2 * Copyright (c) 1996 Arne Helme. All rights reserved.
4 * Copyright (c) 1996 Gary Jennejohn. All rights reserved.
6 * Copyright (c) 1997, 1999 Hellmuth Michaelis. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the author nor the names of any co-contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 * 4. Altered versions must be plainly marked as such, and must not be
21 * misrepresented as being the original software and/or documentation.
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 *---------------------------------------------------------------------------
37 * isic - I4B Siemens ISDN Chipset Driver for Teles S0/8 and clones
38 * ================================================================
40 * $Id: i4b_tel_s08.c,v 1.2 1999/12/13 21:25:27 hm Exp $
44 * last edit-date: [Mon Dec 13 22:03:06 1999]
46 *---------------------------------------------------------------------------*/
51 #if NISIC > 0 && defined(TEL_S0_8)
53 #include <sys/param.h>
54 #include <sys/ioccom.h>
55 #include <sys/kernel.h>
56 #include <sys/systm.h>
58 #include <sys/socket.h>
60 #include <machine/clock.h>
61 #include <machine/md_var.h>
65 #include <machine/i4b_debug.h>
66 #include <machine/i4b_ioctl.h>
68 #include <i4b/layer1/i4b_l1.h>
69 #include <i4b/layer1/i4b_isac.h>
70 #include <i4b/layer1/i4b_hscx.h>
72 #include <i4b/include/i4b_global.h>
73 #include <i4b/include/i4b_l1l2.h>
74 #include <i4b/include/i4b_mbuf.h>
76 #define TELES_S08_MEMSIZE 0x1000
78 static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 };
80 /*---------------------------------------------------------------------------*
81 * Teles S0/8 write register routine
82 *---------------------------------------------------------------------------*/
84 tels08_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
86 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
87 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
94 bus_space_write_1(t, h, offs, data);
97 /*---------------------------------------------------------------------------*
98 * Teles S0/8 read register routine
99 *---------------------------------------------------------------------------*/
101 tels08_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
103 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
104 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
106 offs += offset[what];
111 return bus_space_read_1(t, h, offs);
114 /*---------------------------------------------------------------------------*
115 * Teles S0/8 fifo write access
116 *---------------------------------------------------------------------------*/
118 tels08_write_fifo(struct l1_softc *sc, int what, void *data, size_t size)
120 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
121 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
122 bus_space_write_region_1(t, h, offset[what], data, size);
125 /*---------------------------------------------------------------------------*
126 * Teles S0/8 fifo read access
127 *---------------------------------------------------------------------------*/
129 tels08_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
131 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
132 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
133 bus_space_read_region_1(t, h, offset[what], buf, size);
136 /*---------------------------------------------------------------------------*
137 * isic_probe_s08 - probe for Teles S0/8 and compatibles
138 *---------------------------------------------------------------------------*/
140 isic_probe_s08(device_t dev)
142 size_t unit = device_get_unit(dev); /* get unit */
143 struct l1_softc *sc = 0; /* pointer to softc */
144 void *ih = 0; /* dummy */
146 /* check max unit range */
148 if(unit >= ISIC_MAXUNIT)
150 printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/8!\n",
155 sc = &l1_sc[unit]; /* get pointer to softc */
157 sc->sc_unit = unit; /* set unit */
159 sc->sc_flags = FLAG_TELES_S0_8; /* set flags */
161 /* see if an io base was supplied */
163 if((sc->sc_resources.io_base[0] =
164 bus_alloc_resource(dev, SYS_RES_IOPORT,
165 &sc->sc_resources.io_rid[0],
166 0ul, ~0ul, 1, RF_ACTIVE)))
168 /* the S0/8 is completely memory mapped ! */
170 bus_release_resource(dev,SYS_RES_IOPORT,
171 sc->sc_resources.io_rid[0],
172 sc->sc_resources.io_base[0]);
173 printf("isic%d: Error, iobase specified for Teles S0/8!\n", unit);
177 /* allocate memory */
179 if(!(sc->sc_resources.mem =
180 bus_alloc_resource(dev, SYS_RES_MEMORY,
181 &sc->sc_resources.mem_rid,
182 0ul, ~0ul, TELES_S08_MEMSIZE, RF_ACTIVE)))
184 printf("isic%d: Could not allocate memory for Teles S0/8!\n", unit);
189 * get virtual addr. it's just needed to see if it is in
193 sc->sc_vmem_addr = rman_get_virtual(sc->sc_resources.mem);
195 /* check if inside memory range of 0xA0000 .. 0xDF000 */
197 if((kvtop(sc->sc_vmem_addr) < 0xa0000) ||
198 (kvtop(sc->sc_vmem_addr) > 0xdf000))
200 printf("isic%d: Error, mem addr 0x%lx outside 0xA0000-0xDF000 for Teles S0/8!\n",
201 unit, kvtop(sc->sc_vmem_addr));
202 bus_release_resource(dev,SYS_RES_MEMORY,
203 sc->sc_resources.mem_rid,
204 sc->sc_resources.mem);
205 sc->sc_resources.mem = 0;
209 /* setup ISAC access routines */
213 sc->readreg = tels08_read_reg;
214 sc->writereg = tels08_write_reg;
216 sc->readfifo = tels08_read_fifo;
217 sc->writefifo = tels08_write_fifo;
219 sc->sc_cardtyp = CARD_TYPEP_8; /* setup card type */
221 sc->sc_bustyp = BUS_TYPE_IOM1; /* setup IOM bus type */
224 sc->sc_bfifolen = HSCX_FIFO_LEN;
226 /* setup ISAC base addr, though we don't really need it */
228 ISAC_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x100);
230 /* setup HSCX base addr */
232 HSCX_A_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x180);
233 HSCX_B_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x1c0);
235 /* allocate our irq */
237 if(!(sc->sc_resources.irq =
238 bus_alloc_resource(dev, SYS_RES_IRQ,
239 &sc->sc_resources.irq_rid,
240 0ul, ~0ul, 1, RF_ACTIVE)))
242 printf("isic%d: Could not allocate irq for Teles S0/8!\n",unit);
244 bus_release_resource(dev,SYS_RES_MEMORY,
245 sc->sc_resources.mem_rid,
246 sc->sc_resources.mem);
248 sc->sc_resources.mem = 0;
252 /* get the irq number */
254 sc->sc_irq = rman_get_start(sc->sc_resources.irq);
256 /* check IRQ validity */
270 printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/8!\n",
272 bus_release_resource(dev,SYS_RES_IRQ,
273 sc->sc_resources.irq_rid,
274 sc->sc_resources.irq);
275 sc->sc_resources.irq = 0;
276 bus_release_resource(dev,SYS_RES_MEMORY,
277 sc->sc_resources.mem_rid,
278 sc->sc_resources.mem);
279 sc->sc_resources.mem = 0;
284 /* register interupt routine */
286 bus_setup_intr(dev, sc->sc_resources.irq,
288 (void(*)(void *))(isicintr),
294 /*---------------------------------------------------------------------------*
295 * isic_attach_s08 - attach Teles S0/8 and compatibles
296 *---------------------------------------------------------------------------*/
298 isic_attach_s08(device_t dev)
300 struct l1_softc *sc = &l1_sc[device_get_unit(dev)];
301 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
302 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
306 bus_space_write_1(t, h, 0x80, 0);
308 DELAY(SEC_DELAY / 5);
312 bus_space_write_1(t, h, 0x80, 1);
314 DELAY(SEC_DELAY / 5);
318 #endif /* ISIC > 0 */