Update IntelFspPkg to support FSP1.1

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

diff --git a/IntelFspPkg/FspSecCore/Ia32/FspHelper.s b/IntelFspPkg/FspSecCore/Ia32/FspHelper.s
new file mode 100644 (file)
index 0000000..40b822a
--- /dev/null
+++ b/IntelFspPkg/FspSecCore/Ia32/FspHelper.s
@@ -0,0 +1,33 @@
+#------------------------------------------------------------------------------\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
+# Abstract:\r
+#\r
+#   Provide FSP helper function.\r
+#\r
+#------------------------------------------------------------------------------\r
+\r
+ASM_GLOBAL ASM_PFX(FspInfoHeaderRelativeOff)\r
+ASM_PFX(FspInfoHeaderRelativeOff):\r
+   #\r
+   # This value will be pached by the build script\r
+   #\r
+   .long    0x012345678\r
+\r
+\r
+ASM_GLOBAL ASM_PFX(GetFspBaseAddress)\r
+ASM_PFX(GetFspBaseAddress):\r
+   mov    $GetFspBaseAddress, %eax\r
+   sub    $FspInfoHeaderRelativeOff, %eax\r
+   add    $0x01C, %eax\r
+   mov    (%eax), %eax\r
+   ret\r
+\r