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34#include <linux/module.h>
35#include <linux/moduleparam.h>
36#include <linux/init.h>
37#include <linux/types.h>
38#include <linux/fcntl.h>
39#include <linux/string.h>
40#include <linux/errno.h>
41#include <linux/interrupt.h>
42#include <linux/timer.h>
43#include <linux/ioport.h>
44#include <linux/delay.h>
45#include <linux/workqueue.h>
46#include <linux/platform_device.h>
47#include <linux/bitops.h>
48
49#include <asm/io.h>
50
51#include <pcmcia/ss.h>
52#include "tcic.h"
53
54MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
55MODULE_DESCRIPTION("Databook TCIC-2 PCMCIA socket driver");
56MODULE_LICENSE("Dual MPL/GPL");
57
58
59
60
61
62
63static unsigned long tcic_base = TCIC_BASE;
64
65
66static int ignore = -1;
67
68
69static int do_scan = 1;
70
71
72static u_int irq_mask = 0xffff;
73static int irq_list[16];
74static unsigned int irq_list_count;
75
76
77static int cs_irq;
78
79
80static int poll_interval;
81
82
83static int poll_quick = HZ/20;
84
85
86static int cycle_time = 70;
87
88module_param(tcic_base, ulong, 0444);
89module_param(ignore, int, 0444);
90module_param(do_scan, int, 0444);
91module_param(irq_mask, int, 0444);
92module_param_array(irq_list, int, &irq_list_count, 0444);
93module_param(cs_irq, int, 0444);
94module_param(poll_interval, int, 0444);
95module_param(poll_quick, int, 0444);
96module_param(cycle_time, int, 0444);
97
98
99
100static irqreturn_t tcic_interrupt(int irq, void *dev);
101static void tcic_timer(u_long data);
102static struct pccard_operations tcic_operations;
103
104struct tcic_socket {
105 u_short psock;
106 u_char last_sstat;
107 u_char id;
108 struct pcmcia_socket socket;
109};
110
111static struct timer_list poll_timer;
112static int tcic_timer_pending;
113
114static int sockets;
115static struct tcic_socket socket_table[2];
116
117
118
119
120
121#define TCIC_IRQ(x) ((x) ? (((x) == 11) ? 1 : (x)) : 15)
122
123#ifdef DEBUG_X
124static u_char tcic_getb(u_char reg)
125{
126 u_char val = inb(tcic_base+reg);
127 printk(KERN_DEBUG "tcic_getb(%#lx) = %#x\n", tcic_base+reg, val);
128 return val;
129}
130
131static u_short tcic_getw(u_char reg)
132{
133 u_short val = inw(tcic_base+reg);
134 printk(KERN_DEBUG "tcic_getw(%#lx) = %#x\n", tcic_base+reg, val);
135 return val;
136}
137
138static void tcic_setb(u_char reg, u_char data)
139{
140 printk(KERN_DEBUG "tcic_setb(%#lx, %#x)\n", tcic_base+reg, data);
141 outb(data, tcic_base+reg);
142}
143
144static void tcic_setw(u_char reg, u_short data)
145{
146 printk(KERN_DEBUG "tcic_setw(%#lx, %#x)\n", tcic_base+reg, data);
147 outw(data, tcic_base+reg);
148}
149#else
150#define tcic_getb(reg) inb(tcic_base+reg)
151#define tcic_getw(reg) inw(tcic_base+reg)
152#define tcic_setb(reg, data) outb(data, tcic_base+reg)
153#define tcic_setw(reg, data) outw(data, tcic_base+reg)
154#endif
155
156static void tcic_setl(u_char reg, u_int data)
157{
158#ifdef DEBUG_X
159 printk(KERN_DEBUG "tcic_setl(%#x, %#lx)\n", tcic_base+reg, data);
160#endif
161 outw(data & 0xffff, tcic_base+reg);
162 outw(data >> 16, tcic_base+reg+2);
163}
164
165static void tcic_aux_setb(u_short reg, u_char data)
166{
167 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
168 tcic_setb(TCIC_MODE, mode);
169 tcic_setb(TCIC_AUX, data);
170}
171
172static u_short tcic_aux_getw(u_short reg)
173{
174 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
175 tcic_setb(TCIC_MODE, mode);
176 return tcic_getw(TCIC_AUX);
177}
178
179static void tcic_aux_setw(u_short reg, u_short data)
180{
181 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
182 tcic_setb(TCIC_MODE, mode);
183 tcic_setw(TCIC_AUX, data);
184}
185
186
187
188
189
190static int to_cycles(int ns)
191{
192 if (ns < 14)
193 return 0;
194 else
195 return 2*(ns-14)/cycle_time;
196}
197
198
199
200static volatile u_int irq_hits;
201
202static irqreturn_t __init tcic_irq_count(int irq, void *dev)
203{
204 irq_hits++;
205 return IRQ_HANDLED;
206}
207
208static u_int __init try_irq(int irq)
209{
210 u_short cfg;
211
212 irq_hits = 0;
213 if (request_irq(irq, tcic_irq_count, 0, "irq scan", tcic_irq_count) != 0)
214 return -1;
215 mdelay(10);
216 if (irq_hits) {
217 free_irq(irq, tcic_irq_count);
218 return -1;
219 }
220
221
222 cfg = TCIC_SYSCFG_AUTOBUSY | 0x0a00;
223 tcic_aux_setw(TCIC_AUX_SYSCFG, cfg | TCIC_IRQ(irq));
224 tcic_setb(TCIC_IENA, TCIC_IENA_ERR | TCIC_IENA_CFG_HIGH);
225 tcic_setb(TCIC_ICSR, TCIC_ICSR_ERR | TCIC_ICSR_JAM);
226
227 udelay(1000);
228 free_irq(irq, tcic_irq_count);
229
230
231 tcic_setb(TCIC_IENA, TCIC_IENA_CFG_OFF);
232 while (tcic_getb(TCIC_ICSR))
233 tcic_setb(TCIC_ICSR, TCIC_ICSR_JAM);
234 tcic_aux_setw(TCIC_AUX_SYSCFG, cfg);
235
236 return (irq_hits != 1);
237}
238
239static u_int __init irq_scan(u_int mask0)
240{
241 u_int mask1;
242 int i;
243
244#ifdef __alpha__
245#define PIC 0x4d0
246
247 int level_mask = inb_p(PIC) | (inb_p(PIC+1) << 8);
248 if (level_mask)
249 mask0 &= ~level_mask;
250#endif
251
252 mask1 = 0;
253 if (do_scan) {
254 for (i = 0; i < 16; i++)
255 if ((mask0 & (1 << i)) && (try_irq(i) == 0))
256 mask1 |= (1 << i);
257 for (i = 0; i < 16; i++)
258 if ((mask1 & (1 << i)) && (try_irq(i) != 0)) {
259 mask1 ^= (1 << i);
260 }
261 }
262
263 if (mask1) {
264 printk("scanned");
265 } else {
266
267 for (i = 0; i < 16; i++)
268 if ((mask0 & (1 << i)) &&
269 (request_irq(i, tcic_irq_count, 0, "x", tcic_irq_count) == 0)) {
270 mask1 |= (1 << i);
271 free_irq(i, tcic_irq_count);
272 }
273 printk("default");
274 }
275
276 printk(") = ");
277 for (i = 0; i < 16; i++)
278 if (mask1 & (1<<i))
279 printk("%s%d", ((mask1 & ((1<<i)-1)) ? "," : ""), i);
280 printk(" ");
281
282 return mask1;
283}
284
285
286
287
288
289
290
291
292
293
294static int __init is_active(int s)
295{
296 u_short scf1, ioctl, base, num;
297 u_char pwr, sstat;
298 u_int addr;
299
300 tcic_setl(TCIC_ADDR, (s << TCIC_ADDR_SS_SHFT)
301 | TCIC_ADDR_INDREG | TCIC_SCF1(s));
302 scf1 = tcic_getw(TCIC_DATA);
303 pwr = tcic_getb(TCIC_PWR);
304 sstat = tcic_getb(TCIC_SSTAT);
305 addr = TCIC_IWIN(s, 0);
306 tcic_setw(TCIC_ADDR, addr + TCIC_IBASE_X);
307 base = tcic_getw(TCIC_DATA);
308 tcic_setw(TCIC_ADDR, addr + TCIC_ICTL_X);
309 ioctl = tcic_getw(TCIC_DATA);
310
311 if (ioctl & TCIC_ICTL_TINY)
312 num = 1;
313 else {
314 num = (base ^ (base-1));
315 base = base & (base-1);
316 }
317
318 if ((sstat & TCIC_SSTAT_CD) && (pwr & TCIC_PWR_VCC(s)) &&
319 (scf1 & TCIC_SCF1_IOSTS) && (ioctl & TCIC_ICTL_ENA) &&
320 ((base & 0xfeef) != 0x02e8)) {
321 struct resource *res = request_region(base, num, "tcic-2");
322 if (!res)
323 return 1;
324 release_region(base, num);
325 }
326
327 return 0;
328}
329
330
331
332
333
334
335
336static int __init get_tcic_id(void)
337{
338 u_short id;
339
340 tcic_aux_setw(TCIC_AUX_TEST, TCIC_TEST_DIAG);
341 id = tcic_aux_getw(TCIC_AUX_ILOCK);
342 id = (id & TCIC_ILOCKTEST_ID_MASK) >> TCIC_ILOCKTEST_ID_SH;
343 tcic_aux_setw(TCIC_AUX_TEST, 0);
344 return id;
345}
346
347
348
349static struct platform_driver tcic_driver = {
350 .driver = {
351 .name = "tcic-pcmcia",
352 .owner = THIS_MODULE,
353 },
354};
355
356static struct platform_device tcic_device = {
357 .name = "tcic-pcmcia",
358 .id = 0,
359};
360
361
362static int __init init_tcic(void)
363{
364 int i, sock, ret = 0;
365 u_int mask, scan;
366
367 if (platform_driver_register(&tcic_driver))
368 return -1;
369
370 printk(KERN_INFO "Databook TCIC-2 PCMCIA probe: ");
371 sock = 0;
372
373 if (!request_region(tcic_base, 16, "tcic-2")) {
374 printk("could not allocate ports,\n ");
375 platform_driver_unregister(&tcic_driver);
376 return -ENODEV;
377 }
378 else {
379 tcic_setw(TCIC_ADDR, 0);
380 if (tcic_getw(TCIC_ADDR) == 0) {
381 tcic_setw(TCIC_ADDR, 0xc3a5);
382 if (tcic_getw(TCIC_ADDR) == 0xc3a5) sock = 2;
383 }
384 if (sock == 0) {
385
386 tcic_setb(TCIC_SCTRL, TCIC_SCTRL_RESET);
387 tcic_setb(TCIC_SCTRL, 0);
388 tcic_setw(TCIC_ADDR, 0);
389 if (tcic_getw(TCIC_ADDR) == 0) {
390 tcic_setw(TCIC_ADDR, 0xc3a5);
391 if (tcic_getw(TCIC_ADDR) == 0xc3a5) sock = 2;
392 }
393 }
394 }
395 if (sock == 0) {
396 printk("not found.\n");
397 release_region(tcic_base, 16);
398 platform_driver_unregister(&tcic_driver);
399 return -ENODEV;
400 }
401
402 sockets = 0;
403 for (i = 0; i < sock; i++) {
404 if ((i == ignore) || is_active(i)) continue;
405 socket_table[sockets].psock = i;
406 socket_table[sockets].id = get_tcic_id();
407
408 socket_table[sockets].socket.owner = THIS_MODULE;
409
410
411 socket_table[sockets].socket.features = SS_CAP_PCCARD | SS_CAP_MEM_ALIGN;
412
413 socket_table[sockets].socket.irq_mask = 0x4cf8;
414
415 socket_table[sockets].socket.map_size = 0x1000;
416 sockets++;
417 }
418
419 switch (socket_table[0].id) {
420 case TCIC_ID_DB86082:
421 printk("DB86082"); break;
422 case TCIC_ID_DB86082A:
423 printk("DB86082A"); break;
424 case TCIC_ID_DB86084:
425 printk("DB86084"); break;
426 case TCIC_ID_DB86084A:
427 printk("DB86084A"); break;
428 case TCIC_ID_DB86072:
429 printk("DB86072"); break;
430 case TCIC_ID_DB86184:
431 printk("DB86184"); break;
432 case TCIC_ID_DB86082B:
433 printk("DB86082B"); break;
434 default:
435 printk("Unknown ID 0x%02x", socket_table[0].id);
436 }
437
438
439 poll_timer.function = &tcic_timer;
440 poll_timer.data = 0;
441 init_timer(&poll_timer);
442
443
444 printk(KERN_CONT ", %d sockets\n", sockets);
445 printk(KERN_INFO " irq list (");
446 if (irq_list_count == 0)
447 mask = irq_mask;
448 else
449 for (i = mask = 0; i < irq_list_count; i++)
450 mask |= (1<<irq_list[i]);
451
452
453 mask &= 0x4cf8;
454
455 mask = irq_scan(mask);
456 for (i=0;i<sockets;i++)
457 socket_table[i].socket.irq_mask = mask;
458
459
460 scan = (mask & (mask-1));
461 if (((scan & (scan-1)) == 0) && (poll_interval == 0))
462 poll_interval = HZ;
463
464 if (poll_interval == 0) {
465
466 u_int cs_mask = mask & ((cs_irq) ? (1<<cs_irq) : ~(1<<12));
467 for (i = 15; i > 0; i--)
468 if ((cs_mask & (1 << i)) &&
469 (request_irq(i, tcic_interrupt, 0, "tcic",
470 tcic_interrupt) == 0))
471 break;
472 cs_irq = i;
473 if (cs_irq == 0) poll_interval = HZ;
474 }
475
476 if (socket_table[0].socket.irq_mask & (1 << 11))
477 printk("sktirq is irq 11, ");
478 if (cs_irq != 0)
479 printk("status change on irq %d\n", cs_irq);
480 else
481 printk("polled status, interval = %d ms\n",
482 poll_interval * 1000 / HZ);
483
484 for (i = 0; i < sockets; i++) {
485 tcic_setw(TCIC_ADDR+2, socket_table[i].psock << TCIC_SS_SHFT);
486 socket_table[i].last_sstat = tcic_getb(TCIC_SSTAT);
487 }
488
489
490 tcic_interrupt(0, NULL);
491
492 platform_device_register(&tcic_device);
493
494 for (i = 0; i < sockets; i++) {
495 socket_table[i].socket.ops = &tcic_operations;
496 socket_table[i].socket.resource_ops = &pccard_nonstatic_ops;
497 socket_table[i].socket.dev.parent = &tcic_device.dev;
498 ret = pcmcia_register_socket(&socket_table[i].socket);
499 if (ret && i)
500 pcmcia_unregister_socket(&socket_table[0].socket);
501 }
502
503 return ret;
504
505 return 0;
506
507}
508
509
510
511static void __exit exit_tcic(void)
512{
513 int i;
514
515 del_timer_sync(&poll_timer);
516 if (cs_irq != 0) {
517 tcic_aux_setw(TCIC_AUX_SYSCFG, TCIC_SYSCFG_AUTOBUSY|0x0a00);
518 free_irq(cs_irq, tcic_interrupt);
519 }
520 release_region(tcic_base, 16);
521
522 for (i = 0; i < sockets; i++) {
523 pcmcia_unregister_socket(&socket_table[i].socket);
524 }
525
526 platform_device_unregister(&tcic_device);
527 platform_driver_unregister(&tcic_driver);
528}
529
530
531
532static irqreturn_t tcic_interrupt(int irq, void *dev)
533{
534 int i, quick = 0;
535 u_char latch, sstat;
536 u_short psock;
537 u_int events;
538 static volatile int active = 0;
539
540 if (active) {
541 printk(KERN_NOTICE "tcic: reentered interrupt handler!\n");
542 return IRQ_NONE;
543 } else
544 active = 1;
545
546 pr_debug("tcic_interrupt()\n");
547
548 for (i = 0; i < sockets; i++) {
549 psock = socket_table[i].psock;
550 tcic_setl(TCIC_ADDR, (psock << TCIC_ADDR_SS_SHFT)
551 | TCIC_ADDR_INDREG | TCIC_SCF1(psock));
552 sstat = tcic_getb(TCIC_SSTAT);
553 latch = sstat ^ socket_table[psock].last_sstat;
554 socket_table[i].last_sstat = sstat;
555 if (tcic_getb(TCIC_ICSR) & TCIC_ICSR_CDCHG) {
556 tcic_setb(TCIC_ICSR, TCIC_ICSR_CLEAR);
557 quick = 1;
558 }
559 if (latch == 0)
560 continue;
561 events = (latch & TCIC_SSTAT_CD) ? SS_DETECT : 0;
562 events |= (latch & TCIC_SSTAT_WP) ? SS_WRPROT : 0;
563 if (tcic_getw(TCIC_DATA) & TCIC_SCF1_IOSTS) {
564 events |= (latch & TCIC_SSTAT_LBAT1) ? SS_STSCHG : 0;
565 } else {
566 events |= (latch & TCIC_SSTAT_RDY) ? SS_READY : 0;
567 events |= (latch & TCIC_SSTAT_LBAT1) ? SS_BATDEAD : 0;
568 events |= (latch & TCIC_SSTAT_LBAT2) ? SS_BATWARN : 0;
569 }
570 if (events) {
571 pcmcia_parse_events(&socket_table[i].socket, events);
572 }
573 }
574
575
576 if (((cs_irq == 0) || quick) && (!tcic_timer_pending)) {
577 poll_timer.expires = jiffies + (quick ? poll_quick : poll_interval);
578 add_timer(&poll_timer);
579 tcic_timer_pending = 1;
580 }
581 active = 0;
582
583 pr_debug("interrupt done\n");
584 return IRQ_HANDLED;
585}
586
587static void tcic_timer(u_long data)
588{
589 pr_debug("tcic_timer()\n");
590 tcic_timer_pending = 0;
591 tcic_interrupt(0, NULL);
592}
593
594
595
596static int tcic_get_status(struct pcmcia_socket *sock, u_int *value)
597{
598 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
599 u_char reg;
600
601 tcic_setl(TCIC_ADDR, (psock << TCIC_ADDR_SS_SHFT)
602 | TCIC_ADDR_INDREG | TCIC_SCF1(psock));
603 reg = tcic_getb(TCIC_SSTAT);
604 *value = (reg & TCIC_SSTAT_CD) ? SS_DETECT : 0;
605 *value |= (reg & TCIC_SSTAT_WP) ? SS_WRPROT : 0;
606 if (tcic_getw(TCIC_DATA) & TCIC_SCF1_IOSTS) {
607 *value |= (reg & TCIC_SSTAT_LBAT1) ? SS_STSCHG : 0;
608 } else {
609 *value |= (reg & TCIC_SSTAT_RDY) ? SS_READY : 0;
610 *value |= (reg & TCIC_SSTAT_LBAT1) ? SS_BATDEAD : 0;
611 *value |= (reg & TCIC_SSTAT_LBAT2) ? SS_BATWARN : 0;
612 }
613 reg = tcic_getb(TCIC_PWR);
614 if (reg & (TCIC_PWR_VCC(psock)|TCIC_PWR_VPP(psock)))
615 *value |= SS_POWERON;
616 dev_dbg(&sock->dev, "GetStatus(%d) = %#2.2x\n", psock, *value);
617 return 0;
618}
619
620
621
622static int tcic_set_socket(struct pcmcia_socket *sock, socket_state_t *state)
623{
624 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
625 u_char reg;
626 u_short scf1, scf2;
627
628 dev_dbg(&sock->dev, "SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, "
629 "io_irq %d, csc_mask %#2.2x)\n", psock, state->flags,
630 state->Vcc, state->Vpp, state->io_irq, state->csc_mask);
631 tcic_setw(TCIC_ADDR+2, (psock << TCIC_SS_SHFT) | TCIC_ADR2_INDREG);
632
633 reg = tcic_getb(TCIC_PWR);
634 reg &= ~(TCIC_PWR_VCC(psock) | TCIC_PWR_VPP(psock));
635
636 if (state->Vcc == 50) {
637 switch (state->Vpp) {
638 case 0: reg |= TCIC_PWR_VCC(psock) | TCIC_PWR_VPP(psock); break;
639 case 50: reg |= TCIC_PWR_VCC(psock); break;
640 case 120: reg |= TCIC_PWR_VPP(psock); break;
641 default: return -EINVAL;
642 }
643 } else if (state->Vcc != 0)
644 return -EINVAL;
645
646 if (reg != tcic_getb(TCIC_PWR))
647 tcic_setb(TCIC_PWR, reg);
648
649 reg = TCIC_ILOCK_HOLD_CCLK | TCIC_ILOCK_CWAIT;
650 if (state->flags & SS_OUTPUT_ENA) {
651 tcic_setb(TCIC_SCTRL, TCIC_SCTRL_ENA);
652 reg |= TCIC_ILOCK_CRESENA;
653 } else
654 tcic_setb(TCIC_SCTRL, 0);
655 if (state->flags & SS_RESET)
656 reg |= TCIC_ILOCK_CRESET;
657 tcic_aux_setb(TCIC_AUX_ILOCK, reg);
658
659 tcic_setw(TCIC_ADDR, TCIC_SCF1(psock));
660 scf1 = TCIC_SCF1_FINPACK;
661 scf1 |= TCIC_IRQ(state->io_irq);
662 if (state->flags & SS_IOCARD) {
663 scf1 |= TCIC_SCF1_IOSTS;
664 if (state->flags & SS_SPKR_ENA)
665 scf1 |= TCIC_SCF1_SPKR;
666 if (state->flags & SS_DMA_MODE)
667 scf1 |= TCIC_SCF1_DREQ2 << TCIC_SCF1_DMA_SHIFT;
668 }
669 tcic_setw(TCIC_DATA, scf1);
670
671
672 reg = TCIC_WAIT_ASYNC | TCIC_WAIT_SENSE | to_cycles(250);
673 tcic_aux_setb(TCIC_AUX_WCTL, reg);
674 tcic_aux_setw(TCIC_AUX_SYSCFG, TCIC_SYSCFG_AUTOBUSY|0x0a00|
675 TCIC_IRQ(cs_irq));
676
677
678 tcic_setw(TCIC_ADDR, TCIC_SCF2(psock));
679 scf2 = TCIC_SCF2_MALL;
680 if (state->csc_mask & SS_DETECT) scf2 &= ~TCIC_SCF2_MCD;
681 if (state->flags & SS_IOCARD) {
682 if (state->csc_mask & SS_STSCHG) reg &= ~TCIC_SCF2_MLBAT1;
683 } else {
684 if (state->csc_mask & SS_BATDEAD) reg &= ~TCIC_SCF2_MLBAT1;
685 if (state->csc_mask & SS_BATWARN) reg &= ~TCIC_SCF2_MLBAT2;
686 if (state->csc_mask & SS_READY) reg &= ~TCIC_SCF2_MRDY;
687 }
688 tcic_setw(TCIC_DATA, scf2);
689
690 tcic_setb(TCIC_IENA, TCIC_IENA_CDCHG | TCIC_IENA_CFG_HIGH);
691
692 return 0;
693}
694
695
696
697static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
698{
699 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
700 u_int addr;
701 u_short base, len, ioctl;
702
703 dev_dbg(&sock->dev, "SetIOMap(%d, %d, %#2.2x, %d ns, "
704 "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed,
705 (unsigned long long)io->start, (unsigned long long)io->stop);
706 if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
707 (io->stop < io->start)) return -EINVAL;
708 tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
709 addr = TCIC_IWIN(psock, io->map);
710
711 base = io->start; len = io->stop - io->start;
712
713 if ((len & (len+1)) || (base & len)) return -EINVAL;
714 base |= (len+1)>>1;
715 tcic_setw(TCIC_ADDR, addr + TCIC_IBASE_X);
716 tcic_setw(TCIC_DATA, base);
717
718 ioctl = (psock << TCIC_ICTL_SS_SHFT);
719 ioctl |= (len == 0) ? TCIC_ICTL_TINY : 0;
720 ioctl |= (io->flags & MAP_ACTIVE) ? TCIC_ICTL_ENA : 0;
721 ioctl |= to_cycles(io->speed) & TCIC_ICTL_WSCNT_MASK;
722 if (!(io->flags & MAP_AUTOSZ)) {
723 ioctl |= TCIC_ICTL_QUIET;
724 ioctl |= (io->flags & MAP_16BIT) ? TCIC_ICTL_BW_16 : TCIC_ICTL_BW_8;
725 }
726 tcic_setw(TCIC_ADDR, addr + TCIC_ICTL_X);
727 tcic_setw(TCIC_DATA, ioctl);
728
729 return 0;
730}
731
732
733
734static int tcic_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem)
735{
736 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
737 u_short addr, ctl;
738 u_long base, len, mmap;
739
740 dev_dbg(&sock->dev, "SetMemMap(%d, %d, %#2.2x, %d ns, "
741 "%#llx-%#llx, %#x)\n", psock, mem->map, mem->flags,
742 mem->speed, (unsigned long long)mem->res->start,
743 (unsigned long long)mem->res->end, mem->card_start);
744 if ((mem->map > 3) || (mem->card_start > 0x3ffffff) ||
745 (mem->res->start > 0xffffff) || (mem->res->end > 0xffffff) ||
746 (mem->res->start > mem->res->end) || (mem->speed > 1000))
747 return -EINVAL;
748 tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
749 addr = TCIC_MWIN(psock, mem->map);
750
751 base = mem->res->start; len = mem->res->end - mem->res->start;
752 if ((len & (len+1)) || (base & len)) return -EINVAL;
753 if (len == 0x0fff)
754 base = (base >> TCIC_MBASE_HA_SHFT) | TCIC_MBASE_4K_BIT;
755 else
756 base = (base | (len+1)>>1) >> TCIC_MBASE_HA_SHFT;
757 tcic_setw(TCIC_ADDR, addr + TCIC_MBASE_X);
758 tcic_setw(TCIC_DATA, base);
759
760 mmap = mem->card_start - mem->res->start;
761 mmap = (mmap >> TCIC_MMAP_CA_SHFT) & TCIC_MMAP_CA_MASK;
762 if (mem->flags & MAP_ATTRIB) mmap |= TCIC_MMAP_REG;
763 tcic_setw(TCIC_ADDR, addr + TCIC_MMAP_X);
764 tcic_setw(TCIC_DATA, mmap);
765
766 ctl = TCIC_MCTL_QUIET | (psock << TCIC_MCTL_SS_SHFT);
767 ctl |= to_cycles(mem->speed) & TCIC_MCTL_WSCNT_MASK;
768 ctl |= (mem->flags & MAP_16BIT) ? 0 : TCIC_MCTL_B8;
769 ctl |= (mem->flags & MAP_WRPROT) ? TCIC_MCTL_WP : 0;
770 ctl |= (mem->flags & MAP_ACTIVE) ? TCIC_MCTL_ENA : 0;
771 tcic_setw(TCIC_ADDR, addr + TCIC_MCTL_X);
772 tcic_setw(TCIC_DATA, ctl);
773
774 return 0;
775}
776
777
778
779static int tcic_init(struct pcmcia_socket *s)
780{
781 int i;
782 struct resource res = { .start = 0, .end = 0x1000 };
783 pccard_io_map io = { 0, 0, 0, 0, 1 };
784 pccard_mem_map mem = { .res = &res, };
785
786 for (i = 0; i < 2; i++) {
787 io.map = i;
788 tcic_set_io_map(s, &io);
789 }
790 for (i = 0; i < 5; i++) {
791 mem.map = i;
792 tcic_set_mem_map(s, &mem);
793 }
794 return 0;
795}
796
797static struct pccard_operations tcic_operations = {
798 .init = tcic_init,
799 .get_status = tcic_get_status,
800 .set_socket = tcic_set_socket,
801 .set_io_map = tcic_set_io_map,
802 .set_mem_map = tcic_set_mem_map,
803};
804
805
806
807module_init(init_tcic);
808module_exit(exit_tcic);
809
