diff options
Diffstat (limited to 'OvmfPkg')
| -rw-r--r-- | OvmfPkg/PlatformPei/Platform.c | 32 | ||||
| -rw-r--r-- | OvmfPkg/PlatformPei/PlatformPei.inf | 2 |
2 files changed, 16 insertions, 18 deletions
diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c index d395bc191a..6ea9ae3199 100644 --- a/OvmfPkg/PlatformPei/Platform.c +++ b/OvmfPkg/PlatformPei/Platform.c @@ -189,28 +189,24 @@ MemMapInitialization ( );
//
- // Add PCI MMIO space available to PCI resource allocations
- //
- if (TopOfMemory < BASE_2GB) {
- AddIoMemoryBaseSizeHob (BASE_2GB, 0xFC000000 - BASE_2GB);
- } else {
- AddIoMemoryBaseSizeHob (TopOfMemory, 0xFC000000 - TopOfMemory);
- }
-
- //
- // Local APIC range
- //
- AddIoMemoryBaseSizeHob (0xFEC80000, SIZE_512KB);
-
- //
- // I/O APIC range
+ // Video memory + Legacy BIOS region
//
- AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_512KB);
+ AddIoMemoryRangeHob (0x0A0000, BASE_1MB);
//
- // Video memory + Legacy BIOS region
+ // address purpose size
+ // ------------ -------- -------------------------
+ // max(top, 2g) PCI MMIO 0xFEC00000 - max(top, 2g)
+ // 0xFEC00000 IO-APIC 4 KB
+ // 0xFEC01000 gap 1020 KB
+ // 0xFED00000 HPET 1 KB
+ // 0xFED00400 gap 1023 KB
+ // 0xFEE00000 LAPIC 1 MB
//
- AddIoMemoryRangeHob (0x0A0000, BASE_1MB);
+ AddIoMemoryRangeHob (TopOfMemory < BASE_2GB ? BASE_2GB : TopOfMemory, 0xFEC00000);
+ AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_4KB);
+ AddIoMemoryBaseSizeHob (0xFED00000, SIZE_1KB);
+ AddIoMemoryBaseSizeHob (PcdGet32(PcdCpuLocalApicBaseAddress), SIZE_1MB);
}
diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf b/OvmfPkg/PlatformPei/PlatformPei.inf index db5ed31a6d..8742008c0d 100644 --- a/OvmfPkg/PlatformPei/PlatformPei.inf +++ b/OvmfPkg/PlatformPei/PlatformPei.inf @@ -55,6 +55,7 @@ PeiServicesTablePointerLib
PeimEntryPoint
MtrrLib
+ PcdLib
[Pcd]
gUefiOvmfPkgTokenSpaceGuid.PcdOvmfMemFvBase
@@ -63,6 +64,7 @@ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize
gEfiMdeModulePkgTokenSpaceGuid.PcdEmuVariableNvStoreReserved
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuLocalApicBaseAddress
[Ppis]
gEfiPeiMasterBootModePpiGuid
|