Re: Athlon: Try this (was: Re: Athlon bug stomping #2)

[jury gerold]

Petr Vandrovec wrote:

>>+static void __init pci_fixup_athlon_bug(struct pci_dev *d)
>>+{ 
>>+       u8 v; 
>>+       pci_read_config_byte(d, 0x55, &v);
>>+       if(v & 0x80) {
>>+               printk(KERN_NOTICE "Stomping on Athlon bug.\n");
>>+               v &= 0x7f; /* clear bit 55.7 */
>>+               pci_write_config_byte(d, 0x55, v);
>>+       }
>>+}
>>
>>Well, these are cosmetic changes anyway...
>>What is more important now:
>>1) Do we have people who still see Athlon bug with the patch?
>>
>
>Just by any chance - does anybody have KT133 (not KT133A)
>datasheet? I just noticed at home that my KT133 has reg 55 set
>to 0x89 and it happilly lives... So maybe some BIOS vendors
>used KT133 instead of KT133A BIOS image?
>
Same here ... with a board from gigabyte
I had to replace a 128MB PC100 RAM module (maybe related, maybe not)
but now it works.

Gerold Jury