1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2003 Silicon Graphics International Corp.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions, and the following disclaimer,
12 *    without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 *    substantially similar to the "NO WARRANTY" disclaimer below
15 *    ("Disclaimer") and any redistribution must be conditioned upon
16 *    including a substantially similar Disclaimer requirement for further
17 *    binary redistribution.
18 *
19 * NO WARRANTY
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGES.
31 *
32 * $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/ctl_ser_table.c#1 $
33 * $FreeBSD$
34 */
35
36/*
37 * CAM Target Layer command serialization table.
38 *
39 * Author: Kim Le
40 */
41
42/****************************************************************************/
43/* TABLE       ctlSerTbl                                                    */
44/*                                                                          */
45/*  The matrix which drives the serialization algorithm. The major index    */
46/*  (the first, row) into this table is the new command.  The minor index   */
47/*  (column) is the older, possibly already running, command.               */
48/*                                                                          */
49/*  Whenever a new value is added to the IDX_T type, this matrix must be    */
50/*  expanded by one row AND one column -- Because of this, some effort      */
51/*  should be made to re-use the indexes whenever possible.                 */
52/*                                                                          */
53/****************************************************************************/
54
55#define	pS	CTL_SER_PASS		/* Pass */
56#define	bK	CTL_SER_BLOCK		/* Blocked */
57#define	bO	CTL_SER_BLOCKOPT	/* Optional block */
58#define	xT	CTL_SER_EXTENT		/* Extent check */
59#define	xO	CTL_SER_EXTENTOPT	/* Optional extent check */
60#define	xS	CTL_SER_SEQ		/* Sequential check */
61
62const static uint8_t
63ctl_serialize_table[CTL_SERIDX_COUNT][CTL_SERIDX_COUNT] = {
64/**>IDX_ :: 2nd:TUR RD  WRT UNM SYN MDSN MDSL RQSN INQ RDCP RES LSNS FMT STR*/
65/*TUR     */{   pS, pS, pS, pS, pS, bK,  bK,  pS,  pS, pS,  bK, pS,  pS, bK},
66/*READ    */{   pS, xS, xT, xO, pS, bK,  bK,  pS,  pS, pS,  bK, pS,  bK, bK},
67/*WRITE   */{   pS, xT, xT, xO, pS, bK,  bK,  pS,  pS, pS,  bK, pS,  bK, bK},
68/*UNMAP   */{   pS, bO, bO, pS, pS, bK,  bK,  pS,  pS, pS,  bK, pS,  bK, bK},
69/*SYNC    */{   pS, pS, bO, pS, pS, bK,  bK,  pS,  pS, pS,  bK, pS,  bK, bK},
70/*MD_SNS  */{   bK, bK, bK, bK, bK, pS,  bK,  pS,  pS, pS,  bK, pS,  bK, bK},
71/*MD_SEL  */{   bK, bK, bK, bK, bK, bK,  bK,  pS,  pS, pS,  bK, bK,  bK, bK},
72/*RQ_SNS  */{   bK, bK, bK, bK, bK, bK,  bK,  bK,  bK, bK,  bK, bK,  pS, bK},
73/*INQ     */{   pS, pS, pS, pS, pS, pS,  pS,  pS,  pS, pS,  pS, pS,  pS, pS},
74/*RD_CAP  */{   pS, pS, pS, pS, pS, pS,  pS,  pS,  pS, pS,  bK, pS,  bK, bK},
75/*RES     */{   bK, bK, bK, bK, bK, bK,  bK,  bK,  pS, pS,  bK, bK,  bK, bK},
76/*LOG_SNS */{   pS, pS, pS, pS, pS, pS,  pS,  pS,  pS, pS,  bK, pS,  bK, bK},
77/*FORMAT  */{   bK, bK, bK, bK, bK, bK,  bK,  bK,  bK, bK,  bK, bK,  bK, bK},
78/*START   */{   bK, bK, bK, bK, bK, bK,  bK,  bK,  bK, pS,  bK, bK,  bK, bK},
79};
80
81