linux/drivers/pcmcia/i82092.c
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   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/system.h>
  21#include <asm/io.h>
  22
  23#include "i82092aa.h"
  24#include "i82365.h"
  25
  26MODULE_LICENSE("GPL");
  27
  28/* PCI core routines */
  29static struct pci_device_id i82092aa_pci_ids[] = {
  30        {
  31              .vendor = PCI_VENDOR_ID_INTEL,
  32              .device = PCI_DEVICE_ID_INTEL_82092AA_0,
  33              .subvendor = PCI_ANY_ID,
  34              .subdevice = PCI_ANY_ID,
  35         },
  36         {} 
  37};
  38MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids);
  39
  40static struct pci_driver i82092aa_pci_driver = {
  41        .name           = "i82092aa",
  42        .id_table       = i82092aa_pci_ids,
  43        .probe          = i82092aa_pci_probe,
  44        .remove         = __devexit_p(i82092aa_pci_remove),
  45};
  46
  47
  48/* the pccard structure and its functions */
  49static struct pccard_operations i82092aa_operations = {
  50        .init                   = i82092aa_init,
  51        .get_status             = i82092aa_get_status,
  52        .set_socket             = i82092aa_set_socket,
  53        .set_io_map             = i82092aa_set_io_map,
  54        .set_mem_map            = i82092aa_set_mem_map,
  55};
  56
  57/* The card can do upto 4 sockets, allocate a structure for each of them */
  58
  59struct socket_info {
  60        int     number;
  61        int     card_state;     /*  0 = no socket,
  62                                    1 = empty socket, 
  63                                    2 = card but not initialized,
  64                                    3 = operational card */
  65        unsigned int io_base;   /* base io address of the socket */
  66        
  67        struct pcmcia_socket socket;
  68        struct pci_dev *dev;    /* The PCI device for the socket */
  69};
  70
  71#define MAX_SOCKETS 4
  72static struct socket_info sockets[MAX_SOCKETS];
  73static int socket_count;  /* shortcut */                                                                                
  74
  75
  76static int __devinit i82092aa_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
  77{
  78        unsigned char configbyte;
  79        int i, ret;
  80        
  81        enter("i82092aa_pci_probe");
  82        
  83        if ((ret = pci_enable_device(dev)))
  84                return ret;
  85                
  86        pci_read_config_byte(dev, 0x40, &configbyte);  /* PCI Configuration Control */
  87        switch(configbyte&6) {
  88                case 0:
  89                        socket_count = 2;
  90                        break;
  91                case 2:
  92                        socket_count = 1;
  93                        break;
  94                case 4:
  95                case 6:
  96                        socket_count = 4;
  97                        break;
  98                        
  99                default:
 100                        printk(KERN_ERR "i82092aa: Oops, you did something we didn't think of.\n");
 101                        ret = -EIO;
 102                        goto err_out_disable;
 103        }
 104        printk(KERN_INFO "i82092aa: configured as a %d socket device.\n", socket_count);
 105
 106        if (!request_region(pci_resource_start(dev, 0), 2, "i82092aa")) {
 107                ret = -EBUSY;
 108                goto err_out_disable;
 109        }
 110        
 111        for (i = 0;i<socket_count;i++) {
 112                sockets[i].card_state = 1; /* 1 = present but empty */
 113                sockets[i].io_base = pci_resource_start(dev, 0);
 114                sockets[i].socket.features |= SS_CAP_PCCARD;
 115                sockets[i].socket.map_size = 0x1000;
 116                sockets[i].socket.irq_mask = 0;
 117                sockets[i].socket.pci_irq  = dev->irq;
 118                sockets[i].socket.cb_dev  = dev;
 119                sockets[i].socket.owner = THIS_MODULE;
 120
 121                sockets[i].number = i;
 122                
 123                if (card_present(i)) {
 124                        sockets[i].card_state = 3;
 125                        dprintk(KERN_DEBUG "i82092aa: slot %i is occupied\n",i);
 126                } else {
 127                        dprintk(KERN_DEBUG "i82092aa: slot %i is vacant\n",i);
 128                }
 129        }
 130                
 131        /* Now, specifiy that all interrupts are to be done as PCI interrupts */
 132        configbyte = 0xFF; /* bitmask, one bit per event, 1 = PCI interrupt, 0 = ISA interrupt */
 133        pci_write_config_byte(dev, 0x50, configbyte); /* PCI Interrupt Routing Register */
 134
 135        /* Register the interrupt handler */
 136        dprintk(KERN_DEBUG "Requesting interrupt %i \n",dev->irq);
 137        if ((ret = request_irq(dev->irq, i82092aa_interrupt, IRQF_SHARED, "i82092aa", i82092aa_interrupt))) {
 138                printk(KERN_ERR "i82092aa: Failed to register IRQ %d, aborting\n", dev->irq);
 139                goto err_out_free_res;
 140        }
 141
 142        pci_set_drvdata(dev, &sockets[i].socket);
 143
 144        for (i = 0; i<socket_count; i++) {
 145                sockets[i].socket.dev.parent = &dev->dev;
 146                sockets[i].socket.ops = &i82092aa_operations;
 147                sockets[i].socket.resource_ops = &pccard_nonstatic_ops;
 148                ret = pcmcia_register_socket(&sockets[i].socket);
 149                if (ret) {
 150                        goto err_out_free_sockets;
 151                }
 152        }
 153
 154        leave("i82092aa_pci_probe");
 155        return 0;
 156
 157err_out_free_sockets:
 158        if (i) {
 159                for (i--;i>=0;i--) {
 160                        pcmcia_unregister_socket(&sockets[i].socket);
 161                }
 162        }
 163        free_irq(dev->irq, i82092aa_interrupt);
 164err_out_free_res:
 165        release_region(pci_resource_start(dev, 0), 2);
 166err_out_disable:
 167        pci_disable_device(dev);
 168        return ret;                     
 169}
 170
 171static void __devexit i82092aa_pci_remove(struct pci_dev *dev)
 172{
 173        struct pcmcia_socket *socket = pci_get_drvdata(dev);
 174
 175        enter("i82092aa_pci_remove");
 176        
 177        free_irq(dev->irq, i82092aa_interrupt);
 178
 179        if (socket)
 180                pcmcia_unregister_socket(socket);
 181
 182        leave("i82092aa_pci_remove");
 183}
 184
 185static DEFINE_SPINLOCK(port_lock);
 186
 187/* basic value read/write functions */
 188
 189static unsigned char indirect_read(int socket, unsigned short reg)
 190{
 191        unsigned short int port;
 192        unsigned char val;
 193        unsigned long flags;
 194        spin_lock_irqsave(&port_lock,flags);
 195        reg += socket * 0x40;
 196        port = sockets[socket].io_base;
 197        outb(reg,port);
 198        val = inb(port+1);
 199        spin_unlock_irqrestore(&port_lock,flags);
 200        return val;
 201}
 202
 203#if 0
 204static unsigned short indirect_read16(int socket, unsigned short reg)
 205{
 206        unsigned short int port;
 207        unsigned short tmp;
 208        unsigned long flags;
 209        spin_lock_irqsave(&port_lock,flags);
 210        reg  = reg + socket * 0x40;
 211        port = sockets[socket].io_base;
 212        outb(reg,port);
 213        tmp = inb(port+1);
 214        reg++;
 215        outb(reg,port);
 216        tmp = tmp | (inb(port+1)<<8);
 217        spin_unlock_irqrestore(&port_lock,flags);
 218        return tmp;
 219}
 220#endif
 221
 222static void indirect_write(int socket, unsigned short reg, unsigned char value)
 223{
 224        unsigned short int port;
 225        unsigned long flags;
 226        spin_lock_irqsave(&port_lock,flags);
 227        reg = reg + socket * 0x40;
 228        port = sockets[socket].io_base; 
 229        outb(reg,port);
 230        outb(value,port+1);
 231        spin_unlock_irqrestore(&port_lock,flags);
 232}
 233
 234static void indirect_setbit(int socket, unsigned short reg, unsigned char mask)
 235{
 236        unsigned short int port;
 237        unsigned char val;
 238        unsigned long flags;
 239        spin_lock_irqsave(&port_lock,flags);
 240        reg = reg + socket * 0x40;
 241        port = sockets[socket].io_base; 
 242        outb(reg,port);
 243        val = inb(port+1);
 244        val |= mask;
 245        outb(reg,port);
 246        outb(val,port+1);
 247        spin_unlock_irqrestore(&port_lock,flags);
 248}
 249
 250
 251static void indirect_resetbit(int socket, unsigned short reg, unsigned char mask)
 252{
 253        unsigned short int port;
 254        unsigned char val;
 255        unsigned long flags;
 256        spin_lock_irqsave(&port_lock,flags);
 257        reg = reg + socket * 0x40;
 258        port = sockets[socket].io_base; 
 259        outb(reg,port);
 260        val = inb(port+1);
 261        val &= ~mask;
 262        outb(reg,port);
 263        outb(val,port+1);
 264        spin_unlock_irqrestore(&port_lock,flags);
 265}
 266
 267static void indirect_write16(int socket, unsigned short reg, unsigned short value)
 268{
 269        unsigned short int port;
 270        unsigned char val;
 271        unsigned long flags;
 272        spin_lock_irqsave(&port_lock,flags);
 273        reg = reg + socket * 0x40;
 274        port = sockets[socket].io_base; 
 275        
 276        outb(reg,port);
 277        val = value & 255;
 278        outb(val,port+1);
 279        
 280        reg++;
 281        
 282        outb(reg,port);
 283        val = value>>8;
 284        outb(val,port+1);
 285        spin_unlock_irqrestore(&port_lock,flags);
 286}
 287
 288/* simple helper functions */
 289/* External clock time, in nanoseconds.  120 ns = 8.33 MHz */
 290static int cycle_time = 120;
 291
 292static int to_cycles(int ns)
 293{
 294        if (cycle_time!=0)
 295                return ns/cycle_time;
 296        else
 297                return 0;
 298}
 299    
 300
 301/* Interrupt handler functionality */
 302
 303static irqreturn_t i82092aa_interrupt(int irq, void *dev)
 304{
 305        int i;
 306        int loopcount = 0;
 307        int handled = 0;
 308
 309        unsigned int events, active=0;
 310        
 311/*      enter("i82092aa_interrupt");*/
 312        
 313        while (1) {
 314                loopcount++;
 315                if (loopcount>20) {
 316                        printk(KERN_ERR "i82092aa: infinite eventloop in interrupt \n");
 317                        break;
 318                }
 319                
 320                active = 0;
 321                
 322                for (i=0;i<socket_count;i++) {
 323                        int csc;
 324                        if (sockets[i].card_state==0) /* Inactive socket, should not happen */
 325                                continue;
 326                        
 327                        csc = indirect_read(i,I365_CSC); /* card status change register */
 328                        
 329                        if (csc==0)  /* no events on this socket */
 330                                continue;
 331                        handled = 1;
 332                        events = 0;
 333                         
 334                        if (csc & I365_CSC_DETECT) {
 335                                events |= SS_DETECT;
 336                                printk("Card detected in socket %i!\n",i);
 337                         }
 338                        
 339                        if (indirect_read(i,I365_INTCTL) & I365_PC_IOCARD) { 
 340                                /* For IO/CARDS, bit 0 means "read the card" */
 341                                events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0; 
 342                        } else {
 343                                /* Check for battery/ready events */
 344                                events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0;
 345                                events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0;
 346                                events |= (csc & I365_CSC_READY) ? SS_READY : 0;
 347                        }
 348                        
 349                        if (events) {
 350                                pcmcia_parse_events(&sockets[i].socket, events);
 351                        }
 352                        active |= events;
 353                }
 354                                
 355                if (active==0) /* no more events to handle */
 356                        break;                          
 357                
 358        }
 359        return IRQ_RETVAL(handled);
 360/*      leave("i82092aa_interrupt");*/
 361}
 362
 363
 364
 365/* socket functions */
 366
 367static int card_present(int socketno)
 368{       
 369        unsigned int val;
 370        enter("card_present");
 371        
 372        if ((socketno<0) || (socketno >= MAX_SOCKETS))
 373                return 0;
 374        if (sockets[socketno].io_base == 0)
 375                return 0;
 376
 377                
 378        val = indirect_read(socketno, 1); /* Interface status register */
 379        if ((val&12)==12) {
 380                leave("card_present 1");
 381                return 1;
 382        }
 383                
 384        leave("card_present 0");
 385        return 0;
 386}
 387
 388static void set_bridge_state(int sock)
 389{
 390        enter("set_bridge_state");
 391        indirect_write(sock, I365_GBLCTL,0x00);
 392        indirect_write(sock, I365_GENCTL,0x00);
 393        
 394        indirect_setbit(sock, I365_INTCTL,0x08);
 395        leave("set_bridge_state");
 396}
 397
 398
 399
 400
 401
 402      
 403static int i82092aa_init(struct pcmcia_socket *sock)
 404{
 405        int i;
 406        struct resource res = { .start = 0, .end = 0x0fff };
 407        pccard_io_map io = { 0, 0, 0, 0, 1 };
 408        pccard_mem_map mem = { .res = &res, };
 409        
 410        enter("i82092aa_init");
 411                        
 412        for (i = 0; i < 2; i++) {
 413                io.map = i;
 414                i82092aa_set_io_map(sock, &io);
 415        }
 416        for (i = 0; i < 5; i++) {
 417                mem.map = i;
 418                i82092aa_set_mem_map(sock, &mem);
 419        }
 420        
 421        leave("i82092aa_init");
 422        return 0;
 423}
 424                                                                                                                                                                                                                                              
 425static int i82092aa_get_status(struct pcmcia_socket *socket, u_int *value)
 426{
 427        unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 428        unsigned int status;
 429        
 430        enter("i82092aa_get_status");
 431        
 432        status = indirect_read(sock,I365_STATUS); /* Interface Status Register */
 433        *value = 0;
 434        
 435        if ((status & I365_CS_DETECT) == I365_CS_DETECT) {
 436                *value |= SS_DETECT;
 437        }
 438                
 439        /* IO cards have a different meaning of bits 0,1 */
 440        /* Also notice the inverse-logic on the bits */
 441         if (indirect_read(sock, I365_INTCTL) & I365_PC_IOCARD) {
 442                /* IO card */
 443                if (!(status & I365_CS_STSCHG))
 444                        *value |= SS_STSCHG;
 445         } else { /* non I/O card */
 446                if (!(status & I365_CS_BVD1))
 447                        *value |= SS_BATDEAD;
 448                if (!(status & I365_CS_BVD2))
 449                        *value |= SS_BATWARN;
 450                        
 451         }
 452         
 453         if (status & I365_CS_WRPROT)
 454                (*value) |= SS_WRPROT;  /* card is write protected */
 455         
 456         if (status & I365_CS_READY)
 457                (*value) |= SS_READY;    /* card is not busy */
 458                
 459         if (status & I365_CS_POWERON)
 460                (*value) |= SS_POWERON;  /* power is applied to the card */
 461
 462
 463        leave("i82092aa_get_status");
 464        return 0;
 465}
 466
 467
 468static int i82092aa_set_socket(struct pcmcia_socket *socket, socket_state_t *state) 
 469{
 470        unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 471        unsigned char reg;
 472        
 473        enter("i82092aa_set_socket");
 474        
 475        /* First, set the global controller options */
 476        
 477        set_bridge_state(sock);
 478        
 479        /* Values for the IGENC register */
 480        
 481        reg = 0;
 482        if (!(state->flags & SS_RESET))         /* The reset bit has "inverse" logic */
 483                reg = reg | I365_PC_RESET;  
 484        if (state->flags & SS_IOCARD) 
 485                reg = reg | I365_PC_IOCARD;
 486                
 487        indirect_write(sock,I365_INTCTL,reg); /* IGENC, Interrupt and General Control Register */
 488        
 489        /* Power registers */
 490        
 491        reg = I365_PWR_NORESET; /* default: disable resetdrv on resume */
 492        
 493        if (state->flags & SS_PWR_AUTO) {
 494                printk("Auto power\n");
 495                reg |= I365_PWR_AUTO;   /* automatic power mngmnt */
 496        }
 497        if (state->flags & SS_OUTPUT_ENA) {
 498                printk("Power Enabled \n");
 499                reg |= I365_PWR_OUT;    /* enable power */
 500        }
 501        
 502        switch (state->Vcc) {
 503                case 0: 
 504                        break;
 505                case 50: 
 506                        printk("setting voltage to Vcc to 5V on socket %i\n",sock);
 507                        reg |= I365_VCC_5V;
 508                        break;
 509                default:
 510                        printk("i82092aa: i82092aa_set_socket called with invalid VCC power value: %i ", state->Vcc);
 511                        leave("i82092aa_set_socket");
 512                        return -EINVAL;
 513        }
 514        
 515        
 516        switch (state->Vpp) {
 517                case 0: 
 518                        printk("not setting Vpp on socket %i\n",sock);
 519                        break;
 520                case 50: 
 521                        printk("setting Vpp to 5.0 for socket %i\n",sock);
 522                        reg |= I365_VPP1_5V | I365_VPP2_5V;
 523                        break;
 524                case 120: 
 525                        printk("setting Vpp to 12.0\n");
 526                        reg |= I365_VPP1_12V | I365_VPP2_12V;
 527                        break;
 528                default:
 529                        printk("i82092aa: i82092aa_set_socket called with invalid VPP power value: %i ", state->Vcc);
 530                        leave("i82092aa_set_socket");
 531                        return -EINVAL;
 532        }
 533        
 534        if (reg != indirect_read(sock,I365_POWER)) /* only write if changed */
 535                indirect_write(sock,I365_POWER,reg);
 536                
 537        /* Enable specific interrupt events */
 538        
 539        reg = 0x00;
 540        if (state->csc_mask & SS_DETECT) {
 541                reg |= I365_CSC_DETECT;
 542        }
 543        if (state->flags & SS_IOCARD) {
 544                if (state->csc_mask & SS_STSCHG)
 545                        reg |= I365_CSC_STSCHG;
 546        } else {
 547                if (state->csc_mask & SS_BATDEAD) 
 548                        reg |= I365_CSC_BVD1;
 549                if (state->csc_mask & SS_BATWARN) 
 550                        reg |= I365_CSC_BVD2;
 551                if (state->csc_mask & SS_READY) 
 552                        reg |= I365_CSC_READY; 
 553                                        
 554        }
 555        
 556        /* now write the value and clear the (probably bogus) pending stuff by doing a dummy read*/
 557        
 558        indirect_write(sock,I365_CSCINT,reg);
 559        (void)indirect_read(sock,I365_CSC);
 560
 561        leave("i82092aa_set_socket");
 562        return 0;
 563}
 564
 565static int i82092aa_set_io_map(struct pcmcia_socket *socket, struct pccard_io_map *io)
 566{
 567        unsigned int sock = container_of(socket, struct socket_info, socket)->number;
 568        unsigned char map, ioctl;
 569        
 570        enter("i82092aa_set_io_map");
 571        
 572        map = io->map;
 573        
 574        /* Check error conditions */    
 575        if (map > 1) {
 576                leave("i82092aa_set_io_map with invalid map");
 577                return -EINVAL;
 578        }
 579        if ((io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)){
 580                leave("i82092aa_set_io_map with invalid io");
 581                return -EINVAL;
 582        }
 583
 584        /* Turn off the window before changing anything */ 
 585        if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_IO(map))
 586                indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_IO(map));
 587
 588/*      printk("set_io_map: Setting range to %x - %x \n",io->start,io->stop);  */
 589        
 590        /* write the new values */
 591        indirect_write16(sock,I365_IO(map)+I365_W_START,io->start);             
 592        indirect_write16(sock,I365_IO(map)+I365_W_STOP,io->stop);               
 593                        
 594        ioctl = indirect_read(sock,I365_IOCTL) & ~I365_IOCTL_MASK(map);
 595        
 596        if (io->flags & (MAP_16BIT|MAP_AUTOSZ))
 597                ioctl |= I365_IOCTL_16BIT(map);
 598                
 599        indirect_write(sock,I365_IOCTL,ioctl);
 600        
 601        /* Turn the window back on if needed */
 602        if (io->flags & MAP_ACTIVE)
 603                indirect_setbit(sock,I365_ADDRWIN,I365_ENA_IO(map));
 604                        
 605        leave("i82092aa_set_io_map");   
 606        return 0;
 607}
 608
 609static int i82092aa_set_mem_map(struct pcmcia_socket *socket, struct pccard_mem_map *mem)
 610{
 611        struct socket_info *sock_info = container_of(socket, struct socket_info, socket);
 612        unsigned int sock = sock_info->number;
 613        struct pci_bus_region region;
 614        unsigned short base, i;
 615        unsigned char map;
 616        
 617        enter("i82092aa_set_mem_map");
 618
 619        pcibios_resource_to_bus(sock_info->dev, &region, mem->res);
 620        
 621        map = mem->map;
 622        if (map > 4) {
 623                leave("i82092aa_set_mem_map: invalid map");
 624                return -EINVAL;
 625        }
 626        
 627        
 628        if ( (mem->card_start > 0x3ffffff) || (region.start > region.end) ||
 629             (mem->speed > 1000) ) {
 630                leave("i82092aa_set_mem_map: invalid address / speed");
 631                printk("invalid mem map for socket %i: %llx to %llx with a "
 632                        "start of %x\n",
 633                        sock,
 634                        (unsigned long long)region.start,
 635                        (unsigned long long)region.end,
 636                        mem->card_start);
 637                return -EINVAL;
 638        }
 639        
 640        /* Turn off the window before changing anything */
 641        if (indirect_read(sock, I365_ADDRWIN) & I365_ENA_MEM(map))
 642                      indirect_resetbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 643                         
 644                         
 645/*      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);  */
 646
 647        /* write the start address */
 648        base = I365_MEM(map);
 649        i = (region.start >> 12) & 0x0fff;
 650        if (mem->flags & MAP_16BIT) 
 651                i |= I365_MEM_16BIT;
 652        if (mem->flags & MAP_0WS)
 653                i |= I365_MEM_0WS;      
 654        indirect_write16(sock,base+I365_W_START,i);
 655                               
 656        /* write the stop address */
 657        
 658        i= (region.end >> 12) & 0x0fff;
 659        switch (to_cycles(mem->speed)) {
 660                case 0:
 661                        break;
 662                case 1:
 663                        i |= I365_MEM_WS0;
 664                        break;
 665                case 2:
 666                        i |= I365_MEM_WS1;
 667                        break;
 668                default:
 669                        i |= I365_MEM_WS1 | I365_MEM_WS0;
 670                        break;
 671        }
 672        
 673        indirect_write16(sock,base+I365_W_STOP,i);
 674        
 675        /* card start */
 676        
 677        i = ((mem->card_start - region.start) >> 12) & 0x3fff;
 678        if (mem->flags & MAP_WRPROT)
 679                i |= I365_MEM_WRPROT;
 680        if (mem->flags & MAP_ATTRIB) {
 681/*              printk("requesting attribute memory for socket %i\n",sock);*/
 682                i |= I365_MEM_REG;
 683        } else {
 684/*              printk("requesting normal memory for socket %i\n",sock);*/
 685        }
 686        indirect_write16(sock,base+I365_W_OFF,i);
 687        
 688        /* Enable the window if necessary */
 689        if (mem->flags & MAP_ACTIVE)
 690                indirect_setbit(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 691                    
 692        leave("i82092aa_set_mem_map");
 693        return 0;
 694}
 695
 696static int i82092aa_module_init(void)
 697{
 698        return pci_register_driver(&i82092aa_pci_driver);
 699}
 700
 701static void i82092aa_module_exit(void)
 702{
 703        enter("i82092aa_module_exit");
 704        pci_unregister_driver(&i82092aa_pci_driver);
 705        if (sockets[0].io_base>0)
 706                         release_region(sockets[0].io_base, 2);
 707        leave("i82092aa_module_exit");
 708}
 709
 710module_init(i82092aa_module_init);
 711module_exit(i82092aa_module_exit);
 712
 713