| /* |
| * 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__ |
| |
| #include <cpu/x86/tsc.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_BEFORE_INITRAM = 1, |
| TS_AFTER_INITRAM = 2, |
| }; |
| |
| 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); |
| |
| #endif |