OvmfPkg: Drop build flag USE_LEGACY_ISA_STACK and legacy ISA stack

[mirror_edk2.git] / OvmfPkg / OvmfPkgIa32X64.dsc

diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 679d4eb8dd363d95573b989af9edbe33a858303d..30d094d21703afabc0f49e9c7fc8448a2a7a390e 100644 (file)
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -32,7 +32,6 @@
   DEFINE SMM_REQUIRE             = FALSE\r
   DEFINE TPM2_ENABLE             = FALSE\r
   DEFINE TPM2_CONFIG_ENABLE      = FALSE\r
-  DEFINE USE_LEGACY_ISA_STACK    = FALSE\r
 \r
   #\r
   # Network definition\r
@@ -495,7 +494,10 @@
   # This PCD is used to set the base address of the PCI express hierarchy. It\r
   # is only consulted when OVMF runs on Q35. In that case it is programmed into\r
   # the PCIEXBAR register.\r
-  gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0xE0000000\r
+  #\r
+  # On Q35 machine types that QEMU intends to support in the long term, QEMU\r
+  # never lets the RAM below 4 GB exceed 2816 MB.\r
+  gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0xB0000000\r
 \r
 !ifdef $(SOURCE_DEBUG_ENABLE)\r
   gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugLoadImageMethod|0x2\r
@@ -754,16 +756,9 @@
   #\r
   # ISA Support\r
   #\r
-!if $(USE_LEGACY_ISA_STACK) == FALSE\r
   OvmfPkg/SioBusDxe/SioBusDxe.inf\r
   MdeModulePkg/Bus/Pci/PciSioSerialDxe/PciSioSerialDxe.inf\r
   MdeModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KeyboardDxe.inf\r
-!else\r
-  PcAtChipsetPkg/IsaAcpiDxe/IsaAcpi.inf\r
-  IntelFrameworkModulePkg/Bus/Isa/IsaBusDxe/IsaBusDxe.inf\r
-  IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/IsaSerialDxe.inf\r
-  IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2keyboardDxe.inf\r
-!endif\r
 \r
   #\r
   # SMBIOS Support\r