diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Csm/BiosThunk/BlockIoDxe/BiosBlkIo.h')
| -rw-r--r-- | IntelFrameworkModulePkg/Csm/BiosThunk/BlockIoDxe/BiosBlkIo.h | 439 |
1 files changed, 439 insertions, 0 deletions
diff --git a/IntelFrameworkModulePkg/Csm/BiosThunk/BlockIoDxe/BiosBlkIo.h b/IntelFrameworkModulePkg/Csm/BiosThunk/BlockIoDxe/BiosBlkIo.h new file mode 100644 index 0000000000..de3c8d3518 --- /dev/null +++ b/IntelFrameworkModulePkg/Csm/BiosThunk/BlockIoDxe/BiosBlkIo.h @@ -0,0 +1,439 @@ +/** @file
+
+Copyright (c) 1999 - 2010, 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.
+
+**/
+
+#ifndef _BIOS_BLOCK_IO_H_
+#define _BIOS_BLOCK_IO_H_
+
+#include <Uefi.h>
+
+#include <Protocol/BlockIo.h>
+#include <Protocol/PciIo.h>
+#include <Protocol/LegacyBios.h>
+#include <Protocol/DevicePath.h>
+#include <Guid/LegacyBios.h>
+
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <Library/DevicePathLib.h>
+#include <Library/MemoryAllocationLib.h>
+
+#include <IndustryStandard/Pci.h>
+
+#include "Edd.h"
+
+#define UNKNOWN_DEVICE_GUID \
+ { 0xcf31fac5, 0xc24e, 0x11d2, {0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b} }
+
+typedef struct {
+ VENDOR_DEVICE_PATH DevicePath;
+ UINT8 LegacyDriveLetter;
+} UNKNOWN_DEVICE_VENDOR_DEVICE_PATH;
+
+//
+// Global Variables
+//
+extern EFI_COMPONENT_NAME_PROTOCOL gBiosBlockIoComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gBiosBlockIoComponentName2;
+
+
+//
+// Define the I2O class code
+//
+#define PCI_BASE_CLASS_INTELLIGENT 0x0e
+#define PCI_SUB_CLASS_INTELLIGENT 0x00
+
+//
+// Number of pages needed for our buffer under 1MB
+//
+#define BLOCK_IO_BUFFER_PAGE_SIZE (((sizeof (EDD_DEVICE_ADDRESS_PACKET) + sizeof (BIOS_LEGACY_DRIVE) + MAX_EDD11_XFER) / EFI_PAGE_SIZE) + 1 \
+ )
+
+//
+// Driver Binding Protocol functions
+//
+
+/**
+ Check whether the driver supports this device.
+
+ @param This The Udriver binding protocol.
+ @param Controller The controller handle to check.
+ @param RemainingDevicePath The remaining device path.
+
+ @retval EFI_SUCCESS The driver supports this controller.
+ @retval other This device isn't supported.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosBlockIoDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+
+/**
+ Starts the device with this driver.
+
+ @param This The driver binding instance.
+ @param Controller Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS The controller is controlled by the driver.
+ @retval Other This controller cannot be started.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosBlockIoDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Stop the device handled by this driver.
+
+ @param This The driver binding protocol.
+ @param Controller The controller to release.
+ @param NumberOfChildren The number of handles in ChildHandleBuffer.
+ @param ChildHandleBuffer The array of child handle.
+
+ @retval EFI_SUCCESS The device was stopped.
+ @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
+ @retval Others Fail to uninstall protocols attached on the device.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosBlockIoDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+//
+// Other internal functions
+//
+
+/**
+ Build device path for EDD 3.0.
+
+ @param BaseDevicePath Base device path.
+ @param Drive Legacy drive.
+ @param DevicePath Device path for output.
+
+ @retval EFI_SUCCESS The device path is built successfully.
+ @retval EFI_UNSUPPORTED It is failed to built device path.
+
+**/
+EFI_STATUS
+BuildEdd30DevicePath (
+ IN EFI_DEVICE_PATH_PROTOCOL *BaseDevicePath,
+ IN BIOS_LEGACY_DRIVE *Drive,
+ IN EFI_DEVICE_PATH_PROTOCOL **DevicePath
+ );
+
+/**
+ Initialize block I/O device instance
+
+ @param Dev Instance of block I/O device instance
+
+ @retval TRUE Initialization succeeds.
+ @retval FALSE Initialization fails.
+
+**/
+BOOLEAN
+BiosInitBlockIo (
+ IN BIOS_BLOCK_IO_DEV *Dev
+ );
+
+/**
+ Read BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId Id of the media, changes every time the media is replaced.
+ @param Lba The starting Logical Block Address to read from
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the destination buffer for the data. The caller is
+ responsible for either having implicit or explicit ownership of the buffer.
+
+ @retval EFI_SUCCESS The data was read correctly from the device.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the read.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+Edd30BiosReadBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Write BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId The media ID that the write request is for.
+ @param Lba The starting logical block address to be written. The caller is
+ responsible for writing to only legitimate locations.
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the source buffer for the data.
+
+ @retval EFI_SUCCESS The data was written correctly to the device.
+ @retval EFI_WRITE_PROTECTED The device can not be written to.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the write.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+Edd30BiosWriteBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Flush the Block Device.
+
+ @param This Indicates a pointer to the calling context.
+
+ @retval EFI_SUCCESS All outstanding data was written to the device
+ @retval EFI_DEVICE_ERROR The device reported an error while writting back the data
+ @retval EFI_NO_MEDIA There is no media in the device.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosBlockIoFlushBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This
+ );
+
+/**
+ Reset the Block Device.
+
+ @param This Indicates a pointer to the calling context.
+ @param ExtendedVerification Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosBlockIoReset (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ Read BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId Id of the media, changes every time the media is replaced.
+ @param Lba The starting Logical Block Address to read from
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the destination buffer for the data. The caller is
+ responsible for either having implicit or explicit ownership of the buffer.
+
+ @retval EFI_SUCCESS The data was read correctly from the device.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the read.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+Edd11BiosReadBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Write BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId The media ID that the write request is for.
+ @param Lba The starting logical block address to be written. The caller is
+ responsible for writing to only legitimate locations.
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the source buffer for the data.
+
+ @retval EFI_SUCCESS The data was written correctly to the device.
+ @retval EFI_WRITE_PROTECTED The device can not be written to.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the write.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+Edd11BiosWriteBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Read BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId Id of the media, changes every time the media is replaced.
+ @param Lba The starting Logical Block Address to read from
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the destination buffer for the data. The caller is
+ responsible for either having implicit or explicit ownership of the buffer.
+
+ @retval EFI_SUCCESS The data was read correctly from the device.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the read.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosReadLegacyDrive (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Write BufferSize bytes from Lba into Buffer.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId The media ID that the write request is for.
+ @param Lba The starting logical block address to be written. The caller is
+ responsible for writing to only legitimate locations.
+ @param BufferSize Size of Buffer, must be a multiple of device block size.
+ @param Buffer A pointer to the source buffer for the data.
+
+ @retval EFI_SUCCESS The data was written correctly to the device.
+ @retval EFI_WRITE_PROTECTED The device can not be written to.
+ @retval EFI_DEVICE_ERROR The device reported an error while performing the write.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
+ or the buffer is not on proper alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+BiosWriteLegacyDrive (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Gets parameters of block I/O device.
+
+ @param BiosBlockIoDev Instance of block I/O device.
+ @param Drive Legacy drive.
+
+ @return Result of device parameter retrieval.
+
+**/
+UINTN
+Int13GetDeviceParameters (
+ IN BIOS_BLOCK_IO_DEV *BiosBlockIoDev,
+ IN BIOS_LEGACY_DRIVE *Drive
+ );
+
+/**
+ Extension of INT13 call.
+
+ @param BiosBlockIoDev Instance of block I/O device.
+ @param Drive Legacy drive.
+
+ @return Result of this extension.
+
+**/
+UINTN
+Int13Extensions (
+ IN BIOS_BLOCK_IO_DEV *BiosBlockIoDev,
+ IN BIOS_LEGACY_DRIVE *Drive
+ );
+
+/**
+ Gets parameters of legacy drive.
+
+ @param BiosBlockIoDev Instance of block I/O device.
+ @param Drive Legacy drive.
+
+ @return Result of drive parameter retrieval.
+
+**/
+UINTN
+GetDriveParameters (
+ IN BIOS_BLOCK_IO_DEV *BiosBlockIoDev,
+ IN BIOS_LEGACY_DRIVE *Drive
+ );
+
+/**
+ Build device path for device.
+
+ @param BaseDevicePath Base device path.
+ @param Drive Legacy drive.
+ @param DevicePath Device path for output.
+
+**/
+VOID
+SetBiosInitBlockIoDevicePath (
+ IN EFI_DEVICE_PATH_PROTOCOL *BaseDevicePath,
+ IN BIOS_LEGACY_DRIVE *Drive,
+ OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
+ );
+
+#endif
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