1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/*
* 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 <stdint.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_START_BOOTBLOCK = 11,
TS_END_BOOTBLOCK = 12,
TS_DEVICE_ENUMERATE = 30,
TS_FSP_BEFORE_ENUMERATE,
TS_FSP_AFTER_ENUMERATE,
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_FSP_BEFORE_FINALIZE,
TS_FSP_AFTER_FINALIZE,
TS_LOAD_PAYLOAD = 90,
TS_ACPI_WAKE_JUMP = 98,
TS_SELFBOOT_JUMP = 99,
};
#if CONFIG_COLLECT_TIMESTAMPS && (CONFIG_EARLY_CBMEM_INIT || !defined(__PRE_RAM__))
void timestamp_init(uint64_t base);
void timestamp_add(enum timestamp_id id, uint64_t ts_time);
void timestamp_add_now(enum timestamp_id id);
void timestamp_reinit(void);
#else
#define timestamp_init(base)
#define timestamp_add(id, time)
#define timestamp_add_now(id)
#define timestamp_reinit()
#endif
/* Implemented by the architecture code */
uint64_t timestamp_get(void);
uint64_t get_initial_timestamp(void);
#endif
|
