diff options
| -rw-r--r-- | MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm | 2 | ||||
| -rw-r--r-- | MdePkg/Library/BaseLib/Ia32/FlushCacheLine.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm index a64f96bf7e..1979f6d9eb 100644 --- a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm +++ b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm @@ -39,7 +39,9 @@ AsmFlushCacheLine PROC ; then promote flush range to flush entire cache.
;
mov eax, 1
+ push ebx
cpuid
+ pop ebx
mov eax, [esp + 4]
test edx, BIT19
jz @F
diff --git a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.c b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.c index 7ad12aba14..7ac4af353f 100644 --- a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.c +++ b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.c @@ -45,7 +45,7 @@ AsmFlushCacheLine ( cpuid
test edx, BIT19
jz NoClflush
- mov eax, [esp + 4]
+ mov eax, dword ptr [LinearAddress]
clflush [eax]
jmp Done
NoClflush:
|