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authorKyösti Mälkki <kyosti.malkki@gmail.com>2012-02-29 21:17:18 +0200
committerSven Schnelle <svens@stackframe.org>2012-02-29 20:58:14 +0100
commit730c0eec43a4be5d2b8d7b2450bd0fdebd4253a4 (patch)
tree0648608bbbd6e8b5c88f19b0c4f6f6ce98799e51
parentb99bc43ee0893651ec81e6e3aabecae9d361be98 (diff)
Fix x86 cpu_phys_address_size
After CPUID, requested feature flag is in edx, not eax. Change-Id: I9ce27c22186f17cc64986be342d7d1ac78a79898 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/688 Tested-by: build bot (Jenkins) Reviewed-by: Sven Schnelle <svens@stackframe.org>
-rw-r--r--src/arch/x86/lib/cpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/arch/x86/lib/cpu.c b/src/arch/x86/lib/cpu.c
index ada57e22fe..8aacaac196 100644
--- a/src/arch/x86/lib/cpu.c
+++ b/src/arch/x86/lib/cpu.c
@@ -147,7 +147,7 @@ int cpu_phys_address_size(void)
if (cpu_cpuid_extended_level() >= 0x80000008)
return cpuid_eax(0x80000008) & 0xff;
- if (cpuid_eax(1) & (CPUID_FEATURE_PAE | CPUID_FEATURE_PSE36))
+ if (cpuid_edx(1) & (CPUID_FEATURE_PAE | CPUID_FEATURE_PSE36))
return 36;
return 32;
}