1 /* 2 * Regular cardbus driver ("yenta_socket") 3 * 4 * (C) Copyright 1999, 2000 Linus Torvalds 5 * 6 * Changelog: 7 * Aug 2002: Manfred Spraul <manfred@colorfullife.com> 8 * Dynamically adjust the size of the bridge resource 9 * 10 * May 2003: Dominik Brodowski <linux@brodo.de> 11 * Merge pci_socket.c and yenta.c into one file 12 */ 13 #include <linux/init.h> 14 #include <linux/pci.h> 15 #include <linux/sched.h> 16 #include <linux/workqueue.h> 17 #include <linux/interrupt.h> 18 #include <linux/delay.h> 19 #include <linux/module.h> 20 21 #include <pcmcia/cs_types.h> 22 #include <pcmcia/ss.h> 23 #include <pcmcia/cs.h> 24 25 #include <asm/io.h> 26 27 #include "yenta_socket.h" 28 #include "i82365.h" 29 30 static int disable_clkrun; 31 module_param(disable_clkrun, bool, 0444); 32 MODULE_PARM_DESC(disable_clkrun, "If PC card doesn't function properly, please try this option"); 33 34 static int isa_probe = 1; 35 module_param(isa_probe, bool, 0444); 36 MODULE_PARM_DESC(isa_probe, "If set ISA interrupts are probed (default). Set to N to disable probing"); 37 38 static int pwr_irqs_off; 39 module_param(pwr_irqs_off, bool, 0644); 40 MODULE_PARM_DESC(pwr_irqs_off, "Force IRQs off during power-on of slot. Use only when seeing IRQ storms!"); 41 42 #if 0 43 #define debug(x,args...) printk(KERN_DEBUG "%s: " x, __func__ , ##args) 44 #else 45 #define debug(x,args...) 46 #endif 47 48 /* Don't ask.. */ 49 #define to_cycles(ns) ((ns)/120) 50 #define to_ns(cycles) ((cycles)*120) 51 52 static int yenta_probe_cb_irq(struct yenta_socket *socket); 53 54 55 static unsigned int override_bios; 56 module_param(override_bios, uint, 0000); 57 MODULE_PARM_DESC (override_bios, "yenta ignore bios resource allocation"); 58 59 /* 60 * Generate easy-to-use ways of reading a cardbus sockets 61 * regular memory space ("cb_xxx"), configuration space 62 * ("config_xxx") and compatibility space ("exca_xxxx") 63 */ 64 static inline u32 cb_readl(struct yenta_socket *socket, unsigned reg) 65 { 66 u32 val = readl(socket->base + reg); 67 debug("%p %04x %08x\n", socket, reg, val); 68 return val; 69 } 70 71 static inline void cb_writel(struct yenta_socket *socket, unsigned reg, u32 val) 72 { 73 debug("%p %04x %08x\n", socket, reg, val); 74 writel(val, socket->base + reg); 75 } 76 77 static inline u8 config_readb(struct yenta_socket *socket, unsigned offset) 78 { 79 u8 val; 80 pci_read_config_byte(socket->dev, offset, &val); 81 debug("%p %04x %02x\n", socket, offset, val); 82 return val; 83 } 84 85 static inline u16 config_readw(struct yenta_socket *socket, unsigned offset) 86 { 87 u16 val; 88 pci_read_config_word(socket->dev, offset, &val); 89 debug("%p %04x %04x\n", socket, offset, val); 90 return val; 91 } 92 93 static inline u32 config_readl(struct yenta_socket *socket, unsigned offset) 94 { 95 u32 val; 96 pci_read_config_dword(socket->dev, offset, &val); 97 debug("%p %04x %08x\n", socket, offset, val); 98 return val; 99 } 100 101 static inline void config_writeb(struct yenta_socket *socket, unsigned offset, u8 val) 102 { 103 debug("%p %04x %02x\n", socket, offset, val); 104 pci_write_config_byte(socket->dev, offset, val); 105 } 106 107 static inline void config_writew(struct yenta_socket *socket, unsigned offset, u16 val) 108 { 109 debug("%p %04x %04x\n", socket, offset, val); 110 pci_write_config_word(socket->dev, offset, val); 111 } 112 113 static inline void config_writel(struct yenta_socket *socket, unsigned offset, u32 val) 114 { 115 debug("%p %04x %08x\n", socket, offset, val); 116 pci_write_config_dword(socket->dev, offset, val); 117 } 118 119 static inline u8 exca_readb(struct yenta_socket *socket, unsigned reg) 120 { 121 u8 val = readb(socket->base + 0x800 + reg); 122 debug("%p %04x %02x\n", socket, reg, val); 123 return val; 124 } 125 126 static inline u8 exca_readw(struct yenta_socket *socket, unsigned reg) 127 { 128 u16 val; 129 val = readb(socket->base + 0x800 + reg); 130 val |= readb(socket->base + 0x800 + reg + 1) << 8; 131 debug("%p %04x %04x\n", socket, reg, val); 132 return val; 133 } 134 135 static inline void exca_writeb(struct yenta_socket *socket, unsigned reg, u8 val) 136 { 137 debug("%p %04x %02x\n", socket, reg, val); 138 writeb(val, socket->base + 0x800 + reg); 139 } 140 141 static void exca_writew(struct yenta_socket *socket, unsigned reg, u16 val) 142 { 143 debug("%p %04x %04x\n", socket, reg, val); 144 writeb(val, socket->base + 0x800 + reg); 145 writeb(val >> 8, socket->base + 0x800 + reg + 1); 146 } 147 148 /* 149 * Ugh, mixed-mode cardbus and 16-bit pccard state: things depend 150 * on what kind of card is inserted.. 151 */ 152 static int yenta_get_status(struct pcmcia_socket *sock, unsigned int *value) 153 { 154 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 155 unsigned int val; 156 u32 state = cb_readl(socket, CB_SOCKET_STATE); 157 158 val = (state & CB_3VCARD) ? SS_3VCARD : 0; 159 val |= (state & CB_XVCARD) ? SS_XVCARD : 0; 160 val |= (state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ? 0 : SS_PENDING; 161 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? SS_PENDING : 0; 162 163 164 if (state & CB_CBCARD) { 165 val |= SS_CARDBUS; 166 val |= (state & CB_CARDSTS) ? SS_STSCHG : 0; 167 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? 0 : SS_DETECT; 168 val |= (state & CB_PWRCYCLE) ? SS_POWERON | SS_READY : 0; 169 } else if (state & CB_16BITCARD) { 170 u8 status = exca_readb(socket, I365_STATUS); 171 val |= ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0; 172 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) { 173 val |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG; 174 } else { 175 val |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD; 176 val |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN; 177 } 178 val |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0; 179 val |= (status & I365_CS_READY) ? SS_READY : 0; 180 val |= (status & I365_CS_POWERON) ? SS_POWERON : 0; 181 } 182 183 *value = val; 184 return 0; 185 } 186 187 static void yenta_get_power(struct yenta_socket *socket, socket_state_t *state) 188 { 189 if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) && 190 (socket->flags & YENTA_16BIT_POWER_EXCA)) { 191 u8 reg, vcc, vpp; 192 193 reg = exca_readb(socket, I365_POWER); 194 vcc = reg & I365_VCC_MASK; 195 vpp = reg & I365_VPP1_MASK; 196 state->Vcc = state->Vpp = 0; 197 198 if (socket->flags & YENTA_16BIT_POWER_DF) { 199 if (vcc == I365_VCC_3V) 200 state->Vcc = 33; 201 if (vcc == I365_VCC_5V) 202 state->Vcc = 50; 203 if (vpp == I365_VPP1_5V) 204 state->Vpp = state->Vcc; 205 if (vpp == I365_VPP1_12V) 206 state->Vpp = 120; 207 } else { 208 if (reg & I365_VCC_5V) { 209 state->Vcc = 50; 210 if (vpp == I365_VPP1_5V) 211 state->Vpp = 50; 212 if (vpp == I365_VPP1_12V) 213 state->Vpp = 120; 214 } 215 } 216 } else { 217 u32 control; 218 219 control = cb_readl(socket, CB_SOCKET_CONTROL); 220 221 switch (control & CB_SC_VCC_MASK) { 222 case CB_SC_VCC_5V: state->Vcc = 50; break; 223 case CB_SC_VCC_3V: state->Vcc = 33; break; 224 default: state->Vcc = 0; 225 } 226 227 switch (control & CB_SC_VPP_MASK) { 228 case CB_SC_VPP_12V: state->Vpp = 120; break; 229 case CB_SC_VPP_5V: state->Vpp = 50; break; 230 case CB_SC_VPP_3V: state->Vpp = 33; break; 231 default: state->Vpp = 0; 232 } 233 } 234 } 235 236 static int yenta_get_socket(struct pcmcia_socket *sock, socket_state_t *state) 237 { 238 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 239 u8 reg; 240 u32 control; 241 242 control = cb_readl(socket, CB_SOCKET_CONTROL); 243 244 yenta_get_power(socket, state); 245 state->io_irq = socket->io_irq; 246 247 if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) { 248 u16 bridge = config_readw(socket, CB_BRIDGE_CONTROL); 249 if (bridge & CB_BRIDGE_CRST) 250 state->flags |= SS_RESET; 251 return 0; 252 } 253 254 /* 16-bit card state.. */ 255 reg = exca_readb(socket, I365_POWER); 256 state->flags = (reg & I365_PWR_AUTO) ? SS_PWR_AUTO : 0; 257 state->flags |= (reg & I365_PWR_OUT) ? SS_OUTPUT_ENA : 0; 258 259 reg = exca_readb(socket, I365_INTCTL); 260 state->flags |= (reg & I365_PC_RESET) ? 0 : SS_RESET; 261 state->flags |= (reg & I365_PC_IOCARD) ? SS_IOCARD : 0; 262 263 reg = exca_readb(socket, I365_CSCINT); 264 state->csc_mask = (reg & I365_CSC_DETECT) ? SS_DETECT : 0; 265 if (state->flags & SS_IOCARD) { 266 state->csc_mask |= (reg & I365_CSC_STSCHG) ? SS_STSCHG : 0; 267 } else { 268 state->csc_mask |= (reg & I365_CSC_BVD1) ? SS_BATDEAD : 0; 269 state->csc_mask |= (reg & I365_CSC_BVD2) ? SS_BATWARN : 0; 270 state->csc_mask |= (reg & I365_CSC_READY) ? SS_READY : 0; 271 } 272 273 return 0; 274 } 275 276 static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state) 277 { 278 /* some birdges require to use the ExCA registers to power 16bit cards */ 279 if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) && 280 (socket->flags & YENTA_16BIT_POWER_EXCA)) { 281 u8 reg, old; 282 reg = old = exca_readb(socket, I365_POWER); 283 reg &= ~(I365_VCC_MASK | I365_VPP1_MASK | I365_VPP2_MASK); 284 285 /* i82365SL-DF style */ 286 if (socket->flags & YENTA_16BIT_POWER_DF) { 287 switch (state->Vcc) { 288 case 33: reg |= I365_VCC_3V; break; 289 case 50: reg |= I365_VCC_5V; break; 290 default: reg = 0; break; 291 } 292 switch (state->Vpp) { 293 case 33: 294 case 50: reg |= I365_VPP1_5V; break; 295 case 120: reg |= I365_VPP1_12V; break; 296 } 297 } else { 298 /* i82365SL-B style */ 299 switch (state->Vcc) { 300 case 50: reg |= I365_VCC_5V; break; 301 default: reg = 0; break; 302 } 303 switch (state->Vpp) { 304 case 50: reg |= I365_VPP1_5V | I365_VPP2_5V; break; 305 case 120: reg |= I365_VPP1_12V | I365_VPP2_12V; break; 306 } 307 } 308 309 if (reg != old) 310 exca_writeb(socket, I365_POWER, reg); 311 } else { 312 u32 reg = 0; /* CB_SC_STPCLK? */ 313 switch (state->Vcc) { 314 case 33: reg = CB_SC_VCC_3V; break; 315 case 50: reg = CB_SC_VCC_5V; break; 316 default: reg = 0; break; 317 } 318 switch (state->Vpp) { 319 case 33: reg |= CB_SC_VPP_3V; break; 320 case 50: reg |= CB_SC_VPP_5V; break; 321 case 120: reg |= CB_SC_VPP_12V; break; 322 } 323 if (reg != cb_readl(socket, CB_SOCKET_CONTROL)) 324 cb_writel(socket, CB_SOCKET_CONTROL, reg); 325 } 326 } 327 328 static int yenta_set_socket(struct pcmcia_socket *sock, socket_state_t *state) 329 { 330 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 331 u16 bridge; 332 333 yenta_set_power(socket, state); 334 socket->io_irq = state->io_irq; 335 bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~(CB_BRIDGE_CRST | CB_BRIDGE_INTR); 336 if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) { 337 u8 intr; 338 bridge |= (state->flags & SS_RESET) ? CB_BRIDGE_CRST : 0; 339 340 /* ISA interrupt control? */ 341 intr = exca_readb(socket, I365_INTCTL); 342 intr = (intr & ~0xf); 343 if (!socket->cb_irq) { 344 intr |= state->io_irq; 345 bridge |= CB_BRIDGE_INTR; 346 } 347 exca_writeb(socket, I365_INTCTL, intr); 348 } else { 349 u8 reg; 350 351 reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA); 352 reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET; 353 reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0; 354 if (state->io_irq != socket->cb_irq) { 355 reg |= state->io_irq; 356 bridge |= CB_BRIDGE_INTR; 357 } 358 exca_writeb(socket, I365_INTCTL, reg); 359 360 reg = exca_readb(socket, I365_POWER) & (I365_VCC_MASK|I365_VPP1_MASK); 361 reg |= I365_PWR_NORESET; 362 if (state->flags & SS_PWR_AUTO) reg |= I365_PWR_AUTO; 363 if (state->flags & SS_OUTPUT_ENA) reg |= I365_PWR_OUT; 364 if (exca_readb(socket, I365_POWER) != reg) 365 exca_writeb(socket, I365_POWER, reg); 366 367 /* CSC interrupt: no ISA irq for CSC */ 368 reg = I365_CSC_DETECT; 369 if (state->flags & SS_IOCARD) { 370 if (state->csc_mask & SS_STSCHG) reg |= I365_CSC_STSCHG; 371 } else { 372 if (state->csc_mask & SS_BATDEAD) reg |= I365_CSC_BVD1; 373 if (state->csc_mask & SS_BATWARN) reg |= I365_CSC_BVD2; 374 if (state->csc_mask & SS_READY) reg |= I365_CSC_READY; 375 } 376 exca_writeb(socket, I365_CSCINT, reg); 377 exca_readb(socket, I365_CSC); 378 if(sock->zoom_video) 379 sock->zoom_video(sock, state->flags & SS_ZVCARD); 380 } 381 config_writew(socket, CB_BRIDGE_CONTROL, bridge); 382 /* Socket event mask: get card insert/remove events.. */ 383 cb_writel(socket, CB_SOCKET_EVENT, -1); 384 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK); 385 return 0; 386 } 387 388 static int yenta_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) 389 { 390 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 391 int map; 392 unsigned char ioctl, addr, enable; 393 394 map = io->map; 395 396 if (map > 1) 397 return -EINVAL; 398 399 enable = I365_ENA_IO(map); 400 addr = exca_readb(socket, I365_ADDRWIN); 401 402 /* Disable the window before changing it.. */ 403 if (addr & enable) { 404 addr &= ~enable; 405 exca_writeb(socket, I365_ADDRWIN, addr); 406 } 407 408 exca_writew(socket, I365_IO(map)+I365_W_START, io->start); 409 exca_writew(socket, I365_IO(map)+I365_W_STOP, io->stop); 410 411 ioctl = exca_readb(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map); 412 if (io->flags & MAP_0WS) ioctl |= I365_IOCTL_0WS(map); 413 if (io->flags & MAP_16BIT) ioctl |= I365_IOCTL_16BIT(map); 414 if (io->flags & MAP_AUTOSZ) ioctl |= I365_IOCTL_IOCS16(map); 415 exca_writeb(socket, I365_IOCTL, ioctl); 416 417 if (io->flags & MAP_ACTIVE) 418 exca_writeb(socket, I365_ADDRWIN, addr | enable); 419 return 0; 420 } 421 422 static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem) 423 { 424 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 425 struct pci_bus_region region; 426 int map; 427 unsigned char addr, enable; 428 unsigned int start, stop, card_start; 429 unsigned short word; 430 431 pcibios_resource_to_bus(socket->dev, ®ion, mem->res); 432 433 map = mem->map; 434 start = region.start; 435 stop = region.end; 436 card_start = mem->card_start; 437 438 if (map > 4 || start > stop || ((start ^ stop) >> 24) || 439 (card_start >> 26) || mem->speed > 1000) 440 return -EINVAL; 441 442 enable = I365_ENA_MEM(map); 443 addr = exca_readb(socket, I365_ADDRWIN); 444 if (addr & enable) { 445 addr &= ~enable; 446 exca_writeb(socket, I365_ADDRWIN, addr); 447 } 448 449 exca_writeb(socket, CB_MEM_PAGE(map), start >> 24); 450 451 word = (start >> 12) & 0x0fff; 452 if (mem->flags & MAP_16BIT) 453 word |= I365_MEM_16BIT; 454 if (mem->flags & MAP_0WS) 455 word |= I365_MEM_0WS; 456 exca_writew(socket, I365_MEM(map) + I365_W_START, word); 457 458 word = (stop >> 12) & 0x0fff; 459 switch (to_cycles(mem->speed)) { 460 case 0: break; 461 case 1: word |= I365_MEM_WS0; break; 462 case 2: word |= I365_MEM_WS1; break; 463 default: word |= I365_MEM_WS1 | I365_MEM_WS0; break; 464 } 465 exca_writew(socket, I365_MEM(map) + I365_W_STOP, word); 466 467 word = ((card_start - start) >> 12) & 0x3fff; 468 if (mem->flags & MAP_WRPROT) 469 word |= I365_MEM_WRPROT; 470 if (mem->flags & MAP_ATTRIB) 471 word |= I365_MEM_REG; 472 exca_writew(socket, I365_MEM(map) + I365_W_OFF, word); 473 474 if (mem->flags & MAP_ACTIVE) 475 exca_writeb(socket, I365_ADDRWIN, addr | enable); 476 return 0; 477 } 478 479 480 481 static irqreturn_t yenta_interrupt(int irq, void *dev_id, struct pt_regs *regs) 482 { 483 unsigned int events; 484 struct yenta_socket *socket = (struct yenta_socket *) dev_id; 485 u8 csc; 486 u32 cb_event; 487 488 /* Clear interrupt status for the event */ 489 cb_event = cb_readl(socket, CB_SOCKET_EVENT); 490 cb_writel(socket, CB_SOCKET_EVENT, cb_event); 491 492 csc = exca_readb(socket, I365_CSC); 493 494 events = (cb_event & (CB_CD1EVENT | CB_CD2EVENT)) ? SS_DETECT : 0 ; 495 events |= (csc & I365_CSC_DETECT) ? SS_DETECT : 0; 496 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) { 497 events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0; 498 } else { 499 events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0; 500 events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0; 501 events |= (csc & I365_CSC_READY) ? SS_READY : 0; 502 } 503 504 if (events) 505 pcmcia_parse_events(&socket->socket, events); 506 507 if (cb_event || csc) 508 return IRQ_HANDLED; 509 510 return IRQ_NONE; 511 } 512 513 static void yenta_interrupt_wrapper(unsigned long data) 514 { 515 struct yenta_socket *socket = (struct yenta_socket *) data; 516 517 yenta_interrupt(0, (void *)socket, NULL); 518 socket->poll_timer.expires = jiffies + HZ; 519 add_timer(&socket->poll_timer); 520 } 521 522 static void yenta_clear_maps(struct yenta_socket *socket) 523 { 524 int i; 525 struct resource res = { .start = 0, .end = 0x0fff }; 526 pccard_io_map io = { 0, 0, 0, 0, 1 }; 527 pccard_mem_map mem = { .res = &res, }; 528 529 yenta_set_socket(&socket->socket, &dead_socket); 530 for (i = 0; i < 2; i++) { 531 io.map = i; 532 yenta_set_io_map(&socket->socket, &io); 533 } 534 for (i = 0; i < 5; i++) { 535 mem.map = i; 536 yenta_set_mem_map(&socket->socket, &mem); 537 } 538 } 539 540 /* redoes voltage interrogation if required */ 541 static void yenta_interrogate(struct yenta_socket *socket) 542 { 543 u32 state; 544 545 state = cb_readl(socket, CB_SOCKET_STATE); 546 if (!(state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) || 547 (state & (CB_CDETECT1 | CB_CDETECT2 | CB_NOTACARD | CB_BADVCCREQ)) || 548 ((state & (CB_16BITCARD | CB_CBCARD)) == (CB_16BITCARD | CB_CBCARD))) 549 cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST); 550 } 551 552 /* Called at resume and initialization events */ 553 static int yenta_sock_init(struct pcmcia_socket *sock) 554 { 555 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 556 u16 bridge; 557 558 bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~CB_BRIDGE_INTR; 559 if (!socket->cb_irq) 560 bridge |= CB_BRIDGE_INTR; 561 config_writew(socket, CB_BRIDGE_CONTROL, bridge); 562 563 exca_writeb(socket, I365_GBLCTL, 0x00); 564 exca_writeb(socket, I365_GENCTL, 0x00); 565 566 /* Redo card voltage interrogation */ 567 yenta_interrogate(socket); 568 569 yenta_clear_maps(socket); 570 571 if (socket->type && socket->type->sock_init) 572 socket->type->sock_init(socket); 573 574 /* Re-enable CSC interrupts */ 575 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK); 576 577 return 0; 578 } 579 580 static int yenta_sock_suspend(struct pcmcia_socket *sock) 581 { 582 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 583 584 /* Disable CSC interrupts */ 585 cb_writel(socket, CB_SOCKET_MASK, 0x0); 586 587 return 0; 588 } 589 590 /* 591 * Use an adaptive allocation for the memory resource, 592 * sometimes the memory behind pci bridges is limited: 593 * 1/8 of the size of the io window of the parent. 594 * max 4 MB, min 16 kB. We try very hard to not get below 595 * the "ACC" values, though. 596 */ 597 #define BRIDGE_MEM_MAX 4*1024*1024 598 #define BRIDGE_MEM_ACC 128*1024 599 #define BRIDGE_MEM_MIN 16*1024 600 601 #define BRIDGE_IO_MAX 512 602 #define BRIDGE_IO_ACC 256 603 #define BRIDGE_IO_MIN 32 604 605 #ifndef PCIBIOS_MIN_CARDBUS_IO 606 #define PCIBIOS_MIN_CARDBUS_IO PCIBIOS_MIN_IO 607 #endif 608 609 static int yenta_search_one_res(struct resource *root, struct resource *res, 610 u32 min) 611 { 612 u32 align, size, start, end; 613 614 if (res->flags & IORESOURCE_IO) { 615 align = 1024; 616 size = BRIDGE_IO_MAX; 617 start = PCIBIOS_MIN_CARDBUS_IO; 618 end = ~0U; 619 } else { 620 unsigned long avail = root->end - root->start; 621 int i; 622 size = BRIDGE_MEM_MAX; 623 if (size > avail/8) { 624 size=(avail+1)/8; 625 /* round size down to next power of 2 */ 626 i = 0; 627 while ((size /= 2) != 0) 628 i++; 629 size = 1 << i; 630 } 631 if (size < min) 632 size = min; 633 align = size; 634 start = PCIBIOS_MIN_MEM; 635 end = ~0U; 636 } 637 638 do { 639 if (allocate_resource(root, res, size, start, end, align, 640 NULL, NULL)==0) { 641 return 1; 642 } 643 size = size/2; 644 align = size; 645 } while (size >= min); 646 647 return 0; 648 } 649 650 651 static int yenta_search_res(struct yenta_socket *socket, struct resource *res, 652 u32 min) 653 { 654 int i; 655 for (i=0; i<PCI_BUS_NUM_RESOURCES; i++) { 656 struct resource * root = socket->dev->bus->resource[i]; 657 if (!root) 658 continue; 659 660 if ((res->flags ^ root->flags) & 661 (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH)) 662 continue; /* Wrong type */ 663 664 if (yenta_search_one_res(root, res, min)) 665 return 1; 666 } 667 return 0; 668 } 669 670 static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end) 671 { 672 struct resource *root, *res; 673 struct pci_bus_region region; 674 unsigned mask; 675 676 res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr; 677 /* Already allocated? */ 678 if (res->parent) 679 return; 680 681 /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */ 682 mask = ~0xfff; 683 if (type & IORESOURCE_IO) 684 mask = ~3; 685 686 res->name = socket->dev->subordinate->name; 687 res->flags = type; 688 689 region.start = config_readl(socket, addr_start) & mask; 690 region.end = config_readl(socket, addr_end) | ~mask; 691 if (region.start && region.end > region.start && !override_bios) { 692 pcibios_bus_to_resource(socket->dev, res, ®ion); 693 root = pci_find_parent_resource(socket->dev, res); 694 if (root && (request_resource(root, res) == 0)) 695 return; 696 printk(KERN_INFO "yenta %s: Preassigned resource %d busy or not available, reconfiguring...\n", 697 pci_name(socket->dev), nr); 698 } 699 700 if (type & IORESOURCE_IO) { 701 if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) || 702 (yenta_search_res(socket, res, BRIDGE_IO_ACC)) || 703 (yenta_search_res(socket, res, BRIDGE_IO_MIN))) { 704 config_writel(socket, addr_start, res->start); 705 config_writel(socket, addr_end, res->end); 706 return; 707 } 708 } else { 709 if (type & IORESOURCE_PREFETCH) { 710 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) || 711 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) || 712 (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) { 713 config_writel(socket, addr_start, res->start); 714 config_writel(socket, addr_end, res->end); 715 return; 716 } 717 /* Approximating prefetchable by non-prefetchable */ 718 res->flags = IORESOURCE_MEM; 719 } 720 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) || 721 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) || 722 (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) { 723 config_writel(socket, addr_start, res->start); 724 config_writel(socket, addr_end, res->end); 725 return; 726 } 727 } 728 729 printk(KERN_INFO "yenta %s: no resource of type %x available, trying to continue...\n", 730 pci_name(socket->dev), type); 731 res->start = res->end = res->flags = 0; 732 } 733 734 /* 735 * Allocate the bridge mappings for the device.. 736 */ 737 static void yenta_allocate_resources(struct yenta_socket *socket) 738 { 739 yenta_allocate_res(socket, 0, IORESOURCE_IO, 740 PCI_CB_IO_BASE_0, PCI_CB_IO_LIMIT_0); 741 yenta_allocate_res(socket, 1, IORESOURCE_IO, 742 PCI_CB_IO_BASE_1, PCI_CB_IO_LIMIT_1); 743 yenta_allocate_res(socket, 2, IORESOURCE_MEM|IORESOURCE_PREFETCH, 744 PCI_CB_MEMORY_BASE_0, PCI_CB_MEMORY_LIMIT_0); 745 yenta_allocate_res(socket, 3, IORESOURCE_MEM, 746 PCI_CB_MEMORY_BASE_1, PCI_CB_MEMORY_LIMIT_1); 747 } 748 749 750 /* 751 * Free the bridge mappings for the device.. 752 */ 753 static void yenta_free_resources(struct yenta_socket *socket) 754 { 755 int i; 756 for (i=0;i<4;i++) { 757 struct resource *res; 758 res = socket->dev->resource + PCI_BRIDGE_RESOURCES + i; 759 if (res->start != 0 && res->end != 0) 760 release_resource(res); 761 res->start = res->end = 0; 762 } 763 } 764 765 766 /* 767 * Close it down - release our resources and go home.. 768 */ 769 static void yenta_close(struct pci_dev *dev) 770 { 771 struct yenta_socket *sock = pci_get_drvdata(dev); 772 773 /* we don't want a dying socket registered */ 774 pcmcia_unregister_socket(&sock->socket); 775 776 /* Disable all events so we don't die in an IRQ storm */ 777 cb_writel(sock, CB_SOCKET_MASK, 0x0); 778 exca_writeb(sock, I365_CSCINT, 0); 779 780 if (sock->cb_irq) 781 free_irq(sock->cb_irq, sock); 782 else 783 del_timer_sync(&sock->poll_timer); 784 785 if (sock->base) 786 iounmap(sock->base); 787 yenta_free_resources(sock); 788 789 pci_release_regions(dev); 790 pci_disable_device(dev); 791 pci_set_drvdata(dev, NULL); 792 } 793 794 795 static struct pccard_operations yenta_socket_operations = { 796 .init = yenta_sock_init, 797 .suspend = yenta_sock_suspend, 798 .get_status = yenta_get_status, 799 .get_socket = yenta_get_socket, 800 .set_socket = yenta_set_socket, 801 .set_io_map = yenta_set_io_map, 802 .set_mem_map = yenta_set_mem_map, 803 }; 804 805 806 #include "ti113x.h" 807 #include "ricoh.h" 808 #include "topic.h" 809 #include "o2micro.h" 810 811 enum { 812 CARDBUS_TYPE_DEFAULT = -1, 813 CARDBUS_TYPE_TI, 814 CARDBUS_TYPE_TI113X, 815 CARDBUS_TYPE_TI12XX, 816 CARDBUS_TYPE_TI1250, 817 CARDBUS_TYPE_RICOH, 818 CARDBUS_TYPE_TOPIC95, 819 CARDBUS_TYPE_TOPIC97, 820 CARDBUS_TYPE_O2MICRO, 821 }; 822 823 /* 824 * Different cardbus controllers have slightly different 825 * initialization sequences etc details. List them here.. 826 */ 827 static struct cardbus_type cardbus_type[] = { 828 [CARDBUS_TYPE_TI] = { 829 .override = ti_override, 830 .save_state = ti_save_state, 831 .restore_state = ti_restore_state, 832 .sock_init = ti_init, 833 }, 834 [CARDBUS_TYPE_TI113X] = { 835 .override = ti113x_override, 836 .save_state = ti_save_state, 837 .restore_state = ti_restore_state, 838 .sock_init = ti_init, 839 }, 840 [CARDBUS_TYPE_TI12XX] = { 841 .override = ti12xx_override, 842 .save_state = ti_save_state, 843 .restore_state = ti_restore_state, 844 .sock_init = ti_init, 845 }, 846 [CARDBUS_TYPE_TI1250] = { 847 .override = ti1250_override, 848 .save_state = ti_save_state, 849 .restore_state = ti_restore_state, 850 .sock_init = ti_init, 851 }, 852 [CARDBUS_TYPE_RICOH] = { 853 .override = ricoh_override, 854 .save_state = ricoh_save_state, 855 .restore_state = ricoh_restore_state, 856 }, 857 [CARDBUS_TYPE_TOPIC95] = { 858 .override = topic95_override, 859 }, 860 [CARDBUS_TYPE_TOPIC97] = { 861 .override = topic97_override, 862 }, 863 [CARDBUS_TYPE_O2MICRO] = { 864 .override = o2micro_override, 865 .restore_state = o2micro_restore_state, 866 }, 867 }; 868 869 870 /* 871 * Only probe "regular" interrupts, don't 872 * touch dangerous spots like the mouse irq, 873 * because there are mice that apparently 874 * get really confused if they get fondled 875 * too intimately. 876 * 877 * Default to 11, 10, 9, 7, 6, 5, 4, 3. 878 */ 879 static u32 isa_interrupts = 0x0ef8; 880 881 static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask) 882 { 883 int i; 884 unsigned long val; 885 u16 bridge_ctrl; 886 u32 mask; 887 888 /* Set up ISA irq routing to probe the ISA irqs.. */ 889 bridge_ctrl = config_readw(socket, CB_BRIDGE_CONTROL); 890 if (!(bridge_ctrl & CB_BRIDGE_INTR)) { 891 bridge_ctrl |= CB_BRIDGE_INTR; 892 config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl); 893 } 894 895 /* 896 * Probe for usable interrupts using the force 897 * register to generate bogus card status events. 898 */ 899 cb_writel(socket, CB_SOCKET_EVENT, -1); 900 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); 901 exca_writeb(socket, I365_CSCINT, 0); 902 val = probe_irq_on() & isa_irq_mask; 903 for (i = 1; i < 16; i++) { 904 if (!((val >> i) & 1)) 905 continue; 906 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4)); 907 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS); 908 udelay(100); 909 cb_writel(socket, CB_SOCKET_EVENT, -1); 910 } 911 cb_writel(socket, CB_SOCKET_MASK, 0); 912 exca_writeb(socket, I365_CSCINT, 0); 913 914 mask = probe_irq_mask(val) & 0xffff; 915 916 bridge_ctrl &= ~CB_BRIDGE_INTR; 917 config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl); 918 919 return mask; 920 } 921 922 923 /* interrupt handler, only used during probing */ 924 static irqreturn_t yenta_probe_handler(int irq, void *dev_id, struct pt_regs *regs) 925 { 926 struct yenta_socket *socket = (struct yenta_socket *) dev_id; 927 u8 csc; 928 u32 cb_event; 929 930 /* Clear interrupt status for the event */ 931 cb_event = cb_readl(socket, CB_SOCKET_EVENT); 932 cb_writel(socket, CB_SOCKET_EVENT, -1); 933 csc = exca_readb(socket, I365_CSC); 934 935 if (cb_event || csc) { 936 socket->probe_status = 1; 937 return IRQ_HANDLED; 938 } 939 940 return IRQ_NONE; 941 } 942 943 /* probes the PCI interrupt, use only on override functions */ 944 static int yenta_probe_cb_irq(struct yenta_socket *socket) 945 { 946 u16 bridge_ctrl; 947 948 if (!socket->cb_irq) 949 return -1; 950 951 socket->probe_status = 0; 952 953 /* disable ISA interrupts */ 954 bridge_ctrl = config_readw(socket, CB_BRIDGE_CONTROL); 955 bridge_ctrl &= ~CB_BRIDGE_INTR; 956 config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl); 957 958 if (request_irq(socket->cb_irq, yenta_probe_handler, SA_SHIRQ, "yenta", socket)) { 959 printk(KERN_WARNING "Yenta: request_irq() in yenta_probe_cb_irq() failed!\n"); 960 return -1; 961 } 962 963 /* generate interrupt, wait */ 964 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG); 965 cb_writel(socket, CB_SOCKET_EVENT, -1); 966 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); 967 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS); 968 969 msleep(100); 970 971 /* disable interrupts */ 972 cb_writel(socket, CB_SOCKET_MASK, 0); 973 exca_writeb(socket, I365_CSCINT, 0); 974 cb_writel(socket, CB_SOCKET_EVENT, -1); 975 exca_readb(socket, I365_CSC); 976 977 free_irq(socket->cb_irq, socket); 978 979 return (int) socket->probe_status; 980 } 981 982 983 984 /* 985 * Set static data that doesn't need re-initializing.. 986 */ 987 static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask) 988 { 989 socket->socket.pci_irq = socket->cb_irq; 990 if (isa_probe) 991 socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask); 992 else 993 socket->socket.irq_mask = 0; 994 995 printk(KERN_INFO "Yenta: ISA IRQ mask 0x%04x, PCI irq %d\n", 996 socket->socket.irq_mask, socket->cb_irq); 997 } 998 999 /* 1000 * Initialize the standard cardbus registers 1001 */ 1002 static void yenta_config_init(struct yenta_socket *socket) 1003 { 1004 u16 bridge; 1005 struct pci_dev *dev = socket->dev; 1006 1007 pci_set_power_state(socket->dev, 0); 1008 1009 config_writel(socket, CB_LEGACY_MODE_BASE, 0); 1010 config_writel(socket, PCI_BASE_ADDRESS_0, dev->resource[0].start); 1011 config_writew(socket, PCI_COMMAND, 1012 PCI_COMMAND_IO | 1013 PCI_COMMAND_MEMORY | 1014 PCI_COMMAND_MASTER | 1015 PCI_COMMAND_WAIT); 1016 1017 /* MAGIC NUMBERS! Fixme */ 1018 config_writeb(socket, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES / 4); 1019 config_writeb(socket, PCI_LATENCY_TIMER, 168); 1020 config_writel(socket, PCI_PRIMARY_BUS, 1021 (176 << 24) | /* sec. latency timer */ 1022 (dev->subordinate->subordinate << 16) | /* subordinate bus */ 1023 (dev->subordinate->secondary << 8) | /* secondary bus */ 1024 dev->subordinate->primary); /* primary bus */ 1025 1026 /* 1027 * Set up the bridging state: 1028 * - enable write posting. 1029 * - memory window 0 prefetchable, window 1 non-prefetchable 1030 * - PCI interrupts enabled if a PCI interrupt exists.. 1031 */ 1032 bridge = config_readw(socket, CB_BRIDGE_CONTROL); 1033 bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_INTR | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN); 1034 bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN | CB_BRIDGE_INTR; 1035 config_writew(socket, CB_BRIDGE_CONTROL, bridge); 1036 } 1037 1038 /* 1039 * Initialize a cardbus controller. Make sure we have a usable 1040 * interrupt, and that we can map the cardbus area. Fill in the 1041 * socket information structure.. 1042 */ 1043 static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_id *id) 1044 { 1045 struct yenta_socket *socket; 1046 int ret; 1047 1048 socket = kmalloc(sizeof(struct yenta_socket), GFP_KERNEL); 1049 if (!socket) 1050 return -ENOMEM; 1051 memset(socket, 0, sizeof(*socket)); 1052 1053 /* prepare pcmcia_socket */ 1054 socket->socket.ops = ¥ta_socket_operations; 1055 socket->socket.resource_ops = &pccard_nonstatic_ops; 1056 socket->socket.dev.dev = &dev->dev; 1057 socket->socket.driver_data = socket; 1058 socket->socket.owner = THIS_MODULE; 1059 socket->socket.features = SS_CAP_PAGE_REGS | SS_CAP_PCCARD; 1060 socket->socket.map_size = 0x1000; 1061 socket->socket.cb_dev = dev; 1062 1063 /* prepare struct yenta_socket */ 1064 socket->dev = dev; 1065 pci_set_drvdata(dev, socket); 1066 1067 /* 1068 * Do some basic sanity checking.. 1069 */ 1070 if (pci_enable_device(dev)) { 1071 ret = -EBUSY; 1072 goto free; 1073 } 1074 1075 ret = pci_request_regions(dev, "yenta_socket"); 1076 if (ret) 1077 goto disable; 1078 1079 if (!pci_resource_start(dev, 0)) { 1080 printk(KERN_ERR "No cardbus resource!\n"); 1081 ret = -ENODEV; 1082 goto release; 1083 } 1084 1085 /* 1086 * Ok, start setup.. Map the cardbus registers, 1087 * and request the IRQ. 1088 */ 1089 socket->base = ioremap(pci_resource_start(dev, 0), 0x1000); 1090 if (!socket->base) { 1091 ret = -ENOMEM; 1092 goto release; 1093 } 1094 1095 /* 1096 * report the subsystem vendor and device for help debugging 1097 * the irq stuff... 1098 */ 1099 printk(KERN_INFO "Yenta: CardBus bridge found at %s [%04x:%04x]\n", 1100 pci_name(dev), dev->subsystem_vendor, dev->subsystem_device); 1101 1102 yenta_config_init(socket); 1103 1104 /* Disable all events */ 1105 cb_writel(socket, CB_SOCKET_MASK, 0x0); 1106 1107 /* Set up the bridge regions.. */ 1108 yenta_allocate_resources(socket); 1109 1110 socket->cb_irq = dev->irq; 1111 1112 /* Do we have special options for the device? */ 1113 if (id->driver_data != CARDBUS_TYPE_DEFAULT && 1114 id->driver_data < ARRAY_SIZE(cardbus_type)) { 1115 socket->type = &cardbus_type[id->driver_data]; 1116 1117 ret = socket->type->override(socket); 1118 if (ret < 0) 1119 goto unmap; 1120 } 1121 1122 /* We must finish initialization here */ 1123 1124 if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, SA_SHIRQ, "yenta", socket)) { 1125 /* No IRQ or request_irq failed. Poll */ 1126 socket->cb_irq = 0; /* But zero is a valid IRQ number. */ 1127 init_timer(&socket->poll_timer); 1128 socket->poll_timer.function = yenta_interrupt_wrapper; 1129 socket->poll_timer.data = (unsigned long)socket; 1130 socket->poll_timer.expires = jiffies + HZ; 1131 add_timer(&socket->poll_timer); 1132 printk(KERN_INFO "Yenta: no PCI IRQ, CardBus support disabled for this socket.\n" 1133 KERN_INFO "Yenta: check your BIOS CardBus, BIOS IRQ or ACPI settings.\n"); 1134 } else { 1135 socket->socket.features |= SS_CAP_CARDBUS; 1136 } 1137 1138 /* Figure out what the dang thing can do for the PCMCIA layer... */ 1139 yenta_interrogate(socket); 1140 yenta_get_socket_capabilities(socket, isa_interrupts); 1141 printk(KERN_INFO "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); 1142 1143 /* Register it with the pcmcia layer.. */ 1144 ret = pcmcia_register_socket(&socket->socket); 1145 if (ret == 0) 1146 goto out; 1147 1148 unmap: 1149 iounmap(socket->base); 1150 release: 1151 pci_release_regions(dev); 1152 disable: 1153 pci_disable_device(dev); 1154 free: 1155 kfree(socket); 1156 out: 1157 return ret; 1158 } 1159 1160 1161 static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state) 1162 { 1163 struct yenta_socket *socket = pci_get_drvdata(dev); 1164 int ret; 1165 1166 ret = pcmcia_socket_dev_suspend(&dev->dev, state); 1167 1168 if (socket) { 1169 if (socket->type && socket->type->save_state) 1170 socket->type->save_state(socket); 1171 1172 /* FIXME: pci_save_state needs to have a better interface */ 1173 pci_save_state(dev); 1174 pci_read_config_dword(dev, 16*4, &socket->saved_state[0]); 1175 pci_read_config_dword(dev, 17*4, &socket->saved_state[1]); 1176 pci_disable_device(dev); 1177 1178 /* 1179 * Some laptops (IBM T22) do not like us putting the Cardbus 1180 * bridge into D3. At a guess, some other laptop will 1181 * probably require this, so leave it commented out for now. 1182 */ 1183 /* pci_set_power_state(dev, 3); */ 1184 } 1185 1186 return ret; 1187 } 1188 1189 1190 static int yenta_dev_resume (struct pci_dev *dev) 1191 { 1192 struct yenta_socket *socket = pci_get_drvdata(dev); 1193 1194 if (socket) { 1195 pci_set_power_state(dev, 0); 1196 /* FIXME: pci_restore_state needs to have a better interface */ 1197 pci_restore_state(dev); 1198 pci_write_config_dword(dev, 16*4, socket->saved_state[0]); 1199 pci_write_config_dword(dev, 17*4, socket->saved_state[1]); 1200 pci_enable_device(dev); 1201 pci_set_master(dev); 1202 1203 if (socket->type && socket->type->restore_state) 1204 socket->type->restore_state(socket); 1205 } 1206 1207 return pcmcia_socket_dev_resume(&dev->dev); 1208 } 1209 1210 1211 #define CB_ID(vend,dev,type) \ 1212 { \ 1213 .vendor = vend, \ 1214 .device = dev, \ 1215 .subvendor = PCI_ANY_ID, \ 1216 .subdevice = PCI_ANY_ID, \ 1217 .class = PCI_CLASS_BRIDGE_CARDBUS << 8, \ 1218 .class_mask = ~0, \ 1219 .driver_data = CARDBUS_TYPE_##type, \ 1220 } 1221 1222 static struct pci_device_id yenta_table [] = { 1223 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1031, TI), 1224 1225 /* 1226 * TBD: Check if these TI variants can use more 1227 * advanced overrides instead. (I can't get the 1228 * data sheets for these devices. --rmk) 1229 */ 1230 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1210, TI), 1231 1232 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1130, TI113X), 1233 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1131, TI113X), 1234 1235 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1211, TI12XX), 1236 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1220, TI12XX), 1237 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1221, TI12XX), 1238 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1225, TI12XX), 1239 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251A, TI12XX), 1240 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251B, TI12XX), 1241 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420, TI12XX), 1242 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1450, TI12XX), 1243 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1451A, TI12XX), 1244 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510, TI12XX), 1245 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1520, TI12XX), 1246 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1620, TI12XX), 1247 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4410, TI12XX), 1248 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4450, TI12XX), 1249 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4451, TI12XX), 1250 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4510, TI12XX), 1251 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4520, TI12XX), 1252 1253 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1250, TI1250), 1254 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1410, TI1250), 1255 1256 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, TI12XX), 1257 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, TI12XX), 1258 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, TI1250), 1259 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, TI12XX), 1260 1261 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH), 1262 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH), 1263 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C475, RICOH), 1264 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C476, RICOH), 1265 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C478, RICOH), 1266 1267 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC95, TOPIC95), 1268 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC97, TOPIC97), 1269 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC100, TOPIC97), 1270 1271 CB_ID(PCI_VENDOR_ID_O2, PCI_ANY_ID, O2MICRO), 1272 1273 /* match any cardbus bridge */ 1274 CB_ID(PCI_ANY_ID, PCI_ANY_ID, DEFAULT), 1275 { /* all zeroes */ } 1276 }; 1277 MODULE_DEVICE_TABLE(pci, yenta_table); 1278 1279 1280 static struct pci_driver yenta_cardbus_driver = { 1281 .name = "yenta_cardbus", 1282 .id_table = yenta_table, 1283 .probe = yenta_probe, 1284 .remove = __devexit_p(yenta_close), 1285 .suspend = yenta_dev_suspend, 1286 .resume = yenta_dev_resume, 1287 }; 1288 1289 1290 static int __init yenta_socket_init(void) 1291 { 1292 return pci_register_driver (¥ta_cardbus_driver); 1293 } 1294 1295 1296 static void __exit yenta_socket_exit (void) 1297 { 1298 pci_unregister_driver (¥ta_cardbus_driver); 1299 } 1300 1301 1302 module_init(yenta_socket_init); 1303 module_exit(yenta_socket_exit); 1304 1305 MODULE_LICENSE("GPL"); 1306