1 /* 2 * linux/arch/m68k/atari/config.c 3 * 4 * Copyright (C) 1994 Bjoern Brauel 5 * 6 * 5/2/94 Roman Hodek: 7 * Added setting of time_adj to get a better clock. 8 * 9 * 5/14/94 Roman Hodek: 10 * gettod() for TT 11 * 12 * 5/15/94 Roman Hodek: 13 * hard_reset_now() for Atari (and others?) 14 * 15 * 94/12/30 Andreas Schwab: 16 * atari_sched_init fixed to get precise clock. 17 * 18 * This file is subject to the terms and conditions of the GNU General Public 19 * License. See the file COPYING in the main directory of this archive 20 * for more details. 21 */ 22 23 /* 24 * Miscellaneous atari stuff 25 */ 26 27 #include <linux/types.h> 28 #include <linux/mm.h> 29 #include <linux/console.h> 30 #include <linux/init.h> 31 #include <linux/delay.h> 32 #include <linux/ioport.h> 33 #include <linux/vt_kern.h> 34 35 #include <asm/bootinfo.h> 36 #include <asm/setup.h> 37 #include <asm/atarihw.h> 38 #include <asm/atariints.h> 39 #include <asm/atari_stram.h> 40 #include <asm/system.h> 41 #include <asm/machdep.h> 42 #include <asm/hwtest.h> 43 #include <asm/io.h> 44 45 u_long atari_mch_cookie; 46 u_long atari_mch_type; 47 struct atari_hw_present atari_hw_present; 48 u_long atari_switches; 49 int atari_dont_touch_floppy_select; 50 int atari_rtc_year_offset; 51 52 /* local function prototypes */ 53 static void atari_reset(void); 54 static void atari_get_model(char *model); 55 static int atari_get_hardware_list(char *buffer); 56 57 /* atari specific irq functions */ 58 extern void atari_init_IRQ (void); 59 extern void atari_mksound(unsigned int count, unsigned int ticks); 60 #ifdef CONFIG_HEARTBEAT 61 static void atari_heartbeat(int on); 62 #endif 63 64 /* atari specific timer functions (in time.c) */ 65 extern void atari_sched_init(irq_handler_t); 66 extern unsigned long atari_gettimeoffset (void); 67 extern int atari_mste_hwclk (int, struct rtc_time *); 68 extern int atari_tt_hwclk (int, struct rtc_time *); 69 extern int atari_mste_set_clock_mmss (unsigned long); 70 extern int atari_tt_set_clock_mmss (unsigned long); 71 72 73 /* ++roman: This is a more elaborate test for an SCC chip, since the plain 74 * Medusa board generates DTACK at the SCC's standard addresses, but a SCC 75 * board in the Medusa is possible. Also, the addresses where the ST_ESCC 76 * resides generate DTACK without the chip, too. 77 * The method is to write values into the interrupt vector register, that 78 * should be readable without trouble (from channel A!). 79 */ 80 81 static int __init scc_test(volatile char *ctla) 82 { 83 if (!hwreg_present(ctla)) 84 return 0; 85 MFPDELAY(); 86 87 *ctla = 2; 88 MFPDELAY(); 89 *ctla = 0x40; 90 MFPDELAY(); 91 92 *ctla = 2; 93 MFPDELAY(); 94 if (*ctla != 0x40) 95 return 0; 96 MFPDELAY(); 97 98 *ctla = 2; 99 MFPDELAY(); 100 *ctla = 0x60; 101 MFPDELAY(); 102 103 *ctla = 2; 104 MFPDELAY(); 105 if (*ctla != 0x60) 106 return 0; 107 108 return 1; 109 } 110 111 112 /* 113 * Parse an Atari-specific record in the bootinfo 114 */ 115 116 int __init atari_parse_bootinfo(const struct bi_record *record) 117 { 118 int unknown = 0; 119 const u_long *data = record->data; 120 121 switch (record->tag) { 122 case BI_ATARI_MCH_COOKIE: 123 atari_mch_cookie = *data; 124 break; 125 case BI_ATARI_MCH_TYPE: 126 atari_mch_type = *data; 127 break; 128 default: 129 unknown = 1; 130 break; 131 } 132 return unknown; 133 } 134 135 136 /* Parse the Atari-specific switches= option. */ 137 static int __init atari_switches_setup(char *str) 138 { 139 char switches[strlen(str) + 1]; 140 char *p; 141 int ovsc_shift; 142 char *args = switches; 143 144 if (!MACH_IS_ATARI) 145 return 0; 146 147 /* copy string to local array, strsep works destructively... */ 148 strcpy(switches, str); 149 atari_switches = 0; 150 151 /* parse the options */ 152 while ((p = strsep(&args, ",")) != NULL) { 153 if (!*p) 154 continue; 155 ovsc_shift = 0; 156 if (strncmp(p, "ov_", 3) == 0) { 157 p += 3; 158 ovsc_shift = ATARI_SWITCH_OVSC_SHIFT; 159 } 160 161 if (strcmp(p, "ikbd") == 0) { 162 /* RTS line of IKBD ACIA */ 163 atari_switches |= ATARI_SWITCH_IKBD << ovsc_shift; 164 } else if (strcmp(p, "midi") == 0) { 165 /* RTS line of MIDI ACIA */ 166 atari_switches |= ATARI_SWITCH_MIDI << ovsc_shift; 167 } else if (strcmp(p, "snd6") == 0) { 168 atari_switches |= ATARI_SWITCH_SND6 << ovsc_shift; 169 } else if (strcmp(p, "snd7") == 0) { 170 atari_switches |= ATARI_SWITCH_SND7 << ovsc_shift; 171 } 172 } 173 return 0; 174 } 175 176 early_param("switches", atari_switches_setup); 177 178 179 /* 180 * Setup the Atari configuration info 181 */ 182 183 void __init config_atari(void) 184 { 185 unsigned short tos_version; 186 187 memset(&atari_hw_present, 0, sizeof(atari_hw_present)); 188 189 /* Change size of I/O space from 64KB to 4GB. */ 190 ioport_resource.end = 0xFFFFFFFF; 191 192 mach_sched_init = atari_sched_init; 193 mach_init_IRQ = atari_init_IRQ; 194 mach_get_model = atari_get_model; 195 mach_get_hardware_list = atari_get_hardware_list; 196 mach_gettimeoffset = atari_gettimeoffset; 197 mach_reset = atari_reset; 198 mach_max_dma_address = 0xffffff; 199 #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) 200 mach_beep = atari_mksound; 201 #endif 202 #ifdef CONFIG_HEARTBEAT 203 mach_heartbeat = atari_heartbeat; 204 #endif 205 206 /* Set switches as requested by the user */ 207 if (atari_switches & ATARI_SWITCH_IKBD) 208 acia.key_ctrl = ACIA_DIV64 | ACIA_D8N1S | ACIA_RHTID; 209 if (atari_switches & ATARI_SWITCH_MIDI) 210 acia.mid_ctrl = ACIA_DIV16 | ACIA_D8N1S | ACIA_RHTID; 211 if (atari_switches & (ATARI_SWITCH_SND6|ATARI_SWITCH_SND7)) { 212 sound_ym.rd_data_reg_sel = 14; 213 sound_ym.wd_data = sound_ym.rd_data_reg_sel | 214 ((atari_switches&ATARI_SWITCH_SND6) ? 0x40 : 0) | 215 ((atari_switches&ATARI_SWITCH_SND7) ? 0x80 : 0); 216 } 217 218 /* ++bjoern: 219 * Determine hardware present 220 */ 221 222 printk("Atari hardware found: "); 223 if (MACH_IS_MEDUSA || MACH_IS_HADES) { 224 /* There's no Atari video hardware on the Medusa, but all the 225 * addresses below generate a DTACK so no bus error occurs! */ 226 } else if (hwreg_present(f030_xreg)) { 227 ATARIHW_SET(VIDEL_SHIFTER); 228 printk("VIDEL "); 229 /* This is a temporary hack: If there is Falcon video 230 * hardware, we assume that the ST-DMA serves SCSI instead of 231 * ACSI. In the future, there should be a better method for 232 * this... 233 */ 234 ATARIHW_SET(ST_SCSI); 235 printk("STDMA-SCSI "); 236 } else if (hwreg_present(tt_palette)) { 237 ATARIHW_SET(TT_SHIFTER); 238 printk("TT_SHIFTER "); 239 } else if (hwreg_present(&shifter.bas_hi)) { 240 if (hwreg_present(&shifter.bas_lo) && 241 (shifter.bas_lo = 0x0aau, shifter.bas_lo == 0x0aau)) { 242 ATARIHW_SET(EXTD_SHIFTER); 243 printk("EXTD_SHIFTER "); 244 } else { 245 ATARIHW_SET(STND_SHIFTER); 246 printk("STND_SHIFTER "); 247 } 248 } 249 if (hwreg_present(&mfp.par_dt_reg)) { 250 ATARIHW_SET(ST_MFP); 251 printk("ST_MFP "); 252 } 253 if (hwreg_present(&tt_mfp.par_dt_reg)) { 254 ATARIHW_SET(TT_MFP); 255 printk("TT_MFP "); 256 } 257 if (hwreg_present(&tt_scsi_dma.dma_addr_hi)) { 258 ATARIHW_SET(SCSI_DMA); 259 printk("TT_SCSI_DMA "); 260 } 261 if (!MACH_IS_HADES && hwreg_present(&st_dma.dma_hi)) { 262 ATARIHW_SET(STND_DMA); 263 printk("STND_DMA "); 264 } 265 /* 266 * The ST-DMA address registers aren't readable 267 * on all Medusas, so the test below may fail 268 */ 269 if (MACH_IS_MEDUSA || 270 (hwreg_present(&st_dma.dma_vhi) && 271 (st_dma.dma_vhi = 0x55) && (st_dma.dma_hi = 0xaa) && 272 st_dma.dma_vhi == 0x55 && st_dma.dma_hi == 0xaa && 273 (st_dma.dma_vhi = 0xaa) && (st_dma.dma_hi = 0x55) && 274 st_dma.dma_vhi == 0xaa && st_dma.dma_hi == 0x55)) { 275 ATARIHW_SET(EXTD_DMA); 276 printk("EXTD_DMA "); 277 } 278 if (hwreg_present(&tt_scsi.scsi_data)) { 279 ATARIHW_SET(TT_SCSI); 280 printk("TT_SCSI "); 281 } 282 if (hwreg_present(&sound_ym.rd_data_reg_sel)) { 283 ATARIHW_SET(YM_2149); 284 printk("YM2149 "); 285 } 286 if (!MACH_IS_MEDUSA && !MACH_IS_HADES && 287 hwreg_present(&tt_dmasnd.ctrl)) { 288 ATARIHW_SET(PCM_8BIT); 289 printk("PCM "); 290 } 291 if (!MACH_IS_HADES && hwreg_present(&falcon_codec.unused5)) { 292 ATARIHW_SET(CODEC); 293 printk("CODEC "); 294 } 295 if (hwreg_present(&dsp56k_host_interface.icr)) { 296 ATARIHW_SET(DSP56K); 297 printk("DSP56K "); 298 } 299 if (hwreg_present(&tt_scc_dma.dma_ctrl) && 300 #if 0 301 /* This test sucks! Who knows some better? */ 302 (tt_scc_dma.dma_ctrl = 0x01, (tt_scc_dma.dma_ctrl & 1) == 1) && 303 (tt_scc_dma.dma_ctrl = 0x00, (tt_scc_dma.dma_ctrl & 1) == 0) 304 #else 305 !MACH_IS_MEDUSA && !MACH_IS_HADES 306 #endif 307 ) { 308 ATARIHW_SET(SCC_DMA); 309 printk("SCC_DMA "); 310 } 311 if (scc_test(&scc.cha_a_ctrl)) { 312 ATARIHW_SET(SCC); 313 printk("SCC "); 314 } 315 if (scc_test(&st_escc.cha_b_ctrl)) { 316 ATARIHW_SET(ST_ESCC); 317 printk("ST_ESCC "); 318 } 319 if (MACH_IS_HADES) { 320 ATARIHW_SET(VME); 321 printk("VME "); 322 } else if (hwreg_present(&tt_scu.sys_mask)) { 323 ATARIHW_SET(SCU); 324 /* Assume a VME bus if there's a SCU */ 325 ATARIHW_SET(VME); 326 printk("VME SCU "); 327 } 328 if (hwreg_present((void *)(0xffff9210))) { 329 ATARIHW_SET(ANALOG_JOY); 330 printk("ANALOG_JOY "); 331 } 332 if (!MACH_IS_HADES && hwreg_present(blitter.halftone)) { 333 ATARIHW_SET(BLITTER); 334 printk("BLITTER "); 335 } 336 if (hwreg_present((void *)0xfff00039)) { 337 ATARIHW_SET(IDE); 338 printk("IDE "); 339 } 340 #if 1 /* This maybe wrong */ 341 if (!MACH_IS_MEDUSA && !MACH_IS_HADES && 342 hwreg_present(&tt_microwire.data) && 343 hwreg_present(&tt_microwire.mask) && 344 (tt_microwire.mask = 0x7ff, 345 udelay(1), 346 tt_microwire.data = MW_LM1992_PSG_HIGH | MW_LM1992_ADDR, 347 udelay(1), 348 tt_microwire.data != 0)) { 349 ATARIHW_SET(MICROWIRE); 350 while (tt_microwire.mask != 0x7ff) 351 ; 352 printk("MICROWIRE "); 353 } 354 #endif 355 if (hwreg_present(&tt_rtc.regsel)) { 356 ATARIHW_SET(TT_CLK); 357 printk("TT_CLK "); 358 mach_hwclk = atari_tt_hwclk; 359 mach_set_clock_mmss = atari_tt_set_clock_mmss; 360 } 361 if (!MACH_IS_HADES && hwreg_present(&mste_rtc.sec_ones)) { 362 ATARIHW_SET(MSTE_CLK); 363 printk("MSTE_CLK "); 364 mach_hwclk = atari_mste_hwclk; 365 mach_set_clock_mmss = atari_mste_set_clock_mmss; 366 } 367 if (!MACH_IS_MEDUSA && !MACH_IS_HADES && 368 hwreg_present(&dma_wd.fdc_speed) && 369 hwreg_write(&dma_wd.fdc_speed, 0)) { 370 ATARIHW_SET(FDCSPEED); 371 printk("FDC_SPEED "); 372 } 373 if (!MACH_IS_HADES && !ATARIHW_PRESENT(ST_SCSI)) { 374 ATARIHW_SET(ACSI); 375 printk("ACSI "); 376 } 377 printk("\n"); 378 379 if (CPU_IS_040_OR_060) 380 /* Now it seems to be safe to turn of the tt0 transparent 381 * translation (the one that must not be turned off in 382 * head.S...) 383 */ 384 asm volatile ("\n" 385 " moveq #0,%%d0\n" 386 " .chip 68040\n" 387 " movec %%d0,%%itt0\n" 388 " movec %%d0,%%dtt0\n" 389 " .chip 68k" 390 : /* no outputs */ 391 : /* no inputs */ 392 : "d0"); 393 394 /* allocator for memory that must reside in st-ram */ 395 atari_stram_init(); 396 397 /* Set up a mapping for the VMEbus address region: 398 * 399 * VME is either at phys. 0xfexxxxxx (TT) or 0xa00000..0xdfffff 400 * (MegaSTE) In both cases, the whole 16 MB chunk is mapped at 401 * 0xfe000000 virt., because this can be done with a single 402 * transparent translation. On the 68040, lots of often unused 403 * page tables would be needed otherwise. On a MegaSTE or similar, 404 * the highest byte is stripped off by hardware due to the 24 bit 405 * design of the bus. 406 */ 407 408 if (CPU_IS_020_OR_030) { 409 unsigned long tt1_val; 410 tt1_val = 0xfe008543; /* Translate 0xfexxxxxx, enable, cache 411 * inhibit, read and write, FDC mask = 3, 412 * FDC val = 4 -> Supervisor only */ 413 asm volatile ("\n" 414 " .chip 68030\n" 415 " pmove %0@,%/tt1\n" 416 " .chip 68k" 417 : : "a" (&tt1_val)); 418 } else { 419 asm volatile ("\n" 420 " .chip 68040\n" 421 " movec %0,%%itt1\n" 422 " movec %0,%%dtt1\n" 423 " .chip 68k" 424 : 425 : "d" (0xfe00a040)); /* Translate 0xfexxxxxx, enable, 426 * supervisor only, non-cacheable/ 427 * serialized, writable */ 428 429 } 430 431 /* Fetch tos version at Physical 2 */ 432 /* 433 * We my not be able to access this address if the kernel is 434 * loaded to st ram, since the first page is unmapped. On the 435 * Medusa this is always the case and there is nothing we can do 436 * about this, so we just assume the smaller offset. For the TT 437 * we use the fact that in head.S we have set up a mapping 438 * 0xFFxxxxxx -> 0x00xxxxxx, so that the first 16MB is accessible 439 * in the last 16MB of the address space. 440 */ 441 tos_version = (MACH_IS_MEDUSA || MACH_IS_HADES) ? 442 0xfff : *(unsigned short *)0xff000002; 443 atari_rtc_year_offset = (tos_version < 0x306) ? 70 : 68; 444 } 445 446 #ifdef CONFIG_HEARTBEAT 447 static void atari_heartbeat(int on) 448 { 449 unsigned char tmp; 450 unsigned long flags; 451 452 if (atari_dont_touch_floppy_select) 453 return; 454 455 local_irq_save(flags); 456 sound_ym.rd_data_reg_sel = 14; /* Select PSG Port A */ 457 tmp = sound_ym.rd_data_reg_sel; 458 sound_ym.wd_data = on ? (tmp & ~0x02) : (tmp | 0x02); 459 local_irq_restore(flags); 460 } 461 #endif 462 463 /* ++roman: 464 * 465 * This function does a reset on machines that lack the ability to 466 * assert the processor's _RESET signal somehow via hardware. It is 467 * based on the fact that you can find the initial SP and PC values 468 * after a reset at physical addresses 0 and 4. This works pretty well 469 * for Atari machines, since the lowest 8 bytes of physical memory are 470 * really ROM (mapped by hardware). For other 680x0 machines: don't 471 * know if it works... 472 * 473 * To get the values at addresses 0 and 4, the MMU better is turned 474 * off first. After that, we have to jump into physical address space 475 * (the PC before the pmove statement points to the virtual address of 476 * the code). Getting that physical address is not hard, but the code 477 * becomes a bit complex since I've tried to ensure that the jump 478 * statement after the pmove is in the cache already (otherwise the 479 * processor can't fetch it!). For that, the code first jumps to the 480 * jump statement with the (virtual) address of the pmove section in 481 * an address register . The jump statement is surely in the cache 482 * now. After that, that physical address of the reset code is loaded 483 * into the same address register, pmove is done and the same jump 484 * statements goes to the reset code. Since there are not many 485 * statements between the two jumps, I hope it stays in the cache. 486 * 487 * The C code makes heavy use of the GCC features that you can get the 488 * address of a C label. No hope to compile this with another compiler 489 * than GCC! 490 */ 491 492 /* ++andreas: no need for complicated code, just depend on prefetch */ 493 494 static void atari_reset(void) 495 { 496 long tc_val = 0; 497 long reset_addr; 498 499 /* 500 * On the Medusa, phys. 0x4 may contain garbage because it's no 501 * ROM. See above for explanation why we cannot use PTOV(4). 502 */ 503 reset_addr = MACH_IS_HADES ? 0x7fe00030 : 504 MACH_IS_MEDUSA || MACH_IS_AB40 ? 0xe00030 : 505 *(unsigned long *) 0xff000004; 506 507 /* reset ACIA for switch off OverScan, if it's active */ 508 if (atari_switches & ATARI_SWITCH_OVSC_IKBD) 509 acia.key_ctrl = ACIA_RESET; 510 if (atari_switches & ATARI_SWITCH_OVSC_MIDI) 511 acia.mid_ctrl = ACIA_RESET; 512 513 /* processor independent: turn off interrupts and reset the VBR; 514 * the caches must be left enabled, else prefetching the final jump 515 * instruction doesn't work. 516 */ 517 local_irq_disable(); 518 asm volatile ("movec %0,%%vbr" 519 : : "d" (0)); 520 521 if (CPU_IS_040_OR_060) { 522 unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); 523 if (CPU_IS_060) { 524 /* 68060: clear PCR to turn off superscalar operation */ 525 asm volatile ("\n" 526 " .chip 68060\n" 527 " movec %0,%%pcr\n" 528 " .chip 68k" 529 : : "d" (0)); 530 } 531 532 asm volatile ("\n" 533 " move.l %0,%%d0\n" 534 " and.l #0xff000000,%%d0\n" 535 " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */ 536 " .chip 68040\n" 537 " movec %%d0,%%itt0\n" 538 " movec %%d0,%%dtt0\n" 539 " .chip 68k\n" 540 " jmp %0@" 541 : : "a" (jmp_addr040) 542 : "d0"); 543 jmp_addr_label040: 544 asm volatile ("\n" 545 " moveq #0,%%d0\n" 546 " nop\n" 547 " .chip 68040\n" 548 " cinva %%bc\n" 549 " nop\n" 550 " pflusha\n" 551 " nop\n" 552 " movec %%d0,%%tc\n" 553 " nop\n" 554 /* the following setup of transparent translations is needed on the 555 * Afterburner040 to successfully reboot. Other machines shouldn't 556 * care about a different tt regs setup, they also didn't care in 557 * the past that the regs weren't turned off. */ 558 " move.l #0xffc000,%%d0\n" /* whole insn space cacheable */ 559 " movec %%d0,%%itt0\n" 560 " movec %%d0,%%itt1\n" 561 " or.w #0x40,%/d0\n" /* whole data space non-cacheable/ser. */ 562 " movec %%d0,%%dtt0\n" 563 " movec %%d0,%%dtt1\n" 564 " .chip 68k\n" 565 " jmp %0@" 566 : /* no outputs */ 567 : "a" (reset_addr) 568 : "d0"); 569 } else 570 asm volatile ("\n" 571 " pmove %0@,%%tc\n" 572 " jmp %1@" 573 : /* no outputs */ 574 : "a" (&tc_val), "a" (reset_addr)); 575 } 576 577 578 static void atari_get_model(char *model) 579 { 580 strcpy(model, "Atari "); 581 switch (atari_mch_cookie >> 16) { 582 case ATARI_MCH_ST: 583 if (ATARIHW_PRESENT(MSTE_CLK)) 584 strcat(model, "Mega ST"); 585 else 586 strcat(model, "ST"); 587 break; 588 case ATARI_MCH_STE: 589 if (MACH_IS_MSTE) 590 strcat(model, "Mega STE"); 591 else 592 strcat(model, "STE"); 593 break; 594 case ATARI_MCH_TT: 595 if (MACH_IS_MEDUSA) 596 /* Medusa has TT _MCH cookie */ 597 strcat(model, "Medusa"); 598 else if (MACH_IS_HADES) 599 strcat(model, "Hades"); 600 else 601 strcat(model, "TT"); 602 break; 603 case ATARI_MCH_FALCON: 604 strcat(model, "Falcon"); 605 if (MACH_IS_AB40) 606 strcat(model, " (with Afterburner040)"); 607 break; 608 default: 609 sprintf(model + strlen(model), "(unknown mach cookie 0x%lx)", 610 atari_mch_cookie); 611 break; 612 } 613 } 614 615 616 static int atari_get_hardware_list(char *buffer) 617 { 618 int len = 0, i; 619 620 for (i = 0; i < m68k_num_memory; i++) 621 len += sprintf(buffer+len, "\t%3ld MB at 0x%08lx (%s)\n", 622 m68k_memory[i].size >> 20, m68k_memory[i].addr, 623 (m68k_memory[i].addr & 0xff000000 ? 624 "alternate RAM" : "ST-RAM")); 625 626 #define ATARIHW_ANNOUNCE(name, str) \ 627 if (ATARIHW_PRESENT(name)) \ 628 len += sprintf(buffer + len, "\t%s\n", str) 629 630 len += sprintf(buffer + len, "Detected hardware:\n"); 631 ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter"); 632 ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter"); 633 ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter"); 634 ATARIHW_ANNOUNCE(VIDEL_SHIFTER, "Falcon Shifter"); 635 ATARIHW_ANNOUNCE(YM_2149, "Programmable Sound Generator"); 636 ATARIHW_ANNOUNCE(PCM_8BIT, "PCM 8 Bit Sound"); 637 ATARIHW_ANNOUNCE(CODEC, "CODEC Sound"); 638 ATARIHW_ANNOUNCE(TT_SCSI, "SCSI Controller NCR5380 (TT style)"); 639 ATARIHW_ANNOUNCE(ST_SCSI, "SCSI Controller NCR5380 (Falcon style)"); 640 ATARIHW_ANNOUNCE(ACSI, "ACSI Interface"); 641 ATARIHW_ANNOUNCE(IDE, "IDE Interface"); 642 ATARIHW_ANNOUNCE(FDCSPEED, "8/16 Mhz Switch for FDC"); 643 ATARIHW_ANNOUNCE(ST_MFP, "Multi Function Peripheral MFP 68901"); 644 ATARIHW_ANNOUNCE(TT_MFP, "Second Multi Function Peripheral MFP 68901"); 645 ATARIHW_ANNOUNCE(SCC, "Serial Communications Controller SCC 8530"); 646 ATARIHW_ANNOUNCE(ST_ESCC, "Extended Serial Communications Controller SCC 85230"); 647 ATARIHW_ANNOUNCE(ANALOG_JOY, "Paddle Interface"); 648 ATARIHW_ANNOUNCE(MICROWIRE, "MICROWIRE(tm) Interface"); 649 ATARIHW_ANNOUNCE(STND_DMA, "DMA Controller (24 bit)"); 650 ATARIHW_ANNOUNCE(EXTD_DMA, "DMA Controller (32 bit)"); 651 ATARIHW_ANNOUNCE(SCSI_DMA, "DMA Controller for NCR5380"); 652 ATARIHW_ANNOUNCE(SCC_DMA, "DMA Controller for SCC"); 653 ATARIHW_ANNOUNCE(TT_CLK, "Clock Chip MC146818A"); 654 ATARIHW_ANNOUNCE(MSTE_CLK, "Clock Chip RP5C15"); 655 ATARIHW_ANNOUNCE(SCU, "System Control Unit"); 656 ATARIHW_ANNOUNCE(BLITTER, "Blitter"); 657 ATARIHW_ANNOUNCE(VME, "VME Bus"); 658 ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor"); 659 660 return len; 661 } 662