?? scsi_decoder.h
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/**
* @file scsi_decoder.h,v
*
* Copyright (c) 2004 Atmel.
*
* Please read file license.txt for copyright notice.
*
* @brief This file contains declarations for the SCSI decoder module.
*
* @version 1.2 at90usb128-usbkey-demo-storage-df-1_0_4 $Id: scsi_decoder.h,v 1.2 2005/11/03 08:47:41 rletendu Exp $
*
* @todo
* @bug
*/
#ifndef _SCSI_DECODER_H_
#define _SCSI_DECODER_H_
//_____ I N C L U D E S ____________________________________________________
//_____ M A C R O S ________________________________________________________
typedef struct
{
U8 key;
U8 asc;
U8 ascq;
} s_scsi_sense;
//_____ D E C L A R A T I O N S ____________________________________________
Bool scsi_decode_command (void);
/****************************************************************************/
/* Command for all SCSI device types */
/****************************************************************************/
#define SBC_CMD_TEST_UNIT_READY (0x00)
#define SBC_CMD_REQUEST_SENSE (0x03)
#define SBC_CMD_FORMAT_UNIT (0x04)
#define SBC_CMD_READ_6 (0x08)
#define SBC_CMD_INQUIRY (0x12)
#define SBC_CMD_MODE_SELECT_6 (0x15)
#define SBC_CMD_MODE_SENSE_6 (0x1A)
#define SBC_CMD_START_STOP_UNIT (0x1B)
#define SBC_CMD_RECEIVE_DIAGNOSTICS (0x1C)
#define SBC_CMD_SEND_DIAGNOSTIC (0x1D)
#define SBC_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL (0x1E)
#define SBC_CMD_READ_LONG (0x23)
#define SBC_CMD_READ_CAPACITY (0x25)
#define SBC_CMD_READ_CD_ROM_CAPACITY (0x25)
#define SBC_CMD_READ_10 (0x28)
#define SBC_CMD_WRITE_10 (0x2A)
#define SBC_CMD_VERIFY_10 (0x2F)
#define SBC_CMD_SYNCHRONIZE_CACHE (0x35)
#define SBC_CMD_WRITE_BUFFER (0x3B)
#define SBC_CMD_CHANGE_DEFINITION (0x40)
#define SBC_CMD_READ_TOC (0x43)
#define SBC_CMD_MODE_SELECT_10 (0x55)
#define SBC_CMD_RESERVE_10 (0x56)
#define SBC_CMD_RELEASE_10 (0x57)
#define SBC_CMD_MODE_SENSE_10 (0x5A)
#define SBC_CONTROL_BYTE (0x00)
#define SBC_CMD_DIR_IN (0x80)
#define SBC_CMD_DIR_OUT (0x00)
/****************************************************************************/
/* Sense Key Code */
/****************************************************************************/
#define SBC_SENSE_KEY_NO_SENSE (0x00)
#define SBC_SENSE_KEY_RECOVERED_ERROR (0x01)
#define SBC_SENSE_KEY_NOT_READY (0x02)
#define SBC_SENSE_KEY_MEDIUM_ERROR (0x03)
#define SBC_SENSE_KEY_HARDWARE_ERROR (0x04)
#define SBC_SENSE_KEY_ILLEGAL_REQUEST (0x05)
#define SBC_SENSE_KEY_UNIT_ATTENTION (0x06)
#define SBC_SENSE_KEY_DATA_PROTECT (0x07)
#define SBC_SENSE_KEY_BLANK_CHECK (0x08)
#define SBC_SENSE_KEY_VENDOR_SPECIFIC (0x09)
#define SBC_SENSE_KEY_COPY_ABORTED (0x0A)
#define SBC_SENSE_KEY_ABORTED_COMMAND (0x0B)
#define SBC_SENSE_KEY_VOLUME_OVERFLOW (0x0D)
#define SBC_SENSE_KEY_MISCOMPARE (0x0E)
/****************************************************************************/
/* ASC code assignments */
/****************************************************************************/
#define SBC_ASC_NO_ADDITIONAL_SENSE_INFORMATION (0x00)
#define SBC_ASC_LOGICAL_UNIT_NOT_READY (0x04)
#define SBC_ASC_INVALID_FIELD_IN_CDB (0x24)
#define SBC_ASC_WRITE_PROTECTED (0x27)
#define SBC_ASC_FORMAT_ERROR (0x31)
#define SBC_ASC_INVALID_COMMAND_OPERATION_CODE (0x20)
#define SBC_ASC_NOT_READY_TO_READY_CHANGE (0x28)
#define SBC_ASC_MEDIUM_NOT_PRESENT (0x3A)
/****************************************************************************/
/* ASCQ code assignments */
/****************************************************************************/
#define SBC_ASCQ_FORMAT_COMMAND_FAILED (0x01)
#define SBC_ASCQ_INITIALIZING_COMMAND_REQUIRED (0x02)
#define SBC_ASCQ_OPERATION_IN_PROGRESS (0x07)
/****************************************************************************/
/* REQUEST SENSE PARAMETERS */
/****************************************************************************/
#define SBC_RESPONSE_CODE_SENSE (0x70)
#define SBC_ADDITIONAL_SENSE_LENGTH (0x0A)
#define SBC_COMMAND_SPECIFIC_INFORMATION_3 (0x00)
#define SBC_COMMAND_SPECIFIC_INFORMATION_2 (0x00)
#define SBC_COMMAND_SPECIFIC_INFORMATION_1 (0x00)
#define SBC_COMMAND_SPECIFIC_INFORMATION_0 (0x00)
#define SBC_FIELD_REPLACEABLE_UNIT_CODE (0x00)
#define SBC_SENSE_KEY_SPECIFIC_2 (0x00)
#define SBC_SENSE_KEY_SPECIFIC_1 (0x00)
#define SBC_SENSE_KEY_SPECIFIC_0 (0x00)
/******* number of bytes of READ CAPACITY response *********/
#define SBC_READ_CAPACITY_LENGTH (0x08)
/****************************************************************************/
/*MODE SENSE and REQUEST SENSE DEFINITIONS */
/****************************************************************************/
/*************** Direct access medium type ****************/
#define SBC_DEFAULT_MEDIUM_TYPE (0x00)
#define SBC_FLEXIBLE_DISK_SINGLE_SIDED_UNSPECIFIED (0x01)
#define SBC_FLEXIBLE_DISK_DOUBLE_SIDED_UNSPECIFIED (0x02)
#define SBC_MEDIUM_TYPE SBC_DEFAULT_MEDIUM_TYPE
#define SBC_DEV_SPEC_PARAM_WR_ENABLE (0x00)
#define SBC_DEV_SPEC_PARAM_WR_PROTECT (0x80)
#define SBC_BLOCK_DESCRIPTOR_LENGTH (0x00)
#define SBC_MSK_DBD (0x08)
#define SBC_MSK_PAGE_CONTROL (0xC0)
#define SBC_MSK_PAGE_CODE (0x3F)
/************ General Page Code paramaters *****************/
#define SBC_PAGE_CODE_READ_WRITE_ERROR_RECOVERY (0x01)
#define SBC_PAGE_CODE_FORMAT_DEVICE (0x03)
#define SBC_PAGE_CODE_FLEXIBLE_DISK (0x05)
#define SBC_PAGE_CODE_INFORMATIONAL_EXCEPTIONS (0x1C)
#define SBC_PAGE_CODE_ALL (0x3F)
#define SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS (0x0A)
#define SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY (0x0A)
#define SBC_PAGE_LENGTH_FLEXIBLE_DISK (0x1E)
#define SBC_PAGE_LENGTH_FORMAT_DEVICE (0x16)
#define SBC_MODE_DATA_LENGTH_INFORMATIONAL_EXCEPTIONS (SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS + 2 + 3)
#define SBC_MODE_DATA_LENGTH_READ_WRITE_ERROR_RECOVERY (SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY + 2 + 3 )
#define SBC_MODE_DATA_LENGTH_FLEXIBLE_DISK (SBC_PAGE_LENGTH_FLEXIBLE_DISK + 2 + 3 )
#define SBC_MODE_DATA_LENGTH_FORMAT_DEVICE (SBC_PAGE_LENGTH_FORMAT_DEVICE + 2 + 3 )
/*SBC_PAGE_LENGTH_FLEXIBLE_DISK + 2 + \*/
#define SBC_MODE_DATA_LENGTH_CODE_ALL (SBC_PAGE_LENGTH_READ_WRITE_ERROR_RECOVERY + 2 + \
SBC_PAGE_LENGTH_INFORMATIONAL_EXCEPTIONS + 2 + \
SBC_BLOCK_DESCRIPTOR_LENGTH + \
+ 3 )
/* SBC_MODE_DATA_LENGTH_FORMAT_DEVICE + 2 + \*/
/****** Information exceptions control page parameters *****/
#define SBC_MRIE (0x05)
/*************** Format device page parameters *************/
#define SBC_TRACK_PER_ZONE_MSB (0x00)
#define SBC_TRACK_PER_ZONE_LSB (0x00)
#define SBC_ALTERNATE_SECTORS_PER_ZONE_MSB (0x00)
#define SBC_ALTERNATE_SECTORS_PER_ZONE_LSB (0x00)
#define SBC_ALTERNATE_TRACK_PER_ZONE_MSB (0x00)
#define SBC_ALTERNATE_TRACK_PER_ZONE_LSB (0x00)
#define SBC_ALTERNATE_TRACK_PER_LU_MSB (0x00)
#define SBC_ALTERNATE_TRACK_PER_LU_LSB (0x00)
/************* Flexible Disk page Parameters ***************/
#define SBC_TRANSFER_RATE_MSB (0x13)
#define SBC_TRANSFER_RATE_LSB (0x88)
/* 1388h 5 Mbit/s */
/* 07D0h 2 Mbit/s */
/* 03E8h 1 Mbit/s */
/* 01F4h 500 kbit/s */
/* 012Ch 300 kbit/s */
/* 00FAh 250 kbit/s */
#define SBC_NUMBER_OF_HEAD (0x04)
#define SBC_SECTOR_PER_TRACK (0x20)
#define SBC_DATA_BYTE_PER_SECTOR_MSB (0x02)
#define SBC_DATA_BYTE_PER_SECTOR_LSB (0x00)
#define SBC_NUMBER_OF_CYLINDERS_MSB (0x01)
#define SBC_NUMBER_OF_CYLINDERS_LSB (0xE9)
#define SBC_STARTING_CYLINDER_WRITE_COMPENSATION_MSB (0x00)
#define SBC_STARTING_CYLINDER_WRITE_COMPENSATION_LSB (0x00)
#define SBC_STARTING_CYLINDER_REDUCED_WRITE_MSB (0x00)
#define SBC_STARTING_CYLINDER_REDUCED_WRITE_LSB (0x00)
#define SBC_DEVICE_STEP_RATE_MSB (0x00)
#define SBC_DEVICE_STEP_RATE_LSB (0x00)
#define SBC_DEVICE_STEP_PULSE_WIDTH (0x00)
#define SBC_HEAD_SETTLE_DELAY_MSB (0x00)
#define SBC_HEAD_SETTLE_DELAY_LSB (0x00)
#define SBC_MOTOR_ON_DELAY (0x00)
#define SBC_MOTOR_OFF_DELAY (0x00)
#define SBC_STEP_PULSE_PER_CYLINDER (0x00)
#define SBC_WRITE_COMPENSATION (0x00)
#define SBC_HEAD_LOAD_DELAY (0x00)
#define SBC_HEAD_UNLOAD_DELAY (0x00)
#define SBC_PIN34_PIN2 (0x00)
#define SBC_PIN4_PIN1 (0x00)
#define SBC_MEDIUM_ROTATION_RATE_MSB (0x00)
#define SBC_MEDIUM_ROTATION_RATE_LSB (0x00)
/************ Read/Write Error Recovery parameters**********/
#define SBC_READ_RETRY_COUNT (0x03)
#define SBC_WRITE_RETRY_COUNT (0x80)
#define SBC_CORRECTION_SPAN (0x00)
#define SBC_HEAD_OFFSET_COUNT (0x00)
#define SBC_DATA_STROBE_OFFSET (0x00)
#define SBC_RECOVERY_LIMIT_MSB (0x00)
#define SBC_RECOVERY_LIMIT_LSB (0x00)
/*_____ D E F I N I T I O N ________________________________________________*/
#define SBC_MAX_INQUIRY_DATA (0x60) // value ?
struct sbc_st_std_inquiry_data
{
Byte DeviceType : 5;
Byte PeripheralQualifier : 3;
Byte Reserved1 : 7;
Byte RemovableMedia : 1;
Byte Version;
Byte Reserved3 : 5;
Byte NormACA : 1;
Byte Obsolete0 : 1;
Byte AERC : 1;
Byte Reserved4[3];
Byte SoftReset : 1;
Byte CommandQueue : 1;
Byte Reserved5 : 1;
Byte LinkedCommands : 1;
Byte Synchronous : 1;
Byte Wide16Bit : 1;
Byte Wide32Bit : 1;
Byte RelativeAddressing : 1;
};
//_____ D E C L A R A T I O N S ____________________________________________
#define Sbc_send_failed() (g_scsi_status = COMMAND_FAILED)
#define Sbc_send_check_condition() (g_scsi_status = CHECK_CONDITION)
#define Sbc_send_good() (g_scsi_status = COMMAND_PASSED)
/*#define Sbc_valid_write_usb(length) ( Usb_set_TXRDY(), \
dCBWDataTransferLength -= length, \
while (!Usb_tx_complete()),\
Usb_clear_TXCMPL() )
*/
#define Sbc_build_sense(skey, sasc, sascq) ( g_scsi_sense.key = skey, \
g_scsi_sense.asc = sasc, \
g_scsi_sense.ascq = sascq )
#define Sbc_valid_write_usb(length) ( Usb_send_in(), \
g_scsi_data_remaining -= length )
#define COMMAND_PASSED 0x00
#define COMMAND_FAILED 0x01
#define CHECK_CONDITION 0x02
#define PHASE_ERROR 0x02
Bool sbc_inquiry (void);
Bool sbc_mode_sense( Bool sense_10 );
Bool sbc_mode_select_6 (void);
Bool sbc_request_sense (void);
Bool sbc_format (void);
Bool sbc_write_10 (void);
Bool sbc_read_10 (void);
Bool sbc_test_unit_ready(void);
Bool sbc_read_capacity(void);
Bool sbc_prevent_allow_medium_removal(void);
void sbc_lun_status_is_good(void);
void sbc_lun_status_is_busy_or_change(void);
void sbc_lun_status_is_not_present(void);
void sbc_lun_status_is_fail(void);
void sbc_lun_status_is_protected(void);
#endif /* _SCSI_DECODER_H_ */
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