/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef ELOG_H_ #define ELOG_H_ #include #define MAX_EVENT_SIZE 0x7F /* End of log */ #define ELOG_TYPE_EOL 0xFF /* * Standard SMBIOS event log types below 0x80 */ #define ELOG_TYPE_UNDEFINED_EVENT 0x00 #define ELOG_TYPE_SINGLE_BIT_ECC_MEM_ERR 0x01 #define ELOG_TYPE_MULTI_BIT_ECC_MEM_ERR 0x02 #define ELOG_TYPE_MEM_PARITY_ERR 0x03 #define ELOG_TYPE_BUS_TIMEOUT 0x04 #define ELOG_TYPE_IO_CHECK 0x05 #define ELOG_TYPE_SW_NMI 0x06 #define ELOG_TYPE_POST_MEM_RESIZE 0x07 #define ELOG_TYPE_POST_ERR 0x08 #define ELOG_TYPE_PCI_PERR 0x09 #define ELOG_TYPE_PCI_SERR 0x0A #define ELOG_TYPE_CPU_FAIL 0x0B #define ELOG_TYPE_EISA_TIMEOUT 0x0C #define ELOG_TYPE_CORRECTABLE_MEMLOG_DIS 0x0D #define ELOG_TYPE_LOG_DISABLED 0x0E #define ELOG_TYPE_UNDEFINED_EVENT2 0x0F #define ELOG_TYPE_SYS_LIMIT_EXCEED 0x10 #define ELOG_TYPE_ASYNC_HW_TIMER_EXPIRED 0x11 #define ELOG_TYPE_SYS_CONFIG_INFO 0x12 #define ELOG_TYPE_HDD_INFO 0x13 #define ELOG_TYPE_SYS_RECONFIG 0x14 #define ELOG_TYPE_CPU_ERROR 0x15 #define ELOG_TYPE_LOG_CLEAR 0x16 #define ELOG_TYPE_BOOT 0x17 /* * Extended defined OEM event types start at 0x80 */ /* OS/kernel events */ #define ELOG_TYPE_OS_EVENT 0x81 /* Last event from coreboot */ #define ELOG_TYPE_OS_BOOT 0x90 /* Embedded controller event */ #define ELOG_TYPE_EC_EVENT 0x91 /* Power */ #define ELOG_TYPE_POWER_FAIL 0x92 #define ELOG_TYPE_SUS_POWER_FAIL 0x93 #define ELOG_TYPE_PWROK_FAIL 0x94 #define ELOG_TYPE_SYS_PWROK_FAIL 0x95 #define ELOG_TYPE_POWER_ON 0x96 #define ELOG_TYPE_POWER_BUTTON 0x97 #define ELOG_TYPE_POWER_BUTTON_OVERRIDE 0x98 /* Reset */ #define ELOG_TYPE_RESET_BUTTON 0x99 #define ELOG_TYPE_SYSTEM_RESET 0x9a #define ELOG_TYPE_RTC_RESET 0x9b #define ELOG_TYPE_TCO_RESET 0x9c /* Sleep/Wake */ #define ELOG_TYPE_ACPI_ENTER 0x9d /* * Deep Sx wake variant is provided below - 0xad * Sleep/"wake pending" event log provided below - 0xb1 - 0x01/0x02 */ #define ELOG_TYPE_ACPI_WAKE 0x9e #define ELOG_TYPE_WAKE_SOURCE 0x9f #define ELOG_WAKE_SOURCE_PCIE 0x00 #define ELOG_WAKE_SOURCE_PME 0x01 #define ELOG_WAKE_SOURCE_PME_INTERNAL 0x02 #define ELOG_WAKE_SOURCE_RTC 0x03 #define ELOG_WAKE_SOURCE_GPE 0x04 #define ELOG_WAKE_SOURCE_SMBUS 0x05 #define ELOG_WAKE_SOURCE_PWRBTN 0x06 #define ELOG_WAKE_SOURCE_PME_HDA 0x07 #define ELOG_WAKE_SOURCE_PME_GBE 0x08 #define ELOG_WAKE_SOURCE_PME_EMMC 0x09 #define ELOG_WAKE_SOURCE_PME_SDCARD 0x0a #define ELOG_WAKE_SOURCE_PME_PCIE1 0x0b #define ELOG_WAKE_SOURCE_PME_PCIE2 0x0c #define ELOG_WAKE_SOURCE_PME_PCIE3 0x0d #define ELOG_WAKE_SOURCE_PME_PCIE4 0x0e #define ELOG_WAKE_SOURCE_PME_PCIE5 0x0f #define ELOG_WAKE_SOURCE_PME_PCIE6 0x10 #define ELOG_WAKE_SOURCE_PME_PCIE7 0x11 #define ELOG_WAKE_SOURCE_PME_PCIE8 0x12 #define ELOG_WAKE_SOURCE_PME_PCIE9 0x13 #define ELOG_WAKE_SOURCE_PME_PCIE10 0x14 #define ELOG_WAKE_SOURCE_PME_PCIE11 0x15 #define ELOG_WAKE_SOURCE_PME_PCIE12 0x16 #define ELOG_WAKE_SOURCE_PME_SATA 0x17 #define ELOG_WAKE_SOURCE_PME_CSE 0x18 #define ELOG_WAKE_SOURCE_PME_CSE2 0x19 #define ELOG_WAKE_SOURCE_PME_CSE3 0x1a #define ELOG_WAKE_SOURCE_PME_XHCI 0x1b #define ELOG_WAKE_SOURCE_PME_XDCI 0x1c #define ELOG_WAKE_SOURCE_PME_XHCI_USB_2 0x1d #define ELOG_WAKE_SOURCE_PME_XHCI_USB_3 0x1e #define ELOG_WAKE_SOURCE_PME_WIFI 0x1f #define ELOG_WAKE_SOURCE_PME_PCIE13 0x20 #define ELOG_WAKE_SOURCE_PME_PCIE14 0x21 #define ELOG_WAKE_SOURCE_PME_PCIE15 0x22 #define ELOG_WAKE_SOURCE_PME_PCIE16 0x23 #define ELOG_WAKE_SOURCE_PME_PCIE17 0x24 #define ELOG_WAKE_SOURCE_PME_PCIE18 0x25 #define ELOG_WAKE_SOURCE_PME_PCIE19 0x26 #define ELOG_WAKE_SOURCE_PME_PCIE20 0x27 #define ELOG_WAKE_SOURCE_PME_PCIE21 0x28 #define ELOG_WAKE_SOURCE_PME_PCIE22 0x29 #define ELOG_WAKE_SOURCE_PME_PCIE23 0x2a #define ELOG_WAKE_SOURCE_PME_PCIE24 0x2b #define ELOG_WAKE_SOURCE_GPIO 0x2c #define ELOG_WAKE_SOURCE_PME_TBT 0x2d #define ELOG_WAKE_SOURCE_PME_TCSS_XHCI 0x2e #define ELOG_WAKE_SOURCE_PME_TCSS_XDCI 0x2f #define ELOG_WAKE_SOURCE_PME_TCSS_DMA 0x30 struct elog_event_data_wake { u8 source; u32 instance; } __packed; /* Chrome OS related events */ #define ELOG_TYPE_CROS_DEVELOPER_MODE 0xa0 #define ELOG_TYPE_CROS_RECOVERY_MODE 0xa1 #define ELOG_CROS_RECOVERY_MODE_BUTTON 0x02 /* Management Engine Events */ #define ELOG_TYPE_MANAGEMENT_ENGINE 0xa2 #define ELOG_TYPE_MANAGEMENT_ENGINE_EXT 0xa4 struct elog_event_data_me_extended { u8 current_working_state; u8 operation_state; u8 operation_mode; u8 error_code; u8 progress_code; u8 current_pmevent; u8 current_state; } __packed; /* Last post code from previous boot */ #define ELOG_TYPE_LAST_POST_CODE 0xa3 #define ELOG_TYPE_POST_EXTRA 0xa6 /* EC Shutdown Reason */ #define ELOG_TYPE_EC_SHUTDOWN 0xa5 /* ARM/generic versions of sleep/wake - These came from another firmware * apparently, but not all the firmware sources were updated so that the * elog namespace was coherent. */ #define ELOG_TYPE_SLEEP 0xa7 #define ELOG_TYPE_WAKE 0xa8 #define ELOG_TYPE_FW_WAKE 0xa9 /* Memory Cache Update */ #define ELOG_TYPE_MEM_CACHE_UPDATE 0xaa #define ELOG_MEM_CACHE_UPDATE_SLOT_NORMAL 0 #define ELOG_MEM_CACHE_UPDATE_SLOT_RECOVERY 1 #define ELOG_MEM_CACHE_UPDATE_SLOT_VARIABLE 2 #define ELOG_MEM_CACHE_UPDATE_STATUS_SUCCESS 0 #define ELOG_MEM_CACHE_UPDATE_STATUS_FAIL 1 struct elog_event_mem_cache_update { u8 slot; u8 status; } __packed; /* CPU Thermal Trip */ #define ELOG_TYPE_THERM_TRIP 0xab /* Cr50 */ #define ELOG_TYPE_CR50_UPDATE 0xac /* Deep Sx wake variant */ #define ELOG_TYPE_ACPI_DEEP_WAKE 0xad /* EC Device Event */ #define ELOG_TYPE_EC_DEVICE_EVENT 0xae #define ELOG_EC_DEVICE_EVENT_TRACKPAD 0x01 #define ELOG_EC_DEVICE_EVENT_DSP 0x02 #define ELOG_EC_DEVICE_EVENT_WIFI 0x03 /* S0ix sleep/wake */ #define ELOG_TYPE_S0IX_ENTER 0xaf #define ELOG_TYPE_S0IX_EXIT 0xb0 /* Extended events */ #define ELOG_TYPE_EXTENDED_EVENT 0xb1 #define ELOG_SLEEP_PENDING_PM1_WAKE 0x01 #define ELOG_SLEEP_PENDING_GPE0_WAKE 0x02 /* Cr50 reset to enable TPM */ #define ELOG_TYPE_CR50_NEED_RESET 0xb2 /* CSME-Initiated Host Reset */ #define ELOG_TYPE_MI_HRPD 0xb3 #define ELOG_TYPE_MI_HRPC 0xb4 #define ELOG_TYPE_MI_HR 0xb5 struct elog_event_extended_event { u8 event_type; u32 event_complement; } __packed; #if CONFIG(ELOG) /* Eventlog backing storage must be initialized before calling elog_init(). */ extern int elog_init(void); extern int elog_clear(void); /* Event addition functions return < 0 on failure and 0 on success. */ extern int elog_add_event_raw(u8 event_type, void *data, u8 data_size); extern int elog_add_event(u8 event_type); extern int elog_add_event_byte(u8 event_type, u8 data); extern int elog_add_event_word(u8 event_type, u16 data); extern int elog_add_event_dword(u8 event_type, u32 data); extern int elog_add_event_wake(u8 source, u32 instance); extern int elog_smbios_write_type15(unsigned long *current, int handle); extern int elog_add_extended_event(u8 type, u32 complement); #else /* Stubs to help avoid littering sources with #if CONFIG_ELOG */ static inline int elog_init(void) { return -1; } static inline int elog_clear(void) { return -1; } static inline int elog_add_event_raw(u8 event_type, void *data, u8 data_size) { return 0; } static inline int elog_add_event(u8 event_type) { return 0; } static inline int elog_add_event_byte(u8 event_type, u8 data) { return 0; } static inline int elog_add_event_word(u8 event_type, u16 data) { return 0; } static inline int elog_add_event_dword(u8 event_type, u32 data) { return 0; } static inline int elog_add_event_wake(u8 source, u32 instance) { return 0; } static inline int elog_smbios_write_type15(unsigned long *current, int handle) { return 0; } static inline int elog_add_extended_event(u8 type, u32 complement) { return 0; } #endif #if CONFIG(ELOG_GSMI) #define elog_gsmi_add_event elog_add_event #define elog_gsmi_add_event_byte elog_add_event_byte #define elog_gsmi_add_event_word elog_add_event_word #else static inline int elog_gsmi_add_event(u8 event_type) { return 0; } static inline int elog_gsmi_add_event_byte(u8 event_type, u8 data) { return 0; } static inline int elog_gsmi_add_event_word(u8 event_type, u16 data) { return 0; } #endif extern u32 gsmi_exec(u8 command, u32 *param); #if CONFIG(ELOG_BOOT_COUNT) u32 boot_count_read(void); #else static inline u32 boot_count_read(void) { return 0; } #endif u32 boot_count_increment(void); static inline void elog_boot_notify(int s3_resume) { if (CONFIG(ELOG_BOOT_COUNT) && !s3_resume) boot_count_increment(); } /* * Callback from GSMI handler to allow platform to log any wake source * information. */ void elog_gsmi_cb_platform_log_wake_source(void); /* * Callback from GSMI handler to allow mainboard to log any wake source * information. */ void elog_gsmi_cb_mainboard_log_wake_source(void); #endif /* ELOG_H_ */