xref: /netbsd-src/sys/dev/isapnp/isapnpvar.h (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: isapnpvar.h,v 1.19 1999/03/22 09:38:58 mycroft Exp $	*/
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Christos Zoulas.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #ifndef _DEV_ISAPNP_ISAPNPVAR_H_
40 #define _DEV_ISAPNP_ISAPNPVAR_H_
41 
42 /*
43  * ISA Plug and Play register definitions;
44  * From Plug and Play ISA Specification V1.0a, May 5 1994
45  */
46 
47 /*
48  * Structures and definitions needed by the machine-dependent header.
49  */
50 struct isapnp_softc;
51 
52 #include <machine/isapnp_machdep.h>
53 
54 #ifndef _KERNEL
55 
56 # include <stdlib.h>
57 # include <string.h>
58 # include <unistd.h>
59 
60 # define ISAPNP_WRITE_ADDR(sc, v) outb(ISAPNP_ADDR, v)
61 # define ISAPNP_WRITE_DATA(sc, v) outb(ISAPNP_WRDATA, v)
62 # define ISAPNP_READ_DATA(sc) inb(sc->sc_read_port)
63 
64 # define DELAY(us) usleep(us)
65 # define ISAPNP_MALLOC(a) malloc(a)
66 # define ISAPNP_FREE(a) free(a)
67 
68 # define panic printf
69 
70 #else
71 
72 /* XXX */
73 # define memset(a, b, c)	bzero(a, c)
74 
75 # define ISAPNP_WRITE_ADDR(sc, v) \
76     bus_space_write_1(sc->sc_iot, sc->sc_addr_ioh, 0, v)
77 # define ISAPNP_WRITE_DATA(sc, v) \
78     bus_space_write_1(sc->sc_iot, sc->sc_wrdata_ioh, 0, v)
79 # define ISAPNP_READ_DATA(sc) \
80     bus_space_read_1(sc->sc_iot, sc->sc_read_ioh, 0)
81 
82 # define ISAPNP_MALLOC(a) malloc(a, M_DEVBUF, M_WAITOK)
83 # define ISAPNP_FREE(a) free(a, M_DEVBUF)
84 
85 #endif
86 
87 #ifdef DEBUG_ISAPNP
88 # define DPRINTF(a) printf a
89 #else
90 # define DPRINTF(a)
91 #endif
92 
93 struct isapnp_softc {
94 	struct device		sc_dev;
95 	int			sc_read_port;
96 	bus_space_tag_t		sc_iot;
97 	bus_space_tag_t		sc_memt;
98 	isa_chipset_tag_t	sc_ic;
99 	bus_dma_tag_t		sc_dmat;
100 	bus_space_handle_t	sc_addr_ioh;
101 	bus_space_handle_t	sc_wrdata_ioh;
102 	bus_space_handle_t	sc_read_ioh;
103 	bus_space_handle_t	sc_memh;
104 	u_int8_t		sc_ncards;
105     	u_int8_t		sc_id[ISAPNP_MAX_CARDS][ISAPNP_SERIAL_SIZE];
106 };
107 
108 struct isapnp_region {
109 	bus_space_handle_t h;
110 	u_int32_t base;
111 
112 	u_int32_t minbase;
113 	u_int32_t maxbase;
114 	u_int32_t length;
115 	u_int32_t align;
116 	u_int8_t  flags;
117 };
118 
119 struct isapnp_pin {
120 	u_int8_t  num;
121 	u_int8_t  flags:4;
122 	u_int8_t  type:4;
123 	u_int16_t bits;
124 };
125 
126 struct isapnp_attach_args {
127 	bus_space_tag_t ipa_iot;	/* isa i/o space tag */
128 	bus_space_tag_t ipa_memt;	/* isa mem space tag */
129 	bus_dma_tag_t	ipa_dmat;	/* isa dma tag */
130 
131 	isa_chipset_tag_t ipa_ic;
132 
133 	struct isapnp_attach_args *ipa_sibling;
134 	struct isapnp_attach_args *ipa_child;
135 
136 	char	ipa_devident[ISAPNP_MAX_IDENT];
137 	char	ipa_devlogic[ISAPNP_MAX_DEVCLASS];
138 	char	ipa_devcompat[ISAPNP_MAX_DEVCLASS];
139 	char	ipa_devclass[ISAPNP_MAX_DEVCLASS];
140 
141 	u_char	ipa_pref;
142 	u_char	ipa_devnum;
143 
144 	u_char	ipa_nio;
145 	u_char	ipa_nirq;
146 	u_char	ipa_ndrq;
147 	u_char	ipa_nmem;
148 	u_char	ipa_nmem32;
149 
150 	struct isapnp_region	ipa_io[ISAPNP_NUM_IO];
151 	struct isapnp_region	ipa_mem[ISAPNP_NUM_MEM];
152 	struct isapnp_region	ipa_mem32[ISAPNP_NUM_MEM32];
153 	struct isapnp_pin	ipa_irq[ISAPNP_NUM_IRQ];
154 	struct isapnp_pin	ipa_drq[ISAPNP_NUM_DRQ];
155 };
156 
157 static __inline void isapnp_write_reg __P((struct isapnp_softc *, int, u_char));
158 static __inline u_char isapnp_read_reg __P((struct isapnp_softc *, int));
159 
160 static __inline void
161 isapnp_write_reg(sc, r, v)
162 	struct isapnp_softc *sc;
163 	int r;
164 	u_char v;
165 {
166 	ISAPNP_WRITE_ADDR(sc, r);
167 	ISAPNP_WRITE_DATA(sc, v);
168 }
169 
170 static __inline u_char
171 isapnp_read_reg(sc, r)
172 	struct isapnp_softc *sc;
173 {
174 	ISAPNP_WRITE_ADDR(sc, r);
175 	return ISAPNP_READ_DATA(sc);
176 }
177 
178 struct isapnp_attach_args *
179     isapnp_get_resource __P((struct isapnp_softc *, int));
180 char *isapnp_id_to_vendor __P((char *, const u_char *));
181 
182 int isapnp_config __P((bus_space_tag_t, bus_space_tag_t,
183     struct isapnp_attach_args *));
184 void isapnp_unconfig __P((bus_space_tag_t, bus_space_tag_t,
185     struct isapnp_attach_args *));
186 #ifdef _KERNEL
187 struct isapnp_devinfo;
188 int isapnp_devmatch __P((const struct isapnp_attach_args *,
189     const struct isapnp_devinfo *, int *));
190 void isapnp_isa_attach_hook __P((struct isa_softc *));
191 #endif
192 
193 #ifdef DEBUG_ISAPNP
194 void isapnp_print_mem __P((const char *, const struct isapnp_region *));
195 void isapnp_print_io __P((const char *, const struct isapnp_region *));
196 void isapnp_print_irq __P((const char *, const struct isapnp_pin *));
197 void isapnp_print_drq __P((const char *, const struct isapnp_pin *));
198 void isapnp_print_dep_start __P((const char *, const u_char));
199 void isapnp_print_attach __P((const struct isapnp_attach_args *));
200 void isapnp_get_config __P((struct isapnp_softc *,
201 	struct isapnp_attach_args *));
202 void isapnp_print_config __P((const struct isapnp_attach_args *));
203 #endif
204 
205 #endif /* ! _DEV_ISAPNP_ISAPNPVAR_H_ */
206