ArmPlatformPkg/ArmPlatformLib: Introduce ArmPlatformSecBootAction function

[mirror_edk2.git] / ArmPlatformPkg / ArmRealViewEbPkg / Library / ArmRealViewEbLibRTSM / ArmRealViewEbBoot.S

diff --git a/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEbBoot.S b/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEbBoot.S
index 037efd9c20ebbb35dd048a2231196b40903588b5..3f8c9ce52009c1cecda03e49a953f7b9acb249e8 100755 (executable)
--- a/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEbBoot.S
+++ b/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEbBoot.S
@@ -20,8 +20,21 @@
 .text\r
 .align 3\r
 \r
+GCC_ASM_EXPORT(ArmPlatformSecBootAction)\r
 GCC_ASM_EXPORT(ArmPlatformInitializeBootMemory)\r
 \r
+/**\r
+  Call at the beginning of the platform boot up\r
+\r
+  This function allows the firmware platform to do extra actions at the early\r
+  stage of the platform power up.\r
+\r
+  Note: This function must be implemented in assembler as there is no stack set up yet\r
+\r
+**/\r
+ASM_PFX(ArmPlatformSecBootAction):\r
+  bx  lr\r
+\r
 /**\r
   Initialize the memory where the initial stacks will reside\r
 \r