diff options
Diffstat (limited to 'UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm')
| -rw-r--r-- | UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm b/UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm index 99669ce95..3ddf26c29 100644 --- a/UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm +++ b/UefiCpuPkg/CpuMpPei/X64/MpFuncs.nasm @@ -19,6 +19,7 @@ ;------------------------------------------------------------------------------- %include "MpEqu.inc" +extern ASM_PFX(InitializeFloatingPointUnits) DEFAULT REL @@ -155,6 +156,10 @@ CProcedureInvoke: push rbp mov rbp, rsp + mov rax, ASM_PFX(InitializeFloatingPointUnits) + sub rsp, 20h + call rax ; Call assembly function to initialize FPU per UEFI spec + add rsp, 20h mov edx, ebx ; edx is NumApsExecuting mov ecx, esi |