mirror of https://github.com/acidanthera/audk.git
378 lines
16 KiB
C
378 lines
16 KiB
C
/** @file
|
|
|
|
Copyright (c) 2015, 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 _SD_BLOCK_IO_PEI_H_
|
|
#define _SD_BLOCK_IO_PEI_H_
|
|
|
|
#include <PiPei.h>
|
|
|
|
#include <Ppi/SdMmcHostController.h>
|
|
#include <Ppi/BlockIo.h>
|
|
#include <Ppi/BlockIo2.h>
|
|
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Library/IoLib.h>
|
|
#include <Library/TimerLib.h>
|
|
#include <Library/PeiServicesLib.h>
|
|
|
|
#include <IndustryStandard/Sd.h>
|
|
|
|
typedef struct _SD_PEIM_HC_PRIVATE_DATA SD_PEIM_HC_PRIVATE_DATA;
|
|
typedef struct _SD_PEIM_HC_SLOT SD_PEIM_HC_SLOT;
|
|
typedef struct _SD_TRB SD_TRB;
|
|
|
|
#include "SdHci.h"
|
|
#include "SdHcMem.h"
|
|
|
|
#define SD_PEIM_SIG SIGNATURE_32 ('S', 'D', 'C', 'P')
|
|
#define SD_PEIM_SLOT_SIG SIGNATURE_32 ('S', 'D', 'C', 'S')
|
|
|
|
#define SD_PEIM_MAX_SLOTS 6
|
|
|
|
struct _SD_PEIM_HC_SLOT {
|
|
UINT32 Signature;
|
|
EFI_PEI_BLOCK_IO2_MEDIA Media;
|
|
|
|
UINTN SdHcBase;
|
|
SD_HC_SLOT_CAP Capability;
|
|
SD_CSD Csd;
|
|
BOOLEAN SectorAddressing;
|
|
SD_PEIM_HC_PRIVATE_DATA *Private;
|
|
};
|
|
|
|
struct _SD_PEIM_HC_PRIVATE_DATA {
|
|
UINT32 Signature;
|
|
SD_PEIM_MEM_POOL *Pool;
|
|
EFI_PEI_RECOVERY_BLOCK_IO_PPI BlkIoPpi;
|
|
EFI_PEI_RECOVERY_BLOCK_IO2_PPI BlkIo2Ppi;
|
|
EFI_PEI_PPI_DESCRIPTOR BlkIoPpiList;
|
|
EFI_PEI_PPI_DESCRIPTOR BlkIo2PpiList;
|
|
SD_PEIM_HC_SLOT Slot[SD_PEIM_MAX_SLOTS];
|
|
UINT8 SlotNum;
|
|
UINT8 TotalBlkIoDevices;
|
|
};
|
|
|
|
#define SD_TIMEOUT MultU64x32((UINT64)(3), 1000000)
|
|
#define GET_SD_PEIM_HC_PRIVATE_DATA_FROM_THIS(a) CR (a, SD_PEIM_HC_PRIVATE_DATA, BlkIoPpi, SD_PEIM_SIG)
|
|
#define GET_SD_PEIM_HC_PRIVATE_DATA_FROM_THIS2(a) CR (a, SD_PEIM_HC_PRIVATE_DATA, BlkIo2Ppi, SD_PEIM_SIG)
|
|
|
|
struct _SD_TRB {
|
|
SD_PEIM_HC_SLOT *Slot;
|
|
UINT16 BlockSize;
|
|
|
|
SD_COMMAND_PACKET *Packet;
|
|
VOID *Data;
|
|
UINT32 DataLen;
|
|
BOOLEAN Read;
|
|
SD_HC_TRANSFER_MODE Mode;
|
|
|
|
UINT64 Timeout;
|
|
|
|
SD_HC_ADMA_DESC_LINE *AdmaDesc;
|
|
UINTN AdmaDescSize;
|
|
};
|
|
|
|
/**
|
|
Gets the count of block I/O devices that one specific block driver detects.
|
|
|
|
This function is used for getting the count of block I/O devices that one
|
|
specific block driver detects. To the PEI ATAPI driver, it returns the number
|
|
of all the detected ATAPI devices it detects during the enumeration process.
|
|
To the PEI legacy floppy driver, it returns the number of all the legacy
|
|
devices it finds during its enumeration process. If no device is detected,
|
|
then the function will return zero.
|
|
|
|
@param[in] PeiServices General-purpose services that are available
|
|
to every PEIM.
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI
|
|
instance.
|
|
@param[out] NumberBlockDevices The number of block I/O devices discovered.
|
|
|
|
@retval EFI_SUCCESS The operation performed successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimGetDeviceNo (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
|
|
OUT UINTN *NumberBlockDevices
|
|
);
|
|
|
|
/**
|
|
Gets a block device's media information.
|
|
|
|
This function will provide the caller with the specified block device's media
|
|
information. If the media changes, calling this function will update the media
|
|
information accordingly.
|
|
|
|
@param[in] PeiServices General-purpose services that are available to every
|
|
PEIM
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI instance.
|
|
@param[in] DeviceIndex Specifies the block device to which the function wants
|
|
to talk. Because the driver that implements Block I/O
|
|
PPIs will manage multiple block devices, the PPIs that
|
|
want to talk to a single device must specify the
|
|
device index that was assigned during the enumeration
|
|
process. This index is a number from one to
|
|
NumberBlockDevices.
|
|
@param[out] MediaInfo The media information of the specified block media.
|
|
The caller is responsible for the ownership of this
|
|
data structure.
|
|
|
|
@par Note:
|
|
The MediaInfo structure describes an enumeration of possible block device
|
|
types. This enumeration exists because no device paths are actually passed
|
|
across interfaces that describe the type or class of hardware that is publishing
|
|
the block I/O interface. This enumeration will allow for policy decisions
|
|
in the Recovery PEIM, such as "Try to recover from legacy floppy first,
|
|
LS-120 second, CD-ROM third." If there are multiple partitions abstracted
|
|
by a given device type, they should be reported in ascending order; this
|
|
order also applies to nested partitions, such as legacy MBR, where the
|
|
outermost partitions would have precedence in the reporting order. The
|
|
same logic applies to systems such as IDE that have precedence relationships
|
|
like "Master/Slave" or "Primary/Secondary". The master device should be
|
|
reported first, the slave second.
|
|
|
|
@retval EFI_SUCCESS Media information about the specified block device
|
|
was obtained successfully.
|
|
@retval EFI_DEVICE_ERROR Cannot get the media information due to a hardware
|
|
error.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimGetMediaInfo (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
|
|
IN UINTN DeviceIndex,
|
|
OUT EFI_PEI_BLOCK_IO_MEDIA *MediaInfo
|
|
);
|
|
|
|
/**
|
|
Reads the requested number of blocks from the specified block device.
|
|
|
|
The function reads the requested number of blocks from the device. All the
|
|
blocks are read, or an error is returned. If there is no media in the device,
|
|
the function returns EFI_NO_MEDIA.
|
|
|
|
@param[in] PeiServices General-purpose services that are available to
|
|
every PEIM.
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI instance.
|
|
@param[in] DeviceIndex Specifies the block device to which the function wants
|
|
to talk. Because the driver that implements Block I/O
|
|
PPIs will manage multiple block devices, PPIs that
|
|
want to talk to a single device must specify the device
|
|
index that was assigned during the enumeration process.
|
|
This index is a number from one to NumberBlockDevices.
|
|
@param[in] StartLBA The starting logical block address (LBA) to read from
|
|
on the device
|
|
@param[in] BufferSize The size of the Buffer in bytes. This number must be
|
|
a multiple of the intrinsic block size of the device.
|
|
@param[out] Buffer A pointer to the destination buffer for the data.
|
|
The caller is responsible for the 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 attempting
|
|
to perform the read operation.
|
|
@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not
|
|
valid, or the buffer is not properly aligned.
|
|
@retval EFI_NO_MEDIA There is no media in the device.
|
|
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of
|
|
the intrinsic block size of the device.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimReadBlocks (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
|
|
IN UINTN DeviceIndex,
|
|
IN EFI_PEI_LBA StartLBA,
|
|
IN UINTN BufferSize,
|
|
OUT VOID *Buffer
|
|
);
|
|
|
|
/**
|
|
Gets the count of block I/O devices that one specific block driver detects.
|
|
|
|
This function is used for getting the count of block I/O devices that one
|
|
specific block driver detects. To the PEI ATAPI driver, it returns the number
|
|
of all the detected ATAPI devices it detects during the enumeration process.
|
|
To the PEI legacy floppy driver, it returns the number of all the legacy
|
|
devices it finds during its enumeration process. If no device is detected,
|
|
then the function will return zero.
|
|
|
|
@param[in] PeiServices General-purpose services that are available
|
|
to every PEIM.
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO2_PPI
|
|
instance.
|
|
@param[out] NumberBlockDevices The number of block I/O devices discovered.
|
|
|
|
@retval EFI_SUCCESS The operation performed successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimGetDeviceNo2 (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO2_PPI *This,
|
|
OUT UINTN *NumberBlockDevices
|
|
);
|
|
|
|
/**
|
|
Gets a block device's media information.
|
|
|
|
This function will provide the caller with the specified block device's media
|
|
information. If the media changes, calling this function will update the media
|
|
information accordingly.
|
|
|
|
@param[in] PeiServices General-purpose services that are available to every
|
|
PEIM
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO2_PPI instance.
|
|
@param[in] DeviceIndex Specifies the block device to which the function wants
|
|
to talk. Because the driver that implements Block I/O
|
|
PPIs will manage multiple block devices, the PPIs that
|
|
want to talk to a single device must specify the
|
|
device index that was assigned during the enumeration
|
|
process. This index is a number from one to
|
|
NumberBlockDevices.
|
|
@param[out] MediaInfo The media information of the specified block media.
|
|
The caller is responsible for the ownership of this
|
|
data structure.
|
|
|
|
@par Note:
|
|
The MediaInfo structure describes an enumeration of possible block device
|
|
types. This enumeration exists because no device paths are actually passed
|
|
across interfaces that describe the type or class of hardware that is publishing
|
|
the block I/O interface. This enumeration will allow for policy decisions
|
|
in the Recovery PEIM, such as "Try to recover from legacy floppy first,
|
|
LS-120 second, CD-ROM third." If there are multiple partitions abstracted
|
|
by a given device type, they should be reported in ascending order; this
|
|
order also applies to nested partitions, such as legacy MBR, where the
|
|
outermost partitions would have precedence in the reporting order. The
|
|
same logic applies to systems such as IDE that have precedence relationships
|
|
like "Master/Slave" or "Primary/Secondary". The master device should be
|
|
reported first, the slave second.
|
|
|
|
@retval EFI_SUCCESS Media information about the specified block device
|
|
was obtained successfully.
|
|
@retval EFI_DEVICE_ERROR Cannot get the media information due to a hardware
|
|
error.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimGetMediaInfo2 (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO2_PPI *This,
|
|
IN UINTN DeviceIndex,
|
|
OUT EFI_PEI_BLOCK_IO2_MEDIA *MediaInfo
|
|
);
|
|
|
|
/**
|
|
Reads the requested number of blocks from the specified block device.
|
|
|
|
The function reads the requested number of blocks from the device. All the
|
|
blocks are read, or an error is returned. If there is no media in the device,
|
|
the function returns EFI_NO_MEDIA.
|
|
|
|
@param[in] PeiServices General-purpose services that are available to
|
|
every PEIM.
|
|
@param[in] This Indicates the EFI_PEI_RECOVERY_BLOCK_IO2_PPI instance.
|
|
@param[in] DeviceIndex Specifies the block device to which the function wants
|
|
to talk. Because the driver that implements Block I/O
|
|
PPIs will manage multiple block devices, PPIs that
|
|
want to talk to a single device must specify the device
|
|
index that was assigned during the enumeration process.
|
|
This index is a number from one to NumberBlockDevices.
|
|
@param[in] StartLBA The starting logical block address (LBA) to read from
|
|
on the device
|
|
@param[in] BufferSize The size of the Buffer in bytes. This number must be
|
|
a multiple of the intrinsic block size of the device.
|
|
@param[out] Buffer A pointer to the destination buffer for the data.
|
|
The caller is responsible for the 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 attempting
|
|
to perform the read operation.
|
|
@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not
|
|
valid, or the buffer is not properly aligned.
|
|
@retval EFI_NO_MEDIA There is no media in the device.
|
|
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of
|
|
the intrinsic block size of the device.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SdBlockIoPeimReadBlocks2 (
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
|
IN EFI_PEI_RECOVERY_BLOCK_IO2_PPI *This,
|
|
IN UINTN DeviceIndex,
|
|
IN EFI_PEI_LBA StartLBA,
|
|
IN UINTN BufferSize,
|
|
OUT VOID *Buffer
|
|
);
|
|
|
|
/**
|
|
Initialize the memory management pool for the host controller.
|
|
|
|
@param Private The Sd Peim driver private data.
|
|
|
|
@retval EFI_SUCCESS The memory pool is initialized.
|
|
@retval Others Fail to init the memory pool.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
SdPeimInitMemPool (
|
|
IN SD_PEIM_HC_PRIVATE_DATA *Private
|
|
);
|
|
|
|
/**
|
|
Allocate some memory from the host controller's memory pool
|
|
which can be used to communicate with host controller.
|
|
|
|
@param Pool The host controller's memory pool.
|
|
@param Size Size of the memory to allocate.
|
|
|
|
@return The allocated memory or NULL.
|
|
|
|
**/
|
|
VOID *
|
|
SdPeimAllocateMem (
|
|
IN SD_PEIM_MEM_POOL *Pool,
|
|
IN UINTN Size
|
|
);
|
|
|
|
/**
|
|
Free the allocated memory back to the memory pool.
|
|
|
|
@param Pool The memory pool of the host controller.
|
|
@param Mem The memory to free.
|
|
@param Size The size of the memory to free.
|
|
|
|
**/
|
|
VOID
|
|
SdPeimFreeMem (
|
|
IN SD_PEIM_MEM_POOL *Pool,
|
|
IN VOID *Mem,
|
|
IN UINTN Size
|
|
);
|
|
|
|
#endif
|