cvs commit: src/sys/sys timetc.h src/sys/kern kern_tc.c
src/sys/dev/acpica acpi_timer.c src/sys/i386/i386 tsc.c
src/sys/i386/isa clock.c
John Baldwin
jhb at FreeBSD.org
Sat Aug 16 09:34:10 PDT 2003
On 16-Aug-2003 Poul-Henning Kamp wrote:
> phk 2003/08/16 01:23:53 PDT
>
> FreeBSD src repository
>
> Modified files:
> sys/sys timetc.h
> sys/kern kern_tc.c
> sys/dev/acpica acpi_timer.c
> sys/i386/i386 tsc.c
> sys/i386/isa clock.c
> Log:
> Give timecounters a numeric quality field.
>
> A timecounter will be selected when registered if its quality is
> not negative and no less than the current timecounters.
>
> Add a sysctl to report all available timecounters and their qualities.
>
> Give the dummy timecounter a solid negative quality of minus a million.
>
> Give the i8254 zero and the ACPI 1000.
>
> The TSC gets 800, unless APM or SMP forces it negative.
>
> Other timecounters default to zero quality and thereby retain current
> selection behaviour.
Yay! Thanks a bunch.
--
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
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