diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Bus')
12 files changed, 473 insertions, 211 deletions
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBus.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBus.h index 9dfdbe62d7..5b0428bec4 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBus.h +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBus.h @@ -22,6 +22,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include <Protocol/LoadedImage.h>
#include <Protocol/PciHostBridgeResourceAllocation.h>
#include <Protocol/PciIo.h>
+#include <Protocol/LoadFile2.h>
#include <Guid/PciHotplugDevice.h>
#include <Protocol/PciRootBridgeIo.h>
#include <Protocol/PciHotPlugRequest.h>
@@ -129,6 +130,7 @@ typedef struct _PCI_IO_DEVICE { EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL PciDriverOverride;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
+ EFI_LOAD_FILE2_PROTOCOL LoadFile2;
//
// PCI configuration space header type
@@ -230,6 +232,9 @@ typedef struct _PCI_IO_DEVICE { #define PCI_IO_DEVICE_FROM_LINK(a) \
CR (a, PCI_IO_DEVICE, Link, PCI_IO_DEVICE_SIGNATURE)
+#define PCI_IO_DEVICE_FROM_LOAD_FILE2_THIS(a) \
+ CR (a, PCI_IO_DEVICE, LoadFile2, PCI_IO_DEVICE_SIGNATURE)
+
//
// Global Variables
//
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf index 8fa69ec729..b5fa1e1f32 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf @@ -106,6 +106,7 @@ gEfiDevicePathProtocolGuid # PROTOCOL TO_START
gEfiIncompatiblePciDeviceSupportProtocolGuid # PROTOCOL TO_START
gEfiUgaIoProtocolGuid # ALWAYS_CONSUMED System Table
+ gEfiLoadFile2ProtocolGuid # SOMETIMES_CONSUMED
[FeaturePcd.common]
gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdPciVgaEnable
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.c index 3f72a71d73..d461aef4d0 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.c @@ -1,6 +1,6 @@ /** @file
-Copyright (c) 2006, Intel Corporation
+Copyright (c) 2006 - 2009, 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
@@ -220,6 +220,7 @@ RegisterPciDevice ( UINT8 PciExpressCapRegOffset;
EFI_PCI_IO_PROTOCOL *PciIo;
UINT8 Data8;
+ BOOLEAN HasEfiImage;
//
// Install the pciio protocol, device path protocol
@@ -261,7 +262,6 @@ RegisterPciDevice ( // Process OpRom
//
if (!PciIoDevice->AllOpRomProcessed) {
- PciIoDevice->AllOpRomProcessed = TRUE;
//
// Get the OpRom provided by platform
@@ -279,7 +279,7 @@ RegisterPciDevice ( PciIoDevice->PciIo.RomImage = PlatformOpRomBuffer;
//
// For OpROM read from gPciPlatformProtocol:
- // Add the Rom Image to internal database for later PCI light enumeration
+ // Add the Rom Image to internal database for later PCI light enumeration
//
PciRomAddImageMapping (
NULL,
@@ -290,16 +290,46 @@ RegisterPciDevice ( (UINT64) (UINTN) PciIoDevice->PciIo.RomImage,
PciIoDevice->PciIo.RomSize
);
-
}
}
+ }
+
+ //
+ // Determine if there are EFI images in the option rom
+ //
+ HasEfiImage = ContainEfiImage (PciIoDevice->PciIo.RomImage, PciIoDevice->PciIo.RomSize);
+
+ if (HasEfiImage) {
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &PciIoDevice->Handle,
+ &gEfiLoadFile2ProtocolGuid,
+ &PciIoDevice->LoadFile2,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ gBS->UninstallMultipleProtocolInterfaces (
+ &PciIoDevice->Handle,
+ &gEfiDevicePathProtocolGuid,
+ PciIoDevice->DevicePath,
+ &gEfiPciIoProtocolGuid,
+ &PciIoDevice->PciIo,
+ NULL
+ );
+ return Status;
+ }
+ }
+
+
+ if (!PciIoDevice->AllOpRomProcessed) {
+
+ PciIoDevice->AllOpRomProcessed = TRUE;
//
// Dispatch the EFI OpRom for the PCI device.
// The OpRom is got from platform in the above code
- // or loaded from device in previous bus enumeration
+ // or loaded from device in the previous round of bus enumeration
//
- if (PciIoDevice->RomSize > 0) {
+ if (HasEfiImage) {
ProcessOpRomImage (PciIoDevice);
}
}
@@ -323,6 +353,14 @@ RegisterPciDevice ( &PciIoDevice->PciIo,
NULL
);
+ if (HasEfiImage) {
+ gBS->UninstallMultipleProtocolInterfaces (
+ &PciIoDevice->Handle,
+ &gEfiLoadFile2ProtocolGuid,
+ &PciIoDevice->LoadFile2,
+ NULL
+ );
+ }
return Status;
}
@@ -507,6 +545,33 @@ DeRegisterPciDevice ( );
}
+ if (!EFI_ERROR (Status)) {
+ //
+ // Try to uninstall LoadFile2 protocol if exists
+ //
+ Status = gBS->OpenProtocol (
+ Handle,
+ &gEfiLoadFile2ProtocolGuid,
+ NULL,
+ gPciBusDriverBinding.DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_TEST_PROTOCOL
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ Handle,
+ &gEfiLoadFile2ProtocolGuid,
+ &PciIoDevice->LoadFile2,
+ NULL
+ );
+ }
+ //
+ // Restore Status
+ //
+ Status = EFI_SUCCESS;
+ }
+
+
if (EFI_ERROR (Status)) {
gBS->OpenProtocol (
Controller,
@@ -825,8 +890,9 @@ CreateRootBridge ( //
// Initialize the PCI I/O instance structure
//
- Status = InitializePciIoInstance (Dev);
- Status = InitializePciDriverOverrideInstance (Dev);
+ InitializePciIoInstance (Dev);
+ InitializePciDriverOverrideInstance (Dev);
+ InitializePciLoadFile2 (Dev);
//
// Initialize reserved resource list and
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.c index 6ec208453e..d8faf8f7e4 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.c @@ -19,15 +19,13 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. @param PciIoDevice Device instance.
- @retval EFI_SUCCESS Operation success.
**/
-EFI_STATUS
+VOID
InitializePciDriverOverrideInstance (
PCI_IO_DEVICE *PciIoDevice
)
{
PciIoDevice->PciDriverOverride.GetDriver = GetDriver;
- return EFI_SUCCESS;
}
/**
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.h index c30d4e1c56..4c402b2a47 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.h +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDriverOverride.h @@ -32,9 +32,8 @@ typedef struct { @param PciIoDevice Device instance.
- @retval EFI_SUCCESS Operation success.
**/
-EFI_STATUS
+VOID
InitializePciDriverOverrideInstance (
PCI_IO_DEVICE *PciIoDevice
);
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c index 47f2fe1afd..ae5b7db8da 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c @@ -1,6 +1,6 @@ /** @file
-Copyright (c) 2006, Intel Corporation
+Copyright (c) 2006 - 2009, 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
@@ -1664,13 +1664,10 @@ CreatePciIoDevice ( // Initialize the PCI I/O instance structure
//
- Status = InitializePciIoInstance (PciIoDevice);
- Status = InitializePciDriverOverrideInstance (PciIoDevice);
+ InitializePciIoInstance (PciIoDevice);
+ InitializePciDriverOverrideInstance (PciIoDevice);
+ InitializePciLoadFile2 (PciIoDevice);
- if (EFI_ERROR (Status)) {
- gBS->FreePool (PciIoDevice);
- return NULL;
- }
//
// Initialize the reserved resource list
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.c index 43a8fb34bb..f92a5beeca 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.c @@ -90,15 +90,13 @@ ReportErrorStatusCode ( @param PciIoDevice Pci device instance.
- @retval EFI_SUCCESS Success operation.
**/
-EFI_STATUS
+VOID
InitializePciIoInstance (
PCI_IO_DEVICE *PciIoDevice
)
{
CopyMem (&PciIoDevice->PciIo, &PciIoInterface, sizeof (EFI_PCI_IO_PROTOCOL));
- return EFI_SUCCESS;
}
/**
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.h index 5d7b8b3409..43612d7e1c 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.h +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciIo.h @@ -20,9 +20,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. @param PciIoDevice Pci device instance.
- @retval EFI_SUCCESS Success operation.
**/
-EFI_STATUS
+VOID
InitializePciIoInstance (
PCI_IO_DEVICE *PciIoDevice
);
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c index ea9ac25b13..f12b566098 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c @@ -16,6 +16,202 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include <IndustryStandard/Pci23.h>
+/**
+ Load the EFI Image from Option ROM
+
+ @param PciIoDevice PCI IO Device
+ @param FilePath The file path of the EFI Image
+ @param BufferSize On input the size of Buffer in bytes. On output with a return
+ code of EFI_SUCCESS, the amount of data transferred to Buffer.
+ On output with a return code of EFI_BUFFER_TOO_SMALL,
+ the size of Buffer required to retrieve the requested file.
+ @param Buffer The memory buffer to transfer the file to. If Buffer is NULL,
+ then no the size of the requested file is returned in BufferSize.
+
+ @retval EFI_SUCCESS The file was loaded.
+ @retval EFI_UNSUPPORTED BootPolicy is TRUE.
+ @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to read the current directory entry.
+ BufferSize has been updated with the size needed to complete the request.
+**/
+EFI_STATUS
+LocalLoadFile2 (
+ IN PCI_IO_DEVICE *PciIoDevice,
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer OPTIONAL
+ )
+{
+ EFI_STATUS Status;
+ MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH *EfiOpRomImageNode;
+ EFI_PCI_EXPANSION_ROM_HEADER *EfiRomHeader;
+ PCI_DATA_STRUCTURE *Pcir;
+ UINT32 ImageSize;
+ UINT8 *ImageBuffer;
+ UINT32 ImageLength;
+ UINT32 DestinationSize;
+ UINT32 ScratchSize;
+ VOID *Scratch;
+ EFI_DECOMPRESS_PROTOCOL *Decompress;
+
+ EfiOpRomImageNode = (MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH *) FilePath;
+ if ((EfiOpRomImageNode == NULL) ||
+ (DevicePathType (FilePath) != MEDIA_DEVICE_PATH) ||
+ (DevicePathSubType (FilePath) != MEDIA_RELATIVE_OFFSET_RANGE_DP) ||
+ (DevicePathNodeLength (FilePath) != sizeof (MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH)) ||
+ (!IsDevicePathEnd (NextDevicePathNode (FilePath))) ||
+ (EfiOpRomImageNode->StartingOffset > EfiOpRomImageNode->EndingOffset) ||
+ (EfiOpRomImageNode->EndingOffset >= PciIoDevice->RomSize) ||
+ (BufferSize == NULL)
+ ) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ EfiRomHeader = (EFI_PCI_EXPANSION_ROM_HEADER *) (
+ (UINT8 *) PciIoDevice->PciIo.RomImage + EfiOpRomImageNode->StartingOffset
+ );
+ if (EfiRomHeader->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) {
+ return EFI_NOT_FOUND;
+ }
+
+
+ Pcir = (PCI_DATA_STRUCTURE *) ((UINT8 *) EfiRomHeader + EfiRomHeader->PcirOffset);
+
+
+ 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)) &&
+ (EfiRomHeader->CompressionType <= EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED)
+ ) {
+
+ ImageSize = (UINT32) EfiRomHeader->InitializationSize * 512;
+
+ ImageBuffer = (UINT8 *) EfiRomHeader + EfiRomHeader->EfiImageHeaderOffset;
+ ImageLength = ImageSize - EfiRomHeader->EfiImageHeaderOffset;
+
+ if (EfiRomHeader->CompressionType != EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED) {
+ //
+ // Uncompressed: Copy the EFI Image directly to user's buffer
+ //
+ if (Buffer == NULL || *BufferSize < ImageLength) {
+ *BufferSize = ImageLength;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ *BufferSize = ImageLength;
+ CopyMem (Buffer, ImageBuffer, ImageLength);
+ return EFI_SUCCESS;
+
+ } else {
+ //
+ // Compressed: Uncompress before copying
+ //
+ Status = gBS->LocateProtocol (&gEfiDecompressProtocolGuid, NULL, &Decompress);
+ if (EFI_ERROR (Status)) {
+ return EFI_DEVICE_ERROR;
+ }
+ Status = Decompress->GetInfo (
+ Decompress,
+ ImageBuffer,
+ ImageLength,
+ &DestinationSize,
+ &ScratchSize
+ );
+ if (EFI_ERROR (Status)) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ if (Buffer == NULL || *BufferSize < DestinationSize) {
+ *BufferSize = DestinationSize;
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ *BufferSize = DestinationSize;
+ Scratch = AllocatePool (ScratchSize);
+ if (Scratch == NULL) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ Status = Decompress->Decompress (
+ Decompress,
+ ImageBuffer,
+ ImageLength,
+ Buffer,
+ DestinationSize,
+ Scratch,
+ ScratchSize
+ );
+ gBS->FreePool (Scratch);
+
+ if (EFI_ERROR (Status)) {
+ return EFI_DEVICE_ERROR;
+ }
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
+/**
+ Initialize a PCI LoadFile2 instance
+
+ @param PciIoDevice - PCI IO Device
+
+**/
+VOID
+InitializePciLoadFile2 (
+ PCI_IO_DEVICE *PciIoDevice
+ )
+{
+ PciIoDevice->LoadFile2.LoadFile = LoadFile2;
+}
+
+/**
+ Causes the driver to load a specified file.
+
+ @param This Indicates a pointer to the calling context.
+ @param FilePath The device specific path of the file to load.
+ @param BootPolicy Should always be FALSE.
+ @param BufferSize On input the size of Buffer in bytes. On output with a return
+ code of EFI_SUCCESS, the amount of data transferred to Buffer.
+ On output with a return code of EFI_BUFFER_TOO_SMALL,
+ the size of Buffer required to retrieve the requested file.
+ @param Buffer The memory buffer to transfer the file to. If Buffer is NULL,
+ then no the size of the requested file is returned in BufferSize.
+
+ @retval EFI_SUCCESS The file was loaded.
+ @retval EFI_UNSUPPORTED BootPolicy is TRUE.
+ @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to read the current directory entry.
+ BufferSize has been updated with the size needed to complete the request.
+
+**/
+EFI_STATUS
+EFIAPI
+LoadFile2 (
+ IN EFI_LOAD_FILE2_PROTOCOL *This,
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
+ IN BOOLEAN BootPolicy,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer OPTIONAL
+ )
+{
+ PCI_IO_DEVICE *PciIoDevice;
+
+ if (BootPolicy) {
+ return EFI_UNSUPPORTED;
+ }
+ PciIoDevice = PCI_IO_DEVICE_FROM_LOAD_FILE2_THIS (This);
+
+ return LocalLoadFile2 (
+ PciIoDevice,
+ FilePath,
+ BufferSize,
+ Buffer
+ );
+}
+
+
//
// Module global for a template of the PCI option ROM Image Device Path Node
//
@@ -125,6 +321,54 @@ GetOpRomInfo ( }
/**
+
+ Check if the RomImage contains EFI Images.
+
+ @param RomImage The ROM address of Image for check.
+ @param RomSize Size of ROM for check.
+
+ @retval TRUE ROM contain EFI Image.
+ @retval FALSE ROM not contain EFI Image.
+
+**/
+BOOLEAN
+ContainEfiImage (
+ IN VOID *RomImage,
+ IN UINT64 RomSize
+ )
+{
+ PCI_EXPANSION_ROM_HEADER *RomHeader;
+ PCI_DATA_STRUCTURE *RomPcir;
+ BOOLEAN FirstCheck;
+
+ FirstCheck = TRUE;
+ RomHeader = RomImage;
+
+ while ((UINT8 *) RomHeader < (UINT8 *) RomImage + RomSize) {
+ if (RomHeader->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) {
+ if (FirstCheck) {
+ return FALSE;
+ } else {
+ RomHeader = (PCI_EXPANSION_ROM_HEADER *) ((UINT8 *) RomHeader + 512);
+ continue;
+ }
+ }
+
+ FirstCheck = FALSE;
+ RomPcir = (PCI_DATA_STRUCTURE *) ((UINT8 *) RomHeader + RomHeader->PcirOffset);
+
+ if (RomPcir->CodeType == PCI_CODE_TYPE_EFI_IMAGE) {
+ return TRUE;
+ }
+
+ RomHeader = (PCI_EXPANSION_ROM_HEADER *) ((UINT8 *) RomHeader + RomPcir->Length * 512);
+ }
+
+ return FALSE;
+}
+
+
+/**
Load option rom image for specified PCI device
@param PciDevice Pci device instance
@@ -396,25 +640,20 @@ ProcessOpRomImage ( {
UINT8 Indicator;
UINT32 ImageSize;
- UINT16 ImageOffset;
VOID *RomBar;
UINT8 *RomBarOffset;
EFI_HANDLE ImageHandle;
EFI_STATUS Status;
EFI_STATUS RetStatus;
BOOLEAN FirstCheck;
- BOOLEAN SkipImage;
- UINT32 DestinationSize;
- UINT32 ScratchSize;
- UINT8 *Scratch;
- VOID *ImageBuffer;
- VOID *DecompressedImageBuffer;
- UINT32 ImageLength;
- EFI_DECOMPRESS_PROTOCOL *Decompress;
EFI_PCI_EXPANSION_ROM_HEADER *EfiRomHeader;
PCI_DATA_STRUCTURE *Pcir;
EFI_DEVICE_PATH_PROTOCOL *PciOptionRomImageDevicePath;
+ MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH EfiOpRomImageNode;
+ VOID *Buffer;
+ UINTN BufferSize;
+
Indicator = 0;
//
@@ -428,7 +667,7 @@ ProcessOpRomImage ( do {
EfiRomHeader = (EFI_PCI_EXPANSION_ROM_HEADER *) RomBarOffset;
if (EfiRomHeader->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) {
- RomBarOffset = RomBarOffset + 512;
+ RomBarOffset += 512;
if (FirstCheck) {
break;
} else {
@@ -441,120 +680,73 @@ ProcessOpRomImage ( ImageSize = (UINT32) (Pcir->ImageLength * 512);
Indicator = Pcir->Indicator;
- if ((Pcir->CodeType == PCI_CODE_TYPE_EFI_IMAGE) &&
- (EfiRomHeader->EfiSignature == EFI_PCI_EXPANSION_ROM_HEADER_EFISIGNATURE)) {
-
- if ((EfiRomHeader->EfiSubsystem == EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER) ||
- (EfiRomHeader->EfiSubsystem == EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER)) {
-
- ImageOffset = EfiRomHeader->EfiImageHeaderOffset;
- ImageSize = (UINT32) (EfiRomHeader->InitializationSize * 512);
-
- ImageBuffer = (VOID *) (RomBarOffset + ImageOffset);
- ImageLength = ImageSize - (UINT32)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) {
- //
- // Build Memory Mapped device path node to record the image offset into the PCI Option ROM
- //
- mPciOptionRomImageDevicePathNodeTemplate.StartingAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) (RomBarOffset - (UINT8 *) RomBar);
- mPciOptionRomImageDevicePathNodeTemplate.EndingAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) (RomBarOffset + ImageSize - 1 - (UINT8 *) RomBar);
- PciOptionRomImageDevicePath = AppendDevicePathNode (PciDevice->DevicePath, (const EFI_DEVICE_PATH_PROTOCOL *)&mPciOptionRomImageDevicePathNodeTemplate);
- ASSERT (PciOptionRomImageDevicePath != NULL);
-
- //
- // load image and start image
- //
- Status = gBS->LoadImage (
- FALSE,
- gPciBusDriverBinding.DriverBindingHandle,
- PciOptionRomImageDevicePath,
- ImageBuffer,
- ImageLength,
- &ImageHandle
- );
-
- //
- // Free the device path after it has been used by LoadImage
- //
- gBS->FreePool (PciOptionRomImageDevicePath);
-
- if (!EFI_ERROR (Status)) {
- Status = gBS->StartImage (ImageHandle, NULL, NULL);
- if (!EFI_ERROR (Status)) {
- AddDriver (PciDevice, ImageHandle);
- PciRomAddImageMapping (
- ImageHandle,
- PciDevice->PciRootBridgeIo->SegmentNumber,
- PciDevice->BusNumber,
- PciDevice->DeviceNumber,
- PciDevice->FunctionNumber,
- (UINT64) (UINTN) PciDevice->PciIo.RomImage,
- PciDevice->PciIo.RomSize
- );
- RetStatus = EFI_SUCCESS;
- }
- }
- }
+ //
+ // Create Pci Option Rom Image device path header
+ //
+ EfiOpRomImageNode.Header.Type = MEDIA_DEVICE_PATH;
+ EfiOpRomImageNode.Header.SubType = MEDIA_RELATIVE_OFFSET_RANGE_DP;
+ SetDevicePathNodeLength (&EfiOpRomImageNode.Header, sizeof (EfiOpRomImageNode));
+ EfiOpRomImageNode.StartingOffset = (UINTN) RomBarOffset - (UINTN) RomBar;
+ EfiOpRomImageNode.EndingOffset = (UINTN) RomBarOffset + ImageSize - 1 - (UINTN) RomBar;
- RomBarOffset = RomBarOffset + ImageSize;
- } else {
- RomBarOffset = RomBarOffset + ImageSize;
+ PciOptionRomImageDevicePath = AppendDevicePathNode (PciDevice->DevicePath, &EfiOpRomImageNode.Header);
+ ASSERT (PciOptionRomImageDevicePath != NULL);
+
+ //
+ // load image and start image
+ //
+
+ BufferSize = 0;
+ Buffer = NULL;
+ Status = EFI_SUCCESS;
+ ImageHandle = NULL;
+
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->LoadImage (
+ FALSE,
+ gPciBusDriverBinding.DriverBindingHandle,
+ PciOptionRomImageDevicePath,
+ Buffer,
+ BufferSize,
+ &ImageHandle
+ );
+ }
+
+ //
+ // load image and start image
+ //
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->LoadImage (
+ FALSE,
+ gPciBusDriverBinding.DriverBindingHandle,
+ PciOptionRomImageDevicePath,
+ Buffer,
+ BufferSize,
+ &ImageHandle
+ );
+ }
+
+ gBS->FreePool (PciOptionRomImageDevicePath);
+
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->StartImage (ImageHandle, NULL, NULL);
+ if (!EFI_ERROR (Status)) {
+ AddDriver (PciDevice, ImageHandle);
+ PciRomAddImageMapping (
+ ImageHandle,
+ PciDevice->PciRootBridgeIo->SegmentNumber,
+ PciDevice->BusNumber,
+ PciDevice->DeviceNumber,
+ PciDevice->FunctionNumber,
+ (UINT64) (UINTN) PciDevice->PciIo.RomImage,
+ PciDevice->PciIo.RomSize
+ );
+ RetStatus = EFI_SUCCESS;
}
- } else {
- RomBarOffset = RomBarOffset + ImageSize;
}
+ RomBarOffset += ImageSize;
+
} while (((Indicator & 0x80) == 0x00) && ((UINTN) (RomBarOffset - (UINT8 *) RomBar) < PciDevice->RomSize));
return RetStatus;
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.h index de84f2825b..d245f3e0f1 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.h +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.h @@ -14,6 +14,66 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #ifndef _EFI_PCI_OP_ROM_SUPPORT_H_
#define _EFI_PCI_OP_ROM_SUPPORT_H_
+#include <Protocol/LoadFile2.h>
+
+/**
+ Initialize a PCI LoadFile2 instance
+
+ @param PciIoDevice - PCI IO Device
+
+**/
+VOID
+InitializePciLoadFile2 (
+ PCI_IO_DEVICE *PciIoDevice
+ );
+
+/**
+ Causes the driver to load a specified file.
+
+ @param This Indicates a pointer to the calling context.
+ @param FilePath The device specific path of the file to load.
+ @param BootPolicy Should always be FALSE.
+ @param BufferSize On input the size of Buffer in bytes. On output with a return
+ code of EFI_SUCCESS, the amount of data transferred to Buffer.
+ On output with a return code of EFI_BUFFER_TOO_SMALL,
+ the size of Buffer required to retrieve the requested file.
+ @param Buffer The memory buffer to transfer the file to. If Buffer is NULL,
+ then no the size of the requested file is returned in BufferSize.
+
+ @retval EFI_SUCCESS The file was loaded.
+ @retval EFI_UNSUPPORTED BootPolicy is TRUE.
+ @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to read the current directory entry.
+ BufferSize has been updated with the size needed to complete the request.
+
+**/
+EFI_STATUS
+EFIAPI
+LoadFile2 (
+ IN EFI_LOAD_FILE2_PROTOCOL *This,
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
+ IN BOOLEAN BootPolicy,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer OPTIONAL
+ );
+
+/**
+
+ Check if the RomImage contains EFI Images.
+
+ @param RomImage The ROM address of Image for check.
+ @param RomSize Size of ROM for check.
+
+ @retval TRUE ROM contain EFI Image.
+ @retval FALSE ROM not contain EFI Image.
+
+**/
+BOOLEAN
+ContainEfiImage (
+ IN VOID *RomImage,
+ IN UINT64 RomSize
+ );
+
+
/**
Get Pci device's oprom infor bits.
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.c index f64c64ee39..aef3e956c3 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.c +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.c @@ -83,75 +83,32 @@ PciRomAddImageMapping ( }
/**
- Load all option rom image to PCI driver list.
-
- @param This Pointer to protocol instance EFI_DRIVER_BINDING_PROTOCOL
- @param PciRootBridgeIo Root bridge Io instance
- @param PciIoDevice device instance
-**/
-EFI_STATUS
-PciRomGetRomResourceFromPciOptionRomTable (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo,
- PCI_IO_DEVICE *PciIoDevice
- )
-{
- 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;
-}
-
-/**
Get Option rom driver's mapping for PCI device.
@param PciIoDevice Device instance.
+ @retval TRUE Found Image mapping.
+ @retval FALSE
+
**/
-EFI_STATUS
+BOOLEAN
PciRomGetImageMapping (
PCI_IO_DEVICE *PciIoDevice
)
{
EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
UINTN Index;
+ BOOLEAN Found;
PciRootBridgeIo = PciIoDevice->PciRootBridgeIo;
+ Found = FALSE;
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 ) {
+ Found = TRUE;
if (mRomImageTable[Index].ImageHandle != NULL) {
AddDriver (PciIoDevice, mRomImageTable[Index].ImageHandle);
@@ -162,5 +119,5 @@ PciRomGetImageMapping ( }
}
- return EFI_SUCCESS;
+ return Found;
}
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.h index 5b475cd0cc..dc3d8fd64d 100644 --- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.h +++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciRomTable.h @@ -1,7 +1,7 @@ /** @file
Option Rom Support for PCI Bus Driver
-Copyright (c) 2006, Intel Corporation
+Copyright (c) 2006 - 2009, 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
@@ -36,27 +36,17 @@ PciRomAddImageMapping ( IN UINT64 RomAddress,
IN UINT64 RomLength
);
-/**
- Load all option rom image to PCI driver list.
-
- @param This Pointer to protocol instance EFI_DRIVER_BINDING_PROTOCOL.
- @param PciRootBridgeIo Root bridge Io instance.
- @param PciIoDevice device instance.
-**/
-EFI_STATUS
-PciRomGetRomResourceFromPciOptionRomTable (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo,
- PCI_IO_DEVICE *PciIoDevice
- );
/**
Get Option rom driver's mapping for PCI device.
@param PciIoDevice Device instance.
+ @retval TRUE Found Image mapping.
+ @retval FALSE
+
**/
-EFI_STATUS
+BOOLEAN
PciRomGetImageMapping (
PCI_IO_DEVICE *PciIoDevice
);
|