From c357fd6a1f79e2d7b0a1bd01994b8d33925bfff5 Mon Sep 17 00:00:00 2001 From: Olivier Martin Date: Fri, 10 Jan 2014 11:27:31 +0000 Subject: ArmPkg/ArmPkg.dec: Redefined PcdSystemMemory(Base|Size) as UINT64 The System Memory region might be out of the 32-bit memory space. This change has been validated on the FVP AArch64 model using 4GB of DRAM at 0x8_0000_0000: - # System Memory (2GB) - gArmTokenSpaceGuid.PcdSystemMemoryBase|0x80000000 - gArmTokenSpaceGuid.PcdSystemMemorySize|0x80000000 + # System Memory (4GB) + gArmTokenSpaceGuid.PcdSystemMemoryBase|0x800000000 + gArmTokenSpaceGuid.PcdSystemMemorySize|0x100000000 EFI Shell and Linux kernel boot successfully. Note: This change has not been validated on AArch32. I expect some early assembly code to not work. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Olivier Martin git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15093 6f19259b-4bc3-4df7-8a09-765794883524 --- ArmPkg/ArmPkg.dec | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'ArmPkg/ArmPkg.dec') diff --git a/ArmPkg/ArmPkg.dec b/ArmPkg/ArmPkg.dec index 1d6231c678..f11243f236 100644 --- a/ArmPkg/ArmPkg.dec +++ b/ArmPkg/ArmPkg.dec @@ -114,8 +114,8 @@ # System Memory (DRAM): These PCDs define the region of in-built system memory # Some platforms can get DRAM extensions, these additional regions will be declared # to UEFI by ArmPLatformPlib - gArmTokenSpaceGuid.PcdSystemMemoryBase|0|UINT32|0x00000029 - gArmTokenSpaceGuid.PcdSystemMemorySize|0|UINT32|0x0000002A + gArmTokenSpaceGuid.PcdSystemMemoryBase|0|UINT64|0x00000029 + gArmTokenSpaceGuid.PcdSystemMemorySize|0|UINT64|0x0000002A # Use ClusterId + CoreId to identify the PrimaryCore gArmTokenSpaceGuid.PcdArmPrimaryCoreMask|0xF03|UINT32|0x00000031 -- cgit v1.2.3