Annotation of sys/dev/ic/adv.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: adv.h,v 1.5 2002/03/14 01:26:53 millert Exp $ */
2: /* $NetBSD: adv.h,v 1.3 1998/09/26 16:02:56 dante Exp $ */
3:
4: /*
5: * Generic driver definitions and exported functions for the Advanced
6: * Systems Inc. Narrow SCSI controllers
7: *
8: * Copyright (c) 1998 The NetBSD Foundation, Inc.
9: * All rights reserved.
10: *
11: * Author: Baldassare Dante Profeta <dante@mclink.it>
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. All advertising materials mentioning features or use of this software
22: * must display the following acknowledgement:
23: * This product includes software developed by the NetBSD
24: * Foundation, Inc. and its contributors.
25: * 4. Neither the name of The NetBSD Foundation nor the names of its
26: * contributors may be used to endorse or promote products derived
27: * from this software without specific prior written permission.
28: *
29: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39: * POSSIBILITY OF SUCH DAMAGE.
40: */
41:
42: #ifndef _ADVANSYS_NARROW_H_
43: #define _ADVANSYS_NARROW_H_
44:
45: #include <dev/ic/advlib.h>
46:
47: /******************************************************************************/
48:
49: struct adv_ccb
50: {
51: ASC_SG_HEAD sghead;
52: ASC_SCSI_Q scsiq;
53:
54: struct scsi_sense_data scsi_sense;
55:
56: TAILQ_ENTRY(adv_ccb) chain;
57: struct scsi_xfer *xs; /* the scsi_xfer for this cmd */
58: int flags; /* see below */
59:
60: int timeout;
61: /*
62: * This DMA map maps the buffer involved in the transfer.
63: */
64: bus_dmamap_t dmamap_xfer;
65: };
66:
67: typedef struct adv_ccb ADV_CCB;
68:
69: /* flags for ADV_CCB */
70: #define CCB_ALLOC 0x01
71: #define CCB_ABORT 0x02
72: #define CCB_WATCHDOG 0x10
73:
74:
75: #define ADV_MAX_CCB 32
76:
77: struct adv_control
78: {
79: ADV_CCB ccbs[ADV_MAX_CCB]; /* all our control blocks */
80: };
81:
82: /*
83: * Offset of a CCB from the beginning of the control DMA mapping.
84: */
85: #define ADV_CCB_OFF(c) (offsetof(struct adv_control, ccbs[0]) + \
86: (((u_long)(c)) - ((u_long)&sc->sc_control->ccbs[0])))
87:
88: /******************************************************************************/
89:
90: int adv_init(ASC_SOFTC *sc);
91: void adv_attach(ASC_SOFTC *sc);
92: int adv_intr(void *arg);
93:
94: /******************************************************************************/
95:
96: #endif /* _ADVANSYS_NARROW_H_ */
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