Update IntelFspPkg to support FSP1.1

[mirror_edk2.git] / IntelFspPkg / FspSecCore / Ia32 / FspHelper.asm

diff --git a/IntelFspPkg/FspSecCore/Ia32/FspHelper.asm b/IntelFspPkg/FspSecCore/Ia32/FspHelper.asm
new file mode 100644 (file)
index 0000000..51fd365
--- /dev/null
+++ b/IntelFspPkg/FspSecCore/Ia32/FspHelper.asm
@@ -0,0 +1,33 @@
+;; @file\r
+;  Provide FSP helper function.\r
+;\r
+; Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>\r
+; This program and the accompanying materials\r
+; are licensed and made available under the terms and conditions of the BSD License\r
+; which accompanies this distribution.  The full text of the license may be found at\r
+; http://opensource.org/licenses/bsd-license.php.\r
+;\r
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+;;\r
+\r
+    .586p\r
+    .model  flat,C\r
+    .code\r
+\r
+FspInfoHeaderRelativeOff    PROC      NEAR    PRIVATE\r
+   ;\r
+   ; This value will be pached by the build script\r
+   ;\r
+   DD    012345678h\r
+FspInfoHeaderRelativeOff    ENDP\r
+\r
+GetFspBaseAddress           PROC      NEAR    PUBLIC\r
+   mov   eax, GetFspBaseAddress\r
+   sub   eax, dword ptr [FspInfoHeaderRelativeOff]\r
+   add   eax, 01Ch\r
+   mov   eax, dword ptr [eax]\r
+   ret\r
+GetFspBaseAddress           ENDP\r
+\r
+     END
\ No newline at end of file