Re: [ide-]scsi timeouts while writing cdrom

[Steven Walter]

Alright.  If you don't already have "Intel PIIXn chipset support" and
"PIIXn Tuning support" turned on in your config, do so.  See if it
helps.

On Tue, Sep 18, 2001 at 02:10:33PM -0700, Joseph Cheek wrote:
> piix4.  this is an older p2/350 udma-33 machine.
> 
> Sep 18 08:58:22 sanfrancisco kernel: block: queued sectors max/low 
> 169288kB/56429kB, 512 slots per queue
> Sep 18 08:58:22 sanfrancisco kernel: RAMDISK driver initialized: 16 RAM 
> disks of 4096K size 1024 blocksize
> Sep 18 08:58:22 sanfrancisco kernel: Uniform Multi-Platform E-IDE driver 
> Revision: 6.31
> Sep 18 08:58:22 sanfrancisco kernel: ide: Assuming 33MHz system bus 
> speed for PIO modes; override with idebus=xx
> Sep 18 08:58:22 sanfrancisco kernel: PIIX4: IDE controller on PCI bus 00 
> dev a1
> Sep 18 08:58:22 sanfrancisco kernel: PIIX4: chipset revision 1
> Sep 18 08:58:22 sanfrancisco kernel: PIIX4: not 100%% native mode: will 
> probe irqs later
> Sep 18 08:58:22 sanfrancisco kernel:     ide0: BM-DMA at 0x10e0-0x10e7, 
> BIOS settings: hda:DMA, hdb:DMA
> Sep 18 08:58:22 sanfrancisco kernel:     ide1: BM-DMA at 0x10e8-0x10ef, 
> BIOS settings: hdc:DMA, hdd:DMA
> Sep 18 08:58:22 sanfrancisco kernel: hda: IBM-DJNA-370910, ATA DISK drive
> Sep 18 08:58:22 sanfrancisco kernel: hdb: QUANTUM FIREBALL EX12.7A, ATA 
> DISK drive
> Sep 18 08:58:22 sanfrancisco kernel: hdc: LITE-ON LTR-12101B, ATAPI 
> CD/DVD-ROM drive
> Sep 18 08:58:22 sanfrancisco kernel: hdd: Compaq CRD-8322B, ATAPI 
> CD/DVD-ROM drive
> Sep 18 08:58:22 sanfrancisco kernel: ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> Sep 18 08:58:22 sanfrancisco kernel: ide1 at 0x170-0x177,0x376 on irq 15
> Sep 18 08:58:22 sanfrancisco kernel: hda: 17773500 sectors (9100 MB) 
> w/1966KiB Cache, CHS=18807/15/63, UDMA(33)
> Sep 18 08:58:22 sanfrancisco kernel: hdb: 24901632 sectors (12750 MB) 
> w/418KiB Cache, CHS=26350/15/63, UDMA(33)
> Sep 18 08:58:22 sanfrancisco kernel: Partition check:
> Sep 18 08:58:22 sanfrancisco kernel:  hda: [PTBL] [1175/240/63] hda1 
> hda2 hda3 hda4
> Sep 18 08:58:22 sanfrancisco kernel:  hdb: [EZD] [remap 0->1] 
> [1550/255/63] hdb1 hdb2
> 
> Steven Walter wrote:
> 
> >What chipset are you using?
> >
> >On Tue, Sep 18, 2001 at 12:22:49PM -0700, Joseph Cheek wrote:
> >
> >>cool, i turned off DMA on both cd's and it works now!  i still get 
> >>timeouts but not enough to crash the system.
> >>
> >>Steven Walter wrote:
> >>
> >>>With what drive chipset is this?
> >>>
> >>>In any event, try doing an 'hdparm -d0 /dev/hdd' and see if that fixes
> >>>it.  That will turn off DMA on the CD-RW, which is probably causing the
> >>>trouble.  If not, see if turning off DMA on /all/ the drives fixes it.
> >>>
> >>>I had a problem similar to this on my system, with an AMD-751 ide
> >>>controller.  To fix it, all I had to do was turn on CONFIG_EXPERIMENTAL
> >>>and then "AMD Viper ATA-66 Override (WIP)".  After that, the problem
> >>>went away.
> >>>
> >>>On Fri, Sep 14, 2001 at 09:36:26PM -0700, Joseph Cheek wrote:
> >>>
> >>>>hello all,
> >>>>
> >>>>my shiny new cdrw hangs the system when i try to burn a cdrom.  i've got a
> >>>>a completely IDE system.  hda and hdb are hard drives while hdc is a
> >>>>standard cdrom and hdd is a cdrw.
> >>>>
> >>>>while burning cdrecord writes a couple of tracks and then the whole system
> >>>>freezes [i need to hard power off].  i can blank cdrw's in the drive just
> >>>>fine, however.  i'm running 2.4.9-ac10 SMP [on a single-proc system] and
> >>>>all partitions are ext3.  ide-scsi is loaded as a module at boot.
> >>>>
> >>>>here's what /var/log/messages shows:
> >>>>
> >>>>Sep 14 21:12:45 sanfrancisco kernel: scsi : aborting command due to
> >>>>timeout : pid 0, scsi0, channel 0, id 1, lun 0 0x00 00 00 00 00 00
> >>>>Sep 14 21:12:54 sanfrancisco kernel: Device not ready.  Make sure there is
> >>>>a disc in the drive.
> >>>>Sep 14 21:12:55 sanfrancisco last message repeated 2 times
> >>>>Sep 14 21:13:20 sanfrancisco kernel: hdb: timeout waiting for DMA
> >>>>Sep 14 21:13:20 sanfrancisco kernel: ide_dmaproc: chipset supported
> >>>>ide_dma_timeout func only: 14
> >>>>Sep 14 21:13:26 sanfrancisco kernel: scsi : aborting command due to
> >>>>timeout : pid 0, scsi0, channel 0, id 1, lun 0 0x43 00 00 00 00 00 00 00
> >>>>0c 00
> >>>>Sep 14 21:13:37 sanfrancisco kernel: scsi : aborting command due to
> >>>>timeout : pid 0, scsi0, channel 0, id 0, lun 0 0x2a 00 00 00 05 92 00 00
> >>>>1f 00
> >>>>Sep 14 21:13:37 sanfrancisco kernel: hdc: timeout waiting for DMA
> >>>>Sep 14 21:13:37 sanfrancisco kernel: ide_dmaproc: chipset supported
> >>>>ide_dma_timeout func only: 14
> >>>>Sep 14 21:13:37 sanfrancisco kernel: hdd: status timeout: status=0xd8 {
> >>>>Busy }
> >>>>Sep 14 21:13:37 sanfrancisco kernel: hdd: DMA disabled
> >>>>Sep 14 21:13:37 sanfrancisco kernel: hdd: drive not ready for command
> >>>>Sep 14 21:13:41 sanfrancisco kernel: hdd: ATAPI reset complete
> >>>>Sep 14 21:13:41 sanfrancisco kernel: hdd: irq timeout: status=0xd0 { Busy
> >>>>}
> >>>>Sep 14 21:13:42 sanfrancisco kernel: hdd: ATAPI reset complete
> >>>>Sep 14 21:13:42 sanfrancisco kernel: hdd: irq timeout: status=0x80 { Busy
> >>>>}
> >>>>Sep 14 21:13:42 sanfrancisco kernel: scsi0 channel 0 : resetting for
> >>>>second half of retries.
> >>>>Sep 14 21:13:42 sanfrancisco kernel: SCSI bus is being reset for host 0
> >>>>channel 0.
> >>>>
> >>>>any guesses?
> >>>>
> >>>>thanks!
> >>>>
> >>>>joe
> >>>>
> >>>>-
> >>>>To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> >>>>
> >
> 

-- 
-Steven
In a time of universal deceit, telling the truth is a revolutionary act.
			-- George Orwell
Freedom is slavery. Ignorance is strength. War is peace.
			-- George Orwell