2 * linux/arch/m68k/amiga/config.c
4 * Copyright (C) 1993 Hamish Macdonald
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file COPYING in the main directory of this archive
12 * Miscellaneous Amiga stuff
15 #include <linux/types.h>
16 #include <linux/kernel.h>
18 #include <linux/tty.h>
19 #include <linux/console.h>
20 #include <linux/rtc.h>
21 #include <linux/init.h>
22 #include <linux/vt_kern.h>
23 #include <linux/delay.h>
24 #include <linux/interrupt.h>
25 #include <linux/zorro.h>
26 #include <linux/module.h>
27 #include <linux/keyboard.h>
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>
37 #include <asm/machdep.h>
40 static unsigned long amiga_model;
42 unsigned long amiga_eclock;
43 EXPORT_SYMBOL(amiga_eclock);
45 unsigned long amiga_colorclock;
46 EXPORT_SYMBOL(amiga_colorclock);
48 unsigned long amiga_chipset;
49 EXPORT_SYMBOL(amiga_chipset);
51 unsigned char amiga_vblank;
52 EXPORT_SYMBOL(amiga_vblank);
54 static unsigned char amiga_psfreq;
56 struct amiga_hw_present amiga_hw_present;
57 EXPORT_SYMBOL(amiga_hw_present);
59 static char s_a500[] __initdata = "A500";
60 static char s_a500p[] __initdata = "A500+";
61 static char s_a600[] __initdata = "A600";
62 static char s_a1000[] __initdata = "A1000";
63 static char s_a1200[] __initdata = "A1200";
64 static char s_a2000[] __initdata = "A2000";
65 static char s_a2500[] __initdata = "A2500";
66 static char s_a3000[] __initdata = "A3000";
67 static char s_a3000t[] __initdata = "A3000T";
68 static char s_a3000p[] __initdata = "A3000+";
69 static char s_a4000[] __initdata = "A4000";
70 static char s_a4000t[] __initdata = "A4000T";
71 static char s_cdtv[] __initdata = "CDTV";
72 static char s_cd32[] __initdata = "CD32";
73 static char s_draco[] __initdata = "Draco";
74 static char *amiga_models[] __initdata = {
75 [AMI_500-AMI_500] = s_a500,
76 [AMI_500PLUS-AMI_500] = s_a500p,
77 [AMI_600-AMI_500] = s_a600,
78 [AMI_1000-AMI_500] = s_a1000,
79 [AMI_1200-AMI_500] = s_a1200,
80 [AMI_2000-AMI_500] = s_a2000,
81 [AMI_2500-AMI_500] = s_a2500,
82 [AMI_3000-AMI_500] = s_a3000,
83 [AMI_3000T-AMI_500] = s_a3000t,
84 [AMI_3000PLUS-AMI_500] = s_a3000p,
85 [AMI_4000-AMI_500] = s_a4000,
86 [AMI_4000T-AMI_500] = s_a4000t,
87 [AMI_CDTV-AMI_500] = s_cdtv,
88 [AMI_CD32-AMI_500] = s_cd32,
89 [AMI_DRACO-AMI_500] = s_draco,
92 static char amiga_model_name[13] = "Amiga ";
94 static void amiga_sched_init(irq_handler_t handler);
95 static void amiga_get_model(char *model);
96 static int amiga_get_hardware_list(char *buffer);
97 /* amiga specific timer functions */
98 static unsigned long amiga_gettimeoffset(void);
99 static int a3000_hwclk(int, struct rtc_time *);
100 static int a2000_hwclk(int, struct rtc_time *);
101 static int amiga_set_clock_mmss(unsigned long);
102 static unsigned int amiga_get_ss(void);
103 extern void amiga_mksound(unsigned int count, unsigned int ticks);
104 static void amiga_reset(void);
105 extern void amiga_init_sound(void);
106 static void amiga_mem_console_write(struct console *co, const char *b,
108 #ifdef CONFIG_HEARTBEAT
109 static void amiga_heartbeat(int on);
112 static struct console amiga_console_driver = {
114 .flags = CON_PRINTBUFFER,
120 * Motherboard Resources present in all Amiga models
124 struct resource _ciab, _ciaa, _custom, _kickstart;
127 .name = "CIA B", .start = 0x00bfd000, .end = 0x00bfdfff
130 .name = "CIA A", .start = 0x00bfe000, .end = 0x00bfefff
133 .name = "Custom I/O", .start = 0x00dff000, .end = 0x00dfffff
136 .name = "Kickstart ROM", .start = 0x00f80000, .end = 0x00ffffff
140 static struct resource rtc_resource = {
141 .start = 0x00dc0000, .end = 0x00dcffff
144 static struct resource ram_resource[NUM_MEMINFO];
148 * Parse an Amiga-specific record in the bootinfo
151 int amiga_parse_bootinfo(const struct bi_record *record)
154 const unsigned long *data = record->data;
156 switch (record->tag) {
161 case BI_AMIGA_ECLOCK:
162 amiga_eclock = *data;
165 case BI_AMIGA_CHIPSET:
166 amiga_chipset = *data;
169 case BI_AMIGA_CHIP_SIZE:
170 amiga_chip_size = *(const int *)data;
173 case BI_AMIGA_VBLANK:
174 amiga_vblank = *(const unsigned char *)data;
177 case BI_AMIGA_PSFREQ:
178 amiga_psfreq = *(const unsigned char *)data;
181 case BI_AMIGA_AUTOCON:
183 if (zorro_num_autocon < ZORRO_NUM_AUTO) {
184 const struct ConfigDev *cd = (struct ConfigDev *)data;
185 struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++];
186 dev->rom = cd->cd_Rom;
187 dev->slotaddr = cd->cd_SlotAddr;
188 dev->slotsize = cd->cd_SlotSize;
189 dev->resource.start = (unsigned long)cd->cd_BoardAddr;
190 dev->resource.end = dev->resource.start + cd->cd_BoardSize - 1;
192 printk("amiga_parse_bootinfo: too many AutoConfig devices\n");
193 #endif /* CONFIG_ZORRO */
196 case BI_AMIGA_SERPER:
197 /* serial port period: ignored here */
207 * Identify builtin hardware
210 static void __init amiga_identify(void)
212 /* Fill in some default values, if necessary */
213 if (amiga_eclock == 0)
214 amiga_eclock = 709379;
216 memset(&amiga_hw_present, 0, sizeof(amiga_hw_present));
218 printk("Amiga hardware found: ");
219 if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) {
220 printk("[%s] ", amiga_models[amiga_model-AMI_500]);
221 strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]);
224 switch (amiga_model) {
230 AMIGAHW_SET(A1200_IDE);
237 AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */
242 AMIGAHW_SET(AMBER_FF);
243 AMIGAHW_SET(MAGIC_REKICK);
246 AMIGAHW_SET(A3000_SCSI);
247 AMIGAHW_SET(A3000_CLK);
252 AMIGAHW_SET(A4000_SCSI);
255 AMIGAHW_SET(A4000_IDE);
256 AMIGAHW_SET(A3000_CLK);
263 AMIGAHW_SET(A2000_CLK); /* Is this correct? */
267 AMIGAHW_SET(AMI_VIDEO);
268 AMIGAHW_SET(AMI_BLITTER);
269 AMIGAHW_SET(AMI_AUDIO);
270 AMIGAHW_SET(AMI_FLOPPY);
271 AMIGAHW_SET(AMI_KEYBOARD);
272 AMIGAHW_SET(AMI_MOUSE);
273 AMIGAHW_SET(AMI_SERIAL);
274 AMIGAHW_SET(AMI_PARALLEL);
275 AMIGAHW_SET(CHIP_RAM);
278 switch (amiga_chipset) {
282 switch (amiga_custom.deniseid & 0xf) {
284 AMIGAHW_SET(DENISE_HR);
295 switch ((amiga_custom.vposr>>8) & 0x7f) {
297 AMIGAHW_SET(AGNUS_PAL);
300 AMIGAHW_SET(AGNUS_NTSC);
304 AMIGAHW_SET(AGNUS_HR_PAL);
308 AMIGAHW_SET(AGNUS_HR_NTSC);
312 AMIGAHW_SET(ALICE_PAL);
316 AMIGAHW_SET(ALICE_NTSC);
323 panic("No support for Draco yet");
326 panic("Unknown Amiga Model");
329 #define AMIGAHW_ANNOUNCE(name, str) \
330 if (AMIGAHW_PRESENT(name)) \
333 AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO ");
334 AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER ");
335 AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF ");
336 AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO ");
337 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY ");
338 AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI ");
339 AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI ");
340 AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE ");
341 AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE ");
342 AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM ");
343 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD ");
344 AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE ");
345 AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL ");
346 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL ");
347 AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK ");
348 AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK ");
349 AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM ");
350 AMIGAHW_ANNOUNCE(PAULA, "PAULA ");
351 AMIGAHW_ANNOUNCE(DENISE, "DENISE ");
352 AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR ");
353 AMIGAHW_ANNOUNCE(LISA, "LISA ");
354 AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL ");
355 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC ");
356 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL ");
357 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC ");
358 AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL ");
359 AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC ");
360 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK ");
361 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA ");
362 if (AMIGAHW_PRESENT(ZORRO))
363 printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : "");
366 #undef AMIGAHW_ANNOUNCE
370 * Setup the Amiga configuration info
373 void __init config_amiga(void)
379 /* Yuk, we don't have PCI memory */
380 iomem_resource.name = "Memory";
381 for (i = 0; i < 4; i++)
382 request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]);
384 mach_sched_init = amiga_sched_init;
385 mach_init_IRQ = amiga_init_IRQ;
386 mach_get_model = amiga_get_model;
387 mach_get_hardware_list = amiga_get_hardware_list;
388 mach_gettimeoffset = amiga_gettimeoffset;
389 if (AMIGAHW_PRESENT(A3000_CLK)) {
390 mach_hwclk = a3000_hwclk;
391 rtc_resource.name = "A3000 RTC";
392 request_resource(&iomem_resource, &rtc_resource);
393 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
394 mach_hwclk = a2000_hwclk;
395 rtc_resource.name = "A2000 RTC";
396 request_resource(&iomem_resource, &rtc_resource);
400 * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
401 * code will not be able to allocate any mem for transfers, unless we are
402 * dealing with a Z2 mem only system. /Jes
404 mach_max_dma_address = 0xffffffff;
406 mach_set_clock_mmss = amiga_set_clock_mmss;
407 mach_get_ss = amiga_get_ss;
408 mach_reset = amiga_reset;
409 #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
410 mach_beep = amiga_mksound;
413 #ifdef CONFIG_HEARTBEAT
414 mach_heartbeat = amiga_heartbeat;
417 /* Fill in the clock value (based on the 700 kHz E-Clock) */
418 amiga_colorclock = 5*amiga_eclock; /* 3.5 MHz */
420 /* clear all DMA bits */
421 amiga_custom.dmacon = DMAF_ALL;
422 /* ensure that the DMA master bit is set */
423 amiga_custom.dmacon = DMAF_SETCLR | DMAF_MASTER;
425 /* don't use Z2 RAM as system memory on Z3 capable machines */
426 if (AMIGAHW_PRESENT(ZORRO3)) {
428 u32 disabled_z2mem = 0;
430 for (i = 0; i < m68k_num_memory; i++) {
431 if (m68k_memory[i].addr < 16*1024*1024) {
433 /* don't cut off the branch we're sitting on */
434 printk("Warning: kernel runs in Zorro II memory\n");
437 disabled_z2mem += m68k_memory[i].size;
439 for (j = i; j < m68k_num_memory; j++)
440 m68k_memory[j] = m68k_memory[j+1];
445 printk("%dK of Zorro II memory will not be used as system memory\n",
449 /* request all RAM */
450 for (i = 0; i < m68k_num_memory; i++) {
451 ram_resource[i].name =
452 (m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" :
453 (m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" :
455 ram_resource[i].start = m68k_memory[i].addr;
456 ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1;
457 request_resource(&iomem_resource, &ram_resource[i]);
460 /* initialize chipram allocator */
463 /* our beloved beeper */
464 if (AMIGAHW_PRESENT(AMI_AUDIO))
468 * if it is an A3000, set the magic bit that forces
471 if (AMIGAHW_PRESENT(MAGIC_REKICK))
472 *(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80;
475 static unsigned short jiffy_ticks;
477 static void __init amiga_sched_init(irq_handler_t timer_routine)
479 static struct resource sched_res = {
480 .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
482 jiffy_ticks = (amiga_eclock+HZ/2)/HZ;
484 if (request_resource(&mb_resources._ciab, &sched_res))
485 printk("Cannot allocate ciab.ta{lo,hi}\n");
486 ciab.cra &= 0xC0; /* turn off timer A, continuous mode, from Eclk */
487 ciab.talo = jiffy_ticks % 256;
488 ciab.tahi = jiffy_ticks / 256;
490 /* install interrupt service routine for CIAB Timer A
492 * Please don't change this to use ciaa, as it interferes with the
493 * SCSI code. We'll have to take a look at this later
495 request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL);
500 #define TICK_SIZE 10000
502 /* This is always executed with interrupts disabled. */
503 static unsigned long amiga_gettimeoffset(void)
505 unsigned short hi, lo, hi2;
506 unsigned long ticks, offset = 0;
508 /* read CIA B timer A current value */
518 ticks = hi << 8 | lo;
520 if (ticks > jiffy_ticks / 2)
521 /* check for pending interrupt */
522 if (cia_set_irq(&ciab_base, 0) & CIA_ICR_TA)
525 ticks = jiffy_ticks - ticks;
526 ticks = (10000 * ticks) / jiffy_ticks;
528 return ticks + offset;
531 static int a3000_hwclk(int op, struct rtc_time *t)
533 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
535 if (!op) { /* read */
536 t->tm_sec = tod_3000.second1 * 10 + tod_3000.second2;
537 t->tm_min = tod_3000.minute1 * 10 + tod_3000.minute2;
538 t->tm_hour = tod_3000.hour1 * 10 + tod_3000.hour2;
539 t->tm_mday = tod_3000.day1 * 10 + tod_3000.day2;
540 t->tm_wday = tod_3000.weekday;
541 t->tm_mon = tod_3000.month1 * 10 + tod_3000.month2 - 1;
542 t->tm_year = tod_3000.year1 * 10 + tod_3000.year2;
543 if (t->tm_year <= 69)
546 tod_3000.second1 = t->tm_sec / 10;
547 tod_3000.second2 = t->tm_sec % 10;
548 tod_3000.minute1 = t->tm_min / 10;
549 tod_3000.minute2 = t->tm_min % 10;
550 tod_3000.hour1 = t->tm_hour / 10;
551 tod_3000.hour2 = t->tm_hour % 10;
552 tod_3000.day1 = t->tm_mday / 10;
553 tod_3000.day2 = t->tm_mday % 10;
554 if (t->tm_wday != -1)
555 tod_3000.weekday = t->tm_wday;
556 tod_3000.month1 = (t->tm_mon + 1) / 10;
557 tod_3000.month2 = (t->tm_mon + 1) % 10;
558 if (t->tm_year >= 100)
560 tod_3000.year1 = t->tm_year / 10;
561 tod_3000.year2 = t->tm_year % 10;
564 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
569 static int a2000_hwclk(int op, struct rtc_time *t)
573 tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD;
575 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) {
576 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
578 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
582 printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n",
585 if (!op) { /* read */
586 t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2;
587 t->tm_min = tod_2000.minute1 * 10 + tod_2000.minute2;
588 t->tm_hour = (tod_2000.hour1 & 3) * 10 + tod_2000.hour2;
589 t->tm_mday = tod_2000.day1 * 10 + tod_2000.day2;
590 t->tm_wday = tod_2000.weekday;
591 t->tm_mon = tod_2000.month1 * 10 + tod_2000.month2 - 1;
592 t->tm_year = tod_2000.year1 * 10 + tod_2000.year2;
593 if (t->tm_year <= 69)
596 if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)) {
597 if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12)
599 else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12)
603 tod_2000.second1 = t->tm_sec / 10;
604 tod_2000.second2 = t->tm_sec % 10;
605 tod_2000.minute1 = t->tm_min / 10;
606 tod_2000.minute2 = t->tm_min % 10;
607 if (tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)
608 tod_2000.hour1 = t->tm_hour / 10;
609 else if (t->tm_hour >= 12)
610 tod_2000.hour1 = TOD2000_HOUR1_PM +
611 (t->tm_hour - 12) / 10;
613 tod_2000.hour1 = t->tm_hour / 10;
614 tod_2000.hour2 = t->tm_hour % 10;
615 tod_2000.day1 = t->tm_mday / 10;
616 tod_2000.day2 = t->tm_mday % 10;
617 if (t->tm_wday != -1)
618 tod_2000.weekday = t->tm_wday;
619 tod_2000.month1 = (t->tm_mon + 1) / 10;
620 tod_2000.month2 = (t->tm_mon + 1) % 10;
621 if (t->tm_year >= 100)
623 tod_2000.year1 = t->tm_year / 10;
624 tod_2000.year2 = t->tm_year % 10;
627 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
632 static int amiga_set_clock_mmss(unsigned long nowtime)
634 short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
636 if (AMIGAHW_PRESENT(A3000_CLK)) {
637 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
639 tod_3000.second1 = real_seconds / 10;
640 tod_3000.second2 = real_seconds % 10;
641 tod_3000.minute1 = real_minutes / 10;
642 tod_3000.minute2 = real_minutes % 10;
644 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
645 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
648 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
650 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) {
651 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
653 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
657 printk(KERN_INFO "set_clock_mmss: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
659 tod_2000.second1 = real_seconds / 10;
660 tod_2000.second2 = real_seconds % 10;
661 tod_2000.minute1 = real_minutes / 10;
662 tod_2000.minute2 = real_minutes % 10;
664 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
670 static unsigned int amiga_get_ss(void)
674 if (AMIGAHW_PRESENT(A3000_CLK)) {
675 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
676 s = tod_3000.second1 * 10 + tod_3000.second2;
677 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
678 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
679 s = tod_2000.second1 * 10 + tod_2000.second2;
684 static NORET_TYPE void amiga_reset(void)
687 static void amiga_reset(void)
689 unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040);
690 unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label);
693 if (CPU_IS_040_OR_060)
694 /* Setup transparent translation registers for mapping
695 * of 16 MB kernel segment before disabling translation
699 " and.l #0xff000000,%%d0\n"
700 " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */
702 " movec %%d0,%%itt0\n"
703 " movec %%d0,%%dtt0\n"
710 /* for 680[23]0, just disable translation and jump to the physical
711 * address of the label
721 /* disable translation on '040 now */
725 " movec %%d0,%%tc\n" /* disable MMU */
732 /* pickup reset address from AmigaOS ROM, reset devices and jump
736 " move.w #0x2700,%sr\n"
737 " lea 0x01000000,%a0\n"
738 " sub.l %a0@(-0x14),%a0\n"
739 " move.l %a0@(4),%a0\n"
742 /* align on a longword boundary */
757 #define SAVEKMSG_MAXMEM 128*1024
759 #define SAVEKMSG_MAGIC1 0x53415645 /* 'SAVE' */
760 #define SAVEKMSG_MAGIC2 0x4B4D5347 /* 'KMSG' */
763 unsigned long magic1; /* SAVEKMSG_MAGIC1 */
764 unsigned long magic2; /* SAVEKMSG_MAGIC2 */
765 unsigned long magicptr; /* address of magic1 */
770 static struct savekmsg *savekmsg;
772 static void amiga_mem_console_write(struct console *co, const char *s,
775 if (savekmsg->size + count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) {
776 memcpy(savekmsg->data + savekmsg->size, s, count);
777 savekmsg->size += count;
781 static int __init amiga_savekmsg_setup(char *arg)
783 static struct resource debug_res = { .name = "Debug" };
785 if (!MACH_IS_AMIGA || strcmp(arg, "mem"))
788 if (!AMIGAHW_PRESENT(CHIP_RAM)) {
789 printk("Warning: no chipram present for debugging\n");
793 savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res);
794 savekmsg->magic1 = SAVEKMSG_MAGIC1;
795 savekmsg->magic2 = SAVEKMSG_MAGIC2;
796 savekmsg->magicptr = ZTWO_PADDR(savekmsg);
799 amiga_console_driver.write = amiga_mem_console_write;
800 register_console(&amiga_console_driver);
806 early_param("debug", amiga_savekmsg_setup);
808 static void amiga_serial_putc(char c)
810 amiga_custom.serdat = (unsigned char)c | 0x100;
811 while (!(amiga_custom.serdatr & 0x2000))
815 static void amiga_serial_console_write(struct console *co, const char *s,
820 amiga_serial_putc('\r');
821 amiga_serial_putc(*s++);
826 void amiga_serial_puts(const char *s)
828 amiga_serial_console_write(NULL, s, strlen(s));
831 int amiga_serial_console_wait_key(struct console *co)
835 while (!(amiga_custom.intreqr & IF_RBF))
837 ch = amiga_custom.serdatr & 0xff;
838 /* clear the interrupt, so that another character can be read */
839 amiga_custom.intreq = IF_RBF;
843 void amiga_serial_gets(struct console *co, char *s, int len)
848 ch = amiga_serial_console_wait_key(co);
850 /* Check for backspace. */
851 if (ch == 8 || ch == 127) {
853 amiga_serial_putc('\007');
857 amiga_serial_puts("\010 \010");
861 /* Check for enter. */
862 if (ch == 10 || ch == 13)
865 /* See if line is too long. */
866 if (cnt >= len + 1) {
867 amiga_serial_putc(7);
872 /* Store and echo character. */
874 amiga_serial_putc(ch);
877 amiga_serial_puts("\r\n");
882 static int __init amiga_debug_setup(char *arg)
884 if (MACH_IS_AMIGA && !strcmp(arg, "ser")) {
885 /* no initialization required (?) */
886 amiga_console_driver.write = amiga_serial_console_write;
887 register_console(&amiga_console_driver);
892 early_param("debug", amiga_debug_setup);
894 #ifdef CONFIG_HEARTBEAT
895 static void amiga_heartbeat(int on)
905 * Amiga specific parts of /proc
908 static void amiga_get_model(char *model)
910 strcpy(model, amiga_model_name);
914 static int amiga_get_hardware_list(char *buffer)
918 if (AMIGAHW_PRESENT(CHIP_RAM))
919 len += sprintf(buffer+len, "Chip RAM:\t%ldK\n", amiga_chip_size>>10);
920 len += sprintf(buffer+len, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n",
921 amiga_psfreq, amiga_eclock);
922 if (AMIGAHW_PRESENT(AMI_VIDEO)) {
924 switch (amiga_chipset) {
935 type = "Old or Unknown";
938 len += sprintf(buffer+len, "Graphics:\t%s\n", type);
941 #define AMIGAHW_ANNOUNCE(name, str) \
942 if (AMIGAHW_PRESENT(name)) \
943 len += sprintf (buffer+len, "\t%s\n", str)
945 len += sprintf (buffer + len, "Detected hardware:\n");
947 AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video");
948 AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter");
949 AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer");
950 AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio");
951 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller");
952 AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)");
953 AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)");
954 AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)");
955 AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)");
956 AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive");
957 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard");
958 AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port");
959 AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port");
960 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port");
961 AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)");
962 AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)");
963 AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM");
964 AMIGAHW_ANNOUNCE(PAULA, "Paula 8364");
965 AMIGAHW_ANNOUNCE(DENISE, "Denise 8362");
966 AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373");
967 AMIGAHW_ANNOUNCE(LISA, "Lisa 8375");
968 AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371");
969 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370");
970 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372");
971 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372");
972 AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374");
973 AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374");
974 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick");
975 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot");
977 if (AMIGAHW_PRESENT(ZORRO))
978 len += sprintf(buffer+len, "\tZorro II%s AutoConfig: %d Expansion "
980 AMIGAHW_PRESENT(ZORRO3) ? "I" : "",
981 zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
982 #endif /* CONFIG_ZORRO */
984 #undef AMIGAHW_ANNOUNCE
990 * The Amiga keyboard driver needs key_maps, but we cannot export it in
991 * drivers/char/defkeymap.c, as it is autogenerated
993 #ifdef CONFIG_HW_CONSOLE
994 EXPORT_SYMBOL_GPL(key_maps);