Messages in this thread | | | Date | Mon, 9 Jul 2007 10:49:30 +0100 | From | Alan Cox <> | Subject | Re: [BUG] IT8212 libata driver *still* hard-freezes system on boot on 2.6.22 final. |
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On Sun, 08 Jul 2007 20:23:24 -0500 Rodney Gordon II <meff@spherevision.org> wrote:
> Have been quite busy, and I regret I haven't tried a rc kernel in > awhile, but, this bug has gone un-fixed still.. Thought I'd throw in > another "heads up".. > > 2.6.22 hang: http://spherevision.org/sync/visual/itelock.jpg > lspci -vvv: http://spherevision.org/sync/tmp/lspci.out > > Pentium-D 830 3.0GHz Dualcore on a ASUS P5LD2 with latest bios rev. > 1804. > > SysRq does not work when this locks up. > > Patches, info, things to try, anything is welcome, I am available for > awhile now and will try anything to get this working.
I'm at a bit of a loss on this one I'm afraid - it seems to be specific to a couple of boards and every IT821x box I can lay my paws on works beautifully.
It would be useful to know if a kernel built with no DMA support for the IT8212 behaved as that might give us a clue about what is choking. If you look in drivers/ata/pata_it821x.c:it821x_init_one you'll see a pair of lines that say
mwdma = 0x1f, udma_mask = 0x7f
remove, rebuild and report..
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