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 #include <pcmcia/cs.h>
  20
  21 #include <asm/system.h>
  22 #include <asm/io.h>
  23
  24 #include "i82092aa.h"
  25 #include "i82365.h"
  26
  27 MODULE_LICENSE("GPL");
  28
  29 /* PCI core routines */
  30 static struct pci_device_id i82092aa_pci_ids[] = {
  31         {
  32               .vendor = PCI_VENDOR_ID_INTEL,
  33               .device = PCI_DEVICE_ID_INTEL_82092AA_0,
  34               .subvendor = PCI_ANY_ID,
  35               .subdevice = PCI_ANY_ID,
  36          },
  37          {}
  38 };
  39 MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids);
  40
  41 static struct pci_driver i82092aa_pci_driver = {
  42         .name           = "i82092aa",
  43         .id_table       = i82092aa_pci_ids,
  44         .probe          = i82092aa_pci_probe,
  45         .remove         = __devexit_p(i82092aa_pci_remove),
  46 };
  47
  48
  49 /* the pccard structure and its functions */
  50 static struct pccard_operations i82092aa_operations = {
  51         .init                   = i82092aa_init,
  52         .get_status             = i82092aa_get_status,
  53         .set_socket             = i82092aa_set_socket,
  54         .set_io_map             = i82092aa_set_io_map,
  55         .set_mem_map            = i82092aa_set_mem_map,
  56 };
  57
  58 /* The card can do upto 4 sockets, allocate a structure for each of them */
  59
  60 struct socket_info {
  61         int     number;
  62         int     card_state;     /*  0 = no socket,
  63                                     1 = empty socket,
  64                                     2 = card but not initialized,
  65                                     3 = operational card */
  66         unsigned int io_base;   /* base io address of the socket */
  67
  68         struct pcmcia_socket socket;
  69         struct pci_dev *dev;    /* The PCI device for the socket */
  70 };
  71
  72 #define MAX_SOCKETS 4
  73 static struct socket_info sockets[MAX_SOCKETS];
  74 static int socket_count;  /* shortcut */
  75
  76
  77 static int __devinit i82092aa_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
  78 {
  79         unsigned char configbyte;
  80         int i, ret;
  81
  82         enter("i82092aa_pci_probe");
  83
  84         if ((ret = pci_enable_device(dev)))
  85                 return ret;
  86
  87         pci_read_config_byte(dev, 0x40, &configbyte);  /* PCI Configuration Control */
  88         switch(configbyte&6) {
  89                 case 0:
  90                         socket_count = 2;
  91                         break;
  92                 case 2:
  93                         socket_count = 1;
  94                         break;
  95                 case 4:
  96                 case 6:
  97                         socket_count = 4;
  98                         break;
  99
 100                 default:
 101                         printk(KERN_ERR "i82092aa: Oops, you did something we didn't think of.\n");
 102                         ret = -EIO;
 103                         goto err_out_disable;
 104         }
 105         printk(KERN_INFO "i82092aa: configured as a %d socket device.\n", socket_count);
 106
 107         if (!request_region(pci_resource_start(dev, 0), 2, "i82092aa")) {
 108                 ret = -EBUSY;
 109                 goto err_out_disable;
 110         }
 111
 112         for (i = 0;i<socket_count;i++) {
 113                 sockets[i].card_state = 1; /* 1 = present but empty */
 114                 sockets[i].io_base = pci_resource_start(dev, 0);
 115                 sockets[i].socket.features |= SS_CAP_PCCARD;
 116                 sockets[i].socket.map_size = 0x1000;
 117                 sockets[i].socket.irq_mask = 0;
 118                 sockets[i].socket.pci_irq  = dev->irq;
 119                 sockets[i].socket.cb_dev  = dev;
 120                 sockets[i].socket.owner = THIS_MODULE;
 121
 122                 sockets[i].number = i;
 123
 124                 if (card_present(i)) {
 125                         sockets[i].card_state = 3;
 126                         dprintk(KERN_DEBUG "i82092aa: slot %i is occupied\n",i);
 127                 } else {
 128                         dprintk(KERN_DEBUG "i82092aa: slot %i is vacant\n",i);
 129                 }
 130         }
 131
 132         /* Now, specifiy that all interrupts are to be done as PCI interrupts */
 133         configbyte = 0xFF; /* bitmask, one bit per event, 1 = PCI interrupt, 0 = ISA interrupt */
 134         pci_write_config_byte(dev, 0x50, configbyte); /* PCI Interrupt Routing Register */
 135
 136         /* Register the interrupt handler */
 137         dprintk(KERN_DEBUG "Requesting interrupt %i \n",dev->irq);
 138         if ((ret = request_irq(dev->irq, i82092aa_interrupt, IRQF_SHARED, "i82092aa", i82092aa_interrupt))) {
 139                 printk(KERN_ERR "i82092aa: Failed to register IRQ %d, aborting\n", dev->irq);
 140                 goto err_out_free_res;
 141         }
 142
 143         pci_set_drvdata(dev, &sockets[i].socket);
 144
 145         for (i = 0; i<socket_count; i++) {
 146                 sockets[i].socket.dev.parent = &dev->dev;
 147                 sockets[i].socket.ops = &i82092aa_operations;
 148                 sockets[i].socket.resource_ops = &pccard_nonstatic_ops;
 149                 ret = pcmcia_register_socket(&sockets[i].socket);
 150                 if (ret) {
 151                         goto err_out_free_sockets;
 152                 }
 153         }
 154
 155         leave("i82092aa_pci_probe");
 156         return 0;
 157
 158 err_out_free_sockets:
 159         if (i) {
 160                 for (i--;i>=0;i--) {
 161                         pcmcia_unregister_socket(&sockets[i].socket);
 162                 }
 163         }
 164         free_irq(dev->irq, i82092aa_interrupt);
 165 err_out_free_res:
 166         release_region(pci_resource_start(dev, 0), 2);
 167 err_out_disable:
 168         pci_disable_device(dev);
 169         return ret;
 170 }
 171
 172 static void __devexit i82092aa_pci_remove(struct pci_dev *dev)
 173 {
 174         struct pcmcia_socket *socket = pci_get_drvdata(dev);
 175
 176         enter("i82092aa_pci_remove");
 177
 178         free_irq(dev->irq, i82092aa_interrupt);
 179
 180         if (socket)
 181                 pcmcia_unregister_socket(socket);
 182
 183         leave("i82092aa_pci_remove");
 184 }
 185
 186 static DEFINE_SPINLOCK(port_lock);
 187
 188 /* basic value read/write functions */
 189
 190 static unsigned char indirect_read(int socket, unsigned short reg)
 191 {
 192         unsigned short int port;
 193         unsigned char val;
 194         unsigned long flags;
 195         spin_lock_irqsave(&port_lock,flags);
 196         reg += socket * 0x40;
 197         port = sockets[socket].io_base;
 198         outb(reg,port);
 199         val = inb(port+1);
 200         spin_unlock_irqrestore(&port_lock,flags);
 201         return val;
 202 }
 203
 204 #if 0
 205 static unsigned short indirect_read16(int socket, unsigned short reg)
 206 {
 207         unsigned short int port;
 208         unsigned short tmp;
 209         unsigned long flags;
 210         spin_lock_irqsave(&port_lock,flags);
 211         reg  = reg + socket * 0x40;
 212         port = sockets[socket].io_base;
 213         outb(reg,port);
 214         tmp = inb(port+1);
 215         reg++;
 216         outb(reg,port);
 217         tmp = tmp | (inb(port+1)<<8);
 218         spin_unlock_irqrestore(&port_lock,flags);
 219         return tmp;
 220 }
 221 #endif
 222
 223 static void indirect_write(int socket, unsigned short reg, unsigned char value)
 224 {
 225         unsigned short int port;
 226         unsigned long flags;
 227         spin_lock_irqsave(&port_lock,flags);
 228         reg = reg + socket * 0x40;
 229         port = sockets[socket].io_base;
 230         outb(reg,port);
 231         outb(value,port+1);
 232         spin_unlock_irqrestore(&port_lock,flags);
 233 }
 234
 235 static void indirect_setbit(int socket, unsigned short reg, unsigned char mask)
 236 {
 237         unsigned short int port;
 238         unsigned char val;
 239         unsigned long flags;
 240         spin_lock_irqsave(&port_lock,flags);
 241         reg = reg + socket * 0x40;
 242         port = sockets[socket].io_base;
 243         outb(reg,port);
 244         val = inb(port+1);
 245         val |= mask;
 246         outb(reg,port);
 247         outb(val,port+1);
 248         spin_unlock_irqrestore(&port_lock,flags);
 249 }
 250
 251
 252 static void indirect_resetbit(int socket, unsigned short reg, unsigned char mask)
 253 {
 254         unsigned short int port;
 255         unsigned char val;
 256         unsigned long flags;
 257         spin_lock_irqsave(&port_lock,flags);
 258         reg = reg + socket * 0x40;
 259         port = sockets[socket].io_base;
 260         outb(reg,port);
 261         val = inb(port+1);
 262         val &= ~mask;
 263         outb(reg,port);
 264         outb(val,port+1);
 265         spin_unlock_irqrestore(&port_lock,flags);
 266 }
 267
 268 static void indirect_write16(int socket, unsigned short reg, unsigned short value)
 269 {
 270         unsigned short int port;
 271         unsigned char val;
 272         unsigned long flags;
 273         spin_lock_irqsave(&port_lock,flags);
 274         reg = reg + socket * 0x40;
 275         port = sockets[socket].io_base;
 276
 277         outb(reg,port);
 278         val = value & 255;
 279         outb(val,port+1);
 280
 281         reg++;
 282
 283         outb(reg,port);
 284         val = value>>8;
 285         outb(val,port+1);
 286         spin_unlock_irqrestore(&port_lock,flags);
 287 }
 288
 289 /* simple helper functions */
 290 /* External clock time, in nanoseconds.  120 ns = 8.33 MHz */
 291 static int cycle_time = 120;
 292
 293 static int to_cycles(int ns)
 294 {
 295         if (cycle_time!=0)
 296                 return ns/cycle_time;
 297         else
 298                 return 0;
 299 }
 300
 301
 302 /* Interrupt handler functionality */
 303
 304 static irqreturn_t i82092aa_interrupt(int irq, void *dev)
 305 {
 306         int i;
 307         int loopcount = 0;
 308         int handled = 0;
 309
 310         unsigned int events, active=0;
 311
 312 /*      enter("i82092aa_interrupt");*/
 313
 314         while (1) {
 315                 loopcount++;
 316                 if (loopcount>20) {
 317                         printk(KERN_ERR "i82092aa: infinite eventloop in interrupt \n");
 318                         break;
 319                 }
 320
 321                 active = 0;
 322
 323                 for (i=0;i<socket_count;i++) {
 324                         int csc;
 325                         if (sockets[i].card_state==0) /* Inactive socket, should not happen */
 326                                 continue;
 327
 328                         csc = indirect_read(i,I365_CSC); /* card status change register */
 329
 330                         if (csc==0)  /* no events on this socket */
 331                                 continue;
 332                         handled = 1;
 333                         events = 0;
 334
 335                         if (csc & I365_CSC_DETECT) {
 336                                 events |= SS_DETECT;
 337                                 printk("Card detected in socket %i!\n",i);
 338                          }
 339
 340                         if (indirect_read(i,I365_INTCTL) & I365_PC_IOCARD) {
 341                                 /* For IO/CARDS, bit 0 means "read the card" */
 342                                 events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0;
 343                         } else {
 344                                 /* Check for battery/ready events */
 345                                 events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0;
 346                                 events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0;
 347                                 events |= (csc & I365_CSC_READY) ? SS_READY : 0;
 348                         }
 349
 350                         if (events) {
 351                                 pcmcia_parse_events(&sockets[i].socket, events);
 352                         }
 353                         active |= events;
 354                 }
 355
 356                 if (active==0) /* no more events to handle */
 357                         break;
 358
 359         }
 360         return IRQ_RETVAL(handled);
 361 /*      leave("i82092aa_interrupt");*/
 362 }
 363
 364
 365
 366 /* socket functions */
 367
 368 static int card_present(int socketno)
 369 {
 370         unsigned int val;
 371         enter("card_present");
 372
 373         if ((socketno<0) || (socketno >= MAX_SOCKETS))
 374                 return 0;
 375         if (sockets[socketno].io_base == 0)
 376                 return 0;
 377
 378
 379         val = indirect_read(socketno, 1); /* Interface status register */
 380         if ((val&12)==12) {
 381                 leave("card_present 1");
 382                 return 1;
 383         }
 384
 385         leave("card_present 0");
 386         return 0;
 387 }
 388
 389 static void set_bridge_state(int sock)
 390 {
 391         enter("set_bridge_state");
 392         indirect_write(sock, I365_GBLCTL,0x00);
 393         indirect_write(sock, I365_GENCTL,0x00);
 394
 395         indirect_setbit(sock, I365_INTCTL,0x08);
 396         leave("set_bridge_state");
 397 }
 398
 399
 400
 401
 402
 403
 404 static int i82092aa_init(struct pcmcia_socket *sock)
 405 {
 406         int i;
 407         struct resource res = { .start = 0, .end = 0x0fff };
 408         pccard_io_map io = { 0, 0, 0, 0, 1 };
 409         pccard_mem_map mem = { .res = &res, };
 410
 411         enter("i82092aa_init");
 412
 413         for (i = 0; i < 2; i++) {
 414                 io.map = i;
 415                 i82092aa_set_io_map(sock, &io);
 416         }
 417         for (i = 0; i < 5; i++) {
 418                 mem.map = i;
 419                 i82092aa_set_mem_map(sock, &mem);
 420         }
 421
 422         leave("i82092aa_init");
 423         return 0;
 424 }
 425
 426 static int i82092aa_get_status(struct pcmcia_socket *socket, u_int *value)
 427 {
 428         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 429         unsigned int status;
 430
 431         enter("i82092aa_get_status");
 432
 433         status = indirect_read(sock,I365_STATUS); /* Interface Status Register */
 434         *value = 0;
 435
 436         if ((status & I365_CS_DETECT) == I365_CS_DETECT) {
 437                 *value |= SS_DETECT;
 438         }
 439
 440         /* IO cards have a different meaning of bits 0,1 */
 441         /* Also notice the inverse-logic on the bits */
 442          if (indirect_read(sock, I365_INTCTL) & I365_PC_IOCARD) {
 443                 /* IO card */
 444                 if (!(status & I365_CS_STSCHG))
 445                         *value |= SS_STSCHG;
 446          } else { /* non I/O card */
 447                 if (!(status & I365_CS_BVD1))
 448                         *value |= SS_BATDEAD;
 449                 if (!(status & I365_CS_BVD2))
 450                         *value |= SS_BATWARN;
 451
 452          }
 453
 454          if (status & I365_CS_WRPROT)
 455                 (*value) |= SS_WRPROT;  /* card is write protected */
 456
 457          if (status & I365_CS_READY)
 458                 (*value) |= SS_READY;    /* card is not busy */
 459
 460          if (status & I365_CS_POWERON)
 461                 (*value) |= SS_POWERON;  /* power is applied to the card */
 462
 463
 464         leave("i82092aa_get_status");
 465         return 0;
 466 }
 467
 468
 469 static int i82092aa_set_socket(struct pcmcia_socket *socket, socket_state_t *state)
 470 {
 471         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 472         unsigned char reg;
 473
 474         enter("i82092aa_set_socket");
 475
 476         /* First, set the global controller options */
 477
 478         set_bridge_state(sock);
 479
 480         /* Values for the IGENC register */
 481
 482         reg = 0;
 483         if (!(state->flags & SS_RESET))         /* The reset bit has "inverse" logic */
 484                 reg = reg | I365_PC_RESET;
 485         if (state->flags & SS_IOCARD)
 486                 reg = reg | I365_PC_IOCARD;
 487
 488         indirect_write(sock,I365_INTCTL,reg); /* IGENC, Interrupt and General Control Register */
 489
 490         /* Power registers */
 491
 492         reg = I365_PWR_NORESET; /* default: disable resetdrv on resume */
 493
 494         if (state->flags & SS_PWR_AUTO) {
 495                 printk("Auto power\n");
 496                 reg |= I365_PWR_AUTO;   /* automatic power mngmnt */
 497         }
 498         if (state->flags & SS_OUTPUT_ENA) {
 499                 printk("Power Enabled \n");
 500                 reg |= I365_PWR_OUT;    /* enable power */
 501         }
 502
 503         switch (state->Vcc) {
 504                 case 0:
 505                         break;
 506                 case 50:
 507                         printk("setting voltage to Vcc to 5V on socket %i\n",sock);
 508                         reg |= I365_VCC_5V;
 509                         break;
 510                 default:
 511                         printk("i82092aa: i82092aa_set_socket called with invalid VCC power value: %i ", state->Vcc);
 512                         leave("i82092aa_set_socket");
 513                         return -EINVAL;
 514         }
 515
 516
 517         switch (state->Vpp) {
 518                 case 0:
 519                         printk("not setting Vpp on socket %i\n",sock);
 520                         break;
 521                 case 50:
 522                         printk("setting Vpp to 5.0 for socket %i\n",sock);
 523                         reg |= I365_VPP1_5V | I365_VPP2_5V;
 524                         break;
 525                 case 120:
 526                         printk("setting Vpp to 12.0\n");
 527                         reg |= I365_VPP1_12V | I365_VPP2_12V;
 528                         break;
 529                 default:
 530                         printk("i82092aa: i82092aa_set_socket called with invalid VPP power value: %i ", state->Vcc);
 531                         leave("i82092aa_set_socket");
 532                         return -EINVAL;
 533         }
 534
 535         if (reg != indirect_read(sock,I365_POWER)) /* only write if changed */
 536                 indirect_write(sock,I365_POWER,reg);
 537
 538         /* Enable specific interrupt events */
 539
 540         reg = 0x00;
 541         if (state->csc_mask & SS_DETECT) {
 542                 reg |= I365_CSC_DETECT;
 543         }
 544         if (state->flags & SS_IOCARD) {
 545                 if (state->csc_mask & SS_STSCHG)
 546                         reg |= I365_CSC_STSCHG;
 547         } else {
 548                 if (state->csc_mask & SS_BATDEAD)
 549                         reg |= I365_CSC_BVD1;
 550                 if (state->csc_mask & SS_BATWARN)
 551                         reg |= I365_CSC_BVD2;
 552                 if (state->csc_mask & SS_READY)
 553                         reg |= I365_CSC_READY;
 554
 555         }
 556
 557         /* now write the value and clear the (probably bogus) pending stuff by doing a dummy read*/
 558
 559         indirect_write(sock,I365_CSCINT,reg);
 560         (void)indirect_read(sock,I365_CSC);
 561
 562         leave("i82092aa_set_socket");
 563         return 0;
 564 }
 565
 566 static int i82092aa_set_io_map(struct pcmcia_socket *socket, struct pccard_io_map *io)
 567 {
 568         unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 569         unsigned char map, ioctl;
 570
 571         enter("i82092aa_set_io_map");
 572
 573         map = io->map;
 574
 575         /* Check error conditions */
 576         if (map > 1) {
 577                 leave("i82092aa_set_io_map with invalid map");
 578                 return -EINVAL;
 579         }
 580         if ((io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)){
 581                 leave("i82092aa_set_io_map with invalid io");
 582                 return -EINVAL;
 583         }
 584
 585         /* Turn off the window before changing anything */
 586         if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_IO(map))
 587                 indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_IO(map));
 588
 589 /*      printk("set_io_map: Setting range to %x - %x \n",io->start,io->stop);  */
 590
 591         /* write the new values */
 592         indirect_write16(sock,I365_IO(map)+I365_W_START,io->start);
 593         indirect_write16(sock,I365_IO(map)+I365_W_STOP,io->stop);
 594
 595         ioctl = indirect_read(sock,I365_IOCTL) & ~I365_IOCTL_MASK(map);
 596
 597         if (io->flags & (MAP_16BIT|MAP_AUTOSZ))
 598                 ioctl |= I365_IOCTL_16BIT(map);
 599
 600         indirect_write(sock,I365_IOCTL,ioctl);
 601
 602         /* Turn the window back on if needed */
 603         if (io->flags & MAP_ACTIVE)
 604                 indirect_setbit(sock,I365_ADDRWIN,I365_ENA_IO(map));
 605
 606         leave("i82092aa_set_io_map");
 607         return 0;
 608 }
 609
 610 static int i82092aa_set_mem_map(struct pcmcia_socket *socket, struct pccard_mem_map *mem)
 611 {
 612         struct socket_info *sock_info = container_of(socket, struct socket_info, socket);
 613         unsigned int sock = sock_info->number;
 614         struct pci_bus_region region;
 615         unsigned short base, i;
 616         unsigned char map;
 617
 618         enter("i82092aa_set_mem_map");
 619
 620         pcibios_resource_to_bus(sock_info->dev, &region, mem->res);
 621
 622         map = mem->map;
 623         if (map > 4) {
 624                 leave("i82092aa_set_mem_map: invalid map");
 625                 return -EINVAL;
 626         }
 627
 628
 629         if ( (mem->card_start > 0x3ffffff) || (region.start > region.end) ||
 630              (mem->speed > 1000) ) {
 631                 leave("i82092aa_set_mem_map: invalid address / speed");
 632                 printk("invalid mem map for socket %i: %llx to %llx with a "
 633                         "start of %x\n",
 634                         sock,
 635                         (unsigned long long)region.start,
 636                         (unsigned long long)region.end,
 637                         mem->card_start);
 638                 return -EINVAL;
 639         }
 640
 641         /* Turn off the window before changing anything */
 642         if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_MEM(map))
 643                       indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 644
 645
 646 /*      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);  */
 647
 648         /* write the start address */
 649         base = I365_MEM(map);
 650         i = (region.start >> 12) & 0x0fff;
 651         if (mem->flags & MAP_16BIT)
 652                 i |= I365_MEM_16BIT;
 653         if (mem->flags & MAP_0WS)
 654                 i |= I365_MEM_0WS;
 655         indirect_write16(sock,base+I365_W_START,i);
 656
 657         /* write the stop address */
 658
 659         i= (region.end >> 12) & 0x0fff;
 660         switch (to_cycles(mem->speed)) {
 661                 case 0:
 662                         break;
 663                 case 1:
 664                         i |= I365_MEM_WS0;
 665                         break;
 666                 case 2:
 667                         i |= I365_MEM_WS1;
 668                         break;
 669                 default:
 670                         i |= I365_MEM_WS1 | I365_MEM_WS0;
 671                         break;
 672         }
 673
 674         indirect_write16(sock,base+I365_W_STOP,i);
 675
 676         /* card start */
 677
 678         i = ((mem->card_start - region.start) >> 12) & 0x3fff;
 679         if (mem->flags & MAP_WRPROT)
 680                 i |= I365_MEM_WRPROT;
 681         if (mem->flags & MAP_ATTRIB) {
 682 /*              printk("requesting attribute memory for socket %i\n",sock);*/
 683                 i |= I365_MEM_REG;
 684         } else {
 685 /*              printk("requesting normal memory for socket %i\n",sock);*/
 686         }
 687         indirect_write16(sock,base+I365_W_OFF,i);
 688
 689         /* Enable the window if necessary */
 690         if (mem->flags & MAP_ACTIVE)
 691                 indirect_setbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 692
 693         leave("i82092aa_set_mem_map");
 694         return 0;
 695 }
 696
 697 static int i82092aa_module_init(void)
 698 {
 699         return pci_register_driver(&i82092aa_pci_driver);
 700 }
 701
 702 static void i82092aa_module_exit(void)
 703 {
 704         enter("i82092aa_module_exit");
 705         pci_unregister_driver(&i82092aa_pci_driver);
 706         if (sockets[0].io_base>0)
 707                          release_region(sockets[0].io_base, 2);
 708         leave("i82092aa_module_exit");
 709 }
 710
 711 module_init(i82092aa_module_init);
 712 module_exit(i82092aa_module_exit);
 713