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1. Add three sample PCD in HelloWorld application for user reference of PCD usage.

Browse Source 
2. PeiCore will always build FvHob for the extracted FvImage once it decompresses the new FvImage. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5930 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2008-09-19 05:05:40 +00:00
parent c481196831
commit 223c22d8ea
4 changed files with 66 additions and 20 deletions
MdeModulePkg
Application/HelloWorld
HelloWorld.cHelloWorld.inf
Core/Pei/FwVol
FwVol.c
MdeModulePkg.dec

14
MdeModulePkg/Application/HelloWorld/HelloWorld.c

@ -13,6 +13,7 @@
**/
#include <Uefi.h>
#include <Library/PcdLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiApplicationEntryPoint.h>
@ -37,10 +38,19 @@ UefiMain (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
UINT32 Index;
Index = 0;
Print ((CHAR16 *)L"UEFI Hello World!\n");
//
// Three PCD type (FeatureFlag, UINT32 and String) are used as the sample.
//
if (FeaturePcdGet (PcdHelloWorldPrintEnable)) {
for (Index = 0; Index < PcdGet32 (PcdHelloWorldPrintTimes); Index ++) {
Print ((CHAR16*)PcdGetPtr (PcdHelloWorldPrintString));
}
}
return EFI_SUCCESS;
}

17
MdeModulePkg/Application/HelloWorld/HelloWorld.inf

@ -31,18 +31,29 @@
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
[Sources.common]
[Sources]
HelloWorld.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
UefiBootServicesTableLib
UefiApplicationEntryPoint
UefiLib
DebugLib
PcdLib
[Guids]
[Ppis]
[Protocols]
[FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintEnable
[Pcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintString
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintTimes

19
MdeModulePkg/Core/Pei/FwVol/FwVol.c

@ -923,22 +923,11 @@ ProcessFvFile (
//
// Inform the extracted FvImage to Fv HOB consumer phase, i.e. DXE phase
// based on its parent Fvimage is informed or not.
// If FvHob of its parent fvimage is built, the extracted FvImage will be built also.
// Or, the extracted FvImage will not be built.
//
HobPtr.Raw = GetHobList ();
while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV, HobPtr.Raw)) != NULL) {
if (((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle > HobPtr.FirmwareVolume->BaseAddress) &&
((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle < HobPtr.FirmwareVolume->BaseAddress + HobPtr.FirmwareVolume->Length)) {
BuildFvHob (
(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
FvImageInfo.FvSize
);
break;
}
HobPtr.Raw = GET_NEXT_HOB (HobPtr);
}
BuildFvHob (
(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
FvImageInfo.FvSize
);
//
// Makes the encapsulated volume show up in DXE phase to skip processing of

36
MdeModulePkg/MdeModulePkg.dec

@ -294,6 +294,12 @@
## IF TRUE, the PeiCore will handle the framework FvHob and install FvInfo PPI for it.
gEfiMdeModulePkgTokenSpaceGuid.PcdFrameworkFvHobCompatibilitySupport|FALSE|BOOLEAN|0x00012009
##
# IF TRUE, HelloWorld Application will print the verbose information.
# This PCD is a sample to explain FeatureFlag PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintEnable|TRUE|BOOLEAN|0x0001200a
[PcdsFixedAtBuild.common]
## Dynamic type PCD can be registered callback function for Pcd setting action.
@ -363,6 +369,18 @@
## Error level for hardware recorder.
gEfiMdeModulePkgTokenSpaceGuid.PcdHardwareErrorRecordLevel|1|UINT16|0x40000002
##
# This PCD defines the print string.
# This PCD is a sample to explain FixedAtBuild String PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintString|L"UEFI Hello World!\n"|VOID*|0x40000004
##
# This PCD defines the times to print hello world string.
# This PCD is a sample to explain FixedAtBuild UINT32 PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintTimes|1|UINT32|0x40000005
[PcdsFixedAtBuild.IA32]
## Default EFI boot path name for IA32 architecture, this path is relative to
@ -410,6 +428,18 @@
## Error level for hardware recorder.
gEfiMdeModulePkgTokenSpaceGuid.PcdHardwareErrorRecordLevel|1|UINT16|0x40000002
##
# This PCD defines the print string.
# This PCD is a sample to explain Dynamic PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintString|L"UEFI Hello World!\n"|VOID*|0x40000004
##
# This PCD defines the times to print hello world string.
# This PCD is a sample to explain Dynamic UINT32 PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintTimes|1|UINT32|0x40000005
[PcdsPatchableInModule.common]
## Maximun number of performance log entries during PEI phase.
gEfiMdeModulePkgTokenSpaceGuid.PcdMaxPeiPerformanceLogEntries|40|UINT8|0x0001002f
@ -439,6 +469,12 @@
## Error level for hardware recorder.
gEfiMdeModulePkgTokenSpaceGuid.PcdHardwareErrorRecordLevel|1|UINT16|0x40000002
##
# This PCD defines the times to print hello world string.
# This PCD is a sample to explain Patchable UINT32 PCD usage.
##
gEfiMdeModulePkgTokenSpaceGuid.PcdHelloWorldPrintTimes|1|UINT32|0x40000005
[PcdsFeatureFlag.IA32]
## If TRUE, the DXE IPL will load a 64-bit DxeCore.
gEfiMdeModulePkgTokenSpaceGuid.PcdDxeIplSwitchToLongMode|TRUE|BOOLEAN|0x0001003b