2 * Copyright (c) 1996 Arne Helme. All rights reserved.
4 * Copyright (c) 1996 Gary Jennejohn. All rights reserved.
6 * Copyright (c) 1997, 2001 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 * $FreeBSD: src/sys/i4b/layer1/isic/i4b_tel_s08.c,v 1.5.2.1 2001/08/10 14:08:39 obrien Exp $
41 * $DragonFly: src/sys/net/i4b/layer1/isic/i4b_tel_s08.c,v 1.7 2006/12/22 23:44:56 swildner Exp $
43 * last edit-date: [Wed Jan 24 09:27:58 2001]
45 *---------------------------------------------------------------------------*/
50 #if NISIC > 0 && defined(TEL_S0_8)
52 #include <sys/param.h>
53 #include <sys/systm.h>
54 #include <sys/socket.h>
57 #include <machine/md_var.h>
58 #include <net/i4b/include/machine/i4b_ioctl.h>
59 #include <net/i4b/include/machine/i4b_trace.h>
61 #include "../i4b_l1.h"
65 #define TELES_S08_MEMSIZE 0x1000
67 static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 };
69 /*---------------------------------------------------------------------------*
70 * Teles S0/8 write register routine
71 *---------------------------------------------------------------------------*/
73 tels08_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
75 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
76 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
83 bus_space_write_1(t, h, offs, data);
86 /*---------------------------------------------------------------------------*
87 * Teles S0/8 read register routine
88 *---------------------------------------------------------------------------*/
90 tels08_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
92 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
93 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
100 return bus_space_read_1(t, h, offs);
103 /*---------------------------------------------------------------------------*
104 * Teles S0/8 fifo write access
105 *---------------------------------------------------------------------------*/
107 tels08_write_fifo(struct l1_softc *sc, int what, void *data, size_t size)
109 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
110 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
111 bus_space_write_region_1(t, h, offset[what], data, size);
114 /*---------------------------------------------------------------------------*
115 * Teles S0/8 fifo read access
116 *---------------------------------------------------------------------------*/
118 tels08_read_fifo(struct l1_softc *sc, int what, void *buf, 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_read_region_1(t, h, offset[what], buf, size);
125 /*---------------------------------------------------------------------------*
126 * isic_probe_s08 - probe for Teles S0/8 and compatibles
127 *---------------------------------------------------------------------------*/
129 isic_probe_s08(device_t dev)
131 size_t unit = device_get_unit(dev); /* get unit */
132 struct l1_softc *sc = 0; /* pointer to softc */
133 void *ih = 0; /* dummy */
135 /* check max unit range */
137 if(unit >= ISIC_MAXUNIT)
139 kprintf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/8!\n",
144 sc = &l1_sc[unit]; /* get pointer to softc */
145 sc->sc_unit = unit; /* set unit */
147 /* see if an io base was supplied */
149 if((sc->sc_resources.io_base[0] =
150 bus_alloc_resource(dev, SYS_RES_IOPORT,
151 &sc->sc_resources.io_rid[0],
152 0ul, ~0ul, 1, RF_ACTIVE)))
154 /* the S0/8 is completely memory mapped ! */
156 bus_release_resource(dev,SYS_RES_IOPORT,
157 sc->sc_resources.io_rid[0],
158 sc->sc_resources.io_base[0]);
159 kprintf("isic%d: Error, iobase specified for Teles S0/8!\n", unit);
163 /* allocate memory */
165 if(!(sc->sc_resources.mem =
166 bus_alloc_resource(dev, SYS_RES_MEMORY,
167 &sc->sc_resources.mem_rid,
168 0ul, ~0ul, TELES_S08_MEMSIZE, RF_ACTIVE)))
170 kprintf("isic%d: Could not allocate memory for Teles S0/8!\n", unit);
175 * get virtual addr. it's just needed to see if it is in
179 sc->sc_vmem_addr = rman_get_virtual(sc->sc_resources.mem);
181 /* check if inside memory range of 0xA0000 .. 0xDF000 */
183 if((kvtop(sc->sc_vmem_addr) < 0xa0000) ||
184 (kvtop(sc->sc_vmem_addr) > 0xdf000))
186 kprintf("isic%d: Error, mem addr 0x%llx outside 0xA0000-0xDF000 for Teles S0/8!\n",
187 unit, kvtop(sc->sc_vmem_addr));
188 bus_release_resource(dev,SYS_RES_MEMORY,
189 sc->sc_resources.mem_rid,
190 sc->sc_resources.mem);
191 sc->sc_resources.mem = 0;
195 /* setup ISAC access routines */
199 sc->readreg = tels08_read_reg;
200 sc->writereg = tels08_write_reg;
202 sc->readfifo = tels08_read_fifo;
203 sc->writefifo = tels08_write_fifo;
205 sc->sc_cardtyp = CARD_TYPEP_8; /* setup card type */
207 sc->sc_bustyp = BUS_TYPE_IOM1; /* setup IOM bus type */
210 sc->sc_bfifolen = HSCX_FIFO_LEN;
212 /* setup ISAC base addr, though we don't really need it */
214 ISAC_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x100);
216 /* setup HSCX base addr */
218 HSCX_A_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x180);
219 HSCX_B_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x1c0);
221 /* allocate our irq */
223 if(!(sc->sc_resources.irq =
224 bus_alloc_resource(dev, SYS_RES_IRQ,
225 &sc->sc_resources.irq_rid,
226 0ul, ~0ul, 1, RF_ACTIVE)))
228 kprintf("isic%d: Could not allocate irq for Teles S0/8!\n",unit);
230 bus_release_resource(dev,SYS_RES_MEMORY,
231 sc->sc_resources.mem_rid,
232 sc->sc_resources.mem);
234 sc->sc_resources.mem = 0;
238 /* get the irq number */
240 sc->sc_irq = rman_get_start(sc->sc_resources.irq);
242 /* check IRQ validity */
256 kprintf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/8!\n",
258 bus_release_resource(dev,SYS_RES_IRQ,
259 sc->sc_resources.irq_rid,
260 sc->sc_resources.irq);
261 sc->sc_resources.irq = 0;
262 bus_release_resource(dev,SYS_RES_MEMORY,
263 sc->sc_resources.mem_rid,
264 sc->sc_resources.mem);
265 sc->sc_resources.mem = 0;
270 /* register interupt routine */
272 bus_setup_intr(dev, sc->sc_resources.irq,
273 0, (void(*)(void *))(isicintr),
279 /*---------------------------------------------------------------------------*
280 * isic_attach_s08 - attach Teles S0/8 and compatibles
281 *---------------------------------------------------------------------------*/
283 isic_attach_s08(device_t dev)
285 struct l1_softc *sc = &l1_sc[device_get_unit(dev)];
286 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
287 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
291 bus_space_write_1(t, h, 0x80, 0);
293 DELAY(SEC_DELAY / 5);
297 bus_space_write_1(t, h, 0x80, 1);
299 DELAY(SEC_DELAY / 5);
303 #endif /* ISIC > 0 */