[coreboot] Only UDMA/33 PATA on m57sli, UDMA/66 with factory BIOS

Peter Stuge peter at stuge.se
Tue Jul 7 21:47:57 CEST 2009

Harald Gutmann wrote:
> PCI registers on coreboot address 0x52 (from the IDE device) has
> value FF while proprietary has value 99. This is the so called

Fair enough, but this is the "output" of coreboot. The tricky part
is to find the "input" for the coreboot code. How to find out which
cable type is really attached, on this chipset?

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