cvs commit: src/sys/dev/acpica acpi_cpu.c src/share/man/man4 acpi.4 src/sys/conf files src/sys/modules/acpi Makefile

John Baldwin jhb at FreeBSD.org
Mon Nov 17 08:52:03 PST 2003


On 15-Nov-2003 Nate Lawson wrote:
> njl         2003/11/15 11:26:06 PST
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/dev/acpica       acpi_cpu.c 
>     share/man/man4       acpi.4 
>     sys/conf             files 
>     sys/modules/acpi     Makefile 
>   Log:
>   Implement Cx CPU idle states and updated throttling support.
>   
>   * Use the cpu_idle_hook() to do idling for C1-C3.
>   * Use both _CST and the FADT to detect Cx states.
>   * Use both _PTC and P_CNT for controlling throttling.
>   * Add a notify handler to detect changes in _CST and _PSS
>   * Call the _INI function for each processor if present.  This will be
>     done by ACPI-CA in the future.
>   * Fix a bug on SMP systems where CPUs will attach multiple times if the
>     bus is rescan.
>   * Document new sysctls for controlling idling.

Cool!

-- 

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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