Annotation of sys/arch/hp300/stand/include/device.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: device.h,v 1.2 2003/06/02 23:27:46 millert Exp $ */
2: /* $NetBSD: device.h,v 1.1 1997/01/30 10:31:44 thorpej Exp $ */
3:
4: /*
5: * Copyright (c) 1982, 1990, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the University nor the names of its contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)device.h 8.1 (Berkeley) 6/10/93
33: */
34:
35: struct hp_hw {
36: caddr_t hw_pa; /* physical address of control space */
37: int hw_size; /* size of control space */
38: caddr_t hw_kva; /* kernel virtual address of control space */
39: short hw_id; /* HW returned id */
40: short hw_secid; /* secondary HW id (displays) */
41: short hw_type; /* type (defined below) */
42: short hw_sc; /* select code (if applicable) */
43: };
44:
45: #define MAXCTLRS 16 /* Size of HW table (arbitrary) */
46: #define MAXSLAVES 8 /* Slaves per controller (HPIB/SCSI limit) */
47:
48: /* bus types */
49: #define B_MASK 0xE000
50: #define B_DIO 0x2000
51: #define B_DIOII 0x4000
52: #define B_VME 0x6000
53: /* controller types */
54: #define C_MASK 0x8F
55: #define C_FLAG 0x80
56: #define C_HPIB 0x81
57: #define C_SCSI 0x82
58: #define C_VME 0x83
59: /* device types (controllers with no slaves) */
60: #define D_MASK 0x8F
61: #define D_BITMAP 0x01
62: #define D_LAN 0x02
63: #define D_FPA 0x03
64: #define D_KEYBOARD 0x04
65: #define D_COMMDCA 0x05
66: #define D_COMMDCM 0x06
67: #define D_COMMDCL 0x07
68: #define D_PPORT 0x08
69: #define D_MISC 0x7F
70:
71: #define HW_ISCTLR(hw) ((hw)->hw_type & C_FLAG)
72: #define HW_ISDIOII(hw) ((hw)->hw_type & B_DIOII)
73: #define HW_ISHPIB(hw) (((hw)->hw_type & C_MASK) == C_HPIB)
74: #define HW_ISSCSI(hw) (((hw)->hw_type & C_MASK) == C_SCSI)
75: #define HW_ISDEV(hw,d) (((hw)->hw_type & D_MASK) == (d))
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