Messages in this thread Patch in this message | | | Date | Mon, 13 Dec 2004 22:47:32 +0100 | From | Bartlomiej Zolnierkiewicz <> | Subject | Re: [2.6.10-rc2+] ide1=ata66 -- OBSOLETE OPTION, WILL BE REMOVED SOON! |
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On Sun, 05 Dec 2004 20:23:13 +0100, Rene Herman <rene.herman@keyaccess.nl> wrote: > Hi Bart.
Hi,
> I see your 2004-11-01 IDE update: > > http://lkml.org/lkml/2004/11/1/158 > > obsoleted the idex=ata66 option, saying that it "should be handled by > host drivers needing it". As far as I can see, amd74xx does not handle this? > > I do need a way to force an 80c cable on this AMD756 (ATA66 max) board, > since the BIOS doesn't seem to be setting the cable bits correctly.
Ugh, I checked AMD datasheets and AMD756 doesn't support host side cable detection. Well, we can try doing disk side only for it. [ ATi and ITE (in -ac kernels) drivers are also doing this. ]
--- amd74xx.c.orig 2004-11-02 14:17:14.000000000 +0100 +++ amd74xx.c 2004-12-13 22:41:50.406229168 +0100 @@ -344,10 +344,8 @@ break; case AMD_UDMA_66: - pci_read_config_dword(dev, AMD_UDMA_TIMING, &u); - for (i = 24; i >= 0; i -= 8) - if ((u >> i) & 4) - amd_80w |= (1 << (1 - (i >> 4))); + /* no host side cable detection */ + amd_80w = 0x03; break; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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