sys/dev/isapnp/isic_isapnp.c

   1 /*-
   2  * Copyright (c) 2002 The NetBSD Foundation, Inc.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to The NetBSD Foundation
   6  * by Martin Husemann <martin@NetBSD.org>.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  27  * POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <sys/cdefs.h>
  31 __KERNEL_RCSID(0, "$NetBSD: isic_isapnp.c,v 1.30 2009/05/12 10:07:55 cegger Exp $");
  32
  33 #include <sys/param.h>
  34 #include <sys/errno.h>
  35 #include <sys/syslog.h>
  36 #include <sys/device.h>
  37 #include <sys/socket.h>
  38 #include <net/if.h>
  39 #include <sys/systm.h>
  40 #include <sys/malloc.h>
  41
  42 #if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
  43 #include <sys/callout.h>
  44 #endif
  45
  46 #include <sys/cpu.h>
  47 #include <sys/intr.h>
  48 #include <sys/bus.h>
  49
  50 #include <dev/isa/isavar.h>
  51 #include <dev/isapnp/isapnpreg.h>
  52 #include <dev/isapnp/isapnpvar.h>
  53
  54 #ifdef __FreeBSD__
  55 #include <machine/i4b_ioctl.h>
  56 #include <machine/i4b_trace.h>
  57 #else
  58 #include <netisdn/i4b_debug.h>
  59 #include <netisdn/i4b_ioctl.h>
  60 #include <netisdn/i4b_trace.h>
  61 #include <netisdn/i4b_l2.h>
  62 #endif
  63
  64 #include <dev/ic/isic_l1.h>
  65 #include <dev/ic/ipac.h>
  66 #include <dev/ic/isac.h>
  67 #include <dev/ic/hscx.h>
  68
  69 #include <netisdn/i4b_l1l2.h>
  70 #include <netisdn/i4b_global.h>
  71
  72 #include "opt_isicpnp.h"
  73
  74 extern const struct isdn_layer1_isdnif_driver isic_std_driver;
  75
  76 static int isic_isapnp_probe(device_t, cfdata_t, void *);
  77 static void isic_isapnp_attach(device_t, device_t, void *);
  78
  79 CFATTACH_DECL(isic_isapnp, sizeof(struct isic_softc),
  80     isic_isapnp_probe, isic_isapnp_attach, NULL, NULL);
  81
  82 typedef void (*allocmaps_func)(struct isapnp_attach_args *ipa, struct isic_softc *sc);
  83 typedef void (*attach_func)(struct isic_softc *sc);
  84
  85 /* map allocators */
  86 #if defined(ISICPNP_ELSA_QS1ISA) || defined(ISICPNP_SEDLBAUER) \
  87         || defined(ISICPNP_DYNALINK) || defined(ISICPNP_SIEMENS_ISURF2) \
  88         || defined(ISICPNP_ITKIX)
  89 static void generic_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
  90 #endif
  91 #ifdef ISICPNP_DRN_NGO
  92 static void ngo_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
  93 #endif
  94 #if defined(ISICPNP_CRTX_S0_P) || defined(ISICPNP_TEL_S0_16_3_P)
  95 static void tls_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
  96 #endif
  97
  98 /* card attach functions */
  99 extern void isic_attach_Cs0P(struct isic_softc *sc);
 100 extern void isic_attach_Dyn(struct isic_softc *sc);
 101 extern void isic_attach_s0163P(struct isic_softc *sc);
 102 extern void isic_attach_drnngo(struct isic_softc *sc);
 103 extern void isic_attach_sws(struct isic_softc *sc);
 104 extern void isic_attach_Eqs1pi(struct isic_softc *sc);
 105 extern void isic_attach_siemens_isurf(struct isic_softc *sc);
 106 extern void isic_attach_isapnp_itkix1(struct isic_softc *sc);
 107
 108 struct isic_isapnp_card_desc {
 109         const char *devlogic;           /* ISAPNP logical device ID */
 110         const char *name;               /* Name of the card */
 111         int card_type;                  /* isic card type identifier */
 112         allocmaps_func allocmaps;       /* map allocator function */
 113         attach_func attach;             /* card attach and init function */
 114 };
 115 static const struct isic_isapnp_card_desc
 116 isic_isapnp_descriptions[] =
 117 {
 118 #ifdef ISICPNP_CRTX_S0_P
 119         { "CTX0000", "Creatix ISDN S0-16 P&P", CARD_TYPEP_CS0P,
 120           tls_pnp_mapalloc, isic_attach_Cs0P },
 121 #endif
 122 #ifdef ISICPNP_TEL_S0_16_3_P
 123         { "TAG2110", "Teles S0/PnP", CARD_TYPEP_163P,
 124           tls_pnp_mapalloc, isic_attach_s0163P },
 125 #endif
 126 #ifdef ISICPNP_DRN_NGO
 127         { "SDA0150", "Dr. Neuhaus NICCY GO@", CARD_TYPEP_DRNNGO,
 128           ngo_pnp_mapalloc, isic_attach_drnngo },
 129 #endif
 130 #ifdef ISICPNP_ELSA_QS1ISA
 131         { "ELS0133", "Elsa QuickStep 1000 (ISA)", CARD_TYPEP_ELSAQS1ISA,
 132           generic_pnp_mapalloc, isic_attach_Eqs1pi },
 133 #endif
 134 #ifdef ISICPNP_SEDLBAUER
 135         { "SAG0001", "Sedlbauer WinSpeed", CARD_TYPEP_SWS,
 136           generic_pnp_mapalloc, isic_attach_sws },
 137 #endif
 138 #ifdef ISICPNP_DYNALINK
 139         { "ASU1688", "Dynalink IS64PH", CARD_TYPEP_DYNALINK,
 140           generic_pnp_mapalloc, isic_attach_Dyn },
 141 #endif
 142 #ifdef ISICPNP_SIEMENS_ISURF2
 143         { "SIE0020", "Siemens I-Surf 2.0 PnP", CARD_TYPEP_SIE_ISURF2,
 144           generic_pnp_mapalloc, isic_attach_siemens_isurf },
 145 #endif
 146 #ifdef ISICPNP_ITKIX
 147         { "ITK0025", "ix1-micro 3.0", 0,
 148           generic_pnp_mapalloc, isic_attach_isapnp_itkix1 },
 149 #endif
 150 };
 151 #define NUM_DESCRIPTIONS        (sizeof(isic_isapnp_descriptions)/sizeof(isic_isapnp_descriptions[0]))
 152
 153 /*
 154  * Probe card
 155  */
 156 static int
 157 isic_isapnp_probe(device_t parent,
 158         cfdata_t cf, void *aux)
 159 {
 160         struct isapnp_attach_args *ipa = aux;
 161         const struct isic_isapnp_card_desc *desc = isic_isapnp_descriptions;
 162         int i;
 163
 164         for (i = 0; i < NUM_DESCRIPTIONS; i++, desc++)
 165                 if (strcmp(ipa->ipa_devlogic, desc->devlogic) == 0)
 166         return 1;
 167
 168         return 0;
 169 }
 170
 171 /*---------------------------------------------------------------------------*
 172  *      card independend attach for ISA P&P cards
 173  *---------------------------------------------------------------------------*/
 174
 175 /* parameter and format for message producing e.g. "isic0: " */
 176
 177 #ifdef __FreeBSD__
 178 #define ISIC_FMT        "isic%d: "
 179 #define ISIC_PARM       dev->id_unit
 180 #define TERMFMT " "
 181 #else
 182 #define ISIC_FMT        "%s: "
 183 #define ISIC_PARM       device_xname(&sc->sc_dev)
 184 #define TERMFMT "\n"
 185 #endif
 186
 187 static void
 188 isic_isapnp_attach(device_t parent,
 189         device_t self, void *aux)
 190 {
 191         static const char *ISACversion[] = {
 192                 "2085 Version A1/A2 or 2086/2186 Version 1.1",
 193                 "2085 Version B1",
 194                 "2085 Version B2",
 195                 "2085 Version V2.3 (B3)",
 196                 "Unknown Version"
 197         };
 198
 199         static const char *HSCXversion[] = {
 200                 "82525 Version A1",
 201                 "Unknown (0x01)",
 202                 "82525 Version A2",
 203                 "Unknown (0x03)",
 204                 "82525 Version A3",
 205                 "82525 or 21525 Version 2.1",
 206                 "Unknown Version"
 207         };
 208
 209         struct isic_softc *sc = device_private(self);
 210         struct isapnp_attach_args *ipa = aux;
 211         const struct isic_isapnp_card_desc *desc = isic_isapnp_descriptions;
 212         int i;
 213
 214         if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
 215                 aprint_error_dev(&sc->sc_dev, "error in region allocation\n");
 216                 return;
 217         }
 218
 219         for (i = 0; i < NUM_DESCRIPTIONS; i++, desc++)
 220                 if (strcmp(ipa->ipa_devlogic, desc->devlogic) == 0)
 221                         break;
 222         if (i >= NUM_DESCRIPTIONS)
 223                 panic("could not identify isic PnP device");
 224
 225         /* setup parameters */
 226         sc->sc_cardtyp = desc->card_type;
 227         sc->sc_irq = ipa->ipa_irq[0].num;
 228         desc->allocmaps(ipa, sc);
 229
 230         /* announce card name */
 231         printf(": %s\n", desc->name);
 232
 233         /* establish interrupt handler */
 234         if (isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, ipa->ipa_irq[0].type,
 235                 IPL_NET, isicintr, sc) == NULL)
 236                 aprint_error_dev(&sc->sc_dev, "couldn't establish interrupt handler\n");
 237
 238         /* init card */
 239         desc->attach(sc);
 240
 241         /* announce chip versions */
 242         sc->sc_isac_version = 0;
 243         sc->sc_isac_version = ((ISAC_READ(I_RBCH)) >> 5) & 0x03;
 244
 245         switch(sc->sc_isac_version)
 246         {
 247                 case ISAC_VA:
 248                 case ISAC_VB1:
 249                 case ISAC_VB2:
 250                 case ISAC_VB3:
 251                         break;
 252
 253                 default:
 254                         printf(ISIC_FMT "Error, ISAC version %d unknown!\n",
 255                                 ISIC_PARM, sc->sc_isac_version);
 256                         return;
 257                         break;
 258         }
 259
 260         sc->sc_hscx_version = HSCX_READ(0, H_VSTR) & 0xf;
 261
 262         switch(sc->sc_hscx_version)
 263         {
 264                 case HSCX_VA1:
 265                 case HSCX_VA2:
 266                 case HSCX_VA3:
 267                 case HSCX_V21:
 268                         break;
 269
 270                 default:
 271                         printf(ISIC_FMT "Error, HSCX version %d unknown!\n",
 272                                 ISIC_PARM, sc->sc_hscx_version);
 273                         return;
 274                         break;
 275         };
 276
 277         sc->sc_intr_valid = ISIC_INTR_DISABLED;
 278
 279         /* HSCX setup */
 280
 281         isic_bchannel_setup(sc, HSCX_CH_A, BPROT_NONE, 0);
 282
 283         isic_bchannel_setup(sc, HSCX_CH_B, BPROT_NONE, 0);
 284
 285         /* setup linktab */
 286
 287         isic_init_linktab(sc);
 288
 289         /* set trace level */
 290
 291         sc->sc_trace = TRACE_OFF;
 292
 293         sc->sc_state = ISAC_IDLE;
 294
 295         sc->sc_ibuf = NULL;
 296         sc->sc_ib = NULL;
 297         sc->sc_ilen = 0;
 298
 299         sc->sc_obuf = NULL;
 300         sc->sc_op = NULL;
 301         sc->sc_ol = 0;
 302         sc->sc_freeflag = 0;
 303
 304         sc->sc_obuf2 = NULL;
 305         sc->sc_freeflag2 = 0;
 306
 307 #if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
 308         callout_init(&sc->sc_T3_callout, 0);
 309         callout_init(&sc->sc_T4_callout, 0);
 310 #endif
 311
 312         /* announce chip versions */
 313
 314         if(sc->sc_isac_version >= ISAC_UNKN)
 315         {
 316                 printf(ISIC_FMT "ISAC Version UNKNOWN (VN=0x%x)" TERMFMT,
 317                                 ISIC_PARM,
 318                                 sc->sc_isac_version);
 319                 sc->sc_isac_version = ISAC_UNKN;
 320         }
 321         else
 322         {
 323                 printf(ISIC_FMT "ISAC %s (IOM-%c)" TERMFMT,
 324                                 ISIC_PARM,
 325                                 ISACversion[sc->sc_isac_version],
 326                                 sc->sc_bustyp == BUS_TYPE_IOM1 ? '1' : '2');
 327         }
 328
 329         if(sc->sc_hscx_version >= HSCX_UNKN)
 330         {
 331                 printf(ISIC_FMT "HSCX Version UNKNOWN (VN=0x%x)" TERMFMT,
 332                                 ISIC_PARM,
 333                                 sc->sc_hscx_version);
 334                 sc->sc_hscx_version = HSCX_UNKN;
 335         }
 336         else
 337         {
 338                 printf(ISIC_FMT "HSCX %s" TERMFMT,
 339                                 ISIC_PARM,
 340                                 HSCXversion[sc->sc_hscx_version]);
 341         }
 342
 343         /* init higher protocol layers and save l2 handle */
 344         isic_attach_bri(sc, desc->name, &isic_std_driver);
 345 }
 346
 347 #if defined(ISICPNP_ELSA_QS1ISA) || defined(ISICPNP_SEDLBAUER) \
 348         || defined(ISICPNP_DYNALINK) || defined(ISICPNP_SIEMENS_ISURF2) \
 349         || defined(ISICPNP_ITKIX)
 350 static void
 351 generic_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
 352 {
 353         sc->sc_num_mappings = 1;        /* most cards have just one mapping */
 354         MALLOC_MAPS(sc);                /* malloc the maps */
 355         sc->sc_maps[0].t = ipa->ipa_iot;        /* copy the access handles */
 356         sc->sc_maps[0].h = ipa->ipa_io[0].h;
 357         sc->sc_maps[0].size = 0;        /* foreign mapping, leave it alone */
 358 }
 359 #endif
 360
 361 #ifdef ISICPNP_DRN_NGO
 362 static void
 363 ngo_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
 364 {
 365         sc->sc_num_mappings = 2;        /* one data, one address mapping */
 366         MALLOC_MAPS(sc);                /* malloc the maps */
 367         sc->sc_maps[0].t = ipa->ipa_iot;        /* copy the access handles */
 368         sc->sc_maps[0].h = ipa->ipa_io[0].h;
 369         sc->sc_maps[0].size = 0;        /* foreign mapping, leave it alone */
 370                 sc->sc_maps[1].t = ipa->ipa_iot;
 371                 sc->sc_maps[1].h = ipa->ipa_io[1].h;
 372                 sc->sc_maps[1].size = 0;
 373 }
 374 #endif
 375
 376 #if defined(ISICPNP_CRTX_S0_P) || defined(ISICPNP_TEL_S0_16_3_P)
 377 static void
 378 tls_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
 379 {
 380         sc->sc_num_mappings = 4;        /* config, isac, 2 * hscx */
 381         MALLOC_MAPS(sc);                /* malloc the maps */
 382         sc->sc_maps[0].t = ipa->ipa_iot;        /* copy the access handles */
 383         sc->sc_maps[0].h = ipa->ipa_io[0].h;
 384         sc->sc_maps[0].size = 0;        /* foreign mapping, leave it alone */
 385                 sc->sc_maps[1].t = ipa->ipa_iot;
 386                 sc->sc_maps[1].h = ipa->ipa_io[0].h;
 387                 sc->sc_maps[1].size = 0;
 388                 sc->sc_maps[1].offset = - 0x20;
 389                 sc->sc_maps[2].t = ipa->ipa_iot;
 390                 sc->sc_maps[2].offset = - 0x20;
 391                 sc->sc_maps[2].h = ipa->ipa_io[1].h;
 392                 sc->sc_maps[2].size = 0;
 393                 sc->sc_maps[3].t = ipa->ipa_iot;
 394                 sc->sc_maps[3].offset = 0;
 395                 sc->sc_maps[3].h = ipa->ipa_io[1].h;
 396                 sc->sc_maps[3].size = 0;
 397 }
 398 #endif