eisaconf.h revision 49360 
1/*
2 * EISA bus device definitions
3 *
4 * Copyright (c) 1995, 1996 Justin T. Gibbs.
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 immediately at the beginning of the file, without modification,
12 *    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. The name of the author may not be used to endorse or promote products
17 *    derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 *	$Id: eisaconf.h,v 1.18 1999/04/18 15:50:33 peter Exp $
32 */
33
34#ifndef _I386_EISA_EISACONF_H_
35#define _I386_EISA_EISACONF_H_ 1
36
37#define EISA_SLOT_SIZE 0x1000
38
39#define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@')  /* Bits 26-30 */
40#define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@')  /* Bits 21-25 */
41#define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@')  /* Bits 16-20 */
42#define EISA_MFCTR_ID(ID)    (short)((ID>>16) & 0xFF)	      /* Bits 16-31 */
43#define EISA_PRODUCT_ID(ID)  (short)((ID>>4)  & 0xFFF)        /* Bits  4-15 */
44#define EISA_REVISION_ID(ID) (u_char)(ID & 0x0F)              /* Bits  0-3  */
45
46extern int num_eisa_slots;
47
48typedef u_int32_t eisa_id_t;
49
50enum eisa_device_ivars {
51    EISA_IVAR_SLOT,
52    EISA_IVAR_ID,
53    EISA_IVAR_IRQ
54};
55
56#define EISA_TRIGGER_EDGE       0x0
57#define EISA_TRIGGER_LEVEL      0x1
58
59/*
60 * Simplified accessors for isa devices
61 */
62#define EISA_ACCESSOR(A, B, T)						 \
63									 \
64static __inline T eisa_get_ ## A(device_t dev)				 \
65{									 \
66	uintptr_t v;							 \
67	BUS_READ_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, &v); \
68	return (T) v;							 \
69}									 \
70									 \
71static __inline void eisa_set_ ## A(device_t dev, T t)			 \
72{									 \
73	u_long v = (u_long) t;						 \
74	BUS_WRITE_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, v); \
75}
76
77EISA_ACCESSOR(slot, SLOT, int)
78EISA_ACCESSOR(id, ID, eisa_id_t)
79EISA_ACCESSOR(irq, IRQ, eisa_id_t)
80
81int eisa_add_intr __P((device_t, int, int));
82
83#define		RESVADDR_NONE		0x00
84#define		RESVADDR_BITMASK	0x01	/* size is a mask of reserved
85						 * bits at addr
86						 */
87#define		RESVADDR_RELOCATABLE	0x02
88int eisa_add_iospace __P((device_t, u_long, u_long, int));
89int eisa_add_mspace __P((device_t, u_long, u_long, int));
90
91#endif /* _I386_EISA_EISACONF_H_ */
92