Messages in this thread | | | Date | Sat, 14 Dec 2002 11:28:42 +0100 | From | Vojtech Pavlik <> | Subject | Re: via82cxxx probable incorrect detection (urgency=low)........ |
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On Thu, Dec 12, 2002 at 08:14:53AM -0300, Aryix wrote: > I am Argentino <- i don't speak english, please be patient > > Kernel-2.4.20-final > > lspci -vvv > > 00:07.1 IDE interface: VIA Technologies, Inc. Bus Master IDE (rev 10) (prog-if 8 > a [Master SecP PriP]) > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step > ping- SERR- FastB2B- > Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort > - <MAbort- >SERR- <PERR- > Latency: 32 > Region 4: I/O ports at d000 [size=16] > Capabilities: [c0] Power Management version 2 > Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot > -,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > > > > cat /proc/pci > Bus 0, device 7, function 0: > ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South] (rev 33). > Bus 0, device 7, function 1: > IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE (rev 16). > Master Capable. Latency=32. > I/O at 0xd000 [0xd00f]. > > dmesg > > ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx > VP_IDE: IDE controller on PCI bus 00 dev 39 > VP_IDE: chipset revision 16 > VP_IDE: not 100% native mode: will probe irqs later > ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx <- is my error? > VP_IDE: VIA vt82c686a (rev 21) IDE UDMA66 controller on pci00:07.1 > ide0: BM-DMA at 0xd000-0xd007, BIOS settings: hda:DMA, hdb:pio > ide1: BM-DMA at 0xd008-0xd00f, BIOS settings: hdc:DMA, hdd:DMA > hda: QUANTUM FIREBALLlct20 30, ATA DISK drive > hdc: ST36421A, ATA DISK drive > hdd: ATAPI 44X CDROM, ATAPI CD/DVD-ROM drive > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 > ide1 at 0x170-0x177,0x376 on irq 15 > blk: queue c030a5c4, I/O limit 4095Mb (mask 0xffffffff) > hda: 58633344 sectors (30020 MB) w/418KiB Cache, CHS=3649/255/63, (U)DMA <- ??????????
The drive doesn't say to the OS which DMA mode is enabled on it.
> blk: queue c030a928, I/O limit 4095Mb (mask 0xffffffff) > hdc: 12596850 sectors (6450 MB) w/256KiB Cache, CHS=13330/15/63, UDMA(66) <- this is ok > hdd: ATAPI 40X CD-ROM drive, 128kB Cache, UDMA(33) <- ok! > > i have a chip via82c686a (Epox 7-kxa) > at boot time is been detected via82c686a > proc says via82c586b > lspci -vvv no says
Because all VIA IDE chips say they're 586b.
> the udma capabilities is not work propetly i set manually with "hdparm -m 8 -W 1 -X udma5 /dev/hda"
The chip doesn't support UDMA5. The highest speed it supports is UDMA3 (UDMA66).
> whats happening here?
Nothing unusual.
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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