diff options
author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2012-02-15 15:55:57 +0200 |
---|---|---|
committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2012-02-16 01:55:50 +0100 |
commit | 53c1d204ed134017e9a04d68f175bb7f6c6e0915 (patch) | |
tree | b2fe077430d29698d4ba3b3fd6d39390913536a9 /src/cpu/intel/model_6ex/cache_as_ram.inc | |
parent | adf105fe45d70f4ac255e96b0308c65e2587d785 (diff) |
Intel cpus: use CPU_PHYSMASK_HI define in CAR
Unifies models 6ex, 6fx and 106cx.
Change-Id: I2bb632c7148a7d937f24eb559f7f4e539d227470
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/638
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/cpu/intel/model_6ex/cache_as_ram.inc')
-rw-r--r-- | src/cpu/intel/model_6ex/cache_as_ram.inc | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/cpu/intel/model_6ex/cache_as_ram.inc b/src/cpu/intel/model_6ex/cache_as_ram.inc index 18ada2965b..08f5b1138d 100644 --- a/src/cpu/intel/model_6ex/cache_as_ram.inc +++ b/src/cpu/intel/model_6ex/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 @@ -64,7 +67,7 @@ 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. */ @@ -112,7 +115,7 @@ 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 */ @@ -197,7 +200,7 @@ clear_mtrrs: wrmsr movl $MTRRphysMask_MSR(0), %ecx movl $(~(CONFIG_RAMTOP - 1) | MTRRphysMaskValid), %eax - movl $0x0000000f, %edx // 36bit address space + movl $CPU_PHYSMASK_HI, %edx wrmsr /* Enable caching and Speculative Reads for the last 4MB. */ @@ -207,7 +210,7 @@ clear_mtrrs: wrmsr movl $MTRRphysMask_MSR(1), %ecx movl $(~(4 * 1024 * 1024 - 1) | MTRRphysMaskValid), %eax - movl $0x0000000f, %edx // 36bit address space + movl $CPU_PHYSMASK_HI, %edx wrmsr post_code(0x39) |