Re: [coreboot] [commit] r6582 - trunk/src/mainboard/amd/persimmon

[Peter Stuge]

repository service wrote:
> +++ trunk/src/mainboard/amd/persimmon/romstage.c	Sun May 15 23:48:22 2011	(r6582)

..
> volatile u32 *spiBase = (void *) 0xa0000000;
> u32 save;
> __outdword (0xcf8, 0x8000a3a0);
> save = __indword (0xcfc);
> __outdword (0xcfc, (u32) spiBase | 2); // set temp MMIO base
> spiBase [3] = (spiBase [3] & ~(3 << 14)) | (1 << 14);
> spiBase [0] |= 1 << 18; // fast read enable
> __outdword (0xcfc, save); // clear temp base

Are there some PCI access functions available also in romstage?

//Peter