isapnpvar.h revision 1.8 1 /* $NetBSD: isapnpvar.h,v 1.8 1998/06/09 00:05:19 thorpej Exp $ */
2
3 /*
4 * Copyright (c) 1996 Christos Zoulas. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by Christos Zoulas.
17 * 4. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #ifndef _DEV_ISAPNP_ISAPNPVAR_H_
33 #define _DEV_ISAPNP_ISAPNPVAR_H_
34
35 /*
36 * ISA Plug and Play register definitions;
37 * From Plug and Play ISA Specification V1.0a, May 5 1994
38 */
39
40 /*
41 * Structures and definitions needed by the machine-dependent header.
42 */
43 struct isapnp_softc;
44
45 #if (i386 != 1)
46 ERROR: COMPILING FOR UNSUPPORTED MACHINE, OR MORE THAN ONE.
47 #endif
48 #if i386
49 #include <i386/isa/isapnp_machdep.h>
50 #endif
51
52 #ifndef _KERNEL
53
54 # include <stdlib.h>
55 # include <string.h>
56 # include <unistd.h>
57
58 # define ISAPNP_WRITE_ADDR(sc, v) outb(ISAPNP_ADDR, v)
59 # define ISAPNP_WRITE_DATA(sc, v) outb(ISAPNP_WRDATA, v)
60 # define ISAPNP_READ_DATA(sc) inb(sc->sc_read_port)
61
62 # define DELAY(us) usleep(us)
63 # define ISAPNP_MALLOC(a) malloc(a)
64 # define ISAPNP_FREE(a) free(a)
65
66 # define panic printf
67
68 #else
69
70 /* XXX */
71 # define memset(a, b, c) bzero(a, c)
72
73 # define ISAPNP_WRITE_ADDR(sc, v) \
74 bus_space_write_1(sc->sc_iot, sc->sc_addr_ioh, 0, v)
75 # define ISAPNP_WRITE_DATA(sc, v) \
76 bus_space_write_1(sc->sc_iot, sc->sc_wrdata_ioh, 0, v)
77 # define ISAPNP_READ_DATA(sc) \
78 bus_space_read_1(sc->sc_iot, sc->sc_read_ioh, 0)
79
80 # define ISAPNP_MALLOC(a) malloc(a, M_DEVBUF, M_WAITOK)
81 # define ISAPNP_FREE(a) free(a, M_DEVBUF)
82
83 #endif
84
85 #ifdef DEBUG_ISAPNP
86 # define DPRINTF(a) printf a
87 #else
88 # define DPRINTF(a)
89 #endif
90
91 struct isapnp_softc {
92 struct device sc_dev;
93 int sc_read_port;
94 bus_space_tag_t sc_iot;
95 bus_space_tag_t sc_memt;
96 isa_chipset_tag_t sc_ic;
97 bus_space_handle_t sc_addr_ioh;
98 bus_space_handle_t sc_wrdata_ioh;
99 bus_space_handle_t sc_read_ioh;
100 bus_space_handle_t sc_memh;
101 u_int8_t sc_ncards;
102 u_int8_t sc_id[ISAPNP_MAX_CARDS][ISAPNP_SERIAL_SIZE];
103 };
104
105 struct isapnp_region {
106 bus_space_handle_t h;
107 u_int32_t base;
108
109 u_int32_t minbase;
110 u_int32_t maxbase;
111 u_int32_t length;
112 u_int32_t align;
113 u_int8_t flags;
114 };
115
116 struct isapnp_pin {
117 u_int8_t num;
118 u_int8_t flags:4;
119 u_int8_t type:4;
120 u_int16_t bits;
121 };
122
123 struct isapnp_attach_args {
124 bus_space_tag_t ipa_iot; /* isa i/o space tag */
125 bus_space_tag_t ipa_memt; /* isa mem space tag */
126 bus_dma_tag_t ipa_dmat; /* isa dma tag */
127
128 isa_chipset_tag_t ipa_ic;
129
130 struct isapnp_attach_args *ipa_sibling;
131 struct isapnp_attach_args *ipa_child;
132
133 char ipa_devident[ISAPNP_MAX_IDENT];
134 char ipa_devlogic[ISAPNP_MAX_DEVCLASS];
135 char ipa_devcompat[ISAPNP_MAX_DEVCLASS];
136 char ipa_devclass[ISAPNP_MAX_DEVCLASS];
137
138 u_char ipa_pref;
139 u_char ipa_devnum;
140
141 u_char ipa_nio;
142 u_char ipa_nirq;
143 u_char ipa_ndrq;
144 u_char ipa_nmem;
145 u_char ipa_nmem32;
146
147 struct isapnp_region ipa_io[ISAPNP_NUM_IO];
148 struct isapnp_region ipa_mem[ISAPNP_NUM_MEM];
149 struct isapnp_region ipa_mem32[ISAPNP_NUM_MEM32];
150 struct isapnp_pin ipa_irq[ISAPNP_NUM_IRQ];
151 struct isapnp_pin ipa_drq[ISAPNP_NUM_DRQ];
152 };
153
154 static __inline void isapnp_write_reg __P((struct isapnp_softc *, int, u_char));
155 static __inline u_char isapnp_read_reg __P((struct isapnp_softc *, int));
156
157 static __inline void
158 isapnp_write_reg(sc, r, v)
159 struct isapnp_softc *sc;
160 int r;
161 u_char v;
162 {
163 ISAPNP_WRITE_ADDR(sc, r);
164 ISAPNP_WRITE_DATA(sc, v);
165 }
166
167 static __inline u_char
168 isapnp_read_reg(sc, r)
169 struct isapnp_softc *sc;
170 {
171 ISAPNP_WRITE_ADDR(sc, r);
172 return ISAPNP_READ_DATA(sc);
173 }
174
175 struct isapnp_attach_args *
176 isapnp_get_resource __P((struct isapnp_softc *, int));
177 char *isapnp_id_to_vendor __P((char *, const u_char *));
178
179 int isapnp_config __P((bus_space_tag_t, bus_space_tag_t,
180 struct isapnp_attach_args *));
181 void isapnp_unconfig __P((bus_space_tag_t, bus_space_tag_t,
182 struct isapnp_attach_args *));
183
184 #ifdef DEBUG_ISAPNP
185 void isapnp_print_mem __P((const char *, const struct isapnp_region *));
186 void isapnp_print_io __P((const char *, const struct isapnp_region *));
187 void isapnp_print_irq __P((const char *, const struct isapnp_pin *));
188 void isapnp_print_drq __P((const char *, const struct isapnp_pin *));
189 void isapnp_print_dep_start __P((const char *, const u_char));
190 void isapnp_print_attach __P((const struct isapnp_attach_args *));
191 void isapnp_get_config __P((struct isapnp_softc *,
192 struct isapnp_attach_args *));
193 void isapnp_print_config __P((const struct isapnp_attach_args *));
194 #endif
195
196 #endif /* ! _DEV_ISAPNP_ISAPNPVAR_H_ */
197