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1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2013 Lennart Poettering | |
5 | Copyright 2013 Kay Sievers | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
db2df898 | 21 | #include "acpi-fpdt.h" |
14228c0d MB |
22 | #include "boot-timestamps.h" |
23 | #include "efivars.h" | |
db2df898 MP |
24 | #include "log.h" |
25 | #include "util.h" | |
14228c0d MB |
26 | |
27 | static int test_acpi_fpdt(void) { | |
28 | usec_t loader_start; | |
29 | usec_t loader_exit; | |
30 | char ts_start[FORMAT_TIMESPAN_MAX]; | |
31 | char ts_exit[FORMAT_TIMESPAN_MAX]; | |
32 | char ts_span[FORMAT_TIMESPAN_MAX]; | |
33 | int r; | |
34 | ||
35 | r = acpi_get_boot_usec(&loader_start, &loader_exit); | |
36 | if (r < 0) { | |
37 | if (r != -ENOENT) | |
f47781d8 | 38 | log_error_errno(r, "Failed to read ACPI FPDT: %m"); |
14228c0d MB |
39 | return r; |
40 | } | |
41 | ||
42 | log_info("ACPI FPDT: loader start=%s exit=%s duration=%s", | |
43 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
44 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
45 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
46 | ||
47 | return 0; | |
48 | } | |
49 | ||
50 | static int test_efi_loader(void) { | |
51 | usec_t loader_start; | |
52 | usec_t loader_exit; | |
53 | char ts_start[FORMAT_TIMESPAN_MAX]; | |
54 | char ts_exit[FORMAT_TIMESPAN_MAX]; | |
55 | char ts_span[FORMAT_TIMESPAN_MAX]; | |
56 | int r; | |
57 | ||
58 | r = efi_loader_get_boot_usec(&loader_start, &loader_exit); | |
59 | if (r < 0) { | |
60 | if (r != -ENOENT) | |
f47781d8 | 61 | log_error_errno(r, "Failed to read EFI loader data: %m"); |
14228c0d MB |
62 | return r; |
63 | } | |
64 | ||
65 | log_info("EFI Loader: start=%s exit=%s duration=%s", | |
66 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
67 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
68 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
69 | ||
70 | return 0; | |
71 | } | |
72 | ||
73 | int main(int argc, char* argv[]) { | |
74 | char s[MAX(FORMAT_TIMESPAN_MAX, FORMAT_TIMESTAMP_MAX)]; | |
75 | int r; | |
76 | dual_timestamp fw, l, k; | |
77 | ||
78 | test_acpi_fpdt(); | |
79 | test_efi_loader(); | |
80 | ||
81 | dual_timestamp_from_monotonic(&k, 0); | |
82 | ||
83 | r = boot_timestamps(NULL, &fw, &l); | |
84 | if (r < 0) { | |
f47781d8 | 85 | log_error_errno(r, "Failed to read variables: %m"); |
14228c0d MB |
86 | return 1; |
87 | } | |
88 | ||
89 | log_info("Firmware began %s before kernel.", format_timespan(s, sizeof(s), fw.monotonic, 0)); | |
90 | log_info("Loader began %s before kernel.", format_timespan(s, sizeof(s), l.monotonic, 0)); | |
91 | log_info("Firmware began %s.", format_timestamp(s, sizeof(s), fw.realtime)); | |
92 | log_info("Loader began %s.", format_timestamp(s, sizeof(s), l.realtime)); | |
93 | log_info("Kernel began %s.", format_timestamp(s, sizeof(s), k.realtime)); | |
94 | ||
95 | return 0; | |
96 | } |