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[V3] SbsaQemu-rme: Add support for SBSA-rme platform #243

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Nov 28, 2024
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[V3] SbsaQemu-rme: Add support for SBSA-rme platform #243

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4 changes: 4 additions & 0 deletions Platform/Qemu/SbsaQemu/Readme.md
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,10 @@ Create a directory $WORKSPACE that would hold source code of the components.
cd $WORKSPACE
build -b RELEASE -a AARCH64 -t GCC5 -p edk2-platforms/Platform/Qemu/SbsaQemu/SbsaQemu.dsc
```
An RME aware SBSA system can be compiled by adding `-D ENABLE_RME` to the
command line above. In that case `bl1.bin` and `fip.bin` also have to be RME
aware. Please refer to TF-A instructions to generate RME enabled binaries.
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Copy SBSA_FLASH0.fd and SBSA_FLASH1.fd to top $WORKSPACE directory.
Then extend the file size to match the machine flash size.
```
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18 changes: 15 additions & 3 deletions Platform/Qemu/SbsaQemu/SbsaQemu.dsc
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Expand Up @@ -11,11 +11,15 @@
#
################################################################################
[Defines]
!if $(ENABLE_RME)
PLATFORM_NAME = SbsaQemuRme
!else
PLATFORM_NAME = SbsaQemu
!endif
PLATFORM_GUID = feb0325c-b93d-4e47-8844-b832adeb9e0c
PLATFORM_VERSION = 0.1
DSC_SPECIFICATION = 0x00010005
OUTPUT_DIRECTORY = Build/SbsaQemu
OUTPUT_DIRECTORY = Build/$(PLATFORM_NAME)
SUPPORTED_ARCHITECTURES = AARCH64
BUILD_TARGETS = DEBUG|RELEASE|NOOPT
SKUID_IDENTIFIER = DEFAULT
Expand Down Expand Up @@ -392,10 +396,18 @@ DEFINE NETWORK_HTTP_BOOT_ENABLE = FALSE
gArmTokenSpaceGuid.PcdVFPEnabled|1

# System Memory Base -- fixed
gArmTokenSpaceGuid.PcdSystemMemoryBase|0x10000000000
!if $(ENABLE_RME)
#
# When RME is enabled the RMM is installed at 0x10000000000
# and the system base memory bumped by 1072MB.
#
gArmTokenSpaceGuid.PcdSystemMemoryBase|0x10043000000
!else
gArmTokenSpaceGuid.PcdSystemMemoryBase|0x10000000000
!endif

# Space for 32 stacks
gArmPlatformTokenSpaceGuid.PcdCPUCoresStackBase|0x1000007c000
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gArmPlatformTokenSpaceGuid.PcdCPUCoresStackBase|gArmTokenSpaceGuid.PcdSystemMemoryBase + 0x7c000
gArmPlatformTokenSpaceGuid.PcdCPUCorePrimaryStackSize|0x4000
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxVariableSize|0x2000
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxAuthVariableSize|0x2800
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8 changes: 4 additions & 4 deletions Platform/Qemu/SbsaQemu/SbsaQemu.fdf
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Expand Up @@ -21,10 +21,10 @@

[FD.SBSA_FLASH0]
BaseAddress = 0x00000000
Size = 0x00200000
Size = 0x00800000
ErasePolarity = 1
BlockSize = 0x00001000
NumBlocks = 0x200
NumBlocks = 0x800

################################################################################
#
Expand All @@ -46,8 +46,8 @@ NumBlocks = 0x200
0x00000000|0x00012000
FILE = Platform/Qemu/Sbsa/bl1.bin

# and FIP (BL2 + BL31)
0x00012000|0x00020000
# and FIP (BL2 + BL31 + RMM (if present))
0x00012000|0x007EE000
FILE = Platform/Qemu/Sbsa/fip.bin

################################################################################
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