src/core/i82365.c

   1 #ifdef CONFIG_PCMCIA
   2
   3 /*
   4  *      i82365.c
   5  *      Support for i82365 and similar ISA-to-PCMCIA bridges
   6  *
   7  *      Taken from Linux kernel sources, distributed under GPL2
   8  *
   9  *   Software distributed under the License is distributed on an "AS
  10  *   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  11  *   implied. See the License for the specific language governing
  12  *   rights and limitations under the License.
  13  *
  14  *   The initial developer of the original code is David A. Hinds
  15  *   <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
  16  *   are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
  17  *
  18  *      Ported by: Anselm Martin Hoffmeister, Stockholm Projekt Computer-Service, Sankt Augustin/Bonn, GERMANY
  19  */
  20
  21 /*
  22  *
  23  *
  24  *                      ******************************
  25  *                      PLEASE DO NOT YET WORK ON THIS
  26  *                      ******************************
  27  *
  28  *      I'm still fixing it up on every end, so we most probably would interfere
  29  *      at some point. If there's anything obvious or better, not-so-obvious,
  30  *      please contact me by e-mail: anselm (AT) hoffmeister (DOT) be   *THANKS*
  31  */
  32 #include "../include/pcmcia.h"
  33 #include "../include/pcmcia-opts.h"
  34 #include "../include/i82365.h"
  35
  36 #ifndef CONFIG_ISA
  37 #error  PCMCIA_I82365 only works with ISA defined - set CONFIG_ISA
  38 #endif
  39
  40 typedef enum pcic_id {
  41     IS_I82365A, IS_I82365B, IS_I82365DF,
  42     IS_IBM, IS_RF5Cx96, IS_VLSI, IS_VG468, IS_VG469,
  43     IS_PD6710, IS_PD672X, IS_VT83C469,
  44 } pcic_id;
  45
  46 /* Flags for classifying groups of controllers */
  47 #define IS_VADEM        0x0001
  48 #define IS_CIRRUS       0x0002
  49 #define IS_TI           0x0004
  50 #define IS_O2MICRO      0x0008
  51 #define IS_VIA          0x0010
  52 #define IS_TOPIC        0x0020
  53 #define IS_RICOH        0x0040
  54 #define IS_UNKNOWN      0x0400
  55 #define IS_VG_PWR       0x0800
  56 #define IS_DF_PWR       0x1000
  57 #define IS_PCI          0x2000
  58 #define IS_ALIVE        0x8000
  59
  60 typedef struct pcic_t {
  61     char                *name;
  62     u_short             flags;
  63 } pcic_t;
  64
  65 static pcic_t pcic[] = {
  66     { "Intel i82365sl A step", 0 },
  67     { "Intel i82365sl B step", 0 },
  68     { "Intel i82365sl DF", IS_DF_PWR },
  69     { "IBM Clone", 0 },
  70     { "Ricoh RF5C296/396", 0 },
  71     { "VLSI 82C146", 0 },
  72     { "Vadem VG-468", IS_VADEM },
  73     { "Vadem VG-469", IS_VADEM|IS_VG_PWR },
  74     { "Cirrus PD6710", IS_CIRRUS },
  75     { "Cirrus PD672x", IS_CIRRUS },
  76     { "VIA VT83C469", IS_CIRRUS|IS_VIA },
  77 };
  78
  79 typedef struct cirrus_state_t {
  80     u_char              misc1, misc2;
  81     u_char              timer[6];
  82 } cirrus_state_t;
  83
  84 typedef struct vg46x_state_t {
  85     u_char              ctl, ema;
  86 } vg46x_state_t;
  87
  88 typedef struct socket_info_t {
  89     u_short             type, flags;
  90     socket_cap_t        cap;
  91     ioaddr_t            ioaddr;
  92     u_short             psock;
  93     u_char              cs_irq, intr;
  94     void                (*handler)(void *info, u_int events);
  95     void                *info;
  96     union {
  97         cirrus_state_t          cirrus;
  98         vg46x_state_t           vg46x;
  99     } state;
 100 } socket_info_t;
 101
 102 //static socket_info_t socket[8];
 103
 104 int     i365_base = 0x3e0; // Default in Linux kernel
 105 int     cycle_time = 120; // External clock time in ns, 120ns =~ 8.33 MHz
 106 int     mydriverid = 0;
 107
 108 void    phex ( unsigned char c );
 109 /*static int to_cycles(int ns)
 110 {
 111     return ns/cycle_time;
 112 }
 113 */
 114 /*static int to_ns(int cycles)
 115 {
 116     return cycle_time*cycles;
 117 }
 118 */
 119
 120 static u_char i365_get(u_short sock, u_short reg)
 121 {
 122     //unsigned long flags;
 123     //spin_lock_irqsave(&bus_lock,flags);
 124     {
 125         ioaddr_t port = pccsock[sock].ioaddr;
 126         u_char val;
 127         reg = I365_REG(pccsock[sock].internalid, reg);
 128         outb(reg, port); val = inb(port+1);
 129         //spin_unlock_irqrestore(&bus_lock,flags);
 130         return val;
 131     }
 132 }
 133
 134 static void i365_set(u_short sock, u_short reg, u_char data)
 135 {
 136     //unsigned long flags;
 137     //spin_lock_irqsave(&bus_lock,flags);
 138     {
 139         ioaddr_t port = pccsock[sock].ioaddr;
 140         u_char val = I365_REG(pccsock[sock].internalid, reg);
 141         outb(val, port); outb(data, port+1);
 142         //spin_unlock_irqrestore(&bus_lock,flags);
 143     }
 144 }
 145
 146 void    add_socket_i365(u_short port, int psock, int type) {
 147         pccsock[pccsocks].ioaddr = port;
 148         pccsock[pccsocks].internalid = psock;
 149         pccsock[pccsocks].type = type;
 150         pccsock[pccsocks].flags = pcic[type].flags;
 151         pccsock[pccsocks].drivernum = mydriverid;
 152         pccsock[pccsocks].configoffset = -1;
 153         // Find out if a card in inside that socket
 154         pccsock[pccsocks].status = (( 12 == (i365_get(pccsocks,I365_STATUS)&12) )  ?  HASCARD : EMPTY );
 155         // *TODO* check if that's all
 156         if ( 0 == (psock & 1) ) {
 157                 printf ( "Found a PCMCIA controller (i82365) at io %x, type '%s'\n", port, pcic[type].name );
 158                 //      pccsock[pccsocks].status == HASCARD? "holds card":"empty" );
 159         }
 160         pccsocks++;
 161         return;
 162 }
 163
 164 void    i365_bset(u_short sock, u_short reg, u_char mask) {
 165         u_char d = i365_get(sock, reg);
 166         d |= mask;
 167         i365_set(sock, reg, d);
 168 }
 169
 170 void    i365_bclr(u_short sock, u_short reg, u_char mask) {
 171         u_char d = i365_get(sock, reg);
 172         d &= ~mask;
 173         i365_set(sock, reg, d);
 174 }
 175
 176
 177 /*static void i365_bflip(u_short sock, u_short reg, u_char mask, int b)
 178 {
 179     u_char d = i365_get(sock, reg);
 180     if (b)
 181         d |= mask;
 182     else
 183         d &= ~mask;
 184     i365_set(sock, reg, d);
 185 }
 186 */
 187
 188 /*
 189 static u_short i365_get_pair(u_short sock, u_short reg)
 190 {
 191     u_short a, b;
 192     a = i365_get(sock, reg);
 193     b = i365_get(sock, reg+1);
 194     return (a + (b<<8));
 195 }
 196 */
 197
 198 /*
 199 static void i365_set_pair(u_short sock, u_short reg, u_short data)
 200 {
 201     i365_set(sock, reg, data & 0xff);
 202     i365_set(sock, reg+1, data >> 8);
 203 }
 204 */
 205 int     identify_i365 ( u_short port, u_short sock ) {
 206         u_char val;
 207         int type = -1;
 208         /* Use the next free entry in the socket table */
 209         pccsock[pccsocks].ioaddr = port;
 210         pccsock[pccsocks].internalid = sock;
 211         // *TODO* wakeup a sleepy cirrus controller?
 212
 213         if ((val = i365_get(pccsocks, I365_IDENT)) & 0x70)
 214             return -1;
 215         switch (val) {
 216         case 0x82:
 217             type = IS_I82365A; break;
 218         case 0x83:
 219             type = IS_I82365B; break;
 220         case 0x84:
 221             type = IS_I82365DF; break;
 222         case 0x88: case 0x89: case 0x8a:
 223             type = IS_IBM; break;
 224         }
 225         /* Check for Vadem VG-468 chips */
 226         outb(0x0e, port);
 227         outb(0x37, port);
 228         i365_bset(pccsocks, VG468_MISC, VG468_MISC_VADEMREV);
 229         val = i365_get(pccsocks, I365_IDENT);
 230         if (val & I365_IDENT_VADEM) {
 231             i365_bclr(pccsocks, VG468_MISC, VG468_MISC_VADEMREV);
 232             type = ((val & 7) >= 4) ? IS_VG469 : IS_VG468;
 233         }
 234
 235         /* Check for Ricoh chips */
 236         val = i365_get(pccsocks, RF5C_CHIP_ID);
 237         if ((val == RF5C_CHIP_RF5C296) || (val == RF5C_CHIP_RF5C396)) type = IS_RF5Cx96;
 238
 239         /* Check for Cirrus CL-PD67xx chips */
 240         i365_set(pccsocks, PD67_CHIP_INFO, 0);
 241         val = i365_get(pccsocks, PD67_CHIP_INFO);
 242         if ((val & PD67_INFO_CHIP_ID) == PD67_INFO_CHIP_ID) {
 243             val = i365_get(pccsocks, PD67_CHIP_INFO);
 244             if ((val & PD67_INFO_CHIP_ID) == 0) {
 245                 type = (val & PD67_INFO_SLOTS) ? IS_PD672X : IS_PD6710;
 246                 i365_set(pccsocks, PD67_EXT_INDEX, 0xe5);
 247                 if (i365_get(pccsocks, PD67_EXT_INDEX) != 0xe5) type = IS_VT83C469;
 248             }
 249         }
 250     return type;
 251 }
 252
 253 int     init_i82365(void) {
 254         int     i, j, sock, k, ns, id;
 255         //unsigned int ui,uj;
 256         //unsigned char * upc;
 257         ioaddr_t port;
 258         int     i82365s = 0;
 259         // Change from kernel: No irq init, no check_region, no isapnp support
 260         // No ignore socket, no extra sockets to check (so it's easier here :-/)
 261         // Probably we don't need any of them; in case YOU do, SHOUT AT ME!
 262         id = identify_i365(i365_base, 0);
 263         if ((id == IS_I82365DF) && (identify_i365(i365_base, 1) != id)) {
 264                 for (i = 0; i < 4; i++) {
 265                     port = i365_base + ((i & 1) << 2) + ((i & 2) << 1);
 266                     sock = (i & 1) << 1;
 267                     if (identify_i365(port, sock) == IS_I82365DF) {
 268                         add_socket_i365(port, sock, IS_VLSI);
 269                     }
 270                 }
 271         } else {
 272           for (i = 0; i < 4; i += 2) {
 273             port = i365_base + 2*(i>>2);
 274             sock = (i & 3);
 275             id = identify_i365(port, sock);
 276             if (id < 0) continue;
 277
 278             for (j = ns = 0; j < 2; j++) {
 279                 /* Does the socket exist? */
 280                 if (identify_i365(port, sock+j) < 0)    continue;
 281                 /* Check for bad socket decode */
 282                 for (k = 0; k <= i82365s; k++)
 283                     i365_set(k, I365_MEM(0)+I365_W_OFF, k);
 284                 for (k = 0; k <= i82365s; k++)
 285                     if (i365_get(k, I365_MEM(0)+I365_W_OFF) != k)
 286                         break;
 287                 if (k <= i82365s) break;
 288                 add_socket_i365(port, sock+j, id); ns++;
 289             }
 290           }
 291         }
 292         return  0;
 293
 294
 295
 296
 297
 298
 299
 300 /*      printf ( "Selecting config 1: io 0x300 @byte 87*2.." );
 301         upc[(2*87)] = 2;
 302         i365_bclr(1, I365_ADDRWIN, 1 );
 303         i365_set(1,I365_INTCTL, 0x65 ); //no-reset, memory-card
 304         i365_set(1, I365_IO(0)+0, 0x20 );
 305         i365_set(1, I365_IO(0)+1, 0x03 );
 306         i365_set(1, I365_IO(0)+2, 0x3f );
 307         i365_set(1, I365_IO(0)+3, 0x03 );
 308         i365_set(1, 0x3a, 0x05 );
 309         i365_set(1, 0x3b, 0x05 );
 310         i365_set(1, 0x3c, 0x05 );
 311         i365_set(1, 0x3d, 0x05 );
 312         i365_set(1, 0x3e, 0x05 );
 313         i365_set(1, 0x3f, 0x05 );
 314         i365_set(1, 0x07, 0x0a );
 315         i365_set(1, I365_ADDRWIN, 0x40 ); // 0x40
 316         printf ( "!\n" ); getchar();
 317         printf ( "\n" );
 318         return 0; */
 319 }
 320
 321 void    phex ( unsigned char c ) {
 322         unsigned char a = 0, b = 0;
 323         b = ( c & 0xf );
 324         if ( b > 9 ) b += ('a'-'9'-1);
 325         b += '0';
 326         a = ( c & 0xf0 ) >> 4;
 327         if ( a > 9 ) a += ('a'-'9'-1);
 328         a += '0';
 329         printf ( "%c%c ", a, b );
 330         return;
 331 }
 332
 333 int     deinit_i82365(void) {
 334         printf("Deinitializing i82365\n" );
 335         return 0;
 336 }
 337
 338 /*static int i365_get_status(u_short sock, u_int *value)
 339 {
 340     u_int status;
 341
 342     status = i365_get(sock, I365_STATUS);
 343     *value = ((status & I365_CS_DETECT) == I365_CS_DETECT)
 344         ? SS_DETECT : 0;
 345
 346     if (i365_get(sock, I365_INTCTL) & I365_PC_IOCARD)
 347         *value |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG;
 348     else {
 349         *value |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD;
 350         *value |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN;
 351     }
 352     *value |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0;
 353     *value |= (status & I365_CS_READY) ? SS_READY : 0;
 354     *value |= (status & I365_CS_POWERON) ? SS_POWERON : 0;
 355
 356 #ifdef CONFIG_ISA
 357     if (pccsock[sock].type == IS_VG469) {
 358         status = i365_get(sock, VG469_VSENSE);
 359         if (pccsock[sock].internalid & 1) {
 360             *value |= (status & VG469_VSENSE_B_VS1) ? 0 : SS_3VCARD;
 361             *value |= (status & VG469_VSENSE_B_VS2) ? 0 : SS_XVCARD;
 362         } else {
 363             *value |= (status & VG469_VSENSE_A_VS1) ? 0 : SS_3VCARD;
 364             *value |= (status & VG469_VSENSE_A_VS2) ? 0 : SS_XVCARD;
 365         }
 366     }
 367 #endif
 368
 369     printf("i82365: GetStatus(%d) = %#4.4x\n", sock, *value);
 370     return 0;
 371 } //i365_get_status
 372 */
 373
 374 /*static int i365_set_socket(u_short sock, socket_state_t *state)
 375 {
 376     socket_info_t *t = &socket[sock];
 377     u_char reg;
 378
 379     printf("i82365: SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, "
 380           "io_irq %d, csc_mask %#2.2x)\n", sock, state->flags,
 381           state->Vcc, state->Vpp, state->io_irq, state->csc_mask);
 382 printf ("\nERROR:UNIMPLEMENTED\n" );
 383 return 0;
 384     // First set global controller options
 385     // set_bridge_state(sock); *TODO* check: need this here?
 386
 387     // IO card, RESET flag, IO interrupt
 388     reg = t->intr;
 389     if (state->io_irq != t->cap.pci_irq) reg |= state->io_irq;
 390     reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET;
 391     reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0;
 392     i365_set(sock, I365_INTCTL, reg);
 393
 394     reg = I365_PWR_NORESET;
 395     if (state->flags & SS_PWR_AUTO) reg |= I365_PWR_AUTO;
 396     if (state->flags & SS_OUTPUT_ENA) reg |= I365_PWR_OUT;
 397
 398     if (t->flags & IS_CIRRUS) {
 399         if (state->Vpp != 0) {
 400             if (state->Vpp == 120)
 401                 reg |= I365_VPP1_12V;
 402             else if (state->Vpp == state->Vcc)
 403                 reg |= I365_VPP1_5V;
 404             else return -EINVAL;
 405         }
 406         if (state->Vcc != 0) {
 407             reg |= I365_VCC_5V;
 408             if (state->Vcc == 33)
 409                 i365_bset(sock, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
 410             else if (state->Vcc == 50)
 411                 i365_bclr(sock, PD67_MISC_CTL_1, PD67_MC1_VCC_3V);
 412             else return -EINVAL;
 413         }
 414     } else if (t->flags & IS_VG_PWR) {
 415         if (state->Vpp != 0) {
 416             if (state->Vpp == 120)
 417                 reg |= I365_VPP1_12V;
 418             else if (state->Vpp == state->Vcc)
 419                 reg |= I365_VPP1_5V;
 420             else return -EINVAL;
 421         }
 422        if (state->Vcc != 0) {
 423             reg |= I365_VCC_5V;
 424             if (state->Vcc == 33)
 425                 i365_bset(sock, VG469_VSELECT, VG469_VSEL_VCC);
 426             else if (state->Vcc == 50)
 427                 i365_bclr(sock, VG469_VSELECT, VG469_VSEL_VCC);
 428             else return -EINVAL;
 429         }
 430     } else if (t->flags & IS_DF_PWR) {
 431         switch (state->Vcc) {
 432         case 0:         break;
 433         case 33:        reg |= I365_VCC_3V; break;
 434         case 50:        reg |= I365_VCC_5V; break;
 435         default:        return -EINVAL;
 436         }
 437         switch (state->Vpp) {
 438         case 0:         break;
 439         case 50:        reg |= I365_VPP1_5V; break;
 440         case 120:       reg |= I365_VPP1_12V; break;
 441         default:        return -EINVAL;
 442         }
 443     } else {
 444         switch (state->Vcc) {
 445         case 0:         break;
 446         case 50:        reg |= I365_VCC_5V; break;
 447         default:        return -EINVAL;
 448         }
 449         switch (state->Vpp) {
 450         case 0:         break;
 451         case 50:        reg |= I365_VPP1_5V | I365_VPP2_5V; break;
 452         case 120:       reg |= I365_VPP1_12V | I365_VPP2_12V; break;
 453         default:        return -EINVAL;
 454         }
 455     }
 456
 457     if (reg != i365_get(sock, I365_POWER))
 458         i365_set(sock, I365_POWER, reg);
 459
 460     // Chipset-specific functions
 461     if (t->flags & IS_CIRRUS) {
 462         // Speaker control
 463         i365_bflip(sock, PD67_MISC_CTL_1, PD67_MC1_SPKR_ENA,
 464                    state->flags & SS_SPKR_ENA);
 465     }
 466
 467     // Card status change interrupt mask
 468     reg = t->cs_irq << 4;
 469     if (state->csc_mask & SS_DETECT) reg |= I365_CSC_DETECT;
 470     if (state->flags & SS_IOCARD) {
 471         if (state->csc_mask & SS_STSCHG) reg |= I365_CSC_STSCHG;
 472     } else {
 473         if (state->csc_mask & SS_BATDEAD) reg |= I365_CSC_BVD1;
 474         if (state->csc_mask & SS_BATWARN) reg |= I365_CSC_BVD2;
 475         if (state->csc_mask & SS_READY) reg |= I365_CSC_READY;
 476     }
 477     i365_set(sock, I365_CSCINT, reg);
 478     i365_get(sock, I365_CSC);
 479
 480     return 0;
 481 } // i365_set_socket
 482 */
 483
 484 /*static int i365_get_io_map(u_short sock, struct pccard_io_map *io)
 485 {
 486     u_char map, ioctl, addr;
 487         printf ( "GETIOMAP unimplemented\n" ); return 0;
 488     map = io->map;
 489     if (map > 1) return -EINVAL;
 490     io->start = i365_get_pair(sock, I365_IO(map)+I365_W_START);
 491     io->stop = i365_get_pair(sock, I365_IO(map)+I365_W_STOP);
 492     ioctl = i365_get(sock, I365_IOCTL);
 493     addr = i365_get(sock, I365_ADDRWIN);
 494     io->speed = to_ns(ioctl & I365_IOCTL_WAIT(map)) ? 1 : 0;
 495     io->flags  = (addr & I365_ENA_IO(map)) ? MAP_ACTIVE : 0;
 496     io->flags |= (ioctl & I365_IOCTL_0WS(map)) ? MAP_0WS : 0;
 497     io->flags |= (ioctl & I365_IOCTL_16BIT(map)) ? MAP_16BIT : 0;
 498     io->flags |= (ioctl & I365_IOCTL_IOCS16(map)) ? MAP_AUTOSZ : 0;
 499     printf("i82365: GetIOMap(%d, %d) = %#2.2x, %d ns, "
 500           "%#4.4x-%#4.4x\n", sock, map, io->flags, io->speed,
 501           io->start, io->stop);
 502     return 0;
 503 } // i365_get_io_map
 504 */
 505
 506 /*====================================================================*/
 507
 508 /*static int i365_set_io_map(u_short sock, struct pccard_io_map *io)
 509 {
 510     u_char map, ioctl;
 511
 512     printf("i82365: SetIOMap(%d, %d, %#2.2x, %d ns, "
 513           "%#4.4x-%#4.4x)\n", sock, io->map, io->flags,
 514           io->speed, io->start, io->stop);
 515 printf ( "UNIMPLEMENTED\n" );
 516         return 0;
 517     map = io->map;
 518     //if ((map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
 519     if ((map > 1) ||
 520         (io->stop < io->start)) return -EINVAL;
 521     // Turn off the window before changing anything
 522     if (i365_get(sock, I365_ADDRWIN) & I365_ENA_IO(map))
 523         i365_bclr(sock, I365_ADDRWIN, I365_ENA_IO(map));
 524     i365_set_pair(sock, I365_IO(map)+I365_W_START, io->start);
 525     i365_set_pair(sock, I365_IO(map)+I365_W_STOP, io->stop);
 526     ioctl = i365_get(sock, I365_IOCTL) & ~I365_IOCTL_MASK(map);
 527     if (io->speed) ioctl |= I365_IOCTL_WAIT(map);
 528     if (io->flags & MAP_0WS) ioctl |= I365_IOCTL_0WS(map);
 529     if (io->flags & MAP_16BIT) ioctl |= I365_IOCTL_16BIT(map);
 530     if (io->flags & MAP_AUTOSZ) ioctl |= I365_IOCTL_IOCS16(map);
 531     i365_set(sock, I365_IOCTL, ioctl);
 532     // Turn on the window if necessary
 533     if (io->flags & MAP_ACTIVE)
 534         i365_bset(sock, I365_ADDRWIN, I365_ENA_IO(map));
 535     return 0;
 536 } // i365_set_io_map
 537 */
 538
 539 /*
 540 static int i365_set_mem_map(u_short sock, struct pccard_mem_map *mem)
 541 {
 542     u_short base, i;
 543     u_char map;
 544
 545     printf("i82365: SetMemMap(%d, %d, %#2.2x, %d ns, %#5.5lx-%#5.5"
 546           "lx, %#5.5x)\n", sock, mem->map, mem->flags, mem->speed,
 547           mem->sys_start, mem->sys_stop, mem->card_start);
 548
 549 printf ( "UNIMPLEMENTED\n" );
 550         return 0;
 551     map = mem->map;
 552     if ((map > 4) || (mem->card_start > 0x3ffffff) ||
 553         (mem->sys_start > mem->sys_stop) || (mem->speed > 1000))
 554         return -EINVAL;
 555     if (!(socket[sock].flags & IS_PCI) &&
 556         ((mem->sys_start > 0xffffff) || (mem->sys_stop > 0xffffff)))
 557         return -EINVAL;
 558
 559     // Turn off the window before changing anything
 560     if (i365_get(sock, I365_ADDRWIN) & I365_ENA_MEM(map))
 561         i365_bclr(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 562
 563     base = I365_MEM(map);
 564     i = (mem->sys_start >> 12) & 0x0fff;
 565     if (mem->flags & MAP_16BIT) i |= I365_MEM_16BIT;
 566     if (mem->flags & MAP_0WS) i |= I365_MEM_0WS;
 567     i365_set_pair(sock, base+I365_W_START, i);
 568
 569     i = (mem->sys_stop >> 12) & 0x0fff;
 570     switch (to_cycles(mem->speed)) {
 571     case 0:     break;
 572     case 1:     i |= I365_MEM_WS0; break;
 573     case 2:     i |= I365_MEM_WS1; break;
 574     default:    i |= I365_MEM_WS1 | I365_MEM_WS0; break;
 575     }
 576     i365_set_pair(sock, base+I365_W_STOP, i);
 577
 578     i = ((mem->card_start - mem->sys_start) >> 12) & 0x3fff;
 579     if (mem->flags & MAP_WRPROT) i |= I365_MEM_WRPROT;
 580     if (mem->flags & MAP_ATTRIB) i |= I365_MEM_REG;
 581     i365_set_pair(sock, base+I365_W_OFF, i);
 582
 583     // Turn on the window if necessary
 584     if (mem->flags & MAP_ACTIVE)
 585         i365_bset(sock, I365_ADDRWIN, I365_ENA_MEM(map));
 586     return 0;
 587 } // i365_set_mem_map
 588 */
 589
 590
 591 int     i82365_interfacer ( interface_func_t func, int sockno, int par1, int par2, void* par3 ) {
 592         //int   i, j, k;
 593         //u_int ui;
 594         u_char *upc;
 595         struct pcc_config_t * pccc;
 596         switch ( func ) {
 597           case  INIT:
 598                 mydriverid = par1;
 599                 return  init_i82365();
 600           case  SHUTDOWN:
 601                 i365_set(sockno, I365_ADDRWIN, i365_get(sockno, I365_ADDRWIN) & 0x20 );
 602                 i365_set(sockno, I365_INTCTL, 0x05 );
 603                 sleepticks(2);
 604                 i365_set(sockno,I365_INTCTL, 0x45 ); //no-reset, memory-card
 605                 break;
 606           case  MAPATTRMEM:
 607                 i365_set(sockno,I365_POWER, 0xb1 );
 608                 i365_set(sockno, I365_INTCTL, 0x05 );
 609                 sleepticks(2);
 610                 i365_set(sockno,I365_INTCTL, 0x45 ); //no-reset, memory-card
 611                 i365_set(sockno, I365_ADDRWIN, i365_get(sockno, I365_ADDRWIN) & 0x20 );
 612                 //i365_bclr(sockno, I365_ADDRWIN, 1 );
 613                 i365_set(sockno, I365_MEM(0)+0, ( par1 >> 12 )& 0xff ); //start
 614                 i365_set(sockno, I365_MEM(0)+1, ( par1 >> 20 ) & 0x0f );
 615                 i365_set(sockno, I365_MEM(0)+2, ((par1 + par2 - 1 ) >> 12 ) & 0xff ); //end
 616                 i365_set(sockno, I365_MEM(0)+3, (( par1 + par2 - 1 ) >> 20 ) & 0x0f  );
 617                 i365_set(sockno, I365_MEM(0)+4, ((0x4000000 - par1) >> 12) & 0xff ); //offset low
 618                 i365_set(sockno, I365_MEM(0)+5, 0x40 | (((0x40000000 - par1) >> 12) & 0x3f));
 619                 i365_bset(sockno, I365_ADDRWIN, 1 );
 620                 if ( ! ( 1 & i365_get ( sockno, I365_ADDRWIN ) ) ) return 1;
 621                 break;
 622           case  UNMAPATTRMEM:
 623                 i365_set(sockno, I365_ADDRWIN, i365_get(sockno, I365_ADDRWIN) & 0x20 );
 624                 i365_set(sockno,I365_INTCTL, 0x45 ); //no-reset, memory-card
 625                 break;
 626           case  SELECTCONFIG:   // Params: par1: config number; par3 config pointer pointer
 627                 if ( 0 > pccsock[sockno].configoffset ) return 1;
 628                 if ( NULL == (pccc = par3 ) ) return 2;
 629                 // write config number to
 630                 upc = ioremap ( MAP_ATTRMEM_TO, MAP_ATTRMEM_LEN );
 631                 if ( pccsock[sockno].configoffset > MAP_ATTRMEM_LEN ) return 3;
 632                 if ( ( par1 & 0x7fffffc0 ) ) return 4;
 633                 if ( pccc->index != par1 ) return 5;
 634                 upc[pccsock[sockno].configoffset] = ( upc[pccsock[sockno].configoffset] & 0xc0 ) | ( par1 & 0x3f );
 635                 i365_set(sockno, I365_IOCTL, (i365_get(sockno, I365_IOCTL) & 0xfe) | 0x20 );    // 16bit autosize
 636                 i365_set(sockno, I365_IO(0)+0, pccc->iowin & 0xff);
 637                 i365_set(sockno, I365_IO(0)+1, (pccc->iowin >> 8) & 0xff);
 638                 i365_set(sockno, I365_IO(0)+2, (pccc->iowin+pccc->iolen - 1) & 0xff);
 639                 i365_set(sockno, I365_IO(0)+3, ((pccc->iowin+pccc->iolen- 1) >> 8) & 0xff);
 640                 // Disable mem mapping
 641                 i365_bclr(sockno, I365_ADDRWIN, 1);
 642                 i365_set(sockno, I365_INTCTL, 0x65);
 643                 i365_bset(sockno, I365_ADDRWIN,0x40);
 644                 break;
 645           default:
 646                 return  -1; // ERROR: Unknown function called
 647         }
 648         return  0;
 649 }
 650
 651 // get_mem_map[1320]
 652 // cirrus_get_state/set/opts...
 653 // vg46x_get_state/...
 654 // get_bridge_state/...
 655
 656 #endif /* CONFIG_PCMCIA */