1 /* ISDN4BSD code */
2 /*
3 * Copyright (c) 1997, 1999 Hellmuth Michaelis. 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 *---------------------------------------------------------------------------
27 *
28 * isic - I4B Siemens ISDN Chipset Driver for Creatix PnP cards
29 * ============================================================
30 *
31 * $Id: isic_isapnp_ctx_s0P.c,v 1.2 2003/05/14 19:55:07 tg Stab $
32 *
33 * last edit-date: [Fri Jan 5 11:38:29 2001]
34 *
35 *---------------------------------------------------------------------------*/
36
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: isic_isapnp_ctx_s0P.c,v 1.4 2002/03/24 20:35:50 martin Exp $");
39
40 #if ISICPNP_CRTX_S0_P
41
42 #include <sys/param.h>
43
44 #if defined(__FreeBSD__) && __FreeBSD__ >= 3
45 #include <sys/ioccom.h>
46 #else
47 #include <sys/ioctl.h>
48 #endif
49
50 #include <sys/kernel.h>
51 #include <sys/systm.h>
52 #include <sys/mbuf.h>
53
54 #include <sys/timeout.h>
55
56 #ifdef __FreeBSD__
57 #include <machine/clock.h>
58 #include <i386/isa/isa_device.h>
59 #else
60 #include <machine/bus.h>
61 #include <sys/device.h>
62 #endif
63
64 #include <sys/socket.h>
65 #include <net/if.h>
66
67 #ifdef __FreeBSD__
68 #include <machine/i4b_debug.h>
69 #include <machine/i4b_ioctl.h>
70 #else
71 #include <netisdn/i4b_debug.h>
72 #include <netisdn/i4b_ioctl.h>
73 #endif
74
75 #include <netisdn/i4b_global.h>
76 #include <netisdn/i4b_l2.h>
77 #include <netisdn/i4b_l1l2.h>
78
79 #include <dev/ic/isic_l1.h>
80 #include <dev/ic/isac.h>
81 #include <dev/ic/hscx.h>
82
83 #include <netisdn/i4b_l1l2.h>
84 #include <netisdn/i4b_mbuf.h>
85
86 #ifndef __FreeBSD__
87 static u_int8_t ctxs0P_read_reg __P((struct isic_softc *sc, int what, bus_size_t offs));
88 static void ctxs0P_write_reg __P((struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data));
89 static void ctxs0P_read_fifo __P((struct isic_softc *sc, int what, void *buf, size_t size));
90 static void ctxs0P_write_fifo __P((struct isic_softc *sc, int what, const void *data, size_t size));
91 void isic_attach_Cs0P(struct isic_softc *sc);
92 #endif
93
94 #ifdef __FreeBSD__
95 #include <i386/isa/pnp.h>
96 extern void isicintr ( int unit );
97 #endif
98
99 /*---------------------------------------------------------------------------*
100 * Creatix ISDN-S0 P&P ISAC get fifo routine
101 *---------------------------------------------------------------------------*/
102 #ifdef __FreeBSD__
103
104 static void
ctxs0P_read_fifo(void * buf,const void * base,size_t len)105 ctxs0P_read_fifo(void *buf, const void *base, size_t len)
106 {
107 insb((int)base + 0x3e, (u_char *)buf, (u_int)len);
108 }
109
110 #else
111
112 static void
ctxs0P_read_fifo(struct isic_softc * sc,int what,void * buf,size_t size)113 ctxs0P_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size)
114 {
115 bus_space_tag_t t = sc->sc_maps[what+1].t;
116 bus_space_handle_t h = sc->sc_maps[what+1].h;
117 bus_size_t o = sc->sc_maps[what+1].offset;
118 bus_space_read_multi_1(t, h, o + 0x3e, buf, size);
119 }
120
121 #endif
122
123 /*---------------------------------------------------------------------------*
124 * Creatix ISDN-S0 P&P ISAC put fifo routine
125 *---------------------------------------------------------------------------*/
126 #ifdef __FreeBSD__
127
128 static void
ctxs0P_write_fifo(void * base,const void * buf,size_t len)129 ctxs0P_write_fifo(void *base, const void *buf, size_t len)
130 {
131 outsb((int)base + 0x3e, (u_char *)buf, (u_int)len);
132 }
133
134 #else
135
136 static void
ctxs0P_write_fifo(struct isic_softc * sc,int what,const void * buf,size_t size)137 ctxs0P_write_fifo(struct isic_softc *sc, int what, const void *buf, size_t size)
138 {
139 bus_space_tag_t t = sc->sc_maps[what+1].t;
140 bus_space_handle_t h = sc->sc_maps[what+1].h;
141 bus_size_t o = sc->sc_maps[what+1].offset;
142 bus_space_write_multi_1(t, h, o + 0x3e, (u_int8_t*)buf, size);
143 }
144 #endif
145
146 /*---------------------------------------------------------------------------*
147 * Creatix ISDN-S0 P&P ISAC put register routine
148 *---------------------------------------------------------------------------*/
149 #ifdef __FreeBSD__
150
151 static void
ctxs0P_write_reg(u_char * base,u_int offset,u_int v)152 ctxs0P_write_reg(u_char *base, u_int offset, u_int v)
153 {
154 outb((int)base + offset, (u_char)v);
155 }
156
157 #else
158
159 static void
ctxs0P_write_reg(struct isic_softc * sc,int what,bus_size_t offs,u_int8_t data)160 ctxs0P_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data)
161 {
162 bus_space_tag_t t = sc->sc_maps[what+1].t;
163 bus_space_handle_t h = sc->sc_maps[what+1].h;
164 bus_size_t o = sc->sc_maps[what+1].offset;
165 bus_space_write_1(t, h, o + offs, data);
166 }
167 #endif
168
169 /*---------------------------------------------------------------------------*
170 * Creatix ISDN-S0 P&P ISAC get register routine
171 *---------------------------------------------------------------------------*/
172 #ifdef __FreeBSD__
173
174 static u_char
ctxs0P_read_reg(u_char * base,u_int offset)175 ctxs0P_read_reg(u_char *base, u_int offset)
176 {
177 return (inb((int)base + offset));
178 }
179
180 #else
181
182 static u_int8_t
ctxs0P_read_reg(struct isic_softc * sc,int what,bus_size_t offs)183 ctxs0P_read_reg(struct isic_softc *sc, int what, bus_size_t offs)
184 {
185 bus_space_tag_t t = sc->sc_maps[what+1].t;
186 bus_space_handle_t h = sc->sc_maps[what+1].h;
187 bus_size_t o = sc->sc_maps[what+1].offset;
188 return bus_space_read_1(t, h, o + offs);
189 }
190
191 #endif
192
193 #ifdef __FreeBSD__
194
195 /*---------------------------------------------------------------------------*
196 * isic_probe_Cs0P - probe for Creatix ISDN-S0 P&P and compatibles
197 *---------------------------------------------------------------------------*/
198 int
isic_probe_Cs0P(struct isa_device * dev,unsigned int iobase2)199 isic_probe_Cs0P(struct isa_device *dev, unsigned int iobase2)
200 {
201 struct isic_softc *sc = &l1_sc[dev->id_unit];
202
203 /* check max unit range */
204
205 if(dev->id_unit >= ISIC_MAXUNIT)
206 {
207 printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Creatix ISDN-S0 P&P!\n",
208 dev->id_unit, dev->id_unit);
209 return(0);
210 }
211 sc->sc_unit = dev->id_unit;
212
213 /* check IRQ validity */
214
215 switch(ffs(dev->id_irq) - 1)
216 {
217 case 3:
218 case 5:
219 case 7:
220 case 10:
221 case 11:
222 case 12:
223 break;
224
225 default:
226 printf("isic%d: Error, invalid IRQ [%d] specified for Creatix ISDN-S0 P&P!\n",
227 dev->id_unit, ffs(dev->id_irq)-1);
228 return(0);
229 break;
230 }
231 sc->sc_irq = dev->id_irq;
232
233 /* check if memory addr specified */
234
235 if(dev->id_maddr)
236 {
237 printf("isic%d: Error, mem addr 0x%lx specified for Creatix ISDN-S0 P&P!\n",
238 dev->id_unit, (u_long)dev->id_maddr);
239 return(0);
240 }
241 dev->id_msize = 0;
242
243 if(iobase2 == 0)
244 {
245 printf("isic%d: Error, iobase2 is 0 for Creatix ISDN-S0 P&P!\n",
246 dev->id_unit);
247 return(0);
248 }
249
250 /* check if we got an iobase */
251
252 switch(dev->id_iobase)
253 {
254 case 0x120:
255 case 0x180:
256 /*XXX*/ break;
257
258 default:
259 printf("isic%d: Error, invalid iobase 0x%x specified for Creatix ISDN-S0 P&P!\n",
260 dev->id_unit, dev->id_iobase);
261 return(0);
262 break;
263 }
264 sc->sc_port = dev->id_iobase;
265
266 /* setup access routines */
267
268 sc->clearirq = NULL;
269 sc->readreg = ctxs0P_read_reg;
270 sc->writereg = ctxs0P_write_reg;
271
272 sc->readfifo = ctxs0P_read_fifo;
273 sc->writefifo = ctxs0P_write_fifo;
274
275 /* setup card type */
276
277 sc->sc_cardtyp = CARD_TYPEP_CS0P;
278
279 /* setup IOM bus type */
280
281 sc->sc_bustyp = BUS_TYPE_IOM2;
282
283 sc->sc_ipac = 0;
284 sc->sc_bfifolen = HSCX_FIFO_LEN;
285
286 /* setup ISAC and HSCX base addr */
287
288 ISAC_BASE = (caddr_t) dev->id_iobase - 0x20;
289 HSCX_A_BASE = (caddr_t) iobase2 - 0x20;
290 HSCX_B_BASE = (caddr_t) iobase2;
291
292 /*
293 * Read HSCX A/B VSTR. Expected value for the Creatix PnP card is
294 * 0x05 ( = version 2.1 ) in the least significant bits.
295 */
296
297 if( ((HSCX_READ(0, H_VSTR) & 0xf) != 0x5) ||
298 ((HSCX_READ(1, H_VSTR) & 0xf) != 0x5) )
299 {
300 printf("isic%d: HSCX VSTR test failed for Creatix PnP\n",
301 dev->id_unit);
302 printf("isic%d: HSC0: VSTR: %#x\n",
303 dev->id_unit, HSCX_READ(0, H_VSTR));
304 printf("isic%d: HSC1: VSTR: %#x\n",
305 dev->id_unit, HSCX_READ(1, H_VSTR));
306 return (0);
307 }
308
309 return (1);
310 }
311
312 /*---------------------------------------------------------------------------*
313 * isic_attach_s0163P - attach Creatix ISDN-S0 P&P
314 *---------------------------------------------------------------------------*/
315 int
isic_attach_Cs0P(struct isa_device * dev,unsigned int iobase2)316 isic_attach_Cs0P(struct isa_device *dev, unsigned int iobase2)
317 {
318 outb((dev->id_iobase) + 0x1c, 0);
319 DELAY(SEC_DELAY / 10);
320 outb((dev->id_iobase) + 0x1c, 1);
321 DELAY(SEC_DELAY / 10);
322 return(1);
323 }
324
325 #else /* !__FreeBSD__ */
326
327 void
isic_attach_Cs0P(struct isic_softc * sc)328 isic_attach_Cs0P(struct isic_softc *sc)
329 {
330 /* init card */
331 bus_space_tag_t t = sc->sc_maps[0].t;
332 bus_space_handle_t h = sc->sc_maps[0].h;
333 bus_space_write_1(t, h, 0x1c, 0);
334 DELAY(SEC_DELAY / 10);
335 bus_space_write_1(t, h, 0x1c, 1);
336 DELAY(SEC_DELAY / 10);
337
338 /* setup access routines */
339
340 sc->clearirq = NULL;
341 sc->readreg = ctxs0P_read_reg;
342 sc->writereg = ctxs0P_write_reg;
343
344 sc->readfifo = ctxs0P_read_fifo;
345 sc->writefifo = ctxs0P_write_fifo;
346
347 /* setup card type */
348
349 sc->sc_cardtyp = CARD_TYPEP_CS0P;
350
351 /* setup IOM bus type */
352
353 sc->sc_bustyp = BUS_TYPE_IOM2;
354
355 sc->sc_ipac = 0;
356 sc->sc_bfifolen = HSCX_FIFO_LEN;
357 }
358 #endif
359
360 #endif /* ISICPNP_CRTX_S0_P */
361
362