summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSven Schnelle <svens@stackframe.org>2012-01-31 22:10:28 +0100
committerSven Schnelle <svens@stackframe.org>2012-01-31 22:47:39 +0100
commit7363ca35f06f3a3ac398812812b75118aab8c6bf (patch)
tree67472ed7c08b1f6b0b9d755bfa7a7fbf9c9c2247
parentbba0346ef5406b085d15226ec43db4bbeee0ef92 (diff)
X86: fix cpu_phys_address_size()
CPUs with CPUID level >= 0x80000008 can return the number of physical address bits. Change-Id: I1c0523b6a091c476af838d173ed9030280360d7f Signed-off-by: Sven Schnelle <svens@stackframe.org> Reviewed-on: http://review.coreboot.org/599 Tested-by: build bot (Jenkins)
-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 aaa0a16185..ada57e22fe 100644
--- a/src/arch/x86/lib/cpu.c
+++ b/src/arch/x86/lib/cpu.c
@@ -144,7 +144,7 @@ int cpu_phys_address_size(void)
if (!(have_cpuid_p()))
return 32;
- if (cpu_cpuid_extended_level() > 0x80000008)
+ if (cpu_cpuid_extended_level() >= 0x80000008)
return cpuid_eax(0x80000008) & 0xff;
if (cpuid_eax(1) & (CPUID_FEATURE_PAE | CPUID_FEATURE_PSE36))