/* * This file is part of the coreboot project. * * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA */ #ifndef __TIMESTAMP_H__ #define __TIMESTAMP_H__ struct timestamp_entry { uint32_t entry_id; uint64_t entry_stamp; } __attribute__((packed)); struct timestamp_table { uint64_t base_time; uint32_t max_entries; uint32_t num_entries; struct timestamp_entry entries[0]; /* Variable number of entries */ } __attribute__((packed)); enum timestamp_id { TS_START_ROMSTAGE = 1, TS_BEFORE_INITRAM = 2, TS_AFTER_INITRAM = 3, TS_END_ROMSTAGE = 4, TS_START_VBOOT = 5, TS_END_VBOOT = 6, TS_START_COPYRAM = 8, TS_END_COPYRAM = 9, TS_START_RAMSTAGE = 10, TS_DEVICE_ENUMERATE = 30, TS_DEVICE_CONFIGURE = 40, TS_DEVICE_ENABLE = 50, TS_DEVICE_INITIALIZE = 60, TS_DEVICE_DONE = 70, TS_CBMEM_POST = 75, TS_WRITE_TABLES = 80, TS_LOAD_PAYLOAD = 90, TS_ACPI_WAKE_JUMP = 98, TS_SELFBOOT_JUMP = 99, }; #if CONFIG_COLLECT_TIMESTAMPS && (CONFIG_EARLY_CBMEM_INIT || !defined(__PRE_RAM__)) #include <cpu/x86/tsc.h> void timestamp_init(tsc_t base); void timestamp_add(enum timestamp_id id, tsc_t ts_time); void timestamp_add_now(enum timestamp_id id); void timestamp_reinit(void); tsc_t get_initial_timestamp(void); #else #define timestamp_init(base) #define timestamp_add(id, time) #define timestamp_add_now(id) #define timestamp_reinit() #endif #endif