Sven Schnelle (svens@stackframe.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/599
-gerrit
commit 9f73df7837c00d07a4f29527c2d10308d708209b Author: Sven Schnelle svens@stackframe.org Date: Tue Jan 31 22:10:28 2012 +0100
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 --- src/arch/x86/lib/cpu.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/arch/x86/lib/cpu.c b/src/arch/x86/lib/cpu.c index aaa0a16..ada57e2 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))