eisaconf.h revision 18233 
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 1.11 1996/09/08 10:43:42 phk Exp $
32 */
33
34#ifndef _I386_EISA_EISACONF_H_
35#define _I386_EISA_EISACONF_H_ 1
36
37#include <sys/queue.h>
38
39#define EISA_SLOTS 10   /* PCI clashes with higher ones.. fix later */
40#define EISA_SLOT_SIZE 0x1000
41
42#define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@')  /* Bits 26-30 */
43#define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@')  /* Bits 21-25 */
44#define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@')  /* Bits 16-20 */
45#define EISA_MFCTR_ID(ID)    (short)((ID>>16) & 0xFF)	      /* Bits 16-31 */
46#define EISA_PRODUCT_ID(ID)  (short)((ID>>4)  & 0xFFF)        /* Bits  4-15 */
47#define EISA_REVISION_ID(ID) (u_char)(ID & 0x0F)              /* Bits  0-3  */
48
49extern struct linker_set eisadriver_set;
50
51typedef u_int32_t eisa_id_t;
52
53typedef struct resvaddr {
54        u_long	addr;				/* start address */
55        u_long	size;				/* size of reserved area */
56	int	flags;
57#define		RESVADDR_NONE		0x00
58#define		RESVADDR_BITMASK	0x01	/* size is a mask of reserved
59						 * bits at addr
60						 */
61#define		RESVADDR_RELOCATABLE	0x02
62	LIST_ENTRY(resvaddr) links;		/* List links */
63} resvaddr_t;
64
65LIST_HEAD(resvlist, resvaddr);
66
67struct eisa_ioconf {
68	int		slot;
69	struct resvlist	ioaddrs;	/* list of reserved I/O ranges */
70	struct resvlist maddrs;		/* list of reserved memory ranges */
71	u_short		irq;		/* bitmask of interrupt */
72};
73
74struct eisa_device;
75
76struct eisa_driver {
77	char*	name;			/* device name */
78	int	(*probe) __P((void));
79					/* test whether device is present */
80	int	(*attach) __P((struct eisa_device *));
81					/* setup driver for a device */
82	int	(*shutdown) __P((int));
83					/* Return the device to a safe
84					 * state before shutdown
85					 */
86	u_long  *unit;			/* Next available unit */
87};
88
89/* To be replaced by the "super device" generic device structure... */
90struct eisa_device {
91	eisa_id_t		id;
92	u_long			unit;
93	char*			full_name; /* for use in the probe message */
94	struct eisa_ioconf	ioconf;
95	struct eisa_driver*	driver;
96};
97
98void eisa_configure __P((void));
99struct eisa_device *eisa_match_dev __P((struct eisa_device *, char * (*)(eisa_id_t)));
100
101void eisa_reg_start __P((struct eisa_device *));
102void eisa_reg_end __P((struct eisa_device *));
103int eisa_add_intr __P((struct eisa_device *, int));
104int eisa_reg_intr __P((struct eisa_device *, int, void (*)(void *), void *, u_int *, int));
105int eisa_release_intr __P((struct eisa_device *, int, void (*)(void *)));
106int eisa_enable_intr __P((struct eisa_device *, int));
107int eisa_add_iospace __P((struct eisa_device *, u_long, u_long, int));
108int eisa_reg_iospace __P((struct eisa_device *, resvaddr_t *));
109int eisa_add_mspace __P((struct eisa_device *, u_long, u_long, int));
110int eisa_reg_mspace __P((struct eisa_device *, resvaddr_t *));
111int eisa_registerdev __P((struct eisa_device *, struct eisa_driver *));
112
113#endif /* _I386_EISA_EISACONF_H_ */
114