1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * This file is part of the coreboot project. 4 * 5 * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. 6 */ 7 8 #ifndef __COREBOOT_TIMESTAMP_H__ 9 #define __COREBOOT_TIMESTAMP_H__ 10 11 enum timestamp_id { 12 /* coreboot specific timestamp IDs */ 13 TS_START_ROMSTAGE = 1, 14 TS_BEFORE_INITRAM = 2, 15 TS_AFTER_INITRAM = 3, 16 TS_END_ROMSTAGE = 4, 17 TS_START_COPYRAM = 8, 18 TS_END_COPYRAM = 9, 19 TS_START_RAMSTAGE = 10, 20 TS_DEVICE_ENUMERATE = 30, 21 TS_DEVICE_CONFIGURE = 40, 22 TS_DEVICE_ENABLE = 50, 23 TS_DEVICE_INITIALIZE = 60, 24 TS_DEVICE_DONE = 70, 25 TS_CBMEM_POST = 75, 26 TS_WRITE_TABLES = 80, 27 TS_LOAD_PAYLOAD = 90, 28 TS_ACPI_WAKE_JUMP = 98, 29 TS_SELFBOOT_JUMP = 99, 30 31 /* U-Boot entry IDs start at 1000 */ 32 TS_U_BOOT_INITTED = 1000, /* This is where u-boot starts */ 33 TS_U_BOOT_START_KERNEL = 1100, /* Right before jumping to kernel. */ 34 }; 35 36 void timestamp_init(void); 37 void timestamp_add(enum timestamp_id id, uint64_t ts_time); 38 void timestamp_add_now(enum timestamp_id id); 39 40 /** 41 * timestamp_add_to_bootstage - Add important coreboot timestamps to bootstage 42 * 43 * @return 0 if ok, -1 if no timestamps were found 44 */ 45 int timestamp_add_to_bootstage(void); 46 47 #endif 48