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ArmPlatform/ArmPlatformLib: Introduced ArmPlatformPeiBootAction()

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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
This commit is contained in:
oliviermartin
2013-05-10 12:49:10 +00:00
parent 2d45f194d9
commit b5a572238d
19 changed files with 91 additions and 21 deletions
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7
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/Arm/RTSMHelper.S
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@@ -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 (