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SubjectRe: VIA chipset discussion
On Sat, 20 Jan 2001, Andy Galasso wrote:

> I'm not sure how relevant it is, but FWIW here's what I've got:
>
> MSI 694D Pro Motherboard 2xPIII-800 100MHz FSB
> Linux-2.4.0-prerelease SMP
> Promise FastTrak100 controller card
> 4 IBM DTLA-307030 drives attached to Promise card
> boot params: ide2=0xac00 ide3=0xb400

DON'T the above silly "ide2=0xac00 ide3=0xb400"!

> hde: probing with STATUS(0x50) instead of ALTSTATUS(0xff)
> hdf: probing with STATUS(0x50) instead of ALTSTATUS(0xff)
> hdg: probing with STATUS(0x50) instead of ALTSTATUS(0xff)
> hdh: probing with STATUS(0x50) instead of ALTSTATUS(0xff)

You have no altstatus register because of using 2.2 crippled access on 2.4
fully enabled.

> ide1 at 0x170-0x177,0x376 on irq 15
> ide2 at 0xac00-0xac07,0xae06 on irq 16
> ide3 at 0xb400-0xb407,0xb606 on irq 16 (shared with ide2)

You have now lost your interrupt parser in the driver :-(

> hde:hde: irq timeout: status=0x50 { DriveReady SeekComplete }

No one is to every override the driver on setting up the IO base.

Cheers,


Andre Hedrick
Linux ATA Development

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