UefiCpuPkg/CpuMpPei: Initialize FPU per UEFI specification

[mirror_edk2.git] / UefiCpuPkg / CpuMpPei / Ia32 / MpFuncs.nasm

diff --git a/UefiCpuPkg/CpuMpPei/Ia32/MpFuncs.nasm b/UefiCpuPkg/CpuMpPei/Ia32/MpFuncs.nasm
index 379f13e6db22fe1808b84035907499f93d6f8c0a..4a1aa71b8d3852da3e7d9a32f3e6b01d116ab3fd 100644 (file)
--- a/UefiCpuPkg/CpuMpPei/Ia32/MpFuncs.nasm
+++ b/UefiCpuPkg/CpuMpPei/Ia32/MpFuncs.nasm
@@ -19,6 +19,7 @@
 ;-------------------------------------------------------------------------------
 
 %include "MpEqu.inc"
+extern ASM_PFX(InitializeFloatingPointUnits)
 
 SECTION .text
 
@@ -114,6 +115,8 @@ CProcedureInvoke:
     push       ebp
     mov        ebp, esp
 
+    mov        eax, ASM_PFX(InitializeFloatingPointUnits)
+    call       eax               ; Call assembly function to initialize FPU per UEFI spec
 
     push       ebx               ; Push NumApsExecuting
     mov        eax, esi