sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add PciBus & IdeBus

Browse Source 
PciBus cannot build for now for some definition missing.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2852 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8
2007-06-28 14:02:17 +00:00
parent 83f6d1a03b
commit ead42efc6b
44 changed files with 32023 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

197
IntelFrameworkModulePkg/Bus/Pci/PciBus/Dxe/PciRomTable.c Normal file
View File

@ -0,0 +1,197 @@
/*++
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PciRomTable.c
Abstract:
Option Rom Support for PCI Bus Driver
Revision History
--*/
#include "pcibus.h"
#include "PciRomTable.h"
typedef struct {
EFI_HANDLE ImageHandle;
UINTN Seg;
UINT8 Bus;
UINT8 Dev;
UINT8 Func;
UINT64 RomAddress;
UINT64 RomLength;
} EFI_PCI_ROM_IMAGE_MAPPING;
static UINTN mNumberOfPciRomImages = 0;
static UINTN mMaxNumberOfPciRomImages = 0;
static EFI_PCI_ROM_IMAGE_MAPPING *mRomImageTable = NULL;
VOID
PciRomAddImageMapping (
IN EFI_HANDLE ImageHandle,
IN UINTN Seg,
IN UINT8 Bus,
IN UINT8 Dev,
IN UINT8 Func,
IN UINT64 RomAddress,
IN UINT64 RomLength
)
/*++
Routine Description:
TODO: Add function description
Arguments:
ImageHandle - TODO: add argument description
Seg - TODO: add argument description
Bus - TODO: add argument description
Dev - TODO: add argument description
Func - TODO: add argument description
RomAddress - TODO: add argument description
RomLength - TODO: add argument description
Returns:
TODO: add return values
--*/
{
EFI_PCI_ROM_IMAGE_MAPPING *TempMapping;
if (mNumberOfPciRomImages >= mMaxNumberOfPciRomImages) {
mMaxNumberOfPciRomImages += 0x20;
TempMapping = NULL;
TempMapping = AllocatePool (mMaxNumberOfPciRomImages * sizeof (EFI_PCI_ROM_IMAGE_MAPPING));
if (TempMapping == NULL) {
return ;
}
CopyMem (TempMapping, mRomImageTable, mNumberOfPciRomImages * sizeof (EFI_PCI_ROM_IMAGE_MAPPING));
if (mRomImageTable != NULL) {
gBS->FreePool (mRomImageTable);
}
mRomImageTable = TempMapping;
}
mRomImageTable[mNumberOfPciRomImages].ImageHandle = ImageHandle;
mRomImageTable[mNumberOfPciRomImages].Seg = Seg;
mRomImageTable[mNumberOfPciRomImages].Bus = Bus;
mRomImageTable[mNumberOfPciRomImages].Dev = Dev;
mRomImageTable[mNumberOfPciRomImages].Func = Func;
mRomImageTable[mNumberOfPciRomImages].RomAddress = RomAddress;
mRomImageTable[mNumberOfPciRomImages].RomLength = RomLength;
mNumberOfPciRomImages++;
}
EFI_STATUS
PciRomGetRomResourceFromPciOptionRomTable (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo,
PCI_IO_DEVICE *PciIoDevice
)
/*++
Routine Description:
Arguments:
Returns:
--*/
// TODO: This - add argument and description to function comment
// TODO: PciRootBridgeIo - add argument and description to function comment
// TODO: PciIoDevice - add argument and description to function comment
// TODO: EFI_NOT_FOUND - add return value to function comment
// TODO: EFI_SUCCESS - add return value to function comment
{
EFI_STATUS Status;
EFI_PCI_OPTION_ROM_TABLE *PciOptionRomTable;
EFI_PCI_OPTION_ROM_DESCRIPTOR *PciOptionRomDescriptor;
UINTN Index;
Status = EfiGetSystemConfigurationTable (&gEfiPciOptionRomTableGuid, (VOID **) &PciOptionRomTable);
if (EFI_ERROR (Status)) {
return EFI_NOT_FOUND;
}
for (Index = 0; Index < PciOptionRomTable->PciOptionRomCount; Index++) {
PciOptionRomDescriptor = &PciOptionRomTable->PciOptionRomDescriptors[Index];
if (PciOptionRomDescriptor->Seg == PciRootBridgeIo->SegmentNumber &&
PciOptionRomDescriptor->Bus == PciIoDevice->BusNumber &&
PciOptionRomDescriptor->Dev == PciIoDevice->DeviceNumber &&
PciOptionRomDescriptor->Func == PciIoDevice->FunctionNumber ) {
PciIoDevice->PciIo.RomImage = (VOID *) (UINTN) PciOptionRomDescriptor->RomAddress;
PciIoDevice->PciIo.RomSize = (UINTN) PciOptionRomDescriptor->RomLength;
}
}
for (Index = 0; Index < mNumberOfPciRomImages; Index++) {
if (mRomImageTable[Index].Seg == PciRootBridgeIo->SegmentNumber &&
mRomImageTable[Index].Bus == PciIoDevice->BusNumber &&
mRomImageTable[Index].Dev == PciIoDevice->DeviceNumber &&
mRomImageTable[Index].Func == PciIoDevice->FunctionNumber ) {
AddDriver (PciIoDevice, mRomImageTable[Index].ImageHandle);
}
}
return EFI_SUCCESS;
}
EFI_STATUS
PciRomGetImageMapping (
PCI_IO_DEVICE *PciIoDevice
)
/*++
Routine Description:
Arguments:
Returns:
--*/
// TODO: PciIoDevice - add argument and description to function comment
// TODO: EFI_SUCCESS - add return value to function comment
{
EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
UINTN Index;
PciRootBridgeIo = PciIoDevice->PciRootBridgeIo;
for (Index = 0; Index < mNumberOfPciRomImages; Index++) {
if (mRomImageTable[Index].Seg == PciRootBridgeIo->SegmentNumber &&
mRomImageTable[Index].Bus == PciIoDevice->BusNumber &&
mRomImageTable[Index].Dev == PciIoDevice->DeviceNumber &&
mRomImageTable[Index].Func == PciIoDevice->FunctionNumber ) {
if (mRomImageTable[Index].ImageHandle != NULL) {
AddDriver (PciIoDevice, mRomImageTable[Index].ImageHandle);
} else {
PciIoDevice->PciIo.RomImage = (VOID *) (UINTN) mRomImageTable[Index].RomAddress;
PciIoDevice->PciIo.RomSize = (UINTN) mRomImageTable[Index].RomLength;
}
}
}
return EFI_SUCCESS;
}