sravan/system76-edk2
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This check-in fixed the following bugs:

Browse Source 
1.	Pci22.h EFI_LEGACY_EXPANSION_ROM_HEADER definition error
(MdePkg\Include\IndustryStandard\Pci22.h; Tools\CCode\Source\Include\IndustryStandard\Pci22.h)
2.	SetVariable() with DataSize=0xffffffff will cause system hang
(EdkModulePkg\Universal\Variable\RuntimeDxe\Variable.c)
3.	Windows XP Pro & XP HOME Fails to Install from Retail CD
(EdkModulePkg\Bus\Pci\Pcibus\Dxe\PciResourceSupport.c)
4.	Pci22.h header file needs to add some recent type
(MdePkg\Include\IndustryStandard\Pci22.h; Tools\CCode\Source\Include\IndustryStandard\Pci22.h)
5.	Fix issues when ODD cannot boot from Sil0680 PCI-IDE controller
(EdkModulePkg\Bus\Pci\PciBus\Dxe\PciOptionromSupport.c;
EdkModulePkg\Bus\Pci\PciBus\Dxe\PciBus.msa;
EdkModulePkg\ EdkModulePkg.spd)


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1900 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
cwu11
2006-11-06 04:20:32 +00:00
parent 05b52e9665
commit 3681d193ed
6 changed files with 298 additions and 22 deletions
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41
EdkModulePkg/Bus/Pci/PciBus/Dxe/PciResourceSupport.c
View File

@@ -241,11 +241,24 @@ Returns:
LIST_ENTRY *CurrentLink;
PCI_RESOURCE_NODE *Node;
UINT64 offset;
BOOLEAN IsaEnable;
BOOLEAN VGAEnable;
//
// Always assume there is ISA device and VGA device on the platform
// will be customized later
//
IsaEnable = FALSE;
VGAEnable = FALSE;
if (FeaturePcdGet (PcdPciIsaEnable)){
IsaEnable = TRUE;
}
if (FeaturePcdGet (PcdPciVgaEnable)){
VGAEnable = TRUE;
}
Aperture = 0;
if (!Bridge) {
@@ -278,6 +291,34 @@ Returns:
// become too limited to meet the requirement of most of devices.
//
if (IsaEnable || VGAEnable) {
if (!IS_PCI_BRIDGE (&(Node->PciDev->Pci)) && !IS_CARDBUS_BRIDGE (&(Node->PciDev->Pci))) {
//
// Check if there is need to support ISA/VGA decoding
// If so, we need to avoid isa/vga aliasing range
//
if (IsaEnable) {
SkipIsaAliasAperture (
&Aperture,
Node->Length
);
offset = Aperture & (Node->Alignment);
if (offset) {
Aperture = Aperture + (Node->Alignment + 1) - offset;
}
} else if (VGAEnable) {
SkipVGAAperture (
&Aperture,
Node->Length
);
offset = Aperture & (Node->Alignment);
if (offset) {
Aperture = Aperture + (Node->Alignment + 1) - offset;
}
}
}
}
Node->Offset = Aperture;
//