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   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/slab.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 static const char *Elsa_revision = "$Revision: 2.32.2.4 $";
  35 static const char *Elsa_Types[] =
  36 {"None", "PC", "PCC-8", "PCC-16", "PCF", "PCF-Pro",
  37  "PCMCIA", "QS 1000", "QS 3000", "Microlink PCI", "QS 3000 PCI",
  38  "PCMCIA-IPAC" };
  39
  40 static const char *ITACVer[] =
  41 {"?0?", "?1?", "?2?", "?3?", "?4?", "V2.2",
  42  "B1", "A1"};
  43
  44 #define byteout(addr,val) outb(val,addr)
  45 #define bytein(addr) inb(addr)
  46
  47 #define ELSA_ISAC       0
  48 #define ELSA_ISAC_PCM   1
  49 #define ELSA_ITAC       1
  50 #define ELSA_HSCX       2
  51 #define ELSA_ALE        3
  52 #define ELSA_ALE_PCM    4
  53 #define ELSA_CONTROL    4
  54 #define ELSA_CONFIG     5
  55 #define ELSA_START_TIMER 6
  56 #define ELSA_TRIG_IRQ   7
  57
  58 #define ELSA_PC      1
  59 #define ELSA_PCC8    2
  60 #define ELSA_PCC16   3
  61 #define ELSA_PCF     4
  62 #define ELSA_PCFPRO  5
  63 #define ELSA_PCMCIA  6
  64 #define ELSA_QS1000  7
  65 #define ELSA_QS3000  8
  66 #define ELSA_QS1000PCI 9
  67 #define ELSA_QS3000PCI 10
  68 #define ELSA_PCMCIA_IPAC 11
  69
  70 /* PCI stuff */
  71 #define ELSA_PCI_IRQ_MASK       0x04
  72
  73 /* ITAC Registeradressen (only Microlink PC) */
  74 #define ITAC_SYS        0x34
  75 #define ITAC_ISEN       0x48
  76 #define ITAC_RFIE       0x4A
  77 #define ITAC_XFIE       0x4C
  78 #define ITAC_SCIE       0x4E
  79 #define ITAC_STIE       0x46
  80
  81 /***                                                                    ***
  82  ***   Makros als Befehle fuer die Kartenregister                       ***
  83  ***   (mehrere Befehle werden durch Bit-Oderung kombiniert)            ***
  84  ***                                                                    ***/
  85
  86 /* Config-Register (Read) */
  87 #define ELIRQF_TIMER_RUN       0x02     /* Bit 1 des Config-Reg     */
  88 #define ELIRQF_TIMER_RUN_PCC8  0x01     /* Bit 0 des Config-Reg  bei PCC */
  89 #define ELSA_IRQ_IDX       0x38 /* Bit 3,4,5 des Config-Reg */
  90 #define ELSA_IRQ_IDX_PCC8  0x30 /* Bit 4,5 des Config-Reg */
  91 #define ELSA_IRQ_IDX_PC    0x0c /* Bit 2,3 des Config-Reg */
  92
  93 /* Control-Register (Write) */
  94 #define ELSA_LINE_LED        0x02       /* Bit 1 Gelbe LED */
  95 #define ELSA_STAT_LED        0x08       /* Bit 3 Gruene LED */
  96 #define ELSA_ISDN_RESET      0x20       /* Bit 5 Reset-Leitung */
  97 #define ELSA_ENA_TIMER_INT   0x80       /* Bit 7 Freigabe Timer Interrupt */
  98
  99 /* ALE-Register (Read) */
 100 #define ELSA_HW_RELEASE      0x07       /* Bit 0-2 Hardwarerkennung */
 101 #define ELSA_S0_POWER_BAD    0x08       /* Bit 3 S0-Bus Spannung fehlt */
 102
 103 /* Status Flags */
 104 #define ELIRQF_TIMER_AKTIV 1
 105 #define ELSA_BAD_PWR     2
 106 #define ELSA_ASSIGN      4
 107
 108 #define RS_ISR_PASS_LIMIT 256
 109 #define FLG_MODEM_ACTIVE 1
 110 /* IPAC AUX */
 111 #define ELSA_IPAC_LINE_LED      0x40    /* Bit 6 Gelbe LED */
 112 #define ELSA_IPAC_STAT_LED      0x80    /* Bit 7 Gruene LED */
 113
 114 #if ARCOFI_USE
 115 static struct arcofi_msg ARCOFI_XOP_F =
 116         {NULL,0,2,{0xa1,0x3f,0,0,0,0,0,0,0,0}}; /* Normal OP */
 117 static struct arcofi_msg ARCOFI_XOP_1 =
 118         {&ARCOFI_XOP_F,0,2,{0xa1,0x31,0,0,0,0,0,0,0,0}}; /* PWR UP */
 119 static struct arcofi_msg ARCOFI_SOP_F =
 120         {&ARCOFI_XOP_1,0,10,{0xa1,0x1f,0x00,0x50,0x10,0x00,0x00,0x80,0x02,0x12}};
 121 static struct arcofi_msg ARCOFI_COP_9 =
 122         {&ARCOFI_SOP_F,0,10,{0xa1,0x29,0x80,0xcb,0xe9,0x88,0x00,0xc8,0xd8,0x80}}; /* RX */
 123 static struct arcofi_msg ARCOFI_COP_8 =
 124         {&ARCOFI_COP_9,0,10,{0xa1,0x28,0x49,0x31,0x8,0x13,0x6e,0x88,0x2a,0x61}}; /* TX */
 125 static struct arcofi_msg ARCOFI_COP_7 =
 126         {&ARCOFI_COP_8,0,4,{0xa1,0x27,0x80,0x80,0,0,0,0,0,0}}; /* GZ */
 127 static struct arcofi_msg ARCOFI_COP_6 =
 128         {&ARCOFI_COP_7,0,6,{0xa1,0x26,0,0,0x82,0x7c,0,0,0,0}}; /* GRL GRH */
 129 static struct arcofi_msg ARCOFI_COP_5 =
 130         {&ARCOFI_COP_6,0,4,{0xa1,0x25,0xbb,0x4a,0,0,0,0,0,0}}; /* GTX */
 131 static struct arcofi_msg ARCOFI_VERSION =
 132         {NULL,1,2,{0xa0,0,0,0,0,0,0,0,0,0}};
 133 static struct arcofi_msg ARCOFI_XOP_0 =
 134         {NULL,0,2,{0xa1,0x30,0,0,0,0,0,0,0,0}}; /* PWR Down */
 135
 136 static void set_arcofi(struct IsdnCardState *cs, int bc);
 137
 138 #include "elsa_ser.c"
 139 #endif /* ARCOFI_USE */
 140
 141 static inline u_char
 142 readreg(unsigned int ale, unsigned int adr, u_char off)
 143 {
 144         register u_char ret;
 145
 146         byteout(ale, off);
 147         ret = bytein(adr);
 148         return (ret);
 149 }
 150
 151 static inline void
 152 readfifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 153 {
 154         byteout(ale, off);
 155         insb(adr, data, size);
 156 }
 157
 158
 159 static inline void
 160 writereg(unsigned int ale, unsigned int adr, u_char off, u_char data)
 161 {
 162         byteout(ale, off);
 163         byteout(adr, data);
 164 }
 165
 166 static inline void
 167 writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
 168 {
 169         byteout(ale, off);
 170         outsb(adr, data, size);
 171 }
 172
 173 /* Interface functions */
 174
 175 static u_char
 176 ReadISAC(struct IsdnCardState *cs, u_char offset)
 177 {
 178         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset));
 179 }
 180
 181 static void
 182 WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
 183 {
 184         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset, value);
 185 }
 186
 187 static void
 188 ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 189 {
 190         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 191 }
 192
 193 static void
 194 WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size)
 195 {
 196         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
 197 }
 198
 199 static u_char
 200 ReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
 201 {
 202         return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset+0x80));
 203 }
 204
 205 static void
 206 WriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
 207 {
 208         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset|0x80, value);
 209 }
 210
 211 static void
 212 ReadISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 213 {
 214         readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 215 }
 216
 217 static void
 218 WriteISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
 219 {
 220         writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
 221 }
 222
 223 static u_char
 224 ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
 225 {
 226         return (readreg(cs->hw.elsa.ale,
 227                         cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0)));
 228 }
 229
 230 static void
 231 WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 232 {
 233         writereg(cs->hw.elsa.ale,
 234                  cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0), value);
 235 }
 236
 237 static inline u_char
 238 readitac(struct IsdnCardState *cs, u_char off)
 239 {
 240         register u_char ret;
 241
 242         byteout(cs->hw.elsa.ale, off);
 243         ret = bytein(cs->hw.elsa.itac);
 244         return (ret);
 245 }
 246
 247 static inline void
 248 writeitac(struct IsdnCardState *cs, u_char off, u_char data)
 249 {
 250         byteout(cs->hw.elsa.ale, off);
 251         byteout(cs->hw.elsa.itac, data);
 252 }
 253
 254 static inline int
 255 TimerRun(struct IsdnCardState *cs)
 256 {
 257         register u_char v;
 258
 259         v = bytein(cs->hw.elsa.cfg);
 260         if ((cs->subtyp == ELSA_QS1000) || (cs->subtyp == ELSA_QS3000))
 261                 return (0 == (v & ELIRQF_TIMER_RUN));
 262         else if (cs->subtyp == ELSA_PCC8)
 263                 return (v & ELIRQF_TIMER_RUN_PCC8);
 264         return (v & ELIRQF_TIMER_RUN);
 265 }
 266 /*
 267  * fast interrupt HSCX stuff goes here
 268  */
 269
 270 #define READHSCX(cs, nr, reg) readreg(cs->hw.elsa.ale, \
 271                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0))
 272 #define WRITEHSCX(cs, nr, reg, data) writereg(cs->hw.elsa.ale, \
 273                 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0), data)
 274
 275 #define READHSCXFIFO(cs, nr, ptr, cnt) readfifo(cs->hw.elsa.ale, \
 276                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 277
 278 #define WRITEHSCXFIFO(cs, nr, ptr, cnt) writefifo(cs->hw.elsa.ale, \
 279                 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
 280
 281 #include "hscx_irq.c"
 282
 283 static irqreturn_t
 284 elsa_interrupt(int intno, void *dev_id)
 285 {
 286         struct IsdnCardState *cs = dev_id;
 287         u_long flags;
 288         u_char val;
 289         int icnt=5;
 290
 291         if ((cs->typ == ISDN_CTYPE_ELSA_PCMCIA) && (*cs->busy_flag == 1)) {
 292         /* The card tends to generate interrupts while being removed
 293            causing us to just crash the kernel. bad. */
 294                 printk(KERN_WARNING "Elsa: card not available!\n");
 295                 return IRQ_NONE;
 296         }
 297         spin_lock_irqsave(&cs->lock, flags);
 298 #if ARCOFI_USE
 299         if (cs->hw.elsa.MFlag) {
 300                 val = serial_inp(cs, UART_IIR);
 301                 if (!(val & UART_IIR_NO_INT)) {
 302                         debugl1(cs,"IIR %02x", val);
 303                         rs_interrupt_elsa(cs);
 304                 }
 305         }
 306 #endif
 307         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 308       Start_HSCX:
 309         if (val) {
 310                 hscx_int_main(cs, val);
 311         }
 312         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 313       Start_ISAC:
 314         if (val) {
 315                 isac_interrupt(cs, val);
 316         }
 317         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 318         if (val && icnt) {
 319                 if (cs->debug & L1_DEB_HSCX)
 320                         debugl1(cs, "HSCX IntStat after IntRoutine");
 321                 icnt--;
 322                 goto Start_HSCX;
 323         }
 324         val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
 325         if (val && icnt) {
 326                 if (cs->debug & L1_DEB_ISAC)
 327                         debugl1(cs, "ISAC IntStat after IntRoutine");
 328                 icnt--;
 329                 goto Start_ISAC;
 330         }
 331         if (!icnt)
 332                 printk(KERN_WARNING"ELSA IRQ LOOP\n");
 333         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0xFF);
 334         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0xFF);
 335         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0xFF);
 336         if (cs->hw.elsa.status & ELIRQF_TIMER_AKTIV) {
 337                 if (!TimerRun(cs)) {
 338                         /* Timer Restart */
 339                         byteout(cs->hw.elsa.timer, 0);
 340                         cs->hw.elsa.counter++;
 341                 }
 342         }
 343 #if ARCOFI_USE
 344         if (cs->hw.elsa.MFlag) {
 345                 val = serial_inp(cs, UART_MCR);
 346                 val ^= 0x8;
 347                 serial_outp(cs, UART_MCR, val);
 348                 val = serial_inp(cs, UART_MCR);
 349                 val ^= 0x8;
 350                 serial_outp(cs, UART_MCR, val);
 351         }
 352 #endif
 353         if (cs->hw.elsa.trig)
 354                 byteout(cs->hw.elsa.trig, 0x00);
 355         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0x0);
 356         writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0x0);
 357         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0x0);
 358         spin_unlock_irqrestore(&cs->lock, flags);
 359         return IRQ_HANDLED;
 360 }
 361
 362 static irqreturn_t
 363 elsa_interrupt_ipac(int intno, void *dev_id)
 364 {
 365         struct IsdnCardState *cs = dev_id;
 366         u_long flags;
 367         u_char ista,val;
 368         int icnt=5;
 369
 370         spin_lock_irqsave(&cs->lock, flags);
 371         if (cs->subtyp == ELSA_QS1000PCI || cs->subtyp == ELSA_QS3000PCI) {
 372                 val = bytein(cs->hw.elsa.cfg + 0x4c); /* PCI IRQ */
 373                 if (!(val & ELSA_PCI_IRQ_MASK)) {
 374                         spin_unlock_irqrestore(&cs->lock, flags);
 375                         return IRQ_NONE;
 376                 }
 377         }
 378 #if ARCOFI_USE
 379         if (cs->hw.elsa.MFlag) {
 380                 val = serial_inp(cs, UART_IIR);
 381                 if (!(val & UART_IIR_NO_INT)) {
 382                         debugl1(cs,"IIR %02x", val);
 383                         rs_interrupt_elsa(cs);
 384                 }
 385         }
 386 #endif
 387         ista = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 388 Start_IPAC:
 389         if (cs->debug & L1_DEB_IPAC)
 390                 debugl1(cs, "IPAC ISTA %02X", ista);
 391         if (ista & 0x0f) {
 392                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
 393                 if (ista & 0x01)
 394                         val |= 0x01;
 395                 if (ista & 0x04)
 396                         val |= 0x02;
 397                 if (ista & 0x08)
 398                         val |= 0x04;
 399                 if (val)
 400                         hscx_int_main(cs, val);
 401         }
 402         if (ista & 0x20) {
 403                 val = 0xfe & readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA + 0x80);
 404                 if (val) {
 405                         isac_interrupt(cs, val);
 406                 }
 407         }
 408         if (ista & 0x10) {
 409                 val = 0x01;
 410                 isac_interrupt(cs, val);
 411         }
 412         ista  = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
 413         if ((ista & 0x3f) && icnt) {
 414                 icnt--;
 415                 goto Start_IPAC;
 416         }
 417         if (!icnt)
 418                 printk(KERN_WARNING "ELSA IRQ LOOP\n");
 419         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xFF);
 420         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xC0);
 421         spin_unlock_irqrestore(&cs->lock, flags);
 422         return IRQ_HANDLED;
 423 }
 424
 425 static void
 426 release_io_elsa(struct IsdnCardState *cs)
 427 {
 428         int bytecnt = 8;
 429
 430         del_timer(&cs->hw.elsa.tl);
 431 #if ARCOFI_USE
 432         clear_arcofi(cs);
 433 #endif
 434         if (cs->hw.elsa.ctrl)
 435                 byteout(cs->hw.elsa.ctrl, 0);   /* LEDs Out */
 436         if (cs->subtyp == ELSA_QS1000PCI) {
 437                 byteout(cs->hw.elsa.cfg + 0x4c, 0x01);  /* disable IRQ */
 438                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 439                 bytecnt = 2;
 440                 release_region(cs->hw.elsa.cfg, 0x80);
 441         }
 442         if (cs->subtyp == ELSA_QS3000PCI) {
 443                 byteout(cs->hw.elsa.cfg + 0x4c, 0x03); /* disable ELSA PCI IRQ */
 444                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 445                 release_region(cs->hw.elsa.cfg, 0x80);
 446         }
 447         if (cs->subtyp == ELSA_PCMCIA_IPAC) {
 448                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 449         }
 450         if ((cs->subtyp == ELSA_PCFPRO) ||
 451                 (cs->subtyp == ELSA_QS3000) ||
 452                 (cs->subtyp == ELSA_PCF) ||
 453                 (cs->subtyp == ELSA_QS3000PCI)) {
 454                 bytecnt = 16;
 455 #if ARCOFI_USE
 456                 release_modem(cs);
 457 #endif
 458         }
 459         if (cs->hw.elsa.base)
 460                 release_region(cs->hw.elsa.base, bytecnt);
 461 }
 462
 463 static void
 464 reset_elsa(struct IsdnCardState *cs)
 465 {
 466         if (cs->hw.elsa.timer) {
 467                 /* Wait 1 Timer */
 468                 byteout(cs->hw.elsa.timer, 0);
 469                 while (TimerRun(cs));
 470                 cs->hw.elsa.ctrl_reg |= 0x50;
 471                 cs->hw.elsa.ctrl_reg &= ~ELSA_ISDN_RESET;       /* Reset On */
 472                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 473                 /* Wait 1 Timer */
 474                 byteout(cs->hw.elsa.timer, 0);
 475                 while (TimerRun(cs));
 476                 cs->hw.elsa.ctrl_reg |= ELSA_ISDN_RESET;        /* Reset Off */
 477                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 478                 /* Wait 1 Timer */
 479                 byteout(cs->hw.elsa.timer, 0);
 480                 while (TimerRun(cs));
 481                 if (cs->hw.elsa.trig)
 482                         byteout(cs->hw.elsa.trig, 0xff);
 483         }
 484         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
 485                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x20);
 486                 mdelay(10);
 487                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x00);
 488                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xc0);
 489                 mdelay(10);
 490                 if (cs->subtyp != ELSA_PCMCIA_IPAC) {
 491                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x0);
 492                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0x3c);
 493                 } else {
 494                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_PCFG, 0x10);
 495                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x4);
 496                         writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0xf8);
 497                 }
 498                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
 499                 if (cs->subtyp == ELSA_QS1000PCI)
 500                         byteout(cs->hw.elsa.cfg + 0x4c, 0x41); /* enable ELSA PCI IRQ */
 501                 else if (cs->subtyp == ELSA_QS3000PCI)
 502                         byteout(cs->hw.elsa.cfg + 0x4c, 0x43); /* enable ELSA PCI IRQ */
 503         }
 504 }
 505
 506 #if ARCOFI_USE
 507
 508 static void
 509 set_arcofi(struct IsdnCardState *cs, int bc) {
 510         cs->dc.isac.arcofi_bc = bc;
 511         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_COP_5);
 512         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 513 }
 514
 515 static int
 516 check_arcofi(struct IsdnCardState *cs)
 517 {
 518         int arcofi_present = 0;
 519         char tmp[40];
 520         char *t;
 521         u_char *p;
 522
 523         if (!cs->dc.isac.mon_tx)
 524                 if (!(cs->dc.isac.mon_tx=kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
 525                         if (cs->debug & L1_DEB_WARN)
 526                                 debugl1(cs, "ISAC MON TX out of buffers!");
 527                         return(0);
 528                 }
 529         cs->dc.isac.arcofi_bc = 0;
 530         arcofi_fsm(cs, ARCOFI_START, &ARCOFI_VERSION);
 531         interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 532         if (!test_and_clear_bit(FLG_ARCOFI_ERROR, &cs->HW_Flags)) {
 533                         debugl1(cs, "Arcofi response received %d bytes", cs->dc.isac.mon_rxp);
 534                         p = cs->dc.isac.mon_rx;
 535                         t = tmp;
 536                         t += sprintf(tmp, "Arcofi data");
 537                         QuickHex(t, p, cs->dc.isac.mon_rxp);
 538                         debugl1(cs, tmp);
 539                         if ((cs->dc.isac.mon_rxp == 2) && (cs->dc.isac.mon_rx[0] == 0xa0)) {
 540                                 switch(cs->dc.isac.mon_rx[1]) {
 541                                         case 0x80:
 542                                                 debugl1(cs, "Arcofi 2160 detected");
 543                                                 arcofi_present = 1;
 544                                                 break;
 545                                         case 0x82:
 546                                                 debugl1(cs, "Arcofi 2165 detected");
 547                                                 arcofi_present = 2;
 548                                                 break;
 549                                         case 0x84:
 550                                                 debugl1(cs, "Arcofi 2163 detected");
 551                                                 arcofi_present = 3;
 552                                                 break;
 553                                         default:
 554                                                 debugl1(cs, "unknown Arcofi response");
 555                                                 break;
 556                                 }
 557                         } else
 558                                 debugl1(cs, "undefined Monitor response");
 559                         cs->dc.isac.mon_rxp = 0;
 560         } else if (cs->dc.isac.mon_tx) {
 561                 debugl1(cs, "Arcofi not detected");
 562         }
 563         if (arcofi_present) {
 564                 if (cs->subtyp==ELSA_QS1000) {
 565                         cs->subtyp = ELSA_QS3000;
 566                         printk(KERN_INFO
 567                                 "Elsa: %s detected modem at 0x%lx\n",
 568                                 Elsa_Types[cs->subtyp],
 569                                 cs->hw.elsa.base+8);
 570                         release_region(cs->hw.elsa.base, 8);
 571                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 572                                 printk(KERN_WARNING
 573                                         "HiSax: %s config port %lx-%lx already in use\n",
 574                                         Elsa_Types[cs->subtyp],
 575                                         cs->hw.elsa.base + 8,
 576                                         cs->hw.elsa.base + 16);
 577                         }
 578                 } else if (cs->subtyp==ELSA_PCC16) {
 579                         cs->subtyp = ELSA_PCF;
 580                         printk(KERN_INFO
 581                                 "Elsa: %s detected modem at 0x%lx\n",
 582                                 Elsa_Types[cs->subtyp],
 583                                 cs->hw.elsa.base+8);
 584                         release_region(cs->hw.elsa.base, 8);
 585                         if (!request_region(cs->hw.elsa.base, 16, "elsa isdn modem")) {
 586                                 printk(KERN_WARNING
 587                                         "HiSax: %s config port %lx-%lx already in use\n",
 588                                         Elsa_Types[cs->subtyp],
 589                                         cs->hw.elsa.base + 8,
 590                                         cs->hw.elsa.base + 16);
 591                         }
 592                 } else
 593                         printk(KERN_INFO
 594                                 "Elsa: %s detected modem at 0x%lx\n",
 595                                 Elsa_Types[cs->subtyp],
 596                                 cs->hw.elsa.base+8);
 597                 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_XOP_0);
 598                 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
 599                 return(1);
 600         }
 601         return(0);
 602 }
 603 #endif /* ARCOFI_USE */
 604
 605 static void
 606 elsa_led_handler(struct IsdnCardState *cs)
 607 {
 608         int blink = 0;
 609
 610         if (cs->subtyp == ELSA_PCMCIA || cs->subtyp == ELSA_PCMCIA_IPAC)
 611                 return;
 612         del_timer(&cs->hw.elsa.tl);
 613         if (cs->hw.elsa.status & ELSA_ASSIGN)
 614                 cs->hw.elsa.ctrl_reg |= ELSA_STAT_LED;
 615         else if (cs->hw.elsa.status & ELSA_BAD_PWR)
 616                 cs->hw.elsa.ctrl_reg &= ~ELSA_STAT_LED;
 617         else {
 618                 cs->hw.elsa.ctrl_reg ^= ELSA_STAT_LED;
 619                 blink = 250;
 620         }
 621         if (cs->hw.elsa.status & 0xf000)
 622                 cs->hw.elsa.ctrl_reg |= ELSA_LINE_LED;
 623         else if (cs->hw.elsa.status & 0x0f00) {
 624                 cs->hw.elsa.ctrl_reg ^= ELSA_LINE_LED;
 625                 blink = 500;
 626         } else
 627                 cs->hw.elsa.ctrl_reg &= ~ELSA_LINE_LED;
 628
 629         if ((cs->subtyp == ELSA_QS1000PCI) ||
 630                 (cs->subtyp == ELSA_QS3000PCI)) {
 631                 u_char led = 0xff;
 632                 if (cs->hw.elsa.ctrl_reg & ELSA_LINE_LED)
 633                         led ^= ELSA_IPAC_LINE_LED;
 634                 if (cs->hw.elsa.ctrl_reg & ELSA_STAT_LED)
 635                         led ^= ELSA_IPAC_STAT_LED;
 636                 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, led);
 637         } else
 638                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 639         if (blink) {
 640                 init_timer(&cs->hw.elsa.tl);
 641                 cs->hw.elsa.tl.expires = jiffies + ((blink * HZ) / 1000);
 642                 add_timer(&cs->hw.elsa.tl);
 643         }
 644 }
 645
 646 static int
 647 Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
 648 {
 649         int ret = 0;
 650         u_long flags;
 651
 652         switch (mt) {
 653                 case CARD_RESET:
 654                         spin_lock_irqsave(&cs->lock, flags);
 655                         reset_elsa(cs);
 656                         spin_unlock_irqrestore(&cs->lock, flags);
 657                         return(0);
 658                 case CARD_RELEASE:
 659                         release_io_elsa(cs);
 660                         return(0);
 661                 case CARD_INIT:
 662                         spin_lock_irqsave(&cs->lock, flags);
 663                         cs->debug |= L1_DEB_IPAC;
 664                         reset_elsa(cs);
 665                         inithscxisac(cs, 1);
 666                         if ((cs->subtyp == ELSA_QS1000) ||
 667                             (cs->subtyp == ELSA_QS3000))
 668                         {
 669                                 byteout(cs->hw.elsa.timer, 0);
 670                         }
 671                         if (cs->hw.elsa.trig)
 672                                 byteout(cs->hw.elsa.trig, 0xff);
 673                         inithscxisac(cs, 2);
 674                         spin_unlock_irqrestore(&cs->lock, flags);
 675                         return(0);
 676                 case CARD_TEST:
 677                         if ((cs->subtyp == ELSA_PCMCIA) ||
 678                                 (cs->subtyp == ELSA_PCMCIA_IPAC) ||
 679                                 (cs->subtyp == ELSA_QS1000PCI)) {
 680                                 return(0);
 681                         } else if (cs->subtyp == ELSA_QS3000PCI) {
 682                                 ret = 0;
 683                         } else {
 684                                 spin_lock_irqsave(&cs->lock, flags);
 685                                 cs->hw.elsa.counter = 0;
 686                                 cs->hw.elsa.ctrl_reg |= ELSA_ENA_TIMER_INT;
 687                                 cs->hw.elsa.status |= ELIRQF_TIMER_AKTIV;
 688                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 689                                 byteout(cs->hw.elsa.timer, 0);
 690                                 spin_unlock_irqrestore(&cs->lock, flags);
 691                                 msleep(110);
 692                                 spin_lock_irqsave(&cs->lock, flags);
 693                                 cs->hw.elsa.ctrl_reg &= ~ELSA_ENA_TIMER_INT;
 694                                 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
 695                                 cs->hw.elsa.status &= ~ELIRQF_TIMER_AKTIV;
 696                                 spin_unlock_irqrestore(&cs->lock, flags);
 697                                 printk(KERN_INFO "Elsa: %d timer tics in 110 msek\n",
 698                                        cs->hw.elsa.counter);
 699                                 if ((cs->hw.elsa.counter > 10) &&
 700                                         (cs->hw.elsa.counter < 16)) {
 701                                         printk(KERN_INFO "Elsa: timer and irq OK\n");
 702                                         ret = 0;
 703                                 } else {
 704                                         printk(KERN_WARNING
 705                                                "Elsa: timer tic problem (%d/12) maybe an IRQ(%d) conflict\n",
 706                                                cs->hw.elsa.counter, cs->irq);
 707                                         ret = 1;
 708                                 }
 709                         }
 710 #if ARCOFI_USE
 711                         if (check_arcofi(cs)) {
 712                                 init_modem(cs);
 713                         }
 714 #endif
 715                         elsa_led_handler(cs);
 716                         return(ret);
 717                 case (MDL_REMOVE | REQUEST):
 718                         cs->hw.elsa.status &= 0;
 719                         break;
 720                 case (MDL_ASSIGN | REQUEST):
 721                         cs->hw.elsa.status |= ELSA_ASSIGN;
 722                         break;
 723                 case MDL_INFO_SETUP:
 724                         if ((long) arg)
 725                                 cs->hw.elsa.status |= 0x0200;
 726                         else
 727                                 cs->hw.elsa.status |= 0x0100;
 728                         break;
 729                 case MDL_INFO_CONN:
 730                         if ((long) arg)
 731                                 cs->hw.elsa.status |= 0x2000;
 732                         else
 733                                 cs->hw.elsa.status |= 0x1000;
 734                         break;
 735                 case MDL_INFO_REL:
 736                         if ((long) arg) {
 737                                 cs->hw.elsa.status &= ~0x2000;
 738                                 cs->hw.elsa.status &= ~0x0200;
 739                         } else {
 740                                 cs->hw.elsa.status &= ~0x1000;
 741                                 cs->hw.elsa.status &= ~0x0100;
 742                         }
 743                         break;
 744 #if ARCOFI_USE
 745                 case CARD_AUX_IND:
 746                         if (cs->hw.elsa.MFlag) {
 747                                 int len;
 748                                 u_char *msg;
 749
 750                                 if (!arg)
 751                                         return(0);
 752                                 msg = arg;
 753                                 len = *msg;
 754                                 msg++;
 755                                 modem_write_cmd(cs, msg, len);
 756                         }
 757                         break;
 758 #endif
 759         }
 760         if (cs->typ == ISDN_CTYPE_ELSA) {
 761                 int pwr = bytein(cs->hw.elsa.ale);
 762                 if (pwr & 0x08)
 763                         cs->hw.elsa.status |= ELSA_BAD_PWR;
 764                 else
 765                         cs->hw.elsa.status &= ~ELSA_BAD_PWR;
 766         }
 767         elsa_led_handler(cs);
 768         return(ret);
 769 }
 770
 771 static unsigned char
 772 probe_elsa_adr(unsigned int adr, int typ)
 773 {
 774         int i, in1, in2, p16_1 = 0, p16_2 = 0, p8_1 = 0, p8_2 = 0, pc_1 = 0,
 775          pc_2 = 0, pfp_1 = 0, pfp_2 = 0;
 776
 777         /* In case of the elsa pcmcia card, this region is in use,
 778            reserved for us by the card manager. So we do not check it
 779            here, it would fail. */
 780         if (typ != ISDN_CTYPE_ELSA_PCMCIA) {
 781                 if (request_region(adr, 8, "elsa card")) {
 782                         release_region(adr, 8);
 783                 } else {
 784                         printk(KERN_WARNING
 785                                "Elsa: Probing Port 0x%x: already in use\n", adr);
 786                         return (0);
 787                 }
 788         }
 789         for (i = 0; i < 16; i++) {
 790                 in1 = inb(adr + ELSA_CONFIG);   /* 'toggelt' bei */
 791                 in2 = inb(adr + ELSA_CONFIG);   /* jedem Zugriff */
 792                 p16_1 += 0x04 & in1;
 793                 p16_2 += 0x04 & in2;
 794                 p8_1 += 0x02 & in1;
 795                 p8_2 += 0x02 & in2;
 796                 pc_1 += 0x01 & in1;
 797                 pc_2 += 0x01 & in2;
 798                 pfp_1 += 0x40 & in1;
 799                 pfp_2 += 0x40 & in2;
 800         }
 801         printk(KERN_INFO "Elsa: Probing IO 0x%x", adr);
 802         if (65 == ++p16_1 * ++p16_2) {
 803                 printk(" PCC-16/PCF found\n");
 804                 return (ELSA_PCC16);
 805         } else if (1025 == ++pfp_1 * ++pfp_2) {
 806                 printk(" PCF-Pro found\n");
 807                 return (ELSA_PCFPRO);
 808         } else if (33 == ++p8_1 * ++p8_2) {
 809                 printk(" PCC8 found\n");
 810                 return (ELSA_PCC8);
 811         } else if (17 == ++pc_1 * ++pc_2) {
 812                 printk(" PC found\n");
 813                 return (ELSA_PC);
 814         } else {
 815                 printk(" failed\n");
 816                 return (0);
 817         }
 818 }
 819
 820 static unsigned int
 821 probe_elsa(struct IsdnCardState *cs)
 822 {
 823         int i;
 824         unsigned int CARD_portlist[] =
 825         {0x160, 0x170, 0x260, 0x360, 0};
 826
 827         for (i = 0; CARD_portlist[i]; i++) {
 828                 if ((cs->subtyp = probe_elsa_adr(CARD_portlist[i], cs->typ)))
 829                         break;
 830         }
 831         return (CARD_portlist[i]);
 832 }
 833
 834 static int __devinit
 835 setup_elsa_isa(struct IsdnCard *card)
 836 {
 837         struct IsdnCardState *cs = card->cs;
 838         u_char val;
 839
 840         cs->hw.elsa.base = card->para[0];
 841         printk(KERN_INFO "Elsa: Microlink IO probing\n");
 842         if (cs->hw.elsa.base) {
 843                 if (!(cs->subtyp = probe_elsa_adr(cs->hw.elsa.base,
 844                                                   cs->typ))) {
 845                         printk(KERN_WARNING
 846                                "Elsa: no Elsa Microlink at %#lx\n",
 847                                cs->hw.elsa.base);
 848                         return (0);
 849                 }
 850         } else
 851                 cs->hw.elsa.base = probe_elsa(cs);
 852
 853         if (!cs->hw.elsa.base) {
 854                 printk(KERN_WARNING
 855                        "No Elsa Microlink found\n");
 856                 return (0);
 857         }
 858
 859         cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 860         cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 861         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 862         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 863         cs->hw.elsa.itac = cs->hw.elsa.base + ELSA_ITAC;
 864         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 865         cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 866         cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 867         val = bytein(cs->hw.elsa.cfg);
 868         if (cs->subtyp == ELSA_PC) {
 869                 const u_char CARD_IrqTab[8] =
 870                 {7, 3, 5, 9, 0, 0, 0, 0};
 871                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PC) >> 2];
 872         } else if (cs->subtyp == ELSA_PCC8) {
 873                 const u_char CARD_IrqTab[8] =
 874                 {7, 3, 5, 9, 0, 0, 0, 0};
 875                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PCC8) >> 4];
 876         } else {
 877                 const u_char CARD_IrqTab[8] =
 878                 {15, 10, 15, 3, 11, 5, 11, 9};
 879                 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX) >> 3];
 880         }
 881         val = bytein(cs->hw.elsa.ale) & ELSA_HW_RELEASE;
 882         if (val < 3)
 883                 val |= 8;
 884         val += 'A' - 3;
 885         if (val == 'B' || val == 'C')
 886                 val ^= 1;
 887         if ((cs->subtyp == ELSA_PCFPRO) && (val == 'G'))
 888                 val = 'C';
 889         printk(KERN_INFO
 890                "Elsa: %s found at %#lx Rev.:%c IRQ %d\n",
 891                Elsa_Types[cs->subtyp],
 892                cs->hw.elsa.base,
 893                val, cs->irq);
 894         val = bytein(cs->hw.elsa.ale) & ELSA_S0_POWER_BAD;
 895         if (val) {
 896                 printk(KERN_WARNING
 897                    "Elsa: Microlink S0 bus power bad\n");
 898                 cs->hw.elsa.status |= ELSA_BAD_PWR;
 899         }
 900
 901         return (1);
 902 }
 903
 904 #ifdef __ISAPNP__
 905 static struct isapnp_device_id elsa_ids[] __devinitdata = {
 906         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 907           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
 908           (unsigned long) "Elsa QS1000" },
 909         { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 910           ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
 911           (unsigned long) "Elsa QS3000" },
 912         { 0, }
 913 };
 914
 915 static struct isapnp_device_id *ipid __devinitdata = &elsa_ids[0];
 916 static struct pnp_card *pnp_c __devinitdata = NULL;
 917 #endif  /* __ISAPNP__ */
 918
 919 static int __devinit
 920 setup_elsa_isapnp(struct IsdnCard *card)
 921 {
 922         struct IsdnCardState *cs = card->cs;
 923
 924 #ifdef __ISAPNP__
 925         if (!card->para[1] && isapnp_present()) {
 926                 struct pnp_dev *pnp_d;
 927                 while(ipid->card_vendor) {
 928                         if ((pnp_c = pnp_find_card(ipid->card_vendor,
 929                                 ipid->card_device, pnp_c))) {
 930                                 pnp_d = NULL;
 931                                 if ((pnp_d = pnp_find_dev(pnp_c,
 932                                         ipid->vendor, ipid->function, pnp_d))) {
 933                                         int err;
 934
 935                                         printk(KERN_INFO "HiSax: %s detected\n",
 936                                                 (char *)ipid->driver_data);
 937                                         pnp_disable_dev(pnp_d);
 938                                         err = pnp_activate_dev(pnp_d);
 939                                         if (err<0) {
 940                                                 printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
 941                                                         __func__, err);
 942                                                 return(0);
 943                                         }
 944                                         card->para[1] = pnp_port_start(pnp_d, 0);
 945                                         card->para[0] = pnp_irq(pnp_d, 0);
 946
 947                                         if (!card->para[0] || !card->para[1]) {
 948                                                 printk(KERN_ERR "Elsa PnP:some resources are missing %ld/%lx\n",
 949                                                         card->para[0], card->para[1]);
 950                                                 pnp_disable_dev(pnp_d);
 951                                                 return(0);
 952                                         }
 953                                         if (ipid->function == ISAPNP_FUNCTION(0x133))
 954                                                 cs->subtyp = ELSA_QS1000;
 955                                         else
 956                                                 cs->subtyp = ELSA_QS3000;
 957                                         break;
 958                                 } else {
 959                                         printk(KERN_ERR "Elsa PnP: PnP error card found, no device\n");
 960                                         return(0);
 961                                 }
 962                         }
 963                         ipid++;
 964                         pnp_c=NULL;
 965                 }
 966                 if (!ipid->card_vendor) {
 967                         printk(KERN_INFO "Elsa PnP: no ISAPnP card found\n");
 968                         return(0);
 969                 }
 970         }
 971 #endif  /* __ISAPNP__ */
 972
 973         if (card->para[1] && card->para[0]) {
 974                 cs->hw.elsa.base = card->para[1];
 975                 cs->irq = card->para[0];
 976                 if (!cs->subtyp)
 977                         cs->subtyp = ELSA_QS1000;
 978         } else {
 979                 printk(KERN_ERR "Elsa PnP: no parameter\n");
 980         }
 981         cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
 982         cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
 983         cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
 984         cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
 985         cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
 986         cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
 987         cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
 988         printk(KERN_INFO
 989                "Elsa: %s defined at %#lx IRQ %d\n",
 990                Elsa_Types[cs->subtyp],
 991                cs->hw.elsa.base,
 992                cs->irq);
 993
 994         return (1);
 995 }
 996
 997 static void __devinit
 998 setup_elsa_pcmcia(struct IsdnCard *card)
 999 {
1000         struct IsdnCardState *cs = card->cs;
1001         u_char val;
1002
1003         cs->hw.elsa.base = card->para[1];
1004         cs->irq = card->para[0];
1005         val = readreg(cs->hw.elsa.base + 0, cs->hw.elsa.base + 2, IPAC_ID);
1006         if ((val == 1) || (val == 2)) { /* IPAC version 1.1/1.2 */
1007                 cs->subtyp = ELSA_PCMCIA_IPAC;
1008                 cs->hw.elsa.ale = cs->hw.elsa.base + 0;
1009                 cs->hw.elsa.isac = cs->hw.elsa.base + 2;
1010                 cs->hw.elsa.hscx = cs->hw.elsa.base + 2;
1011                 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1012         } else {
1013                 cs->subtyp = ELSA_PCMCIA;
1014                 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE_PCM;
1015                 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC_PCM;
1016                 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
1017         }
1018         cs->hw.elsa.timer = 0;
1019         cs->hw.elsa.trig = 0;
1020         cs->hw.elsa.ctrl = 0;
1021         cs->irq_flags |= IRQF_SHARED;
1022         printk(KERN_INFO
1023                "Elsa: %s defined at %#lx IRQ %d\n",
1024                Elsa_Types[cs->subtyp],
1025                cs->hw.elsa.base,
1026                cs->irq);
1027 }
1028
1029 #ifdef CONFIG_PCI
1030 static  struct pci_dev *dev_qs1000 __devinitdata = NULL;
1031 static  struct pci_dev *dev_qs3000 __devinitdata = NULL;
1032
1033 static int __devinit
1034 setup_elsa_pci(struct IsdnCard *card)
1035 {
1036         struct IsdnCardState *cs = card->cs;
1037
1038         cs->subtyp = 0;
1039         if ((dev_qs1000 = hisax_find_pci_device(PCI_VENDOR_ID_ELSA,
1040                 PCI_DEVICE_ID_ELSA_MICROLINK, dev_qs1000))) {
1041                 if (pci_enable_device(dev_qs1000))
1042                         return(0);
1043                 cs->subtyp = ELSA_QS1000PCI;
1044                 cs->irq = dev_qs1000->irq;
1045                 cs->hw.elsa.cfg = pci_resource_start(dev_qs1000, 1);
1046                 cs->hw.elsa.base = pci_resource_start(dev_qs1000, 3);
1047         } else if ((dev_qs3000 = hisax_find_pci_device(PCI_VENDOR_ID_ELSA,
1048                 PCI_DEVICE_ID_ELSA_QS3000, dev_qs3000))) {
1049                 if (pci_enable_device(dev_qs3000))
1050                         return(0);
1051                 cs->subtyp = ELSA_QS3000PCI;
1052                 cs->irq = dev_qs3000->irq;
1053                 cs->hw.elsa.cfg = pci_resource_start(dev_qs3000, 1);
1054                 cs->hw.elsa.base = pci_resource_start(dev_qs3000, 3);
1055         } else {
1056                 printk(KERN_WARNING "Elsa: No PCI card found\n");
1057                 return(0);
1058         }
1059         if (!cs->irq) {
1060                 printk(KERN_WARNING "Elsa: No IRQ for PCI card found\n");
1061                 return(0);
1062         }
1063
1064         if (!(cs->hw.elsa.base && cs->hw.elsa.cfg)) {
1065                 printk(KERN_WARNING "Elsa: No IO-Adr for PCI card found\n");
1066                 return(0);
1067         }
1068         if ((cs->hw.elsa.cfg & 0xff) || (cs->hw.elsa.base & 0xf)) {
1069                 printk(KERN_WARNING "Elsa: You may have a wrong PCI bios\n");
1070                 printk(KERN_WARNING "Elsa: If your system hangs now, read\n");
1071                 printk(KERN_WARNING "Elsa: Documentation/isdn/README.HiSax\n");
1072         }
1073         cs->hw.elsa.ale  = cs->hw.elsa.base;
1074         cs->hw.elsa.isac = cs->hw.elsa.base +1;
1075         cs->hw.elsa.hscx = cs->hw.elsa.base +1;
1076         test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1077         cs->hw.elsa.timer = 0;
1078         cs->hw.elsa.trig  = 0;
1079         cs->irq_flags |= IRQF_SHARED;
1080         printk(KERN_INFO
1081                "Elsa: %s defined at %#lx/0x%x IRQ %d\n",
1082                Elsa_Types[cs->subtyp],
1083                cs->hw.elsa.base,
1084                cs->hw.elsa.cfg,
1085                cs->irq);
1086
1087         return (1);
1088 }
1089
1090 #else
1091
1092 static int __devinit
1093 setup_elsa_pci(struct IsdnCard *card)
1094 {
1095         return (1);
1096 }
1097 #endif /* CONFIG_PCI */
1098
1099 static int __devinit
1100 setup_elsa_common(struct IsdnCard *card)
1101 {
1102         struct IsdnCardState *cs = card->cs;
1103         u_char val;
1104         int bytecnt;
1105
1106         switch (cs->subtyp) {
1107                 case ELSA_PC:
1108                 case ELSA_PCC8:
1109                 case ELSA_PCC16:
1110                 case ELSA_QS1000:
1111                 case ELSA_PCMCIA:
1112                 case ELSA_PCMCIA_IPAC:
1113                         bytecnt = 8;
1114                         break;
1115                 case ELSA_PCFPRO:
1116                 case ELSA_PCF:
1117                 case ELSA_QS3000:
1118                 case ELSA_QS3000PCI:
1119                         bytecnt = 16;
1120                         break;
1121                 case ELSA_QS1000PCI:
1122                         bytecnt = 2;
1123                         break;
1124                 default:
1125                         printk(KERN_WARNING
1126                                "Unknown ELSA subtype %d\n", cs->subtyp);
1127                         return (0);
1128         }
1129         /* In case of the elsa pcmcia card, this region is in use,
1130            reserved for us by the card manager. So we do not check it
1131            here, it would fail. */
1132         if (cs->typ != ISDN_CTYPE_ELSA_PCMCIA && !request_region(cs->hw.elsa.base, bytecnt, "elsa isdn")) {
1133                 printk(KERN_WARNING
1134                        "HiSax: ELSA config port %#lx-%#lx already in use\n",
1135                        cs->hw.elsa.base,
1136                        cs->hw.elsa.base + bytecnt);
1137                 return (0);
1138         }
1139         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI)) {
1140                 if (!request_region(cs->hw.elsa.cfg, 0x80, "elsa isdn pci")) {
1141                         printk(KERN_WARNING
1142                                "HiSax: ELSA pci port %x-%x already in use\n",
1143                                 cs->hw.elsa.cfg,
1144                                 cs->hw.elsa.cfg + 0x80);
1145                         release_region(cs->hw.elsa.base, bytecnt);
1146                         return (0);
1147                 }
1148         }
1149 #if ARCOFI_USE
1150         init_arcofi(cs);
1151 #endif
1152         setup_isac(cs);
1153         cs->hw.elsa.tl.function = (void *) elsa_led_handler;
1154         cs->hw.elsa.tl.data = (long) cs;
1155         init_timer(&cs->hw.elsa.tl);
1156         /* Teste Timer */
1157         if (cs->hw.elsa.timer) {
1158                 byteout(cs->hw.elsa.trig, 0xff);
1159                 byteout(cs->hw.elsa.timer, 0);
1160                 if (!TimerRun(cs)) {
1161                         byteout(cs->hw.elsa.timer, 0);  /* 2. Versuch */
1162                         if (!TimerRun(cs)) {
1163                                 printk(KERN_WARNING
1164                                        "Elsa: timer do not start\n");
1165                                 release_io_elsa(cs);
1166                                 return (0);
1167                         }
1168                 }
1169                 HZDELAY((HZ/100) + 1);  /* wait >=10 ms */
1170                 if (TimerRun(cs)) {
1171                         printk(KERN_WARNING "Elsa: timer do not run down\n");
1172                         release_io_elsa(cs);
1173                         return (0);
1174                 }
1175                 printk(KERN_INFO "Elsa: timer OK; resetting card\n");
1176         }
1177         cs->BC_Read_Reg = &ReadHSCX;
1178         cs->BC_Write_Reg = &WriteHSCX;
1179         cs->BC_Send_Data = &hscx_fill_fifo;
1180         cs->cardmsg = &Elsa_card_msg;
1181         if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
1182                 cs->readisac = &ReadISAC_IPAC;
1183                 cs->writeisac = &WriteISAC_IPAC;
1184                 cs->readisacfifo = &ReadISACfifo_IPAC;
1185                 cs->writeisacfifo = &WriteISACfifo_IPAC;
1186                 cs->irq_func = &elsa_interrupt_ipac;
1187                 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ID);
1188                 printk(KERN_INFO "Elsa: IPAC version %x\n", val);
1189         } else {
1190                 cs->readisac = &ReadISAC;
1191                 cs->writeisac = &WriteISAC;
1192                 cs->readisacfifo = &ReadISACfifo;
1193                 cs->writeisacfifo = &WriteISACfifo;
1194                 cs->irq_func = &elsa_interrupt;
1195                 ISACVersion(cs, "Elsa:");
1196                 if (HscxVersion(cs, "Elsa:")) {
1197                         printk(KERN_WARNING
1198                                 "Elsa: wrong HSCX versions check IO address\n");
1199                         release_io_elsa(cs);
1200                         return (0);
1201                 }
1202         }
1203         if (cs->subtyp == ELSA_PC) {
1204                 val = readitac(cs, ITAC_SYS);
1205                 printk(KERN_INFO "Elsa: ITAC version %s\n", ITACVer[val & 7]);
1206                 writeitac(cs, ITAC_ISEN, 0);
1207                 writeitac(cs, ITAC_RFIE, 0);
1208                 writeitac(cs, ITAC_XFIE, 0);
1209                 writeitac(cs, ITAC_SCIE, 0);
1210                 writeitac(cs, ITAC_STIE, 0);
1211         }
1212         return (1);
1213 }
1214
1215 int __devinit
1216 setup_elsa(struct IsdnCard *card)
1217 {
1218         int rc;
1219         struct IsdnCardState *cs = card->cs;
1220         char tmp[64];
1221
1222         strcpy(tmp, Elsa_revision);
1223         printk(KERN_INFO "HiSax: Elsa driver Rev. %s\n", HiSax_getrev(tmp));
1224         cs->hw.elsa.ctrl_reg = 0;
1225         cs->hw.elsa.status = 0;
1226         cs->hw.elsa.MFlag = 0;
1227         cs->subtyp = 0;
1228
1229         if (cs->typ == ISDN_CTYPE_ELSA) {
1230                 rc = setup_elsa_isa(card);
1231                 if (!rc)
1232                         return (0);
1233
1234         } else if (cs->typ == ISDN_CTYPE_ELSA_PNP) {
1235                 rc = setup_elsa_isapnp(card);
1236                 if (!rc)
1237                         return (0);
1238
1239         } else if (cs->typ == ISDN_CTYPE_ELSA_PCMCIA)
1240                 setup_elsa_pcmcia(card);
1241
1242         else if (cs->typ == ISDN_CTYPE_ELSA_PCI) {
1243                 rc = setup_elsa_pci(card);
1244                 if (!rc)
1245                         return (0);
1246
1247         } else
1248                 return (0);
1249
1250         return setup_elsa_common(card);
1251 }