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Message-ID: <7E82351C108FA840AB1866AC776AEC46092119D3@orsmsx505.amr.corp.intel.com> Date: Thu, 7 Aug 2008 13:15:16 -0700 From: "Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com> To: "Rafael J. Wysocki" <rjw@...k.pl>, Alexander Huemer <alexander.huemer@....ac.at> CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Andi Kleen <andi@...stfloor.org>, Yinghai Lu <yhlu.kernel@...il.com> Subject: RE: 2.6.27-rc1 mtrr fixes do not work Adding Yinghai. >-----Original Message----- >From: Rafael J. Wysocki [mailto:rjw@...k.pl] >Sent: Thursday, August 07, 2008 1:14 PM >To: Alexander Huemer >Cc: linux-kernel@...r.kernel.org; Andi Kleen; Pallipadi, Venkatesh >Subject: Re: 2.6.27-rc1 mtrr fixes do not work > >[Adding CCs.] > >On Wednesday, 6 of August 2008, Alexander Huemer wrote: >> hi, >> >> mtrr is wrong on my machine. the fixes of 2.6.27-rc1 do not >seem to work. >> bios is the newest version, mainboard vendor says it's not >their fault. >> mainboard is tyan i5000pw. >> please tell me how i can help and cc me on answers, i am not >subscribed. >> >> here is some data: >> >> seaburg ~ # grep -E "(^\(WW\)|^\(EE\)|^\(NI\)|^\(??\))" >/var/log/Xorg.0.log >> (WW) VESA(0): Failed to set up write-combining range >(0xd8000000,0x2000000) >> seaburg ~ # dmesg|grep mtrr >> Command line: root=/dev/sda1 >video=uvesafb:1280x1024-24@97,mtrr:3,ywrap >> mtrr_gran_size=64m mtrr_chunk_size=1024m >> Kernel command line: root=/dev/sda1 >> video=uvesafb:1280x1024-24@97,mtrr:3,ywrap mtrr_gran_size=64m >> mtrr_chunk_size=1024m >> mtrr: type mismatch for d8000000,800000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,400000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,200000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,100000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,80000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,40000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,20000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,10000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,8000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,4000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,2000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,1000 old: write-back new: >write-combining >> mtrr: type mismatch for d8000000,2000000 old: write-back new: >> write-combining >> seaburg ~ # cat /proc/mtrr >> reg00: base=0x00000000 ( 0MB), size=198656MB: write-back, count=1 >> reg01: base=0x80000000 (2048MB), size=197632MB: write-back, count=1 >> reg02: base=0x100000000 (4096MB), size=197632MB: write-back, count=1 >> seaburg ~ # grep MemTotal /proc/meminfo >> MemTotal: 4041308 kB >> seaburg ~ # lspci -v | grep -A10 VGA >> 20:05.0 VGA compatible controller: XGI Technology Inc. >(eXtreme Graphics >> Innovation) Volari Z7 (prog-if 00 [VGA controller]) >> Subsystem: XGI Technology Inc. (eXtreme Graphics Innovation) >> Volari Z7 >> Flags: 66MHz, medium devsel >> BIST result: 00 >> Memory at d8000000 (32-bit, prefetchable) [size=64M] >> Memory at dc300000 (32-bit, non-prefetchable) [size=256K] >> I/O ports at 3000 [size=128] >> Capabilities: [40] Power Management version 2 >> >> seaburg ~ # zcat /proc/config.gz | grep MTRR >> CONFIG_MTRR=y >> CONFIG_MTRR_SANITIZER=y >> CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=1 >> CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1 >> seaburg ~ # uname -a >> Linux seaburg 2.6.27-rc1-blackbit #3 SMP Wed Aug 6 00:34:51 CEST 2008 >> x86_64 Intel(R) Xeon(R) CPU E5420 @ 2.50GHz GenuineIntel GNU/Linux >> seaburg ~ # >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe >linux-kernel" in >> the body of a message to majordomo@...r.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> >> > > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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