Re: PATA failure with piix, works with libata

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On Gwe, 2006-03-03 at 18:39 +0000, Matthew Garrett wrote:
> and everything is fine, including CD access. Loading piix gives me the 
> following:

> which seems ok. However, loading ide-cd gives:
> 
> [4294983.732000] hda: status error: status=0x58 { DriveReady SeekComplete DataRequest }
> [4294983.732000] ide: failed opcode was: unknown
> [4294983.732000] hda: drive not ready for command

No suprise. Bits of ide/pci/piix.c only work because the BIOS setup did
some stuff we needed and in places with CD and DMA through luck alone.

> and insmod never returns. After this, the IDE interrupt is firing about 
> 80000 times a second. 

Make sure the IRQ is setup properly. Legacy mode IRQs are level
triggered which might fit this description.

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