diff options
Diffstat (limited to 'sys')
-rw-r--r-- | sys/x86/isa/clock.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/x86/isa/clock.c b/sys/x86/isa/clock.c index 6c69759..232c913 100644 --- a/sys/x86/isa/clock.c +++ b/sys/x86/isa/clock.c @@ -478,9 +478,10 @@ i8254_restore(void) * * This function is called from pmtimer_resume() to restore all the timers. * This should not be necessary, but there are broken laptops that do not - * restore all the timers on resume. - * As long as pmtimer is not part of amd64 suport, skip this for the amd64 - * case. + * restore all the timers on resume. The APM spec was at best vague on the + * subject. + * pmtimer is used only with the old APM power management, and not with + * acpi, which is required for amd64, so skip it in that case. */ void timer_restore(void) |