sys/i4b/layer1/isic/i4b_tel_s0163.c

   1 /*-
   2  *   Copyright (c) 1996 Arne Helme. All rights reserved.
   3  *   Copyright (c) 1996 Gary Jennejohn. All rights reserved.
   4  *   Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *   1. Redistributions of source code must retain the above copyright
  11  *      notice, this list of conditions and the following disclaimer.
  12  *   2. Redistributions in binary form must reproduce the above copyright
  13  *      notice, this list of conditions and the following disclaimer in the
  14  *      documentation and/or other materials provided with the distribution.
  15  *   3. Neither the name of the author nor the names of any co-contributors
  16  *      may be used to endorse or promote products derived from this software
  17  *      without specific prior written permission.
  18  *   4. Altered versions must be plainly marked as such, and must not be
  19  *      misrepresented as being the original software and/or documentation.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  22  *   ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  *   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  *   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  25  *   FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  *   OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  *   LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  *   OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  *   SUCH DAMAGE.
  32  */
  33
  34 /*---------------------------------------------------------------------------
  35  *
  36  *      isic - I4B Siemens ISDN Chipset Driver for Teles S0/16.3
  37  *      ========================================================
  38  *      last edit-date: [Wed Jan 24 09:27:40 2001]
  39  *
  40  *---------------------------------------------------------------------------*/
  41
  42 #include <sys/cdefs.h>
  43 __FBSDID("$FreeBSD$");
  44
  45 #include "opt_i4b.h"
  46
  47 #if defined(TEL_S0_16_3)
  48
  49 #include <sys/param.h>
  50 #include <sys/systm.h>
  51 #include <sys/socket.h>
  52 #include <net/if.h>
  53
  54 #include <i4b/include/i4b_ioctl.h>
  55 #include <i4b/include/i4b_trace.h>
  56
  57 #include <i4b/layer1/i4b_l1.h>
  58 #include <i4b/layer1/isic/i4b_isic.h>
  59 #include <i4b/layer1/isic/i4b_hscx.h>
  60
  61 static u_char intr_no[] = { 1, 1, 0, 2, 4, 6, 1, 1, 1, 0, 8, 10, 12, 1, 1, 14 };
  62
  63 #define ISAC_OFFS       0x400
  64 #define HSCXA_OFFS      0xc00
  65 #define HSCXB_OFFS      0x800
  66
  67 /*---------------------------------------------------------------------------*
  68  *      Teles S0/16.3 read fifo routine
  69  *---------------------------------------------------------------------------*/
  70 static void
  71 tels0163_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
  72 {
  73         bus_space_tag_t    t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
  74         bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
  75         bus_space_read_multi_1(t,h,0x1e,buf,size);
  76 }
  77
  78 /*---------------------------------------------------------------------------*
  79  *      Teles S0/16.3 write fifo routine
  80  *---------------------------------------------------------------------------*/
  81 static void
  82 tels0163_write_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
  83 {
  84         bus_space_tag_t    t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
  85         bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
  86         bus_space_write_multi_1(t,h,0x1e,buf,size);
  87 }
  88
  89 /*---------------------------------------------------------------------------*
  90  *      Teles S0/16.3 ISAC put register routine
  91  *---------------------------------------------------------------------------*/
  92 static void
  93 tels0163_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
  94 {
  95         bus_space_tag_t    t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
  96         bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
  97         bus_space_write_1(t,h,offs - 0x20,data);
  98 }
  99
 100 /*---------------------------------------------------------------------------*
 101  *      Teles S0/16.3 ISAC get register routine
 102  *---------------------------------------------------------------------------*/
 103 static u_int8_t
 104 tels0163_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
 105 {
 106         bus_space_tag_t    t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
 107         bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
 108         return bus_space_read_1(t,h,offs - 0x20);
 109 }
 110
 111 /*---------------------------------------------------------------------------*
 112  *      isic_probe_s0163 - probe routine for Teles S0/16.3
 113  *---------------------------------------------------------------------------*/
 114 int
 115 isic_probe_s0163(device_t dev)
 116 {
 117         size_t unit = device_get_unit(dev);     /* get unit */
 118         struct l1_softc *sc = 0;        /* pointer to softc */
 119         void *ih = 0;                   /* dummy */
 120         bus_space_tag_t    t;           /* bus things */
 121         bus_space_handle_t h;
 122         u_int8_t b0,b1,b2;              /* signature */
 123
 124         /* check max unit range */
 125
 126         if(unit >= ISIC_MAXUNIT)
 127         {
 128                 printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles 16.3!\n",
 129                                 unit, unit);
 130                 return(ENXIO);
 131         }
 132
 133         sc = &l1_sc[unit];                      /* get pointer to softc */
 134         sc->sc_unit = unit;                     /* set unit */
 135
 136         /* see if an io base was supplied */
 137
 138         if(!(sc->sc_resources.io_base[0] =
 139                         bus_alloc_resource_any(dev, SYS_RES_IOPORT,
 140                                                &sc->sc_resources.io_rid[0],
 141                                                RF_ACTIVE)))
 142         {
 143                 printf("isic%d: Could not get iobase for Teles S0/16.3.\n",
 144                                 unit);
 145                 return(ENXIO);
 146         }
 147
 148         /* set io base */
 149
 150         sc->sc_port = rman_get_start(sc->sc_resources.io_base[0]);
 151         /* Release the resource -  re-allocate later with correct size  */
 152         bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[0],
 153                         sc->sc_resources.io_base[0]);
 154
 155         switch(sc->sc_port)
 156         {
 157                 case 0xd80:
 158                 case 0xe80:
 159                 case 0xf80:
 160                         break;
 161
 162                 case 0x180:
 163                 case 0x280:
 164                 case 0x380:
 165                         printf("isic%d: Error, instead of using iobase 0x%x for your Teles S0/16.3,\n",
 166                                 unit, sc->sc_port);
 167                         printf("isic%d:        please use 0x%x in the kernel configuration file!\n",
 168                                 unit, sc->sc_port+0xc00);
 169                         isic_detach_common(dev);
 170                         return(ENXIO);
 171                         break;
 172
 173                 default:
 174                         printf("isic%d: Error, invalid iobase 0x%x specified for Teles S0/16.3!\n",
 175                                 unit, sc->sc_port);
 176                         isic_detach_common(dev);
 177                         return(ENXIO);
 178                         break;
 179         }
 180
 181         /* set io port resources */
 182
 183         sc->sc_resources.io_rid[0] = 0;
 184         bus_set_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port, 0x20);
 185         sc->sc_resources.io_base[0] =
 186                 bus_alloc_resource_any(dev, SYS_RES_IOPORT,
 187                                        &sc->sc_resources.io_rid[0],
 188                                        RF_ACTIVE);
 189         if(!sc->sc_resources.io_base[0])
 190         {
 191                 printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
 192                         unit, sc->sc_port);
 193                 isic_detach_common(dev);
 194                 return ENXIO;
 195         }
 196         sc->sc_resources.io_rid[1] = 1;
 197         bus_set_resource(dev, SYS_RES_IOPORT, 1,
 198                 sc->sc_port-ISAC_OFFS, 0x20);
 199         sc->sc_resources.io_base[1] =
 200                 bus_alloc_resource_any(dev, SYS_RES_IOPORT,
 201                                        &sc->sc_resources.io_rid[1],
 202                                        RF_ACTIVE);
 203         if(!sc->sc_resources.io_base[1])
 204         {
 205                 printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
 206                         unit, sc->sc_port-ISAC_OFFS);
 207                 isic_detach_common(dev);
 208                 return ENXIO;
 209         }
 210
 211         sc->sc_resources.io_rid[2] = 2;
 212         bus_set_resource(dev, SYS_RES_IOPORT, 2,
 213                 sc->sc_port-HSCXA_OFFS, 0x20);
 214         sc->sc_resources.io_base[2] =
 215                 bus_alloc_resource_any(dev, SYS_RES_IOPORT,
 216                                        &sc->sc_resources.io_rid[2],
 217                                        RF_ACTIVE);
 218         if(!sc->sc_resources.io_base[2])
 219         {
 220                 printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
 221                         unit, sc->sc_port-HSCXA_OFFS);
 222                 isic_detach_common(dev);
 223                 return ENXIO;
 224         }
 225
 226         sc->sc_resources.io_rid[3] = 3;
 227         bus_set_resource(dev, SYS_RES_IOPORT, 3,
 228                 sc->sc_port-HSCXB_OFFS, 0x20);
 229         sc->sc_resources.io_base[3] =
 230                 bus_alloc_resource_any(dev, SYS_RES_IOPORT,
 231                                        &sc->sc_resources.io_rid[3],
 232                                        RF_ACTIVE);
 233         if(!sc->sc_resources.io_base[3])
 234         {
 235                 printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
 236                         unit, sc->sc_port-HSCXB_OFFS);
 237                 isic_detach_common(dev);
 238                 return ENXIO;
 239         }
 240
 241         /* setup access routines */
 242
 243         sc->clearirq = NULL;
 244         sc->readreg = tels0163_read_reg;
 245         sc->writereg = tels0163_write_reg;
 246
 247         sc->readfifo = tels0163_read_fifo;
 248         sc->writefifo = tels0163_write_fifo;
 249
 250         /* setup card type */
 251
 252         sc->sc_cardtyp= CARD_TYPEP_16_3;
 253
 254         /* setup IOM bus type */
 255
 256         sc->sc_bustyp = BUS_TYPE_IOM2;
 257
 258         sc->sc_ipac = 0;
 259         sc->sc_bfifolen = HSCX_FIFO_LEN;
 260
 261         t = rman_get_bustag(sc->sc_resources.io_base[0]);
 262         h = rman_get_bushandle(sc->sc_resources.io_base[0]);
 263
 264         b0 = bus_space_read_1(t, h, 0);
 265         b1 = bus_space_read_1(t, h, 1);
 266         b2 = bus_space_read_1(t, h, 2);
 267
 268         if ( b0 != 0x51 && b0 != 0x10 ) {
 269                 printf("isic%d: Error, signature 1 0x%x != 0x51 or 0x10 for Teles S0/16.3!\n",
 270                         unit, b0);
 271                 isic_detach_common(dev);
 272                 return ENXIO;
 273         }
 274
 275         if ( b1 != 0x93 ) {
 276                 printf("isic%d: Error, signature 2 0x%x != 0x93 for Teles S0/16.3!\n",
 277                         unit, b1);
 278                 isic_detach_common(dev);
 279                 return ENXIO;
 280         }
 281         if (( b2 != 0x1c ) && ( b2 != 0x1f )) {
 282                 printf("isic%d: Error, signature 3 0x%x != (0x1c || 0x1f) for Teles S0/16.3!\n",
 283                         unit, b2);
 284                 isic_detach_common(dev);
 285                 return ENXIO;
 286         }
 287
 288         /*
 289          * Read HSCX A/B VSTR.  Expected value for the S0/16.3 card is
 290          * 0x05 or 0x04 (for older 16.3's) in the least significant bits.
 291          */
 292
 293         if( (((HSCX_READ(0, H_VSTR) & 0xf) != 0x5) &&
 294              ((HSCX_READ(0, H_VSTR) & 0xf) != 0x4))     ||
 295             (((HSCX_READ(1, H_VSTR) & 0xf) != 0x5) &&
 296              ((HSCX_READ(1, H_VSTR) & 0xf) != 0x4)) )
 297         {
 298                 printf("isic%d: HSCX VSTR test failed for Teles S0/16.3\n",
 299                         unit);
 300                 printf("isic%d: HSC0: VSTR: %#x\n",
 301                         unit, HSCX_READ(0, H_VSTR));
 302                 printf("isic%d: HSC1: VSTR: %#x\n",
 303                         unit, HSCX_READ(1, H_VSTR));
 304                 isic_detach_common(dev);
 305                 return (ENXIO);
 306         }
 307
 308         /* get our irq */
 309
 310         if(!(sc->sc_resources.irq =
 311                 bus_alloc_resource_any(dev, SYS_RES_IRQ,
 312                                        &sc->sc_resources.irq_rid,
 313                                        RF_ACTIVE)))
 314         {
 315                 printf("isic%d: Could not get IRQ for Teles S0/16.3.\n",unit);
 316                 isic_detach_common(dev);
 317                 return ENXIO;
 318         }
 319
 320         /* get the irq number */
 321         sc->sc_irq = rman_get_start(sc->sc_resources.irq);
 322
 323         switch(sc->sc_irq)
 324         {
 325                 case 2:
 326                 case 9:
 327                 case 5:
 328                 case 10:
 329                 case 12:
 330                 case 15:
 331                         break;
 332
 333                 default:
 334                         printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/16.3!\n",
 335                                 unit, sc->sc_irq);
 336                         isic_detach_common(dev);
 337                         return(ENXIO);
 338                         break;
 339         }
 340
 341         /* register interrupt routine */
 342         if (bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET, NULL,
 343                         (void(*)(void *))(isicintr), sc, &ih) != 0)
 344         {
 345                 printf("isic%d: Could not setup IRQ for Teles S0/16.3.\n",unit);
 346                 isic_detach_common(dev);
 347                 return ENXIO;
 348         }
 349
 350         return (0);
 351 }
 352
 353 /*---------------------------------------------------------------------------*
 354  *      isic_attach_s0163 - attach Teles S0/16.3 and compatibles
 355  *---------------------------------------------------------------------------*/
 356 int
 357 isic_attach_s0163(device_t dev)
 358 {
 359         unsigned int unit = device_get_unit(dev);       /* get unit */
 360         struct l1_softc *sc = &l1_sc[unit];
 361         bus_space_tag_t    t = rman_get_bustag(sc->sc_resources.io_base[0]);
 362         bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
 363
 364         /* configure IRQ */
 365
 366         DELAY(SEC_DELAY / 10);
 367         bus_space_write_1(t, h, 4, intr_no[sc->sc_irq]);
 368
 369         DELAY(SEC_DELAY / 10);
 370         bus_space_write_1(t, h, 4, intr_no[sc->sc_irq] | 0x01);
 371
 372         return (0);
 373 }
 374
 375 #endif /* defined(TEL_S0_16_3) */