1 | /* $NetBSD: spc_pcmcia.c,v 1.21 2009/11/12 20:14:04 dyoung Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2000, 2004 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Charles M. Hannum. |
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 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | #include <sys/cdefs.h> |
33 | __KERNEL_RCSID(0, "$NetBSD: spc_pcmcia.c,v 1.21 2009/11/12 20:14:04 dyoung Exp $" ); |
34 | |
35 | #include <sys/param.h> |
36 | #include <sys/systm.h> |
37 | #include <sys/device.h> |
38 | #include <sys/buf.h> |
39 | |
40 | #include <sys/bus.h> |
41 | #include <sys/intr.h> |
42 | |
43 | #include <dev/scsipi/scsi_all.h> |
44 | #include <dev/scsipi/scsipi_all.h> |
45 | #include <dev/scsipi/scsiconf.h> |
46 | |
47 | #include <dev/pcmcia/pcmciareg.h> |
48 | #include <dev/pcmcia/pcmciavar.h> |
49 | #include <dev/pcmcia/pcmciadevs.h> |
50 | |
51 | #include <dev/ic/mb89352var.h> |
52 | |
53 | struct spc_pcmcia_softc { |
54 | struct spc_softc sc_spc; /* glue to MI code */ |
55 | |
56 | /* PCMCIA-specific goo. */ |
57 | struct pcmcia_function *sc_pf; /* our PCMCIA function */ |
58 | void *sc_ih; /* interrupt handler */ |
59 | |
60 | int sc_state; |
61 | #define SPC_PCMCIA_ATTACHED 3 |
62 | }; |
63 | |
64 | static int spc_pcmcia_match(device_t, cfdata_t, void *); |
65 | static int spc_pcmcia_validate_config(struct pcmcia_config_entry *); |
66 | static void spc_pcmcia_attach(device_t, device_t, void *); |
67 | static int spc_pcmcia_detach(device_t, int); |
68 | static int spc_pcmcia_enable(device_t, int); |
69 | |
70 | CFATTACH_DECL2_NEW(spc_pcmcia, sizeof(struct spc_pcmcia_softc), |
71 | spc_pcmcia_match, spc_pcmcia_attach, spc_pcmcia_detach, NULL, NULL, |
72 | spc_childdet); |
73 | |
74 | static const struct pcmcia_product spc_pcmcia_products[] = { |
75 | { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_SCSI600, |
76 | PCMCIA_CIS_FUJITSU_SCSI600 }, |
77 | }; |
78 | static const size_t spc_pcmcia_nproducts = __arraycount(spc_pcmcia_products); |
79 | |
80 | int |
81 | spc_pcmcia_match(device_t parent, cfdata_t cf, void *aux) |
82 | { |
83 | struct pcmcia_attach_args *pa = aux; |
84 | |
85 | if (pcmcia_product_lookup(pa, spc_pcmcia_products, spc_pcmcia_nproducts, |
86 | sizeof(spc_pcmcia_products[0]), NULL)) |
87 | return 1; |
88 | return 0; |
89 | } |
90 | |
91 | int |
92 | spc_pcmcia_validate_config(struct pcmcia_config_entry *cfe) |
93 | { |
94 | |
95 | if (cfe->iftype != PCMCIA_IFTYPE_IO || |
96 | cfe->num_memspace != 0 || |
97 | cfe->num_iospace != 1) |
98 | return EINVAL; |
99 | return 0; |
100 | } |
101 | |
102 | void |
103 | spc_pcmcia_attach(device_t parent, device_t self, void *aux) |
104 | { |
105 | struct spc_pcmcia_softc *sc = device_private(self); |
106 | struct spc_softc *spc = &sc->sc_spc; |
107 | struct pcmcia_attach_args *pa = aux; |
108 | struct pcmcia_config_entry *cfe; |
109 | struct pcmcia_function *pf = pa->pf; |
110 | int error; |
111 | |
112 | spc->sc_dev = self; |
113 | sc->sc_pf = pf; |
114 | |
115 | error = pcmcia_function_configure(pf, spc_pcmcia_validate_config); |
116 | if (error) { |
117 | aprint_error_dev(self, "configure failed, error=%d\n" , error); |
118 | return; |
119 | } |
120 | |
121 | cfe = pf->cfe; |
122 | spc->sc_iot = cfe->iospace[0].handle.iot; |
123 | spc->sc_ioh = cfe->iospace[0].handle.ioh; |
124 | |
125 | error = spc_pcmcia_enable(self, 1); |
126 | if (error) |
127 | goto fail; |
128 | |
129 | spc->sc_initiator = 7; /* XXX */ |
130 | spc->sc_adapter.adapt_enable = spc_pcmcia_enable; |
131 | spc->sc_adapter.adapt_refcnt = 1; |
132 | |
133 | /* |
134 | * Initialize nca board itself. |
135 | */ |
136 | spc_attach(spc); |
137 | scsipi_adapter_delref(&spc->sc_adapter); |
138 | sc->sc_state = SPC_PCMCIA_ATTACHED; |
139 | return; |
140 | |
141 | fail: |
142 | pcmcia_function_unconfigure(pf); |
143 | } |
144 | |
145 | int |
146 | spc_pcmcia_detach(device_t self, int flags) |
147 | { |
148 | struct spc_pcmcia_softc *sc = device_private(self); |
149 | int error; |
150 | |
151 | if (sc->sc_state != SPC_PCMCIA_ATTACHED) |
152 | return 0; |
153 | |
154 | error = spc_detach(self, flags); |
155 | if (error) |
156 | return error; |
157 | |
158 | pcmcia_function_unconfigure(sc->sc_pf); |
159 | |
160 | return 0; |
161 | } |
162 | |
163 | int |
164 | spc_pcmcia_enable(device_t self, int onoff) |
165 | { |
166 | struct spc_pcmcia_softc *sc = device_private(self); |
167 | int error; |
168 | |
169 | if (onoff) { |
170 | /* Establish the interrupt handler. */ |
171 | sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, |
172 | spc_intr, &sc->sc_spc); |
173 | if (!sc->sc_ih) |
174 | return EIO; |
175 | |
176 | error = pcmcia_function_enable(sc->sc_pf); |
177 | if (error) { |
178 | pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); |
179 | sc->sc_ih = 0; |
180 | return error; |
181 | } |
182 | |
183 | /* Initialize only chip. */ |
184 | spc_init(&sc->sc_spc, 0); |
185 | } else { |
186 | pcmcia_function_disable(sc->sc_pf); |
187 | pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); |
188 | sc->sc_ih = 0; |
189 | } |
190 | |
191 | return 0; |
192 | } |
193 | |