338 lines
15 KiB
C
338 lines
15 KiB
C
/* This file has been prepared for Doxygen automatic documentation generation.*/
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/*! \file scsi_decoder.h *******************************************************
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*
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* \brief
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* This file is the scsi decoder
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*
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* \addtogroup usbstick
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*
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* \author
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* Atmel Corporation: http://www.atmel.com \n
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* Support email: avr@atmel.com
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******************************************************************************/
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/*
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Copyright (c) 2004 ATMEL Corporation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of the copyright holders nor the names of
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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\addtogroup usbstorage
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@{
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*/
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#ifndef SCSI_DECODER_H_
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#define SCSI_DECODER_H_
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//_____ I N C L U D E S ____________________________________________________
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//_____ M A C R O S ________________________________________________________
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typedef struct
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{
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U8 key;
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U8 asc;
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U8 ascq;
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} s_scsi_sense;
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//_____ D E C L A R A T I O N S ____________________________________________
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Bool scsi_decode_command (void);
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/****************************************************************************/
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/* Command for all SCSI device types */
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/****************************************************************************/
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#define SBC_CMD_TEST_UNIT_READY (0x00)
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#define SBC_CMD_REQUEST_SENSE (0x03)
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#define SBC_CMD_FORMAT_UNIT (0x04)
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#define SBC_CMD_READ_6 (0x08)
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#define SBC_CMD_INQUIRY (0x12)
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#define SBC_CMD_MODE_SELECT_6 (0x15)
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#define SBC_CMD_MODE_SENSE_6 (0x1A)
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#define SBC_CMD_START_STOP_UNIT (0x1B)
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#define SBC_CMD_RECEIVE_DIAGNOSTICS (0x1C)
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#define SBC_CMD_SEND_DIAGNOSTIC (0x1D)
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#define SBC_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL (0x1E)
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#define SBC_CMD_READ_LONG (0x23)
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#define SBC_CMD_READ_CAPACITY (0x25)
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#define SBC_CMD_READ_CD_ROM_CAPACITY (0x25)
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#define SBC_CMD_READ_10 (0x28)
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#define SBC_CMD_WRITE_10 (0x2A)
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#define SBC_CMD_VERIFY_10 (0x2F)
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#define SBC_CMD_SYNCHRONIZE_CACHE (0x35)
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#define SBC_CMD_WRITE_BUFFER (0x3B)
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#define SBC_CMD_CHANGE_DEFINITION (0x40)
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#define SBC_CMD_READ_TOC (0x43)
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#define SBC_CMD_MODE_SELECT_10 (0x55)
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#define SBC_CMD_RESERVE_10 (0x56)
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#define SBC_CMD_RELEASE_10 (0x57)
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#define SBC_CMD_MODE_SENSE_10 (0x5A)
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#define SBC_CONTROL_BYTE (0x00)
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#define SBC_CMD_DIR_IN (0x80)
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#define SBC_CMD_DIR_OUT (0x00)
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/****************************************************************************/
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/* Sense Key Code */
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/****************************************************************************/
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#define SBC_SENSE_KEY_NO_SENSE (0x00)
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#define SBC_SENSE_KEY_RECOVERED_ERROR (0x01)
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#define SBC_SENSE_KEY_NOT_READY (0x02)
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#define SBC_SENSE_KEY_MEDIUM_ERROR (0x03)
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#define SBC_SENSE_KEY_HARDWARE_ERROR (0x04)
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#define SBC_SENSE_KEY_ILLEGAL_REQUEST (0x05)
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#define SBC_SENSE_KEY_UNIT_ATTENTION (0x06)
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#define SBC_SENSE_KEY_DATA_PROTECT (0x07)
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#define SBC_SENSE_KEY_BLANK_CHECK (0x08)
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#define SBC_SENSE_KEY_VENDOR_SPECIFIC (0x09)
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#define SBC_SENSE_KEY_COPY_ABORTED (0x0A)
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#define SBC_SENSE_KEY_ABORTED_COMMAND (0x0B)
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#define SBC_SENSE_KEY_VOLUME_OVERFLOW (0x0D)
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#define SBC_SENSE_KEY_MISCOMPARE (0x0E)
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/****************************************************************************/
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/* ASC code assignments */
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/****************************************************************************/
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#define SBC_ASC_NO_ADDITIONAL_SENSE_INFORMATION (0x00)
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#define SBC_ASC_LOGICAL_UNIT_NOT_READY (0x04)
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#define SBC_ASC_INVALID_FIELD_IN_CDB (0x24)
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#define SBC_ASC_WRITE_PROTECTED (0x27)
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#define SBC_ASC_FORMAT_ERROR (0x31)
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#define SBC_ASC_INVALID_COMMAND_OPERATION_CODE (0x20)
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#define SBC_ASC_NOT_READY_TO_READY_CHANGE (0x28)
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#define SBC_ASC_MEDIUM_NOT_PRESENT (0x3A)
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/****************************************************************************/
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/* ASCQ code assignments */
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/****************************************************************************/
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#define SBC_ASCQ_FORMAT_COMMAND_FAILED (0x01)
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#define SBC_ASCQ_INITIALIZING_COMMAND_REQUIRED (0x02)
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#define SBC_ASCQ_OPERATION_IN_PROGRESS (0x07)
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/****************************************************************************/
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/* REQUEST SENSE PARAMETERS */
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/****************************************************************************/
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#define SBC_RESPONSE_CODE_SENSE (0x70)
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#define SBC_ADDITIONAL_SENSE_LENGTH (0x0A)
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#define SBC_COMMAND_SPECIFIC_INFORMATION_3 (0x00)
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#define SBC_COMMAND_SPECIFIC_INFORMATION_2 (0x00)
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#define SBC_COMMAND_SPECIFIC_INFORMATION_1 (0x00)
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#define SBC_COMMAND_SPECIFIC_INFORMATION_0 (0x00)
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#define SBC_FIELD_REPLACEABLE_UNIT_CODE (0x00)
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#define SBC_SENSE_KEY_SPECIFIC_2 (0x00)
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#define SBC_SENSE_KEY_SPECIFIC_1 (0x00)
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#define SBC_SENSE_KEY_SPECIFIC_0 (0x00)
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/******* number of bytes of READ CAPACITY response *********/
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#define SBC_READ_CAPACITY_LENGTH (0x08)
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/****************************************************************************/
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/*MODE SENSE and REQUEST SENSE DEFINITIONS */
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/****************************************************************************/
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/*************** Direct access medium type ****************/
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#define SBC_DEFAULT_MEDIUM_TYPE (0x00)
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#define SBC_FLEXIBLE_DISK_SINGLE_SIDED_UNSPECIFIED (0x01)
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#define SBC_FLEXIBLE_DISK_DOUBLE_SIDED_UNSPECIFIED (0x02)
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#define SBC_MEDIUM_TYPE SBC_DEFAULT_MEDIUM_TYPE
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#define SBC_DEV_SPEC_PARAM_WR_ENABLE (0x00)
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#define SBC_DEV_SPEC_PARAM_WR_PROTECT (0x80)
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#define SBC_BLOCK_DESCRIPTOR_LENGTH (0x00)
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#define SBC_MSK_DBD (0x08)
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#define SBC_MSK_PAGE_CONTROL (0xC0)
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#define SBC_MSK_PAGE_CODE (0x3F)
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/************ General Page Code paramaters *****************/
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#define SBC_PAGE_CODE_READ_WRITE_ERROR_RECOVERY (0x01)
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#define SBC_PAGE_CODE_FORMAT_DEVICE (0x03)
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#define SBC_PAGE_CODE_FLEXIBLE_DISK (0x05)
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#define SBC_PAGE_CODE_INFORMATIONAL_EXCEPTIONS (0x1C)
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#define SBC_PAGE_CODE_ALL (0x3F)
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#define SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS (0x0A)
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#define SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY (0x0A)
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#define SBC_PAGE_LENGTH_FLEXIBLE_DISK (0x1E)
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#define SBC_PAGE_LENGTH_FORMAT_DEVICE (0x16)
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#define SBC_MODE_DATA_LENGTH_INFORMATIONAL_EXCEPTIONS (SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS + 2 + 3)
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#define SBC_MODE_DATA_LENGTH_READ_WRITE_ERROR_RECOVERY (SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY + 2 + 3 )
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#define SBC_MODE_DATA_LENGTH_FLEXIBLE_DISK (SBC_PAGE_LENGTH_FLEXIBLE_DISK + 2 + 3 )
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#define SBC_MODE_DATA_LENGTH_FORMAT_DEVICE (SBC_PAGE_LENGTH_FORMAT_DEVICE + 2 + 3 )
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/*SBC_PAGE_LENGTH_FLEXIBLE_DISK + 2 + \*/
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#define SBC_MODE_DATA_LENGTH_CODE_ALL (SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY + 2 + \
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SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS + 2 + \
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SBC_BLOCK_DESCRIPTOR_LENGTH + \
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+ 3 )
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/* SBC_MODE_DATA_LENGTH_FORMAT_DEVICE + 2 + \*/
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/****** Information exceptions control page parameters *****/
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#define SBC_MRIE (0x05)
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/*************** Format device page parameters *************/
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#define SBC_TRACK_PER_ZONE_MSB (0x00)
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#define SBC_TRACK_PER_ZONE_LSB (0x00)
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#define SBC_ALTERNATE_SECTORS_PER_ZONE_MSB (0x00)
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#define SBC_ALTERNATE_SECTORS_PER_ZONE_LSB (0x00)
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#define SBC_ALTERNATE_TRACK_PER_ZONE_MSB (0x00)
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#define SBC_ALTERNATE_TRACK_PER_ZONE_LSB (0x00)
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#define SBC_ALTERNATE_TRACK_PER_LU_MSB (0x00)
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#define SBC_ALTERNATE_TRACK_PER_LU_LSB (0x00)
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/************* Flexible Disk page Parameters ***************/
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#define SBC_TRANSFER_RATE_MSB (0x13)
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#define SBC_TRANSFER_RATE_LSB (0x88)
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/* 1388h 5 Mbit/s */
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/* 07D0h 2 Mbit/s */
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/* 03E8h 1 Mbit/s */
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/* 01F4h 500 kbit/s */
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/* 012Ch 300 kbit/s */
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/* 00FAh 250 kbit/s */
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#define SBC_NUMBER_OF_HEAD (0x04)
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#define SBC_SECTOR_PER_TRACK (0x20)
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#define SBC_DATA_BYTE_PER_SECTOR_MSB (0x02)
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#define SBC_DATA_BYTE_PER_SECTOR_LSB (0x00)
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#define SBC_NUMBER_OF_CYLINDERS_MSB (0x01)
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#define SBC_NUMBER_OF_CYLINDERS_LSB (0xE9)
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#define SBC_STARTING_CYLINDER_WRITE_COMPENSATION_MSB (0x00)
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#define SBC_STARTING_CYLINDER_WRITE_COMPENSATION_LSB (0x00)
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#define SBC_STARTING_CYLINDER_REDUCED_WRITE_MSB (0x00)
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#define SBC_STARTING_CYLINDER_REDUCED_WRITE_LSB (0x00)
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#define SBC_DEVICE_STEP_RATE_MSB (0x00)
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#define SBC_DEVICE_STEP_RATE_LSB (0x00)
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#define SBC_DEVICE_STEP_PULSE_WIDTH (0x00)
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#define SBC_HEAD_SETTLE_DELAY_MSB (0x00)
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#define SBC_HEAD_SETTLE_DELAY_LSB (0x00)
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#define SBC_MOTOR_ON_DELAY (0x00)
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#define SBC_MOTOR_OFF_DELAY (0x00)
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#define SBC_STEP_PULSE_PER_CYLINDER (0x00)
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#define SBC_WRITE_COMPENSATION (0x00)
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#define SBC_HEAD_LOAD_DELAY (0x00)
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#define SBC_HEAD_UNLOAD_DELAY (0x00)
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#define SBC_PIN34_PIN2 (0x00)
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#define SBC_PIN4_PIN1 (0x00)
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#define SBC_MEDIUM_ROTATION_RATE_MSB (0x00)
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#define SBC_MEDIUM_ROTATION_RATE_LSB (0x00)
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/************ Read/Write Error Recovery parameters**********/
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#define SBC_READ_RETRY_COUNT (0x03)
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#define SBC_WRITE_RETRY_COUNT (0x80)
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#define SBC_CORRECTION_SPAN (0x00)
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#define SBC_HEAD_OFFSET_COUNT (0x00)
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#define SBC_DATA_STROBE_OFFSET (0x00)
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#define SBC_RECOVERY_LIMIT_MSB (0x00)
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#define SBC_RECOVERY_LIMIT_LSB (0x00)
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/*_____ D E F I N I T I O N ________________________________________________*/
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#define SBC_MAX_INQUIRY_DATA (0x60) // value ?
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struct sbc_st_std_inquiry_data
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{
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Byte DeviceType : 5;
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Byte PeripheralQualifier : 3;
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Byte Reserved1 : 7;
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Byte RemovableMedia : 1;
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Byte Version;
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Byte Reserved3 : 5;
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Byte NormACA : 1;
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Byte Obsolete0 : 1;
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Byte AERC : 1;
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Byte Reserved4[3];
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Byte SoftReset : 1;
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Byte CommandQueue : 1;
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Byte Reserved5 : 1;
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Byte LinkedCommands : 1;
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Byte Synchronous : 1;
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Byte Wide16Bit : 1;
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Byte Wide32Bit : 1;
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Byte RelativeAddressing : 1;
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};
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//_____ D E C L A R A T I O N S ____________________________________________
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#define Sbc_send_failed() (g_scsi_status = COMMAND_FAILED)
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#define Sbc_send_check_condition() (g_scsi_status = CHECK_CONDITION)
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#define Sbc_send_good() (g_scsi_status = COMMAND_PASSED)
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/*#define Sbc_valid_write_usb(length) ( Usb_set_TXRDY(), \
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dCBWDataTransferLength -= length, \
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while (!Usb_tx_complete()),\
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Usb_clear_TXCMPL() )
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*/
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#define Sbc_build_sense(skey, sasc, sascq) ( g_scsi_sense.key = skey, \
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g_scsi_sense.asc = sasc, \
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g_scsi_sense.ascq = sascq )
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#define Sbc_valid_write_usb(length) ( Usb_send_in(), \
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g_scsi_data_remaining -= length )
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#define COMMAND_PASSED 0x00
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#define COMMAND_FAILED 0x01
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#define CHECK_CONDITION 0x02
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#define PHASE_ERROR 0x02
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Bool sbc_inquiry (void);
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Bool sbc_mode_sense( Bool sense_10 );
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Bool sbc_mode_select_6 (void);
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Bool sbc_request_sense (void);
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Bool sbc_format (void);
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Bool sbc_write_10 (void);
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Bool sbc_read_10 (void);
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Bool sbc_test_unit_ready(void);
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Bool sbc_read_capacity(void);
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Bool sbc_prevent_allow_medium_removal(void);
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void sbc_lun_status_is_good(void);
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void sbc_lun_status_is_busy_or_change(void);
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void sbc_lun_status_is_not_present(void);
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void sbc_lun_status_is_fail(void);
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void sbc_lun_status_is_protected(void);
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#endif /*SCSI_DECODER_H_ */
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/** @} */
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