/* SPDX-License-Identifier: GPL-2.0-or-later */ #include #include #include #include #include #include asmlinkage size_t fsp_write_line(uint8_t *buffer, size_t number_of_bytes) { console_write_line(buffer, number_of_bytes); return number_of_bytes; } enum fsp_call_phase { BEFORE_FSP_CALL, AFTER_FSP_CALL, }; static void fsp_gpio_config_check(enum fsp_call_phase phase, const char *call_str) { switch (phase) { case BEFORE_FSP_CALL: printk(BIOS_SPEW, "Snapshot all GPIOs before %s.\n", call_str); gpio_snapshot(); break; case AFTER_FSP_CALL: printk(BIOS_SPEW, "Verify GPIO snapshot after %s...", call_str); printk(BIOS_SPEW, "%zd changes detected!\n", gpio_verify_snapshot()); break; default: break; } } enum fsp_log_level fsp_map_console_log_level(void) { enum fsp_log_level fsp_debug_level; switch (get_log_level()) { case BIOS_EMERG: case BIOS_ALERT: case BIOS_CRIT: case BIOS_ERR: fsp_debug_level = FSP_LOG_LEVEL_ERR; break; case BIOS_WARNING: fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN; break; case BIOS_NOTICE: fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN_INFO; break; case BIOS_INFO: fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN_INFO_EVENT; break; case BIOS_DEBUG: case BIOS_SPEW: fsp_debug_level = FSP_LOG_LEVEL_VERBOSE; break; default: fsp_debug_level = FSP_LOG_LEVEL_DISABLE; break; } if (!CONFIG(DEBUG_RAM_SETUP)) fsp_debug_level = MIN(fsp_debug_level, FSP_LOG_LEVEL_ERR_WARN); return fsp_debug_level; } /*----------- * MemoryInit *----------- */ void fsp_debug_before_memory_init(fsp_memory_init_fn memory_init, const FSPM_UPD *fspm_old_upd, const FSPM_UPD *fspm_new_upd) { display_mtrrs(); /* Display the UPD values */ if (CONFIG(DISPLAY_UPD_DATA)) fspm_display_upd_values(fspm_old_upd, fspm_new_upd); /* Display the call entry point and parameters */ if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) return; printk(BIOS_SPEW, "Calling FspMemoryInit: %p\n", memory_init); printk(BIOS_SPEW, "\t%p: raminit_upd\n", fspm_new_upd); printk(BIOS_SPEW, "\t%p: &hob_list_ptr\n", fsp_get_hob_list_ptr()); } void fsp_debug_after_memory_init(uint32_t status) { if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) printk(BIOS_SPEW, "FspMemoryInit returned 0x%08x\n", status); if (status != FSP_SUCCESS) return; /* Verify that the HOB list pointer was set */ if (fsp_get_hob_list() == NULL) die("ERROR - HOB list pointer was not returned!\n"); /* Display and verify the HOBs */ if (CONFIG(DISPLAY_HOBS)) fsp_display_hobs(); if (CONFIG(VERIFY_HOBS)) fsp_verify_memory_init_hobs(); display_mtrrs(); } /*----------- * SiliconInit *----------- */ void fsp_debug_before_silicon_init(fsp_silicon_init_fn silicon_init, const FSPS_UPD *fsps_old_upd, const FSPS_UPD *fsps_new_upd) { if (CONFIG(CHECK_GPIO_CONFIG_CHANGES)) fsp_gpio_config_check(BEFORE_FSP_CALL, "FSP Silicon Init"); display_mtrrs(); /* Display the UPD values */ if (CONFIG(DISPLAY_UPD_DATA)) soc_display_fsps_upd_params(fsps_old_upd, fsps_new_upd); /* Display the call to FSP SiliconInit */ if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) return; printk(BIOS_SPEW, "Calling FspSiliconInit: %p\n", silicon_init); printk(BIOS_SPEW, "\t%p: upd\n", fsps_new_upd); } void fsp_debug_after_silicon_init(uint32_t status) { if (CONFIG(CHECK_GPIO_CONFIG_CHANGES)) fsp_gpio_config_check(AFTER_FSP_CALL, "FSP Silicon Init"); if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) printk(BIOS_SPEW, "FspSiliconInit returned 0x%08x\n", status); /* Display the HOBs */ if (CONFIG(DISPLAY_HOBS)) fsp_display_hobs(); display_mtrrs(); } /*----------- * FspNotify *----------- */ void fsp_before_debug_notify(fsp_notify_fn notify, const struct fsp_notify_params *notify_params) { if (CONFIG(CHECK_GPIO_CONFIG_CHANGES)) fsp_gpio_config_check(BEFORE_FSP_CALL, "FSP Notify"); /* Display the call to FspNotify */ if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) return; printk(BIOS_SPEW, "0x%08x: notify_params->phase\n", notify_params->phase); printk(BIOS_SPEW, "Calling FspNotify: %p\n", notify); printk(BIOS_SPEW, "\t%p: notify_params\n", notify_params); } void fsp_debug_after_notify(uint32_t status) { if (CONFIG(CHECK_GPIO_CONFIG_CHANGES)) fsp_gpio_config_check(AFTER_FSP_CALL, "FSP Notify"); if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS)) printk(BIOS_SPEW, "FspNotify returned 0x%08x\n", status); /* Display the HOBs */ if (CONFIG(DISPLAY_HOBS)) fsp_display_hobs(); display_mtrrs(); }