/*++\r
\r
-Copyright (c) 2005 - 2007, Intel Corporation \r
-All rights reserved. This program and the accompanying materials \r
+Copyright (c) 2005 - 2007, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials \r
are licensed and made available under the terms and conditions of the BSD License \r
which accompanies this distribution. The full text of the license may be found at \r
http://opensource.org/licenses/bsd-license.php \r
\r
--*/\r
\r
-#include "pcibus.h"\r
+#include "PciBus.h"\r
\r
EFI_STATUS\r
EFIAPI\r
GetDriver(\r
- IN struct _EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL *This,\r
+ IN EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL *This,\r
IN OUT EFI_HANDLE *DriverImageHandle\r
);\r
\r
\r
{\r
EFI_STATUS Status;\r
- EFI_IMAGE_DOS_HEADER *DosHdr;\r
- EFI_IMAGE_NT_HEADERS *PeHdr;\r
EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r
+ PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;\r
PCI_DRIVER_OVERRIDE_LIST *Node;\r
-#if (EFI_SPECIFICATION_VERSION < 0x00020000)\r
- EFI_DRIVER_OS_HANDOFF_HEADER *DriverOsHandoffHeader;\r
- EFI_DRIVER_OS_HANDOFF_HEADER *NewDriverOsHandoffHeader;\r
- EFI_DRIVER_OS_HANDOFF *DriverOsHandoff;\r
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
- EFI_HANDLE DeviceHandle;\r
- UINTN NumberOfEntries;\r
- UINTN Size;\r
- UINTN Index;\r
-#endif\r
\r
Status = gBS->HandleProtocol (DriverImageHandle, &gEfiLoadedImageProtocolGuid, (VOID **) &LoadedImage);\r
if (EFI_ERROR (Status)) {\r
\r
PciIoDevice->BusOverride = TRUE;\r
\r
- DosHdr = (EFI_IMAGE_DOS_HEADER *) LoadedImage->ImageBase;\r
- if (DosHdr->e_magic != EFI_IMAGE_DOS_SIGNATURE) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- PeHdr = (EFI_IMAGE_NT_HEADERS *) ((UINTN) LoadedImage->ImageBase + DosHdr->e_lfanew);\r
-\r
- if (PeHdr->FileHeader.Machine != EFI_IMAGE_MACHINE_EBC) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
-#if (EFI_SPECIFICATION_VERSION < 0x00020000)\r
- DriverOsHandoffHeader = NULL;\r
- Status = EfiLibGetSystemConfigurationTable (&gEfiUgaIoProtocolGuid, (VOID **) &DriverOsHandoffHeader);\r
- if (!EFI_ERROR (Status) && DriverOsHandoffHeader != NULL) {\r
- for (Index = 0; Index < DriverOsHandoffHeader->NumberOfEntries; Index++) {\r
- DriverOsHandoff = (EFI_DRIVER_OS_HANDOFF *)((UINTN)(DriverOsHandoffHeader) + \r
- DriverOsHandoffHeader->HeaderSize + \r
- Index * DriverOsHandoffHeader->SizeOfEntries);\r
- DevicePath = DriverOsHandoff->DevicePath;\r
- Status = gBS->LocateDevicePath (&gEfiDevicePathProtocolGuid, &DevicePath, &DeviceHandle);\r
- if (!EFI_ERROR (Status) && DeviceHandle != NULL && IsDevicePathEnd (DevicePath)) {\r
- if (DeviceHandle == PciIoDevice->Handle) {\r
- return EFI_SUCCESS;\r
- }\r
- }\r
- }\r
-\r
- NumberOfEntries = DriverOsHandoffHeader->NumberOfEntries + 1;\r
- } else {\r
- NumberOfEntries = 1;\r
- }\r
-\r
- Status = gBS->AllocatePool (\r
- EfiRuntimeServicesData,\r
- sizeof (EFI_DRIVER_OS_HANDOFF_HEADER) + NumberOfEntries * sizeof (EFI_DRIVER_OS_HANDOFF),\r
- (VOID **) &NewDriverOsHandoffHeader\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- if (DriverOsHandoffHeader == NULL) {\r
- NewDriverOsHandoffHeader->Version = 0;\r
- NewDriverOsHandoffHeader->HeaderSize = sizeof (EFI_DRIVER_OS_HANDOFF_HEADER);\r
- NewDriverOsHandoffHeader->SizeOfEntries = sizeof (EFI_DRIVER_OS_HANDOFF);\r
- NewDriverOsHandoffHeader->NumberOfEntries = (UINT32) NumberOfEntries;\r
- } else {\r
- gBS->CopyMem (\r
- NewDriverOsHandoffHeader,\r
- DriverOsHandoffHeader,\r
- DriverOsHandoffHeader->HeaderSize + (NumberOfEntries - 1) * DriverOsHandoffHeader->SizeOfEntries\r
- );\r
- NewDriverOsHandoffHeader->NumberOfEntries = (UINT32) NumberOfEntries;\r
- }\r
-\r
- DriverOsHandoff = (EFI_DRIVER_OS_HANDOFF *)((UINTN)NewDriverOsHandoffHeader + \r
- NewDriverOsHandoffHeader->HeaderSize + \r
- (NumberOfEntries - 1) * NewDriverOsHandoffHeader->SizeOfEntries);\r
\r
- //\r
- // Fill in the EFI_DRIVER_OS_HANDOFF structure\r
- //\r
- DriverOsHandoff->Type = EfiUgaDriverFromPciRom;\r
+ ImageContext.Handle = LoadedImage->ImageBase;\r
+ ImageContext.ImageRead = PeCoffLoaderImageReadFromMemory;\r
\r
//\r
- // Compute the size of the device path\r
+ // Get information about the image \r
//\r
- Size = EfiDevicePathSize (PciIoDevice->DevicePath);\r
- if (Size == 0) {\r
- DriverOsHandoff->DevicePath = NULL;\r
- } else {\r
-\r
- //\r
- // Allocate space for duplicate device path\r
- //\r
- Status = gBS->AllocatePool (\r
- EfiRuntimeServicesData,\r
- Size,\r
- (VOID **) &DriverOsHandoff->DevicePath\r
- );\r
- if (EFI_ERROR (Status)) {\r
- gBS->FreePool (NewDriverOsHandoffHeader);\r
- return Status;\r
- }\r
-\r
- //\r
- // Make copy of device path\r
- //\r
- CopyMem (DriverOsHandoff->DevicePath, PciIoDevice->DevicePath, Size);\r
- }\r
-\r
- DriverOsHandoff->PciRomSize = (UINT64) PciIoDevice->PciIo.RomSize;\r
- Status = gBS->AllocatePool (\r
- EfiRuntimeServicesData,\r
- (UINTN) DriverOsHandoff->PciRomSize,\r
- (VOID **) &DriverOsHandoff->PciRomImage\r
- );\r
+ Status = PeCoffLoaderGetImageInfo (&ImageContext);\r
if (EFI_ERROR (Status)) {\r
- gBS->FreePool (NewDriverOsHandoffHeader);\r
- return Status;\r
- }\r
-\r
- gBS->CopyMem (\r
- DriverOsHandoff->PciRomImage,\r
- PciIoDevice->PciIo.RomImage,\r
- (UINTN) DriverOsHandoff->PciRomSize\r
- );\r
-\r
- Status = gBS->InstallConfigurationTable (&gEfiUgaIoProtocolGuid, NewDriverOsHandoffHeader);\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
+ return EFI_SUCCESS;\r
}\r
\r
- if (DriverOsHandoffHeader != NULL) {\r
- gBS->FreePool (DriverOsHandoffHeader);\r
+ if (ImageContext.Machine != EFI_IMAGE_MACHINE_EBC) {\r
+ return EFI_SUCCESS;\r
}\r
-#endif\r
\r
return EFI_SUCCESS;\r
}\r
projects / mirror_edk2.git / blobdiff