diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-11-02 18:27:55 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-11-02 18:27:55 +0000 |
| commit | 3c0a051fa2bc443cee65d25fda74771f47cbb8eb (patch) | |
| tree | 9f38abf3ece1023dae178ad0452bab8c4e20000b /OvmfPkg/Library/LoadLinuxLib/X64 | |
| parent | f6c6c020286e230a4d72e4f91ab433e5619e83af (diff) | |
| download | edk2-platforms-3c0a051fa2bc443cee65d25fda74771f47cbb8eb.tar.xz | |
OvmfPkg: Add LoadLinuxLib library implementation
This code is based on efilinux's bzimage support.
git://git.kernel.org/pub/scm/boot/efilinux/efilinux.git
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Matt Fleming <matt.fleming@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13922 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg/Library/LoadLinuxLib/X64')
| -rw-r--r-- | OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S | 30 | ||||
| -rw-r--r-- | OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.asm | 34 |
2 files changed, 64 insertions, 0 deletions
diff --git a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S new file mode 100644 index 0000000000..9ae755b067 --- /dev/null +++ b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.S @@ -0,0 +1,30 @@ +#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006 - 2011, 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
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php.
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#------------------------------------------------------------------------------
+
+ASM_GLOBAL ASM_PFX(JumpToKernel)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# JumpToKernel (
+# VOID *KernelStart, // %rcx
+# VOID *KernelBootParams // %rdx
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(JumpToKernel):
+ movq %rdx, %rsi
+ addq $0x200, %rcx
+ callq %rcx
+ ret
+
diff --git a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.asm b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.asm new file mode 100644 index 0000000000..ed53321c23 --- /dev/null +++ b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.asm @@ -0,0 +1,34 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2012, 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
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; JumpToKernel (
+; VOID *KernelStart, // rcx
+; VOID *KernelBootParams // rdx
+; );
+;------------------------------------------------------------------------------
+JumpToKernel PROC
+
+ mov rsi, rdx
+ add rcx, 200h
+ call rcx
+ ret
+
+JumpToKernel ENDP
+
+END
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