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15#include <linux/config.h>
16#include <linux/types.h>
17#include <linux/kernel.h>
18#include <linux/mm.h>
19#include <linux/tty.h>
20#include <linux/console.h>
21#include <linux/rtc.h>
22#include <linux/init.h>
23#include <linux/vt_kern.h>
24#include <linux/delay.h>
25#ifdef CONFIG_ZORRO
26#include <linux/zorro.h>
27#endif
28
29#include <asm/bootinfo.h>
30#include <asm/setup.h>
31#include <asm/system.h>
32#include <asm/pgtable.h>
33#include <asm/amigahw.h>
34#include <asm/amigaints.h>
35#include <asm/irq.h>
36#include <asm/rtc.h>
37#include <asm/keyboard.h>
38#include <asm/machdep.h>
39#include <asm/io.h>
40
41unsigned long amiga_model;
42unsigned long amiga_eclock;
43unsigned long amiga_masterclock;
44unsigned long amiga_colorclock;
45unsigned long amiga_chipset;
46unsigned char amiga_vblank;
47unsigned char amiga_psfreq;
48struct amiga_hw_present amiga_hw_present;
49
50static char s_a500[] __initdata = "A500";
51static char s_a500p[] __initdata = "A500+";
52static char s_a600[] __initdata = "A600";
53static char s_a1000[] __initdata = "A1000";
54static char s_a1200[] __initdata = "A1200";
55static char s_a2000[] __initdata = "A2000";
56static char s_a2500[] __initdata = "A2500";
57static char s_a3000[] __initdata = "A3000";
58static char s_a3000t[] __initdata = "A3000T";
59static char s_a3000p[] __initdata = "A3000+";
60static char s_a4000[] __initdata = "A4000";
61static char s_a4000t[] __initdata = "A4000T";
62static char s_cdtv[] __initdata = "CDTV";
63static char s_cd32[] __initdata = "CD32";
64static char s_draco[] __initdata = "Draco";
65static char *amiga_models[] __initdata = {
66 s_a500, s_a500p, s_a600, s_a1000, s_a1200, s_a2000, s_a2500, s_a3000,
67 s_a3000t, s_a3000p, s_a4000, s_a4000t, s_cdtv, s_cd32, s_draco,
68};
69
70static char amiga_model_name[13] = "Amiga ";
71
72extern char m68k_debug_device[];
73
74static void amiga_sched_init(void (*handler)(int, void *, struct pt_regs *));
75
76extern int amiga_keyb_init(void);
77extern int amiga_kbdrate (struct kbd_repeat *);
78extern int amiga_kbd_translate(unsigned char keycode, unsigned char *keycodep,
79 char raw_mode);
80
81extern void amiga_init_IRQ (void);
82extern void (*amiga_default_handler[]) (int, void *, struct pt_regs *);
83extern int amiga_request_irq (unsigned int irq,
84 void (*handler)(int, void *, struct pt_regs *),
85 unsigned long flags, const char *devname,
86 void *dev_id);
87extern void amiga_free_irq (unsigned int irq, void *dev_id);
88extern void amiga_enable_irq (unsigned int);
89extern void amiga_disable_irq (unsigned int);
90static void amiga_get_model(char *model);
91static int amiga_get_hardware_list(char *buffer);
92extern int amiga_get_irq_list (char *);
93
94static unsigned long amiga_gettimeoffset (void);
95static void a3000_gettod (int *, int *, int *, int *, int *, int *);
96static void a2000_gettod (int *, int *, int *, int *, int *, int *);
97static int amiga_hwclk (int, struct rtc_time *);
98static int amiga_set_clock_mmss (unsigned long);
99static unsigned int amiga_get_ss (void);
100extern void amiga_mksound( unsigned int count, unsigned int ticks );
101#ifdef CONFIG_AMIGA_FLOPPY
102extern void amiga_floppy_setup(char *, int *);
103#endif
104static void amiga_reset (void);
105extern void amiga_init_sound(void);
106static void amiga_savekmsg_init(void);
107static void amiga_mem_console_write(struct console *co, const char *b,
108 unsigned int count);
109void amiga_serial_console_write(struct console *co, const char *s,
110 unsigned int count);
111static void amiga_debug_init(void);
112#ifdef CONFIG_HEARTBEAT
113static void amiga_heartbeat(int on);
114#endif
115
116static struct console amiga_console_driver = {
117 name: "debug",
118 flags: CON_PRINTBUFFER,
119 index: -1,
120};
121
122#ifdef CONFIG_MAGIC_SYSRQ
123static char amiga_sysrq_xlate[128] =
124 "\0001234567890-=\\\000\000"
125 "qwertyuiop[]\000123"
126 "asdfghjkl;'\000\000456"
127 "\000zxcvbnm,./\000+789"
128 " \177\t\r\r\000\177\000\000\000-\000\000\000\000\000"
129 "\000\201\202\203\204\205\206\207\210\211()/*+\000"
130 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
131 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000";
132#endif
133
134
135
136
137
138
139static struct {
140 struct resource _ciab, _ciaa, _custom, _kickstart;
141} mb_resources = {
142 _ciab: { "CIA B", 0x00bfd000, 0x00bfdfff },
143 _ciaa: { "CIA A", 0x00bfe000, 0x00bfefff },
144 _custom: { "Custom I/O", 0x00dff000, 0x00dfffff },
145 _kickstart: { "Kickstart ROM", 0x00f80000, 0x00ffffff }
146};
147
148static struct resource rtc_resource = {
149 NULL, 0x00dc0000, 0x00dcffff
150};
151
152static struct resource ram_resource[NUM_MEMINFO];
153
154
155
156
157
158
159int amiga_parse_bootinfo(const struct bi_record *record)
160{
161 int unknown = 0;
162 const unsigned long *data = record->data;
163
164 switch (record->tag) {
165 case BI_AMIGA_MODEL:
166 amiga_model = *data;
167 break;
168
169 case BI_AMIGA_ECLOCK:
170 amiga_eclock = *data;
171 break;
172
173 case BI_AMIGA_CHIPSET:
174 amiga_chipset = *data;
175 break;
176
177 case BI_AMIGA_CHIP_SIZE:
178 amiga_chip_size = *(const int *)data;
179 break;
180
181 case BI_AMIGA_VBLANK:
182 amiga_vblank = *(const unsigned char *)data;
183 break;
184
185 case BI_AMIGA_PSFREQ:
186 amiga_psfreq = *(const unsigned char *)data;
187 break;
188
189 case BI_AMIGA_AUTOCON:
190#ifdef CONFIG_ZORRO
191 if (zorro_num_autocon < ZORRO_NUM_AUTO) {
192 const struct ConfigDev *cd = (struct ConfigDev *)data;
193 struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++];
194 dev->rom = cd->cd_Rom;
195 dev->slotaddr = cd->cd_SlotAddr;
196 dev->slotsize = cd->cd_SlotSize;
197 dev->resource.start = (unsigned long)cd->cd_BoardAddr;
198 dev->resource.end = dev->resource.start+cd->cd_BoardSize-1;
199 } else
200 printk("amiga_parse_bootinfo: too many AutoConfig devices\n");
201#endif
202 break;
203
204 case BI_AMIGA_SERPER:
205
206 break;
207
208 default:
209 unknown = 1;
210 }
211 return(unknown);
212}
213
214
215
216
217
218static void __init amiga_identify(void)
219{
220
221 if (amiga_eclock == 0)
222 amiga_eclock = 709379;
223
224 memset(&amiga_hw_present, 0, sizeof(amiga_hw_present));
225
226 printk("Amiga hardware found: ");
227 if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) {
228 printk("[%s] ", amiga_models[amiga_model-AMI_500]);
229 strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]);
230 }
231
232 switch(amiga_model) {
233 case AMI_UNKNOWN:
234 goto Generic;
235
236 case AMI_600:
237 case AMI_1200:
238 AMIGAHW_SET(A1200_IDE);
239 AMIGAHW_SET(PCMCIA);
240 case AMI_500:
241 case AMI_500PLUS:
242 case AMI_1000:
243 case AMI_2000:
244 case AMI_2500:
245 AMIGAHW_SET(A2000_CLK);
246 goto Generic;
247
248 case AMI_3000:
249 case AMI_3000T:
250 AMIGAHW_SET(AMBER_FF);
251 AMIGAHW_SET(MAGIC_REKICK);
252
253 case AMI_3000PLUS:
254 AMIGAHW_SET(A3000_SCSI);
255 AMIGAHW_SET(A3000_CLK);
256 AMIGAHW_SET(ZORRO3);
257 goto Generic;
258
259 case AMI_4000T:
260 AMIGAHW_SET(A4000_SCSI);
261
262 case AMI_4000:
263 AMIGAHW_SET(A4000_IDE);
264 AMIGAHW_SET(A3000_CLK);
265 AMIGAHW_SET(ZORRO3);
266 goto Generic;
267
268 case AMI_CDTV:
269 case AMI_CD32:
270 AMIGAHW_SET(CD_ROM);
271 AMIGAHW_SET(A2000_CLK);
272 goto Generic;
273
274 Generic:
275 AMIGAHW_SET(AMI_VIDEO);
276 AMIGAHW_SET(AMI_BLITTER);
277 AMIGAHW_SET(AMI_AUDIO);
278 AMIGAHW_SET(AMI_FLOPPY);
279 AMIGAHW_SET(AMI_KEYBOARD);
280 AMIGAHW_SET(AMI_MOUSE);
281 AMIGAHW_SET(AMI_SERIAL);
282 AMIGAHW_SET(AMI_PARALLEL);
283 AMIGAHW_SET(CHIP_RAM);
284 AMIGAHW_SET(PAULA);
285
286 switch(amiga_chipset) {
287 case CS_OCS:
288 case CS_ECS:
289 case CS_AGA:
290 switch (custom.deniseid & 0xf) {
291 case 0x0c:
292 AMIGAHW_SET(DENISE_HR);
293 break;
294 case 0x08:
295 AMIGAHW_SET(LISA);
296 break;
297 }
298 break;
299 default:
300 AMIGAHW_SET(DENISE);
301 break;
302 }
303 switch ((custom.vposr>>8) & 0x7f) {
304 case 0x00:
305 AMIGAHW_SET(AGNUS_PAL);
306 break;
307 case 0x10:
308 AMIGAHW_SET(AGNUS_NTSC);
309 break;
310 case 0x20:
311 case 0x21:
312 AMIGAHW_SET(AGNUS_HR_PAL);
313 break;
314 case 0x30:
315 case 0x31:
316 AMIGAHW_SET(AGNUS_HR_NTSC);
317 break;
318 case 0x22:
319 case 0x23:
320 AMIGAHW_SET(ALICE_PAL);
321 break;
322 case 0x32:
323 case 0x33:
324 AMIGAHW_SET(ALICE_NTSC);
325 break;
326 }
327 AMIGAHW_SET(ZORRO);
328 break;
329
330 case AMI_DRACO:
331 panic("No support for Draco yet");
332
333 default:
334 panic("Unknown Amiga Model");
335 }
336
337#define AMIGAHW_ANNOUNCE(name, str) \
338 if (AMIGAHW_PRESENT(name)) \
339 printk(str)
340
341 AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO ");
342 AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER ");
343 AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF ");
344 AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO ");
345 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY ");
346 AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI ");
347 AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI ");
348 AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE ");
349 AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE ");
350 AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM ");
351 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD ");
352 AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE ");
353 AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL ");
354 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL ");
355 AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK ");
356 AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK ");
357 AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM ");
358 AMIGAHW_ANNOUNCE(PAULA, "PAULA ");
359 AMIGAHW_ANNOUNCE(DENISE, "DENISE ");
360 AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR ");
361 AMIGAHW_ANNOUNCE(LISA, "LISA ");
362 AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL ");
363 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC ");
364 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL ");
365 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC ");
366 AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL ");
367 AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC ");
368 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK ");
369 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA ");
370 if (AMIGAHW_PRESENT(ZORRO))
371 printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : "");
372 printk("\n");
373
374#undef AMIGAHW_ANNOUNCE
375}
376
377
378
379
380
381void __init config_amiga(void)
382{
383 int i;
384
385 amiga_debug_init();
386 amiga_identify();
387
388
389 iomem_resource.name = "Memory";
390 for (i = 0; i < 4; i++)
391 request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]);
392
393 mach_sched_init = amiga_sched_init;
394#ifdef CONFIG_VT
395 mach_keyb_init = amiga_keyb_init;
396 mach_kbdrate = amiga_kbdrate;
397 mach_kbd_translate = amiga_kbd_translate;
398 kd_mksound = amiga_mksound;
399#endif
400 mach_init_IRQ = amiga_init_IRQ;
401 mach_default_handler = &amiga_default_handler;
402 mach_request_irq = amiga_request_irq;
403 mach_free_irq = amiga_free_irq;
404 enable_irq = amiga_enable_irq;
405 disable_irq = amiga_disable_irq;
406 mach_get_model = amiga_get_model;
407 mach_get_hardware_list = amiga_get_hardware_list;
408 mach_get_irq_list = amiga_get_irq_list;
409 mach_gettimeoffset = amiga_gettimeoffset;
410 if (AMIGAHW_PRESENT(A3000_CLK)){
411 mach_gettod = a3000_gettod;
412 rtc_resource.name = "A3000 RTC";
413 request_resource(&iomem_resource, &rtc_resource);
414 }
415 else{
416 mach_gettod = a2000_gettod;
417 rtc_resource.name = "A2000 RTC";
418 request_resource(&iomem_resource, &rtc_resource);
419 }
420
421 mach_max_dma_address = 0xffffffff;
422
423
424
425
426
427
428
429
430
431 mach_hwclk = amiga_hwclk;
432 mach_set_clock_mmss = amiga_set_clock_mmss;
433 mach_get_ss = amiga_get_ss;
434#ifdef CONFIG_AMIGA_FLOPPY
435 mach_floppy_setup = amiga_floppy_setup;
436#endif
437 mach_reset = amiga_reset;
438#ifdef CONFIG_DUMMY_CONSOLE
439 conswitchp = &dummy_con;
440#endif
441#ifdef CONFIG_MAGIC_SYSRQ
442 SYSRQ_KEY = 0xff;
443 mach_sysrq_key = 0x5f;
444 mach_sysrq_shift_state = 0x03;
445 mach_sysrq_shift_mask = 0xff;
446 mach_sysrq_xlate = amiga_sysrq_xlate;
447#endif
448#ifdef CONFIG_HEARTBEAT
449 mach_heartbeat = amiga_heartbeat;
450#endif
451
452
453 amiga_masterclock = 40*amiga_eclock;
454 amiga_colorclock = 5*amiga_eclock;
455
456
457 custom.dmacon = DMAF_ALL;
458
459 custom.dmacon = DMAF_SETCLR | DMAF_MASTER;
460
461
462 if (AMIGAHW_PRESENT(ZORRO3)) {
463 int i, j;
464 u32 disabled_z2mem = 0;
465 for (i = 0; i < m68k_num_memory; i++)
466 if (m68k_memory[i].addr < 16*1024*1024) {
467 if (i == 0) {
468
469 printk("Warning: kernel runs in Zorro II memory\n");
470 continue;
471 }
472 disabled_z2mem += m68k_memory[i].size;
473 m68k_num_memory--;
474 for (j = i; j < m68k_num_memory; j++)
475 m68k_memory[j] = m68k_memory[j+1];
476 i--;
477 }
478 if (disabled_z2mem)
479 printk("%dK of Zorro II memory will not be used as system memory\n",
480 disabled_z2mem>>10);
481 }
482
483
484 for (i = 0; i < m68k_num_memory; i++) {
485 ram_resource[i].name =
486 (m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" :
487 (m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" :
488 "16-bit Slow RAM";
489 ram_resource[i].start = m68k_memory[i].addr;
490 ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1;
491 request_resource(&iomem_resource, &ram_resource[i]);
492 }
493
494
495 amiga_chip_init ();
496
497
498 if (!strcmp( m68k_debug_device, "mem" )){
499 if (!AMIGAHW_PRESENT(CHIP_RAM))
500 printk("Warning: no chipram present for debugging\n");
501 else {
502 amiga_savekmsg_init();
503 amiga_console_driver.write = amiga_mem_console_write;
504 register_console(&amiga_console_driver);
505 }
506 }
507
508
509 if (AMIGAHW_PRESENT(AMI_AUDIO))
510 amiga_init_sound();
511
512
513
514
515
516 if (AMIGAHW_PRESENT(MAGIC_REKICK))
517 *(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80;
518}
519
520static unsigned short jiffy_ticks;
521
522static void __init amiga_sched_init(void (*timer_routine)(int, void *,
523 struct pt_regs *))
524{
525 static struct resource sched_res = {
526 "timer", 0x00bfd400, 0x00bfd5ff,
527 };
528 jiffy_ticks = (amiga_eclock+HZ/2)/HZ;
529
530 if (request_resource(&mb_resources._ciab, &sched_res))
531 printk("Cannot allocate ciab.ta{lo,hi}\n");
532 ciab.cra &= 0xC0;
533 ciab.talo = jiffy_ticks % 256;
534 ciab.tahi = jiffy_ticks / 256;
535
536
537
538
539
540
541 request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL);
542
543 ciab.cra |= 0x11;
544}
545
546#define TICK_SIZE 10000
547
548
549static unsigned long amiga_gettimeoffset (void)
550{
551 unsigned short hi, lo, hi2;
552 unsigned long ticks, offset = 0;
553
554
555 hi = ciab.tahi;
556 lo = ciab.talo;
557 hi2 = ciab.tahi;
558
559 if (hi != hi2) {
560 lo = ciab.talo;
561 hi = hi2;
562 }
563
564 ticks = hi << 8 | lo;
565
566 if (ticks > jiffy_ticks / 2)
567
568 if (cia_set_irq(&ciab_base, 0) & CIA_ICR_TA)
569 offset = 10000;
570
571 ticks = jiffy_ticks - ticks;
572 ticks = (10000 * ticks) / jiffy_ticks;
573
574 return ticks + offset;
575}
576
577static void a3000_gettod (int *yearp, int *monp, int *dayp,
578 int *hourp, int *minp, int *secp)
579{
580 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
581
582 *secp = tod_3000.second1 * 10 + tod_3000.second2;
583 *minp = tod_3000.minute1 * 10 + tod_3000.minute2;
584 *hourp = tod_3000.hour1 * 10 + tod_3000.hour2;
585 *dayp = tod_3000.day1 * 10 + tod_3000.day2;
586 *monp = tod_3000.month1 * 10 + tod_3000.month2;
587 *yearp = tod_3000.year1 * 10 + tod_3000.year2;
588
589 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
590}
591
592static void a2000_gettod (int *yearp, int *monp, int *dayp,
593 int *hourp, int *minp, int *secp)
594{
595 int cnt = 5;
596
597 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
598
599 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--)
600 {
601 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
602 udelay(70);
603 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
604 }
605
606 if (!cnt)
607 printk(KERN_INFO "gettod: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
608
609 *secp = tod_2000.second1 * 10 + tod_2000.second2;
610 *minp = tod_2000.minute1 * 10 + tod_2000.minute2;
611 *hourp = (tod_2000.hour1 & 3) * 10 + tod_2000.hour2;
612 *dayp = tod_2000.day1 * 10 + tod_2000.day2;
613 *monp = tod_2000.month1 * 10 + tod_2000.month2;
614 *yearp = tod_2000.year1 * 10 + tod_2000.year2;
615
616 if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)){
617 if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && *hourp == 12)
618 *hourp = 0;
619 else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && *hourp != 12)
620 *hourp += 12;
621 }
622
623 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
624}
625
626static int amiga_hwclk(int op, struct rtc_time *t)
627{
628 if (AMIGAHW_PRESENT(A3000_CLK)) {
629 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
630
631 if (!op) {
632 t->tm_sec = tod_3000.second1 * 10 + tod_3000.second2;
633 t->tm_min = tod_3000.minute1 * 10 + tod_3000.minute2;
634 t->tm_hour = tod_3000.hour1 * 10 + tod_3000.hour2;
635 t->tm_mday = tod_3000.day1 * 10 + tod_3000.day2;
636 t->tm_wday = tod_3000.weekday;
637 t->tm_mon = tod_3000.month1 * 10 + tod_3000.month2 - 1;
638 t->tm_year = tod_3000.year1 * 10 + tod_3000.year2;
639 if (t->tm_year <= 69)
640 t->tm_year += 100;
641 } else {
642 tod_3000.second1 = t->tm_sec / 10;
643 tod_3000.second2 = t->tm_sec % 10;
644 tod_3000.minute1 = t->tm_min / 10;
645 tod_3000.minute2 = t->tm_min % 10;
646 tod_3000.hour1 = t->tm_hour / 10;
647 tod_3000.hour2 = t->tm_hour % 10;
648 tod_3000.day1 = t->tm_mday / 10;
649 tod_3000.day2 = t->tm_mday % 10;
650 if (t->tm_wday != -1)
651 tod_3000.weekday = t->tm_wday;
652 tod_3000.month1 = (t->tm_mon + 1) / 10;
653 tod_3000.month2 = (t->tm_mon + 1) % 10;
654 if (t->tm_year >= 100)
655 t->tm_year -= 100;
656 tod_3000.year1 = t->tm_year / 10;
657 tod_3000.year2 = t->tm_year % 10;
658 }
659
660 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
661 } else {
662 int cnt = 5;
663
664 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
665
666 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--)
667 {
668 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
669 udelay(70);
670 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
671 }
672
673 if (!cnt)
674 printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
675
676 if (!op) {
677 t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2;
678 t->tm_min = tod_2000.minute1 * 10 + tod_2000.minute2;
679 t->tm_hour = (tod_2000.hour1 & 3) * 10 + tod_2000.hour2;
680 t->tm_mday = tod_2000.day1 * 10 + tod_2000.day2;
681 t->tm_wday = tod_2000.weekday;
682 t->tm_mon = tod_2000.month1 * 10 + tod_2000.month2 - 1;
683 t->tm_year = tod_2000.year1 * 10 + tod_2000.year2;
684 if (t->tm_year <= 69)
685 t->tm_year += 100;
686
687 if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)){
688 if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12)
689 t->tm_hour = 0;
690 else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12)
691 t->tm_hour += 12;
692 }
693 } else {
694 tod_2000.second1 = t->tm_sec / 10;
695 tod_2000.second2 = t->tm_sec % 10;
696 tod_2000.minute1 = t->tm_min / 10;
697 tod_2000.minute2 = t->tm_min % 10;
698 if (tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)
699 tod_2000.hour1 = t->tm_hour / 10;
700 else if (t->tm_hour >= 12)
701 tod_2000.hour1 = TOD2000_HOUR1_PM +
702 (t->tm_hour - 12) / 10;
703 else
704 tod_2000.hour1 = t->tm_hour / 10;
705 tod_2000.hour2 = t->tm_hour % 10;
706 tod_2000.day1 = t->tm_mday / 10;
707 tod_2000.day2 = t->tm_mday % 10;
708 if (t->tm_wday != -1)
709 tod_2000.weekday = t->tm_wday;
710 tod_2000.month1 = (t->tm_mon + 1) / 10;
711 tod_2000.month2 = (t->tm_mon + 1) % 10;
712 if (t->tm_year >= 100)
713 t->tm_year -= 100;
714 tod_2000.year1 = t->tm_year / 10;
715 tod_2000.year2 = t->tm_year % 10;
716 }
717
718 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
719 }
720
721 return 0;
722}
723
724static int amiga_set_clock_mmss (unsigned long nowtime)
725{
726 short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
727
728 if (AMIGAHW_PRESENT(A3000_CLK)) {
729 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
730
731 tod_3000.second1 = real_seconds / 10;
732 tod_3000.second2 = real_seconds % 10;
733 tod_3000.minute1 = real_minutes / 10;
734 tod_3000.minute2 = real_minutes % 10;
735
736 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
737 } else {
738 int cnt = 5;
739
740 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
741
742 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--)
743 {
744 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
745 udelay(70);
746 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
747 }
748
749 if (!cnt)
750 printk(KERN_INFO "set_clock_mmss: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
751
752 tod_2000.second1 = real_seconds / 10;
753 tod_2000.second2 = real_seconds % 10;
754 tod_2000.minute1 = real_minutes / 10;
755 tod_2000.minute2 = real_minutes % 10;
756
757 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
758 }
759
760 return 0;
761}
762
763static unsigned int amiga_get_ss( void )
764{
765 unsigned int s;
766
767 if (AMIGAHW_PRESENT(A3000_CLK)) {
768 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
769 s = tod_3000.second1 * 10 + tod_3000.second2;
770 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
771 } else {
772 s = tod_2000.second1 * 10 + tod_2000.second2;
773 }
774 return s;
775}
776
777static NORET_TYPE void amiga_reset( void )
778 ATTRIB_NORET;
779
780static void amiga_reset (void)
781{
782 unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040);
783 unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label);
784
785 cli();
786 if (CPU_IS_040_OR_060)
787
788
789
790 __asm__ __volatile__
791 ("movel %0,%/d0\n\t"
792 "andl #0xff000000,%/d0\n\t"
793 "orw #0xe020,%/d0\n\t"
794 ".chip 68040\n\t"
795 "movec %%d0,%%itt0\n\t"
796 "movec %%d0,%%dtt0\n\t"
797 ".chip 68k\n\t"
798 "jmp %0@\n\t"
799 :
800 : "a" (jmp_addr040));
801 else
802
803
804
805 __asm__ __volatile__
806 ("pmove %/tc,%@\n\t"
807 "bclr #7,%@\n\t"
808 "pmove %@,%/tc\n\t"
809 "jmp %0@\n\t"
810 :
811 : "a" (jmp_addr));
812 jmp_addr_label040:
813
814 __asm__ __volatile__
815 ("moveq #0,%/d0\n\t"
816 ".chip 68040\n\t"
817 "movec %%d0,%%tc\n\t"
818 ".chip 68k\n\t"
819 :
820 :
821 : "d0");
822
823 jmp_addr_label:
824
825
826
827 __asm__ __volatile__
828 ("movew #0x2700,%/sr\n\t"
829 "leal 0x01000000,%/a0\n\t"
830 "subl %/a0@(-0x14),%/a0\n\t"
831 "movel %/a0@(4),%/a0\n\t"
832 "subql #2,%/a0\n\t"
833 "bra 1f\n\t"
834
835 __ALIGN_STR "\n"
836 "1:\n\t"
837 "reset\n\t"
838 "jmp %/a0@" : );
839
840 for (;;);
841
842}
843
844
845
846
847
848
849#define SAVEKMSG_MAXMEM 128*1024
850
851#define SAVEKMSG_MAGIC1 0x53415645
852#define SAVEKMSG_MAGIC2 0x4B4D5347
853
854struct savekmsg {
855 unsigned long magic1;
856 unsigned long magic2;
857 unsigned long magicptr;
858 unsigned long size;
859 char data[0];
860};
861
862static struct savekmsg *savekmsg = NULL;
863
864static void amiga_mem_console_write(struct console *co, const char *s,
865 unsigned int count)
866{
867 if (savekmsg->size+count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) {
868 memcpy(savekmsg->data+savekmsg->size, s, count);
869 savekmsg->size += count;
870 }
871}
872
873static void amiga_savekmsg_init(void)
874{
875 static struct resource debug_res = { "Debug" };
876
877 savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res);
878 savekmsg->magic1 = SAVEKMSG_MAGIC1;
879 savekmsg->magic2 = SAVEKMSG_MAGIC2;
880 savekmsg->magicptr = ZTWO_PADDR(savekmsg);
881 savekmsg->size = 0;
882}
883
884static void amiga_serial_putc(char c)
885{
886 custom.serdat = (unsigned char)c | 0x100;
887 while (!(custom.serdatr & 0x2000))
888 ;
889}
890
891void amiga_serial_console_write(struct console *co, const char *s,
892 unsigned int count)
893{
894 while (count--) {
895 if (*s == '\n')
896 amiga_serial_putc('\r');
897 amiga_serial_putc(*s++);
898 }
899}
900
901#ifdef CONFIG_SERIAL_CONSOLE
902void amiga_serial_puts(const char *s)
903{
904 amiga_serial_console_write(NULL, s, strlen(s));
905}
906
907int amiga_serial_console_wait_key(struct console *co)
908{
909 int ch;
910
911 while (!(custom.intreqr & IF_RBF))
912 barrier();
913 ch = custom.serdatr & 0xff;
914
915 custom.intreq = IF_RBF;
916 return ch;
917}
918
919void amiga_serial_gets(struct console *co, char *s, int len)
920{
921 int ch, cnt = 0;
922
923 while (1) {
924 ch = amiga_serial_console_wait_key(co);
925
926
927 if (ch == 8 || ch == 127) {
928 if (cnt == 0) {
929 amiga_serial_putc('\007');
930 continue;
931 }
932 cnt--;
933 amiga_serial_puts("\010 \010");
934 continue;
935 }
936
937
938 if (ch == 10 || ch == 13)
939 break;
940
941
942 if (cnt >= len + 1) {
943 amiga_serial_putc(7);
944 cnt--;
945 continue;
946 }
947
948
949 s[cnt++] = ch;
950 amiga_serial_putc(ch);
951 }
952
953 amiga_serial_puts("\r\n");
954 s[cnt] = 0;
955}
956#endif
957
958static void __init amiga_debug_init(void)
959{
960 if (!strcmp( m68k_debug_device, "ser" )) {
961
962 amiga_console_driver.write = amiga_serial_console_write;
963 register_console(&amiga_console_driver);
964 }
965}
966
967#ifdef CONFIG_HEARTBEAT
968static void amiga_heartbeat(int on)
969{
970 if (on)
971 ciaa.pra &= ~2;
972 else
973 ciaa.pra |= 2;
974}
975#endif
976
977
978
979
980
981static void amiga_get_model(char *model)
982{
983 strcpy(model, amiga_model_name);
984}
985
986
987static int amiga_get_hardware_list(char *buffer)
988{
989 int len = 0;
990
991 if (AMIGAHW_PRESENT(CHIP_RAM))
992 len += sprintf(buffer+len, "Chip RAM:\t%ldK\n", amiga_chip_size>>10);
993 len += sprintf(buffer+len, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n",
994 amiga_psfreq, amiga_eclock);
995 if (AMIGAHW_PRESENT(AMI_VIDEO)) {
996 char *type;
997 switch(amiga_chipset) {
998 case CS_OCS:
999 type = "OCS";
1000 break;
1001 case CS_ECS:
1002 type = "ECS";
1003 break;
1004 case CS_AGA:
1005 type = "AGA";
1006 break;
1007 default:
1008 type = "Old or Unknown";
1009 break;
1010 }
1011 len += sprintf(buffer+len, "Graphics:\t%s\n", type);
1012 }
1013
1014#define AMIGAHW_ANNOUNCE(name, str) \
1015 if (AMIGAHW_PRESENT(name)) \
1016 len += sprintf (buffer+len, "\t%s\n", str)
1017
1018 len += sprintf (buffer + len, "Detected hardware:\n");
1019
1020 AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video");
1021 AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter");
1022 AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer");
1023 AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio");
1024 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller");
1025 AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)");
1026 AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)");
1027 AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)");
1028 AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)");
1029 AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive");
1030 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard");
1031 AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port");
1032 AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port");
1033 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port");
1034 AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)");
1035 AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)");
1036 AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM");
1037 AMIGAHW_ANNOUNCE(PAULA, "Paula 8364");
1038 AMIGAHW_ANNOUNCE(DENISE, "Denise 8362");
1039 AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373");
1040 AMIGAHW_ANNOUNCE(LISA, "Lisa 8375");
1041 AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371");
1042 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370");
1043 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372");
1044 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372");
1045 AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374");
1046 AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374");
1047 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick");
1048 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot");
1049#ifdef CONFIG_ZORRO
1050 if (AMIGAHW_PRESENT(ZORRO))
1051 len += sprintf(buffer+len, "\tZorro II%s AutoConfig: %d Expansion "
1052 "Device%s\n",
1053 AMIGAHW_PRESENT(ZORRO3) ? "I" : "",
1054 zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
1055#endif
1056
1057#undef AMIGAHW_ANNOUNCE
1058
1059 return(len);
1060}
1061
