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.l...@citrix.com>
---
OvmfPkg/OvmfPkgIa32.dsc | 5 +++--
OvmfPkg/OvmfPkgIa32X64.dsc | 5 +++--
OvmfPkg/OvmfPkgX64.dsc | 5 +++--
OvmfPkg/PlatformPei/Platform.c | 11 +++++++++--
OvmfPkg/PlatformPei/PlatformPei.inf | 1 +
5 files changed, 19 insertions(+), 8 deletions(-)
diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 760bd41..d4851ed 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -222,7 +222,7 @@
!else
DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
!endif
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
[LibraryClasses.common.DXE_DRIVER]
@@ -320,6 +320,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -342,7 +343,7 @@
MdeModulePkg/Core/Pei/PeiMain.inf
MdeModulePkg/Universal/PCD/Pei/Pcd.inf {
<LibraryClasses>
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/PeiPcdLib/PeiPcdLib.inf
}
IntelFrameworkModulePkg/Universal/StatusCode/Pei/StatusCodePei.inf
MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 268d722..d9072e7 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -227,7 +227,7 @@
!else
DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
!endif
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
[LibraryClasses.common.DXE_DRIVER]
@@ -326,6 +326,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -348,7 +349,7 @@
MdeModulePkg/Core/Pei/PeiMain.inf
MdeModulePkg/Universal/PCD/Pei/Pcd.inf {
<LibraryClasses>
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/PeiPcdLib/PeiPcdLib.inf
}
IntelFrameworkModulePkg/Universal/StatusCode/Pei/StatusCodePei.inf
MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 53945d0..71b178e 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -227,7 +227,7 @@
!else
DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
!endif
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
[LibraryClasses.common.DXE_DRIVER]
@@ -325,6 +325,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE
################################################################################
@@ -347,7 +348,7 @@
MdeModulePkg/Core/Pei/PeiMain.inf
MdeModulePkg/Universal/PCD/Pei/Pcd.inf {
<LibraryClasses>
- PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ PcdLib|MdePkg/Library/PeiPcdLib/PeiPcdLib.inf
}
IntelFrameworkModulePkg/Universal/StatusCode/Pei/StatusCodePei.inf
MdeModulePkg/Core/DxeIplPeim/DxeIpl.inf
diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
index c2e7ba9..8daf9f4 100644
--- a/OvmfPkg/PlatformPei/Platform.c
+++ b/OvmfPkg/PlatformPei/Platform.c
@@ -416,7 +416,11 @@ InitializePlatform (
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"));
@@ -427,7 +431,10 @@ InitializePlatform (
PeiFvInitialization ();
- MemMapInitialization (TopOfMemory);
+ if (XenLeaf != 0)
+ XenMemMapInitialization ();
+ else
+ MemMapInitialization (TopOfMemory);
MiscInitialization ();
diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf
b/OvmfPkg/PlatformPei/PlatformPei.inf
index 3d5cbbb..7fe9d47 100644
--- a/OvmfPkg/PlatformPei/PlatformPei.inf
+++ b/OvmfPkg/PlatformPei/PlatformPei.inf
@@ -65,6 +65,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize
gEfiMdeModulePkgTokenSpaceGuid.PcdEmuVariableNvStoreReserved
+ gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration
gUefiCpuPkgTokenSpaceGuid.PcdCpuLocalApicBaseAddress
[Ppis]
--
1.7.10.4
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