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/**************************************************************************/
/*!
@file msc.h
@author hathach (tinyusb.org)
@section LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, hathach (tinyusb.org)
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holders nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This file is part of the tinyusb stack.
*/
/**************************************************************************/
/** \ingroup TBD
* \defgroup TBD
* \brief TBD
*
* @{
*/
#ifndef _TUSB_MSC_H_
#define _TUSB_MSC_H_
#include "common/common.h"
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// USB Class Constant
//--------------------------------------------------------------------+
enum {
MSC_SUBCLASS_RBC = 1 ,
MSC_SUBCLASS_SFF_MMC ,
MSC_SUBCLASS_QIC ,
MSC_SUBCLASS_UFI ,
MSC_SUBCLASS_SFF ,
MSC_SUBCLASS_SCSI
};
enum {
MSC_CBW_SIGNATURE = 0x43425355,
};
// CBI only approved to use with full-speed floopy disk & should not used with highspeed or device other than floopy
enum {
MSC_PROTOCOL_CBI = 0,
MSC_PROTOCOL_CBI_NO_INTERRUPT = 1,
MSC_PROTOCOL_BOT = 0x50
};
enum {
MSC_REQUEST_GET_MAX_LUN = 254,
MSC_REQUEST_RESET = 255
};
typedef enum {
SCSI_CMD_TEST_UNIT_READY = 0x00,
SCSI_CMD_INQUIRY = 0x12,
SCSI_CMD_READ_CAPACITY_10 = 0x25,
SCSI_CMD_REQUEST_SENSE = 0x03,
SCSI_CMD_READ_10 = 0x28,
SCSI_CMD_WRITE_10 = 0x2A,
}scsi_cmd_type_t;
typedef enum {
MSC_CSW_STATUS_PASSED = 0,
MSC_CSW_STATUS_FAILED,
MSC_CSW_STATUS_PHASE_ERROR
}msc_csw_status_t;
typedef ATTR_PACKED_STRUCT(struct) {
uint32_t signature; // const 0x43425355
uint32_t tag;
uint32_t xfer_bytes;
uint8_t flags; // bit7 : direction
uint8_t lun;
uint8_t cmd_len;
uint8_t command[16];
}msc_cmd_block_wrapper_t;
STATIC_ASSERT(sizeof(msc_cmd_block_wrapper_t) == 31, "size is not correct");
typedef ATTR_PACKED_STRUCT(struct) {
uint32_t signature; // const 0x53425355
uint32_t tag;
uint32_t data_residue;
uint8_t status;
}msc_cmd_status_wrapper_t;
STATIC_ASSERT(sizeof(msc_cmd_status_wrapper_t) == 13, "size is not correct");
//--------------------------------------------------------------------+
// SCSI Primary Command (SPC-4)
//--------------------------------------------------------------------+
typedef ATTR_PACKED_STRUCT(struct) {
uint8_t cmd_code;
uint8_t lun;
uint8_t reserved[3];
uint8_t control;
} scsi_test_unit_ready_t;
STATIC_ASSERT(sizeof(scsi_test_unit_ready_t) == 6, "size is not correct");
typedef ATTR_PACKED_STRUCT(struct) {
uint8_t cmd_code;
uint8_t reserved1;
uint8_t page_code;
uint8_t reserved2;
uint8_t alloc_length;
uint8_t control;
} scsi_inquiry_t, scsi_request_sense_t;
STATIC_ASSERT(sizeof(scsi_inquiry_t) == 6, "size is not correct");
typedef ATTR_PACKED_STRUCT(struct)
{
uint8_t peripheral_device_type : 5;
uint8_t peripheral_qualifier : 3;
uint8_t : 7;
uint8_t is_removable : 1;
uint8_t version;
uint8_t response_data_format : 4;
uint8_t hierarchical_support : 1;
uint8_t normal_aca : 1;
uint8_t : 2;
uint8_t additional_length;
uint8_t protect : 1;
uint8_t : 2;
uint8_t third_party_copy : 1;
uint8_t target_port_group_support : 2;
uint8_t access_control_coordinator : 1;
uint8_t scc_support : 1;
uint8_t addr16 : 1;
uint8_t : 3;
uint8_t multi_port : 1;
uint8_t : 1; // vendor specific
uint8_t enclosure_service : 1;
uint8_t : 1;
uint8_t : 1; // vendor specific
uint8_t cmd_que : 1;
uint8_t : 2;
uint8_t sync : 1;
uint8_t wbus16 : 1;
uint8_t : 2;
uint8_t vendor_id[8];
uint8_t product_id[16];
uint8_t product_revision[4];
} scsi_inquiry_data_t;
STATIC_ASSERT(sizeof(scsi_inquiry_data_t) == 36, "size is not correct");
// test unit ready
//--------------------------------------------------------------------+
// SCSI Block Command (SBC-3)
// NOTE: All data in SCSI command are in Big Endian
//--------------------------------------------------------------------+
typedef ATTR_PACKED_STRUCT(struct) {
uint8_t cmd_code;
uint8_t reserved1;
uint32_t lba;
uint16_t reserved2;
uint8_t partial_medium_indicator;
uint8_t control;
} scsi_read_capacity10_t;
STATIC_ASSERT(sizeof(scsi_read_capacity10_t) == 10, "size is not correct");
typedef struct {
uint32_t last_lba;
uint32_t block_size;
} scsi_read_capacity10_data_t;
STATIC_ASSERT(sizeof(scsi_read_capacity10_data_t) == 8, "size is not correct");
typedef ATTR_PACKED_STRUCT(struct) {
uint8_t cmd_code;
uint8_t reserved; // has LUN according to wiki
uint32_t lba;
uint8_t reserved2;
uint16_t block_count;
uint8_t control;
} scsi_read10_t, scsi_write10_t;
STATIC_ASSERT(sizeof(scsi_read10_t) == 10, "size is not correct");
STATIC_ASSERT(sizeof(scsi_write10_t) == 10, "size is not correct");
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_MSC_H_ */
/** @} */
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