yenta_socket.c revision 9da4bc6d6a38c1c3d850c046d0aee324c1a2e52a
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 30static int disable_clkrun; 31module_param(disable_clkrun, bool, 0444); 32MODULE_PARM_DESC(disable_clkrun, "If PC card doesn't function properly, please try this option"); 33 34static int isa_probe = 1; 35module_param(isa_probe, bool, 0444); 36MODULE_PARM_DESC(isa_probe, "If set ISA interrupts are probed (default). Set to N to disable probing"); 37 38static int pwr_irqs_off; 39module_param(pwr_irqs_off, bool, 0644); 40MODULE_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 52static int yenta_probe_cb_irq(struct yenta_socket *socket); 53 54 55static unsigned int override_bios; 56module_param(override_bios, uint, 0000); 57MODULE_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 */ 64static 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 71static 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 readl(socket->base + reg); /* avoid problems with PCI write posting */ 76} 77 78static inline u8 config_readb(struct yenta_socket *socket, unsigned offset) 79{ 80 u8 val; 81 pci_read_config_byte(socket->dev, offset, &val); 82 debug("%p %04x %02x\n", socket, offset, val); 83 return val; 84} 85 86static inline u16 config_readw(struct yenta_socket *socket, unsigned offset) 87{ 88 u16 val; 89 pci_read_config_word(socket->dev, offset, &val); 90 debug("%p %04x %04x\n", socket, offset, val); 91 return val; 92} 93 94static inline u32 config_readl(struct yenta_socket *socket, unsigned offset) 95{ 96 u32 val; 97 pci_read_config_dword(socket->dev, offset, &val); 98 debug("%p %04x %08x\n", socket, offset, val); 99 return val; 100} 101 102static inline void config_writeb(struct yenta_socket *socket, unsigned offset, u8 val) 103{ 104 debug("%p %04x %02x\n", socket, offset, val); 105 pci_write_config_byte(socket->dev, offset, val); 106} 107 108static inline void config_writew(struct yenta_socket *socket, unsigned offset, u16 val) 109{ 110 debug("%p %04x %04x\n", socket, offset, val); 111 pci_write_config_word(socket->dev, offset, val); 112} 113 114static inline void config_writel(struct yenta_socket *socket, unsigned offset, u32 val) 115{ 116 debug("%p %04x %08x\n", socket, offset, val); 117 pci_write_config_dword(socket->dev, offset, val); 118} 119 120static inline u8 exca_readb(struct yenta_socket *socket, unsigned reg) 121{ 122 u8 val = readb(socket->base + 0x800 + reg); 123 debug("%p %04x %02x\n", socket, reg, val); 124 return val; 125} 126 127static inline u8 exca_readw(struct yenta_socket *socket, unsigned reg) 128{ 129 u16 val; 130 val = readb(socket->base + 0x800 + reg); 131 val |= readb(socket->base + 0x800 + reg + 1) << 8; 132 debug("%p %04x %04x\n", socket, reg, val); 133 return val; 134} 135 136static inline void exca_writeb(struct yenta_socket *socket, unsigned reg, u8 val) 137{ 138 debug("%p %04x %02x\n", socket, reg, val); 139 writeb(val, socket->base + 0x800 + reg); 140 readb(socket->base + 0x800 + reg); /* PCI write posting... */ 141} 142 143static void exca_writew(struct yenta_socket *socket, unsigned reg, u16 val) 144{ 145 debug("%p %04x %04x\n", socket, reg, val); 146 writeb(val, socket->base + 0x800 + reg); 147 writeb(val >> 8, socket->base + 0x800 + reg + 1); 148 149 /* PCI write posting... */ 150 readb(socket->base + 0x800 + reg); 151 readb(socket->base + 0x800 + reg + 1); 152} 153 154static ssize_t show_yenta_registers(struct device *yentadev, struct device_attribute *attr, char *buf) 155{ 156 struct pci_dev *dev = to_pci_dev(yentadev); 157 struct yenta_socket *socket = pci_get_drvdata(dev); 158 int offset = 0, i; 159 160 offset = snprintf(buf, PAGE_SIZE, "CB registers:"); 161 for (i = 0; i < 0x24; i += 4) { 162 unsigned val; 163 if (!(i & 15)) 164 offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n%02x:", i); 165 val = cb_readl(socket, i); 166 offset += snprintf(buf + offset, PAGE_SIZE - offset, " %08x", val); 167 } 168 169 offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n\nExCA registers:"); 170 for (i = 0; i < 0x45; i++) { 171 unsigned char val; 172 if (!(i & 7)) { 173 if (i & 8) { 174 memcpy(buf + offset, " -", 2); 175 offset += 2; 176 } else 177 offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n%02x:", i); 178 } 179 val = exca_readb(socket, i); 180 offset += snprintf(buf + offset, PAGE_SIZE - offset, " %02x", val); 181 } 182 buf[offset++] = '\n'; 183 return offset; 184} 185 186static DEVICE_ATTR(yenta_registers, S_IRUSR, show_yenta_registers, NULL); 187 188/* 189 * Ugh, mixed-mode cardbus and 16-bit pccard state: things depend 190 * on what kind of card is inserted.. 191 */ 192static int yenta_get_status(struct pcmcia_socket *sock, unsigned int *value) 193{ 194 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 195 unsigned int val; 196 u32 state = cb_readl(socket, CB_SOCKET_STATE); 197 198 val = (state & CB_3VCARD) ? SS_3VCARD : 0; 199 val |= (state & CB_XVCARD) ? SS_XVCARD : 0; 200 val |= (state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ? 0 : SS_PENDING; 201 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? SS_PENDING : 0; 202 203 204 if (state & CB_CBCARD) { 205 val |= SS_CARDBUS; 206 val |= (state & CB_CARDSTS) ? SS_STSCHG : 0; 207 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? 0 : SS_DETECT; 208 val |= (state & CB_PWRCYCLE) ? SS_POWERON | SS_READY : 0; 209 } else if (state & CB_16BITCARD) { 210 u8 status = exca_readb(socket, I365_STATUS); 211 val |= ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0; 212 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) { 213 val |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG; 214 } else { 215 val |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD; 216 val |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN; 217 } 218 val |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0; 219 val |= (status & I365_CS_READY) ? SS_READY : 0; 220 val |= (status & I365_CS_POWERON) ? SS_POWERON : 0; 221 } 222 223 *value = val; 224 return 0; 225} 226 227static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state) 228{ 229 /* some birdges require to use the ExCA registers to power 16bit cards */ 230 if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) && 231 (socket->flags & YENTA_16BIT_POWER_EXCA)) { 232 u8 reg, old; 233 reg = old = exca_readb(socket, I365_POWER); 234 reg &= ~(I365_VCC_MASK | I365_VPP1_MASK | I365_VPP2_MASK); 235 236 /* i82365SL-DF style */ 237 if (socket->flags & YENTA_16BIT_POWER_DF) { 238 switch (state->Vcc) { 239 case 33: reg |= I365_VCC_3V; break; 240 case 50: reg |= I365_VCC_5V; break; 241 default: reg = 0; break; 242 } 243 switch (state->Vpp) { 244 case 33: 245 case 50: reg |= I365_VPP1_5V; break; 246 case 120: reg |= I365_VPP1_12V; break; 247 } 248 } else { 249 /* i82365SL-B style */ 250 switch (state->Vcc) { 251 case 50: reg |= I365_VCC_5V; break; 252 default: reg = 0; break; 253 } 254 switch (state->Vpp) { 255 case 50: reg |= I365_VPP1_5V | I365_VPP2_5V; break; 256 case 120: reg |= I365_VPP1_12V | I365_VPP2_12V; break; 257 } 258 } 259 260 if (reg != old) 261 exca_writeb(socket, I365_POWER, reg); 262 } else { 263 u32 reg = 0; /* CB_SC_STPCLK? */ 264 switch (state->Vcc) { 265 case 33: reg = CB_SC_VCC_3V; break; 266 case 50: reg = CB_SC_VCC_5V; break; 267 default: reg = 0; break; 268 } 269 switch (state->Vpp) { 270 case 33: reg |= CB_SC_VPP_3V; break; 271 case 50: reg |= CB_SC_VPP_5V; break; 272 case 120: reg |= CB_SC_VPP_12V; break; 273 } 274 if (reg != cb_readl(socket, CB_SOCKET_CONTROL)) 275 cb_writel(socket, CB_SOCKET_CONTROL, reg); 276 } 277} 278 279static int yenta_set_socket(struct pcmcia_socket *sock, socket_state_t *state) 280{ 281 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 282 u16 bridge; 283 284 yenta_set_power(socket, state); 285 socket->io_irq = state->io_irq; 286 bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~(CB_BRIDGE_CRST | CB_BRIDGE_INTR); 287 if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) { 288 u8 intr; 289 bridge |= (state->flags & SS_RESET) ? CB_BRIDGE_CRST : 0; 290 291 /* ISA interrupt control? */ 292 intr = exca_readb(socket, I365_INTCTL); 293 intr = (intr & ~0xf); 294 if (!socket->cb_irq) { 295 intr |= state->io_irq; 296 bridge |= CB_BRIDGE_INTR; 297 } 298 exca_writeb(socket, I365_INTCTL, intr); 299 } else { 300 u8 reg; 301 302 reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA); 303 reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET; 304 reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0; 305 if (state->io_irq != socket->cb_irq) { 306 reg |= state->io_irq; 307 bridge |= CB_BRIDGE_INTR; 308 } 309 exca_writeb(socket, I365_INTCTL, reg); 310 311 reg = exca_readb(socket, I365_POWER) & (I365_VCC_MASK|I365_VPP1_MASK); 312 reg |= I365_PWR_NORESET; 313 if (state->flags & SS_PWR_AUTO) reg |= I365_PWR_AUTO; 314 if (state->flags & SS_OUTPUT_ENA) reg |= I365_PWR_OUT; 315 if (exca_readb(socket, I365_POWER) != reg) 316 exca_writeb(socket, I365_POWER, reg); 317 318 /* CSC interrupt: no ISA irq for CSC */ 319 reg = I365_CSC_DETECT; 320 if (state->flags & SS_IOCARD) { 321 if (state->csc_mask & SS_STSCHG) reg |= I365_CSC_STSCHG; 322 } else { 323 if (state->csc_mask & SS_BATDEAD) reg |= I365_CSC_BVD1; 324 if (state->csc_mask & SS_BATWARN) reg |= I365_CSC_BVD2; 325 if (state->csc_mask & SS_READY) reg |= I365_CSC_READY; 326 } 327 exca_writeb(socket, I365_CSCINT, reg); 328 exca_readb(socket, I365_CSC); 329 if(sock->zoom_video) 330 sock->zoom_video(sock, state->flags & SS_ZVCARD); 331 } 332 config_writew(socket, CB_BRIDGE_CONTROL, bridge); 333 /* Socket event mask: get card insert/remove events.. */ 334 cb_writel(socket, CB_SOCKET_EVENT, -1); 335 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK); 336 return 0; 337} 338 339static int yenta_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) 340{ 341 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 342 int map; 343 unsigned char ioctl, addr, enable; 344 345 map = io->map; 346 347 if (map > 1) 348 return -EINVAL; 349 350 enable = I365_ENA_IO(map); 351 addr = exca_readb(socket, I365_ADDRWIN); 352 353 /* Disable the window before changing it.. */ 354 if (addr & enable) { 355 addr &= ~enable; 356 exca_writeb(socket, I365_ADDRWIN, addr); 357 } 358 359 exca_writew(socket, I365_IO(map)+I365_W_START, io->start); 360 exca_writew(socket, I365_IO(map)+I365_W_STOP, io->stop); 361 362 ioctl = exca_readb(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map); 363 if (io->flags & MAP_0WS) ioctl |= I365_IOCTL_0WS(map); 364 if (io->flags & MAP_16BIT) ioctl |= I365_IOCTL_16BIT(map); 365 if (io->flags & MAP_AUTOSZ) ioctl |= I365_IOCTL_IOCS16(map); 366 exca_writeb(socket, I365_IOCTL, ioctl); 367 368 if (io->flags & MAP_ACTIVE) 369 exca_writeb(socket, I365_ADDRWIN, addr | enable); 370 return 0; 371} 372 373static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem) 374{ 375 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 376 struct pci_bus_region region; 377 int map; 378 unsigned char addr, enable; 379 unsigned int start, stop, card_start; 380 unsigned short word; 381 382 pcibios_resource_to_bus(socket->dev, ®ion, mem->res); 383 384 map = mem->map; 385 start = region.start; 386 stop = region.end; 387 card_start = mem->card_start; 388 389 if (map > 4 || start > stop || ((start ^ stop) >> 24) || 390 (card_start >> 26) || mem->speed > 1000) 391 return -EINVAL; 392 393 enable = I365_ENA_MEM(map); 394 addr = exca_readb(socket, I365_ADDRWIN); 395 if (addr & enable) { 396 addr &= ~enable; 397 exca_writeb(socket, I365_ADDRWIN, addr); 398 } 399 400 exca_writeb(socket, CB_MEM_PAGE(map), start >> 24); 401 402 word = (start >> 12) & 0x0fff; 403 if (mem->flags & MAP_16BIT) 404 word |= I365_MEM_16BIT; 405 if (mem->flags & MAP_0WS) 406 word |= I365_MEM_0WS; 407 exca_writew(socket, I365_MEM(map) + I365_W_START, word); 408 409 word = (stop >> 12) & 0x0fff; 410 switch (to_cycles(mem->speed)) { 411 case 0: break; 412 case 1: word |= I365_MEM_WS0; break; 413 case 2: word |= I365_MEM_WS1; break; 414 default: word |= I365_MEM_WS1 | I365_MEM_WS0; break; 415 } 416 exca_writew(socket, I365_MEM(map) + I365_W_STOP, word); 417 418 word = ((card_start - start) >> 12) & 0x3fff; 419 if (mem->flags & MAP_WRPROT) 420 word |= I365_MEM_WRPROT; 421 if (mem->flags & MAP_ATTRIB) 422 word |= I365_MEM_REG; 423 exca_writew(socket, I365_MEM(map) + I365_W_OFF, word); 424 425 if (mem->flags & MAP_ACTIVE) 426 exca_writeb(socket, I365_ADDRWIN, addr | enable); 427 return 0; 428} 429 430 431 432static irqreturn_t yenta_interrupt(int irq, void *dev_id, struct pt_regs *regs) 433{ 434 unsigned int events; 435 struct yenta_socket *socket = (struct yenta_socket *) dev_id; 436 u8 csc; 437 u32 cb_event; 438 439 /* Clear interrupt status for the event */ 440 cb_event = cb_readl(socket, CB_SOCKET_EVENT); 441 cb_writel(socket, CB_SOCKET_EVENT, cb_event); 442 443 csc = exca_readb(socket, I365_CSC); 444 445 if (!(cb_event || csc)) 446 return IRQ_NONE; 447 448 events = (cb_event & (CB_CD1EVENT | CB_CD2EVENT)) ? SS_DETECT : 0 ; 449 events |= (csc & I365_CSC_DETECT) ? SS_DETECT : 0; 450 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) { 451 events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0; 452 } else { 453 events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0; 454 events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0; 455 events |= (csc & I365_CSC_READY) ? SS_READY : 0; 456 } 457 458 if (events) 459 pcmcia_parse_events(&socket->socket, events); 460 461 return IRQ_HANDLED; 462} 463 464static void yenta_interrupt_wrapper(unsigned long data) 465{ 466 struct yenta_socket *socket = (struct yenta_socket *) data; 467 468 yenta_interrupt(0, (void *)socket, NULL); 469 socket->poll_timer.expires = jiffies + HZ; 470 add_timer(&socket->poll_timer); 471} 472 473static void yenta_clear_maps(struct yenta_socket *socket) 474{ 475 int i; 476 struct resource res = { .start = 0, .end = 0x0fff }; 477 pccard_io_map io = { 0, 0, 0, 0, 1 }; 478 pccard_mem_map mem = { .res = &res, }; 479 480 yenta_set_socket(&socket->socket, &dead_socket); 481 for (i = 0; i < 2; i++) { 482 io.map = i; 483 yenta_set_io_map(&socket->socket, &io); 484 } 485 for (i = 0; i < 5; i++) { 486 mem.map = i; 487 yenta_set_mem_map(&socket->socket, &mem); 488 } 489} 490 491/* redoes voltage interrogation if required */ 492static void yenta_interrogate(struct yenta_socket *socket) 493{ 494 u32 state; 495 496 state = cb_readl(socket, CB_SOCKET_STATE); 497 if (!(state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) || 498 (state & (CB_CDETECT1 | CB_CDETECT2 | CB_NOTACARD | CB_BADVCCREQ)) || 499 ((state & (CB_16BITCARD | CB_CBCARD)) == (CB_16BITCARD | CB_CBCARD))) 500 cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST); 501} 502 503/* Called at resume and initialization events */ 504static int yenta_sock_init(struct pcmcia_socket *sock) 505{ 506 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 507 508 exca_writeb(socket, I365_GBLCTL, 0x00); 509 exca_writeb(socket, I365_GENCTL, 0x00); 510 511 /* Redo card voltage interrogation */ 512 yenta_interrogate(socket); 513 514 yenta_clear_maps(socket); 515 516 if (socket->type && socket->type->sock_init) 517 socket->type->sock_init(socket); 518 519 /* Re-enable CSC interrupts */ 520 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK); 521 522 return 0; 523} 524 525static int yenta_sock_suspend(struct pcmcia_socket *sock) 526{ 527 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket); 528 529 /* Disable CSC interrupts */ 530 cb_writel(socket, CB_SOCKET_MASK, 0x0); 531 532 return 0; 533} 534 535/* 536 * Use an adaptive allocation for the memory resource, 537 * sometimes the memory behind pci bridges is limited: 538 * 1/8 of the size of the io window of the parent. 539 * max 4 MB, min 16 kB. We try very hard to not get below 540 * the "ACC" values, though. 541 */ 542#define BRIDGE_MEM_MAX 4*1024*1024 543#define BRIDGE_MEM_ACC 128*1024 544#define BRIDGE_MEM_MIN 16*1024 545 546#define BRIDGE_IO_MAX 512 547#define BRIDGE_IO_ACC 256 548#define BRIDGE_IO_MIN 32 549 550#ifndef PCIBIOS_MIN_CARDBUS_IO 551#define PCIBIOS_MIN_CARDBUS_IO PCIBIOS_MIN_IO 552#endif 553 554static int yenta_search_one_res(struct resource *root, struct resource *res, 555 u32 min) 556{ 557 u32 align, size, start, end; 558 559 if (res->flags & IORESOURCE_IO) { 560 align = 1024; 561 size = BRIDGE_IO_MAX; 562 start = PCIBIOS_MIN_CARDBUS_IO; 563 end = ~0U; 564 } else { 565 unsigned long avail = root->end - root->start; 566 int i; 567 size = BRIDGE_MEM_MAX; 568 if (size > avail/8) { 569 size=(avail+1)/8; 570 /* round size down to next power of 2 */ 571 i = 0; 572 while ((size /= 2) != 0) 573 i++; 574 size = 1 << i; 575 } 576 if (size < min) 577 size = min; 578 align = size; 579 start = PCIBIOS_MIN_MEM; 580 end = ~0U; 581 } 582 583 do { 584 if (allocate_resource(root, res, size, start, end, align, 585 NULL, NULL)==0) { 586 return 1; 587 } 588 size = size/2; 589 align = size; 590 } while (size >= min); 591 592 return 0; 593} 594 595 596static int yenta_search_res(struct yenta_socket *socket, struct resource *res, 597 u32 min) 598{ 599 int i; 600 for (i=0; i<PCI_BUS_NUM_RESOURCES; i++) { 601 struct resource * root = socket->dev->bus->resource[i]; 602 if (!root) 603 continue; 604 605 if ((res->flags ^ root->flags) & 606 (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH)) 607 continue; /* Wrong type */ 608 609 if (yenta_search_one_res(root, res, min)) 610 return 1; 611 } 612 return 0; 613} 614 615static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end) 616{ 617 struct resource *root, *res; 618 struct pci_bus_region region; 619 unsigned mask; 620 621 res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr; 622 /* Already allocated? */ 623 if (res->parent) 624 return 0; 625 626 /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */ 627 mask = ~0xfff; 628 if (type & IORESOURCE_IO) 629 mask = ~3; 630 631 res->name = socket->dev->subordinate->name; 632 res->flags = type; 633 634 region.start = config_readl(socket, addr_start) & mask; 635 region.end = config_readl(socket, addr_end) | ~mask; 636 if (region.start && region.end > region.start && !override_bios) { 637 pcibios_bus_to_resource(socket->dev, res, ®ion); 638 root = pci_find_parent_resource(socket->dev, res); 639 if (root && (request_resource(root, res) == 0)) 640 return 0; 641 printk(KERN_INFO "yenta %s: Preassigned resource %d busy or not available, reconfiguring...\n", 642 pci_name(socket->dev), nr); 643 } 644 645 if (type & IORESOURCE_IO) { 646 if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) || 647 (yenta_search_res(socket, res, BRIDGE_IO_ACC)) || 648 (yenta_search_res(socket, res, BRIDGE_IO_MIN))) 649 return 1; 650 } else { 651 if (type & IORESOURCE_PREFETCH) { 652 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) || 653 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) || 654 (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) 655 return 1; 656 /* Approximating prefetchable by non-prefetchable */ 657 res->flags = IORESOURCE_MEM; 658 } 659 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) || 660 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) || 661 (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) 662 return 1; 663 } 664 665 printk(KERN_INFO "yenta %s: no resource of type %x available, trying to continue...\n", 666 pci_name(socket->dev), type); 667 res->start = res->end = res->flags = 0; 668 return 0; 669} 670 671/* 672 * Allocate the bridge mappings for the device.. 673 */ 674static void yenta_allocate_resources(struct yenta_socket *socket) 675{ 676 int program = 0; 677 program += yenta_allocate_res(socket, 0, IORESOURCE_IO, 678 PCI_CB_IO_BASE_0, PCI_CB_IO_LIMIT_0); 679 program += yenta_allocate_res(socket, 1, IORESOURCE_IO, 680 PCI_CB_IO_BASE_1, PCI_CB_IO_LIMIT_1); 681 program += yenta_allocate_res(socket, 2, IORESOURCE_MEM|IORESOURCE_PREFETCH, 682 PCI_CB_MEMORY_BASE_0, PCI_CB_MEMORY_LIMIT_0); 683 program += yenta_allocate_res(socket, 3, IORESOURCE_MEM, 684 PCI_CB_MEMORY_BASE_1, PCI_CB_MEMORY_LIMIT_1); 685 if (program) 686 pci_setup_cardbus(socket->dev->subordinate); 687} 688 689 690/* 691 * Free the bridge mappings for the device.. 692 */ 693static void yenta_free_resources(struct yenta_socket *socket) 694{ 695 int i; 696 for (i=0;i<4;i++) { 697 struct resource *res; 698 res = socket->dev->resource + PCI_BRIDGE_RESOURCES + i; 699 if (res->start != 0 && res->end != 0) 700 release_resource(res); 701 res->start = res->end = res->flags = 0; 702 } 703} 704 705 706/* 707 * Close it down - release our resources and go home.. 708 */ 709static void yenta_close(struct pci_dev *dev) 710{ 711 struct yenta_socket *sock = pci_get_drvdata(dev); 712 713 /* Remove the register attributes */ 714 device_remove_file(&dev->dev, &dev_attr_yenta_registers); 715 716 /* we don't want a dying socket registered */ 717 pcmcia_unregister_socket(&sock->socket); 718 719 /* Disable all events so we don't die in an IRQ storm */ 720 cb_writel(sock, CB_SOCKET_MASK, 0x0); 721 exca_writeb(sock, I365_CSCINT, 0); 722 723 if (sock->cb_irq) 724 free_irq(sock->cb_irq, sock); 725 else 726 del_timer_sync(&sock->poll_timer); 727 728 if (sock->base) 729 iounmap(sock->base); 730 yenta_free_resources(sock); 731 732 pci_release_regions(dev); 733 pci_disable_device(dev); 734 pci_set_drvdata(dev, NULL); 735} 736 737 738static struct pccard_operations yenta_socket_operations = { 739 .init = yenta_sock_init, 740 .suspend = yenta_sock_suspend, 741 .get_status = yenta_get_status, 742 .set_socket = yenta_set_socket, 743 .set_io_map = yenta_set_io_map, 744 .set_mem_map = yenta_set_mem_map, 745}; 746 747 748#include "ti113x.h" 749#include "ricoh.h" 750#include "topic.h" 751#include "o2micro.h" 752 753enum { 754 CARDBUS_TYPE_DEFAULT = -1, 755 CARDBUS_TYPE_TI, 756 CARDBUS_TYPE_TI113X, 757 CARDBUS_TYPE_TI12XX, 758 CARDBUS_TYPE_TI1250, 759 CARDBUS_TYPE_RICOH, 760 CARDBUS_TYPE_TOPIC95, 761 CARDBUS_TYPE_TOPIC97, 762 CARDBUS_TYPE_O2MICRO, 763 CARDBUS_TYPE_ENE, 764}; 765 766/* 767 * Different cardbus controllers have slightly different 768 * initialization sequences etc details. List them here.. 769 */ 770static struct cardbus_type cardbus_type[] = { 771 [CARDBUS_TYPE_TI] = { 772 .override = ti_override, 773 .save_state = ti_save_state, 774 .restore_state = ti_restore_state, 775 .sock_init = ti_init, 776 }, 777 [CARDBUS_TYPE_TI113X] = { 778 .override = ti113x_override, 779 .save_state = ti_save_state, 780 .restore_state = ti_restore_state, 781 .sock_init = ti_init, 782 }, 783 [CARDBUS_TYPE_TI12XX] = { 784 .override = ti12xx_override, 785 .save_state = ti_save_state, 786 .restore_state = ti_restore_state, 787 .sock_init = ti_init, 788 }, 789 [CARDBUS_TYPE_TI1250] = { 790 .override = ti1250_override, 791 .save_state = ti_save_state, 792 .restore_state = ti_restore_state, 793 .sock_init = ti_init, 794 }, 795 [CARDBUS_TYPE_RICOH] = { 796 .override = ricoh_override, 797 .save_state = ricoh_save_state, 798 .restore_state = ricoh_restore_state, 799 }, 800 [CARDBUS_TYPE_TOPIC95] = { 801 .override = topic95_override, 802 }, 803 [CARDBUS_TYPE_TOPIC97] = { 804 .override = topic97_override, 805 }, 806 [CARDBUS_TYPE_O2MICRO] = { 807 .override = o2micro_override, 808 .restore_state = o2micro_restore_state, 809 }, 810 [CARDBUS_TYPE_ENE] = { 811 .override = ene_override, 812 .save_state = ti_save_state, 813 .restore_state = ti_restore_state, 814 .sock_init = ti_init, 815 }, 816}; 817 818 819/* 820 * Only probe "regular" interrupts, don't 821 * touch dangerous spots like the mouse irq, 822 * because there are mice that apparently 823 * get really confused if they get fondled 824 * too intimately. 825 * 826 * Default to 11, 10, 9, 7, 6, 5, 4, 3. 827 */ 828static u32 isa_interrupts = 0x0ef8; 829 830static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask) 831{ 832 int i; 833 unsigned long val; 834 u32 mask; 835 836 /* 837 * Probe for usable interrupts using the force 838 * register to generate bogus card status events. 839 */ 840 cb_writel(socket, CB_SOCKET_EVENT, -1); 841 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); 842 exca_writeb(socket, I365_CSCINT, 0); 843 val = probe_irq_on() & isa_irq_mask; 844 for (i = 1; i < 16; i++) { 845 if (!((val >> i) & 1)) 846 continue; 847 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4)); 848 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS); 849 udelay(100); 850 cb_writel(socket, CB_SOCKET_EVENT, -1); 851 } 852 cb_writel(socket, CB_SOCKET_MASK, 0); 853 exca_writeb(socket, I365_CSCINT, 0); 854 855 mask = probe_irq_mask(val) & 0xffff; 856 857 return mask; 858} 859 860 861/* interrupt handler, only used during probing */ 862static irqreturn_t yenta_probe_handler(int irq, void *dev_id, struct pt_regs *regs) 863{ 864 struct yenta_socket *socket = (struct yenta_socket *) dev_id; 865 u8 csc; 866 u32 cb_event; 867 868 /* Clear interrupt status for the event */ 869 cb_event = cb_readl(socket, CB_SOCKET_EVENT); 870 cb_writel(socket, CB_SOCKET_EVENT, -1); 871 csc = exca_readb(socket, I365_CSC); 872 873 if (cb_event || csc) { 874 socket->probe_status = 1; 875 return IRQ_HANDLED; 876 } 877 878 return IRQ_NONE; 879} 880 881/* probes the PCI interrupt, use only on override functions */ 882static int yenta_probe_cb_irq(struct yenta_socket *socket) 883{ 884 if (!socket->cb_irq) 885 return -1; 886 887 socket->probe_status = 0; 888 889 if (request_irq(socket->cb_irq, yenta_probe_handler, SA_SHIRQ, "yenta", socket)) { 890 printk(KERN_WARNING "Yenta: request_irq() in yenta_probe_cb_irq() failed!\n"); 891 return -1; 892 } 893 894 /* generate interrupt, wait */ 895 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG); 896 cb_writel(socket, CB_SOCKET_EVENT, -1); 897 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); 898 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS); 899 900 msleep(100); 901 902 /* disable interrupts */ 903 cb_writel(socket, CB_SOCKET_MASK, 0); 904 exca_writeb(socket, I365_CSCINT, 0); 905 cb_writel(socket, CB_SOCKET_EVENT, -1); 906 exca_readb(socket, I365_CSC); 907 908 free_irq(socket->cb_irq, socket); 909 910 return (int) socket->probe_status; 911} 912 913 914 915/* 916 * Set static data that doesn't need re-initializing.. 917 */ 918static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask) 919{ 920 socket->socket.pci_irq = socket->cb_irq; 921 if (isa_probe) 922 socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask); 923 else 924 socket->socket.irq_mask = 0; 925 926 printk(KERN_INFO "Yenta: ISA IRQ mask 0x%04x, PCI irq %d\n", 927 socket->socket.irq_mask, socket->cb_irq); 928} 929 930/* 931 * Initialize the standard cardbus registers 932 */ 933static void yenta_config_init(struct yenta_socket *socket) 934{ 935 u16 bridge; 936 struct pci_dev *dev = socket->dev; 937 struct pci_bus_region region; 938 939 pcibios_resource_to_bus(socket->dev, ®ion, &dev->resource[0]); 940 941 config_writel(socket, CB_LEGACY_MODE_BASE, 0); 942 config_writel(socket, PCI_BASE_ADDRESS_0, region.start); 943 config_writew(socket, PCI_COMMAND, 944 PCI_COMMAND_IO | 945 PCI_COMMAND_MEMORY | 946 PCI_COMMAND_MASTER | 947 PCI_COMMAND_WAIT); 948 949 /* MAGIC NUMBERS! Fixme */ 950 config_writeb(socket, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES / 4); 951 config_writeb(socket, PCI_LATENCY_TIMER, 168); 952 config_writel(socket, PCI_PRIMARY_BUS, 953 (176 << 24) | /* sec. latency timer */ 954 (dev->subordinate->subordinate << 16) | /* subordinate bus */ 955 (dev->subordinate->secondary << 8) | /* secondary bus */ 956 dev->subordinate->primary); /* primary bus */ 957 958 /* 959 * Set up the bridging state: 960 * - enable write posting. 961 * - memory window 0 prefetchable, window 1 non-prefetchable 962 * - PCI interrupts enabled if a PCI interrupt exists.. 963 */ 964 bridge = config_readw(socket, CB_BRIDGE_CONTROL); 965 bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN); 966 bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN; 967 config_writew(socket, CB_BRIDGE_CONTROL, bridge); 968} 969 970/* 971 * Initialize a cardbus controller. Make sure we have a usable 972 * interrupt, and that we can map the cardbus area. Fill in the 973 * socket information structure.. 974 */ 975static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_id *id) 976{ 977 struct yenta_socket *socket; 978 int ret; 979 980 /* 981 * If we failed to assign proper bus numbers for this cardbus 982 * controller during PCI probe, its subordinate pci_bus is NULL. 983 * Bail out if so. 984 */ 985 if (!dev->subordinate) { 986 printk(KERN_ERR "Yenta: no bus associated with %s! " 987 "(try 'pci=assign-busses')\n", pci_name(dev)); 988 return -ENODEV; 989 } 990 991 socket = kmalloc(sizeof(struct yenta_socket), GFP_KERNEL); 992 if (!socket) 993 return -ENOMEM; 994 memset(socket, 0, sizeof(*socket)); 995 996 /* prepare pcmcia_socket */ 997 socket->socket.ops = ¥ta_socket_operations; 998 socket->socket.resource_ops = &pccard_nonstatic_ops; 999 socket->socket.dev.dev = &dev->dev; 1000 socket->socket.driver_data = socket; 1001 socket->socket.owner = THIS_MODULE; 1002 socket->socket.features = SS_CAP_PAGE_REGS | SS_CAP_PCCARD; 1003 socket->socket.map_size = 0x1000; 1004 socket->socket.cb_dev = dev; 1005 1006 /* prepare struct yenta_socket */ 1007 socket->dev = dev; 1008 pci_set_drvdata(dev, socket); 1009 1010 /* 1011 * Do some basic sanity checking.. 1012 */ 1013 if (pci_enable_device(dev)) { 1014 ret = -EBUSY; 1015 goto free; 1016 } 1017 1018 ret = pci_request_regions(dev, "yenta_socket"); 1019 if (ret) 1020 goto disable; 1021 1022 if (!pci_resource_start(dev, 0)) { 1023 printk(KERN_ERR "No cardbus resource!\n"); 1024 ret = -ENODEV; 1025 goto release; 1026 } 1027 1028 /* 1029 * Ok, start setup.. Map the cardbus registers, 1030 * and request the IRQ. 1031 */ 1032 socket->base = ioremap(pci_resource_start(dev, 0), 0x1000); 1033 if (!socket->base) { 1034 ret = -ENOMEM; 1035 goto release; 1036 } 1037 1038 /* 1039 * report the subsystem vendor and device for help debugging 1040 * the irq stuff... 1041 */ 1042 printk(KERN_INFO "Yenta: CardBus bridge found at %s [%04x:%04x]\n", 1043 pci_name(dev), dev->subsystem_vendor, dev->subsystem_device); 1044 1045 yenta_config_init(socket); 1046 1047 /* Disable all events */ 1048 cb_writel(socket, CB_SOCKET_MASK, 0x0); 1049 1050 /* Set up the bridge regions.. */ 1051 yenta_allocate_resources(socket); 1052 1053 socket->cb_irq = dev->irq; 1054 1055 /* Do we have special options for the device? */ 1056 if (id->driver_data != CARDBUS_TYPE_DEFAULT && 1057 id->driver_data < ARRAY_SIZE(cardbus_type)) { 1058 socket->type = &cardbus_type[id->driver_data]; 1059 1060 ret = socket->type->override(socket); 1061 if (ret < 0) 1062 goto unmap; 1063 } 1064 1065 /* We must finish initialization here */ 1066 1067 if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, SA_SHIRQ, "yenta", socket)) { 1068 /* No IRQ or request_irq failed. Poll */ 1069 socket->cb_irq = 0; /* But zero is a valid IRQ number. */ 1070 init_timer(&socket->poll_timer); 1071 socket->poll_timer.function = yenta_interrupt_wrapper; 1072 socket->poll_timer.data = (unsigned long)socket; 1073 socket->poll_timer.expires = jiffies + HZ; 1074 add_timer(&socket->poll_timer); 1075 printk(KERN_INFO "Yenta: no PCI IRQ, CardBus support disabled for this socket.\n" 1076 KERN_INFO "Yenta: check your BIOS CardBus, BIOS IRQ or ACPI settings.\n"); 1077 } else { 1078 socket->socket.features |= SS_CAP_CARDBUS; 1079 } 1080 1081 /* Figure out what the dang thing can do for the PCMCIA layer... */ 1082 yenta_interrogate(socket); 1083 yenta_get_socket_capabilities(socket, isa_interrupts); 1084 printk(KERN_INFO "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); 1085 1086 /* Register it with the pcmcia layer.. */ 1087 ret = pcmcia_register_socket(&socket->socket); 1088 if (ret == 0) { 1089 /* Add the yenta register attributes */ 1090 device_create_file(&dev->dev, &dev_attr_yenta_registers); 1091 goto out; 1092 } 1093 1094 unmap: 1095 iounmap(socket->base); 1096 release: 1097 pci_release_regions(dev); 1098 disable: 1099 pci_disable_device(dev); 1100 free: 1101 kfree(socket); 1102 out: 1103 return ret; 1104} 1105 1106 1107static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state) 1108{ 1109 struct yenta_socket *socket = pci_get_drvdata(dev); 1110 int ret; 1111 1112 ret = pcmcia_socket_dev_suspend(&dev->dev, state); 1113 1114 if (socket) { 1115 if (socket->type && socket->type->save_state) 1116 socket->type->save_state(socket); 1117 1118 /* FIXME: pci_save_state needs to have a better interface */ 1119 pci_save_state(dev); 1120 pci_read_config_dword(dev, 16*4, &socket->saved_state[0]); 1121 pci_read_config_dword(dev, 17*4, &socket->saved_state[1]); 1122 pci_disable_device(dev); 1123 1124 /* 1125 * Some laptops (IBM T22) do not like us putting the Cardbus 1126 * bridge into D3. At a guess, some other laptop will 1127 * probably require this, so leave it commented out for now. 1128 */ 1129 /* pci_set_power_state(dev, 3); */ 1130 } 1131 1132 return ret; 1133} 1134 1135 1136static int yenta_dev_resume (struct pci_dev *dev) 1137{ 1138 struct yenta_socket *socket = pci_get_drvdata(dev); 1139 1140 if (socket) { 1141 pci_set_power_state(dev, 0); 1142 /* FIXME: pci_restore_state needs to have a better interface */ 1143 pci_restore_state(dev); 1144 pci_write_config_dword(dev, 16*4, socket->saved_state[0]); 1145 pci_write_config_dword(dev, 17*4, socket->saved_state[1]); 1146 pci_enable_device(dev); 1147 pci_set_master(dev); 1148 1149 if (socket->type && socket->type->restore_state) 1150 socket->type->restore_state(socket); 1151 } 1152 1153 return pcmcia_socket_dev_resume(&dev->dev); 1154} 1155 1156 1157#define CB_ID(vend,dev,type) \ 1158 { \ 1159 .vendor = vend, \ 1160 .device = dev, \ 1161 .subvendor = PCI_ANY_ID, \ 1162 .subdevice = PCI_ANY_ID, \ 1163 .class = PCI_CLASS_BRIDGE_CARDBUS << 8, \ 1164 .class_mask = ~0, \ 1165 .driver_data = CARDBUS_TYPE_##type, \ 1166 } 1167 1168static struct pci_device_id yenta_table [] = { 1169 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1031, TI), 1170 1171 /* 1172 * TBD: Check if these TI variants can use more 1173 * advanced overrides instead. (I can't get the 1174 * data sheets for these devices. --rmk) 1175 */ 1176 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1210, TI), 1177 1178 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1130, TI113X), 1179 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1131, TI113X), 1180 1181 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1211, TI12XX), 1182 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1220, TI12XX), 1183 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1221, TI12XX), 1184 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1225, TI12XX), 1185 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251A, TI12XX), 1186 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251B, TI12XX), 1187 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420, TI12XX), 1188 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1450, TI12XX), 1189 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1451A, TI12XX), 1190 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510, TI12XX), 1191 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1520, TI12XX), 1192 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1620, TI12XX), 1193 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4410, TI12XX), 1194 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4450, TI12XX), 1195 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4451, TI12XX), 1196 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4510, TI12XX), 1197 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4520, TI12XX), 1198 1199 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1250, TI1250), 1200 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1410, TI1250), 1201 1202 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX21_XX11, TI12XX), 1203 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X515, TI12XX), 1204 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X420, TI12XX), 1205 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X620, TI12XX), 1206 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7410, TI12XX), 1207 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7510, TI12XX), 1208 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7610, TI12XX), 1209 1210 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_710, TI12XX), 1211 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_712, TI12XX), 1212 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_720, TI12XX), 1213 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_722, TI12XX), 1214 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, ENE), 1215 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, ENE), 1216 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, ENE), 1217 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, ENE), 1218 1219 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH), 1220 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH), 1221 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C475, RICOH), 1222 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C476, RICOH), 1223 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C478, RICOH), 1224 1225 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC95, TOPIC95), 1226 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC97, TOPIC97), 1227 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC100, TOPIC97), 1228 1229 CB_ID(PCI_VENDOR_ID_O2, PCI_ANY_ID, O2MICRO), 1230 1231 /* match any cardbus bridge */ 1232 CB_ID(PCI_ANY_ID, PCI_ANY_ID, DEFAULT), 1233 { /* all zeroes */ } 1234}; 1235MODULE_DEVICE_TABLE(pci, yenta_table); 1236 1237 1238static struct pci_driver yenta_cardbus_driver = { 1239 .name = "yenta_cardbus", 1240 .id_table = yenta_table, 1241 .probe = yenta_probe, 1242 .remove = __devexit_p(yenta_close), 1243 .suspend = yenta_dev_suspend, 1244 .resume = yenta_dev_resume, 1245}; 1246 1247 1248static int __init yenta_socket_init(void) 1249{ 1250 return pci_register_driver (¥ta_cardbus_driver); 1251} 1252 1253 1254static void __exit yenta_socket_exit (void) 1255{ 1256 pci_unregister_driver (¥ta_cardbus_driver); 1257} 1258 1259 1260module_init(yenta_socket_init); 1261module_exit(yenta_socket_exit); 1262 1263MODULE_LICENSE("GPL"); 1264