drivers/pcmcia/i82092.c

   1 /*
   2  * Driver for Intel I82092AA PCI-PCMCIA bridge.
   3  *
   4  * (C) 2001 Red Hat, Inc.
   5  *
   6  * Author: Arjan Van De Ven <arjanv@redhat.com>
   7  * Loosly based on i82365.c from the pcmcia-cs package
   8  */
   9
  10 #include <linux/kernel.h>
  11 #include <linux/module.h>
  12 #include <linux/pci.h>
  13 #include <linux/init.h>
  14 #include <linux/workqueue.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/device.h>
  17
  18 #include <pcmcia/ss.h>
  19
  20 #include <asm/io.h>
  21
  22 #include "i82092aa.h"
  23 #include "i82365.h"
  24
  25 MODULE_LICENSE("GPL");
  26
  27 /* PCI core routines */
  28 static struct pci_device_id i82092aa_pci_ids[] = {
  29         {
  30               .vendor = PCI_VENDOR_ID_INTEL,
  31               .device = PCI_DEVICE_ID_INTEL_82092AA_0,
  32               .subvendor = PCI_ANY_ID,
  33               .subdevice = PCI_ANY_ID,
  34          },
  35          {}
  36 };
  37 MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids);
  38
  39 static struct pci_driver i82092aa_pci_driver = {
  40         .name           = "i82092aa",
  41         .id_table       = i82092aa_pci_ids,
  42         .probe          = i82092aa_pci_probe,
  43         .remove         = __devexit_p(i82092aa_pci_remove),
  44 };
  45
  46
  47 /* the pccard structure and its functions */
  48 static struct pccard_operations i82092aa_operations = {
  49         .init                   = i82092aa_init,
  50         .get_status             = i82092aa_get_status,
  51         .set_socket             = i82092aa_set_socket,
  52         .set_io_map             = i82092aa_set_io_map,
  53         .set_mem_map            = i82092aa_set_mem_map,
  54 };
  55
  56 /* The card can do up to 4 sockets, allocate a structure for each of them */
  57
  58 struct socket_info {
  59         int     number;
  60         int     card_state;     /*  0 = no socket,
  61                                     1 = empty socket,
  62                                     2 = card but not initialized,
  63                                     3 = operational card */
  64         unsigned int io_base;   /* base io address of the socket */
  65
  66         struct pcmcia_socket socket;
  67         struct pci_dev *dev;    /* The PCI device for the socket */
  68 };
  69
  70 #define MAX_SOCKETS 4
  71 static struct socket_info sockets[MAX_SOCKETS];
  72 static int socket_count;  /* shortcut */
  73
  74
  75 static int __devinit i82092aa_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
  76 {
  77         unsigned char configbyte;
  78         int i, ret;
  79
  80         enter("i82092aa_pci_probe");
  81
  82         if ((ret = pci_enable_device(dev)))
  83                 return ret;
  84
  85         pci_read_config_byte(dev, 0x40, &configbyte);  /* PCI Configuration Control */
  86         switch(configbyte&6) {
  87                 case 0:
  88                         socket_count = 2;
  89                         break;
  90                 case 2:
  91                         socket_count = 1;
  92                         break;
  93                 case 4:
  94                 case 6:
  95                         socket_count = 4;
  96                         break;
  97
  98                 default:
  99                         printk(KERN_ERR "i82092aa: Oops, you did something we didn't think of.\n");
 100                         ret = -EIO;
 101                         goto err_out_disable;
 102         }
 103         printk(KERN_INFO "i82092aa: configured as a %d socket device.\n", socket_count);
 104
 105         if (!request_region(pci_resource_start(dev, 0), 2, "i82092aa")) {
 106                 ret = -EBUSY;
 107                 goto err_out_disable;
 108         }
 109
 110         for (i = 0;i<socket_count;i++) {
 111                 sockets[i].card_state = 1; /* 1 = present but empty */
 112                 sockets[i].io_base = pci_resource_start(dev, 0);
 113                 sockets[i].socket.features |= SS_CAP_PCCARD;
 114                 sockets[i].socket.map_size = 0x1000;
 115                 sockets[i].socket.irq_mask = 0;
 116                 sockets[i].socket.pci_irq  = dev->irq;
 117                 sockets[i].socket.cb_dev  = dev;
 118                 sockets[i].socket.owner = THIS_MODULE;
 119
 120                 sockets[i].number = i;
 121
 122                 if (card_present(i)) {
 123                         sockets[i].card_state = 3;
 124                         dprintk(KERN_DEBUG "i82092aa: slot %i is occupied\n",i);
 125                 } else {
 126                         dprintk(KERN_DEBUG "i82092aa: slot %i is vacant\n",i);
 127                 }
 128         }
 129
 130         /* Now, specifiy that all interrupts are to be done as PCI interrupts */
 131         configbyte = 0xFF; /* bitmask, one bit per event, 1 = PCI interrupt, 0 = ISA interrupt */
 132         pci_write_config_byte(dev, 0x50, configbyte); /* PCI Interrupt Routing Register */
 133
 134         /* Register the interrupt handler */
 135         dprintk(KERN_DEBUG "Requesting interrupt %i \n",dev->irq);
 136         if ((ret = request_irq(dev->irq, i82092aa_interrupt, IRQF_SHARED, "i82092aa", i82092aa_interrupt))) {
 137                 printk(KERN_ERR "i82092aa: Failed to register IRQ %d, aborting\n", dev->irq);
 138                 goto err_out_free_res;
 139         }
 140
 141         pci_set_drvdata(dev, &sockets[i].socket);
 142
 143         for (i = 0; i<socket_count; i++) {
 144                 sockets[i].socket.dev.parent = &dev->dev;
 145                 sockets[i].socket.ops = &i82092aa_operations;
 146                 sockets[i].socket.resource_ops = &pccard_nonstatic_ops;
 147                 ret = pcmcia_register_socket(&sockets[i].socket);
 148                 if (ret) {
 149                         goto err_out_free_sockets;
 150                 }
 151         }
 152
 153         leave("i82092aa_pci_probe");
 154         return 0;
 155
 156 err_out_free_sockets:
 157         if (i) {
 158                 for (i--;i>=0;i--) {
 159                         pcmcia_unregister_socket(&sockets[i].socket);
 160                 }
 161         }
 162         free_irq(dev->irq, i82092aa_interrupt);
 163 err_out_free_res:
 164         release_region(pci_resource_start(dev, 0), 2);
 165 err_out_disable:
 166         pci_disable_device(dev);
 167         return ret;
 168 }
 169
 170 static void __devexit i82092aa_pci_remove(struct pci_dev *dev)
 171 {
 172         struct pcmcia_socket *socket = pci_get_drvdata(dev);
 173
 174         enter("i82092aa_pci_remove");
 175
 176         free_irq(dev->irq, i82092aa_interrupt);
 177
 178         if (socket)
 179                 pcmcia_unregister_socket(socket);
 180
 181         leave("i82092aa_pci_remove");
 182 }
 183
 184 static DEFINE_SPINLOCK(port_lock);
 185
 186 /* basic value read/write functions */
 187
 188 static unsigned char indirect_read(int socket, unsigned short reg)
 189 {
 190         unsigned short int port;
 191         unsigned char val;
 192         unsigned long flags;
 193         spin_lock_irqsave(&port_lock,flags);
 194         reg += socket * 0x40;
 195         port = sockets[socket].io_base;
 196         outb(reg,port);
 197         val = inb(port+1);
 198         spin_unlock_irqrestore(&port_lock,flags);
 199         return val;
 200 }
 201
 202 #if 0
 203 static unsigned short indirect_read16(int socket, unsigned short reg)
 204 {
 205         unsigned short int port;
 206         unsigned short tmp;
 207         unsigned long flags;
 208         spin_lock_irqsave(&port_lock,flags);
 209         reg  = reg + socket * 0x40;
 210         port = sockets[socket].io_base;
 211         outb(reg,port);
 212         tmp = inb(port+1);
 213         reg++;
 214         outb(reg,port);
 215         tmp = tmp | (inb(port+1)<<8);
 216         spin_unlock_irqrestore(&port_lock,flags);
 217         return tmp;
 218 }
 219 #endif
 220
 221 static void indirect_write(int socket, unsigned short reg, unsigned char value)
 222 {
 223         unsigned short int port;
 224         unsigned long flags;
 225         spin_lock_irqsave(&port_lock,flags);
 226         reg = reg + socket * 0x40;
 227         port = sockets[socket].io_base;
 228         outb(reg,port);
 229         outb(value,port+1);
 230         spin_unlock_irqrestore(&port_lock,flags);
 231 }
 232
 233 static void indirect_setbit(int socket, unsigned short reg, unsigned char mask)
 234 {
 235         unsigned short int port;
 236         unsigned char val;
 237         unsigned long flags;
 238         spin_lock_irqsave(&port_lock,flags);
 239         reg = reg + socket * 0x40;
 240         port = sockets[socket].io_base;
 241         outb(reg,port);
 242         val = inb(port+1);
 243         val |= mask;
 244         outb(reg,port);
 245         outb(val,port+1);
 246         spin_unlock_irqrestore(&port_lock,flags);
 247 }
 248
 249
 250 static void indirect_resetbit(int socket, unsigned short reg, unsigned char mask)
 251 {
 252         unsigned short int port;
 253         unsigned char val;
 254         unsigned long flags;
 255         spin_lock_irqsave(&port_lock,flags);
 256         reg = reg + socket * 0x40;
 257         port = sockets[socket].io_base;
 258         outb(reg,port);
 259         val = inb(port+1);
 260         val &= ~mask;
 261         outb(reg,port);
 262         outb(val,port+1);
 263         spin_unlock_irqrestore(&port_lock,flags);
 264 }
 265
 266 static void indirect_write16(int socket, unsigned short reg, unsigned short value)
 267 {
 268         unsigned short int port;
 269         unsigned char val;
 270         unsigned long flags;
 271         spin_lock_irqsave(&port_lock,flags);
 272         reg = reg + socket * 0x40;
 273         port = sockets[socket].io_base;
 274
 275         outb(reg,port);
 276         val = value & 255;
 277         outb(val,port+1);
 278
 279         reg++;
 280
 281         outb(reg,port);
 282         val = value>>8;
 283         outb(val,port+1);
 284         spin_unlock_irqrestore(&port_lock,flags);
 285 }
 286
 287 /* simple helper functions */
 288 /* External clock time, in nanoseconds.  120 ns = 8.33 MHz */
 289 static int cycle_time = 120;
 290
 291 static int to_cycles(int ns)
 292 {
 293         if (cycle_time!=0)
 294                 return ns/cycle_time;
 295         else
 296                 return 0;
 297 }
 298
 299
 300 /* Interrupt handler functionality */
 301
 302 static irqreturn_t i82092aa_interrupt(int irq, void *dev)
 303 {
 304         int i;
 305         int loopcount = 0;
 306         int handled = 0;
 307
 308         unsigned int events, active=0;
 309
 310 /*      enter("i82092aa_interrupt");*/
 311
 312         while (1) {
 313                 loopcount++;
 314                 if (loopcount>20) {
 315                         printk(KERN_ERR "i82092aa: infinite eventloop in interrupt \n");
 316                         break;
 317                 }
 318
 319                 active = 0;
 320
 321                 for (i=0;i<socket_count;i++) {
 322                         int csc;
 323                         if (sockets[i].card_state==0) /* Inactive socket, should not happen */
 324                                 continue;
 325
 326                         csc = indirect_read(i,I365_CSC); /* card status change register */
 327
 328                         if (csc==0)  /* no events on this socket */
 329                                 continue;
 330                         handled = 1;
 331                         events = 0;
 332
 333                         if (csc & I365_CSC_DETECT) {
 334                                 events |= SS_DETECT;
 335                                 printk("Card detected in socket %i!\n",i);
 336                          }
 337
 338                         if (indirect_read(i,I365_INTCTL) & I365_PC_IOCARD) {
 339                                 /* For IO/CARDS, bit 0 means "read the card" */
 340                                 events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0;
 341                         } else {
 342                                 /* Check for battery/ready events */
 343                                 events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0;
 344                                 events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0;
 345                                 events |= (csc & I365_CSC_READY) ? SS_READY : 0;
 346                         }
 347
 348                         if (events) {
 349                                 pcmcia_parse_events(&sockets[i].socket, events);
 350                         }
 351                         active |= events;
 352                 }
 353
 354                 if (active==0) /* no more events to handle */
 355                         break;
 356
 357         }
 358         return IRQ_RETVAL(handled);
 359 /*      leave("i82092aa_interrupt");*/
 360 }
 361
 362
 363
 364 /* socket functions */
 365
 366 static int card_present(int socketno)
 367 {
 368         unsigned int val;
 369         enter("card_present");
 370
 371         if ((socketno<0) || (socketno >= MAX_SOCKETS))
 372                 return 0;
 373         if (sockets[socketno].io_base == 0)
 374                 return 0;
 375
 376
 377         val = indirect_read(socketno, 1); /* Interface status register */
 378         if ((val&12)==12) {
 379                 leave("card_present 1");
 380                 return 1;
 381         }
 382
 383         leave("card_present 0");
 384         return 0;
 385 }
 386
 387 static void set_bridge_state(int sock)
 388 {
 389         enter("set_bridge_state");
 390         indirect_write(sock, I365_GBLCTL,0x00);
 391         indirect_write(sock, I365_GENCTL,0x00);
 392
 393         indirect_setbit(sock, I365_INTCTL,0x08);
 394         leave("set_bridge_state");
 395 }
 396
 397
 398
 399
 400
 401
 402 static int i82092aa_init(struct pcmcia_socket *sock)
 403 {
 404         int i;
 405         struct resource res = { .start = 0, .end = 0x0fff };
 406         pccard_io_map io = { 0, 0, 0, 0, 1 };
 407         pccard_mem_map mem = { .res = &res, };
 408
 409         enter("i82092aa_init");
 410
 411         for (i = 0; i < 2; i++) {
 412                 io.map = i;
 413                 i82092aa_set_io_map(sock, &io);
 414         }
 415         for (i = 0; i < 5; i++) {
 416                 mem.map = i;
 417                 i82092aa_set_mem_map(sock, &mem);
 418         }
 419
 420         leave("i82092aa_init");
 421         return 0;
 422 }
 423
 424 static int i82092aa_get_status(struct pcmcia_socket *socket, u_int *value)
 425 {
 426         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 427         unsigned int status;
 428
 429         enter("i82092aa_get_status");
 430
 431         status = indirect_read(sock,I365_STATUS); /* Interface Status Register */
 432         *value = 0;
 433
 434         if ((status & I365_CS_DETECT) == I365_CS_DETECT) {
 435                 *value |= SS_DETECT;
 436         }
 437
 438         /* IO cards have a different meaning of bits 0,1 */
 439         /* Also notice the inverse-logic on the bits */
 440          if (indirect_read(sock, I365_INTCTL) & I365_PC_IOCARD) {
 441                 /* IO card */
 442                 if (!(status & I365_CS_STSCHG))
 443                         *value |= SS_STSCHG;
 444          } else { /* non I/O card */
 445                 if (!(status & I365_CS_BVD1))
 446                         *value |= SS_BATDEAD;
 447                 if (!(status & I365_CS_BVD2))
 448                         *value |= SS_BATWARN;
 449
 450          }
 451
 452          if (status & I365_CS_WRPROT)
 453                 (*value) |= SS_WRPROT;  /* card is write protected */
 454
 455          if (status & I365_CS_READY)
 456                 (*value) |= SS_READY;    /* card is not busy */
 457
 458          if (status & I365_CS_POWERON)
 459                 (*value) |= SS_POWERON;  /* power is applied to the card */
 460
 461
 462         leave("i82092aa_get_status");
 463         return 0;
 464 }
 465
 466
 467 static int i82092aa_set_socket(struct pcmcia_socket *socket, socket_state_t *state)
 468 {
 469         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 470         unsigned char reg;
 471
 472         enter("i82092aa_set_socket");
 473
 474         /* First, set the global controller options */
 475
 476         set_bridge_state(sock);
 477
 478         /* Values for the IGENC register */
 479
 480         reg = 0;
 481         if (!(state->flags & SS_RESET))         /* The reset bit has "inverse" logic */
 482                 reg = reg | I365_PC_RESET;
 483         if (state->flags & SS_IOCARD)
 484                 reg = reg | I365_PC_IOCARD;
 485
 486         indirect_write(sock,I365_INTCTL,reg); /* IGENC, Interrupt and General Control Register */
 487
 488         /* Power registers */
 489
 490         reg = I365_PWR_NORESET; /* default: disable resetdrv on resume */
 491
 492         if (state->flags & SS_PWR_AUTO) {
 493                 printk("Auto power\n");
 494                 reg |= I365_PWR_AUTO;   /* automatic power mngmnt */
 495         }
 496         if (state->flags & SS_OUTPUT_ENA) {
 497                 printk("Power Enabled \n");
 498                 reg |= I365_PWR_OUT;    /* enable power */
 499         }
 500
 501         switch (state->Vcc) {
 502                 case 0:
 503                         break;
 504                 case 50:
 505                         printk("setting voltage to Vcc to 5V on socket %i\n",sock);
 506                         reg |= I365_VCC_5V;
 507                         break;
 508                 default:
 509                         printk("i82092aa: i82092aa_set_socket called with invalid VCC power value: %i ", state->Vcc);
 510                         leave("i82092aa_set_socket");
 511                         return -EINVAL;
 512         }
 513
 514
 515         switch (state->Vpp) {
 516                 case 0:
 517                         printk("not setting Vpp on socket %i\n",sock);
 518                         break;
 519                 case 50:
 520                         printk("setting Vpp to 5.0 for socket %i\n",sock);
 521                         reg |= I365_VPP1_5V | I365_VPP2_5V;
 522                         break;
 523                 case 120:
 524                         printk("setting Vpp to 12.0\n");
 525                         reg |= I365_VPP1_12V | I365_VPP2_12V;
 526                         break;
 527                 default:
 528                         printk("i82092aa: i82092aa_set_socket called with invalid VPP power value: %i ", state->Vcc);
 529                         leave("i82092aa_set_socket");
 530                         return -EINVAL;
 531         }
 532
 533         if (reg != indirect_read(sock,I365_POWER)) /* only write if changed */
 534                 indirect_write(sock,I365_POWER,reg);
 535
 536         /* Enable specific interrupt events */
 537
 538         reg = 0x00;
 539         if (state->csc_mask & SS_DETECT) {
 540                 reg |= I365_CSC_DETECT;
 541         }
 542         if (state->flags & SS_IOCARD) {
 543                 if (state->csc_mask & SS_STSCHG)
 544                         reg |= I365_CSC_STSCHG;
 545         } else {
 546                 if (state->csc_mask & SS_BATDEAD)
 547                         reg |= I365_CSC_BVD1;
 548                 if (state->csc_mask & SS_BATWARN)
 549                         reg |= I365_CSC_BVD2;
 550                 if (state->csc_mask & SS_READY)
 551                         reg |= I365_CSC_READY;
 552
 553         }
 554
 555         /* now write the value and clear the (probably bogus) pending stuff by doing a dummy read*/
 556
 557         indirect_write(sock,I365_CSCINT,reg);
 558         (void)indirect_read(sock,I365_CSC);
 559
 560         leave("i82092aa_set_socket");
 561         return 0;
 562 }
 563
 564 static int i82092aa_set_io_map(struct pcmcia_socket *socket, struct pccard_io_map *io)
 565 {
 566         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 567         unsigned char map, ioctl;
 568
 569         enter("i82092aa_set_io_map");
 570
 571         map = io->map;
 572
 573         /* Check error conditions */
 574         if (map > 1) {
 575                 leave("i82092aa_set_io_map with invalid map");
 576                 return -EINVAL;
 577         }
 578         if ((io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)){
 579                 leave("i82092aa_set_io_map with invalid io");
 580                 return -EINVAL;
 581         }
 582
 583         /* Turn off the window before changing anything */
 584         if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_IO(map))
 585                 indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_IO(map));
 586
 587 /*      printk("set_io_map: Setting range to %x - %x \n",io->start,io->stop);  */
 588
 589         /* write the new values */
 590         indirect_write16(sock,I365_IO(map)+I365_W_START,io->start);
 591         indirect_write16(sock,I365_IO(map)+I365_W_STOP,io->stop);
 592
 593         ioctl = indirect_read(sock,I365_IOCTL) & ~I365_IOCTL_MASK(map);
 594
 595         if (io->flags & (MAP_16BIT|MAP_AUTOSZ))
 596                 ioctl |= I365_IOCTL_16BIT(map);
 597
 598         indirect_write(sock,I365_IOCTL,ioctl);
 599
 600         /* Turn the window back on if needed */
 601         if (io->flags & MAP_ACTIVE)
 602                 indirect_setbit(sock,I365_ADDRWIN,I365_ENA_IO(map));
 603
 604         leave("i82092aa_set_io_map");
 605         return 0;
 606 }
 607
 608 static int i82092aa_set_mem_map(struct pcmcia_socket *socket, struct pccard_mem_map *mem)
 609 {
 610         struct socket_info *sock_info = container_of(socket, struct socket_info, socket);
 611         unsigned int sock = sock_info->number;
 612         struct pci_bus_region region;
 613         unsigned short base, i;
 614         unsigned char map;
 615
 616         enter("i82092aa_set_mem_map");
 617
 618         pcibios_resource_to_bus(sock_info->dev, &region, mem->res);
 619
 620         map = mem->map;
 621         if (map > 4) {
 622                 leave("i82092aa_set_mem_map: invalid map");
 623                 return -EINVAL;
 624         }
 625
 626
 627         if ( (mem->card_start > 0x3ffffff) || (region.start > region.end) ||
 628              (mem->speed > 1000) ) {
 629                 leave("i82092aa_set_mem_map: invalid address / speed");
 630                 printk("invalid mem map for socket %i: %llx to %llx with a "
 631                         "start of %x\n",
 632                         sock,
 633                         (unsigned long long)region.start,
 634                         (unsigned long long)region.end,
 635                         mem->card_start);
 636                 return -EINVAL;
 637         }
 638
 639         /* Turn off the window before changing anything */
 640         if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_MEM(map))
 641                       indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 642
 643
 644 /*      printk("set_mem_map: Setting map %i range to %x - %x on socket %i, speed is %i, active = %i \n",map, region.start,region.end,sock,mem->speed,mem->flags & MAP_ACTIVE);  */
 645
 646         /* write the start address */
 647         base = I365_MEM(map);
 648         i = (region.start >> 12) & 0x0fff;
 649         if (mem->flags & MAP_16BIT)
 650                 i |= I365_MEM_16BIT;
 651         if (mem->flags & MAP_0WS)
 652                 i |= I365_MEM_0WS;
 653         indirect_write16(sock,base+I365_W_START,i);
 654
 655         /* write the stop address */
 656
 657         i= (region.end >> 12) & 0x0fff;
 658         switch (to_cycles(mem->speed)) {
 659                 case 0:
 660                         break;
 661                 case 1:
 662                         i |= I365_MEM_WS0;
 663                         break;
 664                 case 2:
 665                         i |= I365_MEM_WS1;
 666                         break;
 667                 default:
 668                         i |= I365_MEM_WS1 | I365_MEM_WS0;
 669                         break;
 670         }
 671
 672         indirect_write16(sock,base+I365_W_STOP,i);
 673
 674         /* card start */
 675
 676         i = ((mem->card_start - region.start) >> 12) & 0x3fff;
 677         if (mem->flags & MAP_WRPROT)
 678                 i |= I365_MEM_WRPROT;
 679         if (mem->flags & MAP_ATTRIB) {
 680 /*              printk("requesting attribute memory for socket %i\n",sock);*/
 681                 i |= I365_MEM_REG;
 682         } else {
 683 /*              printk("requesting normal memory for socket %i\n",sock);*/
 684         }
 685         indirect_write16(sock,base+I365_W_OFF,i);
 686
 687         /* Enable the window if necessary */
 688         if (mem->flags & MAP_ACTIVE)
 689                 indirect_setbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 690
 691         leave("i82092aa_set_mem_map");
 692         return 0;
 693 }
 694
 695 static int i82092aa_module_init(void)
 696 {
 697         return pci_register_driver(&i82092aa_pci_driver);
 698 }
 699
 700 static void i82092aa_module_exit(void)
 701 {
 702         enter("i82092aa_module_exit");
 703         pci_unregister_driver(&i82092aa_pci_driver);
 704         if (sockets[0].io_base>0)
 705                          release_region(sockets[0].io_base, 2);
 706         leave("i82092aa_module_exit");
 707 }
 708
 709 module_init(i82092aa_module_init);
 710 module_exit(i82092aa_module_exit);
 711