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/** @file
BOT Transportation implementation.
Copyright (c) 2006, 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 _PEI_BOT_PEIM_H_
#define _PEI_BOT_PEIM_H_
#include <PiPei.h>
#include <Ppi/UsbIo.h>
#include <Ppi/UsbHostController.h>
#include <Ppi/BlockIo.h>
//#include <Library/DebugLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
#include <Library/BaseMemoryLib.h>
#include <IndustryStandard/Atapi.h>
#pragma pack(1)
//
// Bulk Only device protocol
//
typedef struct {
UINT32 Signature;
UINT32 Tag;
UINT32 DataTransferLength;
UINT8 Flags;
UINT8 Lun;
UINT8 CmdLen;
UINT8 CmdBlock[16];
} CBW;
typedef struct {
UINT32 Signature;
UINT32 Tag;
UINT32 DataResidue;
UINT8 Status;
} CSW;
#pragma pack()
//
// Status code, see Usb Bot device spec
//
#define CSWSIG 0x53425355
#define CBWSIG 0x43425355
/**
Sends out ATAPI Inquiry Packet Command to the specified device. This command will
return INQUIRY data of the device.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@retval EFI_SUCCESS Inquiry command completes successfully.
@retval EFI_DEVICE_ERROR Inquiry command failed.
**/
EFI_STATUS
PeiUsbInquiry (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice
);
/**
Sends out ATAPI Test Unit Ready Packet Command to the specified device
to find out whether device is accessible.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@retval EFI_SUCCESS TestUnit command executed successfully.
@retval EFI_DEVICE_ERROR Device cannot be executed TestUnit command successfully.
**/
EFI_STATUS
PeiUsbTestUnitReady (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice
);
/**
Sends out ATAPI Request Sense Packet Command to the specified device.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@param SenseCounts Length of sense buffer.
@param SenseKeyBuffer Pointer to sense buffer.
@retval EFI_SUCCESS Command executed successfully.
@retval EFI_DEVICE_ERROR Some device errors happen.
**/
EFI_STATUS
PeiUsbRequestSense (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice,
OUT UINTN *SenseCounts,
IN UINT8 *SenseKeyBuffer
);
/**
Sends out ATAPI Read Capacity Packet Command to the specified device.
This command will return the information regarding the capacity of the
media in the device.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@retval EFI_SUCCESS Command executed successfully.
@retval EFI_DEVICE_ERROR Some device errors happen.
**/
EFI_STATUS
PeiUsbReadCapacity (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice
);
/**
Sends out ATAPI Read Format Capacity Data Command to the specified device.
This command will return the information regarding the capacity of the
media in the device.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@retval EFI_SUCCESS Command executed successfully.
@retval EFI_DEVICE_ERROR Some device errors happen.
**/
EFI_STATUS
PeiUsbReadFormattedCapacity (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice
);
/**
Execute Read(10) ATAPI command on a specific SCSI target.
Executes the ATAPI Read(10) command on the ATAPI target specified by PeiBotDevice.
@param PeiServices The pointer of EFI_PEI_SERVICES.
@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
@param Buffer The pointer to data buffer.
@param Lba The start logic block address of reading.
@param NumberOfBlocks The block number of reading.
@retval EFI_SUCCESS Command executed successfully.
@retval EFI_DEVICE_ERROR Some device errors happen.
**/
EFI_STATUS
PeiUsbRead10 (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BOT_DEVICE *PeiBotDevice,
IN VOID *Buffer,
IN EFI_PEI_LBA Lba,
IN UINTN NumberOfBlocks
);
/**
Check if there is media according to sense data.
@param SenseData Pointer to sense data.
@param SenseCounts Count of sense data.
@retval TRUE No media
@retval FALSE Media exists
**/
BOOLEAN
IsNoMedia (
IN ATAPI_REQUEST_SENSE_DATA *SenseData,
IN UINTN SenseCounts
);
/**
Check if there is media error according to sense data.
@param SenseData Pointer to sense data.
@param SenseCounts Count of sense data.
@retval TRUE Media error
@retval FALSE No media error
**/
BOOLEAN
IsMediaError (
IN ATAPI_REQUEST_SENSE_DATA *SenseData,
IN UINTN SenseCounts
);
/**
Check if media is changed according to sense data.
@param SenseData Pointer to sense data.
@param SenseCounts Count of sense data.
@retval TRUE There is media change event.
@retval FALSE media is NOT changed.
**/
BOOLEAN
IsMediaChange (
IN ATAPI_REQUEST_SENSE_DATA *SenseData,
IN UINTN SenseCounts
);
#endif
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