diff options
Diffstat (limited to 'EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDriverOverride.c')
| -rw-r--r-- | EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDriverOverride.c | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDriverOverride.c b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDriverOverride.c deleted file mode 100644 index 7643fc87e2..0000000000 --- a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDriverOverride.c +++ /dev/null @@ -1,175 +0,0 @@ -/*++
-
-Copyright (c) 2006 - 2007, 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:
-
- PciDriverOverride.c
-
-Abstract:
-
- PCI Bus Driver
-
-Revision History
-
---*/
-
-#include "pcibus.h"
-
-EFI_STATUS
-InitializePciDriverOverrideInstance (
- PCI_IO_DEVICE *PciIoDevice
- )
-/*++
-
-Routine Description:
-
- Initializes a PCI Driver Override Instance
-
-Arguments:
-
-Returns:
-
- None
-
---*/
-// TODO: PciIoDevice - add argument and description to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-{
- PciIoDevice->PciDriverOverride.GetDriver = GetDriver;
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-GetDriver (
- IN EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL *This,
- IN OUT EFI_HANDLE *DriverImageHandle
- )
-/*++
-
-Routine Description:
-
- Get a overriding driver image
-
-Arguments:
-
-Returns:
-
- None
-
---*/
-// TODO: This - add argument and description to function comment
-// TODO: DriverImageHandle - add argument and description to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_NOT_FOUND - add return value to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_INVALID_PARAMETER - add return value to function comment
-{
- PCI_IO_DEVICE *PciIoDevice;
- LIST_ENTRY *CurrentLink;
- PCI_DRIVER_OVERRIDE_LIST *Node;
-
- PciIoDevice = PCI_IO_DEVICE_FROM_PCI_DRIVER_OVERRIDE_THIS (This);
-
- CurrentLink = PciIoDevice->OptionRomDriverList.ForwardLink;
-
- while (CurrentLink && CurrentLink != &PciIoDevice->OptionRomDriverList) {
-
- Node = DRIVER_OVERRIDE_FROM_LINK (CurrentLink);
-
- if (*DriverImageHandle == NULL) {
-
- *DriverImageHandle = Node->DriverImageHandle;
- return EFI_SUCCESS;
- }
-
- if (*DriverImageHandle == Node->DriverImageHandle) {
-
- if (CurrentLink->ForwardLink == &PciIoDevice->OptionRomDriverList ||
- CurrentLink->ForwardLink == NULL) {
- return EFI_NOT_FOUND;
- }
-
- //
- // Get next node
- //
- Node = DRIVER_OVERRIDE_FROM_LINK (CurrentLink->ForwardLink);
- *DriverImageHandle = Node->DriverImageHandle;
- return EFI_SUCCESS;
- }
-
- CurrentLink = CurrentLink->ForwardLink;
- }
-
- return EFI_INVALID_PARAMETER;
-}
-
-EFI_STATUS
-AddDriver (
- IN PCI_IO_DEVICE *PciIoDevice,
- IN EFI_HANDLE DriverImageHandle
- )
-/*++
-
-Routine Description:
-
- Add a overriding driver image
-
-Arguments:
-
-Returns:
-
- None
-
---*/
-// TODO: PciIoDevice - add argument and description to function comment
-// TODO: DriverImageHandle - add argument and description to function comment
-// TODO: EFI_OUT_OF_RESOURCES - add return value to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-{
- EFI_STATUS Status;
- EFI_IMAGE_DOS_HEADER *DosHdr;
- EFI_IMAGE_NT_HEADERS *PeHdr;
- EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
- PCI_DRIVER_OVERRIDE_LIST *Node;
-
- Status = gBS->HandleProtocol (DriverImageHandle, &gEfiLoadedImageProtocolGuid, (VOID **) &LoadedImage);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Node = AllocatePool (sizeof (PCI_DRIVER_OVERRIDE_LIST));
- if (Node == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- Node->Signature = DRIVER_OVERRIDE_SIGNATURE;
- Node->DriverImageHandle = DriverImageHandle;
-
- InsertTailList (&PciIoDevice->OptionRomDriverList, &(Node->Link));
-
- PciIoDevice->BusOverride = TRUE;
-
- DosHdr = (EFI_IMAGE_DOS_HEADER *) LoadedImage->ImageBase;
- if (DosHdr->e_magic != EFI_IMAGE_DOS_SIGNATURE) {
- return EFI_SUCCESS;
- }
-
- PeHdr = (EFI_IMAGE_NT_HEADERS *) ((UINTN) LoadedImage->ImageBase + DosHdr->e_lfanew);
-
- if (PeHdr->FileHeader.Machine != EFI_IMAGE_MACHINE_EBC) {
- return EFI_SUCCESS;
- }
- return EFI_SUCCESS;
-}
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