| 1 | /*
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| 2 | * Copyright (c) 2011 Vojtech Horky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup drvusbmast
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | * USB mass storage bulk-only transport.
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| 34 | */
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| 35 |
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| 36 | #ifndef BO_TRANS_H_
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| 37 | #define BO_TRANS_H_
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| 38 |
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| 39 | #include <scsi/spc.h>
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| 40 | #include <stddef.h>
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| 41 | #include <stdint.h>
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| 42 | #include <usb/usb.h>
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| 43 | #include <usb/dev/pipes.h>
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| 44 | #include <usb/dev/driver.h>
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| 45 | #include "usbmast.h"
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| 46 |
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| 47 | typedef enum cmd_status {
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| 48 | CMDS_GOOD,
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| 49 | CMDS_FAILED
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| 50 | } cmd_status_t;
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| 51 |
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| 52 | /** SCSI command.
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| 53 | *
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| 54 | * Contains (a subset of) the input and output arguments of SCSI
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| 55 | * Execute Command procedure call (see SAM-4 chapter 5.1)
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| 56 | */
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| 57 | typedef struct {
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| 58 | /*
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| 59 | * Related to IN fields
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| 60 | */
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| 61 |
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| 62 | /** Command Descriptor Block */
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| 63 | const void *cdb;
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| 64 | /** CDB size in bytes */
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| 65 | size_t cdb_size;
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| 66 |
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| 67 | /** Outgoing data */
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| 68 | const void *data_out;
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| 69 | /** Size of outgoing data in bytes */
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| 70 | size_t data_out_size;
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| 71 |
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| 72 | /*
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| 73 | * Related to OUT fields
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| 74 | */
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| 75 |
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| 76 | /** Buffer for incoming data */
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| 77 | void *data_in;
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| 78 | /** Size of input buffer in bytes */
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| 79 | size_t data_in_size;
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| 80 |
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| 81 | /** Number of bytes actually received */
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| 82 | size_t rcvd_size;
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| 83 |
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| 84 | /** Status */
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| 85 | cmd_status_t status;
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| 86 | } scsi_cmd_t;
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| 87 |
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| 88 | extern int usb_massstor_cmd(usbmast_fun_t *, uint32_t, scsi_cmd_t *);
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| 89 | extern int usb_massstor_reset(usbmast_dev_t *);
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| 90 | extern void usb_massstor_reset_recovery(usbmast_dev_t *);
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| 91 | extern int usb_massstor_get_max_lun(usbmast_dev_t *);
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| 92 | extern size_t usb_masstor_get_lun_count(usbmast_dev_t *);
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| 93 |
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| 94 | #endif
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| 95 |
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| 96 | /**
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| 97 | * @}
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| 98 | */
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