Revision: 14946
http://sourceforge.net/p/edk2/code/14946
Author: jljusten
Date: 2013-12-08 01:36:25 +0000 (Sun, 08 Dec 2013)
Log Message:
-----------
OvmfPkg: enable Xen specific path
This patch sets PcdPciDisableBusEnumeration to true then makes use of
PublishPeiMemory and XenMemMapInitialization to construct memory map for
Xen guest.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wei Liu <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
Modified Paths:
--------------
trunk/edk2/OvmfPkg/OvmfPkgIa32.dsc
trunk/edk2/OvmfPkg/OvmfPkgIa32X64.dsc
trunk/edk2/OvmfPkg/OvmfPkgX64.dsc
trunk/edk2/OvmfPkg/PlatformPei/Platform.c
trunk/edk2/OvmfPkg/PlatformPei/PlatformPei.inf
Modified: trunk/edk2/OvmfPkg/OvmfPkgIa32.dsc
===================================================================
--- trunk/edk2/OvmfPkg/OvmfPkgIa32.dsc 2013-12-08 01:36:15 UTC (rev 14945)
+++ trunk/edk2/OvmfPkg/OvmfPkgIa32.dsc 2013-12-08 01:36:25 UTC (rev 14946)
@@ -322,6 +322,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -386,7 +387,10 @@
UefiCpuPkg/CpuDxe/CpuDxe.inf
PcAtChipsetPkg/8254TimerDxe/8254Timer.inf
PcAtChipsetPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
- MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf
+ MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
+ <LibraryClasses>
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
+ }
PcAtChipsetPkg/KbcResetDxe/Reset.inf
MdeModulePkg/Universal/Metronome/Metronome.inf {
<LibraryClasses>
Modified: trunk/edk2/OvmfPkg/OvmfPkgIa32X64.dsc
===================================================================
--- trunk/edk2/OvmfPkg/OvmfPkgIa32X64.dsc 2013-12-08 01:36:15 UTC (rev
14945)
+++ trunk/edk2/OvmfPkg/OvmfPkgIa32X64.dsc 2013-12-08 01:36:25 UTC (rev
14946)
@@ -328,6 +328,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -393,7 +394,10 @@
UefiCpuPkg/CpuDxe/CpuDxe.inf
PcAtChipsetPkg/8254TimerDxe/8254Timer.inf
PcAtChipsetPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
- MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf
+ MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
+ <LibraryClasses>
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
+ }
PcAtChipsetPkg/KbcResetDxe/Reset.inf
MdeModulePkg/Universal/Metronome/Metronome.inf {
<LibraryClasses>
Modified: trunk/edk2/OvmfPkg/OvmfPkgX64.dsc
===================================================================
--- trunk/edk2/OvmfPkg/OvmfPkgX64.dsc 2013-12-08 01:36:15 UTC (rev 14945)
+++ trunk/edk2/OvmfPkg/OvmfPkgX64.dsc 2013-12-08 01:36:25 UTC (rev 14946)
@@ -327,6 +327,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -391,7 +392,10 @@
UefiCpuPkg/CpuDxe/CpuDxe.inf
PcAtChipsetPkg/8254TimerDxe/8254Timer.inf
PcAtChipsetPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
- MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf
+ MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
+ <LibraryClasses>
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
+ }
PcAtChipsetPkg/KbcResetDxe/Reset.inf
MdeModulePkg/Universal/Metronome/Metronome.inf {
<LibraryClasses>
Modified: trunk/edk2/OvmfPkg/PlatformPei/Platform.c
===================================================================
--- trunk/edk2/OvmfPkg/PlatformPei/Platform.c 2013-12-08 01:36:15 UTC (rev
14945)
+++ trunk/edk2/OvmfPkg/PlatformPei/Platform.c 2013-12-08 01:36:25 UTC (rev
14946)
@@ -412,13 +412,20 @@
EFI_PHYSICAL_ADDRESS TopOfMemory;
UINT32 XenLeaf;
+ TopOfMemory = 0;
+
DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));
DebugDumpCmos ();
XenLeaf = XenDetect ();
- TopOfMemory = MemDetect ();
+ if (XenLeaf != 0) {
+ PublishPeiMemory ();
+ PcdSetBool (PcdPciDisableBusEnumeration, TRUE);
+ } else {
+ TopOfMemory = MemDetect ();
+ }
if (XenLeaf != 0) {
DEBUG ((EFI_D_INFO, "Xen was detected\n"));
@@ -429,7 +436,11 @@
PeiFvInitialization ();
- MemMapInitialization (TopOfMemory);
+ if (XenLeaf != 0) {
+ XenMemMapInitialization ();
+ } else {
+ MemMapInitialization (TopOfMemory);
+ }
MiscInitialization ();
Modified: trunk/edk2/OvmfPkg/PlatformPei/PlatformPei.inf
===================================================================
--- trunk/edk2/OvmfPkg/PlatformPei/PlatformPei.inf 2013-12-08 01:36:15 UTC
(rev 14945)
+++ trunk/edk2/OvmfPkg/PlatformPei/PlatformPei.inf 2013-12-08 01:36:25 UTC
(rev 14946)
@@ -65,6 +65,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize
gEfiMdeModulePkgTokenSpaceGuid.PcdEmuVariableNvStoreReserved
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration
gUefiCpuPkgTokenSpaceGuid.PcdCpuLocalApicBaseAddress
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