diff options
Diffstat (limited to 'OvmfPkg/OvmfPkgIa32X64.dsc')
| -rw-r--r-- | OvmfPkg/OvmfPkgIa32X64.dsc | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc index 1d68eb95d6..0422dda09f 100644 --- a/OvmfPkg/OvmfPkgIa32X64.dsc +++ b/OvmfPkg/OvmfPkgIa32X64.dsc @@ -400,6 +400,14 @@ gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask|0x2F
!endif
+ # This PCD is used to set the base address of the PCI express hierarchy. It
+ # is only consulted when OVMF runs on Q35. In that case it is programmed into
+ # the PCIEXBAR register.
+ #
+ # On Q35 machine types that QEMU intends to support in the long term, QEMU
+ # never lets the RAM below 4 GB exceed 2 GB.
+ gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0x80000000
+
!ifdef $(SOURCE_DEBUG_ENABLE)
gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugLoadImageMethod|0x2
!endif
|