1 /* $Id: elsa.c,v 1.1.1.1 2005/04/11 02:50:23 jack Exp $
3 * low level stuff for Elsa isdn cards
6 * Copyright by Karsten Keil <keil@isdn4linux.de>
8 * This software may be used and distributed according to the terms
9 * of the GNU General Public License, incorporated herein by reference.
11 * For changes and modifications please read
12 * ../../../Documentation/isdn/HiSax.cert
14 * Thanks to Elsa GmbH for documents and information
16 * Klaus Lichtenwalder (Klaus.Lichtenwalder@WebForum.DE)
17 * for ELSA PCMCIA support
21 #define __NO_VERSION__
22 #include <linux/init.h>
23 #include <linux/config.h>
30 #include <linux/pci.h>
31 #include <linux/isapnp.h>
32 #include <linux/serial.h>
33 #include <linux/serial_reg.h>
35 extern const char *CardType[];
37 const char *Elsa_revision = "$Revision: 1.1.1.1 $";
38 const char *Elsa_Types[] =
39 {"None", "PC", "PCC-8", "PCC-16", "PCF", "PCF-Pro",
40 "PCMCIA", "QS 1000", "QS 3000", "Microlink PCI", "QS 3000 PCI",
43 const char *ITACVer[] =
44 {"?0?", "?1?", "?2?", "?3?", "?4?", "V2.2",
47 #define byteout(addr,val) outb(val,addr)
48 #define bytein(addr) inb(addr)
51 #define ELSA_ISAC_PCM 1
55 #define ELSA_ALE_PCM 4
56 #define ELSA_CONTROL 4
58 #define ELSA_START_TIMER 6
59 #define ELSA_TRIG_IRQ 7
69 #define ELSA_QS1000PCI 9
70 #define ELSA_QS3000PCI 10
71 #define ELSA_PCMCIA_IPAC 11
74 #define ELSA_PCI_IRQ_MASK 0x04
76 /* ITAC Registeradressen (only Microlink PC) */
78 #define ITAC_ISEN 0x48
79 #define ITAC_RFIE 0x4A
80 #define ITAC_XFIE 0x4C
81 #define ITAC_SCIE 0x4E
82 #define ITAC_STIE 0x46
85 *** Makros als Befehle fuer die Kartenregister ***
86 *** (mehrere Befehle werden durch Bit-Oderung kombiniert) ***
89 /* Config-Register (Read) */
90 #define ELSA_TIMER_RUN 0x02 /* Bit 1 des Config-Reg */
91 #define ELSA_TIMER_RUN_PCC8 0x01 /* Bit 0 des Config-Reg bei PCC */
92 #define ELSA_IRQ_IDX 0x38 /* Bit 3,4,5 des Config-Reg */
93 #define ELSA_IRQ_IDX_PCC8 0x30 /* Bit 4,5 des Config-Reg */
94 #define ELSA_IRQ_IDX_PC 0x0c /* Bit 2,3 des Config-Reg */
96 /* Control-Register (Write) */
97 #define ELSA_LINE_LED 0x02 /* Bit 1 Gelbe LED */
98 #define ELSA_STAT_LED 0x08 /* Bit 3 Gruene LED */
99 #define ELSA_ISDN_RESET 0x20 /* Bit 5 Reset-Leitung */
100 #define ELSA_ENA_TIMER_INT 0x80 /* Bit 7 Freigabe Timer Interrupt */
102 /* ALE-Register (Read) */
103 #define ELSA_HW_RELEASE 0x07 /* Bit 0-2 Hardwarerkennung */
104 #define ELSA_S0_POWER_BAD 0x08 /* Bit 3 S0-Bus Spannung fehlt */
107 #define ELSA_TIMER_AKTIV 1
108 #define ELSA_BAD_PWR 2
109 #define ELSA_ASSIGN 4
111 #define RS_ISR_PASS_LIMIT 256
112 #define _INLINE_ inline
113 #define FLG_MODEM_ACTIVE 1
115 #define ELSA_IPAC_LINE_LED 0x40 /* Bit 6 Gelbe LED */
116 #define ELSA_IPAC_STAT_LED 0x80 /* Bit 7 Gruene LED */
119 static struct arcofi_msg ARCOFI_XOP_F =
120 {NULL,0,2,{0xa1,0x3f,0,0,0,0,0,0,0,0}}; /* Normal OP */
121 static struct arcofi_msg ARCOFI_XOP_1 =
122 {&ARCOFI_XOP_F,0,2,{0xa1,0x31,0,0,0,0,0,0,0,0}}; /* PWR UP */
123 static struct arcofi_msg ARCOFI_SOP_F =
124 {&ARCOFI_XOP_1,0,10,{0xa1,0x1f,0x00,0x50,0x10,0x00,0x00,0x80,0x02,0x12}};
125 static struct arcofi_msg ARCOFI_COP_9 =
126 {&ARCOFI_SOP_F,0,10,{0xa1,0x29,0x80,0xcb,0xe9,0x88,0x00,0xc8,0xd8,0x80}}; /* RX */
127 static struct arcofi_msg ARCOFI_COP_8 =
128 {&ARCOFI_COP_9,0,10,{0xa1,0x28,0x49,0x31,0x8,0x13,0x6e,0x88,0x2a,0x61}}; /* TX */
129 static struct arcofi_msg ARCOFI_COP_7 =
130 {&ARCOFI_COP_8,0,4,{0xa1,0x27,0x80,0x80,0,0,0,0,0,0}}; /* GZ */
131 static struct arcofi_msg ARCOFI_COP_6 =
132 {&ARCOFI_COP_7,0,6,{0xa1,0x26,0,0,0x82,0x7c,0,0,0,0}}; /* GRL GRH */
133 static struct arcofi_msg ARCOFI_COP_5 =
134 {&ARCOFI_COP_6,0,4,{0xa1,0x25,0xbb,0x4a,0,0,0,0,0,0}}; /* GTX */
135 static struct arcofi_msg ARCOFI_VERSION =
136 {NULL,1,2,{0xa0,0,0,0,0,0,0,0,0,0}};
137 static struct arcofi_msg ARCOFI_XOP_0 =
138 {NULL,0,2,{0xa1,0x30,0,0,0,0,0,0,0,0}}; /* PWR Down */
140 static void set_arcofi(struct IsdnCardState *cs, int bc);
142 #include "elsa_ser.c"
143 #endif /* ARCOFI_USE */
146 readreg(unsigned int ale, unsigned int adr, u_char off)
155 restore_flags(flags);
160 readfifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
162 /* fifo read without cli because it's allready done */
165 insb(adr, data, size);
170 writereg(unsigned int ale, unsigned int adr, u_char off, u_char data)
178 restore_flags(flags);
182 writefifo(unsigned int ale, unsigned int adr, u_char off, u_char * data, int size)
184 /* fifo write without cli because it's allready done */
186 outsb(adr, data, size);
189 /* Interface functions */
192 ReadISAC(struct IsdnCardState *cs, u_char offset)
194 return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset));
198 WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
200 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset, value);
204 ReadISACfifo(struct IsdnCardState *cs, u_char * data, int size)
206 readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
210 WriteISACfifo(struct IsdnCardState *cs, u_char * data, int size)
212 writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0, data, size);
216 ReadISAC_IPAC(struct IsdnCardState *cs, u_char offset)
218 return (readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset+0x80));
222 WriteISAC_IPAC(struct IsdnCardState *cs, u_char offset, u_char value)
224 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, offset|0x80, value);
228 ReadISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
230 readfifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
234 WriteISACfifo_IPAC(struct IsdnCardState *cs, u_char * data, int size)
236 writefifo(cs->hw.elsa.ale, cs->hw.elsa.isac, 0x80, data, size);
240 ReadHSCX(struct IsdnCardState *cs, int hscx, u_char offset)
242 return (readreg(cs->hw.elsa.ale,
243 cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0)));
247 WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
249 writereg(cs->hw.elsa.ale,
250 cs->hw.elsa.hscx, offset + (hscx ? 0x40 : 0), value);
254 readitac(struct IsdnCardState *cs, u_char off)
261 byteout(cs->hw.elsa.ale, off);
262 ret = bytein(cs->hw.elsa.itac);
263 restore_flags(flags);
268 writeitac(struct IsdnCardState *cs, u_char off, u_char data)
274 byteout(cs->hw.elsa.ale, off);
275 byteout(cs->hw.elsa.itac, data);
276 restore_flags(flags);
280 TimerRun(struct IsdnCardState *cs)
284 v = bytein(cs->hw.elsa.cfg);
285 if ((cs->subtyp == ELSA_QS1000) || (cs->subtyp == ELSA_QS3000))
286 return (0 == (v & ELSA_TIMER_RUN));
287 else if (cs->subtyp == ELSA_PCC8)
288 return (v & ELSA_TIMER_RUN_PCC8);
289 return (v & ELSA_TIMER_RUN);
292 * fast interrupt HSCX stuff goes here
295 #define READHSCX(cs, nr, reg) readreg(cs->hw.elsa.ale, \
296 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0))
297 #define WRITEHSCX(cs, nr, reg, data) writereg(cs->hw.elsa.ale, \
298 cs->hw.elsa.hscx, reg + (nr ? 0x40 : 0), data)
300 #define READHSCXFIFO(cs, nr, ptr, cnt) readfifo(cs->hw.elsa.ale, \
301 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
303 #define WRITEHSCXFIFO(cs, nr, ptr, cnt) writefifo(cs->hw.elsa.ale, \
304 cs->hw.elsa.hscx, (nr ? 0x40 : 0), ptr, cnt)
306 #include "hscx_irq.c"
309 elsa_interrupt(int intno, void *dev_id, struct pt_regs *regs)
311 struct IsdnCardState *cs = dev_id;
316 printk(KERN_WARNING "Elsa: Spurious interrupt!\n");
319 if ((cs->typ == ISDN_CTYPE_ELSA_PCMCIA) && (*cs->busy_flag == 1)) {
320 /* The card tends to generate interrupts while being removed
321 causing us to just crash the kernel. bad. */
322 printk(KERN_WARNING "Elsa: card not available!\n");
326 if (cs->hw.elsa.MFlag) {
327 val = serial_inp(cs, UART_IIR);
328 if (!(val & UART_IIR_NO_INT)) {
329 debugl1(cs,"IIR %02x", val);
330 rs_interrupt_elsa(intno, cs);
334 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
337 hscx_int_main(cs, val);
339 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
342 isac_interrupt(cs, val);
344 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
346 if (cs->debug & L1_DEB_HSCX)
347 debugl1(cs, "HSCX IntStat after IntRoutine");
351 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA);
353 if (cs->debug & L1_DEB_ISAC)
354 debugl1(cs, "ISAC IntStat after IntRoutine");
359 printk(KERN_WARNING"ELSA IRQ LOOP\n");
360 writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0xFF);
361 writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0xFF);
362 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0xFF);
363 if (cs->hw.elsa.status & ELSA_TIMER_AKTIV) {
366 byteout(cs->hw.elsa.timer, 0);
367 cs->hw.elsa.counter++;
371 if (cs->hw.elsa.MFlag) {
372 val = serial_inp(cs, UART_MCR);
374 serial_outp(cs, UART_MCR, val);
375 val = serial_inp(cs, UART_MCR);
377 serial_outp(cs, UART_MCR, val);
380 if (cs->hw.elsa.trig)
381 byteout(cs->hw.elsa.trig, 0x00);
382 writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK, 0x0);
383 writereg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_MASK + 0x40, 0x0);
384 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_MASK, 0x0);
388 elsa_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
390 struct IsdnCardState *cs = dev_id;
395 printk(KERN_WARNING "Elsa: Spurious interrupt!\n");
398 if (cs->subtyp == ELSA_QS1000PCI || cs->subtyp == ELSA_QS3000PCI) {
399 val = bytein(cs->hw.elsa.cfg + 0x4c); /* PCI IRQ */
400 if (!(val & ELSA_PCI_IRQ_MASK))
404 if (cs->hw.elsa.MFlag) {
405 val = serial_inp(cs, UART_IIR);
406 if (!(val & UART_IIR_NO_INT)) {
407 debugl1(cs,"IIR %02x", val);
408 rs_interrupt_elsa(intno, cs);
412 ista = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
414 if (cs->debug & L1_DEB_IPAC)
415 debugl1(cs, "IPAC ISTA %02X", ista);
417 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.hscx, HSCX_ISTA + 0x40);
425 hscx_int_main(cs, val);
428 val = 0xfe & readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, ISAC_ISTA + 0x80);
430 isac_interrupt(cs, val);
435 isac_interrupt(cs, val);
437 ista = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ISTA);
438 if ((ista & 0x3f) && icnt) {
443 printk(KERN_WARNING "ELSA IRQ LOOP\n");
444 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xFF);
445 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xC0);
449 release_io_elsa(struct IsdnCardState *cs)
453 del_timer(&cs->hw.elsa.tl);
457 if (cs->hw.elsa.ctrl)
458 byteout(cs->hw.elsa.ctrl, 0); /* LEDs Out */
459 if (cs->subtyp == ELSA_QS1000PCI) {
460 byteout(cs->hw.elsa.cfg + 0x4c, 0x01); /* disable IRQ */
461 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
463 release_region(cs->hw.elsa.cfg, 0x80);
465 if (cs->subtyp == ELSA_QS3000PCI) {
466 byteout(cs->hw.elsa.cfg + 0x4c, 0x03); /* disable ELSA PCI IRQ */
467 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
468 release_region(cs->hw.elsa.cfg, 0x80);
470 if (cs->subtyp == ELSA_PCMCIA_IPAC) {
471 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
473 if ((cs->subtyp == ELSA_PCFPRO) ||
474 (cs->subtyp == ELSA_QS3000) ||
475 (cs->subtyp == ELSA_PCF) ||
476 (cs->subtyp == ELSA_QS3000PCI)) {
482 if (cs->hw.elsa.base)
483 release_region(cs->hw.elsa.base, bytecnt);
487 reset_elsa(struct IsdnCardState *cs)
491 if (cs->hw.elsa.timer) {
493 byteout(cs->hw.elsa.timer, 0);
494 while (TimerRun(cs));
495 cs->hw.elsa.ctrl_reg |= 0x50;
496 cs->hw.elsa.ctrl_reg &= ~ELSA_ISDN_RESET; /* Reset On */
497 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
499 byteout(cs->hw.elsa.timer, 0);
500 while (TimerRun(cs));
501 cs->hw.elsa.ctrl_reg |= ELSA_ISDN_RESET; /* Reset Off */
502 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
504 byteout(cs->hw.elsa.timer, 0);
505 while (TimerRun(cs));
506 if (cs->hw.elsa.trig)
507 byteout(cs->hw.elsa.trig, 0xff);
509 if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
512 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x20);
513 set_current_state(TASK_UNINTERRUPTIBLE);
514 schedule_timeout((10*HZ)/1000); /* Timeout 10ms */
515 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_POTA2, 0x00);
516 set_current_state(TASK_UNINTERRUPTIBLE);
517 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_MASK, 0xc0);
518 schedule_timeout((10*HZ)/1000); /* Timeout 10ms */
519 restore_flags(flags);
520 if (cs->subtyp != ELSA_PCMCIA_IPAC) {
521 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x0);
522 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0x3c);
524 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_PCFG, 0x10);
525 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ACFG, 0x4);
526 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_AOE, 0xf8);
528 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, 0xff);
529 if (cs->subtyp == ELSA_QS1000PCI)
530 byteout(cs->hw.elsa.cfg + 0x4c, 0x41); /* enable ELSA PCI IRQ */
531 else if (cs->subtyp == ELSA_QS3000PCI)
532 byteout(cs->hw.elsa.cfg + 0x4c, 0x43); /* enable ELSA PCI IRQ */
539 set_arcofi(struct IsdnCardState *cs, int bc) {
540 cs->dc.isac.arcofi_bc = bc;
541 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_COP_5);
542 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
546 check_arcofi(struct IsdnCardState *cs)
548 int arcofi_present = 0;
553 if (!cs->dc.isac.mon_tx)
554 if (!(cs->dc.isac.mon_tx=kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
555 if (cs->debug & L1_DEB_WARN)
556 debugl1(cs, "ISAC MON TX out of buffers!");
559 cs->dc.isac.arcofi_bc = 0;
560 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_VERSION);
561 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
562 if (!test_and_clear_bit(FLG_ARCOFI_ERROR, &cs->HW_Flags)) {
563 debugl1(cs, "Arcofi response received %d bytes", cs->dc.isac.mon_rxp);
564 p = cs->dc.isac.mon_rx;
566 t += sprintf(tmp, "Arcofi data");
567 QuickHex(t, p, cs->dc.isac.mon_rxp);
569 if ((cs->dc.isac.mon_rxp == 2) && (cs->dc.isac.mon_rx[0] == 0xa0)) {
570 switch(cs->dc.isac.mon_rx[1]) {
572 debugl1(cs, "Arcofi 2160 detected");
576 debugl1(cs, "Arcofi 2165 detected");
580 debugl1(cs, "Arcofi 2163 detected");
584 debugl1(cs, "unknown Arcofi response");
588 debugl1(cs, "undefined Monitor response");
589 cs->dc.isac.mon_rxp = 0;
590 } else if (cs->dc.isac.mon_tx) {
591 debugl1(cs, "Arcofi not detected");
593 if (arcofi_present) {
594 if (cs->subtyp==ELSA_QS1000) {
595 cs->subtyp = ELSA_QS3000;
597 "Elsa: %s detected modem at 0x%lx\n",
598 Elsa_Types[cs->subtyp],
600 release_region(cs->hw.elsa.base, 8);
601 if (check_region(cs->hw.elsa.base, 16)) {
603 "HiSax: %s config port %lx-%lx already in use\n",
604 Elsa_Types[cs->subtyp],
605 cs->hw.elsa.base + 8,
606 cs->hw.elsa.base + 16);
608 request_region(cs->hw.elsa.base, 16,
610 } else if (cs->subtyp==ELSA_PCC16) {
611 cs->subtyp = ELSA_PCF;
613 "Elsa: %s detected modem at 0x%lx\n",
614 Elsa_Types[cs->subtyp],
616 release_region(cs->hw.elsa.base, 8);
617 if (check_region(cs->hw.elsa.base, 16)) {
619 "HiSax: %s config port %lx-%lx already in use\n",
620 Elsa_Types[cs->subtyp],
621 cs->hw.elsa.base + 8,
622 cs->hw.elsa.base + 16);
624 request_region(cs->hw.elsa.base, 16,
628 "Elsa: %s detected modem at 0x%lx\n",
629 Elsa_Types[cs->subtyp],
631 arcofi_fsm(cs, ARCOFI_START, &ARCOFI_XOP_0);
632 interruptible_sleep_on(&cs->dc.isac.arcofi_wait);
637 #endif /* ARCOFI_USE */
640 elsa_led_handler(struct IsdnCardState *cs)
644 if (cs->subtyp == ELSA_PCMCIA || cs->subtyp == ELSA_PCMCIA_IPAC)
646 del_timer(&cs->hw.elsa.tl);
647 if (cs->hw.elsa.status & ELSA_ASSIGN)
648 cs->hw.elsa.ctrl_reg |= ELSA_STAT_LED;
649 else if (cs->hw.elsa.status & ELSA_BAD_PWR)
650 cs->hw.elsa.ctrl_reg &= ~ELSA_STAT_LED;
652 cs->hw.elsa.ctrl_reg ^= ELSA_STAT_LED;
655 if (cs->hw.elsa.status & 0xf000)
656 cs->hw.elsa.ctrl_reg |= ELSA_LINE_LED;
657 else if (cs->hw.elsa.status & 0x0f00) {
658 cs->hw.elsa.ctrl_reg ^= ELSA_LINE_LED;
661 cs->hw.elsa.ctrl_reg &= ~ELSA_LINE_LED;
663 if ((cs->subtyp == ELSA_QS1000PCI) ||
664 (cs->subtyp == ELSA_QS3000PCI)) {
666 if (cs->hw.elsa.ctrl_reg & ELSA_LINE_LED)
667 led ^= ELSA_IPAC_LINE_LED;
668 if (cs->hw.elsa.ctrl_reg & ELSA_STAT_LED)
669 led ^= ELSA_IPAC_STAT_LED;
670 writereg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ATX, led);
672 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
674 init_timer(&cs->hw.elsa.tl);
675 cs->hw.elsa.tl.expires = jiffies + ((blink * HZ) / 1000);
676 add_timer(&cs->hw.elsa.tl);
681 Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
694 cs->debug |= L1_DEB_IPAC;
696 if ((cs->subtyp == ELSA_QS1000) ||
697 (cs->subtyp == ELSA_QS3000))
699 byteout(cs->hw.elsa.timer, 0);
701 if (cs->hw.elsa.trig)
702 byteout(cs->hw.elsa.trig, 0xff);
706 if ((cs->subtyp == ELSA_PCMCIA) ||
707 (cs->subtyp == ELSA_PCMCIA_IPAC) ||
708 (cs->subtyp == ELSA_QS1000PCI)) {
710 } else if (cs->subtyp == ELSA_QS3000PCI) {
714 cs->hw.elsa.counter = 0;
716 cs->hw.elsa.ctrl_reg |= ELSA_ENA_TIMER_INT;
717 cs->hw.elsa.status |= ELSA_TIMER_AKTIV;
718 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
719 byteout(cs->hw.elsa.timer, 0);
720 set_current_state(TASK_UNINTERRUPTIBLE);
721 schedule_timeout((110*HZ)/1000);
722 restore_flags(flags);
723 cs->hw.elsa.ctrl_reg &= ~ELSA_ENA_TIMER_INT;
724 byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
725 cs->hw.elsa.status &= ~ELSA_TIMER_AKTIV;
726 printk(KERN_INFO "Elsa: %d timer tics in 110 msek\n",
727 cs->hw.elsa.counter);
728 if ((cs->hw.elsa.counter > 10) &&
729 (cs->hw.elsa.counter < 16)) {
730 printk(KERN_INFO "Elsa: timer and irq OK\n");
734 "Elsa: timer tic problem (%d/12) maybe an IRQ(%d) conflict\n",
735 cs->hw.elsa.counter, cs->irq);
740 if (check_arcofi(cs)) {
744 elsa_led_handler(cs);
746 case (MDL_REMOVE | REQUEST):
747 cs->hw.elsa.status &= 0;
749 case (MDL_ASSIGN | REQUEST):
750 cs->hw.elsa.status |= ELSA_ASSIGN;
754 cs->hw.elsa.status |= 0x0200;
756 cs->hw.elsa.status |= 0x0100;
760 cs->hw.elsa.status |= 0x2000;
762 cs->hw.elsa.status |= 0x1000;
766 cs->hw.elsa.status &= ~0x2000;
767 cs->hw.elsa.status &= ~0x0200;
769 cs->hw.elsa.status &= ~0x1000;
770 cs->hw.elsa.status &= ~0x0100;
775 if (cs->hw.elsa.MFlag) {
784 modem_write_cmd(cs, msg, len);
789 if (cs->typ == ISDN_CTYPE_ELSA) {
790 int pwr = bytein(cs->hw.elsa.ale);
792 cs->hw.elsa.status |= ELSA_BAD_PWR;
794 cs->hw.elsa.status &= ~ELSA_BAD_PWR;
796 elsa_led_handler(cs);
801 probe_elsa_adr(unsigned int adr, int typ)
803 int i, in1, in2, p16_1 = 0, p16_2 = 0, p8_1 = 0, p8_2 = 0, pc_1 = 0,
804 pc_2 = 0, pfp_1 = 0, pfp_2 = 0;
807 /* In case of the elsa pcmcia card, this region is in use,
808 reserved for us by the card manager. So we do not check it
809 here, it would fail. */
810 if (typ != ISDN_CTYPE_ELSA_PCMCIA && check_region(adr, 8)) {
812 "Elsa: Probing Port 0x%x: already in use\n",
818 for (i = 0; i < 16; i++) {
819 in1 = inb(adr + ELSA_CONFIG); /* 'toggelt' bei */
820 in2 = inb(adr + ELSA_CONFIG); /* jedem Zugriff */
830 restore_flags(flags);
831 printk(KERN_INFO "Elsa: Probing IO 0x%x", adr);
832 if (65 == ++p16_1 * ++p16_2) {
833 printk(" PCC-16/PCF found\n");
835 } else if (1025 == ++pfp_1 * ++pfp_2) {
836 printk(" PCF-Pro found\n");
837 return (ELSA_PCFPRO);
838 } else if (33 == ++p8_1 * ++p8_2) {
839 printk(" PCC8 found\n");
841 } else if (17 == ++pc_1 * ++pc_2) {
842 printk(" PC found\n");
851 probe_elsa(struct IsdnCardState *cs)
854 unsigned int CARD_portlist[] =
855 {0x160, 0x170, 0x260, 0x360, 0};
857 for (i = 0; CARD_portlist[i]; i++) {
858 if ((cs->subtyp = probe_elsa_adr(CARD_portlist[i], cs->typ)))
861 return (CARD_portlist[i]);
864 static struct pci_dev *dev_qs1000 __devinitdata = NULL;
865 static struct pci_dev *dev_qs3000 __devinitdata = NULL;
868 static struct isapnp_device_id elsa_ids[] __initdata = {
869 { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
870 ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0133),
871 (unsigned long) "Elsa QS1000" },
872 { ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
873 ISAPNP_VENDOR('E', 'L', 'S'), ISAPNP_FUNCTION(0x0134),
874 (unsigned long) "Elsa QS3000" },
878 static struct isapnp_device_id *pdev = &elsa_ids[0];
879 static struct pci_bus *pnp_c __devinitdata = NULL;
883 setup_elsa(struct IsdnCard *card)
888 struct IsdnCardState *cs = card->cs;
891 strcpy(tmp, Elsa_revision);
892 printk(KERN_INFO "HiSax: Elsa driver Rev. %s\n", HiSax_getrev(tmp));
893 cs->hw.elsa.ctrl_reg = 0;
894 cs->hw.elsa.status = 0;
895 cs->hw.elsa.MFlag = 0;
897 if (cs->typ == ISDN_CTYPE_ELSA) {
898 cs->hw.elsa.base = card->para[0];
899 printk(KERN_INFO "Elsa: Microlink IO probing\n");
900 if (cs->hw.elsa.base) {
901 if (!(cs->subtyp = probe_elsa_adr(cs->hw.elsa.base,
904 "Elsa: no Elsa Microlink at %#lx\n",
909 cs->hw.elsa.base = probe_elsa(cs);
910 if (cs->hw.elsa.base) {
911 cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
912 cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
913 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
914 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
915 cs->hw.elsa.itac = cs->hw.elsa.base + ELSA_ITAC;
916 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
917 cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
918 cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
919 val = bytein(cs->hw.elsa.cfg);
920 if (cs->subtyp == ELSA_PC) {
921 const u_char CARD_IrqTab[8] =
922 {7, 3, 5, 9, 0, 0, 0, 0};
923 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PC) >> 2];
924 } else if (cs->subtyp == ELSA_PCC8) {
925 const u_char CARD_IrqTab[8] =
926 {7, 3, 5, 9, 0, 0, 0, 0};
927 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX_PCC8) >> 4];
929 const u_char CARD_IrqTab[8] =
930 {15, 10, 15, 3, 11, 5, 11, 9};
931 cs->irq = CARD_IrqTab[(val & ELSA_IRQ_IDX) >> 3];
933 val = bytein(cs->hw.elsa.ale) & ELSA_HW_RELEASE;
937 if (val == 'B' || val == 'C')
939 if ((cs->subtyp == ELSA_PCFPRO) && (val = 'G'))
942 "Elsa: %s found at %#lx Rev.:%c IRQ %d\n",
943 Elsa_Types[cs->subtyp],
946 val = bytein(cs->hw.elsa.ale) & ELSA_S0_POWER_BAD;
949 "Elsa: Microlink S0 bus power bad\n");
950 cs->hw.elsa.status |= ELSA_BAD_PWR;
954 "No Elsa Microlink found\n");
957 } else if (cs->typ == ISDN_CTYPE_ELSA_PNP) {
959 if (!card->para[1] && isapnp_present()) {
963 while(pdev->card_vendor) {
964 if ((pb = isapnp_find_card(pdev->card_vendor,
965 pdev->card_device, pnp_c))) {
968 if ((pd = isapnp_find_dev(pnp_c,
969 pdev->vendor, pdev->function, pd))) {
970 printk(KERN_INFO "HiSax: %s detected\n",
971 (char *)pdev->driver_data);
976 pd->resource[0].start;
978 pd->irq_resource[0].start;
979 if (!card->para[0] || !card->para[1]) {
980 printk(KERN_ERR "Elsa PnP:some resources are missing %ld/%lx\n",
981 card->para[0], card->para[1]);
985 if (pdev->function == ISAPNP_FUNCTION(0x133))
986 cs->subtyp = ELSA_QS1000;
988 cs->subtyp = ELSA_QS3000;
991 printk(KERN_ERR "Elsa PnP: PnP error card found, no device\n");
998 if (!pdev->card_vendor) {
999 printk(KERN_INFO "Elsa PnP: no ISAPnP card found\n");
1004 if (card->para[1] && card->para[0]) {
1005 cs->hw.elsa.base = card->para[1];
1006 cs->irq = card->para[0];
1008 cs->subtyp = ELSA_QS1000;
1010 printk(KERN_ERR "Elsa PnP: no parameter\n");
1012 cs->hw.elsa.cfg = cs->hw.elsa.base + ELSA_CONFIG;
1013 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE;
1014 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC;
1015 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
1016 cs->hw.elsa.trig = cs->hw.elsa.base + ELSA_TRIG_IRQ;
1017 cs->hw.elsa.timer = cs->hw.elsa.base + ELSA_START_TIMER;
1018 cs->hw.elsa.ctrl = cs->hw.elsa.base + ELSA_CONTROL;
1020 "Elsa: %s defined at %#lx IRQ %d\n",
1021 Elsa_Types[cs->subtyp],
1024 } else if (cs->typ == ISDN_CTYPE_ELSA_PCMCIA) {
1025 cs->hw.elsa.base = card->para[1];
1026 cs->irq = card->para[0];
1027 val = readreg(cs->hw.elsa.base + 0, cs->hw.elsa.base + 2, IPAC_ID);
1028 if ((val == 1) || (val == 2)) { /* IPAC version 1.1/1.2 */
1029 cs->subtyp = ELSA_PCMCIA_IPAC;
1030 cs->hw.elsa.ale = cs->hw.elsa.base + 0;
1031 cs->hw.elsa.isac = cs->hw.elsa.base + 2;
1032 cs->hw.elsa.hscx = cs->hw.elsa.base + 2;
1033 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1035 cs->subtyp = ELSA_PCMCIA;
1036 cs->hw.elsa.ale = cs->hw.elsa.base + ELSA_ALE_PCM;
1037 cs->hw.elsa.isac = cs->hw.elsa.base + ELSA_ISAC_PCM;
1038 cs->hw.elsa.hscx = cs->hw.elsa.base + ELSA_HSCX;
1040 cs->hw.elsa.timer = 0;
1041 cs->hw.elsa.trig = 0;
1042 cs->hw.elsa.ctrl = 0;
1044 "Elsa: %s defined at %#lx IRQ %d\n",
1045 Elsa_Types[cs->subtyp],
1048 } else if (cs->typ == ISDN_CTYPE_ELSA_PCI) {
1050 if (!pci_present()) {
1051 printk(KERN_ERR "Elsa: no PCI bus present\n");
1055 if ((dev_qs1000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1056 PCI_DEVICE_ID_ELSA_MICROLINK, dev_qs1000))) {
1057 if (pci_enable_device(dev_qs1000))
1059 cs->subtyp = ELSA_QS1000PCI;
1060 cs->irq = dev_qs1000->irq;
1061 cs->hw.elsa.cfg = pci_resource_start(dev_qs1000, 1);
1062 cs->hw.elsa.base = pci_resource_start(dev_qs1000, 3);
1063 } else if ((dev_qs3000 = pci_find_device(PCI_VENDOR_ID_ELSA,
1064 PCI_DEVICE_ID_ELSA_QS3000, dev_qs3000))) {
1065 if (pci_enable_device(dev_qs3000))
1067 cs->subtyp = ELSA_QS3000PCI;
1068 cs->irq = dev_qs3000->irq;
1069 cs->hw.elsa.cfg = pci_resource_start(dev_qs3000, 1);
1070 cs->hw.elsa.base = pci_resource_start(dev_qs3000, 3);
1072 printk(KERN_WARNING "Elsa: No PCI card found\n");
1076 printk(KERN_WARNING "Elsa: No IRQ for PCI card found\n");
1080 if (!(cs->hw.elsa.base && cs->hw.elsa.cfg)) {
1081 printk(KERN_WARNING "Elsa: No IO-Adr for PCI card found\n");
1084 if ((cs->hw.elsa.cfg & 0xff) || (cs->hw.elsa.base & 0xf)) {
1085 printk(KERN_WARNING "Elsa: You may have a wrong PCI bios\n");
1086 printk(KERN_WARNING "Elsa: If your system hangs now, read\n");
1087 printk(KERN_WARNING "Elsa: Documentation/isdn/README.HiSax\n");
1088 printk(KERN_WARNING "Elsa: Waiting 5 sec to sync discs\n");
1091 HZDELAY(500); /* wait 500*10 ms */
1092 restore_flags(flags);
1094 cs->hw.elsa.ale = cs->hw.elsa.base;
1095 cs->hw.elsa.isac = cs->hw.elsa.base +1;
1096 cs->hw.elsa.hscx = cs->hw.elsa.base +1;
1097 test_and_set_bit(HW_IPAC, &cs->HW_Flags);
1098 cs->hw.elsa.timer = 0;
1099 cs->hw.elsa.trig = 0;
1100 cs->irq_flags |= SA_SHIRQ;
1102 "Elsa: %s defined at %#lx/0x%x IRQ %d\n",
1103 Elsa_Types[cs->subtyp],
1108 printk(KERN_WARNING "Elsa: Elsa PCI and NO_PCI_BIOS\n");
1109 printk(KERN_WARNING "Elsa: unable to config Elsa PCI\n");
1111 #endif /* CONFIG_PCI */
1115 switch (cs->subtyp) {
1121 case ELSA_PCMCIA_IPAC:
1127 case ELSA_QS3000PCI:
1130 case ELSA_QS1000PCI:
1135 "Unknown ELSA subtype %d\n", cs->subtyp);
1138 /* In case of the elsa pcmcia card, this region is in use,
1139 reserved for us by the card manager. So we do not check it
1140 here, it would fail. */
1141 if (cs->typ != ISDN_CTYPE_ELSA_PCMCIA && check_region(cs->hw.elsa.base, bytecnt)) {
1143 "HiSax: %s config port %#lx-%#lx already in use\n",
1144 CardType[card->typ],
1146 cs->hw.elsa.base + bytecnt);
1149 request_region(cs->hw.elsa.base, bytecnt, "elsa isdn");
1151 if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI)) {
1152 if (check_region(cs->hw.elsa.cfg, 0x80)) {
1154 "HiSax: %s pci port %x-%x already in use\n",
1155 CardType[card->typ],
1157 cs->hw.elsa.cfg + 0x80);
1158 release_region(cs->hw.elsa.base, bytecnt);
1161 request_region(cs->hw.elsa.cfg, 0x80, "elsa isdn pci");
1167 cs->hw.elsa.tl.function = (void *) elsa_led_handler;
1168 cs->hw.elsa.tl.data = (long) cs;
1169 init_timer(&cs->hw.elsa.tl);
1171 if (cs->hw.elsa.timer) {
1172 byteout(cs->hw.elsa.trig, 0xff);
1173 byteout(cs->hw.elsa.timer, 0);
1174 if (!TimerRun(cs)) {
1175 byteout(cs->hw.elsa.timer, 0); /* 2. Versuch */
1176 if (!TimerRun(cs)) {
1178 "Elsa: timer do not start\n");
1179 release_io_elsa(cs);
1185 HZDELAY(1); /* wait >=10 ms */
1186 restore_flags(flags);
1188 printk(KERN_WARNING "Elsa: timer do not run down\n");
1189 release_io_elsa(cs);
1192 printk(KERN_INFO "Elsa: timer OK; resetting card\n");
1194 cs->BC_Read_Reg = &ReadHSCX;
1195 cs->BC_Write_Reg = &WriteHSCX;
1196 cs->BC_Send_Data = &hscx_fill_fifo;
1197 cs->cardmsg = &Elsa_card_msg;
1199 if ((cs->subtyp == ELSA_QS1000PCI) || (cs->subtyp == ELSA_QS3000PCI) || (cs->subtyp == ELSA_PCMCIA_IPAC)) {
1200 cs->readisac = &ReadISAC_IPAC;
1201 cs->writeisac = &WriteISAC_IPAC;
1202 cs->readisacfifo = &ReadISACfifo_IPAC;
1203 cs->writeisacfifo = &WriteISACfifo_IPAC;
1204 cs->irq_func = &elsa_interrupt_ipac;
1205 val = readreg(cs->hw.elsa.ale, cs->hw.elsa.isac, IPAC_ID);
1206 printk(KERN_INFO "Elsa: IPAC version %x\n", val);
1208 cs->readisac = &ReadISAC;
1209 cs->writeisac = &WriteISAC;
1210 cs->readisacfifo = &ReadISACfifo;
1211 cs->writeisacfifo = &WriteISACfifo;
1212 cs->irq_func = &elsa_interrupt;
1213 ISACVersion(cs, "Elsa:");
1214 if (HscxVersion(cs, "Elsa:")) {
1216 "Elsa: wrong HSCX versions check IO address\n");
1217 release_io_elsa(cs);
1221 if (cs->subtyp == ELSA_PC) {
1222 val = readitac(cs, ITAC_SYS);
1223 printk(KERN_INFO "Elsa: ITAC version %s\n", ITACVer[val & 7]);
1224 writeitac(cs, ITAC_ISEN, 0);
1225 writeitac(cs, ITAC_RFIE, 0);
1226 writeitac(cs, ITAC_XFIE, 0);
1227 writeitac(cs, ITAC_SCIE, 0);
1228 writeitac(cs, ITAC_STIE, 0);