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 $
42 * last edit-date: [Wed Jan 24 09:27:58 2001]
44 *---------------------------------------------------------------------------*/
49 #if NISIC > 0 && defined(TEL_S0_8)
51 #include <sys/param.h>
52 #include <sys/systm.h>
53 #include <sys/socket.h>
56 #include <machine/md_var.h>
57 #include <net/i4b/include/machine/i4b_ioctl.h>
58 #include <net/i4b/include/machine/i4b_trace.h>
60 #include "../i4b_l1.h"
64 #define TELES_S08_MEMSIZE 0x1000
66 static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 };
68 /*---------------------------------------------------------------------------*
69 * Teles S0/8 write register routine
70 *---------------------------------------------------------------------------*/
72 tels08_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
74 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
75 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
82 bus_space_write_1(t, h, offs, data);
85 /*---------------------------------------------------------------------------*
86 * Teles S0/8 read register routine
87 *---------------------------------------------------------------------------*/
89 tels08_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
91 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
92 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
99 return bus_space_read_1(t, h, offs);
102 /*---------------------------------------------------------------------------*
103 * Teles S0/8 fifo write access
104 *---------------------------------------------------------------------------*/
106 tels08_write_fifo(struct l1_softc *sc, int what, void *data, size_t size)
108 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
109 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
110 bus_space_write_region_1(t, h, offset[what], data, size);
113 /*---------------------------------------------------------------------------*
114 * Teles S0/8 fifo read access
115 *---------------------------------------------------------------------------*/
117 tels08_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
119 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
120 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
121 bus_space_read_region_1(t, h, offset[what], buf, size);
124 /*---------------------------------------------------------------------------*
125 * isic_probe_s08 - probe for Teles S0/8 and compatibles
126 *---------------------------------------------------------------------------*/
128 isic_probe_s08(device_t dev)
130 size_t unit = device_get_unit(dev); /* get unit */
131 struct l1_softc *sc = NULL; /* pointer to softc */
132 void *ih = NULL; /* dummy */
134 /* check max unit range */
136 if(unit >= ISIC_MAXUNIT)
138 kprintf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/8!\n",
143 sc = &l1_sc[unit]; /* get pointer to softc */
144 sc->sc_unit = unit; /* set unit */
146 /* see if an io base was supplied */
148 if((sc->sc_resources.io_base[0] =
149 bus_alloc_resource(dev, SYS_RES_IOPORT,
150 &sc->sc_resources.io_rid[0],
151 0ul, ~0ul, 1, RF_ACTIVE)))
153 /* the S0/8 is completely memory mapped ! */
155 bus_release_resource(dev,SYS_RES_IOPORT,
156 sc->sc_resources.io_rid[0],
157 sc->sc_resources.io_base[0]);
158 kprintf("isic%d: Error, iobase specified for Teles S0/8!\n", unit);
162 /* allocate memory */
164 if(!(sc->sc_resources.mem =
165 bus_alloc_resource(dev, SYS_RES_MEMORY,
166 &sc->sc_resources.mem_rid,
167 0ul, ~0ul, TELES_S08_MEMSIZE, RF_ACTIVE)))
169 kprintf("isic%d: Could not allocate memory for Teles S0/8!\n", unit);
174 * get virtual addr. it's just needed to see if it is in
178 sc->sc_vmem_addr = rman_get_virtual(sc->sc_resources.mem);
180 /* check if inside memory range of 0xA0000 .. 0xDF000 */
182 if((kvtop(sc->sc_vmem_addr) < 0xa0000) ||
183 (kvtop(sc->sc_vmem_addr) > 0xdf000))
185 kprintf("isic%d: Error, mem addr 0x%llx outside 0xA0000-0xDF000 for Teles S0/8!\n",
186 unit, kvtop(sc->sc_vmem_addr));
187 bus_release_resource(dev,SYS_RES_MEMORY,
188 sc->sc_resources.mem_rid,
189 sc->sc_resources.mem);
190 sc->sc_resources.mem = 0;
194 /* setup ISAC access routines */
198 sc->readreg = tels08_read_reg;
199 sc->writereg = tels08_write_reg;
201 sc->readfifo = tels08_read_fifo;
202 sc->writefifo = tels08_write_fifo;
204 sc->sc_cardtyp = CARD_TYPEP_8; /* setup card type */
206 sc->sc_bustyp = BUS_TYPE_IOM1; /* setup IOM bus type */
209 sc->sc_bfifolen = HSCX_FIFO_LEN;
211 /* setup ISAC base addr, though we don't really need it */
213 ISAC_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x100);
215 /* setup HSCX base addr */
217 HSCX_A_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x180);
218 HSCX_B_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x1c0);
220 /* allocate our irq */
222 if(!(sc->sc_resources.irq =
223 bus_alloc_resource(dev, SYS_RES_IRQ,
224 &sc->sc_resources.irq_rid,
225 0ul, ~0ul, 1, RF_ACTIVE)))
227 kprintf("isic%d: Could not allocate irq for Teles S0/8!\n",unit);
229 bus_release_resource(dev,SYS_RES_MEMORY,
230 sc->sc_resources.mem_rid,
231 sc->sc_resources.mem);
233 sc->sc_resources.mem = 0;
237 /* get the irq number */
239 sc->sc_irq = rman_get_start(sc->sc_resources.irq);
241 /* check IRQ validity */
255 kprintf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/8!\n",
257 bus_release_resource(dev,SYS_RES_IRQ,
258 sc->sc_resources.irq_rid,
259 sc->sc_resources.irq);
260 sc->sc_resources.irq = 0;
261 bus_release_resource(dev,SYS_RES_MEMORY,
262 sc->sc_resources.mem_rid,
263 sc->sc_resources.mem);
264 sc->sc_resources.mem = 0;
269 /* register interupt routine */
271 bus_setup_intr(dev, sc->sc_resources.irq,
272 0, (void(*)(void *))(isicintr),
278 /*---------------------------------------------------------------------------*
279 * isic_attach_s08 - attach Teles S0/8 and compatibles
280 *---------------------------------------------------------------------------*/
282 isic_attach_s08(device_t dev)
284 struct l1_softc *sc = &l1_sc[device_get_unit(dev)];
285 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
286 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
290 bus_space_write_1(t, h, 0x80, 0);
292 DELAY(SEC_DELAY / 5);
296 bus_space_write_1(t, h, 0x80, 1);
298 DELAY(SEC_DELAY / 5);
302 #endif /* ISIC > 0 */