git.oblomov.eu Git - linux-2.6/blob - drivers/isdn/hisax/elsa.c

   1 /* $Id: elsa.c,v 2.32.2.4 2004/01/24 20:47:21 keil Exp $
   2  *
   3  * low level stuff for Elsa isdn cards
   4  *
   5  * Author       Karsten Keil
   6  * Copyright    by Karsten Keil      <keil@isdn4linux.de>
   7  *
   8  * This software may be used and distributed according to the terms
   9  * of the GNU General Public License, incorporated herein by reference.
  10  *
  11  * For changes and modifications please read
  12  * Documentation/isdn/HiSax.cert
  13  *
  14  * Thanks to    Elsa GmbH for documents and information
  15  *
  16  *              Klaus Lichtenwalder (Klaus.Lichtenwalder@WebForum.DE)
  17  *              for ELSA PCMCIA support
  18  *
  19  */
  20
  21 #include <linux/init.h>
  22 #include "hisax.h"
  23 #include "arcofi.h"
  24 #include "isac.h"
  25 #include "ipac.h"
  26 #include "hscx.h"
  27 #include "isdnl1.h"
  28 #include <linux/pci.h>
  29 #include <linux/isapnp.h>
  30 #include <linux/serial.h>
  31 #include <linux/serial_reg.h>
  32
  33 extern const char *CardType[];
  34
  35 static const char *Elsa_revision = "$Revision: 2.32.2.4 $";
  36 static const char *Elsa_Types[] =
  37 {"None", "PC", "PCC-8", "PCC-16", "PCF", "PCF-Pro",
  38  "PCMCIA", "QS 1000", "QS 3000", "Microlink PCI", "QS 3000 PCI",
  39  "PCMCIA-IPAC" };
  40
  41 static const char *ITACVer[] =
  42 {"?0?", "?1?", "?2?", "?3?", "?4?", "V2.2",
  43  "B1", "A1"};
  44
  45 #define byteout(addr,val) outb(val,addr)
  46 #define bytein(addr) inb(addr)
  47
  48 #define ELSA_ISAC       0
  49 #define ELSA_ISAC_PCM   1
  50 #define ELSA_ITAC       1
  51 #define ELSA_HSCX       2
  52 #define ELSA_ALE        3
  53 #define ELSA_ALE_PCM    4
  54 #define ELSA_CONTROL    4
  55 #define ELSA_CONFIG     5
  56 #define ELSA_START_TIMER 6
  57 #define ELSA_TRIG_IRQ   7
  58
  59 #define ELSA_PC      1
  60 #define ELSA_PCC8    2
  61 #define ELSA_PCC16   3
  62 #define ELSA_PCF     4
  63 #define ELSA_PCFPRO  5
  64 #define ELSA_PCMCIA  6
  65 #define ELSA_QS1000  7
  66 #define ELSA_QS3000  8
  67 #define ELSA_QS1000PCI 9
  68 #define ELSA_QS3000PCI 10
  69 #define ELSA_PCMCIA_IPAC 11
  70
  71 /* PCI stuff */
  72 #define ELSA_PCI_IRQ_MASK       0x04
  73
  74 /* ITAC Registeradressen (only Microlink PC) */
  75 #define ITAC_SYS        0x34
  76 #define ITAC_ISEN       0x48
  77 #define ITAC_RFIE       0x4A
  78 #define ITAC_XFIE       0x4C
  79 #define ITAC_SCIE       0x4E
  80 #define ITAC_STIE       0x46
  81
  82 /***                                                                    ***
  83  ***   Makros als Befehle fuer die Kartenregister                       ***
  84  ***   (mehrere Befehle werden durch Bit-Oderung kombiniert)            ***
  85  ***                                                                    ***/
  86
  87 /* Config-Register (Read) */
  88 #define ELIRQF_TIMER_RUN       0x02     /* Bit 1 des Config-Reg     */
  89 #define ELIRQF_TIMER_RUN_PCC8  0x01     /* Bit 0 des Config-Reg  bei PCC */
  90 #define ELSA_IRQ_IDX       0x38 /* Bit 3,4,5 des Config-Reg */
  91 #define ELSA_IRQ_IDX_PCC8  0x30 /* Bit 4,5 des Config-Reg */
  92 #define ELSA_IRQ_IDX_PC    0x0c /* Bit 2,3 des Config-Reg */
  93
  94 /* Control-Register (Write) */
  95 #define ELSA_LINE_LED        0x02       /* Bit 1 Gelbe LED */
  96 #define ELSA_STAT_LED        0x08       /* Bit 3 Gruene LED */
  97 #define ELSA_ISDN_RESET      0x20       /* Bit 5 Reset-Leitung */
  98 #define ELSA_ENA_TIMER_INT   0x80       /* Bit 7 Freigabe Timer Interrupt */
  99
 100 /* ALE-Register (Read) */
 101 #define ELSA_HW_RELEASE      0x07       /* Bit 0-2 Hardwarerkennung */
 102 #define ELSA_S0_POWER_BAD    0x08       /* Bit 3 S0-Bus Spannung fehlt */
 103
 104 /* Status Flags */
 105 #define ELIRQF_TIMER_AKTIV 1
 106 #define ELSA_BAD_PWR     2
 107 #define ELSA_ASSIGN      4
 108
 109 #define RS_ISR_PASS_LIMIT 256
 110 #define FLG_MODEM_ACTIVE 1
 111 /* IPAC AUX */
 112 #define ELSA_IPAC_LINE_LED      0x40    /* Bit 6 Gelbe LED */
 113 #define ELSA_IPAC_STAT_LED      0x80    /* Bit 7 Gruene LED */
 114
 115 #if ARCOFI_USE
 116 static struct arcofi_msg ARCOFI_XOP_F =
 117         {NULL,0,2,{0xa1,0x3f,0,0,0,0,0,0,0,0}}; /* Normal OP */
 118 static struct arcofi_msg ARCOFI_XOP_1 =
 119         {&ARCOFI_XOP_F,0,2,{0xa1,0x31,0,0,0,0,0,0,0,0}}; /* PWR UP */
 120 static struct arcofi_msg ARCOFI_SOP_F =
 121         {&ARCOFI_XOP_1,0,10,{0xa1,0x1f,0x00,0x50,0x10,0x00,0x00,0x80,0x02,0x12}};
 122 static struct arcofi_msg ARCOFI_COP_9 =
 123         {&ARCOFI_SOP_F,0,10,{0xa1,0x29,0x80,0xcb,0xe9,0x88,0x00,0xc8,0xd8,0x80}}; /* RX */
 124 static struct arcofi_msg ARCOFI_COP_8 =
 125         {&ARCOFI_COP_9,0,10,{0xa1,0x28,0x49,0x31,0x8,0x13,0x6e,0x88,0x2a,0x61}}; /* TX */
 126 static struct arcofi_msg ARCOFI_COP_7 =
 127         {&ARCOFI_COP_8,0,4,{0xa1,0x27,0x80,0x80,0,0,0,0,0,0}}; /* GZ */
 128 static struct arcofi_msg ARCOFI_COP_6 =
 129         {&ARCOFI_COP_7,0,6,{0xa1,0x26,0,0,0x82,0x7c,0,0,0,0}}; /* GRL GRH */
 130 static struct arcofi_msg ARCOFI_COP_5 =
 131         {&ARCOFI_COP_6,0,4,{0xa1,0x25,0xbb,0x4a,0,0,0,0,0,0}}; /* GTX */
 132 static struct arcofi_msg ARCOFI_VERSION =
 133         {NULL,1,2,{0xa0,0,0,0,0,0,0,0,0,0}};
 134 static struct arcofi_msg ARCOFI_XOP_0 =
 135         {NULL,0,2,{0xa1,0x30,0,0,0,0,0,0,0,0}}; /* PWR Down */
 136
 137 static void set_arcofi(struct IsdnCardState *cs, int bc);
 138
 139 #include "elsa_ser.c"
 140 #endif /* ARCOFI_USE */
 141
 142 static inline u_char
 143 readreg(unsigned int ale, unsigned int adr, u_char off)
 144 {
 145         register u_char ret;
 146
 147         byteout(ale, off);
 148         ret = bytein(adr);
 149         return (ret);
 150 }
 151
 152 static inline void
 153 readfifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 154 {
 155         byteout(ale, off);
 156         insb(adr, data, size);
 157 }
 158
 159
 160 static inline void
 161 writereg(unsigned int ale, unsigned int adr, u_char off, u_char data)
 162 {
 163         byteout(ale, off);
 164         byteout(adr, data);
 165 }
 166
 167 static inline void
 168 writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 169 {
 170         byteout(ale, off);
 171         outsb(adr, data, size);
 172 }
 173
 174 /* Interface functions */
 175
 176 static u_char
 177 ReadISAC(struct IsdnCardState *cs, u_char offset)
 178 {
 179         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset));
 180 }
 181
 182 static void
 183 WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
 184 {
 185         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset, value);
 186 }
 187
 188 static void
 189 ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 190 {
 191         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 192 }
 193
 194 static void
 195 WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 196 {
 197         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 198 }
 199
 200 static u_char
 201 ReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
 202 {
 203         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset+0x80));
 204 }
 205
 206 static void
 207 WriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
 208 {
 209         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset|0x80, value);
 210 }
 211
 212 static void
 213 ReadISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 214 {
 215         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 216 }
 217
 218 static void
 219 WriteISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 220 {
 221         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 222 }
 223
 224 static u_char
 225 ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
 226 {
 227         return (readreg(cs->hw.elsa.ale,
 228                         cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0)));
 229 }
 230
 231 static void
 232 WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 233 {
 234         writereg(cs->hw.elsa.ale,
 235                  cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0), value);
 236 }
 237
 238 static inline u_char
 239 readitac(struct IsdnCardState *cs, u_char off)
 240 {
 241         register u_char ret;
 242
 243         byteout(cs->hw.elsa.ale, off);
 244         ret = bytein(cs->hw.elsa.itac);
 245         return (ret);
 246 }
 247
 248 static inline void
 249 writeitac(struct IsdnCardState *cs, u_char off, u_char data)
 250 {
 251         byteout(cs->hw.elsa.ale, off);
 252         byteout(cs->hw.elsa.itac, data);
 253 }
 254
 255 static inline int
 256 TimerRun(struct IsdnCardState *cs)
 257 {
 258         register u_char v;
 259
 260         v = bytein(cs->hw.elsa.cfg);
 261         if ((cs->subtyp == ELSA_QS1000) || (cs->subtyp == ELSA_QS3000))
 262                 return (0 == (v & ELIRQF_TIMER_RUN));
 263         else if (cs->subtyp == ELSA_PCC8)
 264                 return (v & ELIRQF_TIMER_RUN_PCC8);
 265         return (v & ELIRQF_TIMER_RUN);
 266 }
 267 /*
 268  * fast interrupt HSCX stuff goes here
 269  */
 270
 271 #define READHSCX(cs, nr, reg) readreg(cs->hw.elsa.ale, \
 272                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0))
 273 #define WRITEHSCX(cs, nr, reg, data) writereg(cs->hw.elsa.ale, \
 274                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0), data)
 275
 276 #define READHSCXFIFO(cs, nr, ptr, cnt) readfifo(cs->hw.elsa.ale, \
 277                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 278
 279 #define WRITEHSCXFIFO(cs, nr, ptr, cnt) writefifo(cs->hw.elsa.ale, \
 280                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 281
 282 #include "hscx_irq.c"
 283
 284 static irqreturn_t
 285 elsa_interrupt(int intno, void *dev_id)
 286 {
 287         struct IsdnCardState *cs = dev_id;
 288         u_long flags;
 289         u_char val;
 290         int icnt=5;
 291
 292         if ((cs->typ == ISDN_CTYPE_ELSA_PCMCIA) && (*cs->busy_flag == 1)) {
 293         /* The card tends to generate interrupts while being removed
 294            causing us to just crash the kernel. bad. */
 295                 printk(KERN_WARNING "Elsa: card not available!\n");
 296                 return IRQ_NONE;
 297         }
 298         spin_lock_irqsave(&cs->lock, flags);
 299 #if ARCOFI_USE
 300         if (cs->hw.elsa.MFlag) {
 301                 val = serial_inp(cs, UART_IIR);
 302                 if (!(val & UART_IIR_NO_INT)) {
 303                         debugl1(cs,"IIR %02x", val);
 304                         rs_interrupt_elsa(intno, cs);
 305                 }
 306         }
 307 #endif
 308         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 309       Start_HSCX:
 310         if (val) {
 311                 hscx_int_main(cs, val);
 312         }
 313         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 314       Start_ISAC:
 315         if (val) {
 316                 isac_interrupt(cs, val);
 317         }
 318         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 319         if (val && icnt) {
 320                 if (cs->debug & L1_DEB_HSCX)
 321                         debugl1(cs, "HSCX IntStat after IntRoutine");
 322                 icnt--;
 323                 goto Start_HSCX;
 324         }
 325         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 326         if (val && icnt) {
 327                 if (cs->debug & L1_DEB_ISAC)
 328                         debugl1(cs, "ISAC IntStat after IntRoutine");
 329                 icnt--;
 330                 goto Start_ISAC;
 331         }
 332         if (!icnt)
 333                 printk(KERN_WARNING"ELSA IRQ LOOP\n");
 334         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0xFF);
 335         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0xFF);
 336         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0xFF);
 337         if (cs->hw.elsa.status & ELIRQF_TIMER_AKTIV) {
 338                 if (!TimerRun(cs)) {
 339                         /* Timer Restart */
 340                         byteout(cs->hw.elsa.timer, 0);
 341                         cs->hw.elsa.counter++;
 342                 }
 343         }
 344 #if ARCOFI_USE
 345         if (cs->hw.elsa.MFlag) {
 346                 val = serial_inp(cs, UART_MCR);
 347                 val ^= 0x8;
 348                 serial_outp(cs, UART_MCR, val);
 349                 val = serial_inp(cs, UART_MCR);
 350                 val ^= 0x8;
 351                 serial_outp(cs, UART_MCR, val);
 352         }
 353 #endif
 354         if (cs->hw.elsa.trig)
 355                 byteout(cs->hw.elsa.trig, 0x00);
 356         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0x0);
 357         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0x0);
 358         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0x0);
 359         spin_unlock_irqrestore(&cs->lock, flags);
 360         return IRQ_HANDLED;
 361 }
 362
 363 static irqreturn_t
 364 elsa_interrupt_ipac(int intno, void *dev_id)
 365 {
 366         struct IsdnCardState *cs = dev_id;
 367         u_long flags;
 368         u_char ista,val;
 369         int icnt=5;
 370
 371         spin_lock_irqsave(&cs->lock, flags);
 372         if (cs->subtyp == ELSA_QS1000PCI || cs->subtyp == ELSA_QS3000PCI) {
 373                 val = bytein(cs->hw.elsa.cfg + 0x4c); /* PCI IRQ */
 374                 if (!(val & ELSA_PCI_IRQ_MASK)) {
 375                         spin_unlock_irqrestore(&cs->lock, flags);
 376                         return IRQ_NONE;
 377                 }
 378         }
 379 #if ARCOFI_USE
 380         if (cs->hw.elsa.MFlag) {
 381                 val = serial_inp(cs, UART_IIR);
 382                 if (!(val & UART_IIR_NO_INT)) {
 383                         debugl1(cs,"IIR %02x", val);
 384                         rs_interrupt_elsa(intno, cs);
 385                 }
 386         }
 387 #endif
 388         ista = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 389 Start_IPAC:
 390         if (cs->debug & L1_DEB_IPAC)
 391                 debugl1(cs, "IPAC ISTA %02X", ista);
 392         if (ista & 0x0f) {
 393                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 394                 if (ista & 0x01)
 395                         val |= 0x01;
 396                 if (ista & 0x04)
 397                         val |= 0x02;
 398                 if (ista & 0x08)
 399                         val |= 0x04;
 400                 if (val)
 401                         hscx_int_main(cs, val);
 402         }
 403         if (ista & 0x20) {
 404                 val = 0xfe & readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA + 0x80);
 405                 if (val) {
 406                         isac_interrupt(cs, val);
 407                 }
 408         }
 409         if (ista & 0x10) {
 410                 val = 0x01;
 411                 isac_interrupt(cs, val);
 412         }
 413         ista  = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 414         if ((ista & 0x3f) && icnt) {
 415                 icnt--;
 416                 goto Start_IPAC;
 417         }
 418         if (!icnt)
 419                 printk(KERN_WARNING "ELSA IRQ LOOP\n");
 420         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xFF);
 421         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xC0);
 422         spin_unlock_irqrestore(&cs->lock, flags);
 423         return IRQ_HANDLED;
 424 }
 425
 426 static void
 427 release_io_elsa(struct IsdnCardState *cs)
 428 {
 429         int bytecnt = 8;
 430
 431         del_timer(&cs->hw.elsa.tl);
 432 #if ARCOFI_USE
 433         clear_arcofi(cs);
 434 #endif
 435         if (cs->hw.elsa.ctrl)
 436                 byteout(cs->hw.elsa.ctrl, 0);   /* LEDs Out */
 437         if (cs->subtyp == ELSA_QS1000PCI) {
 438                 byteout(cs->hw.elsa.cfg + 0x4c, 0x01);  /* disable IRQ */
 439                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 440                 bytecnt = 2;
 441                 release_region(cs->hw.elsa.cfg, 0x80);
 442         }
 443         if (cs->subtyp == ELSA_QS3000PCI) {
 444                 byteout(cs->hw.elsa.cfg + 0x4c, 0x03); /* disable ELSA PCI IRQ */
 445                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 446                 release_region(cs->hw.elsa.cfg, 0x80);
 447         }
 448         if (cs->subtyp == ELSA_PCMCIA_IPAC) {
 449                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 450         }
 451         if ((cs->subtyp == ELSA_PCFPRO) ||
 452                 (cs->subtyp == ELSA_QS3000) ||
 453                 (cs->subtyp == ELSA_PCF) ||
 454                 (cs->subtyp == ELSA_QS3000PCI)) {
 455                 bytecnt = 16;
 456 #if ARCOFI_USE
 457                 release_modem(cs);
 458 #endif
 459         }
 460         if (cs->hw.elsa.base)
 461                 release_region(cs->hw.elsa.base, bytecnt);
 462 }
 463
 464 static void
 465 reset_elsa(struct IsdnCardState *cs)
 466 {
 467         if (cs->hw.elsa.timer) {
 468                 /* Wait 1 Timer */
 469                 byteout(cs->hw.elsa.timer, 0);
 470                 while (TimerRun(cs));
 471                 cs->hw.elsa.ctrl_reg |= 0x50;
 472                 cs->hw.elsa.ctrl_reg &= ~ELSA_ISDN_RESET;       /* Reset On */
 473                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 474                 /* Wait 1 Timer */
 475                 byteout(cs->hw.elsa.timer, 0);
 476                 while (TimerRun(cs));
 477                 cs->hw.elsa.ctrl_reg |= ELSA_ISDN_RESET;        /* Reset Off */
 478                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 479                 /* Wait 1 Timer */
 480                 byteout(cs->hw.elsa.timer, 0);
 481                 while (TimerRun(cs));
 482                 if (cs->hw.elsa.trig)
 483                         byteout(cs->hw.elsa.trig, 0xff);
 484         }
 485         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
 486                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x20);
 487                 mdelay(10);
 488                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x00);
 489                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xc0);
 490                 mdelay(10);
 491                 if (cs->subtyp != ELSA_PCMCIA_IPAC) {
 492                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x0);
 493                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0x3c);
 494                 } else {
 495                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_PCFG, 0x10);
 496                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x4);
 497                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0xf8);
 498                 }
 499                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 500                 if (cs->subtyp == ELSA_QS1000PCI)
 501                         byteout(cs->hw.elsa.cfg + 0x4c, 0x41); /* enable ELSA PCI IRQ */
 502                 else if (cs->subtyp == ELSA_QS3000PCI)
 503                         byteout(cs->hw.elsa.cfg + 0x4c, 0x43); /* enable ELSA PCI IRQ */
 504         }
 505 }
 506
 507 #if ARCOFI_USE
 508
 509 static void
 510 set_arcofi(struct IsdnCardState *cs, int bc) {
 511         cs->dc.isac.arcofi_bc = bc;
 512         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_COP_5);
 513         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 514 }
 515
 516 static int
 517 check_arcofi(struct IsdnCardState *cs)
 518 {
 519         int arcofi_present = 0;
 520         char tmp[40];
 521         char *t;
 522         u_char *p;
 523
 524         if (!cs->dc.isac.mon_tx)
 525                 if (!(cs->dc.isac.mon_tx=kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
 526                         if (cs->debug & L1_DEB_WARN)
 527                                 debugl1(cs, "ISAC MON TX out of buffers!");
 528                         return(0);
 529                 }
 530         cs->dc.isac.arcofi_bc = 0;
 531         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_VERSION);
 532         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 533         if (!test_and_clear_bit(FLG_ARCOFI_ERROR, &cs->HW_Flags)) {
 534                         debugl1(cs, "Arcofi response received %d bytes", cs->dc.isac.mon_rxp);
 535                         p = cs->dc.isac.mon_rx;
 536                         t = tmp;
 537                         t += sprintf(tmp, "Arcofi data");
 538                         QuickHex(t, p, cs->dc.isac.mon_rxp);
 539                         debugl1(cs, tmp);
 540                         if ((cs->dc.isac.mon_rxp == 2) && (cs->dc.isac.mon_rx[0] == 0xa0)) {
 541                                 switch(cs->dc.isac.mon_rx[1]) {
 542                                         case 0x80:
 543                                                 debugl1(cs, "Arcofi 2160 detected");
 544                                                 arcofi_present = 1;
 545                                                 break;
 546                                         case 0x82:
 547                                                 debugl1(cs, "Arcofi 2165 detected");
 548                                                 arcofi_present = 2;
 549                                                 break;
 550                                         case 0x84:
 551                                                 debugl1(cs, "Arcofi 2163 detected");
 552                                                 arcofi_present = 3;
 553                                                 break;
 554                                         default:
 555                                                 debugl1(cs, "unknown Arcofi response");
 556                                                 break;
 557                                 }
 558                         } else
 559                                 debugl1(cs, "undefined Monitor response");
 560                         cs->dc.isac.mon_rxp = 0;
 561         } else if (cs->dc.isac.mon_tx) {
 562                 debugl1(cs, "Arcofi not detected");
 563         }
 564         if (arcofi_present) {
 565                 if (cs->subtyp==ELSA_QS1000) {
 566                         cs->subtyp = ELSA_QS3000;
 567                         printk(KERN_INFO
 568                                 "Elsa: %s detected modem at 0x%lx\n",
 569                                 Elsa_Types[cs->subtyp],
 570                                 cs->hw.elsa.base+8);
 571                         release_region(cs->hw.elsa.base, 8);
 572                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 573                                 printk(KERN_WARNING
 574                                         "HiSax: %s config port %lx-%lx already in use\n",
 575                                         Elsa_Types[cs->subtyp],
 576                                         cs->hw.elsa.base + 8,
 577                                         cs->hw.elsa.base + 16);
 578                         }
 579                 } else if (cs->subtyp==ELSA_PCC16) {
 580                         cs->subtyp = ELSA_PCF;
 581                         printk(KERN_INFO
 582                                 "Elsa: %s detected modem at 0x%lx\n",
 583                                 Elsa_Types[cs->subtyp],
 584                                 cs->hw.elsa.base+8);
 585                         release_region(cs->hw.elsa.base, 8);
 586                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 587                                 printk(KERN_WARNING
 588                                         "HiSax: %s config port %lx-%lx already in use\n",
 589                                         Elsa_Types[cs->subtyp],
 590                                         cs->hw.elsa.base + 8,
 591                                         cs->hw.elsa.base + 16);
 592                         }
 593                 } else
 594                         printk(KERN_INFO
 595                                 "Elsa: %s detected modem at 0x%lx\n",
 596                                 Elsa_Types[cs->subtyp],
 597                                 cs->hw.elsa.base+8);
 598                 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_XOP_0);
 599                 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 600                 return(1);
 601         }
 602         return(0);
 603 }
 604 #endif /* ARCOFI_USE */
 605
 606 static void
 607 elsa_led_handler(struct IsdnCardState *cs)
 608 {
 609         int blink = 0;
 610
 611         if (cs->subtyp == ELSA_PCMCIA || cs->subtyp == ELSA_PCMCIA_IPAC)
 612                 return;
 613         del_timer(&cs->hw.elsa.tl);
 614         if (cs->hw.elsa.status & ELSA_ASSIGN)
 615                 cs->hw.elsa.ctrl_reg |= ELSA_STAT_LED;
 616         else if (cs->hw.elsa.status & ELSA_BAD_PWR)
 617                 cs->hw.elsa.ctrl_reg &= ~ELSA_STAT_LED;
 618         else {
 619                 cs->hw.elsa.ctrl_reg ^= ELSA_STAT_LED;
 620                 blink = 250;
 621         }
 622         if (cs->hw.elsa.status & 0xf000)
 623                 cs->hw.elsa.ctrl_reg |= ELSA_LINE_LED;
 624         else if (cs->hw.elsa.status & 0x0f00) {
 625                 cs->hw.elsa.ctrl_reg ^= ELSA_LINE_LED;
 626                 blink = 500;
 627         } else
 628                 cs->hw.elsa.ctrl_reg &= ~ELSA_LINE_LED;
 629
 630         if ((cs->subtyp == ELSA_QS1000PCI) ||
 631                 (cs->subtyp == ELSA_QS3000PCI)) {
 632                 u_char led = 0xff;
 633                 if (cs->hw.elsa.ctrl_reg & ELSA_LINE_LED)
 634                         led ^= ELSA_IPAC_LINE_LED;
 635                 if (cs->hw.elsa.ctrl_reg & ELSA_STAT_LED)
 636                         led ^= ELSA_IPAC_STAT_LED;
 637                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, led);
 638         } else
 639                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 640         if (blink) {
 641                 init_timer(&cs->hw.elsa.tl);
 642                 cs->hw.elsa.tl.expires = jiffies + ((blink * HZ) / 1000);
 643                 add_timer(&cs->hw.elsa.tl);
 644         }
 645 }
 646
 647 static int
 648 Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
 649 {
 650         int ret = 0;
 651         u_long flags;
 652
 653         switch (mt) {
 654                 case CARD_RESET:
 655                         spin_lock_irqsave(&cs->lock, flags);
 656                         reset_elsa(cs);
 657                         spin_unlock_irqrestore(&cs->lock, flags);
 658                         return(0);
 659                 case CARD_RELEASE:
 660                         release_io_elsa(cs);
 661                         return(0);
 662                 case CARD_INIT:
 663                         spin_lock_irqsave(&cs->lock, flags);
 664                         cs->debug |= L1_DEB_IPAC;
 665                         reset_elsa(cs);
 666                         inithscxisac(cs, 1);
 667                         if ((cs->subtyp == ELSA_QS1000) ||
 668                             (cs->subtyp == ELSA_QS3000))
 669                         {
 670                                 byteout(cs->hw.elsa.timer, 0);
 671                         }
 672                         if (cs->hw.elsa.trig)
 673                                 byteout(cs->hw.elsa.trig, 0xff);
 674                         inithscxisac(cs, 2);
 675                         spin_unlock_irqrestore(&cs->lock, flags);
 676                         return(0);
 677                 case CARD_TEST:
 678                         if ((cs->subtyp == ELSA_PCMCIA) ||
 679                                 (cs->subtyp == ELSA_PCMCIA_IPAC) ||
 680                                 (cs->subtyp == ELSA_QS1000PCI)) {
 681                                 return(0);
 682                         } else if (cs->subtyp == ELSA_QS3000PCI) {
 683                                 ret = 0;
 684                         } else {
 685                                 spin_lock_irqsave(&cs->lock, flags);
 686                                 cs->hw.elsa.counter = 0;
 687                                 cs->hw.elsa.ctrl_reg |= ELSA_ENA_TIMER_INT;
 688                                 cs->hw.elsa.status |= ELIRQF_TIMER_AKTIV;
 689                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 690                                 byteout(cs->hw.elsa.timer, 0);
 691                                 spin_unlock_irqrestore(&cs->lock, flags);
 692                                 msleep(110);
 693                                 spin_lock_irqsave(&cs->lock, flags);
 694                                 cs->hw.elsa.ctrl_reg &= ~ELSA_ENA_TIMER_INT;
 695                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 696                                 cs->hw.elsa.status &= ~ELIRQF_TIMER_AKTIV;
 697                                 spin_unlock_irqrestore(&cs->lock, flags);
 698                                 printk(KERN_INFO "Elsa: %d timer tics in 110 msek\n",
 699                                        cs->hw.elsa.counter);
 700                                 if ((cs->hw.elsa.counter > 10) &&
 701                                         (cs->hw.elsa.counter < 16)) {
 702                                         printk(KERN_INFO "Elsa: timer and irq OK\n");
 703                                         ret = 0;
 704                                 } else {
 705                                         printk(KERN_WARNING
 706                                                "Elsa: timer tic problem (%d/12) maybe an IRQ(%d) conflict\n",
 707                                                cs->hw.elsa.counter, cs->irq);
 708                                         ret = 1;
 709                                 }
 710                         }
 711 #if ARCOFI_USE
 712                         if (check_arcofi(cs)) {
 713                                 init_modem(cs);
 714                         }
 715 #endif
 716                         elsa_led_handler(cs);
 717                         return(ret);
 718                 case (MDL_REMOVE | REQUEST):
 719                         cs->hw.elsa.status &= 0;
 720                         break;
 721                 case (MDL_ASSIGN | REQUEST):
 722                         cs->hw.elsa.status |= ELSA_ASSIGN;
 723                         break;
 724                 case MDL_INFO_SETUP:
 725                         if ((long) arg)
 726                                 cs->hw.elsa.status |= 0x0200;
 727                         else
 728                                 cs->hw.elsa.status |= 0x0100;
 729                         break;
 730                 case MDL_INFO_CONN:
 731                         if ((long) arg)
 732                                 cs->hw.elsa.status |= 0x2000;
 733                         else
 734                                 cs->hw.elsa.status |= 0x1000;
 735                         break;
 736                 case MDL_INFO_REL:
 737                         if ((long) arg) {
 738                                 cs->hw.elsa.status &= ~0x2000;
 739                                 cs->hw.elsa.status &= ~0x0200;
 740                         } else {
 741                                 cs->hw.elsa.status &= ~0x1000;
 742                                 cs->hw.elsa.status &= ~0x0100;
 743                         }
 744                         break;
 745 #if ARCOFI_USE
 746                 case CARD_AUX_IND:
 747                         if (cs->hw.elsa.MFlag) {
 748                                 int len;
 749                                 u_char *msg;
 750
 751                                 if (!arg)
 752                                         return(0);
 753                                 msg = arg;
 754                                 len = *msg;
 755                                 msg++;
 756                                 modem_write_cmd(cs, msg, len);
 757                         }
 758                         break;
 759 #endif
 760         }
 761         if (cs->typ == ISDN_CTYPE_ELSA) {
 762                 int pwr = bytein(cs->hw.elsa.ale);
 763                 if (pwr & 0x08)
 764                         cs->hw.elsa.status |= ELSA_BAD_PWR;
 765                 else
 766                         cs->hw.elsa.status &= ~ELSA_BAD_PWR;
 767         }
 768         elsa_led_handler(cs);
 769         return(ret);
 770 }
 771
 772 static unsigned char
 773 probe_elsa_adr(unsigned int adr, int typ)
 774 {
 775         int i, in1, in2, p16_1 = 0, p16_2 = 0, p8_1 = 0, p8_2 = 0, pc_1 = 0,
 776          pc_2 = 0, pfp_1 = 0, pfp_2 = 0;
 777
 778         /* In case of the elsa pcmcia card, this region is in use,
 779            reserved for us by the card manager. So we do not check it
 780            here, it would fail. */
 781         if (typ != ISDN_CTYPE_ELSA_PCMCIA) {
 782                 if (request_region(adr, 8, "elsa card")) {
 783                         release_region(adr, 8);
 784                 } else {
 785                         printk(KERN_WARNING
 786                                "Elsa: Probing Port 0x%x: already in use\n", adr);
 787                         return (0);
 788                 }
 789         }
 790         for (i = 0; i < 16; i++) {
 791                 in1 = inb(adr + ELSA_CONFIG);   /* 'toggelt' bei */
 792                 in2 = inb(adr + ELSA_CONFIG);   /* jedem Zugriff */
 793                 p16_1 += 0x04 & in1;
 794                 p16_2 += 0x04 & in2;
 795                 p8_1 += 0x02 & in1;
 796                 p8_2 += 0x02 & in2;
 797                 pc_1 += 0x01 & in1;
 798                 pc_2 += 0x01 & in2;
 799                 pfp_1 += 0x40 & in1;
 800                 pfp_2 += 0x40 & in2;
 801         }
 802         printk(KERN_INFO "Elsa: Probing IO 0x%x", adr);
 803         if (65 == ++p16_1 * ++p16_2) {
 804                 printk(" PCC-16/PCF found\n");
 805                 return (ELSA_PCC16);
 806         } else if (1025 == ++pfp_1 * ++pfp_2) {
 807                 printk(" PCF-Pro found\n");
 808                 return (ELSA_PCFPRO);
 809         } else if (33 == ++p8_1 * ++p8_2) {
 810                 printk(" PCC8 found\n");
 811                 return (ELSA_PCC8);
 812         } else if (17 == ++pc_1 * ++pc_2) {
 813                 printk(" PC found\n");
 814                 return (ELSA_PC);
 815         } else {
 816                 printk(" failed\n");
 817                 return (0);
 818         }
 819 }
 820
 821 static unsigned int
 822 probe_elsa(struct IsdnCardState *cs)
 823 {
 824         int i;
 825         unsigned int CARD_portlist[] =
 826         {0x160, 0x170, 0x260, 0x360, 0};
 827
 828         for (i = 0; CARD_portlist[i]; i++) {
 829                 if ((cs->subtyp = probe_elsa_adr(CARD_portlist[i], cs->typ)))
 830                         break;
 831         }
 832         return (CARD_portlist[i]);
 833 }
 834
 835 static  struct pci_dev *dev_qs1000 __devinitdata = NULL;
 836 static  struct pci_dev *dev_qs3000 __devinitdata = NULL;
 837
 838 #ifdef __ISAPNP__
 839 static struct isapnp_device_id elsa_ids[] __devinitdata = {
 840         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 841           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 842           (unsigned long) "Elsa QS1000" },
 843         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 844           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 845           (unsigned long) "Elsa QS3000" },
 846         { 0, }
 847 };
 848
 849 static struct isapnp_device_id *ipid __devinitdata = &elsa_ids[0];
 850 static struct pnp_card *pnp_c __devinitdata = NULL;
 851 #endif
 852
 853 int __devinit
 854 setup_elsa(struct IsdnCard *card)
 855 {
 856         int bytecnt;
 857         u_char val;
 858         struct IsdnCardState *cs = card->cs;
 859         char tmp[64];
 860
 861         strcpy(tmp, Elsa_revision);
 862         printk(KERN_INFO "HiSax: Elsa driver Rev. %s\n", HiSax_getrev(tmp));
 863         cs->hw.elsa.ctrl_reg = 0;
 864         cs->hw.elsa.status = 0;
 865         cs->hw.elsa.MFlag = 0;
 866         cs->subtyp = 0;
 867         if (cs->typ == ISDN_CTYPE_ELSA) {
 868                 cs->hw.elsa.base = card->para[0];
 869                 printk(KERN_INFO "Elsa: Microlink IO probing\n");
 870                 if (cs->hw.elsa.base) {
 871                         if (!(cs->subtyp = probe_elsa_adr(cs->hw.elsa.base,
 872                                                           cs->typ))) {
 873                                 printk(KERN_WARNING
 874                                        "Elsa: no Elsa Microlink at %#lx\n",
 875                                        cs->hw.elsa.base);
 876                                 return (0);
 877                         }
 878                 } else
 879                         cs->hw.elsa.base = probe_elsa(cs);
 880                 if (cs->hw.elsa.base) {
 881                         cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 882                         cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 883                         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 884                         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 885                         cs->hw.elsa.itac = cs->hw.elsa.base + ELSA_ITAC;
 886                         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 887                         cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 888                         cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 889                         val = bytein(cs->hw.elsa.cfg);
 890                         if (cs->subtyp == ELSA_PC) {
 891                                 const u_char CARD_IrqTab[8] =
 892                                 {7, 3, 5, 9, 0, 0, 0, 0};
 893                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PC) >> 2];
 894                         } else if (cs->subtyp == ELSA_PCC8) {
 895                                 const u_char CARD_IrqTab[8] =
 896                                 {7, 3, 5, 9, 0, 0, 0, 0};
 897                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PCC8) >> 4];
 898                         } else {
 899                                 const u_char CARD_IrqTab[8] =
 900                                 {15, 10, 15, 3, 11, 5, 11, 9};
 901                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX) >> 3];
 902                         }
 903                         val = bytein(cs->hw.elsa.ale) & ELSA_HW_RELEASE;
 904                         if (val < 3)
 905                                 val |= 8;
 906                         val += 'A' - 3;
 907                         if (val == 'B' || val == 'C')
 908                                 val ^= 1;
 909                         if ((cs->subtyp == ELSA_PCFPRO) && (val = 'G'))
 910                                 val = 'C';
 911                         printk(KERN_INFO
 912                                "Elsa: %s found at %#lx Rev.:%c IRQ %d\n",
 913                                Elsa_Types[cs->subtyp],
 914                                cs->hw.elsa.base,
 915                                val, cs->irq);
 916                         val = bytein(cs->hw.elsa.ale) & ELSA_S0_POWER_BAD;
 917                         if (val) {
 918                                 printk(KERN_WARNING
 919                                    "Elsa: Microlink S0 bus power bad\n");
 920                                 cs->hw.elsa.status |= ELSA_BAD_PWR;
 921                         }
 922                 } else {
 923                         printk(KERN_WARNING
 924                                "No Elsa Microlink found\n");
 925                         return (0);
 926                 }
 927         } else if (cs->typ == ISDN_CTYPE_ELSA_PNP) {
 928 #ifdef __ISAPNP__
 929                 if (!card->para[1] && isapnp_present()) {
 930                         struct pnp_dev *pnp_d;
 931                         while(ipid->card_vendor) {
 932                                 if ((pnp_c = pnp_find_card(ipid->card_vendor,
 933                                         ipid->card_device, pnp_c))) {
 934                                         pnp_d = NULL;
 935                                         if ((pnp_d = pnp_find_dev(pnp_c,
 936                                                 ipid->vendor, ipid->function, pnp_d))) {
 937                                                 int err;
 938
 939                                                 printk(KERN_INFO "HiSax: %s detected\n",
 940                                                         (char *)ipid->driver_data);
 941                                                 pnp_disable_dev(pnp_d);
 942                                                 err = pnp_activate_dev(pnp_d);
 943                                                 if (err<0) {
 944                                                         printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
 945                                                                 __FUNCTION__, err);
 946                                                         return(0);
 947                                                 }
 948                                                 card->para[1] = pnp_port_start(pnp_d, 0);
 949                                                 card->para[0] = pnp_irq(pnp_d, 0);
 950
 951                                                 if (!card->para[0] || !card->para[1]) {
 952                                                         printk(KERN_ERR "Elsa PnP:some resources are missing %ld/%lx\n",
 953                                                                 card->para[0], card->para[1]);
 954                                                         pnp_disable_dev(pnp_d);
 955                                                         return(0);
 956                                                 }
 957                                                 if (ipid->function == ISAPNP_FUNCTION(0x133))
 958                                                         cs->subtyp = ELSA_QS1000;
 959                                                 else
 960                                                         cs->subtyp = ELSA_QS3000;
 961                                                 break;
 962                                         } else {
 963                                                 printk(KERN_ERR "Elsa PnP: PnP error card found, no device\n");
 964                                                 return(0);
 965                                         }
 966                                 }
 967                                 ipid++;
 968                                 pnp_c=NULL;
 969                         }
 970                         if (!ipid->card_vendor) {
 971                                 printk(KERN_INFO "Elsa PnP: no ISAPnP card found\n");
 972                                 return(0);
 973                         }
 974                 }
 975 #endif
 976                 if (card->para[1] && card->para[0]) {
 977                         cs->hw.elsa.base = card->para[1];
 978                         cs->irq = card->para[0];
 979                         if (!cs->subtyp)
 980                                 cs->subtyp = ELSA_QS1000;
 981                 } else {
 982                         printk(KERN_ERR "Elsa PnP: no parameter\n");
 983                 }
 984                 cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 985                 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 986                 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 987                 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 988                 cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 989                 cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 990                 cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 991                 printk(KERN_INFO
 992                        "Elsa: %s defined at %#lx IRQ %d\n",
 993                        Elsa_Types[cs->subtyp],
 994                        cs->hw.elsa.base,
 995                        cs->irq);
 996         } else if (cs->typ == ISDN_CTYPE_ELSA_PCMCIA) {
 997                 cs->hw.elsa.base = card->para[1];
 998                 cs->irq = card->para[0];
 999                 val = readreg(cs->hw.elsa.base + 0, cs->hw.elsa.base + 2, IPAC_ID);
1000                 if ((val == 1) || (val == 2)) { /* IPAC version 1.1/1.2 */
1001                         cs->subtyp = ELSA_PCMCIA_IPAC;
1002                         cs->hw.elsa.ale = cs->hw.elsa.base + 0;
1003                         cs->hw.elsa.isac = cs->hw.elsa.base + 2;
1004                         cs->hw.elsa.hscx = cs->hw.elsa.base + 2;
1005                         test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1006                 } else {
1007                         cs->subtyp = ELSA_PCMCIA;
1008                         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE_PCM;
1009                         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC_PCM;
1010                         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
1011                 }
1012                 cs->hw.elsa.timer = 0;
1013                 cs->hw.elsa.trig = 0;
1014                 cs->hw.elsa.ctrl = 0;
1015                 cs->irq_flags |= IRQF_SHARED;
1016                 printk(KERN_INFO
1017                        "Elsa: %s defined at %#lx IRQ %d\n",
1018                        Elsa_Types[cs->subtyp],
1019                        cs->hw.elsa.base,
1020                        cs->irq);
1021         } else if (cs->typ == ISDN_CTYPE_ELSA_PCI) {
1022 #ifdef CONFIG_PCI
1023                 cs->subtyp = 0;
1024                 if ((dev_qs1000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1025                         PCI_DEVICE_ID_ELSA_MICROLINK, dev_qs1000))) {
1026                         if (pci_enable_device(dev_qs1000))
1027                                 return(0);
1028                         cs->subtyp = ELSA_QS1000PCI;
1029                         cs->irq = dev_qs1000->irq;
1030                         cs->hw.elsa.cfg = pci_resource_start(dev_qs1000, 1);
1031                         cs->hw.elsa.base = pci_resource_start(dev_qs1000, 3);
1032                 } else if ((dev_qs3000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1033                         PCI_DEVICE_ID_ELSA_QS3000, dev_qs3000))) {
1034                         if (pci_enable_device(dev_qs3000))
1035                                 return(0);
1036                         cs->subtyp = ELSA_QS3000PCI;
1037                         cs->irq = dev_qs3000->irq;
1038                         cs->hw.elsa.cfg = pci_resource_start(dev_qs3000, 1);
1039                         cs->hw.elsa.base = pci_resource_start(dev_qs3000, 3);
1040                 } else {
1041                         printk(KERN_WARNING "Elsa: No PCI card found\n");
1042                         return(0);
1043                 }
1044                 if (!cs->irq) {
1045                         printk(KERN_WARNING "Elsa: No IRQ for PCI card found\n");
1046                         return(0);
1047                 }
1048
1049                 if (!(cs->hw.elsa.base && cs->hw.elsa.cfg)) {
1050                         printk(KERN_WARNING "Elsa: No IO-Adr for PCI card found\n");
1051                         return(0);
1052                 }
1053                 if ((cs->hw.elsa.cfg & 0xff) || (cs->hw.elsa.base & 0xf)) {
1054                         printk(KERN_WARNING "Elsa: You may have a wrong PCI bios\n");
1055                         printk(KERN_WARNING "Elsa: If your system hangs now, read\n");
1056                         printk(KERN_WARNING "Elsa: Documentation/isdn/README.HiSax\n");
1057                 }
1058                 cs->hw.elsa.ale  = cs->hw.elsa.base;
1059                 cs->hw.elsa.isac = cs->hw.elsa.base +1;
1060                 cs->hw.elsa.hscx = cs->hw.elsa.base +1;
1061                 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1062                 cs->hw.elsa.timer = 0;
1063                 cs->hw.elsa.trig  = 0;
1064                 cs->irq_flags |= IRQF_SHARED;
1065                 printk(KERN_INFO
1066                        "Elsa: %s defined at %#lx/0x%x IRQ %d\n",
1067                        Elsa_Types[cs->subtyp],
1068                        cs->hw.elsa.base,
1069                        cs->hw.elsa.cfg,
1070                        cs->irq);
1071 #else
1072                 printk(KERN_WARNING "Elsa: Elsa PCI and NO_PCI_BIOS\n");
1073                 printk(KERN_WARNING "Elsa: unable to config Elsa PCI\n");
1074                 return (0);
1075 #endif /* CONFIG_PCI */
1076         } else
1077                 return (0);
1078
1079         switch (cs->subtyp) {
1080                 case ELSA_PC:
1081                 case ELSA_PCC8:
1082                 case ELSA_PCC16:
1083                 case ELSA_QS1000:
1084                 case ELSA_PCMCIA:
1085                 case ELSA_PCMCIA_IPAC:
1086                         bytecnt = 8;
1087                         break;
1088                 case ELSA_PCFPRO:
1089                 case ELSA_PCF:
1090                 case ELSA_QS3000:
1091                 case ELSA_QS3000PCI:
1092                         bytecnt = 16;
1093                         break;
1094                 case ELSA_QS1000PCI:
1095                         bytecnt = 2;
1096                         break;
1097                 default:
1098                         printk(KERN_WARNING
1099                                "Unknown ELSA subtype %d\n", cs->subtyp);
1100                         return (0);
1101         }
1102         /* In case of the elsa pcmcia card, this region is in use,
1103            reserved for us by the card manager. So we do not check it
1104            here, it would fail. */
1105         if (cs->typ != ISDN_CTYPE_ELSA_PCMCIA && !request_region(cs->hw.elsa.base, bytecnt, "elsa isdn")) {
1106                 printk(KERN_WARNING
1107                        "HiSax: %s config port %#lx-%#lx already in use\n",
1108                        CardType[card->typ],
1109                        cs->hw.elsa.base,
1110                        cs->hw.elsa.base + bytecnt);
1111                 return (0);
1112         }
1113         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI)) {
1114                 if (!request_region(cs->hw.elsa.cfg, 0x80, "elsa isdn pci")) {
1115                         printk(KERN_WARNING
1116                                "HiSax: %s pci port %x-%x already in use\n",
1117                                 CardType[card->typ],
1118                                 cs->hw.elsa.cfg,
1119                                 cs->hw.elsa.cfg + 0x80);
1120                         release_region(cs->hw.elsa.base, bytecnt);
1121                         return (0);
1122                 }
1123         }
1124 #if ARCOFI_USE
1125         init_arcofi(cs);
1126 #endif
1127         setup_isac(cs);
1128         cs->hw.elsa.tl.function = (void *) elsa_led_handler;
1129         cs->hw.elsa.tl.data = (long) cs;
1130         init_timer(&cs->hw.elsa.tl);
1131         /* Teste Timer */
1132         if (cs->hw.elsa.timer) {
1133                 byteout(cs->hw.elsa.trig, 0xff);
1134                 byteout(cs->hw.elsa.timer, 0);
1135                 if (!TimerRun(cs)) {
1136                         byteout(cs->hw.elsa.timer, 0);  /* 2. Versuch */
1137                         if (!TimerRun(cs)) {
1138                                 printk(KERN_WARNING
1139                                        "Elsa: timer do not start\n");
1140                                 release_io_elsa(cs);
1141                                 return (0);
1142                         }
1143                 }
1144                 HZDELAY((HZ/100) + 1);  /* wait >=10 ms */
1145                 if (TimerRun(cs)) {
1146                         printk(KERN_WARNING "Elsa: timer do not run down\n");
1147                         release_io_elsa(cs);
1148                         return (0);
1149                 }
1150                 printk(KERN_INFO "Elsa: timer OK; resetting card\n");
1151         }
1152         cs->BC_Read_Reg = &ReadHSCX;
1153         cs->BC_Write_Reg = &WriteHSCX;
1154         cs->BC_Send_Data = &hscx_fill_fifo;
1155         cs->cardmsg = &Elsa_card_msg;
1156         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
1157                 cs->readisac = &ReadISAC_IPAC;
1158                 cs->writeisac = &WriteISAC_IPAC;
1159                 cs->readisacfifo = &ReadISACfifo_IPAC;
1160                 cs->writeisacfifo = &WriteISACfifo_IPAC;
1161                 cs->irq_func = &elsa_interrupt_ipac;
1162                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ID);
1163                 printk(KERN_INFO "Elsa: IPAC version %x\n", val);
1164         } else {
1165                 cs->readisac = &ReadISAC;
1166                 cs->writeisac = &WriteISAC;
1167                 cs->readisacfifo = &ReadISACfifo;
1168                 cs->writeisacfifo = &WriteISACfifo;
1169                 cs->irq_func = &elsa_interrupt;
1170                 ISACVersion(cs, "Elsa:");
1171                 if (HscxVersion(cs, "Elsa:")) {
1172                         printk(KERN_WARNING
1173                                 "Elsa: wrong HSCX versions check IO address\n");
1174                         release_io_elsa(cs);
1175                         return (0);
1176                 }
1177         }
1178         if (cs->subtyp == ELSA_PC) {
1179                 val = readitac(cs, ITAC_SYS);
1180                 printk(KERN_INFO "Elsa: ITAC version %s\n", ITACVer[val & 7]);
1181                 writeitac(cs, ITAC_ISEN, 0);
1182                 writeitac(cs, ITAC_RFIE, 0);
1183                 writeitac(cs, ITAC_XFIE, 0);
1184                 writeitac(cs, ITAC_SCIE, 0);
1185                 writeitac(cs, ITAC_STIE, 0);
1186         }
1187         return (1);
1188 }