Messages in this thread | | | Date | Mon, 23 Aug 1999 22:10:43 -0700 (PDT) | From | <> | Subject | Re: VIA chipset hangs [ SOLVED ] |
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I want a copy of lspci's output with both cases. This is a key comparision of imperical data against the docs.
Andre Hedrick The Linux IDE guy
On Mon, 23 Aug 1999, Dubbs wrote:
> > > For those who did not see my original post, I had a problem with my new > Tyan 1590 Super Socket 7 mobo running a AMD K6-3 450mhz with 128mb of > PC100 RAM. I also have a Gravis Ultrasound MAX sound card (ISA). > Whenever I used the sound card, my PC would hang hard forcing a reset or > power off. I was able to easily reproduce the hang by playing MP3s and > either locking the screen or by simply doubling the size of my XMMS > window, obviously causing a fair amount of video updating. I also > noticed that switching desktops in Enlightenment seemed to force the > hang. It also locked up last night when I was not using the sound card > at all (modules unloaded and commented out of conf.modules). > > What was done to find the problem, well quite a lot over the past 2-3 > days: > > - Checked the IRQ and DMA settings for all cards. No conflicts. Tried > different IRQ settings for all cards. Played with the PnP BIOS changing > the IRQ and DMA settings to/from PnP. Still hangs. > > - I tried another sound card, same result. > > - Downloaded the latest Tyan BIOS version 1.16. no change. > > - I found a readme file in > /usr/src/linux/Documentation/sound/VIA-chipset that described the same > problem I was having. I followed instructions and it still hung. > > - Turned off APM in BIOS, no change. > > - I removed all my ISA cards except for my sound card, still hangs. > > - It was suggested that I make sure PCI quirks and other IDE and PCI > related kernel settings were on, they were. > > - A few people suggest turning off 'PCI Peer Concurrency' in my BIOS. I > am using Award BIOS and they do not support that option. AMI I > understand does. > > - I rebuilt my kernel with a bare minimum of built in drivers, still > hangs. > > - It was suggested that I use the pciutils package to disable Peer > Concurrency. I did not know the options to the setpci command but > thought maybe Award would be able to help. They had no clue. > > - I called Tyan tech support. It was suggested that I drop my bus speed > to 95mhz or lower to see if my memory supported the 100mhz bus speeds. I > went as low as 66mhz, still hangs. > > - Finally it was suggested that I turn off 'CPU to PCI buffering'. > Bingo! No lockups for 9+ hours. I have been playing MP3s continuously > for 9 hours now with no lock ups. I have tried everything I can to force > the lock up. Right now I am quite confident that my problem is solved. > > Thanks to Heinz Diehl for suggesting that I turn off "CPU to PCI > buffering" in my Award BIOS. Heinz had a number of suggestions to fix > the problem. > > Also thanks to the following people who took the time to suggest > workarounds to my problem: > John Stultz > Andrea Arcangeli > Dan Hollis > Neil Schemenauer > > I plan on following through with Tyan to see why the CPU to PCI > buffering has to be disabled on the Tyan 1590 board. I am not sure if > it's related to just the motherboard, the processor, the memory or what > but I hope to find out. I will post what I find out here. > > Thanks to everyone again! > > > -dbl > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu > Please read the FAQ at http://www.tux.org/lkml/ >
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