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SubjectRe: UMC 8881/8886 chipset wrote:
> In article <>,
> John Sullivan <> wrote:
> >and I don't have access to 8673/8881 to test those... I'll post the
> >patch for this sometime tomorrow however.
> Here it is. You'll need hdparm to take advantage, and it ought to be a
> whole lot cleaner. PIO mode 3 works for me. Pushing it higher could do
> seriously strange things. Best to test timings on a read-only
> filesystem, and power-cycle if it locks up.
> To activate it you'll need to enable umc8672 support in the kernel
> config, and use ide0=umc8672 on the kernel command-line.

hmm.. saw this, and said to myself: I feel brave. I believe I have one
of these.

so, I tried it. No go.

here's what /proc/pci says:

PCI devices found:
Bus 0, device 18, function 1:
IDE interface: UMC UM8886BF (rev 16).
Fast devsel. IRQ 14. Master Capable. No bursts.
I/O at 0x170.
I/O at 0x374.
I/O at 0xffe0.
I/O at 0xfff0.
I/O at 0xffa0.
Bus 0, device 18, function 0:
ISA bridge: UMC UM8886A (rev 14).
Medium devsel. Master Capable. No bursts.
Bus 0, device 16, function 0:
Host bridge: UMC UM8881F (rev 4).
Medium devsel. Master Capable. No bursts.
Bus 0, device 12, function 0:
VGA compatible controller: Trident TG 9660 (rev 211).
Medium devsel. Fast back-to-back capable. IRQ 12.
Non-prefetchable 32 bit memory at 0xff400000.
Non-prefetchable 32 bit memory at 0xffbe0000.

Did they change something?

Thomas Davis | Kaneca International Support Services
4339 Wakeley | "No Linux box is too slow for us!"
Omaha, NE 68131 |

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