ArmPlatformPkg/ArmVExpress-FVP-AArch64: Force GICv3 into GICv2 legacy mode

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
Tested-by: Ard Biesheuvel <ard@linaro.org>
Reviewed-by: Ard Biesheuvel <ard@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16876 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-FVP-AArch64.dsc b/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-FVP-AArch64.dsc
index 3ae6b327c1490cf4c8b6aeb16370919a373e7939..ea0c0ad07d9280ab3c0d702ff40acfd415abb132 100644 (file)
--- a/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-FVP-AArch64.dsc
+++ b/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-FVP-AArch64.dsc
@@ -159,6 +159,12 @@
   gArmTokenSpaceGuid.PcdGicDistributorBase|0x2f000000\r
   gArmTokenSpaceGuid.PcdGicRedistributorsBase|0x2f100000\r
   gArmTokenSpaceGuid.PcdGicInterruptInterfaceBase|0x2C000000\r
+\r
+  # Force the UEFI GIC driver to use GICv2 legacy mode. To use\r
+  # GICv3 without GICv2 legacy in UEFI, the ARM Trusted Firmware needs\r
+  # to configure the Non-Secure interrupts in the GIC Redistributors\r
+  # which is not supported at the moment.\r
+  gArmTokenSpaceGuid.PcdArmGicV3WithV2Legacy|TRUE\r
 !endif\r
 \r
   #\r