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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Lennart Poettering | |
7 | Copyright 2013 Kay Sievers | |
8 | ||
9 | systemd is free software; you can redistribute it and/or modify it | |
10 | under the terms of the GNU Lesser General Public License as published by | |
11 | the Free Software Foundation; either version 2.1 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | systemd is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | Lesser General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU Lesser General Public License | |
20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
21 | ***/ | |
22 | ||
23 | #include "util.h" | |
24 | #include "log.h" | |
25 | #include "boot-timestamps.h" | |
26 | #include "efivars.h" | |
27 | #include "acpi-fpdt.h" | |
28 | ||
29 | static int test_acpi_fpdt(void) { | |
30 | usec_t loader_start; | |
31 | usec_t loader_exit; | |
32 | char ts_start[FORMAT_TIMESPAN_MAX]; | |
33 | char ts_exit[FORMAT_TIMESPAN_MAX]; | |
34 | char ts_span[FORMAT_TIMESPAN_MAX]; | |
35 | int r; | |
36 | ||
37 | r = acpi_get_boot_usec(&loader_start, &loader_exit); | |
38 | if (r < 0) { | |
39 | if (r != -ENOENT) | |
da927ba9 | 40 | log_error_errno(r, "Failed to read ACPI FPDT: %m"); |
c51d84dc KS |
41 | return r; |
42 | } | |
43 | ||
44 | log_info("ACPI FPDT: loader start=%s exit=%s duration=%s", | |
45 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
46 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
47 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
48 | ||
49 | return 0; | |
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) { | |
62 | if (r != -ENOENT) | |
da927ba9 | 63 | log_error_errno(r, "Failed to read EFI loader data: %m"); |
c51d84dc KS |
64 | return r; |
65 | } | |
66 | ||
67 | log_info("EFI Loader: start=%s exit=%s duration=%s", | |
68 | format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC), | |
69 | format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC), | |
70 | format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC)); | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
75 | int main(int argc, char* argv[]) { | |
76 | char s[MAX(FORMAT_TIMESPAN_MAX, FORMAT_TIMESTAMP_MAX)]; | |
77 | int r; | |
78 | dual_timestamp fw, l, k; | |
79 | ||
80 | test_acpi_fpdt(); | |
81 | test_efi_loader(); | |
82 | ||
83 | dual_timestamp_from_monotonic(&k, 0); | |
84 | ||
85 | r = boot_timestamps(NULL, &fw, &l); | |
86 | if (r < 0) { | |
da927ba9 | 87 | log_error_errno(r, "Failed to read variables: %m"); |
c51d84dc KS |
88 | return 1; |
89 | } | |
90 | ||
91 | log_info("Firmware began %s before kernel.", format_timespan(s, sizeof(s), fw.monotonic, 0)); | |
92 | log_info("Loader began %s before kernel.", format_timespan(s, sizeof(s), l.monotonic, 0)); | |
93 | log_info("Firmware began %s.", format_timestamp(s, sizeof(s), fw.realtime)); | |
94 | log_info("Loader began %s.", format_timestamp(s, sizeof(s), l.realtime)); | |
95 | log_info("Kernel began %s.", format_timestamp(s, sizeof(s), k.realtime)); | |
96 | ||
97 | return 0; | |
98 | } |