1/* 2 * linux/arch/m68k/amiga/config.c 3 * 4 * Copyright (C) 1993 Hamish Macdonald 5 * 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 8 * for more details. 9 */ 10 11/* 12 * Miscellaneous Amiga stuff 13 */ 14 15#include <linux/types.h> 16#include <linux/kernel.h> 17#include <linux/mm.h> 18#include <linux/seq_file.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#include <linux/interrupt.h> 26#include <linux/zorro.h> 27#include <linux/module.h> 28#include <linux/keyboard.h> 29 30#include <asm/bootinfo.h> 31#include <asm/setup.h> 32#include <asm/system.h> 33#include <asm/pgtable.h> 34#include <asm/amigahw.h> 35#include <asm/amigaints.h> 36#include <asm/irq.h> 37#include <asm/rtc.h> 38#include <asm/machdep.h> 39#include <asm/io.h> 40 41static unsigned long amiga_model; 42 43unsigned long amiga_eclock; 44EXPORT_SYMBOL(amiga_eclock); 45 46unsigned long amiga_colorclock; 47EXPORT_SYMBOL(amiga_colorclock); 48 49unsigned long amiga_chipset; 50EXPORT_SYMBOL(amiga_chipset); 51 52unsigned char amiga_vblank; 53EXPORT_SYMBOL(amiga_vblank); 54 55static unsigned char amiga_psfreq; 56 57struct amiga_hw_present amiga_hw_present; 58EXPORT_SYMBOL(amiga_hw_present); 59 60static char s_a500[] __initdata = "A500"; 61static char s_a500p[] __initdata = "A500+"; 62static char s_a600[] __initdata = "A600"; 63static char s_a1000[] __initdata = "A1000"; 64static char s_a1200[] __initdata = "A1200"; 65static char s_a2000[] __initdata = "A2000"; 66static char s_a2500[] __initdata = "A2500"; 67static char s_a3000[] __initdata = "A3000"; 68static char s_a3000t[] __initdata = "A3000T"; 69static char s_a3000p[] __initdata = "A3000+"; 70static char s_a4000[] __initdata = "A4000"; 71static char s_a4000t[] __initdata = "A4000T"; 72static char s_cdtv[] __initdata = "CDTV"; 73static char s_cd32[] __initdata = "CD32"; 74static char s_draco[] __initdata = "Draco"; 75static char *amiga_models[] __initdata = { 76 [AMI_500-AMI_500] = s_a500, 77 [AMI_500PLUS-AMI_500] = s_a500p, 78 [AMI_600-AMI_500] = s_a600, 79 [AMI_1000-AMI_500] = s_a1000, 80 [AMI_1200-AMI_500] = s_a1200, 81 [AMI_2000-AMI_500] = s_a2000, 82 [AMI_2500-AMI_500] = s_a2500, 83 [AMI_3000-AMI_500] = s_a3000, 84 [AMI_3000T-AMI_500] = s_a3000t, 85 [AMI_3000PLUS-AMI_500] = s_a3000p, 86 [AMI_4000-AMI_500] = s_a4000, 87 [AMI_4000T-AMI_500] = s_a4000t, 88 [AMI_CDTV-AMI_500] = s_cdtv, 89 [AMI_CD32-AMI_500] = s_cd32, 90 [AMI_DRACO-AMI_500] = s_draco, 91}; 92 93static char amiga_model_name[13] = "Amiga "; 94 95static void amiga_sched_init(irq_handler_t handler); 96static void amiga_get_model(char *model); 97static void amiga_get_hardware_list(struct seq_file *m); 98/* amiga specific timer functions */ 99static unsigned long amiga_gettimeoffset(void); 100extern void amiga_mksound(unsigned int count, unsigned int ticks); 101static void amiga_reset(void); 102extern void amiga_init_sound(void); 103static void amiga_mem_console_write(struct console *co, const char *b, 104 unsigned int count); 105#ifdef CONFIG_HEARTBEAT 106static void amiga_heartbeat(int on); 107#endif 108 109static struct console amiga_console_driver = { 110 .name = "debug", 111 .flags = CON_PRINTBUFFER, 112 .index = -1, 113}; 114 115 116 /* 117 * Motherboard Resources present in all Amiga models 118 */ 119 120static struct { 121 struct resource _ciab, _ciaa, _custom, _kickstart; 122} mb_resources = { 123 ._ciab = { 124 .name = "CIA B", .start = 0x00bfd000, .end = 0x00bfdfff 125 }, 126 ._ciaa = { 127 .name = "CIA A", .start = 0x00bfe000, .end = 0x00bfefff 128 }, 129 ._custom = { 130 .name = "Custom I/O", .start = 0x00dff000, .end = 0x00dfffff 131 }, 132 ._kickstart = { 133 .name = "Kickstart ROM", .start = 0x00f80000, .end = 0x00ffffff 134 } 135}; 136 137static struct resource ram_resource[NUM_MEMINFO]; 138 139 140 /* 141 * Parse an Amiga-specific record in the bootinfo 142 */ 143 144int amiga_parse_bootinfo(const struct bi_record *record) 145{ 146 int unknown = 0; 147 const unsigned long *data = record->data; 148 149 switch (record->tag) { 150 case BI_AMIGA_MODEL: 151 amiga_model = *data; 152 break; 153 154 case BI_AMIGA_ECLOCK: 155 amiga_eclock = *data; 156 break; 157 158 case BI_AMIGA_CHIPSET: 159 amiga_chipset = *data; 160 break; 161 162 case BI_AMIGA_CHIP_SIZE: 163 amiga_chip_size = *(const int *)data; 164 break; 165 166 case BI_AMIGA_VBLANK: 167 amiga_vblank = *(const unsigned char *)data; 168 break; 169 170 case BI_AMIGA_PSFREQ: 171 amiga_psfreq = *(const unsigned char *)data; 172 break; 173 174 case BI_AMIGA_AUTOCON: 175#ifdef CONFIG_ZORRO 176 if (zorro_num_autocon < ZORRO_NUM_AUTO) { 177 const struct ConfigDev *cd = (struct ConfigDev *)data; 178 struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++]; 179 dev->rom = cd->cd_Rom; 180 dev->slotaddr = cd->cd_SlotAddr; 181 dev->slotsize = cd->cd_SlotSize; 182 dev->resource.start = (unsigned long)cd->cd_BoardAddr; 183 dev->resource.end = dev->resource.start + cd->cd_BoardSize - 1; 184 } else 185 printk("amiga_parse_bootinfo: too many AutoConfig devices\n"); 186#endif /* CONFIG_ZORRO */ 187 break; 188 189 case BI_AMIGA_SERPER: 190 /* serial port period: ignored here */ 191 break; 192 193 default: 194 unknown = 1; 195 } 196 return unknown; 197} 198 199 /* 200 * Identify builtin hardware 201 */ 202 203static void __init amiga_identify(void) 204{ 205 /* Fill in some default values, if necessary */ 206 if (amiga_eclock == 0) 207 amiga_eclock = 709379; 208 209 memset(&amiga_hw_present, 0, sizeof(amiga_hw_present)); 210 211 printk("Amiga hardware found: "); 212 if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) { 213 printk("[%s] ", amiga_models[amiga_model-AMI_500]); 214 strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]); 215 } 216 217 switch (amiga_model) { 218 case AMI_UNKNOWN: 219 goto Generic; 220 221 case AMI_600: 222 case AMI_1200: 223 AMIGAHW_SET(A1200_IDE); 224 AMIGAHW_SET(PCMCIA); 225 case AMI_500: 226 case AMI_500PLUS: 227 case AMI_1000: 228 case AMI_2000: 229 case AMI_2500: 230 AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */ 231 goto Generic; 232 233 case AMI_3000: 234 case AMI_3000T: 235 AMIGAHW_SET(AMBER_FF); 236 AMIGAHW_SET(MAGIC_REKICK); 237 /* fall through */ 238 case AMI_3000PLUS: 239 AMIGAHW_SET(A3000_SCSI); 240 AMIGAHW_SET(A3000_CLK); 241 AMIGAHW_SET(ZORRO3); 242 goto Generic; 243 244 case AMI_4000T: 245 AMIGAHW_SET(A4000_SCSI); 246 /* fall through */ 247 case AMI_4000: 248 AMIGAHW_SET(A4000_IDE); 249 AMIGAHW_SET(A3000_CLK); 250 AMIGAHW_SET(ZORRO3); 251 goto Generic; 252 253 case AMI_CDTV: 254 case AMI_CD32: 255 AMIGAHW_SET(CD_ROM); 256 AMIGAHW_SET(A2000_CLK); /* Is this correct? */ 257 goto Generic; 258 259 Generic: 260 AMIGAHW_SET(AMI_VIDEO); 261 AMIGAHW_SET(AMI_BLITTER); 262 AMIGAHW_SET(AMI_AUDIO); 263 AMIGAHW_SET(AMI_FLOPPY); 264 AMIGAHW_SET(AMI_KEYBOARD); 265 AMIGAHW_SET(AMI_MOUSE); 266 AMIGAHW_SET(AMI_SERIAL); 267 AMIGAHW_SET(AMI_PARALLEL); 268 AMIGAHW_SET(CHIP_RAM); 269 AMIGAHW_SET(PAULA); 270 271 switch (amiga_chipset) { 272 case CS_OCS: 273 case CS_ECS: 274 case CS_AGA: 275 switch (amiga_custom.deniseid & 0xf) { 276 case 0x0c: 277 AMIGAHW_SET(DENISE_HR); 278 break; 279 case 0x08: 280 AMIGAHW_SET(LISA); 281 break; 282 } 283 break; 284 default: 285 AMIGAHW_SET(DENISE); 286 break; 287 } 288 switch ((amiga_custom.vposr>>8) & 0x7f) { 289 case 0x00: 290 AMIGAHW_SET(AGNUS_PAL); 291 break; 292 case 0x10: 293 AMIGAHW_SET(AGNUS_NTSC); 294 break; 295 case 0x20: 296 case 0x21: 297 AMIGAHW_SET(AGNUS_HR_PAL); 298 break; 299 case 0x30: 300 case 0x31: 301 AMIGAHW_SET(AGNUS_HR_NTSC); 302 break; 303 case 0x22: 304 case 0x23: 305 AMIGAHW_SET(ALICE_PAL); 306 break; 307 case 0x32: 308 case 0x33: 309 AMIGAHW_SET(ALICE_NTSC); 310 break; 311 } 312 AMIGAHW_SET(ZORRO); 313 break; 314 315 case AMI_DRACO: 316 panic("No support for Draco yet"); 317 318 default: 319 panic("Unknown Amiga Model"); 320 } 321 322#define AMIGAHW_ANNOUNCE(name, str) \ 323 if (AMIGAHW_PRESENT(name)) \ 324 printk(str) 325 326 AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO "); 327 AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER "); 328 AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF "); 329 AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO "); 330 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY "); 331 AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI "); 332 AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI "); 333 AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE "); 334 AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE "); 335 AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM "); 336 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD "); 337 AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE "); 338 AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL "); 339 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL "); 340 AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK "); 341 AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK "); 342 AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM "); 343 AMIGAHW_ANNOUNCE(PAULA, "PAULA "); 344 AMIGAHW_ANNOUNCE(DENISE, "DENISE "); 345 AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR "); 346 AMIGAHW_ANNOUNCE(LISA, "LISA "); 347 AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL "); 348 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC "); 349 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL "); 350 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC "); 351 AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL "); 352 AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC "); 353 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK "); 354 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA "); 355 if (AMIGAHW_PRESENT(ZORRO)) 356 printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : ""); 357 printk("\n"); 358 359#undef AMIGAHW_ANNOUNCE 360} 361 362 /* 363 * Setup the Amiga configuration info 364 */ 365 366void __init config_amiga(void) 367{ 368 int i; 369 370 amiga_identify(); 371 372 /* Yuk, we don't have PCI memory */ 373 iomem_resource.name = "Memory"; 374 for (i = 0; i < 4; i++) 375 request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]); 376 377 mach_sched_init = amiga_sched_init; 378 mach_init_IRQ = amiga_init_IRQ; 379 mach_get_model = amiga_get_model; 380 mach_get_hardware_list = amiga_get_hardware_list; 381 mach_gettimeoffset = amiga_gettimeoffset; 382 383 /* 384 * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI 385 * code will not be able to allocate any mem for transfers, unless we are 386 * dealing with a Z2 mem only system. /Jes 387 */ 388 mach_max_dma_address = 0xffffffff; 389 390 mach_reset = amiga_reset; 391#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) 392 mach_beep = amiga_mksound; 393#endif 394 395#ifdef CONFIG_HEARTBEAT 396 mach_heartbeat = amiga_heartbeat; 397#endif 398 399 /* Fill in the clock value (based on the 700 kHz E-Clock) */ 400 amiga_colorclock = 5*amiga_eclock; /* 3.5 MHz */ 401 402 /* clear all DMA bits */ 403 amiga_custom.dmacon = DMAF_ALL; 404 /* ensure that the DMA master bit is set */ 405 amiga_custom.dmacon = DMAF_SETCLR | DMAF_MASTER; 406 407 /* don't use Z2 RAM as system memory on Z3 capable machines */ 408 if (AMIGAHW_PRESENT(ZORRO3)) { 409 int i, j; 410 u32 disabled_z2mem = 0; 411 412 for (i = 0; i < m68k_num_memory; i++) { 413 if (m68k_memory[i].addr < 16*1024*1024) { 414 if (i == 0) { 415 /* don't cut off the branch we're sitting on */ 416 printk("Warning: kernel runs in Zorro II memory\n"); 417 continue; 418 } 419 disabled_z2mem += m68k_memory[i].size; 420 m68k_num_memory--; 421 for (j = i; j < m68k_num_memory; j++) 422 m68k_memory[j] = m68k_memory[j+1]; 423 i--; 424 } 425 } 426 if (disabled_z2mem) 427 printk("%dK of Zorro II memory will not be used as system memory\n", 428 disabled_z2mem>>10); 429 } 430 431 /* request all RAM */ 432 for (i = 0; i < m68k_num_memory; i++) { 433 ram_resource[i].name = 434 (m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" : 435 (m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" : 436 "16-bit Slow RAM"; 437 ram_resource[i].start = m68k_memory[i].addr; 438 ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1; 439 request_resource(&iomem_resource, &ram_resource[i]); 440 } 441 442 /* initialize chipram allocator */ 443 amiga_chip_init(); 444 445 /* our beloved beeper */ 446 if (AMIGAHW_PRESENT(AMI_AUDIO)) 447 amiga_init_sound(); 448 449 /* 450 * if it is an A3000, set the magic bit that forces 451 * a hard rekick 452 */ 453 if (AMIGAHW_PRESENT(MAGIC_REKICK)) 454 *(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80; 455} 456 457static unsigned short jiffy_ticks; 458 459static void __init amiga_sched_init(irq_handler_t timer_routine) 460{ 461 static struct resource sched_res = { 462 .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff, 463 }; 464 jiffy_ticks = DIV_ROUND_CLOSEST(amiga_eclock, HZ); 465 466 if (request_resource(&mb_resources._ciab, &sched_res)) 467 printk("Cannot allocate ciab.ta{lo,hi}\n"); 468 ciab.cra &= 0xC0; /* turn off timer A, continuous mode, from Eclk */ 469 ciab.talo = jiffy_ticks % 256; 470 ciab.tahi = jiffy_ticks / 256; 471 472 /* install interrupt service routine for CIAB Timer A 473 * 474 * Please don't change this to use ciaa, as it interferes with the 475 * SCSI code. We'll have to take a look at this later 476 */ 477 if (request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL)) 478 pr_err("Couldn't register timer interrupt\n"); 479 /* start timer */ 480 ciab.cra |= 0x11; 481} 482 483#define TICK_SIZE 10000 484 485/* This is always executed with interrupts disabled. */ 486static unsigned long amiga_gettimeoffset(void) 487{ 488 unsigned short hi, lo, hi2; 489 unsigned long ticks, offset = 0; 490 491 /* read CIA B timer A current value */ 492 hi = ciab.tahi; 493 lo = ciab.talo; 494 hi2 = ciab.tahi; 495 496 if (hi != hi2) { 497 lo = ciab.talo; 498 hi = hi2; 499 } 500 501 ticks = hi << 8 | lo; 502 503 if (ticks > jiffy_ticks / 2) 504 /* check for pending interrupt */ 505 if (cia_set_irq(&ciab_base, 0) & CIA_ICR_TA) 506 offset = 10000; 507 508 ticks = jiffy_ticks - ticks; 509 ticks = (10000 * ticks) / jiffy_ticks; 510 511 return ticks + offset; 512} 513 514static NORET_TYPE void amiga_reset(void) 515 ATTRIB_NORET; 516 517static void amiga_reset(void) 518{ 519 unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); 520 unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label); 521 522 local_irq_disable(); 523 if (CPU_IS_040_OR_060) 524 /* Setup transparent translation registers for mapping 525 * of 16 MB kernel segment before disabling translation 526 */ 527 asm volatile ("\n" 528 " move.l %0,%%d0\n" 529 " and.l #0xff000000,%%d0\n" 530 " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */ 531 " .chip 68040\n" 532 " movec %%d0,%%itt0\n" 533 " movec %%d0,%%dtt0\n" 534 " .chip 68k\n" 535 " jmp %0@\n" 536 : /* no outputs */ 537 : "a" (jmp_addr040) 538 : "d0"); 539 else 540 /* for 680[23]0, just disable translation and jump to the physical 541 * address of the label 542 */ 543 asm volatile ("\n" 544 " pmove %%tc,%@\n" 545 " bclr #7,%@\n" 546 " pmove %@,%%tc\n" 547 " jmp %0@\n" 548 : /* no outputs */ 549 : "a" (jmp_addr)); 550jmp_addr_label040: 551 /* disable translation on '040 now */ 552 asm volatile ("\n" 553 " moveq #0,%%d0\n" 554 " .chip 68040\n" 555 " movec %%d0,%%tc\n" /* disable MMU */ 556 " .chip 68k\n" 557 : /* no outputs */ 558 : /* no inputs */ 559 : "d0"); 560 561 jmp_addr_label: 562 /* pickup reset address from AmigaOS ROM, reset devices and jump 563 * to reset address 564 */ 565 asm volatile ("\n" 566 " move.w #0x2700,%sr\n" 567 " lea 0x01000000,%a0\n" 568 " sub.l %a0@(-0x14),%a0\n" 569 " move.l %a0@(4),%a0\n" 570 " subq.l #2,%a0\n" 571 " jra 1f\n" 572 /* align on a longword boundary */ 573 " " __ALIGN_STR "\n" 574 "1:\n" 575 " reset\n" 576 " jmp %a0@"); 577 578 for (;;) 579 ; 580} 581 582 583 /* 584 * Debugging 585 */ 586 587#define SAVEKMSG_MAXMEM 128*1024 588 589#define SAVEKMSG_MAGIC1 0x53415645 /* 'SAVE' */ 590#define SAVEKMSG_MAGIC2 0x4B4D5347 /* 'KMSG' */ 591 592struct savekmsg { 593 unsigned long magic1; /* SAVEKMSG_MAGIC1 */ 594 unsigned long magic2; /* SAVEKMSG_MAGIC2 */ 595 unsigned long magicptr; /* address of magic1 */ 596 unsigned long size; 597 char data[0]; 598}; 599 600static struct savekmsg *savekmsg; 601 602static void amiga_mem_console_write(struct console *co, const char *s, 603 unsigned int count) 604{ 605 if (savekmsg->size + count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) { 606 memcpy(savekmsg->data + savekmsg->size, s, count); 607 savekmsg->size += count; 608 } 609} 610 611static int __init amiga_savekmsg_setup(char *arg) 612{ 613 static struct resource debug_res = { .name = "Debug" }; 614 615 if (!MACH_IS_AMIGA || strcmp(arg, "mem")) 616 goto done; 617 618 if (!AMIGAHW_PRESENT(CHIP_RAM)) { 619 printk("Warning: no chipram present for debugging\n"); 620 goto done; 621 } 622 623 savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res); 624 savekmsg->magic1 = SAVEKMSG_MAGIC1; 625 savekmsg->magic2 = SAVEKMSG_MAGIC2; 626 savekmsg->magicptr = ZTWO_PADDR(savekmsg); 627 savekmsg->size = 0; 628 629 amiga_console_driver.write = amiga_mem_console_write; 630 register_console(&amiga_console_driver); 631 632done: 633 return 0; 634} 635 636early_param("debug", amiga_savekmsg_setup); 637 638static void amiga_serial_putc(char c) 639{ 640 amiga_custom.serdat = (unsigned char)c | 0x100; 641 while (!(amiga_custom.serdatr & 0x2000)) 642 ; 643} 644 645static void amiga_serial_console_write(struct console *co, const char *s, 646 unsigned int count) 647{ 648 while (count--) { 649 if (*s == '\n') 650 amiga_serial_putc('\r'); 651 amiga_serial_putc(*s++); 652 } 653} 654 655 656static int __init amiga_debug_setup(char *arg) 657{ 658 if (MACH_IS_AMIGA && !strcmp(arg, "ser")) { 659 /* no initialization required (?) */ 660 amiga_console_driver.write = amiga_serial_console_write; 661 register_console(&amiga_console_driver); 662 } 663 return 0; 664} 665 666early_param("debug", amiga_debug_setup); 667 668#ifdef CONFIG_HEARTBEAT 669static void amiga_heartbeat(int on) 670{ 671 if (on) 672 ciaa.pra &= ~2; 673 else 674 ciaa.pra |= 2; 675} 676#endif 677 678 /* 679 * Amiga specific parts of /proc 680 */ 681 682static void amiga_get_model(char *model) 683{ 684 strcpy(model, amiga_model_name); 685} 686 687 688static void amiga_get_hardware_list(struct seq_file *m) 689{ 690 if (AMIGAHW_PRESENT(CHIP_RAM)) 691 seq_printf(m, "Chip RAM:\t%ldK\n", amiga_chip_size>>10); 692 seq_printf(m, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n", 693 amiga_psfreq, amiga_eclock); 694 if (AMIGAHW_PRESENT(AMI_VIDEO)) { 695 char *type; 696 switch (amiga_chipset) { 697 case CS_OCS: 698 type = "OCS"; 699 break; 700 case CS_ECS: 701 type = "ECS"; 702 break; 703 case CS_AGA: 704 type = "AGA"; 705 break; 706 default: 707 type = "Old or Unknown"; 708 break; 709 } 710 seq_printf(m, "Graphics:\t%s\n", type); 711 } 712 713#define AMIGAHW_ANNOUNCE(name, str) \ 714 if (AMIGAHW_PRESENT(name)) \ 715 seq_printf (m, "\t%s\n", str) 716 717 seq_printf (m, "Detected hardware:\n"); 718 719 AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video"); 720 AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter"); 721 AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer"); 722 AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio"); 723 AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller"); 724 AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)"); 725 AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)"); 726 AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)"); 727 AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)"); 728 AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive"); 729 AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard"); 730 AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port"); 731 AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port"); 732 AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port"); 733 AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)"); 734 AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)"); 735 AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM"); 736 AMIGAHW_ANNOUNCE(PAULA, "Paula 8364"); 737 AMIGAHW_ANNOUNCE(DENISE, "Denise 8362"); 738 AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373"); 739 AMIGAHW_ANNOUNCE(LISA, "Lisa 8375"); 740 AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371"); 741 AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370"); 742 AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372"); 743 AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372"); 744 AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374"); 745 AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374"); 746 AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick"); 747 AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot"); 748#ifdef CONFIG_ZORRO 749 if (AMIGAHW_PRESENT(ZORRO)) 750 seq_printf(m, "\tZorro II%s AutoConfig: %d Expansion " 751 "Device%s\n", 752 AMIGAHW_PRESENT(ZORRO3) ? "I" : "", 753 zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s"); 754#endif /* CONFIG_ZORRO */ 755 756#undef AMIGAHW_ANNOUNCE 757} 758 759/* 760 * The Amiga keyboard driver needs key_maps, but we cannot export it in 761 * drivers/char/defkeymap.c, as it is autogenerated 762 */ 763#ifdef CONFIG_HW_CONSOLE 764EXPORT_SYMBOL_GPL(key_maps); 765#endif 766