diff options
Diffstat (limited to 'src/cpu/intel/model_6fx')
| -rw-r--r-- | src/cpu/intel/model_6fx/cache_as_ram.inc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/cpu/intel/model_6fx/cache_as_ram.inc b/src/cpu/intel/model_6fx/cache_as_ram.inc index dfc4f3b2b9..25d8de28a1 100644 --- a/src/cpu/intel/model_6fx/cache_as_ram.inc +++ b/src/cpu/intel/model_6fx/cache_as_ram.inc @@ -22,6 +22,9 @@ #include <cpu/x86/mtrr.h> #include <cpu/x86/post_code.h> +#define CPU_MAXPHYADDR 36 +#define CPU_PHYSMASK_HI (1 << (CPU_MAXPHYADDR - 32) - 1) + #define CACHE_AS_RAM_SIZE CONFIG_DCACHE_RAM_SIZE #define CACHE_AS_RAM_BASE CONFIG_DCACHE_RAM_BASE @@ -71,7 +74,7 @@ clear_mtrrs: /* Set Cache-as-RAM mask. */ movl $(MTRRphysMask_MSR(0)), %ecx movl $(~(CACHE_AS_RAM_SIZE - 1) | MTRRphysMaskValid), %eax - movl $0x0000000f, %edx + movl $CPU_PHYSMASK_HI, %edx wrmsr /* Enable MTRR. */ @@ -119,7 +122,7 @@ clear_mtrrs: wrmsr movl $MTRRphysMask_MSR(1), %ecx - movl $0x0000000f, %edx + movl $CPU_PHYSMASK_HI, %edx movl $(~(CONFIG_XIP_ROM_SIZE - 1) | MTRRphysMaskValid), %eax wrmsr #endif /* CONFIG_XIP_ROM_SIZE */ @@ -204,7 +207,7 @@ clear_mtrrs: wrmsr movl $MTRRphysMask_MSR(0), %ecx movl $(~(1024 * 1024 - 1) | MTRRphysMaskValid), %eax - movl $0x0000000f, %edx // 36bit address space + movl $CPU_PHYSMASK_HI, %edx wrmsr post_code(0x39) |