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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
c51d84dc KS |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2013 Lennart Poettering | |
6 | Copyright 2013 Kay Sievers | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
cf0fbc49 | 22 | #include "acpi-fpdt.h" |
c51d84dc KS |
23 | #include "boot-timestamps.h" |
24 | #include "efivars.h" | |
cf0fbc49 TA |
25 | #include "log.h" |
26 | #include "util.h" | |
c51d84dc KS |
27 | |
28 | static int test_acpi_fpdt(void) { | |
29 | usec_t loader_start; | |
30 | usec_t loader_exit; | |
31 | char ts_start[FORMAT_TIMESPAN_MAX]; | |
32 | char ts_exit[FORMAT_TIMESPAN_MAX]; | |
33 | char ts_span[FORMAT_TIMESPAN_MAX]; | |
34 | int r; | |
35 | ||
36 | r = acpi_get_boot_usec(&loader_start, &loader_exit); | |
37 | if (r < 0) { | |
67a47c60 | 38 | bool ok = r == -ENOENT || (getuid() != 0 && r == -EACCES) || r == -ENODATA; |
a4bfedec ZJS |
39 | |
40 | log_full_errno(ok ? LOG_DEBUG : LOG_ERR, | |
41 | r, "Failed to read ACPI FPDT: %m"); | |
42 | return ok ? 0 : r; | |
c51d84dc KS |
43 | } |
44 | ||
45 | log_info("ACPI FPDT: loader start=%s exit=%s duration=%s", | |
46 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
47 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
48 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
a4bfedec | 49 | return 1; |
c51d84dc KS |
50 | } |
51 | ||
52 | static int test_efi_loader(void) { | |
53 | usec_t loader_start; | |
54 | usec_t loader_exit; | |
55 | char ts_start[FORMAT_TIMESPAN_MAX]; | |
56 | char ts_exit[FORMAT_TIMESPAN_MAX]; | |
57 | char ts_span[FORMAT_TIMESPAN_MAX]; | |
58 | int r; | |
59 | ||
60 | r = efi_loader_get_boot_usec(&loader_start, &loader_exit); | |
61 | if (r < 0) { | |
a4bfedec ZJS |
62 | bool ok = r == -ENOENT || (getuid() != 0 && r == -EACCES); |
63 | ||
64 | log_full_errno(ok ? LOG_DEBUG : LOG_ERR, | |
65 | r, "Failed to read EFI loader data: %m"); | |
66 | return ok ? 0 : r; | |
c51d84dc KS |
67 | } |
68 | ||
69 | log_info("EFI Loader: start=%s exit=%s duration=%s", | |
70 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
71 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
72 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
a4bfedec | 73 | return 1; |
c51d84dc KS |
74 | } |
75 | ||
a4bfedec | 76 | static int test_boot_timestamps(void) { |
c51d84dc KS |
77 | char s[MAX(FORMAT_TIMESPAN_MAX, FORMAT_TIMESTAMP_MAX)]; |
78 | int r; | |
79 | dual_timestamp fw, l, k; | |
80 | ||
c51d84dc KS |
81 | dual_timestamp_from_monotonic(&k, 0); |
82 | ||
83 | r = boot_timestamps(NULL, &fw, &l); | |
84 | if (r < 0) { | |
a4bfedec ZJS |
85 | bool ok = r == -ENOENT || (getuid() != 0 && r == -EACCES); |
86 | ||
87 | log_full_errno(ok ? LOG_DEBUG : LOG_ERR, | |
88 | r, "Failed to read variables: %m"); | |
89 | return ok ? 0 : r; | |
c51d84dc KS |
90 | } |
91 | ||
92 | log_info("Firmware began %s before kernel.", format_timespan(s, sizeof(s), fw.monotonic, 0)); | |
93 | log_info("Loader began %s before kernel.", format_timespan(s, sizeof(s), l.monotonic, 0)); | |
94 | log_info("Firmware began %s.", format_timestamp(s, sizeof(s), fw.realtime)); | |
95 | log_info("Loader began %s.", format_timestamp(s, sizeof(s), l.realtime)); | |
96 | log_info("Kernel began %s.", format_timestamp(s, sizeof(s), k.realtime)); | |
a4bfedec ZJS |
97 | return 1; |
98 | } | |
99 | ||
100 | int main(int argc, char* argv[]) { | |
101 | int p, q, r; | |
102 | ||
103 | log_set_max_level(LOG_DEBUG); | |
104 | log_parse_environment(); | |
105 | ||
106 | p = test_acpi_fpdt(); | |
107 | assert(p >= 0); | |
108 | q = test_efi_loader(); | |
109 | assert(q >= 0); | |
110 | r = test_boot_timestamps(); | |
111 | assert(r >= 0); | |
c51d84dc | 112 | |
a4bfedec | 113 | return (p > 0 || q > 0 || r >> 0) ? EXIT_SUCCESS : EXIT_TEST_SKIP; |
c51d84dc | 114 | } |