2 * Copyright (c) 1997, 1999 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * isic - I4B Siemens ISDN Chipset Driver for Creatix/Teles PnP
28 * ============================================================
30 * $Id: i4b_ctx_s0P.c,v 1.4 1999/12/13 21:25:26 hm Exp $
34 * last edit-date: [Mon Dec 13 21:59:23 1999]
36 * Note: this driver works for the Creatix ISDN S0-16 P+P and
37 * for the Teles S0/16.3 PnP card. Although they are not
38 * the same hardware and don't share the same PnP config
39 * information, once the base addresses are set, the
40 * offsets are same and therefore they can use the same
43 *---------------------------------------------------------------------------*/
48 #if (NISIC > 0) && (defined(CRTX_S0_P) || defined(TEL_S0_16_3_P))
50 #include <sys/param.h>
51 #include <sys/systm.h>
53 #include <sys/socket.h>
55 #include <machine/clock.h>
59 #include <machine/i4b_debug.h>
60 #include <machine/i4b_ioctl.h>
62 #include <i4b/include/i4b_global.h>
64 #include <i4b/layer1/i4b_l1.h>
65 #include <i4b/layer1/i4b_isac.h>
66 #include <i4b/layer1/i4b_hscx.h>
68 #include <i4b/include/i4b_l1l2.h>
69 #include <i4b/include/i4b_mbuf.h>
71 /*---------------------------------------------------------------------------*
72 * Creatix / Teles PnP ISAC get fifo routine
73 *---------------------------------------------------------------------------*/
75 ctxs0P_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
77 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]);
78 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]);
79 bus_space_read_multi_1(t,h,0x3e,buf,size);
82 /*---------------------------------------------------------------------------*
83 * Creatix / Teles PnP ISAC put fifo routine
84 *---------------------------------------------------------------------------*/
86 ctxs0P_write_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
88 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]);
89 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]);
90 bus_space_write_multi_1(t,h,0x3e,buf,size);
93 /*---------------------------------------------------------------------------*
94 * Creatix / Teles PnP ISAC put register routine
95 *---------------------------------------------------------------------------*/
97 ctxs0P_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
99 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]);
100 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]);
101 bus_space_write_1(t,h,offs,data);
104 /*---------------------------------------------------------------------------*
105 * Creatix / Teles PnP ISAC get register routine
106 *---------------------------------------------------------------------------*/
108 ctxs0P_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
110 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]);
111 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]);
112 return bus_space_read_1(t,h,offs);
115 /*---------------------------------------------------------------------------*
116 * isic_attach_Cs0P - attach Creatix / Teles PnP
117 *---------------------------------------------------------------------------*/
119 isic_attach_Cs0P(device_t dev)
123 int unit = device_get_unit(dev);
124 struct l1_softc *sc = &l1_sc[unit];
126 bus_space_handle_t h;
129 * this card needs a second io_base,
130 * free resources if we don't get it
133 sc->sc_resources.io_rid[1] = 1;
135 if(!(sc->sc_resources.io_base[1] =
136 bus_alloc_resource(dev, SYS_RES_IOPORT,
137 &sc->sc_resources.io_rid[1],
138 0UL, ~0UL, 1, RF_ACTIVE)))
140 printf("isic%d: Could not get io area 1 for Creatix / Teles PnP!\n", unit);
141 isic_detach_common(dev);
145 /* remember the io base addresses */
147 iobase1 = rman_get_start(sc->sc_resources.io_base[0]);
148 iobase2 = rman_get_start(sc->sc_resources.io_base[1]);
151 * because overlapping resources are invalid,
152 * release the first io port resource
155 bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[0],
156 sc->sc_resources.io_base[0]);
158 /* set and allocate a base io address for the ISAC chip */
160 sc->sc_resources.io_rid[2] = 2;
162 bus_set_resource(dev, SYS_RES_IOPORT, 2, iobase1-0x20, 0x40);
164 if(!(sc->sc_resources.io_base[2] =
165 bus_alloc_resource(dev, SYS_RES_IOPORT,
166 &sc->sc_resources.io_rid[2],
167 0ul, ~0ul, 1, RF_ACTIVE)))
169 printf("isic%d: Could not get io area 2 for Creatix / Teles PnP!\n", unit);
170 isic_detach_common(dev);
175 * because overlapping resources are invalid,
176 * release the second io port resource
179 bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[1],
180 sc->sc_resources.io_base[1]);
182 /* set and allocate a resource for the HSCX channel A */
184 sc->sc_resources.io_rid[3] = 3;
186 /*XXX*/ /* FIXME !!!!
187 * the width of the resource is too small, there are accesses
188 * to it with an offset of 0x3e into the next resource. anyway,
189 * it seems to work and i have no idea how to do 2 resources
190 * overlapping each other.
193 bus_set_resource(dev, SYS_RES_IOPORT, 3, iobase2-0x20, 0x20);
195 if(!(sc->sc_resources.io_base[3] =
196 bus_alloc_resource(dev,SYS_RES_IOPORT,
197 &sc->sc_resources.io_rid[3],
198 0ul,~0ul, 1, RF_ACTIVE)))
200 printf("isic%d: Could not get io area 3 for Creatix / Teles PnP!\n", unit);
201 isic_detach_common(dev);
205 /* set and allocate a resources for the HSCX channel B */
207 sc->sc_resources.io_rid[4] = 4;
209 bus_set_resource(dev, SYS_RES_IOPORT, 4, iobase2, 0x40);
211 if(!(sc->sc_resources.io_base[4] =
212 bus_alloc_resource(dev,SYS_RES_IOPORT,
213 &sc->sc_resources.io_rid[4],
214 0ul, ~0ul, 1, RF_ACTIVE)))
216 printf("isic%d: Could not get io area 4 for Creatix / Teles PnP!\n", unit);
217 isic_detach_common(dev);
221 /* setup access routines */
224 sc->readreg = ctxs0P_read_reg;
225 sc->writereg = ctxs0P_write_reg;
227 sc->readfifo = ctxs0P_read_fifo;
228 sc->writefifo = ctxs0P_write_fifo;
230 /* setup card type */
232 sc->sc_cardtyp = CARD_TYPEP_CS0P;
234 /* setup IOM bus type */
236 sc->sc_bustyp = BUS_TYPE_IOM2;
239 sc->sc_bfifolen = HSCX_FIFO_LEN;
241 /* enable the card */
243 t = rman_get_bustag(sc->sc_resources.io_base[2]);
244 h = rman_get_bushandle(sc->sc_resources.io_base[2]);
246 bus_space_write_1(t, h, 0x3c, 0);
247 DELAY(SEC_DELAY / 10);
249 bus_space_write_1(t, h, 0x3c, 1);
250 DELAY(SEC_DELAY / 10);
255 #endif /* (NISIC > 0) && (defined(CRTX_S0_P) || defined(TEL_S0_16_3_P)) */