Re: DMA issue in 2.6.12 ???
Frederik Schueler (fs@lowpingbastards.de) wrote:
> Hello,
>
> > However, when running 2.6.12-1 things are not as expected: The DMA flags are
> > not set, and running hdparm I get much lower numbers. And I get
> >
> > > hdparm -d 1 /dev/hdc
> >
> > /dev/hdc:
> > setting using_dma to 1 (on)
> > HDIO_SET_DMA failed: Operation not permitted
> > using_dma = 0 (off)
> >
> > When booting nothing in the log files indicates something's wrong or
> > whatever.
>
> what gives you
>
> grep -E "^hd|ide.:" /var/log/dmesg
>
> in both 2.6.11 and 2.6.12?
2.6.11:
ide0: BM-DMA at 0xfc00-0xfc07, BIOS settings: hda:DMA, hdb:DMA
ide1: BM-DMA at 0xfc08-0xfc0f, BIOS settings: hdc:DMA, hdd:DMA
hda: DVD-ROM DDU1622, ATAPI CD/DVD-ROM drive
hdb: WDC WD1200JB-75CRA0, ATA DISK drive
hdc: Maxtor 6B200R0, ATA DISK drive
hdd: WDC WD1200JB-00EVA0, ATA DISK drive
hdb: max request size: 128KiB
hdb: 234441648 sectors (120034 MB) w/8192KiB Cache, CHS=65535/16/63, UDMA(100)
hdb: cache flushes not supported
hdc: max request size: 1024KiB
hdc: 398297088 sectors (203928 MB) w/16384KiB Cache, CHS=24792/255/63, UDMA(133)
hdc: cache flushes supported
hdd: max request size: 1024KiB
hdd: 234441648 sectors (120034 MB) w/8192KiB Cache, CHS=16383/255/63, UDMA(100)
hdd: cache flushes supported
hda: ATAPI 40X DVD-ROM drive, 512kB Cache
2.6.12:
hda: DVD-ROM DDU1622, ATAPI CD/DVD-ROM drive
hdb: WDC WD1200JB-75CRA0, ATA DISK drive
hdc: Maxtor 6B200R0, ATA DISK drive
hdd: WDC WD1200JB-00EVA0, ATA DISK drive
hda: ATAPI 40X DVD-ROM drive, 512kB Cache
hdb: max request size: 128KiB
hdb: 234441648 sectors (120034 MB) w/8192KiB Cache, CHS=65535/16/63
hdb: cache flushes not supported
hdc: max request size: 1024KiB
hdc: 398297088 sectors (203928 MB) w/16384KiB Cache, CHS=24792/255/63
hdc: cache flushes supported
hdd: max request size: 1024KiB
hdd: 234441648 sectors (120034 MB) w/8192KiB Cache, CHS=16383/255/63
hdd: cache flushes supported
> can you attach the output of lspci too, please?
0000:00:00.0 Host bridge: VIA Technologies, Inc.: Unknown device 0282
0000:00:00.1 Host bridge: VIA Technologies, Inc.: Unknown device 1282
0000:00:00.2 Host bridge: VIA Technologies, Inc.: Unknown device 2282
0000:00:00.3 Host bridge: VIA Technologies, Inc.: Unknown device 3282
0000:00:00.4 Host bridge: VIA Technologies, Inc.: Unknown device 4282
0000:00:00.7 Host bridge: VIA Technologies, Inc.: Unknown device 7282
0000:00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI bridge [K8T800 South]
0000:00:07.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller (rev 80)
0000:00:08.0 RAID bus controller: Promise Technology, Inc. PDC20378 (FastTrak 378/SATA 378) (rev 02)
0000:00:09.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado] (rev 78)
0000:00:0a.0 Ethernet controller: Marvell Technology Group Ltd. Yukon Gigabit Ethernet 10/100/1000Base-T Adapter (rev 13)
0000:00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA RAID Controller (rev 80)
0000:00:0f.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
0000:00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
0000:00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
0000:00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
0000:00:10.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
0000:00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86)
0000:00:11.0 ISA bridge: VIA Technologies, Inc. VT8237 ISA bridge [K8T800 South]
0000:00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 60)
0000:00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 NorthBridge
0000:00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 NorthBridge
0000:00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 NorthBridge
0000:00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 NorthBridge
0000:01:00.0 VGA compatible controller: nVidia Corporation NV34 [GeForce FX 5200] (rev a1)
Thanks,
Ardo
--
Ardo van Rangelrooij Debian XML/SGML Group
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