99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2013 Lennart Poettering
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Copyright 2013 Kay Sievers
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "util.h"
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#include "log.h"
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#include "boot-timestamps.h"
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#include "efivars.h"
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#include "acpi-fpdt.h"
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static int test_acpi_fpdt(void) {
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usec_t loader_start;
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usec_t loader_exit;
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char ts_start[FORMAT_TIMESPAN_MAX];
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char ts_exit[FORMAT_TIMESPAN_MAX];
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char ts_span[FORMAT_TIMESPAN_MAX];
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int r;
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r = acpi_get_boot_usec(&loader_start, &loader_exit);
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if (r < 0) {
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if (r != -ENOENT)
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log_error_errno(r, "Failed to read ACPI FPDT: %m");
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return r;
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}
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log_info("ACPI FPDT: loader start=%s exit=%s duration=%s",
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format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC),
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format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC),
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format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC));
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return 0;
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}
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static int test_efi_loader(void) {
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usec_t loader_start;
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usec_t loader_exit;
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char ts_start[FORMAT_TIMESPAN_MAX];
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char ts_exit[FORMAT_TIMESPAN_MAX];
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char ts_span[FORMAT_TIMESPAN_MAX];
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int r;
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r = efi_loader_get_boot_usec(&loader_start, &loader_exit);
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if (r < 0) {
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if (r != -ENOENT)
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log_error_errno(r, "Failed to read EFI loader data: %m");
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return r;
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}
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log_info("EFI Loader: start=%s exit=%s duration=%s",
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format_timespan(ts_start, sizeof(ts_start), loader_start, USEC_PER_MSEC),
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format_timespan(ts_exit, sizeof(ts_exit), loader_exit, USEC_PER_MSEC),
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format_timespan(ts_span, sizeof(ts_span), loader_exit - loader_start, USEC_PER_MSEC));
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return 0;
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}
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int main(int argc, char* argv[]) {
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char s[MAX(FORMAT_TIMESPAN_MAX, FORMAT_TIMESTAMP_MAX)];
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int r;
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dual_timestamp fw, l, k;
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test_acpi_fpdt();
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test_efi_loader();
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dual_timestamp_from_monotonic(&k, 0);
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r = boot_timestamps(NULL, &fw, &l);
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if (r < 0) {
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log_error_errno(r, "Failed to read variables: %m");
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return 1;
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}
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log_info("Firmware began %s before kernel.", format_timespan(s, sizeof(s), fw.monotonic, 0));
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log_info("Loader began %s before kernel.", format_timespan(s, sizeof(s), l.monotonic, 0));
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log_info("Firmware began %s.", format_timestamp(s, sizeof(s), fw.realtime));
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log_info("Loader began %s.", format_timestamp(s, sizeof(s), l.realtime));
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log_info("Kernel began %s.", format_timestamp(s, sizeof(s), k.realtime));
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return 0;
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}
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