0;
+ break;
+ }
+ }
+
+ if (all_completed == 1) {
+ return INTEL_SIP_SMC_STATUS_OK;
+ }
+
+ return status;
+}
+
+static int intel_fpga_config_start(uint32_t flag)
+{
+ uint32_t argument = 0x1;
+ uint32_t response[3];
+ int status = 0;
+ unsigned int size = 0;
+ unsigned int resp_len = ARRAY_SIZE(response);
+
+ request_type = RECONFIGURATION;
+
+ if (!CONFIG_TEST_FLAG(flag, PARTIAL_CONFIG)) {
+ bridge_disable = true;
+ }
+
+ if (CONFIG_TEST_FLAG(flag, AUTHENTICATION)) {
+ size = 1;
+ bridge_disable = false;
+ request_type = BITSTREAM_AUTH;
+ }
+
+ mailbox_clear_response();
+
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_CANCEL, NULL, 0U,
+ CMD_CASUAL, NULL, NULL);
+
+ status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_RECONFIG, &argument, size,
+ CMD_CASUAL, response, &resp_len);
+
+ if (status < 0) {
+ bridge_disable = false;
+ request_type = NO_REQUEST;
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ max_blocks = response[0];
+ bytes_per_block = response[1];
+
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ fpga_config_buffers[i].size = 0;
+ fpga_config_buffers[i].size_written = 0;
+ fpga_config_buffers[i].addr = 0;
+ fpga_config_buffers[i].write_requested = 0;
+ fpga_config_buffers[i].block_number = 0;
+ fpga_config_buffers[i].subblocks_sent = 0;
+ }
+
+ blocks_submitted = 0;
+ current_block = 0;
+ read_block = 0;
+ current_buffer = 0;
+
+ /* Disable bridge on full reconfiguration */
+ if (bridge_disable) {
+ socfpga_bridges_disable(~0);
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static bool is_fpga_config_buffer_full(void)
+{
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (!fpga_config_buffers[i].write_requested) {
+ return false;
+ }
+ }
+ return true;
+}
+
+bool is_address_in_ddr_range(uint64_t addr, uint64_t size)
+{
+ if (!addr && !size) {
+ return true;
+ }
+ if (size > (UINT64_MAX - addr)) {
+ return false;
+ }
+ if (addr < BL31_LIMIT) {
+ return false;
+ }
+ if (addr + size > DRAM_BASE + DRAM_SIZE) {
+ return false;
+ }
+
+ return true;
+}
+
+static uint32_t intel_fpga_config_write(uint64_t mem, uint64_t size)
+{
+ int i;
+
+ intel_fpga_sdm_write_all();
+
+ if (!is_address_in_ddr_range(mem, size) ||
+ is_fpga_config_buffer_full()) {
+ return INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ int j = (i + current_buffer) % FPGA_CONFIG_BUFFER_SIZE;
+
+ if (!fpga_config_buffers[j].write_requested) {
+ fpga_config_buffers[j].addr = mem;
+ fpga_config_buffers[j].size = size;
+ fpga_config_buffers[j].size_written = 0;
+ fpga_config_buffers[j].write_requested = 1;
+ fpga_config_buffers[j].block_number =
+ blocks_submitted++;
+ fpga_config_buffers[j].subblocks_sent = 0;
+ break;
+ }
+ }
+
+ if (is_fpga_config_buffer_full()) {
+ return INTEL_SIP_SMC_STATUS_BUSY;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static int is_out_of_sec_range(uint64_t reg_addr)
+{
+#if DEBUG
+ return 0;
+#endif
+
+ switch (reg_addr) {
+ case(0xF8011100): /* ECCCTRL1 */
+ case(0xF8011104): /* ECCCTRL2 */
+ case(0xF8011110): /* ERRINTEN */
+ case(0xF8011114): /* ERRINTENS */
+ case(0xF8011118): /* ERRINTENR */
+ case(0xF801111C): /* INTMODE */
+ case(0xF8011120): /* INTSTAT */
+ case(0xF8011124): /* DIAGINTTEST */
+ case(0xF801112C): /* DERRADDRA */
+ case(0xFFD12028): /* SDMMCGRP_CTRL */
+ case(0xFFD12044): /* EMAC0 */
+ case(0xFFD12048): /* EMAC1 */
+ case(0xFFD1204C): /* EMAC2 */
+ case(0xFFD12090): /* ECC_INT_MASK_VALUE */
+ case(0xFFD12094): /* ECC_INT_MASK_SET */
+ case(0xFFD12098): /* ECC_INT_MASK_CLEAR */
+ case(0xFFD1209C): /* ECC_INTSTATUS_SERR */
+ case(0xFFD120A0): /* ECC_INTSTATUS_DERR */
+ case(0xFFD120C0): /* NOC_TIMEOUT */
+ case(0xFFD120C4): /* NOC_IDLEREQ_SET */
+ case(0xFFD120C8): /* NOC_IDLEREQ_CLR */
+ case(0xFFD120D0): /* NOC_IDLEACK */
+ case(0xFFD120D4): /* NOC_IDLESTATUS */
+ case(0xFFD12200): /* BOOT_SCRATCH_COLD0 */
+ case(0xFFD12204): /* BOOT_SCRATCH_COLD1 */
+ case(0xFFD12220): /* BOOT_SCRATCH_COLD8 */
+ case(0xFFD12224): /* BOOT_SCRATCH_COLD9 */
+ return 0;
+
+ default:
+ break;
+ }
+
+ return -1;
+}
+
+/* Secure register access */
+uint32_t intel_secure_reg_read(uint64_t reg_addr, uint32_t *retval)
+{
+ if (is_out_of_sec_range(reg_addr)) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ *retval = mmio_read_32(reg_addr);
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+uint32_t intel_secure_reg_write(uint64_t reg_addr, uint32_t val,
+ uint32_t *retval)
+{
+ if (is_out_of_sec_range(reg_addr)) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ mmio_write_32(reg_addr, val);
+
+ return intel_secure_reg_read(reg_addr, retval);
+}
+
+uint32_t intel_secure_reg_update(uint64_t reg_addr, uint32_t mask,
+ uint32_t val, uint32_t *retval)
+{
+ if (!intel_secure_reg_read(reg_addr, retval)) {
+ *retval &= ~mask;
+ *retval |= val & mask;
+ return intel_secure_reg_write(reg_addr, *retval, retval);
+ }
+
+ return INTEL_SIP_SMC_STATUS_ERROR;
+}
+
+/* Intel Remote System Update (RSU) services */
+uint64_t intel_rsu_update_address;
+
+static uint32_t intel_rsu_status(uint64_t *respbuf, unsigned int respbuf_sz)
+{
+ if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
+ return INTEL_SIP_SMC_RSU_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_rsu_update(uint64_t update_address)
+{
+ intel_rsu_update_address = update_address;
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_rsu_notify(uint32_t execution_stage)
+{
+ if (mailbox_hps_stage_notify(execution_stage) < 0) {
+ return INTEL_SIP_SMC_RSU_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_rsu_retry_counter(uint32_t *respbuf, uint32_t respbuf_sz,
+ uint32_t *ret_stat)
+{
+ if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
+ return INTEL_SIP_SMC_RSU_ERROR;
+ }
+
+ *ret_stat = respbuf[8];
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_rsu_copy_dcmf_version(uint64_t dcmf_ver_1_0,
+ uint64_t dcmf_ver_3_2)
+{
+ rsu_dcmf_ver[0] = dcmf_ver_1_0;
+ rsu_dcmf_ver[1] = dcmf_ver_1_0 >> 32;
+ rsu_dcmf_ver[2] = dcmf_ver_3_2;
+ rsu_dcmf_ver[3] = dcmf_ver_3_2 >> 32;
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_rsu_copy_dcmf_status(uint64_t dcmf_stat)
+{
+ rsu_dcmf_stat[0] = 0xFFFF & (dcmf_stat >> (0 * 16));
+ rsu_dcmf_stat[1] = 0xFFFF & (dcmf_stat >> (1 * 16));
+ rsu_dcmf_stat[2] = 0xFFFF & (dcmf_stat >> (2 * 16));
+ rsu_dcmf_stat[3] = 0xFFFF & (dcmf_stat >> (3 * 16));
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+/* Intel HWMON services */
+static uint32_t intel_hwmon_readtemp(uint32_t chan, uint32_t *retval)
+{
+ if (chan > TEMP_CHANNEL_MAX) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ if (mailbox_hwmon_readtemp(chan, retval) < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_hwmon_readvolt(uint32_t chan, uint32_t *retval)
+{
+ if (chan > VOLT_CHANNEL_MAX) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ if (mailbox_hwmon_readvolt(chan, retval) < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+/* Mailbox services */
+static uint32_t intel_smc_fw_version(uint32_t *fw_version)
+{
+ int status;
+ unsigned int resp_len = CONFIG_STATUS_WORD_SIZE;
+ uint32_t resp_data[CONFIG_STATUS_WORD_SIZE] = {0U};
+
+ status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CONFIG_STATUS, NULL, 0U,
+ CMD_CASUAL, resp_data, &resp_len);
+
+ if (status < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ if (resp_len <= CONFIG_STATUS_FW_VER_OFFSET) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ *fw_version = resp_data[CONFIG_STATUS_FW_VER_OFFSET] & CONFIG_STATUS_FW_VER_MASK;
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static uint32_t intel_mbox_send_cmd(uint32_t cmd, uint32_t *args,
+ unsigned int len, uint32_t urgent, uint64_t response,
+ unsigned int resp_len, int *mbox_status,
+ unsigned int *len_in_resp)
+{
+ *len_in_resp = 0;
+ *mbox_status = GENERIC_RESPONSE_ERROR;
+
+ if (!is_address_in_ddr_range((uint64_t)args, sizeof(uint32_t) * len)) {
+ return INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ int status = mailbox_send_cmd(MBOX_JOB_ID, cmd, args, len, urgent,
+ (uint32_t *) response, &resp_len);
+
+ if (status < 0) {
+ *mbox_status = -status;
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ *mbox_status = 0;
+ *len_in_resp = resp_len;
+
+ flush_dcache_range(response, resp_len * MBOX_WORD_BYTE);
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+static int intel_smc_get_usercode(uint32_t *user_code)
+{
+ int status;
+ unsigned int resp_len = sizeof(user_code) / MBOX_WORD_BYTE;
+
+ status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_GET_USERCODE, NULL,
+ 0U, CMD_CASUAL, user_code, &resp_len);
+
+ if (status < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+uint32_t intel_smc_service_completed(uint64_t addr, uint32_t size,
+ uint32_t mode, uint32_t *job_id,
+ uint32_t *ret_size, uint32_t *mbox_error)
+{
+ int status = 0;
+ uint32_t resp_len = size / MBOX_WORD_BYTE;
+
+ if (resp_len > MBOX_DATA_MAX_LEN) {
+ return INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ if (!is_address_in_ddr_range(addr, size)) {
+ return INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ if (mode == SERVICE_COMPLETED_MODE_ASYNC) {
+ status = mailbox_read_response_async(job_id,
+ NULL, (uint32_t *) addr, &resp_len, 0);
+ } else {
+ status = mailbox_read_response(job_id,
+ (uint32_t *) addr, &resp_len);
+
+ if (status == MBOX_NO_RESPONSE) {
+ status = MBOX_BUSY;
+ }
+ }
+
+ if (status == MBOX_NO_RESPONSE) {
+ return INTEL_SIP_SMC_STATUS_NO_RESPONSE;
+ }
+
+ if (status == MBOX_BUSY) {
+ return INTEL_SIP_SMC_STATUS_BUSY;
+ }
+
+ *ret_size = resp_len * MBOX_WORD_BYTE;
+ flush_dcache_range(addr, *ret_size);
+
+ if (status != MBOX_RET_OK) {
+ *mbox_error = -status;
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+/* Miscellaneous HPS services */
+uint32_t intel_hps_set_bridges(uint64_t enable, uint64_t mask)
+{
+ int status = 0;
+
+ if ((enable & SOCFPGA_BRIDGE_ENABLE) != 0U) {
+ if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
+ status = socfpga_bridges_enable((uint32_t)mask);
+ } else {
+ status = socfpga_bridges_enable(~0);
+ }
+ } else {
+ if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
+ status = socfpga_bridges_disable((uint32_t)mask);
+ } else {
+ status = socfpga_bridges_disable(~0);
+ }
+ }
+
+ if (status < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
+/*
+ * This function is responsible for handling all SiP calls from the NS world
+ */
+
+uintptr_t sip_smc_handler_v1(uint32_t smc_fid,
+ u_register_t x1,
+ u_register_t x2,
+ u_register_t x3,
+ u_register_t x4,
+ void *cookie,
+ void *handle,
+ u_register_t flags)
+{
+ uint32_t retval = 0, completed_addr[3];
+ uint32_t retval2 = 0;
+ uint32_t mbox_error = 0;
+ uint64_t retval64, rsu_respbuf[9];
+ int status = INTEL_SIP_SMC_STATUS_OK;
+ int mbox_status;
+ unsigned int len_in_resp;
+ u_register_t x5, x6, x7;
+
+ switch (smc_fid) {
+ case SIP_SVC_UID:
+ /* Return UID to the caller */
+ SMC_UUID_RET(handle, intl_svc_uid);
+
+ case INTEL_SIP_SMC_FPGA_CONFIG_ISDONE:
+ status = intel_mailbox_fpga_config_isdone();
+ SMC_RET4(handle, status, 0, 0, 0);
+
+ case INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM:
+ SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
+ INTEL_SIP_SMC_FPGA_CONFIG_ADDR,
+ INTEL_SIP_SMC_FPGA_CONFIG_SIZE -
+ INTEL_SIP_SMC_FPGA_CONFIG_ADDR);
+
+ case INTEL_SIP_SMC_FPGA_CONFIG_START:
+ status = intel_fpga_config_start(x1);
+ SMC_RET4(handle, status, 0, 0, 0);
+
+ case INTEL_SIP_SMC_FPGA_CONFIG_WRITE:
+ status = intel_fpga_config_write(x1, x2);
+ SMC_RET4(handle, status, 0, 0, 0);
+
+ case INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE:
+ status = intel_fpga_config_completed_write(completed_addr,
+ &retval, &rcv_id);
+ switch (retval) {
+ case 1:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0], 0, 0);
+
+ case 2:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0],
+ completed_addr[1], 0);
+
+ case 3:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0],
+ completed_addr[1],
+ completed_addr[2]);
+
+ case 0:
+ SMC_RET4(handle, status, 0, 0, 0);
+
+ default:
+ mailbox_clear_response();
+ SMC_RET1(handle, INTEL_SIP_SMC_STATUS_ERROR);
+ }
+
+ case INTEL_SIP_SMC_REG_READ:
+ status = intel_secure_reg_read(x1, &retval);
+ SMC_RET3(handle, status, retval, x1);
+
+ case INTEL_SIP_SMC_REG_WRITE:
+ status = intel_secure_reg_write(x1, (uint32_t)x2, &retval);
+ SMC_RET3(handle, status, retval, x1);
+
+ case INTEL_SIP_SMC_REG_UPDATE:
+ status = intel_secure_reg_update(x1, (uint32_t)x2,
+ (uint32_t)x3, &retval);
+ SMC_RET3(handle, status, retval, x1);
+
+ case INTEL_SIP_SMC_RSU_STATUS:
+ status = intel_rsu_status(rsu_respbuf,
+ ARRAY_SIZE(rsu_respbuf));
+ if (status) {
+ SMC_RET1(handle, status);
+ } else {
+ SMC_RET4(handle, rsu_respbuf[0], rsu_respbuf[1],
+ rsu_respbuf[2], rsu_respbuf[3]);
+ }
+
+ case INTEL_SIP_SMC_RSU_UPDATE:
+ status = intel_rsu_update(x1);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_RSU_NOTIFY:
+ status = intel_rsu_notify(x1);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_RSU_RETRY_COUNTER:
+ status = intel_rsu_retry_counter((uint32_t *)rsu_respbuf,
+ ARRAY_SIZE(rsu_respbuf), &retval);
+ if (status) {
+ SMC_RET1(handle, status);
+ } else {
+ SMC_RET2(handle, status, retval);
+ }
+
+ case INTEL_SIP_SMC_RSU_DCMF_VERSION:
+ SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
+ ((uint64_t)rsu_dcmf_ver[1] << 32) | rsu_dcmf_ver[0],
+ ((uint64_t)rsu_dcmf_ver[3] << 32) | rsu_dcmf_ver[2]);
+
+ case INTEL_SIP_SMC_RSU_COPY_DCMF_VERSION:
+ status = intel_rsu_copy_dcmf_version(x1, x2);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_RSU_DCMF_STATUS:
+ SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK,
+ ((uint64_t)rsu_dcmf_stat[3] << 48) |
+ ((uint64_t)rsu_dcmf_stat[2] << 32) |
+ ((uint64_t)rsu_dcmf_stat[1] << 16) |
+ rsu_dcmf_stat[0]);
+
+ case INTEL_SIP_SMC_RSU_COPY_DCMF_STATUS:
+ status = intel_rsu_copy_dcmf_status(x1);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_RSU_MAX_RETRY:
+ SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK, rsu_max_retry);
+
+ case INTEL_SIP_SMC_RSU_COPY_MAX_RETRY:
+ rsu_max_retry = x1;
+ SMC_RET1(handle, INTEL_SIP_SMC_STATUS_OK);
+
+ case INTEL_SIP_SMC_ECC_DBE:
+ status = intel_ecc_dbe_notification(x1);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_SERVICE_COMPLETED:
+ status = intel_smc_service_completed(x1, x2, x3, &rcv_id,
+ &len_in_resp, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x1, len_in_resp);
+
+ case INTEL_SIP_SMC_FIRMWARE_VERSION:
+ status = intel_smc_fw_version(&retval);
+ SMC_RET2(handle, status, retval);
+
+ case INTEL_SIP_SMC_MBOX_SEND_CMD:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_mbox_send_cmd(x1, (uint32_t *)x2, x3, x4, x5, x6,
+ &mbox_status, &len_in_resp);
+ SMC_RET3(handle, status, mbox_status, len_in_resp);
+
+ case INTEL_SIP_SMC_GET_USERCODE:
+ status = intel_smc_get_usercode(&retval);
+ SMC_RET2(handle, status, retval);
+
+ case INTEL_SIP_SMC_FCS_CRYPTION:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+
+ if (x1 == FCS_MODE_DECRYPT) {
+ status = intel_fcs_decryption(x2, x3, x4, x5, &send_id);
+ } else if (x1 == FCS_MODE_ENCRYPT) {
+ status = intel_fcs_encryption(x2, x3, x4, x5, &send_id);
+ } else {
+ status = INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ SMC_RET3(handle, status, x4, x5);
+
+ case INTEL_SIP_SMC_FCS_CRYPTION_EXT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
+
+ if (x3 == FCS_MODE_DECRYPT) {
+ status = intel_fcs_decryption_ext(x1, x2, x4, x5, x6,
+ (uint32_t *) &x7, &mbox_error);
+ } else if (x3 == FCS_MODE_ENCRYPT) {
+ status = intel_fcs_encryption_ext(x1, x2, x4, x5, x6,
+ (uint32_t *) &x7, &mbox_error);
+ } else {
+ status = INTEL_SIP_SMC_STATUS_REJECTED;
+ }
+
+ SMC_RET4(handle, status, mbox_error, x6, x7);
+
+ case INTEL_SIP_SMC_FCS_RANDOM_NUMBER:
+ status = intel_fcs_random_number_gen(x1, &retval64,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x1, retval64);
+
+ case INTEL_SIP_SMC_FCS_RANDOM_NUMBER_EXT:
+ status = intel_fcs_random_number_gen_ext(x1, x2, x3,
+ &send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_FCS_SEND_CERTIFICATE:
+ status = intel_fcs_send_cert(x1, x2, &send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_FCS_GET_PROVISION_DATA:
+ status = intel_fcs_get_provision_data(&send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_FCS_CNTR_SET_PREAUTH:
+ status = intel_fcs_cntr_set_preauth(x1, x2, x3,
+ &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_HPS_SET_BRIDGES:
+ status = intel_hps_set_bridges(x1, x2);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_HWMON_READTEMP:
+ status = intel_hwmon_readtemp(x1, &retval);
+ SMC_RET2(handle, status, retval);
+
+ case INTEL_SIP_SMC_HWMON_READVOLT:
+ status = intel_hwmon_readvolt(x1, &retval);
+ SMC_RET2(handle, status, retval);
+
+ case INTEL_SIP_SMC_FCS_PSGSIGMA_TEARDOWN:
+ status = intel_fcs_sigma_teardown(x1, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_CHIP_ID:
+ status = intel_fcs_chip_id(&retval, &retval2, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, retval, retval2);
+
+ case INTEL_SIP_SMC_FCS_ATTESTATION_SUBKEY:
+ status = intel_fcs_attestation_subkey(x1, x2, x3,
+ (uint32_t *) &x4, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x3, x4);
+
+ case INTEL_SIP_SMC_FCS_ATTESTATION_MEASUREMENTS:
+ status = intel_fcs_get_measurement(x1, x2, x3,
+ (uint32_t *) &x4, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x3, x4);
+
+ case INTEL_SIP_SMC_FCS_GET_ATTESTATION_CERT:
+ status = intel_fcs_get_attestation_cert(x1, x2,
+ (uint32_t *) &x3, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x2, x3);
+
+ case INTEL_SIP_SMC_FCS_CREATE_CERT_ON_RELOAD:
+ status = intel_fcs_create_cert_on_reload(x1, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_OPEN_CS_SESSION:
+ status = intel_fcs_open_crypto_service_session(&retval, &mbox_error);
+ SMC_RET3(handle, status, mbox_error, retval);
+
+ case INTEL_SIP_SMC_FCS_CLOSE_CS_SESSION:
+ status = intel_fcs_close_crypto_service_session(x1, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_IMPORT_CS_KEY:
+ status = intel_fcs_import_crypto_service_key(x1, x2, &send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_FCS_EXPORT_CS_KEY:
+ status = intel_fcs_export_crypto_service_key(x1, x2, x3,
+ (uint32_t *) &x4, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x3, x4);
+
+ case INTEL_SIP_SMC_FCS_REMOVE_CS_KEY:
+ status = intel_fcs_remove_crypto_service_key(x1, x2,
+ &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_GET_CS_KEY_INFO:
+ status = intel_fcs_get_crypto_service_key_info(x1, x2, x3,
+ (uint32_t *) &x4, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x3, x4);
+
+ case INTEL_SIP_SMC_FCS_GET_DIGEST_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_get_digest_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_GET_DIGEST_UPDATE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_get_digest_update_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, false,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_GET_DIGEST_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_get_digest_update_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, true,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_MAC_VERIFY_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_mac_verify_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_MAC_VERIFY_UPDATE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
+ status = intel_fcs_mac_verify_update_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, x7,
+ false, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_MAC_VERIFY_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
+ status = intel_fcs_mac_verify_update_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, x7,
+ true, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_sha2_data_sign_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_UPDATE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(x1, x2,
+ x3, x4, x5, (uint32_t *) &x6, false,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(x1, x2,
+ x3, x4, x5, (uint32_t *) &x6, true,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_hash_sign_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdsa_hash_sign_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_hash_sig_verify_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdsa_hash_sig_verify_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_sha2_data_sig_verify_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_UPDATE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
+ status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
+ x1, x2, x3, x4, x5, (uint32_t *) &x6,
+ x7, false, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
+ status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
+ x1, x2, x3, x4, x5, (uint32_t *) &x6,
+ x7, true, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdsa_get_pubkey_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_FINALIZE:
+ status = intel_fcs_ecdsa_get_pubkey_finalize(x1, x2, x3,
+ (uint32_t *) &x4, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x3, x4);
+
+ case INTEL_SIP_SMC_FCS_ECDH_REQUEST_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_ecdh_request_init(x1, x2, x3,
+ x4, x5, &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_ECDH_REQUEST_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_ecdh_request_finalize(x1, x2, x3,
+ x4, x5, (uint32_t *) &x6, &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x5, x6);
+
+ case INTEL_SIP_SMC_FCS_AES_CRYPT_INIT:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ status = intel_fcs_aes_crypt_init(x1, x2, x3, x4, x5,
+ &mbox_error);
+ SMC_RET2(handle, status, mbox_error);
+
+ case INTEL_SIP_SMC_FCS_AES_CRYPT_UPDATE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_aes_crypt_update_finalize(x1, x2, x3, x4,
+ x5, x6, false, &send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_FCS_AES_CRYPT_FINALIZE:
+ x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
+ x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
+ status = intel_fcs_aes_crypt_update_finalize(x1, x2, x3, x4,
+ x5, x6, true, &send_id);
+ SMC_RET1(handle, status);
+
+ case INTEL_SIP_SMC_GET_ROM_PATCH_SHA384:
+ status = intel_fcs_get_rom_patch_sha384(x1, &retval64,
+ &mbox_error);
+ SMC_RET4(handle, status, mbox_error, x1, retval64);
+
+ case INTEL_SIP_SMC_SVC_VERSION:
+ SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
+ SIP_SVC_VERSION_MAJOR,
+ SIP_SVC_VERSION_MINOR);
+
+ default:
+ return socfpga_sip_handler(smc_fid, x1, x2, x3, x4,
+ cookie, handle, flags);
+ }
+}
+
+uintptr_t sip_smc_handler(uint32_t smc_fid,
+ u_register_t x1,
+ u_register_t x2,
+ u_register_t x3,
+ u_register_t x4,
+ void *cookie,
+ void *handle,
+ u_register_t flags)
+{
+ uint32_t cmd = smc_fid & INTEL_SIP_SMC_CMD_MASK;
+
+ if (cmd >= INTEL_SIP_SMC_CMD_V2_RANGE_BEGIN &&
+ cmd <= INTEL_SIP_SMC_CMD_V2_RANGE_END) {
+ return sip_smc_handler_v2(smc_fid, x1, x2, x3, x4,
+ cookie, handle, flags);
+ } else {
+ return sip_smc_handler_v1(smc_fid, x1, x2, x3, x4,
+ cookie, handle, flags);
+ }
+}
+
+DECLARE_RT_SVC(
+ socfpga_sip_svc,
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_FAST,
+ NULL,
+ sip_smc_handler
+);
+
+DECLARE_RT_SVC(
+ socfpga_sip_svc_std,
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_YIELD,
+ NULL,
+ sip_smc_handler
+);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-12 09:51:47 +0000