Date: Sun, 06 Feb 2005 21:07:04 -0800 From: Nate Lawson <nate@root.org> To: fcash-ml@sd73.bc.ca Cc: freebsd-acpi@freebsd.org Subject: Re: HEADSUP: cpufreq import complete, acpi_throttling changed Message-ID: <4206F778.8030404@root.org> In-Reply-To: <63472.24.71.128.63.1107749725.squirrel@24.71.128.63> References: <42068A5C.1030300@root.org> <63472.24.71.128.63.1107749725.squirrel@24.71.128.63>
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Freddie Cash wrote: >>If you have throttling, please test the new configuration to be sure >>it still works as before. Final upcoming work will be manpage >>support and bugfixing as necessary. > > > acpi_perf.ko doesn't do anything on my Toshiba A60-J1L (2.8 GHz > Celeron). Neither does acpi_toshiba.ko or acpi_video.ko for that > matter. > > If I add CPU_ENABLE_P4TCC to my kernel config, then I can throttle the > CPU from 100% down to 13%. But that's the only throttle support this > laptop seems to have (and it's worked since I noticed it in NOTES with > 5.2-CURRENT). > > It uses the ATI IGP chipset, so I'm not expecting miracles with this > thing (the sound and modem don't work either, and the HD is detected > as UDMA33 instead of UDMA100). > > I'm running the latest BIOS (1.80C), and 6-CURRENT cvsup'd this > afternoon. Links to dmesg, asl, and sysctl output is below. If > there's anything else that's needed or wanted, let me know. > > http://mailtest.sd73.bc.ca/fcash/dmesg.verbose > http://mailtest.sd73.bc.ca/fcash/fcash-toshiba-a60-j1l.asl > http://mailtest.sd73.bc.ca/fcash/sysctl.txt > > If this chipset isn't supported, that's fine. The P4TCC support works > well enough for my uses. :) As expected, your laptop doesn't support ACPI throttling (DUTY_WIDTH=0, no _PTC method) or ACPI Px states (no _PSS, PCT methods). p4tcc should be converted to the cpufreq framework. -- Nate
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