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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-20 12:36:38 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-20 12:36:38 -0700 |
| commit | b1ae8d3a00530c035ef97fa4d97f4bee9be75c43 (patch) | |
| tree | 6d98f8048b68643803c6a70fba503c18126bd8d1 /arch/x86/kernel/geode_32.c | |
| parent | 55017923f699471f68c1469d5f3ff141dd416ab4 (diff) | |
| parent | ffe6e1da86d21d7855495b5a772c93f050258f6e (diff) | |
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86, geode: add a VSA2 ID for General Software
x86: use BOOTMEM_EXCLUSIVE on 32-bit
x86, 32-bit: fix boot failure on TSC-less processors
x86: fix NULL pointer deref in __switch_to
x86: set PAE PHYSICAL_MASK_SHIFT to 44 bits.
Diffstat (limited to 'arch/x86/kernel/geode_32.c')
| -rw-r--r-- | arch/x86/kernel/geode_32.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/geode_32.c b/arch/x86/kernel/geode_32.c index e8edd63ab000..9b08e852fd1a 100644 --- a/arch/x86/kernel/geode_32.c +++ b/arch/x86/kernel/geode_32.c @@ -166,6 +166,8 @@ int geode_has_vsa2(void) static int has_vsa2 = -1; if (has_vsa2 == -1) { + u16 val; + /* * The VSA has virtual registers that we can query for a * signature. @@ -173,7 +175,8 @@ int geode_has_vsa2(void) outw(VSA_VR_UNLOCK, VSA_VRC_INDEX); outw(VSA_VR_SIGNATURE, VSA_VRC_INDEX); - has_vsa2 = (inw(VSA_VRC_DATA) == VSA_SIG); + val = inw(VSA_VRC_DATA); + has_vsa2 = (val == AMD_VSA_SIG || val == GSW_VSA_SIG); } return has_vsa2; |