diff options
Diffstat (limited to 'OvmfPkg/OvmfPkgIa32.dsc')
-rw-r--r-- | OvmfPkg/OvmfPkgIa32.dsc | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc index 9b603f001f..aae1972950 100644 --- a/OvmfPkg/OvmfPkgIa32.dsc +++ b/OvmfPkg/OvmfPkgIa32.dsc @@ -395,6 +395,14 @@ 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
|