[coreboot] [commit] r6582 - trunk/src/mainboard/amd/persimmon
Peter Stuge
peter at stuge.se
Mon May 16 00:54:34 CEST 2011
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
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