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Diffstat (limited to 'src/cpu/intel/microcode')
-rw-r--r--src/cpu/intel/microcode/microcode_asm.S13
1 files changed, 6 insertions, 7 deletions
diff --git a/src/cpu/intel/microcode/microcode_asm.S b/src/cpu/intel/microcode/microcode_asm.S
index 039e02a2b7..319785d2de 100644
--- a/src/cpu/intel/microcode/microcode_asm.S
+++ b/src/cpu/intel/microcode/microcode_asm.S
@@ -88,11 +88,6 @@ update_bsp_microcode:
* Current installed microcode revision -> %edx
*/
- /* Processor family+model signature=cpuid_eax(1) */
- movl $1, %eax
- cpuid
- movl %eax, %ebx
-
/* Processor flags
* rdmsr 0x17
* pf = 1 << ((msr.hi >> 18) & 7) */
@@ -113,6 +108,10 @@ update_bsp_microcode:
wrmsr
movl $0x1, %eax
cpuid
+
+ /* Processor family+model signature=cpuid_eax(1) */
+ movl %eax, %ebx
+
movl $IA32_BIOS_SIGN_ID, %ecx
rdmsr
@@ -126,8 +125,8 @@ check_microcode_entry:
jne next_entry
/* Processor flags */
- cmpl PROCESSOR_FLAG(%esi), %ebp
- jne next_entry
+ test PROCESSOR_FLAG(%esi), %ebp
+ jz next_entry
/* Check if revision is higher than current */
cmpl UPDATE_VER_OFFSET(%esi), %edx