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author | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-09-22 09:19:59 +0000 |
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committer | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-09-22 09:19:59 +0000 |
commit | 82dae5efb31a4865f3f30be41a28c83d98c1d4ed (patch) | |
tree | c45b3c12d454dde75e4e3732fdfc46dd1dba930f /OvmfPkg/Sec | |
parent | 60bd4ccd45aa4077a0192364a7b97f9066192e58 (diff) | |
download | edk2-platforms-82dae5efb31a4865f3f30be41a28c83d98c1d4ed.tar.xz |
Fix bug that home addresses for register parameters must be allocated for calling C function from X64 assembly code to follow x64 calling convention.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9303 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg/Sec')
-rw-r--r-- | OvmfPkg/Sec/X64/SecEntry.S | 1 | ||||
-rw-r--r-- | OvmfPkg/Sec/X64/SecEntry.asm | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/OvmfPkg/Sec/X64/SecEntry.S b/OvmfPkg/Sec/X64/SecEntry.S index 9855ea9d81..a1de5e674b 100644 --- a/OvmfPkg/Sec/X64/SecEntry.S +++ b/OvmfPkg/Sec/X64/SecEntry.S @@ -55,5 +55,6 @@ ASM_PFX(_ModuleEntryPoint): movq %rsi, %rdx movq %rdi, %r8 movq %rsp, %r9 + subq $0x20, %rsp call ASM_PFX(SecCoreStartupWithStack) diff --git a/OvmfPkg/Sec/X64/SecEntry.asm b/OvmfPkg/Sec/X64/SecEntry.asm index 8b836de62e..fb38548be3 100644 --- a/OvmfPkg/Sec/X64/SecEntry.asm +++ b/OvmfPkg/Sec/X64/SecEntry.asm @@ -54,6 +54,7 @@ _ModuleEntryPoint PROC PUBLIC mov rdx, rsi
mov r8, rdi
mov r9, rsp
+ sub rsp, 20h
call SecCoreStartupWithStack
_ModuleEntryPoint ENDP
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