source: mainline/uspace/drv/bus/usb/usbmast/bo_trans.h@ 48ae3ef

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 48ae3ef was de3432b, checked in by Jiri Svoboda <jiri@…>, 14 years ago

Allow simpler passing around / processing of SCSI commands by creating
scsi_cmd_t structure which holds input and output arguments of a SCSI
command and is loosely modeled after the SAM-4 Execute Command procedure
call.

  • Property mode set to 100644
File size: 2.8 KB
Line 
1/*
2 * Copyright (c) 2011 Vojtech Horky
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup drvusbmast
30 * @{
31 */
32/** @file
33 * USB mass storage bulk-only transport.
34 */
35
36#ifndef BO_TRANS_H_
37#define BO_TRANS_H_
38
39#include <scsi/spc.h>
40#include <sys/types.h>
41#include <usb/usb.h>
42#include <usb/dev/pipes.h>
43#include <usb/dev/driver.h>
44#include "usbmast.h"
45
46#define BULK_IN_EP 0
47#define BULK_OUT_EP 1
48
49typedef enum cmd_status {
50 CMDS_GOOD,
51 CMDS_FAILED
52} cmd_status_t;
53
54/** SCSI command.
55 *
56 * Contains (a subset of) the input and output arguments of SCSI
57 * Execute Command procedure call (see SAM-4 chapter 5.1)
58 */
59typedef struct {
60 /*
61 * Related to IN fields
62 */
63
64 /** Command Descriptor Block */
65 void *cdb;
66 /** CDB size in bytes */
67 size_t cdb_size;
68
69 /** Outgoing data */
70 const void *data_out;
71 /** Size of outgoing data in bytes */
72 size_t data_out_size;
73
74 /*
75 * Related to OUT fields
76 */
77
78 /** Buffer for incoming data */
79 void *data_in;
80 /** Size of input buffer in bytes */
81 size_t data_in_size;
82
83 /** Number of bytes actually received */
84 size_t rcvd_size;
85
86 /** Status */
87 cmd_status_t status;
88} scsi_cmd_t;
89
90extern int usb_massstor_cmd(usbmast_fun_t *, uint32_t, scsi_cmd_t *);
91extern int usb_massstor_reset(usbmast_dev_t *);
92extern void usb_massstor_reset_recovery(usbmast_dev_t *);
93extern int usb_massstor_get_max_lun(usbmast_dev_t *);
94extern size_t usb_masstor_get_lun_count(usbmast_dev_t *);
95
96#endif
97
98/**
99 * @}
100 */
Note: See TracBrowser for help on using the repository browser.