eisaconf.h revision 13691 
1/*
2 * EISA bus device definitions
3 *
4 * Copyright (c) 1995 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. Absolutely no warranty of function or purpose is made by the author
17 *    Justin T. Gibbs.
18 * 4. Modifications may be freely made to this file if the above conditions
19 *    are met.
20 *
21 *	$Id: eisaconf.h,v 1.6 1995/11/21 12:52:49 bde Exp $
22 */
23
24#ifndef _I386_EISA_EISACONF_H_
25#define _I386_EISA_EISACONF_H_ 1
26
27#include <sys/queue.h>
28
29#define EISA_SLOTS 10   /* PCI clashes with higher ones.. fix later */
30#define EISA_SLOT_SIZE 0x1000
31
32#define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@')  /* Bits 26-30 */
33#define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@')  /* Bits 21-25 */
34#define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@')  /* Bits 16-20 */
35#define EISA_MFCTR_ID(ID)    (short)((ID>>16) & 0xFF)	      /* Bits 16-31 */
36#define EISA_PRODUCT_ID(ID)  (short)((ID>>4)  & 0xFFF)        /* Bits  4-15 */
37#define EISA_REVISION_ID(ID) (u_char)(ID & 0x0F)              /* Bits  0-3  */
38
39extern struct linker_set eisadriver_set;
40
41typedef u_int32_t eisa_id_t;
42
43typedef struct resvaddr {
44        u_long	addr;				/* start address */
45        u_long	size;				/* size of reserved area */
46	int	flags;
47#define		RESVADDR_NONE		0x00
48#define		RESVADDR_BITMASK	0x01	/* size is a mask of reserved
49						 * bits at addr
50						 */
51#define		RESVADDR_RELOCATABLE	0x02
52	LIST_ENTRY(resvaddr) links;		/* List links */
53} resvaddr_t;
54
55LIST_HEAD(resvlist, resvaddr);
56
57struct eisa_ioconf {
58	int		slot;
59	struct resvlist	ioaddrs;	/* list of reserved I/O ranges */
60	struct resvlist maddrs;		/* list of reserved memory ranges */
61	u_short		irq;		/* bitmask of interrupt */
62};
63
64struct kern_devconf;
65struct eisa_device;
66
67struct eisa_driver {
68	char*	name;			/* device name */
69	int	(*probe) __P((void));
70					/* test whether device is present */
71	int	(*attach) __P((struct eisa_device *));
72					/* setup driver for a device */
73	int	(*shutdown) __P((struct kern_devconf *, int));
74					/* Return the device to a safe
75					 * state before shutdown
76					 */
77	u_long  *unit;			/* Next availible unit */
78};
79
80/* To be replaced by the "super device" generic device structure... */
81struct eisa_device {
82	eisa_id_t		id;
83	u_long			unit;
84	char*			full_name; /* for use in the probe message */
85	struct eisa_ioconf	ioconf;
86	struct eisa_driver*	driver;
87	struct kern_devconf*	kdc;
88};
89
90void eisa_configure __P((void));
91struct eisa_device *eisa_match_dev __P((struct eisa_device *, char * (*)(eisa_id_t)));
92
93void eisa_reg_start __P((struct eisa_device *));
94void eisa_reg_end __P((struct eisa_device *));
95int eisa_add_intr __P((struct eisa_device *, int));
96int eisa_reg_intr __P((struct eisa_device *, int, void (*)(void *), void *, u_int *, int));
97int eisa_release_intr __P((struct eisa_device *, int, void (*)(void *)));
98int eisa_enable_intr __P((struct eisa_device *, int));
99int eisa_add_iospace __P((struct eisa_device *, u_long, u_long, int));
100int eisa_reg_iospace __P((struct eisa_device *, resvaddr_t *));
101int eisa_add_mspace __P((struct eisa_device *, u_long, u_long, int));
102int eisa_reg_mspace __P((struct eisa_device *, resvaddr_t *));
103int eisa_registerdev __P((struct eisa_device *, struct eisa_driver *, struct kern_devconf *));
104
105
106struct sysctl_req;
107int eisa_externalize (struct eisa_device *, struct sysctl_req*);
108
109int eisa_generic_externalize (struct kern_devconf *, struct sysctl_req *);
110extern struct kern_devconf kdc_eisa0;
111
112#define EISA_EXTERNALLEN (sizeof(struct eisa_device))
113
114#endif /* _I386_EISA_EISACONF_H_ */
115