diff options
| author | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-05-10 12:49:10 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-05-10 12:49:10 +0000 |
| commit | b5a572238d3c45ec8d3d0ec2c6ee3e6930458b96 (patch) | |
| tree | d29b612ce62955afab2a4b4425b9b0a7254cedbc /ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM | |
| parent | 2d45f194d98a1ff4f7d78b96a551d903969262b4 (diff) | |
| download | edk2-platforms-b5a572238d3c45ec8d3d0ec2c6ee3e6930458b96.tar.xz | |
ArmPlatform/ArmPlatformLib: Introduced ArmPlatformPeiBootAction()
This function allows platform to do any specific actions prior to
the start the PEI phase.
For instance, this function could be used by some platforms to initialize clocks that
are required at the early stage of the PEI phase.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
Acked-by: Ryan Harkin <ryan.harkin@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14347 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM')
| -rw-r--r-- | ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S | 7 | ||||
| -rw-r--r-- | ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.asm | 5 |
2 files changed, 11 insertions, 1 deletions
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S index 1c256af241..95006c5f25 100644 --- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S +++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S @@ -16,12 +16,14 @@ #include <Library/ArmLib.h>
#include <Library/PcdLib.h>
#include <AutoGen.h>
+#include "AsmMacroIoLib.inc"
#include <Chipset/ArmCortexA9.h>
.text
.align 2
+GCC_ASM_EXPORT(ArmPlatformPeiBootAction)
GCC_ASM_EXPORT(ArmGetCpuCountPerCluster)
GCC_ASM_EXPORT(ArmPlatformIsPrimaryCore)
GCC_ASM_EXPORT(ArmPlatformGetPrimaryCoreMpId)
@@ -30,6 +32,9 @@ GCC_ASM_EXPORT(ArmPlatformGetCorePosition) GCC_ASM_IMPORT(_gPcd_FixedAtBuild_PcdArmPrimaryCore)
GCC_ASM_IMPORT(_gPcd_FixedAtBuild_PcdArmPrimaryCoreMask)
+ASM_PFX(ArmPlatformPeiBootAction):
+ bx lr
+
# IN None
# OUT r0 = SCU Base Address
ASM_PFX(ArmGetScuBaseAddress):
@@ -37,7 +42,7 @@ ASM_PFX(ArmGetScuBaseAddress): # the Configuration BAR as a stack is not necessary setup. The SCU is at the
# offset 0x0000 from the Private Memory Region.
mrc p15, 4, r0, c15, c0, 0
- bx lr
+ bx lr
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.asm b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.asm index 02b9f0f4a7..5befec31ef 100644 --- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.asm +++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.asm @@ -22,6 +22,7 @@ INCLUDE AsmMacroIoLib.inc
+ EXPORT ArmPlatformPeiBootAction
EXPORT ArmGetCpuCountPerCluster
EXPORT ArmPlatformIsPrimaryCore
EXPORT ArmPlatformGetPrimaryCoreMpId
@@ -32,6 +33,10 @@ AREA RTSMHelper, CODE, READONLY
+ArmPlatformPeiBootAction FUNCTION
+ bx lr
+ ENDFUNC
+
// IN None
// OUT r0 = SCU Base Address
ArmGetScuBaseAddress FUNCTION
|