Add IDs for the following:
[dragonfly.git] / sys / bus / isa / isavar.h
CommitLineData
984263bc
MD
1/*-
2 * Copyright (c) 1998 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: src/sys/isa/isavar.h,v 1.16.2.2 2000/10/29 13:07:56 nyan Exp $
65e80bc3 27 * $DragonFly: src/sys/bus/isa/isavar.h,v 1.7 2004/07/17 10:47:27 hmp Exp $
984263bc
MD
28 */
29
30#ifndef _ISA_ISAVAR_H_
31#define _ISA_ISAVAR_H_
32
33struct isa_config;
34struct isa_pnp_id;
35typedef void isa_config_cb(void *arg, struct isa_config *config, int enable);
36
37#include "isa_if.h"
1f2de5d4 38#include "pnpvar.h"
984263bc
MD
39
40#ifdef _KERNEL
41
42/*
43 * ISA devices are partially ordered to ensure that devices which are
44 * sensitive to other driver probe routines are probed first. Plug and
45 * Play devices are added after devices with speculative probes so that
46 * the legacy hardware can claim resources allowing the Plug and Play
47 * hardware to choose different resources.
48 */
49#define ISA_ORDER_SENSITIVE 0 /* legacy sensitive hardware */
50#define ISA_ORDER_SPECULATIVE 1 /* legacy non-sensitive hardware */
51#define ISA_ORDER_PNP 2 /* plug-and-play hardware */
52
53#define ISA_NPORT 50
54#define ISA_NMEM 8
55#define ISA_NIRQ 2
56#define ISA_NDRQ 2
57
58#define ISADMA_READ 0x00100000
59#define ISADMA_WRITE 0
60#define ISADMA_RAW 0x00080000
61/*
62 * Plug and play cards can support a range of resource
63 * configurations. This structure is used by the isapnp parser to
64 * inform the isa bus about the resource possibilities of the
65 * device. Each different alternative should be supplied by calling
66 * ISA_ADD_CONFIG().
67 */
68struct isa_range {
69 u_int32_t ir_start;
70 u_int32_t ir_end;
71 u_int32_t ir_size;
72 u_int32_t ir_align;
73};
74
75struct isa_config {
76 struct isa_range ic_mem[ISA_NMEM];
77 struct isa_range ic_port[ISA_NPORT];
78 u_int32_t ic_irqmask[ISA_NIRQ];
79 u_int32_t ic_drqmask[ISA_NDRQ];
80 int ic_nmem;
81 int ic_nport;
82 int ic_nirq;
83 int ic_ndrq;
84};
85
86/*
87 * Used to build lists of IDs and description strings for PnP drivers.
88 */
89struct isa_pnp_id {
90 u_int32_t ip_id;
91 const char *ip_desc;
92};
93
94enum isa_device_ivars {
95 ISA_IVAR_PORT,
96 ISA_IVAR_PORT_0 = ISA_IVAR_PORT,
97 ISA_IVAR_PORT_1,
98 ISA_IVAR_PORTSIZE,
99 ISA_IVAR_PORTSIZE_0 = ISA_IVAR_PORTSIZE,
100 ISA_IVAR_PORTSIZE_1,
101 ISA_IVAR_MADDR,
102 ISA_IVAR_MADDR_0 = ISA_IVAR_MADDR,
103 ISA_IVAR_MADDR_1,
104 ISA_IVAR_MSIZE,
105 ISA_IVAR_MSIZE_0 = ISA_IVAR_MSIZE,
106 ISA_IVAR_MSIZE_1,
107 ISA_IVAR_IRQ,
108 ISA_IVAR_IRQ_0 = ISA_IVAR_IRQ,
109 ISA_IVAR_IRQ_1,
110 ISA_IVAR_DRQ,
111 ISA_IVAR_DRQ_0 = ISA_IVAR_DRQ,
112 ISA_IVAR_DRQ_1,
113 ISA_IVAR_VENDORID,
114 ISA_IVAR_SERIAL,
115 ISA_IVAR_LOGICALID,
dcfd0003
MD
116 ISA_IVAR_COMPATID,
117 ISA_IVAR_CONFIGATTR
984263bc
MD
118};
119
dcfd0003
MD
120/*
121 * ISA_IVAR_CONFIGATTR bits
122 */
123#define ISACFGATTR_CANDISABLE (1 << 0) /* can be disabled */
124#define ISACFGATTR_DYNAMIC (1 << 1) /* dynamic configuration */
125#define ISACFGATTR_MULTI (1 << 2) /* multiple configurations */
126
984263bc
MD
127/*
128 * Simplified accessors for isa devices
129 */
130#define ISA_ACCESSOR(A, B, T) \
131 \
132static __inline T isa_get_ ## A(device_t dev) \
133{ \
134 uintptr_t v; \
135 BUS_READ_IVAR(device_get_parent(dev), dev, ISA_IVAR_ ## B, &v); \
136 return (T) v; \
137} \
138 \
139static __inline void isa_set_ ## A(device_t dev, T t) \
140{ \
141 u_long v = (u_long) t; \
142 BUS_WRITE_IVAR(device_get_parent(dev), dev, ISA_IVAR_ ## B, v); \
143}
144
145ISA_ACCESSOR(port, PORT, int)
146ISA_ACCESSOR(portsize, PORTSIZE, int)
147ISA_ACCESSOR(irq, IRQ, int)
148ISA_ACCESSOR(drq, DRQ, int)
149ISA_ACCESSOR(maddr, MADDR, int)
150ISA_ACCESSOR(msize, MSIZE, int)
151ISA_ACCESSOR(vendorid, VENDORID, int)
152ISA_ACCESSOR(serial, SERIAL, int)
153ISA_ACCESSOR(logicalid, LOGICALID, int)
154ISA_ACCESSOR(compatid, COMPATID, int)
dcfd0003 155ISA_ACCESSOR(configattr, CONFIGATTR, int)
984263bc 156
e126caf1
MD
157/* Device class for ISA bridges. */
158extern devclass_t isab_devclass;
159
984263bc
MD
160extern intrmask_t isa_irq_pending(void);
161extern intrmask_t isa_irq_mask(void);
162#ifdef __i386__
163extern void isa_wrap_old_drivers(void);
164#endif
165extern void isa_probe_children(device_t dev);
166
330ca0ab
RG
167extern void isa_dmacascade (int chan);
168extern void isa_dmadone (int flags, caddr_t addr, int nbytes, int chan);
169extern void isa_dmainit (int chan, u_int bouncebufsize);
170extern void isa_dmastart (int flags, caddr_t addr, u_int nbytes, int chan);
171extern int isa_dma_acquire (int chan);
172extern void isa_dma_release (int chan);
173extern int isa_dmastatus (int chan);
174extern int isa_dmastop (int chan);
984263bc 175
65e80bc3
HP
176int isab_attach(device_t dev);
177
984263bc
MD
178#ifdef PC98
179#include <machine/bus.h>
180
181/*
182 * Allocate discontinuous resources for ISA bus.
183 */
184struct resource *
185isa_alloc_resourcev(device_t child, int type, int *rid,
186 bus_addr_t *res, bus_size_t count, u_int flags);
187int
188isa_load_resourcev(struct resource *re, bus_addr_t *res, bus_size_t count);
189#endif
190
191#endif /* _KERNEL */
192
193#endif /* !_ISA_ISAVAR_H_ */