1 /*======================================================================
3 Device driver for Databook TCIC-2 PCMCIA controller
5 tcic.c 1.111 2000/02/15 04:13:12
7 The contents of this file are subject to the Mozilla Public
8 License Version 1.1 (the "License"); you may not use this file
9 except in compliance with the License. You may obtain a copy of
10 the License at http://www.mozilla.org/MPL/
12 Software distributed under the License is distributed on an "AS
13 IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14 implied. See the License for the specific language governing
15 rights and limitations under the License.
17 The initial developer of the original code is David A. Hinds
18 <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
19 are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
21 Alternatively, the contents of this file may be used under the
22 terms of the GNU General Public License version 2 (the "GPL"), in which
23 case the provisions of the GPL are applicable instead of the
24 above. If you wish to allow the use of your version of this file
25 only under the terms of the GPL and not to allow others to use
26 your version of this file under the MPL, indicate your decision
27 by deleting the provisions above and replace them with the notice
28 and other provisions required by the GPL. If you do not delete
29 the provisions above, a recipient may use your version of this
30 file under either the MPL or the GPL.
32 ======================================================================*/
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>
51 #include <pcmcia/ss.h>
54 MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
55 MODULE_DESCRIPTION("Databook TCIC-2 PCMCIA socket driver");
56 MODULE_LICENSE("Dual MPL/GPL");
58 /*====================================================================*/
60 /* Parameters that can be set with 'insmod' */
62 /* The base port address of the TCIC-2 chip */
63 static unsigned long tcic_base = TCIC_BASE;
65 /* Specify a socket number to ignore */
66 static int ignore = -1;
68 /* Probe for safe interrupts? */
69 static int do_scan = 1;
71 /* Bit map of interrupts to choose from */
72 static u_int irq_mask = 0xffff;
73 static int irq_list[16];
74 static unsigned int irq_list_count;
76 /* The card status change interrupt -- 0 means autoselect */
79 /* Poll status interval -- 0 means default to interrupt */
80 static int poll_interval;
82 /* Delay for card status double-checking */
83 static int poll_quick = HZ/20;
85 /* CCLK external clock time, in nanoseconds. 70 ns = 14.31818 MHz */
86 static int cycle_time = 70;
88 module_param(tcic_base, ulong, 0444);
89 module_param(ignore, int, 0444);
90 module_param(do_scan, int, 0444);
91 module_param(irq_mask, int, 0444);
92 module_param_array(irq_list, int, &irq_list_count, 0444);
93 module_param(cs_irq, int, 0444);
94 module_param(poll_interval, int, 0444);
95 module_param(poll_quick, int, 0444);
96 module_param(cycle_time, int, 0444);
98 /*====================================================================*/
100 static irqreturn_t tcic_interrupt(int irq, void *dev);
101 static void tcic_timer(u_long data);
102 static struct pccard_operations tcic_operations;
108 struct pcmcia_socket socket;
111 static struct timer_list poll_timer;
112 static int tcic_timer_pending;
115 static struct tcic_socket socket_table[2];
117 /*====================================================================*/
119 /* Trick when selecting interrupts: the TCIC sktirq pin is supposed
120 to map to irq 11, but is coded as 0 or 1 in the irq registers. */
121 #define TCIC_IRQ(x) ((x) ? (((x) == 11) ? 1 : (x)) : 15)
124 static u_char tcic_getb(u_char reg)
126 u_char val = inb(tcic_base+reg);
127 printk(KERN_DEBUG "tcic_getb(%#lx) = %#x\n", tcic_base+reg, val);
131 static u_short tcic_getw(u_char reg)
133 u_short val = inw(tcic_base+reg);
134 printk(KERN_DEBUG "tcic_getw(%#lx) = %#x\n", tcic_base+reg, val);
138 static void tcic_setb(u_char reg, u_char data)
140 printk(KERN_DEBUG "tcic_setb(%#lx, %#x)\n", tcic_base+reg, data);
141 outb(data, tcic_base+reg);
144 static void tcic_setw(u_char reg, u_short data)
146 printk(KERN_DEBUG "tcic_setw(%#lx, %#x)\n", tcic_base+reg, data);
147 outw(data, tcic_base+reg);
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)
156 static void tcic_setl(u_char reg, u_int data)
159 printk(KERN_DEBUG "tcic_setl(%#x, %#lx)\n", tcic_base+reg, data);
161 outw(data & 0xffff, tcic_base+reg);
162 outw(data >> 16, tcic_base+reg+2);
165 static void tcic_aux_setb(u_short reg, u_char data)
167 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
168 tcic_setb(TCIC_MODE, mode);
169 tcic_setb(TCIC_AUX, data);
172 static u_short tcic_aux_getw(u_short reg)
174 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
175 tcic_setb(TCIC_MODE, mode);
176 return tcic_getw(TCIC_AUX);
179 static void tcic_aux_setw(u_short reg, u_short data)
181 u_char mode = (tcic_getb(TCIC_MODE) & TCIC_MODE_PGMMASK) | reg;
182 tcic_setb(TCIC_MODE, mode);
183 tcic_setw(TCIC_AUX, data);
186 /*====================================================================*/
188 /* Time conversion functions */
190 static int to_cycles(int ns)
195 return 2*(ns-14)/cycle_time;
198 /*====================================================================*/
200 static volatile u_int irq_hits;
202 static irqreturn_t __init tcic_irq_count(int irq, void *dev)
208 static u_int __init try_irq(int irq)
213 if (request_irq(irq, tcic_irq_count, 0, "irq scan", tcic_irq_count) != 0)
217 free_irq(irq, tcic_irq_count);
221 /* Generate one interrupt */
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);
228 free_irq(irq, tcic_irq_count);
230 /* Turn off interrupts */
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);
236 return (irq_hits != 1);
239 static u_int __init irq_scan(u_int mask0)
246 /* Don't probe level-triggered interrupts -- reserved for PCI */
247 int level_mask = inb_p(PIC) | (inb_p(PIC+1) << 8);
249 mask0 &= ~level_mask;
254 for (i = 0; i < 16; i++)
255 if ((mask0 & (1 << i)) && (try_irq(i) == 0))
257 for (i = 0; i < 16; i++)
258 if ((mask1 & (1 << i)) && (try_irq(i) != 0)) {
266 /* Fallback: just find interrupts that aren't in use */
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)) {
271 free_irq(i, tcic_irq_count);
277 for (i = 0; i < 16; i++)
279 printk("%s%d", ((mask1 & ((1<<i)-1)) ? "," : ""), i);
285 /*======================================================================
287 See if a card is present, powered up, in IO mode, and already
288 bound to a (non-PCMCIA) Linux driver.
290 We make an exception for cards that look like serial devices.
292 ======================================================================*/
294 static int __init is_active(int s)
296 u_short scf1, ioctl, base, num;
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);
311 if (ioctl & TCIC_ICTL_TINY)
314 num = (base ^ (base-1));
315 base = base & (base-1);
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) /* region is busy */
324 release_region(base, num);
330 /*======================================================================
332 This returns the revision code for the specified socket.
334 ======================================================================*/
336 static int __init get_tcic_id(void)
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);
347 /*====================================================================*/
349 static struct platform_driver tcic_driver = {
351 .name = "tcic-pcmcia",
355 static struct platform_device tcic_device = {
356 .name = "tcic-pcmcia",
361 static int __init init_tcic(void)
363 int i, sock, ret = 0;
366 if (platform_driver_register(&tcic_driver))
369 printk(KERN_INFO "Databook TCIC-2 PCMCIA probe: ");
372 if (!request_region(tcic_base, 16, "tcic-2")) {
373 printk("could not allocate ports,\n ");
374 platform_driver_unregister(&tcic_driver);
378 tcic_setw(TCIC_ADDR, 0);
379 if (tcic_getw(TCIC_ADDR) == 0) {
380 tcic_setw(TCIC_ADDR, 0xc3a5);
381 if (tcic_getw(TCIC_ADDR) == 0xc3a5) sock = 2;
384 /* See if resetting the controller does any good */
385 tcic_setb(TCIC_SCTRL, TCIC_SCTRL_RESET);
386 tcic_setb(TCIC_SCTRL, 0);
387 tcic_setw(TCIC_ADDR, 0);
388 if (tcic_getw(TCIC_ADDR) == 0) {
389 tcic_setw(TCIC_ADDR, 0xc3a5);
390 if (tcic_getw(TCIC_ADDR) == 0xc3a5) sock = 2;
395 printk("not found.\n");
396 release_region(tcic_base, 16);
397 platform_driver_unregister(&tcic_driver);
402 for (i = 0; i < sock; i++) {
403 if ((i == ignore) || is_active(i)) continue;
404 socket_table[sockets].psock = i;
405 socket_table[sockets].id = get_tcic_id();
407 socket_table[sockets].socket.owner = THIS_MODULE;
408 /* only 16-bit cards, memory windows must be size-aligned */
409 /* No PCI or CardBus support */
410 socket_table[sockets].socket.features = SS_CAP_PCCARD | SS_CAP_MEM_ALIGN;
411 /* irq 14, 11, 10, 7, 6, 5, 4, 3 */
412 socket_table[sockets].socket.irq_mask = 0x4cf8;
413 /* 4K minimum window size */
414 socket_table[sockets].socket.map_size = 0x1000;
418 switch (socket_table[0].id) {
419 case TCIC_ID_DB86082:
420 printk("DB86082"); break;
421 case TCIC_ID_DB86082A:
422 printk("DB86082A"); break;
423 case TCIC_ID_DB86084:
424 printk("DB86084"); break;
425 case TCIC_ID_DB86084A:
426 printk("DB86084A"); break;
427 case TCIC_ID_DB86072:
428 printk("DB86072"); break;
429 case TCIC_ID_DB86184:
430 printk("DB86184"); break;
431 case TCIC_ID_DB86082B:
432 printk("DB86082B"); break;
434 printk("Unknown ID 0x%02x", socket_table[0].id);
438 poll_timer.function = &tcic_timer;
440 init_timer(&poll_timer);
442 /* Build interrupt mask */
443 printk(KERN_CONT ", %d sockets\n", sockets);
444 printk(KERN_INFO " irq list (");
445 if (irq_list_count == 0)
448 for (i = mask = 0; i < irq_list_count; i++)
449 mask |= (1<<irq_list[i]);
451 /* irq 14, 11, 10, 7, 6, 5, 4, 3 */
453 /* Scan interrupts */
454 mask = irq_scan(mask);
455 for (i=0;i<sockets;i++)
456 socket_table[i].socket.irq_mask = mask;
458 /* Check for only two interrupts available */
459 scan = (mask & (mask-1));
460 if (((scan & (scan-1)) == 0) && (poll_interval == 0))
463 if (poll_interval == 0) {
464 /* Avoid irq 12 unless it is explicitly requested */
465 u_int cs_mask = mask & ((cs_irq) ? (1<<cs_irq) : ~(1<<12));
466 for (i = 15; i > 0; i--)
467 if ((cs_mask & (1 << i)) &&
468 (request_irq(i, tcic_interrupt, 0, "tcic",
469 tcic_interrupt) == 0))
472 if (cs_irq == 0) poll_interval = HZ;
475 if (socket_table[0].socket.irq_mask & (1 << 11))
476 printk("sktirq is irq 11, ");
478 printk("status change on irq %d\n", cs_irq);
480 printk("polled status, interval = %d ms\n",
481 poll_interval * 1000 / HZ);
483 for (i = 0; i < sockets; i++) {
484 tcic_setw(TCIC_ADDR+2, socket_table[i].psock << TCIC_SS_SHFT);
485 socket_table[i].last_sstat = tcic_getb(TCIC_SSTAT);
488 /* jump start interrupt handler, if needed */
489 tcic_interrupt(0, NULL);
491 platform_device_register(&tcic_device);
493 for (i = 0; i < sockets; i++) {
494 socket_table[i].socket.ops = &tcic_operations;
495 socket_table[i].socket.resource_ops = &pccard_nonstatic_ops;
496 socket_table[i].socket.dev.parent = &tcic_device.dev;
497 ret = pcmcia_register_socket(&socket_table[i].socket);
499 pcmcia_unregister_socket(&socket_table[0].socket);
508 /*====================================================================*/
510 static void __exit exit_tcic(void)
514 del_timer_sync(&poll_timer);
516 tcic_aux_setw(TCIC_AUX_SYSCFG, TCIC_SYSCFG_AUTOBUSY|0x0a00);
517 free_irq(cs_irq, tcic_interrupt);
519 release_region(tcic_base, 16);
521 for (i = 0; i < sockets; i++) {
522 pcmcia_unregister_socket(&socket_table[i].socket);
525 platform_device_unregister(&tcic_device);
526 platform_driver_unregister(&tcic_driver);
529 /*====================================================================*/
531 static irqreturn_t tcic_interrupt(int irq, void *dev)
537 static volatile int active = 0;
540 printk(KERN_NOTICE "tcic: reentered interrupt handler!\n");
545 pr_debug("tcic_interrupt()\n");
547 for (i = 0; i < sockets; i++) {
548 psock = socket_table[i].psock;
549 tcic_setl(TCIC_ADDR, (psock << TCIC_ADDR_SS_SHFT)
550 | TCIC_ADDR_INDREG | TCIC_SCF1(psock));
551 sstat = tcic_getb(TCIC_SSTAT);
552 latch = sstat ^ socket_table[psock].last_sstat;
553 socket_table[i].last_sstat = sstat;
554 if (tcic_getb(TCIC_ICSR) & TCIC_ICSR_CDCHG) {
555 tcic_setb(TCIC_ICSR, TCIC_ICSR_CLEAR);
560 events = (latch & TCIC_SSTAT_CD) ? SS_DETECT : 0;
561 events |= (latch & TCIC_SSTAT_WP) ? SS_WRPROT : 0;
562 if (tcic_getw(TCIC_DATA) & TCIC_SCF1_IOSTS) {
563 events |= (latch & TCIC_SSTAT_LBAT1) ? SS_STSCHG : 0;
565 events |= (latch & TCIC_SSTAT_RDY) ? SS_READY : 0;
566 events |= (latch & TCIC_SSTAT_LBAT1) ? SS_BATDEAD : 0;
567 events |= (latch & TCIC_SSTAT_LBAT2) ? SS_BATWARN : 0;
570 pcmcia_parse_events(&socket_table[i].socket, events);
574 /* Schedule next poll, if needed */
575 if (((cs_irq == 0) || quick) && (!tcic_timer_pending)) {
576 poll_timer.expires = jiffies + (quick ? poll_quick : poll_interval);
577 add_timer(&poll_timer);
578 tcic_timer_pending = 1;
582 pr_debug("interrupt done\n");
584 } /* tcic_interrupt */
586 static void tcic_timer(u_long data)
588 pr_debug("tcic_timer()\n");
589 tcic_timer_pending = 0;
590 tcic_interrupt(0, NULL);
593 /*====================================================================*/
595 static int tcic_get_status(struct pcmcia_socket *sock, u_int *value)
597 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
600 tcic_setl(TCIC_ADDR, (psock << TCIC_ADDR_SS_SHFT)
601 | TCIC_ADDR_INDREG | TCIC_SCF1(psock));
602 reg = tcic_getb(TCIC_SSTAT);
603 *value = (reg & TCIC_SSTAT_CD) ? SS_DETECT : 0;
604 *value |= (reg & TCIC_SSTAT_WP) ? SS_WRPROT : 0;
605 if (tcic_getw(TCIC_DATA) & TCIC_SCF1_IOSTS) {
606 *value |= (reg & TCIC_SSTAT_LBAT1) ? SS_STSCHG : 0;
608 *value |= (reg & TCIC_SSTAT_RDY) ? SS_READY : 0;
609 *value |= (reg & TCIC_SSTAT_LBAT1) ? SS_BATDEAD : 0;
610 *value |= (reg & TCIC_SSTAT_LBAT2) ? SS_BATWARN : 0;
612 reg = tcic_getb(TCIC_PWR);
613 if (reg & (TCIC_PWR_VCC(psock)|TCIC_PWR_VPP(psock)))
614 *value |= SS_POWERON;
615 dev_dbg(&sock->dev, "GetStatus(%d) = %#2.2x\n", psock, *value);
617 } /* tcic_get_status */
619 /*====================================================================*/
621 static int tcic_set_socket(struct pcmcia_socket *sock, socket_state_t *state)
623 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
627 dev_dbg(&sock->dev, "SetSocket(%d, flags %#3.3x, Vcc %d, Vpp %d, "
628 "io_irq %d, csc_mask %#2.2x)\n", psock, state->flags,
629 state->Vcc, state->Vpp, state->io_irq, state->csc_mask);
630 tcic_setw(TCIC_ADDR+2, (psock << TCIC_SS_SHFT) | TCIC_ADR2_INDREG);
632 reg = tcic_getb(TCIC_PWR);
633 reg &= ~(TCIC_PWR_VCC(psock) | TCIC_PWR_VPP(psock));
635 if (state->Vcc == 50) {
636 switch (state->Vpp) {
637 case 0: reg |= TCIC_PWR_VCC(psock) | TCIC_PWR_VPP(psock); break;
638 case 50: reg |= TCIC_PWR_VCC(psock); break;
639 case 120: reg |= TCIC_PWR_VPP(psock); break;
640 default: return -EINVAL;
642 } else if (state->Vcc != 0)
645 if (reg != tcic_getb(TCIC_PWR))
646 tcic_setb(TCIC_PWR, reg);
648 reg = TCIC_ILOCK_HOLD_CCLK | TCIC_ILOCK_CWAIT;
649 if (state->flags & SS_OUTPUT_ENA) {
650 tcic_setb(TCIC_SCTRL, TCIC_SCTRL_ENA);
651 reg |= TCIC_ILOCK_CRESENA;
653 tcic_setb(TCIC_SCTRL, 0);
654 if (state->flags & SS_RESET)
655 reg |= TCIC_ILOCK_CRESET;
656 tcic_aux_setb(TCIC_AUX_ILOCK, reg);
658 tcic_setw(TCIC_ADDR, TCIC_SCF1(psock));
659 scf1 = TCIC_SCF1_FINPACK;
660 scf1 |= TCIC_IRQ(state->io_irq);
661 if (state->flags & SS_IOCARD) {
662 scf1 |= TCIC_SCF1_IOSTS;
663 if (state->flags & SS_SPKR_ENA)
664 scf1 |= TCIC_SCF1_SPKR;
665 if (state->flags & SS_DMA_MODE)
666 scf1 |= TCIC_SCF1_DREQ2 << TCIC_SCF1_DMA_SHIFT;
668 tcic_setw(TCIC_DATA, scf1);
670 /* Some general setup stuff, and configure status interrupt */
671 reg = TCIC_WAIT_ASYNC | TCIC_WAIT_SENSE | to_cycles(250);
672 tcic_aux_setb(TCIC_AUX_WCTL, reg);
673 tcic_aux_setw(TCIC_AUX_SYSCFG, TCIC_SYSCFG_AUTOBUSY|0x0a00|
676 /* Card status change interrupt mask */
677 tcic_setw(TCIC_ADDR, TCIC_SCF2(psock));
678 scf2 = TCIC_SCF2_MALL;
679 if (state->csc_mask & SS_DETECT) scf2 &= ~TCIC_SCF2_MCD;
680 if (state->flags & SS_IOCARD) {
681 if (state->csc_mask & SS_STSCHG) reg &= ~TCIC_SCF2_MLBAT1;
683 if (state->csc_mask & SS_BATDEAD) reg &= ~TCIC_SCF2_MLBAT1;
684 if (state->csc_mask & SS_BATWARN) reg &= ~TCIC_SCF2_MLBAT2;
685 if (state->csc_mask & SS_READY) reg &= ~TCIC_SCF2_MRDY;
687 tcic_setw(TCIC_DATA, scf2);
688 /* For the ISA bus, the irq should be active-high totem-pole */
689 tcic_setb(TCIC_IENA, TCIC_IENA_CDCHG | TCIC_IENA_CFG_HIGH);
692 } /* tcic_set_socket */
694 /*====================================================================*/
696 static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
698 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
700 u_short base, len, ioctl;
702 dev_dbg(&sock->dev, "SetIOMap(%d, %d, %#2.2x, %d ns, "
703 "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed,
704 (unsigned long long)io->start, (unsigned long long)io->stop);
705 if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
706 (io->stop < io->start)) return -EINVAL;
707 tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
708 addr = TCIC_IWIN(psock, io->map);
710 base = io->start; len = io->stop - io->start;
711 /* Check to see that len+1 is power of two, etc */
712 if ((len & (len+1)) || (base & len)) return -EINVAL;
714 tcic_setw(TCIC_ADDR, addr + TCIC_IBASE_X);
715 tcic_setw(TCIC_DATA, base);
717 ioctl = (psock << TCIC_ICTL_SS_SHFT);
718 ioctl |= (len == 0) ? TCIC_ICTL_TINY : 0;
719 ioctl |= (io->flags & MAP_ACTIVE) ? TCIC_ICTL_ENA : 0;
720 ioctl |= to_cycles(io->speed) & TCIC_ICTL_WSCNT_MASK;
721 if (!(io->flags & MAP_AUTOSZ)) {
722 ioctl |= TCIC_ICTL_QUIET;
723 ioctl |= (io->flags & MAP_16BIT) ? TCIC_ICTL_BW_16 : TCIC_ICTL_BW_8;
725 tcic_setw(TCIC_ADDR, addr + TCIC_ICTL_X);
726 tcic_setw(TCIC_DATA, ioctl);
729 } /* tcic_set_io_map */
731 /*====================================================================*/
733 static int tcic_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem)
735 u_short psock = container_of(sock, struct tcic_socket, socket)->psock;
737 u_long base, len, mmap;
739 dev_dbg(&sock->dev, "SetMemMap(%d, %d, %#2.2x, %d ns, "
740 "%#llx-%#llx, %#x)\n", psock, mem->map, mem->flags,
741 mem->speed, (unsigned long long)mem->res->start,
742 (unsigned long long)mem->res->end, mem->card_start);
743 if ((mem->map > 3) || (mem->card_start > 0x3ffffff) ||
744 (mem->res->start > 0xffffff) || (mem->res->end > 0xffffff) ||
745 (mem->res->start > mem->res->end) || (mem->speed > 1000))
747 tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
748 addr = TCIC_MWIN(psock, mem->map);
750 base = mem->res->start; len = mem->res->end - mem->res->start;
751 if ((len & (len+1)) || (base & len)) return -EINVAL;
753 base = (base >> TCIC_MBASE_HA_SHFT) | TCIC_MBASE_4K_BIT;
755 base = (base | (len+1)>>1) >> TCIC_MBASE_HA_SHFT;
756 tcic_setw(TCIC_ADDR, addr + TCIC_MBASE_X);
757 tcic_setw(TCIC_DATA, base);
759 mmap = mem->card_start - mem->res->start;
760 mmap = (mmap >> TCIC_MMAP_CA_SHFT) & TCIC_MMAP_CA_MASK;
761 if (mem->flags & MAP_ATTRIB) mmap |= TCIC_MMAP_REG;
762 tcic_setw(TCIC_ADDR, addr + TCIC_MMAP_X);
763 tcic_setw(TCIC_DATA, mmap);
765 ctl = TCIC_MCTL_QUIET | (psock << TCIC_MCTL_SS_SHFT);
766 ctl |= to_cycles(mem->speed) & TCIC_MCTL_WSCNT_MASK;
767 ctl |= (mem->flags & MAP_16BIT) ? 0 : TCIC_MCTL_B8;
768 ctl |= (mem->flags & MAP_WRPROT) ? TCIC_MCTL_WP : 0;
769 ctl |= (mem->flags & MAP_ACTIVE) ? TCIC_MCTL_ENA : 0;
770 tcic_setw(TCIC_ADDR, addr + TCIC_MCTL_X);
771 tcic_setw(TCIC_DATA, ctl);
774 } /* tcic_set_mem_map */
776 /*====================================================================*/
778 static int tcic_init(struct pcmcia_socket *s)
781 struct resource res = { .start = 0, .end = 0x1000 };
782 pccard_io_map io = { 0, 0, 0, 0, 1 };
783 pccard_mem_map mem = { .res = &res, };
785 for (i = 0; i < 2; i++) {
787 tcic_set_io_map(s, &io);
789 for (i = 0; i < 5; i++) {
791 tcic_set_mem_map(s, &mem);
796 static struct pccard_operations tcic_operations = {
798 .get_status = tcic_get_status,
799 .set_socket = tcic_set_socket,
800 .set_io_map = tcic_set_io_map,
801 .set_mem_map = tcic_set_mem_map,
804 /*====================================================================*/
806 module_init(init_tcic);
807 module_exit(exit_tcic);