| 1 |
|
/* |
| 2 |
|
* disk.cpp - Generic disk driver |
| 3 |
|
* |
| 4 |
< |
* Basilisk II (C) 1997-1999 Christian Bauer |
| 4 |
> |
* Basilisk II (C) 1997-2000 Christian Bauer |
| 5 |
|
* |
| 6 |
|
* This program is free software; you can redistribute it and/or modify |
| 7 |
|
* it under the terms of the GNU General Public License as published by |
| 90 |
|
// Icon address (Mac address space, set by PatchROM()) |
| 91 |
|
uint32 DiskIconAddr; |
| 92 |
|
|
| 93 |
– |
// Number of ticks between checks for disk insertion |
| 94 |
– |
const int driver_delay = 120; |
| 95 |
– |
|
| 93 |
|
// Flag: Control(accRun) has been called, interrupt routine is now active |
| 94 |
|
static bool acc_run_called = false; |
| 95 |
|
|
| 427 |
|
uint32 sel = ReadMacInt32(pb + csParam); |
| 428 |
|
D(bug(" driver gestalt %c%c%c%c\n", sel >> 24, sel >> 16, sel >> 8, sel)); |
| 429 |
|
switch (sel) { |
| 430 |
< |
case 'vers': // Version |
| 430 |
> |
case FOURCC('v','e','r','s'): // Version |
| 431 |
|
WriteMacInt32(pb + csParam + 4, 0x01008000); |
| 432 |
|
break; |
| 433 |
< |
case 'devt': // Device type |
| 433 |
> |
case FOURCC('d','e','v','t'): // Device type |
| 434 |
|
if (info != NULL) { |
| 435 |
|
if (ReadMacInt8(info->status + dsDiskInPlace) == 8) |
| 436 |
< |
WriteMacInt32(pb + csParam + 4, 'disk'); |
| 436 |
> |
WriteMacInt32(pb + csParam + 4, FOURCC('d','i','s','k')); |
| 437 |
|
else |
| 438 |
< |
WriteMacInt32(pb + csParam + 4, 'rdsk'); |
| 438 |
> |
WriteMacInt32(pb + csParam + 4, FOURCC('r','d','s','k')); |
| 439 |
|
} else |
| 440 |
< |
WriteMacInt32(pb + csParam + 4, 'disk'); |
| 440 |
> |
WriteMacInt32(pb + csParam + 4, FOURCC('d','i','s','k')); |
| 441 |
|
break; |
| 442 |
< |
case 'intf': // Interface type |
| 443 |
< |
WriteMacInt32(pb + csParam + 4, 'basi'); |
| 442 |
> |
case FOURCC('i','n','t','f'): // Interface type |
| 443 |
> |
WriteMacInt32(pb + csParam + 4, EMULATOR_ID_4); |
| 444 |
|
break; |
| 445 |
< |
case 'sync': // Only synchronous operation? |
| 445 |
> |
case FOURCC('s','y','n','c'): // Only synchronous operation? |
| 446 |
|
WriteMacInt32(pb + csParam + 4, 0x01000000); |
| 447 |
|
break; |
| 448 |
< |
case 'boot': // Boot ID |
| 448 |
> |
case FOURCC('b','o','o','t'): // Boot ID |
| 449 |
|
if (info != NULL) |
| 450 |
|
WriteMacInt16(pb + csParam + 4, info->num); |
| 451 |
|
else |
| 452 |
|
WriteMacInt16(pb + csParam + 4, 0); |
| 453 |
|
WriteMacInt16(pb + csParam + 6, (uint16)DiskRefNum); |
| 454 |
|
break; |
| 455 |
< |
case 'wide': // 64-bit access supported? |
| 455 |
> |
case FOURCC('w','i','d','e'): // 64-bit access supported? |
| 456 |
|
WriteMacInt16(pb + csParam + 4, 0x0100); |
| 457 |
|
break; |
| 458 |
< |
case 'purg': // Purge flags |
| 458 |
> |
case FOURCC('p','u','r','g'): // Purge flags |
| 459 |
|
WriteMacInt32(pb + csParam + 4, 0); |
| 460 |
|
break; |
| 461 |
< |
case 'ejec': // Eject flags |
| 461 |
> |
case FOURCC('e','j','e','c'): // Eject flags |
| 462 |
|
WriteMacInt32(pb + csParam + 4, 0x00030003); // Don't eject on shutdown/restart |
| 463 |
|
break; |
| 464 |
< |
case 'flus': // Flush flags |
| 464 |
> |
case FOURCC('f','l','u','s'): // Flush flags |
| 465 |
|
WriteMacInt16(pb + csParam + 4, 0); |
| 466 |
|
break; |
| 467 |
< |
case 'vmop': // Virtual memory attributes |
| 467 |
> |
case FOURCC('v','m','o','p'): // Virtual memory attributes |
| 468 |
|
WriteMacInt32(pb + csParam + 4, 0); // Drive not available for VM |
| 469 |
|
break; |
| 470 |
|
default: |
| 481 |
|
// Drive-specific codes |
| 482 |
|
switch (code) { |
| 483 |
|
case 8: // Get drive status |
| 484 |
< |
memcpy(Mac2HostAddr(pb + csParam), Mac2HostAddr(info->status), 22); |
| 484 |
> |
Mac2Mac_memcpy(pb + csParam, info->status, 22); |
| 485 |
|
return noErr; |
| 486 |
|
|
| 487 |
|
default: |
| 492 |
|
|
| 493 |
|
|
| 494 |
|
/* |
| 495 |
< |
* Driver interrupt routine - check for volumes to be mounted |
| 495 |
> |
* Driver interrupt routine (1Hz) - check for volumes to be mounted |
| 496 |
|
*/ |
| 497 |
|
|
| 498 |
|
void DiskInterrupt(void) |
| 499 |
|
{ |
| 503 |
– |
static int tick_count = 0; |
| 500 |
|
if (!acc_run_called) |
| 501 |
|
return; |
| 502 |
|
|
| 503 |
< |
tick_count++; |
| 508 |
< |
if (tick_count > driver_delay) { |
| 509 |
< |
tick_count = 0; |
| 510 |
< |
mount_mountable_volumes(); |
| 511 |
< |
} |
| 503 |
> |
mount_mountable_volumes(); |
| 504 |
|
} |
