diff options
Diffstat (limited to 'DuetPkg/PciBusNoEnumerationDxe/PciRomTable.c')
| -rw-r--r-- | DuetPkg/PciBusNoEnumerationDxe/PciRomTable.c | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/DuetPkg/PciBusNoEnumerationDxe/PciRomTable.c b/DuetPkg/PciBusNoEnumerationDxe/PciRomTable.c deleted file mode 100644 index 5085431b08..0000000000 --- a/DuetPkg/PciBusNoEnumerationDxe/PciRomTable.c +++ /dev/null @@ -1,393 +0,0 @@ -/*++
-
-Copyright (c) 2005 - 2012, 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:
-
- PciRomTable.c
-
-Abstract:
-
- Option Rom Support for PCI Bus Driver
-
-Revision History
-
---*/
-
-#include "PciBus.h"
-
-typedef struct {
- EFI_HANDLE ImageHandle;
- UINTN Seg;
- UINT8 Bus;
- UINT8 Dev;
- UINT8 Func;
-} EFI_PCI_ROM_IMAGE_MAPPING;
-
-UINTN mNumberOfPciRomImages = 0;
-UINTN mMaxNumberOfPciRomImages = 0;
-EFI_PCI_ROM_IMAGE_MAPPING *mRomImageTable = NULL;
-
-CHAR16 mHexDigit[17] = L"0123456789ABCDEF";
-
-VOID
-PciRomAddImageMapping (
- IN EFI_HANDLE ImageHandle,
- IN UINTN Seg,
- IN UINT8 Bus,
- IN UINT8 Dev,
- IN UINT8 Func
- )
-
-{
- 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;
- mNumberOfPciRomImages++;
-}
-
-VOID
-HexToString (
- CHAR16 *String,
- UINTN Value,
- UINTN Digits
- )
-
-{
- for (; Digits > 0; Digits--, String++) {
- *String = mHexDigit[((Value >> (4*(Digits-1))) & 0x0f)];
- }
-}
-
-EFI_STATUS
-PciRomLoadEfiDriversFromRomImage (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_PCI_OPTION_ROM_DESCRIPTOR *PciOptionRomDescriptor
- )
-/*++
-
-Routine Description:
- Command entry point.
-
-Arguments:
- ImageHandle The image handle.
- SystemTable The system table.
-
-Returns:
- EFI_SUCCESS - The command completed successfully
- EFI_INVALID_PARAMETER - Command usage error
- EFI_UNSUPPORTED - Protocols unsupported
- EFI_OUT_OF_RESOURCES - Out of memory
- Other value - Unknown error
-
---*/
-{
- VOID *RomBar;
- UINTN RomSize;
- CHAR16 *FileName;
- EFI_PCI_EXPANSION_ROM_HEADER *EfiRomHeader;
- PCI_DATA_STRUCTURE *Pcir;
- UINTN ImageIndex;
- UINTN RomBarOffset;
- UINT32 ImageSize;
- UINT16 ImageOffset;
- EFI_HANDLE ImageHandle;
- EFI_STATUS Status;
- EFI_STATUS retStatus;
- EFI_DEVICE_PATH_PROTOCOL *FilePath;
- BOOLEAN SkipImage;
- UINT32 DestinationSize;
- UINT32 ScratchSize;
- UINT8 *Scratch;
- VOID *ImageBuffer;
- VOID *DecompressedImageBuffer;
- UINT32 ImageLength;
- EFI_DECOMPRESS_PROTOCOL *Decompress;
- UINT32 InitializationSize;
-
- RomBar = (VOID *) (UINTN) PciOptionRomDescriptor->RomAddress;
- RomSize = (UINTN) PciOptionRomDescriptor->RomLength;
- FileName = L"PciRom Seg=00000000 Bus=00 Dev=00 Func=00 Image=0000";
-
- HexToString (&FileName[11], PciOptionRomDescriptor->Seg, 8);
- HexToString (&FileName[24], PciOptionRomDescriptor->Bus, 2);
- HexToString (&FileName[31], PciOptionRomDescriptor->Dev, 2);
- HexToString (&FileName[39], PciOptionRomDescriptor->Func, 2);
-
- ImageIndex = 0;
- retStatus = EFI_NOT_FOUND;
- RomBarOffset = (UINTN) RomBar;
-
- do {
-
- EfiRomHeader = (EFI_PCI_EXPANSION_ROM_HEADER *) (UINTN) RomBarOffset;
-
-
- if (EfiRomHeader->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) {
- return retStatus;
- }
-
- //
- // If the pointer to the PCI Data Structure is invalid, no further images can be located.
- // The PCI Data Structure must be DWORD aligned.
- //
- if (EfiRomHeader->PcirOffset == 0 ||
- (EfiRomHeader->PcirOffset & 3) != 0 ||
- RomBarOffset - (UINTN)RomBar + EfiRomHeader->PcirOffset + sizeof (PCI_DATA_STRUCTURE) > RomSize) {
- break;
- }
- Pcir = (PCI_DATA_STRUCTURE *) (UINTN) (RomBarOffset + EfiRomHeader->PcirOffset);
- //
- // If a valid signature is not present in the PCI Data Structure, no further images can be located.
- //
- if (Pcir->Signature != PCI_DATA_STRUCTURE_SIGNATURE) {
- break;
- }
- ImageSize = Pcir->ImageLength * 512;
- if (RomBarOffset - (UINTN)RomBar + ImageSize > RomSize) {
- break;
- }
-
- if ((Pcir->CodeType == PCI_CODE_TYPE_EFI_IMAGE) &&
- (EfiRomHeader->EfiSignature == EFI_PCI_EXPANSION_ROM_HEADER_EFISIGNATURE) &&
- ((EfiRomHeader->EfiSubsystem == EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER) ||
- (EfiRomHeader->EfiSubsystem == EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER))) {
-
- ImageOffset = EfiRomHeader->EfiImageHeaderOffset;
- InitializationSize = EfiRomHeader->InitializationSize * 512;
-
- if (InitializationSize <= ImageSize && ImageOffset < InitializationSize) {
-
- ImageBuffer = (VOID *) (UINTN) (RomBarOffset + ImageOffset);
- ImageLength = InitializationSize - ImageOffset;
- DecompressedImageBuffer = NULL;
-
- //
- // decompress here if needed
- //
- SkipImage = FALSE;
- if (EfiRomHeader->CompressionType > EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED) {
- SkipImage = TRUE;
- }
-
- if (EfiRomHeader->CompressionType == EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED) {
- Status = gBS->LocateProtocol (&gEfiDecompressProtocolGuid, NULL, (VOID **) &Decompress);
- if (EFI_ERROR (Status)) {
- SkipImage = TRUE;
- } else {
- SkipImage = TRUE;
- Status = Decompress->GetInfo (
- Decompress,
- ImageBuffer,
- ImageLength,
- &DestinationSize,
- &ScratchSize
- );
- if (!EFI_ERROR (Status)) {
- DecompressedImageBuffer = NULL;
- DecompressedImageBuffer = AllocatePool (DestinationSize);
- if (DecompressedImageBuffer != NULL) {
- Scratch = AllocatePool (ScratchSize);
- if (Scratch != NULL) {
- Status = Decompress->Decompress (
- Decompress,
- ImageBuffer,
- ImageLength,
- DecompressedImageBuffer,
- DestinationSize,
- Scratch,
- ScratchSize
- );
- if (!EFI_ERROR (Status)) {
- ImageBuffer = DecompressedImageBuffer;
- ImageLength = DestinationSize;
- SkipImage = FALSE;
- }
-
- gBS->FreePool (Scratch);
- }
- }
- }
- }
- }
-
- if (!SkipImage) {
-
- //
- // load image and start image
- //
-
- HexToString (&FileName[48], ImageIndex, 4);
- FilePath = FileDevicePath (NULL, FileName);
-
- Status = gBS->LoadImage (
- FALSE,
- This->ImageHandle,
- FilePath,
- ImageBuffer,
- ImageLength,
- &ImageHandle
- );
- if (!EFI_ERROR (Status)) {
- Status = gBS->StartImage (ImageHandle, NULL, NULL);
- if (!EFI_ERROR (Status)) {
- PciRomAddImageMapping (
- ImageHandle,
- PciOptionRomDescriptor->Seg,
- PciOptionRomDescriptor->Bus,
- PciOptionRomDescriptor->Dev,
- PciOptionRomDescriptor->Func
- );
- retStatus = Status;
- }
- }
- if (FilePath != NULL) {
- gBS->FreePool (FilePath);
- }
- }
-
- if (DecompressedImageBuffer != NULL) {
- gBS->FreePool (DecompressedImageBuffer);
- }
-
- }
- }
-
- RomBarOffset = RomBarOffset + ImageSize;
- ImageIndex++;
- } while (((Pcir->Indicator & 0x80) == 0x00) && ((RomBarOffset - (UINTN) RomBar) < RomSize));
-
- return retStatus;
-}
-
-EFI_STATUS
-PciRomLoadEfiDriversFromOptionRomTable (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo
- )
-/*++
-
-Routine Description:
-
-Arguments:
-
-Returns:
-
---*/
-{
- EFI_STATUS Status;
- EFI_PCI_OPTION_ROM_TABLE *PciOptionRomTable;
- EFI_PCI_OPTION_ROM_DESCRIPTOR *PciOptionRomDescriptor;
- UINTN Index;
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptors;
- UINT16 MinBus;
- UINT16 MaxBus;
-
- Status = EfiGetSystemConfigurationTable (&gEfiPciOptionRomTableGuid, (VOID **) &PciOptionRomTable);
- if (EFI_ERROR (Status)) {
- return EFI_NOT_FOUND;
- }
-
- Status = EFI_NOT_FOUND;
-
- for (Index = 0; Index < PciOptionRomTable->PciOptionRomCount; Index++) {
- PciOptionRomDescriptor = &PciOptionRomTable->PciOptionRomDescriptors[Index];
- if (!PciOptionRomDescriptor->DontLoadEfiRom) {
- if (PciOptionRomDescriptor->Seg == PciRootBridgeIo->SegmentNumber) {
- Status = PciRootBridgeIo->Configuration (PciRootBridgeIo, (VOID **) &Descriptors);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- PciGetBusRange (&Descriptors, &MinBus, &MaxBus, NULL);
- if ((MinBus <= PciOptionRomDescriptor->Bus) && (PciOptionRomDescriptor->Bus <= MaxBus)) {
- Status = PciRomLoadEfiDriversFromRomImage (This, PciOptionRomDescriptor);
- PciOptionRomDescriptor->DontLoadEfiRom |= 2;
- }
- }
- }
- }
-
- return Status;
-}
-
-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:
-
---*/
-{
- 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;
-}
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