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 <linux/config.h>
  23 #include "hisax.h"
  24 #include "arcofi.h"
  25 #include "isac.h"
  26 #include "ipac.h"
  27 #include "hscx.h"
  28 #include "isdnl1.h"
  29 #include <linux/pci.h>
  30 #include <linux/isapnp.h>
  31 #include <linux/serial.h>
  32 #include <linux/serial_reg.h>
  33
  34 extern const char *CardType[];
  35
  36 const char *Elsa_revision = "$Revision: 2.32.2.4 $";
  37 const char *Elsa_Types[] =
  38 {"None", "PC", "PCC-8", "PCC-16", "PCF", "PCF-Pro",
  39  "PCMCIA", "QS 1000", "QS 3000", "Microlink PCI", "QS 3000 PCI",
  40  "PCMCIA-IPAC" };
  41
  42 const char *ITACVer[] =
  43 {"?0?", "?1?", "?2?", "?3?", "?4?", "V2.2",
  44  "B1", "A1"};
  45
  46 #define byteout(addr,val) outb(val,addr)
  47 #define bytein(addr) inb(addr)
  48
  49 #define ELSA_ISAC       0
  50 #define ELSA_ISAC_PCM   1
  51 #define ELSA_ITAC       1
  52 #define ELSA_HSCX       2
  53 #define ELSA_ALE        3
  54 #define ELSA_ALE_PCM    4
  55 #define ELSA_CONTROL    4
  56 #define ELSA_CONFIG     5
  57 #define ELSA_START_TIMER 6
  58 #define ELSA_TRIG_IRQ   7
  59
  60 #define ELSA_PC      1
  61 #define ELSA_PCC8    2
  62 #define ELSA_PCC16   3
  63 #define ELSA_PCF     4
  64 #define ELSA_PCFPRO  5
  65 #define ELSA_PCMCIA  6
  66 #define ELSA_QS1000  7
  67 #define ELSA_QS3000  8
  68 #define ELSA_QS1000PCI 9
  69 #define ELSA_QS3000PCI 10
  70 #define ELSA_PCMCIA_IPAC 11
  71
  72 /* PCI stuff */
  73 #define ELSA_PCI_IRQ_MASK       0x04
  74
  75 /* ITAC Registeradressen (only Microlink PC) */
  76 #define ITAC_SYS        0x34
  77 #define ITAC_ISEN       0x48
  78 #define ITAC_RFIE       0x4A
  79 #define ITAC_XFIE       0x4C
  80 #define ITAC_SCIE       0x4E
  81 #define ITAC_STIE       0x46
  82
  83 /***                                                                    ***
  84  ***   Makros als Befehle fuer die Kartenregister                       ***
  85  ***   (mehrere Befehle werden durch Bit-Oderung kombiniert)            ***
  86  ***                                                                    ***/
  87
  88 /* Config-Register (Read) */
  89 #define ELSA_TIMER_RUN       0x02       /* Bit 1 des Config-Reg     */
  90 #define ELSA_TIMER_RUN_PCC8  0x01       /* Bit 0 des Config-Reg  bei PCC */
  91 #define ELSA_IRQ_IDX       0x38 /* Bit 3,4,5 des Config-Reg */
  92 #define ELSA_IRQ_IDX_PCC8  0x30 /* Bit 4,5 des Config-Reg */
  93 #define ELSA_IRQ_IDX_PC    0x0c /* Bit 2,3 des Config-Reg */
  94
  95 /* Control-Register (Write) */
  96 #define ELSA_LINE_LED        0x02       /* Bit 1 Gelbe LED */
  97 #define ELSA_STAT_LED        0x08       /* Bit 3 Gruene LED */
  98 #define ELSA_ISDN_RESET      0x20       /* Bit 5 Reset-Leitung */
  99 #define ELSA_ENA_TIMER_INT   0x80       /* Bit 7 Freigabe Timer Interrupt */
 100
 101 /* ALE-Register (Read) */
 102 #define ELSA_HW_RELEASE      0x07       /* Bit 0-2 Hardwarerkennung */
 103 #define ELSA_S0_POWER_BAD    0x08       /* Bit 3 S0-Bus Spannung fehlt */
 104
 105 /* Status Flags */
 106 #define ELSA_TIMER_AKTIV 1
 107 #define ELSA_BAD_PWR     2
 108 #define ELSA_ASSIGN      4
 109
 110 #define RS_ISR_PASS_LIMIT 256
 111 #define _INLINE_ inline
 112 #define FLG_MODEM_ACTIVE 1
 113 /* IPAC AUX */
 114 #define ELSA_IPAC_LINE_LED      0x40    /* Bit 6 Gelbe LED */
 115 #define ELSA_IPAC_STAT_LED      0x80    /* Bit 7 Gruene LED */
 116
 117 #if ARCOFI_USE
 118 static struct arcofi_msg ARCOFI_XOP_F =
 119         {NULL,0,2,{0xa1,0x3f,0,0,0,0,0,0,0,0}}; /* Normal OP */
 120 static struct arcofi_msg ARCOFI_XOP_1 =
 121         {&ARCOFI_XOP_F,0,2,{0xa1,0x31,0,0,0,0,0,0,0,0}}; /* PWR UP */
 122 static struct arcofi_msg ARCOFI_SOP_F =
 123         {&ARCOFI_XOP_1,0,10,{0xa1,0x1f,0x00,0x50,0x10,0x00,0x00,0x80,0x02,0x12}};
 124 static struct arcofi_msg ARCOFI_COP_9 =
 125         {&ARCOFI_SOP_F,0,10,{0xa1,0x29,0x80,0xcb,0xe9,0x88,0x00,0xc8,0xd8,0x80}}; /* RX */
 126 static struct arcofi_msg ARCOFI_COP_8 =
 127         {&ARCOFI_COP_9,0,10,{0xa1,0x28,0x49,0x31,0x8,0x13,0x6e,0x88,0x2a,0x61}}; /* TX */
 128 static struct arcofi_msg ARCOFI_COP_7 =
 129         {&ARCOFI_COP_8,0,4,{0xa1,0x27,0x80,0x80,0,0,0,0,0,0}}; /* GZ */
 130 static struct arcofi_msg ARCOFI_COP_6 =
 131         {&ARCOFI_COP_7,0,6,{0xa1,0x26,0,0,0x82,0x7c,0,0,0,0}}; /* GRL GRH */
 132 static struct arcofi_msg ARCOFI_COP_5 =
 133         {&ARCOFI_COP_6,0,4,{0xa1,0x25,0xbb,0x4a,0,0,0,0,0,0}}; /* GTX */
 134 static struct arcofi_msg ARCOFI_VERSION =
 135         {NULL,1,2,{0xa0,0,0,0,0,0,0,0,0,0}};
 136 static struct arcofi_msg ARCOFI_XOP_0 =
 137         {NULL,0,2,{0xa1,0x30,0,0,0,0,0,0,0,0}}; /* PWR Down */
 138
 139 static void set_arcofi(struct IsdnCardState *cs, int bc);
 140
 141 #include "elsa_ser.c"
 142 #endif /* ARCOFI_USE */
 143
 144 static inline u_char
 145 readreg(unsigned int ale, unsigned int adr, u_char off)
 146 {
 147         register u_char ret;
 148
 149         byteout(ale, off);
 150         ret = bytein(adr);
 151         return (ret);
 152 }
 153
 154 static inline void
 155 readfifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 156 {
 157         byteout(ale, off);
 158         insb(adr, data, size);
 159 }
 160
 161
 162 static inline void
 163 writereg(unsigned int ale, unsigned int adr, u_char off, u_char data)
 164 {
 165         byteout(ale, off);
 166         byteout(adr, data);
 167 }
 168
 169 static inline void
 170 writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 171 {
 172         byteout(ale, off);
 173         outsb(adr, data, size);
 174 }
 175
 176 /* Interface functions */
 177
 178 static u_char
 179 ReadISAC(struct IsdnCardState *cs, u_char offset)
 180 {
 181         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset));
 182 }
 183
 184 static void
 185 WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
 186 {
 187         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset, value);
 188 }
 189
 190 static void
 191 ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 192 {
 193         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 194 }
 195
 196 static void
 197 WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 198 {
 199         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 200 }
 201
 202 static u_char
 203 ReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
 204 {
 205         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset+0x80));
 206 }
 207
 208 static void
 209 WriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
 210 {
 211         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset|0x80, value);
 212 }
 213
 214 static void
 215 ReadISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 216 {
 217         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 218 }
 219
 220 static void
 221 WriteISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 222 {
 223         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 224 }
 225
 226 static u_char
 227 ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
 228 {
 229         return (readreg(cs->hw.elsa.ale,
 230                         cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0)));
 231 }
 232
 233 static void
 234 WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 235 {
 236         writereg(cs->hw.elsa.ale,
 237                  cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0), value);
 238 }
 239
 240 static inline u_char
 241 readitac(struct IsdnCardState *cs, u_char off)
 242 {
 243         register u_char ret;
 244
 245         byteout(cs->hw.elsa.ale, off);
 246         ret = bytein(cs->hw.elsa.itac);
 247         return (ret);
 248 }
 249
 250 static inline void
 251 writeitac(struct IsdnCardState *cs, u_char off, u_char data)
 252 {
 253         byteout(cs->hw.elsa.ale, off);
 254         byteout(cs->hw.elsa.itac, data);
 255 }
 256
 257 static inline int
 258 TimerRun(struct IsdnCardState *cs)
 259 {
 260         register u_char v;
 261
 262         v = bytein(cs->hw.elsa.cfg);
 263         if ((cs->subtyp == ELSA_QS1000) || (cs->subtyp == ELSA_QS3000))
 264                 return (0 == (v & ELSA_TIMER_RUN));
 265         else if (cs->subtyp == ELSA_PCC8)
 266                 return (v & ELSA_TIMER_RUN_PCC8);
 267         return (v & ELSA_TIMER_RUN);
 268 }
 269 /*
 270  * fast interrupt HSCX stuff goes here
 271  */
 272
 273 #define READHSCX(cs, nr, reg) readreg(cs->hw.elsa.ale, \
 274                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0))
 275 #define WRITEHSCX(cs, nr, reg, data) writereg(cs->hw.elsa.ale, \
 276                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0), data)
 277
 278 #define READHSCXFIFO(cs, nr, ptr, cnt) readfifo(cs->hw.elsa.ale, \
 279                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 280
 281 #define WRITEHSCXFIFO(cs, nr, ptr, cnt) writefifo(cs->hw.elsa.ale, \
 282                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 283
 284 #include "hscx_irq.c"
 285
 286 static irqreturn_t
 287 elsa_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 288 {
 289         struct IsdnCardState *cs = dev_id;
 290         u_long flags;
 291         u_char val;
 292         int icnt=5;
 293
 294         if ((cs->typ == ISDN_CTYPE_ELSA_PCMCIA) && (*cs->busy_flag == 1)) {
 295         /* The card tends to generate interrupts while being removed
 296            causing us to just crash the kernel. bad. */
 297                 printk(KERN_WARNING "Elsa: card not available!\n");
 298                 return IRQ_NONE;
 299         }
 300         spin_lock_irqsave(&cs->lock, flags);
 301 #if ARCOFI_USE
 302         if (cs->hw.elsa.MFlag) {
 303                 val = serial_inp(cs, UART_IIR);
 304                 if (!(val & UART_IIR_NO_INT)) {
 305                         debugl1(cs,"IIR %02x", val);
 306                         rs_interrupt_elsa(intno, cs);
 307                 }
 308         }
 309 #endif
 310         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 311       Start_HSCX:
 312         if (val) {
 313                 hscx_int_main(cs, val);
 314         }
 315         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 316       Start_ISAC:
 317         if (val) {
 318                 isac_interrupt(cs, val);
 319         }
 320         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 321         if (val && icnt) {
 322                 if (cs->debug & L1_DEB_HSCX)
 323                         debugl1(cs, "HSCX IntStat after IntRoutine");
 324                 icnt--;
 325                 goto Start_HSCX;
 326         }
 327         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 328         if (val && icnt) {
 329                 if (cs->debug & L1_DEB_ISAC)
 330                         debugl1(cs, "ISAC IntStat after IntRoutine");
 331                 icnt--;
 332                 goto Start_ISAC;
 333         }
 334         if (!icnt)
 335                 printk(KERN_WARNING"ELSA IRQ LOOP\n");
 336         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0xFF);
 337         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0xFF);
 338         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0xFF);
 339         if (cs->hw.elsa.status & ELSA_TIMER_AKTIV) {
 340                 if (!TimerRun(cs)) {
 341                         /* Timer Restart */
 342                         byteout(cs->hw.elsa.timer, 0);
 343                         cs->hw.elsa.counter++;
 344                 }
 345         }
 346 #if ARCOFI_USE
 347         if (cs->hw.elsa.MFlag) {
 348                 val = serial_inp(cs, UART_MCR);
 349                 val ^= 0x8;
 350                 serial_outp(cs, UART_MCR, val);
 351                 val = serial_inp(cs, UART_MCR);
 352                 val ^= 0x8;
 353                 serial_outp(cs, UART_MCR, val);
 354         }
 355 #endif
 356         if (cs->hw.elsa.trig)
 357                 byteout(cs->hw.elsa.trig, 0x00);
 358         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0x0);
 359         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0x0);
 360         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0x0);
 361         spin_unlock_irqrestore(&cs->lock, flags);
 362         return IRQ_HANDLED;
 363 }
 364
 365 static irqreturn_t
 366 elsa_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
 367 {
 368         struct IsdnCardState *cs = dev_id;
 369         u_long flags;
 370         u_char ista,val;
 371         int icnt=5;
 372
 373         spin_lock_irqsave(&cs->lock, flags);
 374         if (cs->subtyp == ELSA_QS1000PCI || cs->subtyp == ELSA_QS3000PCI) {
 375                 val = bytein(cs->hw.elsa.cfg + 0x4c); /* PCI IRQ */
 376                 if (!(val & ELSA_PCI_IRQ_MASK)) {
 377                         spin_unlock_irqrestore(&cs->lock, flags);
 378                         return IRQ_NONE;
 379                 }
 380         }
 381 #if ARCOFI_USE
 382         if (cs->hw.elsa.MFlag) {
 383                 val = serial_inp(cs, UART_IIR);
 384                 if (!(val & UART_IIR_NO_INT)) {
 385                         debugl1(cs,"IIR %02x", val);
 386                         rs_interrupt_elsa(intno, cs);
 387                 }
 388         }
 389 #endif
 390         ista = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 391 Start_IPAC:
 392         if (cs->debug & L1_DEB_IPAC)
 393                 debugl1(cs, "IPAC ISTA %02X", ista);
 394         if (ista & 0x0f) {
 395                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 396                 if (ista & 0x01)
 397                         val |= 0x01;
 398                 if (ista & 0x04)
 399                         val |= 0x02;
 400                 if (ista & 0x08)
 401                         val |= 0x04;
 402                 if (val)
 403                         hscx_int_main(cs, val);
 404         }
 405         if (ista & 0x20) {
 406                 val = 0xfe & readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA + 0x80);
 407                 if (val) {
 408                         isac_interrupt(cs, val);
 409                 }
 410         }
 411         if (ista & 0x10) {
 412                 val = 0x01;
 413                 isac_interrupt(cs, val);
 414         }
 415         ista  = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 416         if ((ista & 0x3f) && icnt) {
 417                 icnt--;
 418                 goto Start_IPAC;
 419         }
 420         if (!icnt)
 421                 printk(KERN_WARNING "ELSA IRQ LOOP\n");
 422         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xFF);
 423         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xC0);
 424         spin_unlock_irqrestore(&cs->lock, flags);
 425         return IRQ_HANDLED;
 426 }
 427
 428 void
 429 release_io_elsa(struct IsdnCardState *cs)
 430 {
 431         int bytecnt = 8;
 432
 433         del_timer(&cs->hw.elsa.tl);
 434 #if ARCOFI_USE
 435         clear_arcofi(cs);
 436 #endif
 437         if (cs->hw.elsa.ctrl)
 438                 byteout(cs->hw.elsa.ctrl, 0);   /* LEDs Out */
 439         if (cs->subtyp == ELSA_QS1000PCI) {
 440                 byteout(cs->hw.elsa.cfg + 0x4c, 0x01);  /* disable IRQ */
 441                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 442                 bytecnt = 2;
 443                 release_region(cs->hw.elsa.cfg, 0x80);
 444         }
 445         if (cs->subtyp == ELSA_QS3000PCI) {
 446                 byteout(cs->hw.elsa.cfg + 0x4c, 0x03); /* disable ELSA PCI IRQ */
 447                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 448                 release_region(cs->hw.elsa.cfg, 0x80);
 449         }
 450         if (cs->subtyp == ELSA_PCMCIA_IPAC) {
 451                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 452         }
 453         if ((cs->subtyp == ELSA_PCFPRO) ||
 454                 (cs->subtyp == ELSA_QS3000) ||
 455                 (cs->subtyp == ELSA_PCF) ||
 456                 (cs->subtyp == ELSA_QS3000PCI)) {
 457                 bytecnt = 16;
 458 #if ARCOFI_USE
 459                 release_modem(cs);
 460 #endif
 461         }
 462         if (cs->hw.elsa.base)
 463                 release_region(cs->hw.elsa.base, bytecnt);
 464 }
 465
 466 static void
 467 reset_elsa(struct IsdnCardState *cs)
 468 {
 469         if (cs->hw.elsa.timer) {
 470                 /* Wait 1 Timer */
 471                 byteout(cs->hw.elsa.timer, 0);
 472                 while (TimerRun(cs));
 473                 cs->hw.elsa.ctrl_reg |= 0x50;
 474                 cs->hw.elsa.ctrl_reg &= ~ELSA_ISDN_RESET;       /* Reset On */
 475                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 476                 /* Wait 1 Timer */
 477                 byteout(cs->hw.elsa.timer, 0);
 478                 while (TimerRun(cs));
 479                 cs->hw.elsa.ctrl_reg |= ELSA_ISDN_RESET;        /* Reset Off */
 480                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 481                 /* Wait 1 Timer */
 482                 byteout(cs->hw.elsa.timer, 0);
 483                 while (TimerRun(cs));
 484                 if (cs->hw.elsa.trig)
 485                         byteout(cs->hw.elsa.trig, 0xff);
 486         }
 487         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
 488                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x20);
 489                 mdelay(10);
 490                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x00);
 491                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xc0);
 492                 mdelay(10);
 493                 if (cs->subtyp != ELSA_PCMCIA_IPAC) {
 494                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x0);
 495                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0x3c);
 496                 } else {
 497                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_PCFG, 0x10);
 498                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x4);
 499                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0xf8);
 500                 }
 501                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 502                 if (cs->subtyp == ELSA_QS1000PCI)
 503                         byteout(cs->hw.elsa.cfg + 0x4c, 0x41); /* enable ELSA PCI IRQ */
 504                 else if (cs->subtyp == ELSA_QS3000PCI)
 505                         byteout(cs->hw.elsa.cfg + 0x4c, 0x43); /* enable ELSA PCI IRQ */
 506         }
 507 }
 508
 509 #if ARCOFI_USE
 510
 511 static void
 512 set_arcofi(struct IsdnCardState *cs, int bc) {
 513         cs->dc.isac.arcofi_bc = bc;
 514         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_COP_5);
 515         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 516 }
 517
 518 static int
 519 check_arcofi(struct IsdnCardState *cs)
 520 {
 521         int arcofi_present = 0;
 522         char tmp[40];
 523         char *t;
 524         u_char *p;
 525
 526         if (!cs->dc.isac.mon_tx)
 527                 if (!(cs->dc.isac.mon_tx=kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
 528                         if (cs->debug & L1_DEB_WARN)
 529                                 debugl1(cs, "ISAC MON TX out of buffers!");
 530                         return(0);
 531                 }
 532         cs->dc.isac.arcofi_bc = 0;
 533         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_VERSION);
 534         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 535         if (!test_and_clear_bit(FLG_ARCOFI_ERROR, &cs->HW_Flags)) {
 536                         debugl1(cs, "Arcofi response received %d bytes", cs->dc.isac.mon_rxp);
 537                         p = cs->dc.isac.mon_rx;
 538                         t = tmp;
 539                         t += sprintf(tmp, "Arcofi data");
 540                         QuickHex(t, p, cs->dc.isac.mon_rxp);
 541                         debugl1(cs, tmp);
 542                         if ((cs->dc.isac.mon_rxp == 2) && (cs->dc.isac.mon_rx[0] == 0xa0)) {
 543                                 switch(cs->dc.isac.mon_rx[1]) {
 544                                         case 0x80:
 545                                                 debugl1(cs, "Arcofi 2160 detected");
 546                                                 arcofi_present = 1;
 547                                                 break;
 548                                         case 0x82:
 549                                                 debugl1(cs, "Arcofi 2165 detected");
 550                                                 arcofi_present = 2;
 551                                                 break;
 552                                         case 0x84:
 553                                                 debugl1(cs, "Arcofi 2163 detected");
 554                                                 arcofi_present = 3;
 555                                                 break;
 556                                         default:
 557                                                 debugl1(cs, "unknown Arcofi response");
 558                                                 break;
 559                                 }
 560                         } else
 561                                 debugl1(cs, "undefined Monitor response");
 562                         cs->dc.isac.mon_rxp = 0;
 563         } else if (cs->dc.isac.mon_tx) {
 564                 debugl1(cs, "Arcofi not detected");
 565         }
 566         if (arcofi_present) {
 567                 if (cs->subtyp==ELSA_QS1000) {
 568                         cs->subtyp = ELSA_QS3000;
 569                         printk(KERN_INFO
 570                                 "Elsa: %s detected modem at 0x%lx\n",
 571                                 Elsa_Types[cs->subtyp],
 572                                 cs->hw.elsa.base+8);
 573                         release_region(cs->hw.elsa.base, 8);
 574                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 575                                 printk(KERN_WARNING
 576                                         "HiSax: %s config port %lx-%lx already in use\n",
 577                                         Elsa_Types[cs->subtyp],
 578                                         cs->hw.elsa.base + 8,
 579                                         cs->hw.elsa.base + 16);
 580                         }
 581                 } else if (cs->subtyp==ELSA_PCC16) {
 582                         cs->subtyp = ELSA_PCF;
 583                         printk(KERN_INFO
 584                                 "Elsa: %s detected modem at 0x%lx\n",
 585                                 Elsa_Types[cs->subtyp],
 586                                 cs->hw.elsa.base+8);
 587                         release_region(cs->hw.elsa.base, 8);
 588                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 589                                 printk(KERN_WARNING
 590                                         "HiSax: %s config port %lx-%lx already in use\n",
 591                                         Elsa_Types[cs->subtyp],
 592                                         cs->hw.elsa.base + 8,
 593                                         cs->hw.elsa.base + 16);
 594                         }
 595                 } else
 596                         printk(KERN_INFO
 597                                 "Elsa: %s detected modem at 0x%lx\n",
 598                                 Elsa_Types[cs->subtyp],
 599                                 cs->hw.elsa.base+8);
 600                 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_XOP_0);
 601                 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 602                 return(1);
 603         }
 604         return(0);
 605 }
 606 #endif /* ARCOFI_USE */
 607
 608 static void
 609 elsa_led_handler(struct IsdnCardState *cs)
 610 {
 611         int blink = 0;
 612
 613         if (cs->subtyp == ELSA_PCMCIA || cs->subtyp == ELSA_PCMCIA_IPAC)
 614                 return;
 615         del_timer(&cs->hw.elsa.tl);
 616         if (cs->hw.elsa.status & ELSA_ASSIGN)
 617                 cs->hw.elsa.ctrl_reg |= ELSA_STAT_LED;
 618         else if (cs->hw.elsa.status & ELSA_BAD_PWR)
 619                 cs->hw.elsa.ctrl_reg &= ~ELSA_STAT_LED;
 620         else {
 621                 cs->hw.elsa.ctrl_reg ^= ELSA_STAT_LED;
 622                 blink = 250;
 623         }
 624         if (cs->hw.elsa.status & 0xf000)
 625                 cs->hw.elsa.ctrl_reg |= ELSA_LINE_LED;
 626         else if (cs->hw.elsa.status & 0x0f00) {
 627                 cs->hw.elsa.ctrl_reg ^= ELSA_LINE_LED;
 628                 blink = 500;
 629         } else
 630                 cs->hw.elsa.ctrl_reg &= ~ELSA_LINE_LED;
 631
 632         if ((cs->subtyp == ELSA_QS1000PCI) ||
 633                 (cs->subtyp == ELSA_QS3000PCI)) {
 634                 u_char led = 0xff;
 635                 if (cs->hw.elsa.ctrl_reg & ELSA_LINE_LED)
 636                         led ^= ELSA_IPAC_LINE_LED;
 637                 if (cs->hw.elsa.ctrl_reg & ELSA_STAT_LED)
 638                         led ^= ELSA_IPAC_STAT_LED;
 639                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, led);
 640         } else
 641                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 642         if (blink) {
 643                 init_timer(&cs->hw.elsa.tl);
 644                 cs->hw.elsa.tl.expires = jiffies + ((blink * HZ) / 1000);
 645                 add_timer(&cs->hw.elsa.tl);
 646         }
 647 }
 648
 649 static int
 650 Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
 651 {
 652         int ret = 0;
 653         u_long flags;
 654
 655         switch (mt) {
 656                 case CARD_RESET:
 657                         spin_lock_irqsave(&cs->lock, flags);
 658                         reset_elsa(cs);
 659                         spin_unlock_irqrestore(&cs->lock, flags);
 660                         return(0);
 661                 case CARD_RELEASE:
 662                         release_io_elsa(cs);
 663                         return(0);
 664                 case CARD_INIT:
 665                         spin_lock_irqsave(&cs->lock, flags);
 666                         cs->debug |= L1_DEB_IPAC;
 667                         reset_elsa(cs);
 668                         inithscxisac(cs, 1);
 669                         if ((cs->subtyp == ELSA_QS1000) ||
 670                             (cs->subtyp == ELSA_QS3000))
 671                         {
 672                                 byteout(cs->hw.elsa.timer, 0);
 673                         }
 674                         if (cs->hw.elsa.trig)
 675                                 byteout(cs->hw.elsa.trig, 0xff);
 676                         inithscxisac(cs, 2);
 677                         spin_unlock_irqrestore(&cs->lock, flags);
 678                         return(0);
 679                 case CARD_TEST:
 680                         if ((cs->subtyp == ELSA_PCMCIA) ||
 681                                 (cs->subtyp == ELSA_PCMCIA_IPAC) ||
 682                                 (cs->subtyp == ELSA_QS1000PCI)) {
 683                                 return(0);
 684                         } else if (cs->subtyp == ELSA_QS3000PCI) {
 685                                 ret = 0;
 686                         } else {
 687                                 spin_lock_irqsave(&cs->lock, flags);
 688                                 cs->hw.elsa.counter = 0;
 689                                 cs->hw.elsa.ctrl_reg |= ELSA_ENA_TIMER_INT;
 690                                 cs->hw.elsa.status |= ELSA_TIMER_AKTIV;
 691                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 692                                 byteout(cs->hw.elsa.timer, 0);
 693                                 spin_unlock_irqrestore(&cs->lock, flags);
 694                                 msleep(110);
 695                                 spin_lock_irqsave(&cs->lock, flags);
 696                                 cs->hw.elsa.ctrl_reg &= ~ELSA_ENA_TIMER_INT;
 697                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 698                                 cs->hw.elsa.status &= ~ELSA_TIMER_AKTIV;
 699                                 spin_unlock_irqrestore(&cs->lock, flags);
 700                                 printk(KERN_INFO "Elsa: %d timer tics in 110 msek\n",
 701                                        cs->hw.elsa.counter);
 702                                 if ((cs->hw.elsa.counter > 10) &&
 703                                         (cs->hw.elsa.counter < 16)) {
 704                                         printk(KERN_INFO "Elsa: timer and irq OK\n");
 705                                         ret = 0;
 706                                 } else {
 707                                         printk(KERN_WARNING
 708                                                "Elsa: timer tic problem (%d/12) maybe an IRQ(%d) conflict\n",
 709                                                cs->hw.elsa.counter, cs->irq);
 710                                         ret = 1;
 711                                 }
 712                         }
 713 #if ARCOFI_USE
 714                         if (check_arcofi(cs)) {
 715                                 init_modem(cs);
 716                         }
 717 #endif
 718                         elsa_led_handler(cs);
 719                         return(ret);
 720                 case (MDL_REMOVE | REQUEST):
 721                         cs->hw.elsa.status &= 0;
 722                         break;
 723                 case (MDL_ASSIGN | REQUEST):
 724                         cs->hw.elsa.status |= ELSA_ASSIGN;
 725                         break;
 726                 case MDL_INFO_SETUP:
 727                         if ((long) arg)
 728                                 cs->hw.elsa.status |= 0x0200;
 729                         else
 730                                 cs->hw.elsa.status |= 0x0100;
 731                         break;
 732                 case MDL_INFO_CONN:
 733                         if ((long) arg)
 734                                 cs->hw.elsa.status |= 0x2000;
 735                         else
 736                                 cs->hw.elsa.status |= 0x1000;
 737                         break;
 738                 case MDL_INFO_REL:
 739                         if ((long) arg) {
 740                                 cs->hw.elsa.status &= ~0x2000;
 741                                 cs->hw.elsa.status &= ~0x0200;
 742                         } else {
 743                                 cs->hw.elsa.status &= ~0x1000;
 744                                 cs->hw.elsa.status &= ~0x0100;
 745                         }
 746                         break;
 747 #if ARCOFI_USE
 748                 case CARD_AUX_IND:
 749                         if (cs->hw.elsa.MFlag) {
 750                                 int len;
 751                                 u_char *msg;
 752
 753                                 if (!arg)
 754                                         return(0);
 755                                 msg = arg;
 756                                 len = *msg;
 757                                 msg++;
 758                                 modem_write_cmd(cs, msg, len);
 759                         }
 760                         break;
 761 #endif
 762         }
 763         if (cs->typ == ISDN_CTYPE_ELSA) {
 764                 int pwr = bytein(cs->hw.elsa.ale);
 765                 if (pwr & 0x08)
 766                         cs->hw.elsa.status |= ELSA_BAD_PWR;
 767                 else
 768                         cs->hw.elsa.status &= ~ELSA_BAD_PWR;
 769         }
 770         elsa_led_handler(cs);
 771         return(ret);
 772 }
 773
 774 static unsigned char
 775 probe_elsa_adr(unsigned int adr, int typ)
 776 {
 777         int i, in1, in2, p16_1 = 0, p16_2 = 0, p8_1 = 0, p8_2 = 0, pc_1 = 0,
 778          pc_2 = 0, pfp_1 = 0, pfp_2 = 0;
 779
 780         /* In case of the elsa pcmcia card, this region is in use,
 781            reserved for us by the card manager. So we do not check it
 782            here, it would fail. */
 783         if (typ != ISDN_CTYPE_ELSA_PCMCIA) {
 784                 if (request_region(adr, 8, "elsa card")) {
 785                         release_region(adr, 8);
 786                 } else {
 787                         printk(KERN_WARNING
 788                                "Elsa: Probing Port 0x%x: already in use\n", adr);
 789                         return (0);
 790                 }
 791         }
 792         for (i = 0; i < 16; i++) {
 793                 in1 = inb(adr + ELSA_CONFIG);   /* 'toggelt' bei */
 794                 in2 = inb(adr + ELSA_CONFIG);   /* jedem Zugriff */
 795                 p16_1 += 0x04 & in1;
 796                 p16_2 += 0x04 & in2;
 797                 p8_1 += 0x02 & in1;
 798                 p8_2 += 0x02 & in2;
 799                 pc_1 += 0x01 & in1;
 800                 pc_2 += 0x01 & in2;
 801                 pfp_1 += 0x40 & in1;
 802                 pfp_2 += 0x40 & in2;
 803         }
 804         printk(KERN_INFO "Elsa: Probing IO 0x%x", adr);
 805         if (65 == ++p16_1 * ++p16_2) {
 806                 printk(" PCC-16/PCF found\n");
 807                 return (ELSA_PCC16);
 808         } else if (1025 == ++pfp_1 * ++pfp_2) {
 809                 printk(" PCF-Pro found\n");
 810                 return (ELSA_PCFPRO);
 811         } else if (33 == ++p8_1 * ++p8_2) {
 812                 printk(" PCC8 found\n");
 813                 return (ELSA_PCC8);
 814         } else if (17 == ++pc_1 * ++pc_2) {
 815                 printk(" PC found\n");
 816                 return (ELSA_PC);
 817         } else {
 818                 printk(" failed\n");
 819                 return (0);
 820         }
 821 }
 822
 823 static unsigned int
 824 probe_elsa(struct IsdnCardState *cs)
 825 {
 826         int i;
 827         unsigned int CARD_portlist[] =
 828         {0x160, 0x170, 0x260, 0x360, 0};
 829
 830         for (i = 0; CARD_portlist[i]; i++) {
 831                 if ((cs->subtyp = probe_elsa_adr(CARD_portlist[i], cs->typ)))
 832                         break;
 833         }
 834         return (CARD_portlist[i]);
 835 }
 836
 837 static  struct pci_dev *dev_qs1000 __devinitdata = NULL;
 838 static  struct pci_dev *dev_qs3000 __devinitdata = NULL;
 839
 840 #ifdef __ISAPNP__
 841 static struct isapnp_device_id elsa_ids[] __devinitdata = {
 842         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 843           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 844           (unsigned long) "Elsa QS1000" },
 845         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 846           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 847           (unsigned long) "Elsa QS3000" },
 848         { 0, }
 849 };
 850
 851 static struct isapnp_device_id *ipid __devinitdata = &elsa_ids[0];
 852 static struct pnp_card *pnp_c __devinitdata = NULL;
 853 #endif
 854
 855 int __devinit
 856 setup_elsa(struct IsdnCard *card)
 857 {
 858         int bytecnt;
 859         u_char val;
 860         struct IsdnCardState *cs = card->cs;
 861         char tmp[64];
 862
 863         strcpy(tmp, Elsa_revision);
 864         printk(KERN_INFO "HiSax: Elsa driver Rev. %s\n", HiSax_getrev(tmp));
 865         cs->hw.elsa.ctrl_reg = 0;
 866         cs->hw.elsa.status = 0;
 867         cs->hw.elsa.MFlag = 0;
 868         cs->subtyp = 0;
 869         if (cs->typ == ISDN_CTYPE_ELSA) {
 870                 cs->hw.elsa.base = card->para[0];
 871                 printk(KERN_INFO "Elsa: Microlink IO probing\n");
 872                 if (cs->hw.elsa.base) {
 873                         if (!(cs->subtyp = probe_elsa_adr(cs->hw.elsa.base,
 874                                                           cs->typ))) {
 875                                 printk(KERN_WARNING
 876                                        "Elsa: no Elsa Microlink at %#lx\n",
 877                                        cs->hw.elsa.base);
 878                                 return (0);
 879                         }
 880                 } else
 881                         cs->hw.elsa.base = probe_elsa(cs);
 882                 if (cs->hw.elsa.base) {
 883                         cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 884                         cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 885                         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 886                         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 887                         cs->hw.elsa.itac = cs->hw.elsa.base + ELSA_ITAC;
 888                         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 889                         cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 890                         cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 891                         val = bytein(cs->hw.elsa.cfg);
 892                         if (cs->subtyp == ELSA_PC) {
 893                                 const u_char CARD_IrqTab[8] =
 894                                 {7, 3, 5, 9, 0, 0, 0, 0};
 895                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PC) >> 2];
 896                         } else if (cs->subtyp == ELSA_PCC8) {
 897                                 const u_char CARD_IrqTab[8] =
 898                                 {7, 3, 5, 9, 0, 0, 0, 0};
 899                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PCC8) >> 4];
 900                         } else {
 901                                 const u_char CARD_IrqTab[8] =
 902                                 {15, 10, 15, 3, 11, 5, 11, 9};
 903                                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX) >> 3];
 904                         }
 905                         val = bytein(cs->hw.elsa.ale) & ELSA_HW_RELEASE;
 906                         if (val < 3)
 907                                 val |= 8;
 908                         val += 'A' - 3;
 909                         if (val == 'B' || val == 'C')
 910                                 val ^= 1;
 911                         if ((cs->subtyp == ELSA_PCFPRO) && (val = 'G'))
 912                                 val = 'C';
 913                         printk(KERN_INFO
 914                                "Elsa: %s found at %#lx Rev.:%c IRQ %d\n",
 915                                Elsa_Types[cs->subtyp],
 916                                cs->hw.elsa.base,
 917                                val, cs->irq);
 918                         val = bytein(cs->hw.elsa.ale) & ELSA_S0_POWER_BAD;
 919                         if (val) {
 920                                 printk(KERN_WARNING
 921                                    "Elsa: Microlink S0 bus power bad\n");
 922                                 cs->hw.elsa.status |= ELSA_BAD_PWR;
 923                         }
 924                 } else {
 925                         printk(KERN_WARNING
 926                                "No Elsa Microlink found\n");
 927                         return (0);
 928                 }
 929         } else if (cs->typ == ISDN_CTYPE_ELSA_PNP) {
 930 #ifdef __ISAPNP__
 931                 if (!card->para[1] && isapnp_present()) {
 932                         struct pnp_dev *pnp_d;
 933                         while(ipid->card_vendor) {
 934                                 if ((pnp_c = pnp_find_card(ipid->card_vendor,
 935                                         ipid->card_device, pnp_c))) {
 936                                         pnp_d = NULL;
 937                                         if ((pnp_d = pnp_find_dev(pnp_c,
 938                                                 ipid->vendor, ipid->function, pnp_d))) {
 939                                                 int err;
 940
 941                                                 printk(KERN_INFO "HiSax: %s detected\n",
 942                                                         (char *)ipid->driver_data);
 943                                                 pnp_disable_dev(pnp_d);
 944                                                 err = pnp_activate_dev(pnp_d);
 945                                                 if (err<0) {
 946                                                         printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
 947                                                                 __FUNCTION__, err);
 948                                                         return(0);
 949                                                 }
 950                                                 card->para[1] = pnp_port_start(pnp_d, 0);
 951                                                 card->para[0] = pnp_irq(pnp_d, 0);
 952
 953                                                 if (!card->para[0] || !card->para[1]) {
 954                                                         printk(KERN_ERR "Elsa PnP:some resources are missing %ld/%lx\n",
 955                                                                 card->para[0], card->para[1]);
 956                                                         pnp_disable_dev(pnp_d);
 957                                                         return(0);
 958                                                 }
 959                                                 if (ipid->function == ISAPNP_FUNCTION(0x133))
 960                                                         cs->subtyp = ELSA_QS1000;
 961                                                 else
 962                                                         cs->subtyp = ELSA_QS3000;
 963                                                 break;
 964                                         } else {
 965                                                 printk(KERN_ERR "Elsa PnP: PnP error card found, no device\n");
 966                                                 return(0);
 967                                         }
 968                                 }
 969                                 ipid++;
 970                                 pnp_c=NULL;
 971                         }
 972                         if (!ipid->card_vendor) {
 973                                 printk(KERN_INFO "Elsa PnP: no ISAPnP card found\n");
 974                                 return(0);
 975                         }
 976                 }
 977 #endif
 978                 if (card->para[1] && card->para[0]) {
 979                         cs->hw.elsa.base = card->para[1];
 980                         cs->irq = card->para[0];
 981                         if (!cs->subtyp)
 982                                 cs->subtyp = ELSA_QS1000;
 983                 } else {
 984                         printk(KERN_ERR "Elsa PnP: no parameter\n");
 985                 }
 986                 cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 987                 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 988                 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 989                 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 990                 cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 991                 cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 992                 cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 993                 printk(KERN_INFO
 994                        "Elsa: %s defined at %#lx IRQ %d\n",
 995                        Elsa_Types[cs->subtyp],
 996                        cs->hw.elsa.base,
 997                        cs->irq);
 998         } else if (cs->typ == ISDN_CTYPE_ELSA_PCMCIA) {
 999                 cs->hw.elsa.base = card->para[1];
1000                 cs->irq = card->para[0];
1001                 val = readreg(cs->hw.elsa.base + 0, cs->hw.elsa.base + 2, IPAC_ID);
1002                 if ((val == 1) || (val == 2)) { /* IPAC version 1.1/1.2 */
1003                         cs->subtyp = ELSA_PCMCIA_IPAC;
1004                         cs->hw.elsa.ale = cs->hw.elsa.base + 0;
1005                         cs->hw.elsa.isac = cs->hw.elsa.base + 2;
1006                         cs->hw.elsa.hscx = cs->hw.elsa.base + 2;
1007                         test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1008                 } else {
1009                         cs->subtyp = ELSA_PCMCIA;
1010                         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE_PCM;
1011                         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC_PCM;
1012                         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
1013                 }
1014                 cs->hw.elsa.timer = 0;
1015                 cs->hw.elsa.trig = 0;
1016                 cs->hw.elsa.ctrl = 0;
1017                 cs->irq_flags |= SA_SHIRQ;
1018                 printk(KERN_INFO
1019                        "Elsa: %s defined at %#lx IRQ %d\n",
1020                        Elsa_Types[cs->subtyp],
1021                        cs->hw.elsa.base,
1022                        cs->irq);
1023         } else if (cs->typ == ISDN_CTYPE_ELSA_PCI) {
1024 #ifdef CONFIG_PCI
1025                 cs->subtyp = 0;
1026                 if ((dev_qs1000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1027                         PCI_DEVICE_ID_ELSA_MICROLINK, dev_qs1000))) {
1028                         if (pci_enable_device(dev_qs1000))
1029                                 return(0);
1030                         cs->subtyp = ELSA_QS1000PCI;
1031                         cs->irq = dev_qs1000->irq;
1032                         cs->hw.elsa.cfg = pci_resource_start(dev_qs1000, 1);
1033                         cs->hw.elsa.base = pci_resource_start(dev_qs1000, 3);
1034                 } else if ((dev_qs3000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1035                         PCI_DEVICE_ID_ELSA_QS3000, dev_qs3000))) {
1036                         if (pci_enable_device(dev_qs3000))
1037                                 return(0);
1038                         cs->subtyp = ELSA_QS3000PCI;
1039                         cs->irq = dev_qs3000->irq;
1040                         cs->hw.elsa.cfg = pci_resource_start(dev_qs3000, 1);
1041                         cs->hw.elsa.base = pci_resource_start(dev_qs3000, 3);
1042                 } else {
1043                         printk(KERN_WARNING "Elsa: No PCI card found\n");
1044                         return(0);
1045                 }
1046                 if (!cs->irq) {
1047                         printk(KERN_WARNING "Elsa: No IRQ for PCI card found\n");
1048                         return(0);
1049                 }
1050
1051                 if (!(cs->hw.elsa.base && cs->hw.elsa.cfg)) {
1052                         printk(KERN_WARNING "Elsa: No IO-Adr for PCI card found\n");
1053                         return(0);
1054                 }
1055                 if ((cs->hw.elsa.cfg & 0xff) || (cs->hw.elsa.base & 0xf)) {
1056                         printk(KERN_WARNING "Elsa: You may have a wrong PCI bios\n");
1057                         printk(KERN_WARNING "Elsa: If your system hangs now, read\n");
1058                         printk(KERN_WARNING "Elsa: Documentation/isdn/README.HiSax\n");
1059                 }
1060                 cs->hw.elsa.ale  = cs->hw.elsa.base;
1061                 cs->hw.elsa.isac = cs->hw.elsa.base +1;
1062                 cs->hw.elsa.hscx = cs->hw.elsa.base +1;
1063                 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1064                 cs->hw.elsa.timer = 0;
1065                 cs->hw.elsa.trig  = 0;
1066                 cs->irq_flags |= SA_SHIRQ;
1067                 printk(KERN_INFO
1068                        "Elsa: %s defined at %#lx/0x%x IRQ %d\n",
1069                        Elsa_Types[cs->subtyp],
1070                        cs->hw.elsa.base,
1071                        cs->hw.elsa.cfg,
1072                        cs->irq);
1073 #else
1074                 printk(KERN_WARNING "Elsa: Elsa PCI and NO_PCI_BIOS\n");
1075                 printk(KERN_WARNING "Elsa: unable to config Elsa PCI\n");
1076                 return (0);
1077 #endif /* CONFIG_PCI */
1078         } else
1079                 return (0);
1080
1081         switch (cs->subtyp) {
1082                 case ELSA_PC:
1083                 case ELSA_PCC8:
1084                 case ELSA_PCC16:
1085                 case ELSA_QS1000:
1086                 case ELSA_PCMCIA:
1087                 case ELSA_PCMCIA_IPAC:
1088                         bytecnt = 8;
1089                         break;
1090                 case ELSA_PCFPRO:
1091                 case ELSA_PCF:
1092                 case ELSA_QS3000:
1093                 case ELSA_QS3000PCI:
1094                         bytecnt = 16;
1095                         break;
1096                 case ELSA_QS1000PCI:
1097                         bytecnt = 2;
1098                         break;
1099                 default:
1100                         printk(KERN_WARNING
1101                                "Unknown ELSA subtype %d\n", cs->subtyp);
1102                         return (0);
1103         }
1104         /* In case of the elsa pcmcia card, this region is in use,
1105            reserved for us by the card manager. So we do not check it
1106            here, it would fail. */
1107         if (cs->typ != ISDN_CTYPE_ELSA_PCMCIA && !request_region(cs->hw.elsa.base, bytecnt, "elsa isdn")) {
1108                 printk(KERN_WARNING
1109                        "HiSax: %s config port %#lx-%#lx already in use\n",
1110                        CardType[card->typ],
1111                        cs->hw.elsa.base,
1112                        cs->hw.elsa.base + bytecnt);
1113                 return (0);
1114         }
1115         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI)) {
1116                 if (!request_region(cs->hw.elsa.cfg, 0x80, "elsa isdn pci")) {
1117                         printk(KERN_WARNING
1118                                "HiSax: %s pci port %x-%x already in use\n",
1119                                 CardType[card->typ],
1120                                 cs->hw.elsa.cfg,
1121                                 cs->hw.elsa.cfg + 0x80);
1122                         release_region(cs->hw.elsa.base, bytecnt);
1123                         return (0);
1124                 }
1125         }
1126 #if ARCOFI_USE
1127         init_arcofi(cs);
1128 #endif
1129         setup_isac(cs);
1130         cs->hw.elsa.tl.function = (void *) elsa_led_handler;
1131         cs->hw.elsa.tl.data = (long) cs;
1132         init_timer(&cs->hw.elsa.tl);
1133         /* Teste Timer */
1134         if (cs->hw.elsa.timer) {
1135                 byteout(cs->hw.elsa.trig, 0xff);
1136                 byteout(cs->hw.elsa.timer, 0);
1137                 if (!TimerRun(cs)) {
1138                         byteout(cs->hw.elsa.timer, 0);  /* 2. Versuch */
1139                         if (!TimerRun(cs)) {
1140                                 printk(KERN_WARNING
1141                                        "Elsa: timer do not start\n");
1142                                 release_io_elsa(cs);
1143                                 return (0);
1144                         }
1145                 }
1146                 HZDELAY((HZ/100) + 1);  /* wait >=10 ms */
1147                 if (TimerRun(cs)) {
1148                         printk(KERN_WARNING "Elsa: timer do not run down\n");
1149                         release_io_elsa(cs);
1150                         return (0);
1151                 }
1152                 printk(KERN_INFO "Elsa: timer OK; resetting card\n");
1153         }
1154         cs->BC_Read_Reg = &ReadHSCX;
1155         cs->BC_Write_Reg = &WriteHSCX;
1156         cs->BC_Send_Data = &hscx_fill_fifo;
1157         cs->cardmsg = &Elsa_card_msg;
1158         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
1159                 cs->readisac = &ReadISAC_IPAC;
1160                 cs->writeisac = &WriteISAC_IPAC;
1161                 cs->readisacfifo = &ReadISACfifo_IPAC;
1162                 cs->writeisacfifo = &WriteISACfifo_IPAC;
1163                 cs->irq_func = &elsa_interrupt_ipac;
1164                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ID);
1165                 printk(KERN_INFO "Elsa: IPAC version %x\n", val);
1166         } else {
1167                 cs->readisac = &ReadISAC;
1168                 cs->writeisac = &WriteISAC;
1169                 cs->readisacfifo = &ReadISACfifo;
1170                 cs->writeisacfifo = &WriteISACfifo;
1171                 cs->irq_func = &elsa_interrupt;
1172                 ISACVersion(cs, "Elsa:");
1173                 if (HscxVersion(cs, "Elsa:")) {
1174                         printk(KERN_WARNING
1175                                 "Elsa: wrong HSCX versions check IO address\n");
1176                         release_io_elsa(cs);
1177                         return (0);
1178                 }
1179         }
1180         if (cs->subtyp == ELSA_PC) {
1181                 val = readitac(cs, ITAC_SYS);
1182                 printk(KERN_INFO "Elsa: ITAC version %s\n", ITACVer[val & 7]);
1183                 writeitac(cs, ITAC_ISEN, 0);
1184                 writeitac(cs, ITAC_RFIE, 0);
1185                 writeitac(cs, ITAC_XFIE, 0);
1186                 writeitac(cs, ITAC_SCIE, 0);
1187                 writeitac(cs, ITAC_STIE, 0);
1188         }
1189         return (1);
1190 }