Be sure to mention who sent you there.........
Andre Hedrick
The Linux IDE guy
On Sat, 21 Aug 1999, Dubbs wrote:
> Andrea Arcangeli wrote:
> >
> > On Sat, 21 Aug 1999, Dubbs wrote:
> >
> > >motherboard web site that mentioned that there was a "known" BUG in
> > >either Linux or the BIOS that causes periodic DMA hangs. Is this still
> >
> > Probably it's the bug I discovered some year ago on my old Epox
> > motherboard. The workaround I discovered is to not
> > disable_dma()/enable_dma() in the dma-completation irq. My workaround is
> > been reimplemented inside the PCI-quirks kernel config option (enable it
> > in the kernel configuration and the lockup should disappear).
> >
>
> I have PCI quirks turned on and it doesn't solve the problem. I grep'd
> for VIA in the Configuration directory and found a README about VIA
> chipsets and sound. I followed what it suggested and it still hangs
> within minutes, at most an hour.
>
> Here is a subset of my boot up messages. As you can see, it does see the
> chipset and turn on the workaround.
>
> Linux version 2.2.11 (root@rush.local.net) (gcc version egcs-2.91.66
> 19990314/Linux (egcs-1.1.2 release)) #8 Sat Aug 21 12:15:52 CDT 1999
> Detected 451029983 Hz processor.
> Console: colour VGA+ 80x25
> Calibrating delay loop... 897.84 BogoMIPS
> Memory: 127964k/131072k available (1076k kernel code, 412k reserved,
> 1560k data, 60k init)
> CPU: AMD AMD-K6(tm) 3D+ Processor stepping 01
> Checking 386/387 coupling... OK, FPU using exception 16 error reporting.
> Checking 'hlt' instruction... OK.
> POSIX conformance testing by UNIFIX
> mtrr: v1.35 (19990512) Richard Gooch (rgooch@atnf.csiro.au)
> PCI: PCI BIOS revision 2.10 entry at 0xfb4d0
> PCI: Using configuration type 1
> PCI: Probing PCI hardware
> PCI: 00:38 [1106/0586]: Work around ISA DMA hangs (00)
> Activating ISA DMA hang workarounds.
> Linux NET4.0 for Linux 2.2
> Based upon Swansea University Computer Society NET3.039
> NET4: Unix domain sockets 1.0 for Linux NET4.0.
> NET4: Linux TCP/IP 1.0 for NET4.0
> IP Protocols: ICMP, UDP, TCP, IGMP
> Initializing RT netlink socket
> Starting kswapd v 1.5
> Detected PS/2 Mouse Port.
> Serial driver version 4.27 with no serial options enabled
> ttyS00 at 0x03f8 (irq = 4) is a 16550A
> ttyS01 at 0x02f8 (irq = 3) is a 16550A
> pty: 256 Unix98 ptys configured
> apm: BIOS version 1.2 Flags 0x07 (Driver version 1.9)
> Real Time Clock Driver v1.09
> RAM disk driver initialized: 16 RAM disks of 4096K size
> VP_IDE: IDE controller on PCI bus 00 dev 39
> VP_IDE: not 100% native mode: will probe irqs later
> ide0: BM-DMA at 0xe000-0xe007, BIOS settings: hda:DMA, hdb:DMA
> ide0: VIA Bus-Master (U)DMA Timing Config Success
> hda: Maxtor 84320D4, ATA DISK drive
> hdb: Memorex CRW-1622, ATAPI CDROM drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> hda: Maxtor 84320D4, 4120MB w/256kB Cache, CHS=558/240/63, UDMA
>
> I would love to try to figure this one out but from the sounds of it,
> VIA, needs to fix their buggy chipset because it also hangs at times on
> Windoze (according the the VIA-sound readme). I have not tried Windoze
> because I don't want Windoze on my server for obvious reasons. I may
> have to anyway just to prove that the board is faulty so I can return it
> without a restocking charge. It seems whenever you say Linux, the tech
> support people automatically stop listening and say "It works fine with
> Windows 98". This is the reason I want to figure this one out.
>
> Does anyone know of a good Web site where I can "for sure" purchase PC
> components tested with Linux? I checked VAresearch but AFAIK, they only
> sell complete systems. I prefer to upgrade piece by piece as funds
> become available.
>
> Thanks,
>
> -dbl
>
> -
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