xref: /aosp_15_r20/external/coreboot/src/northbridge/intel/i945/errata.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c) 
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <stdint.h>
4 
5 #include "i945.h"
6 #include "raminit.h"
7 
fixup_i945gm_errata(void)8 int fixup_i945gm_errata(void)
9 {
10 	u32 reg32;
11 
12 	/* Mobile Intel 945 Express only */
13 	reg32 = mchbar_read32(FSBPMC3);
14 	reg32 &= ~((1 << 13) | (1 << 29));
15 	mchbar_write32(FSBPMC3, reg32);
16 
17 	return 0;
18 }
19