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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 <wei.liu2@citrix.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14946 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Wei Liu 2013-12-08 01:36:25 +00:00 committed by jljusten
parent bb6a9a9305
commit 447d264115
5 changed files with 29 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
OvmfPkg/OvmfPkgIa32.dsc
View File

@ -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>

6
OvmfPkg/OvmfPkgIa32X64.dsc
View File

@ -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>

6
OvmfPkg/OvmfPkgX64.dsc
View File

@ -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>

11
OvmfPkg/PlatformPei/Platform.c
View File

@ -412,13 +412,20 @@ InitializePlatform (
EFI_PHYSICAL_ADDRESS TopOfMemory;
UINT32 XenLeaf;
TopOfMemory = 0;
DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));
DebugDumpCmos ();
XenLeaf = XenDetect ();
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 @@ InitializePlatform (
PeiFvInitialization ();
if (XenLeaf != 0) {
XenMemMapInitialization ();
} else {
MemMapInitialization (TopOfMemory);
}
MiscInitialization ();

1
OvmfPkg/PlatformPei/PlatformPei.inf
View File

@ -65,6 +65,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize
gEfiMdeModulePkgTokenSpaceGuid.PcdEmuVariableNvStoreReserved
gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration
gUefiCpuPkgTokenSpaceGuid.PcdCpuLocalApicBaseAddress
[Ppis]