sravan/system76-edk2
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1, Enable USB boot for R9's Duet.

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2, Work around an RTC issue for DUET under vmware environment.
3, Enable early serial status code output for DxeCore module.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7187 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2
2009-01-06 03:25:24 +00:00
parent cf0206ee8b
commit e25803f0f0
4 changed files with 56 additions and 16 deletions
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32
DuetPkg/DxeIpl/DxeInit.c
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@@ -110,6 +110,19 @@ EnterDxeMain (
IN VOID *PageTable
);
VOID
WaitForKey ()
{
PrintString("Press Enter to continue ...\n");
_asm {
mov al, 20h
out 64h, al
AGAIN: in al, 60h
cmp al, 1ch
jnz AGAIN
}
}
VOID
DxeInit (
IN EFILDRHANDOFF *Handoff
@@ -139,6 +152,7 @@ Returns:
ClearScreen();
PrintString("Enter DxeIpl ...\n");
/*
ClearScreen();
PrintString("handoff:\n");
@@ -166,27 +180,31 @@ Returns:
// * Don't report FV as physical memory
// * MemoryAllocation Hob should only cover physical memory
// * Use ResourceDescriptor Hob to report physical memory or Firmware Device and they shouldn't be overlapped
PrintString("Prepare Cpu HOB information ...\n");
PrepareHobCpu ();
//
// 1. BFV
//
PrintString("Prepare BFV HOB information ...\n");
PrepareHobBfv (Handoff->BfvBase, Handoff->BfvSize);
//
// 2. Updates Memory information, and get the top free address under 4GB
//
PrintString("Prepare Memory HOB information ...\n");
MemoryTopOnDescriptor = PrepareHobMemory (Handoff->MemDescCount, Handoff->MemDesc);
//
// 3. Put [NV], [Stack], [PageTable], [MemDesc], [HOB] just below the [top free address under 4GB]
//
// 3.1 NV data
PrintString("Prepare NV Storage information ...\n");
NvStorageBase = PrepareHobNvStorage (MemoryTopOnDescriptor);
AsciiSPrint (PrintBuffer, 256, "NV Storage Base=0x%x\n", (UINTN)NvStorageBase);
PrintString (PrintBuffer);
// 3.2 Stack
StackTop = NvStorageBase;
StackBottom = PrepareHobStack (StackTop);
@@ -203,6 +221,7 @@ Returns:
//
// 4. Register the memory occupied by DxeCore and DxeIpl together as DxeCore
//
PrintString("Prepare DxeCore memory Hob ...\n");
PrepareHobDxeCore (
Handoff->DxeCoreEntryPoint,
(EFI_PHYSICAL_ADDRESS)(UINTN)Handoff->DxeCoreImageBase,
@@ -210,6 +229,7 @@ Returns:
);
PrepareHobLegacyTable (gHob);
PreparePpisNeededByDxeCore (gHob);
CompleteHobGeneration ();
@@ -292,12 +312,14 @@ Returns:
PrintString("\n");
EFI_DEADLOOP();
*/
WaitForKey ();
ClearScreen();
PrintString("\n\n\n\n\n\n\n\n\n\n");
PrintString(" WELCOME TO EFI WORLD!\n");
EnterDxeMain (StackTop, Handoff->DxeCoreEntryPoint, gHob, PageTableBase);
PrintString("Fail to enter DXE main!\n");
//
// Should never get here
//