diff options
Diffstat (limited to 'CorebootModulePkg/PciBusNoEnumerationDxe/PciDriverOverride.c')
| -rw-r--r-- | CorebootModulePkg/PciBusNoEnumerationDxe/PciDriverOverride.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/CorebootModulePkg/PciBusNoEnumerationDxe/PciDriverOverride.c b/CorebootModulePkg/PciBusNoEnumerationDxe/PciDriverOverride.c deleted file mode 100644 index 6e936accd6..0000000000 --- a/CorebootModulePkg/PciBusNoEnumerationDxe/PciDriverOverride.c +++ /dev/null @@ -1,176 +0,0 @@ -/*++ - -Copyright (c) 2005 - 2007, Intel Corporation. All rights reserved.<BR> -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 -EFIAPI -GetDriver( - IN EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL *This, - IN OUT EFI_HANDLE *DriverImageHandle - ); - - - -EFI_STATUS -InitializePciDriverOverrideInstance ( - PCI_IO_DEVICE *PciIoDevice - ) -/*++ - -Routine Description: - - Initializes a PCI Driver Override Instance - -Arguments: - -Returns: - - None - ---*/ - -{ - 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 - ---*/ -{ - 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 - ---*/ - -{ - EFI_STATUS Status; - EFI_LOADED_IMAGE_PROTOCOL *LoadedImage; - PE_COFF_LOADER_IMAGE_CONTEXT ImageContext; - 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; - - - ImageContext.Handle = LoadedImage->ImageBase; - ImageContext.ImageRead = PeCoffLoaderImageReadFromMemory; - - // - // Get information about the image - // - Status = PeCoffLoaderGetImageInfo (&ImageContext); - if (EFI_ERROR (Status)) { - return EFI_SUCCESS; - } - - if (ImageContext.Machine != EFI_IMAGE_MACHINE_EBC) { - return EFI_SUCCESS; - } - - return EFI_SUCCESS; -} |