Date: Mon, 01 Nov 2010 20:42:50 +0200 From: Andriy Gapon <avg@icyb.net.ua> To: jt@xoasis.de Cc: freebsd-acpi@freebsd.org Subject: Re: est CPU support Message-ID: <4CCF0A2A.9060506@icyb.net.ua> In-Reply-To: <201011011936.55934.jt@xoasis.de> References: <201011011052.11084.jt@xoasis.de> <4CCEED91.6030205@icyb.net.ua> <4CCEF0D9.10703@icyb.net.ua> <201011011936.55934.jt@xoasis.de>
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on 01/11/2010 20:36 Joerg Traeger said the following: > On Monday 01 November 2010, Andriy Gapon wrote: >> It seems that your BIOS makes it a condition that OS supports the following >> feature: ACPI_CAP_C1_IO_HALT. >> >> FreeBSD doesn't really support it, but you can try adding it to 'features' >> variable in acpi_cpu_attach() in function in sys/dev/acpica/acpi_cpu.c; >> look for the following line: >> sc->cpu_features = ACPI_CAP_SMP_SAME | ACPI_CAP_SMP_SAME_C3; >> >> I don't think that should break anything for you, but may improve a thing >> or two. I'd interested in seeing acpidump -d -t produced after the >> patching. > > Hey, est seems to be happy now! > > coretemp0: <CPU On-Die Thermal Sensors> on cpu0 > est0: <Enhanced SpeedStep Frequency Control> on cpu0 > p4tcc0: <CPU Frequency Thermal Control> on cpu0 > coretemp1: <CPU On-Die Thermal Sensors> on cpu1 > est1: <Enhanced SpeedStep Frequency Control> on cpu1 > p4tcc1: <CPU Frequency Thermal Control> on cpu1 > > Even C2 and C3 are anounced. > > dev.cpu.0.cx_supported: C1/20 C2/40 C3/60 > dev.cpu.0.cx_lowest: C3 > dev.cpu.0.cx_usage: 0.09% 2.48% 97.41% last 207us > > But the system behaves strange. The fan comes up 10 times a minute and for > example "sh /etc/rc autoboot" runs 5 minutes now. Load is too high without > any processes running. And rebooting takes a long time syncing buffers. Are > these side effects known? Try to not use C3. > acpidump output did not change. Are you 100% sure? If yes, then could you please do the following? $ dd if=/dev/mem of=/tmp/ssdt.dump bs=1 skip=0xCBE61C18 count=0x02CC $ acpidump -d -f /tmp/ssdt.dump > /tmp/ssdt.asl Send me /tmp/ssdt.asl :) -- Andriy Gapon
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