diff options
author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-01-16 06:50:08 +0000 |
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committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-01-16 06:50:08 +0000 |
commit | a205121e3cafaa2ec78f5392097392cc4ed31db4 (patch) | |
tree | 7fd1c8c56957314292e2a90a6277f35b9838c4cd /OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S | |
parent | c61a56f208a6b3ca49b7542a81e75c141a198d6f (diff) | |
download | edk2-platforms-a205121e3cafaa2ec78f5392097392cc4ed31db4.tar.xz |
OvmfPkg: LoadLinuxLib: Use kernel's EFI entry point where available
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14053 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S')
-rw-r--r-- | OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S index d9b991b703..5b8c29a3ae 100644 --- a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S +++ b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S @@ -1,6 +1,6 @@ #------------------------------------------------------------------------------
#
-# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
#
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@@ -13,6 +13,7 @@ #------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(JumpToKernel)
+ASM_GLOBAL ASM_PFX(JumpToUefiKernel)
#------------------------------------------------------------------------------
# VOID
@@ -67,3 +68,24 @@ ASM_PFX(JumpToKernel): ret
.code64
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# JumpToUefiKernel (
+# EFI_HANDLE ImageHandle,
+# EFI_SYSTEM_TABLE *SystemTable,
+# VOID *KernelBootParams,
+# VOID *KernelStart
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(JumpToUefiKernel):
+ movq %rcx, %rdi
+ movq %rdx, %rsi
+ movq %r8, %rdx
+ xor %rax, %rax
+ movl 0x264(%r8), %eax
+ addq %rax, %r9
+ addq $0x200, %r9
+ callq %r9
+ ret
+
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