1 |
/* |
2 |
* sony.cpp - Replacement .Sony driver (floppy drives) |
3 |
* |
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 |
8 |
* the Free Software Foundation; either version 2 of the License, or |
9 |
* (at your option) any later version. |
10 |
* |
11 |
* This program is distributed in the hope that it will be useful, |
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
* GNU General Public License for more details. |
15 |
* |
16 |
* You should have received a copy of the GNU General Public License |
17 |
* along with this program; if not, write to the Free Software |
18 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 |
*/ |
20 |
|
21 |
/* |
22 |
* SEE ALSO |
23 |
* Inside Macintosh: Devices, chapter 1 "Device Manager" |
24 |
* Technote DV 05: "Drive Queue Elements" |
25 |
* Technote DV 07: "Forcing Floppy Disk Size to be Either 400K or 800K" |
26 |
* Technote DV 17: "Sony Driver: What Your Sony Drives For You" |
27 |
* Technote DV 23: "Driver Education" |
28 |
* Technote FL 24: "Don't Look at ioPosOffset for Devices" |
29 |
*/ |
30 |
|
31 |
#include <string.h> |
32 |
|
33 |
#include "sysdeps.h" |
34 |
#include "cpu_emulation.h" |
35 |
#include "main.h" |
36 |
#include "macos_util.h" |
37 |
#include "rom_patches.h" |
38 |
#include "sys.h" |
39 |
#include "prefs.h" |
40 |
#include "sony.h" |
41 |
|
42 |
#define DEBUG 0 |
43 |
#include "debug.h" |
44 |
|
45 |
#ifdef AMIGA |
46 |
#define DISK_INSERT_CHECK 1 // Check for inserted disks (problem: on most hardware, disks are not ejected and automatically remounted) |
47 |
#else |
48 |
#define DISK_INSERT_CHECK 0 |
49 |
#endif |
50 |
|
51 |
|
52 |
// Floppy disk icon |
53 |
const uint8 SonyDiskIcon[258] = { |
54 |
0x7f, 0xff, 0xff, 0xf8, 0x81, 0x00, 0x01, 0x04, 0x81, 0x00, 0x71, 0x02, 0x81, 0x00, 0x89, 0x01, |
55 |
0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, |
56 |
0x81, 0x00, 0x71, 0x01, 0x81, 0x00, 0x01, 0x01, 0x80, 0xff, 0xfe, 0x01, 0x80, 0x00, 0x00, 0x01, |
57 |
0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, |
58 |
0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x87, 0xff, 0xff, 0xe1, 0x88, 0x00, 0x00, 0x11, |
59 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, |
60 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, |
61 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x7f, 0xff, 0xff, 0xfe, |
62 |
|
63 |
0x7f, 0xff, 0xff, 0xf8, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfe, 0xff, 0xff, 0xff, 0xff, |
64 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
65 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
66 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
67 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
68 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
69 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
70 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xff, 0xff, 0xfe, |
71 |
|
72 |
0, 0 |
73 |
}; |
74 |
|
75 |
// Floppy drive icon |
76 |
const uint8 SonyDriveIcon[258] = { |
77 |
0x7f, 0xff, 0xff, 0xf8, 0x81, 0x00, 0x01, 0x04, 0x81, 0x00, 0x71, 0x02, 0x81, 0x00, 0x89, 0x01, |
78 |
0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, 0x81, 0x00, 0x89, 0x01, |
79 |
0x81, 0x00, 0x71, 0x01, 0x81, 0x00, 0x01, 0x01, 0x80, 0xff, 0xfe, 0x01, 0x80, 0x00, 0x00, 0x01, |
80 |
0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, |
81 |
0x80, 0x00, 0x00, 0x01, 0x80, 0x00, 0x00, 0x01, 0x87, 0xff, 0xff, 0xe1, 0x88, 0x00, 0x00, 0x11, |
82 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, |
83 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, |
84 |
0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x88, 0x00, 0x00, 0x11, 0x7f, 0xff, 0xff, 0xfe, |
85 |
|
86 |
0x7f, 0xff, 0xff, 0xf8, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0xfe, 0xff, 0xff, 0xff, 0xff, |
87 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
88 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
89 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
90 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
91 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
92 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
93 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xff, 0xff, 0xfe, |
94 |
|
95 |
0, 0 |
96 |
}; |
97 |
|
98 |
|
99 |
// Struct for each drive |
100 |
struct DriveInfo { |
101 |
DriveInfo() |
102 |
{ |
103 |
next = NULL; |
104 |
num = 0; |
105 |
fh = NULL; |
106 |
read_only = false; |
107 |
status = 0; |
108 |
} |
109 |
|
110 |
DriveInfo *next; // Pointer to next DriveInfo (must be first in struct!) |
111 |
int num; // Drive number |
112 |
void *fh; // Floppy driver file handle |
113 |
bool to_be_mounted; // Flag: drive must be mounted in accRun |
114 |
bool read_only; // Flag: force write protection |
115 |
uint32 tag_buffer; // Mac address of tag buffer |
116 |
uint32 status; // Mac address of drive status record |
117 |
}; |
118 |
|
119 |
// Linked list of DriveInfos |
120 |
static DriveInfo *first_drive_info; |
121 |
|
122 |
// Icon addresses (Mac address space, set by PatchROM()) |
123 |
uint32 SonyDiskIconAddr; |
124 |
uint32 SonyDriveIconAddr; |
125 |
|
126 |
// Number of ticks between checks for disk insertion |
127 |
const int driver_delay = 120; |
128 |
|
129 |
// Flag: Control(accRun) has been called, interrupt routine is now active |
130 |
static bool acc_run_called = false; |
131 |
|
132 |
|
133 |
/* |
134 |
* Get pointer to drive info, NULL = invalid drive number |
135 |
*/ |
136 |
|
137 |
static DriveInfo *get_drive_info(int num) |
138 |
{ |
139 |
DriveInfo *info = first_drive_info; |
140 |
while (info != NULL) { |
141 |
if (info->num == num) |
142 |
return info; |
143 |
info = info->next; |
144 |
} |
145 |
return NULL; |
146 |
} |
147 |
|
148 |
|
149 |
/* |
150 |
* Initialization |
151 |
*/ |
152 |
|
153 |
void SonyInit(void) |
154 |
{ |
155 |
first_drive_info = NULL; |
156 |
|
157 |
// No drives specified in prefs? Then add defaults |
158 |
if (PrefsFindString("floppy", 0) == NULL) |
159 |
SysAddFloppyPrefs(); |
160 |
|
161 |
// Add drives specified in preferences |
162 |
int32 index = 0; |
163 |
const char *str; |
164 |
while ((str = PrefsFindString("floppy", index++)) != NULL) { |
165 |
bool read_only = false; |
166 |
if (str[0] == '*') { |
167 |
read_only = true; |
168 |
str++; |
169 |
} |
170 |
void *fh = Sys_open(str, read_only); |
171 |
if (fh) { |
172 |
DriveInfo *info = new DriveInfo; |
173 |
info->fh = fh; |
174 |
info->read_only = SysIsReadOnly(fh); |
175 |
DriveInfo *p = (DriveInfo *)&first_drive_info; |
176 |
while (p->next != NULL) |
177 |
p = p->next; |
178 |
p->next = info; |
179 |
} |
180 |
} |
181 |
} |
182 |
|
183 |
|
184 |
/* |
185 |
* Deinitialization |
186 |
*/ |
187 |
|
188 |
void SonyExit(void) |
189 |
{ |
190 |
DriveInfo *info = first_drive_info, *next; |
191 |
while (info != NULL) { |
192 |
Sys_close(info->fh); |
193 |
next = info->next; |
194 |
delete info; |
195 |
info = next; |
196 |
} |
197 |
} |
198 |
|
199 |
|
200 |
/* |
201 |
* Disk was inserted, flag for mounting |
202 |
*/ |
203 |
|
204 |
bool SonyMountVolume(void *fh) |
205 |
{ |
206 |
DriveInfo *info; |
207 |
for (info = first_drive_info; info != NULL && info->fh != fh; info = info->next) ; |
208 |
if (info) { |
209 |
if (SysIsDiskInserted(info->fh)) { |
210 |
info->read_only = SysIsReadOnly(info->fh); |
211 |
WriteMacInt8(info->status + dsDiskInPlace, 1); // Inserted removable disk |
212 |
WriteMacInt8(info->status + dsWriteProt, info->read_only ? 0xff : 0); |
213 |
info->to_be_mounted = true; |
214 |
} |
215 |
return true; |
216 |
} else |
217 |
return false; |
218 |
} |
219 |
|
220 |
|
221 |
/* |
222 |
* Mount volumes for which the to_be_mounted flag is set |
223 |
* (called during interrupt time) |
224 |
*/ |
225 |
|
226 |
static void mount_mountable_volumes(void) |
227 |
{ |
228 |
DriveInfo *info = first_drive_info; |
229 |
while (info != NULL) { |
230 |
|
231 |
#if DISK_INSERT_CHECK |
232 |
// Disk in drive? |
233 |
if (!ReadMacInt8(info->status + dsDiskInPlace)) { |
234 |
|
235 |
// No, check if disk was inserted |
236 |
if (SysIsDiskInserted(info->fh)) |
237 |
SonyMountVolume(info->fh); |
238 |
} |
239 |
#endif |
240 |
|
241 |
// Mount disk if flagged |
242 |
if (info->to_be_mounted) { |
243 |
D(bug(" mounting drive %d\n", info->num)); |
244 |
M68kRegisters r; |
245 |
r.d[0] = info->num; |
246 |
r.a[0] = 7; // diskEvent |
247 |
Execute68kTrap(0xa02f, &r); // PostEvent() |
248 |
info->to_be_mounted = false; |
249 |
} |
250 |
|
251 |
info = info->next; |
252 |
} |
253 |
} |
254 |
|
255 |
|
256 |
/* |
257 |
* Driver Open() routine |
258 |
*/ |
259 |
|
260 |
int16 SonyOpen(uint32 pb, uint32 dce) |
261 |
{ |
262 |
D(bug("SonyOpen\n")); |
263 |
|
264 |
// Set up DCE |
265 |
WriteMacInt32(dce + dCtlPosition, 0); |
266 |
WriteMacInt16(dce + dCtlQHdr + qFlags, ReadMacInt16(dce + dCtlQHdr + qFlags) & 0xff00 | 3); // Version number, must be >=3 or System 8 will replace us |
267 |
acc_run_called = false; |
268 |
|
269 |
// Install driver again with refnum -2 (HD20) |
270 |
uint32 utab = ReadMacInt32(0x11c); |
271 |
WriteMacInt32(utab + 4, ReadMacInt32(utab + 16)); |
272 |
|
273 |
// Set up fake SonyVars |
274 |
WriteMacInt32(0x134, 0xdeadbeef); |
275 |
|
276 |
// Clear DskErr |
277 |
WriteMacInt16(0x142, 0); |
278 |
|
279 |
// Install drives |
280 |
for (DriveInfo *info = first_drive_info; info; info = info->next) { |
281 |
|
282 |
info->num = FindFreeDriveNumber(1); |
283 |
info->to_be_mounted = false; |
284 |
info->tag_buffer = 0; |
285 |
|
286 |
if (info->fh) { |
287 |
|
288 |
// Allocate drive status record |
289 |
M68kRegisters r; |
290 |
r.d[0] = SIZEOF_DrvSts; |
291 |
Execute68kTrap(0xa71e, &r); // NewPtrSysClear() |
292 |
if (r.a[0] == 0) |
293 |
continue; |
294 |
info->status = r.a[0]; |
295 |
D(bug(" DrvSts at %08lx\n", info->status)); |
296 |
|
297 |
// Set up drive status |
298 |
WriteMacInt16(info->status + dsQType, sony); |
299 |
WriteMacInt8(info->status + dsInstalled, 1); |
300 |
WriteMacInt8(info->status + dsSides, 0xff); |
301 |
WriteMacInt8(info->status + dsTwoSideFmt, 0xff); |
302 |
WriteMacInt8(info->status + dsNewIntf, 0xff); |
303 |
WriteMacInt8(info->status + dsMFMDrive, 0xff); |
304 |
WriteMacInt8(info->status + dsMFMDisk, 0xff); |
305 |
WriteMacInt8(info->status + dsTwoMegFmt, 0xff); |
306 |
|
307 |
// Disk in drive? |
308 |
if (SysIsDiskInserted(info->fh)) { |
309 |
WriteMacInt8(info->status + dsDiskInPlace, 1); // Inserted removable disk |
310 |
WriteMacInt8(info->status + dsWriteProt, info->read_only ? 0xff : 0); |
311 |
info->to_be_mounted = true; |
312 |
} |
313 |
|
314 |
// Add drive to drive queue |
315 |
D(bug(" adding drive %d\n", info->num)); |
316 |
r.d[0] = (info->num << 16) | (SonyRefNum & 0xffff); |
317 |
r.a[0] = info->status + dsQLink; |
318 |
Execute68kTrap(0xa04e, &r); // AddDrive() |
319 |
} |
320 |
} |
321 |
return noErr; |
322 |
} |
323 |
|
324 |
|
325 |
/* |
326 |
* Driver Prime() routine |
327 |
*/ |
328 |
|
329 |
int16 SonyPrime(uint32 pb, uint32 dce) |
330 |
{ |
331 |
WriteMacInt32(pb + ioActCount, 0); |
332 |
|
333 |
// Drive valid and disk inserted? |
334 |
DriveInfo *info; |
335 |
if ((info = get_drive_info(ReadMacInt16(pb + ioVRefNum))) == NULL) |
336 |
return nsDrvErr; |
337 |
if (!ReadMacInt8(info->status + dsDiskInPlace)) |
338 |
return offLinErr; |
339 |
WriteMacInt8(info->status + dsDiskInPlace, 2); // Disk accessed |
340 |
|
341 |
// Get parameters |
342 |
void *buffer = Mac2HostAddr(ReadMacInt32(pb + ioBuffer)); |
343 |
size_t length = ReadMacInt32(pb + ioReqCount); |
344 |
loff_t position = ReadMacInt32(dce + dCtlPosition); |
345 |
if ((length & 0x1ff) || (position & 0x1ff)) |
346 |
return paramErr; |
347 |
|
348 |
size_t actual = 0; |
349 |
if ((ReadMacInt16(pb + ioTrap) & 0xff) == aRdCmd) { |
350 |
|
351 |
// Read |
352 |
actual = Sys_read(info->fh, buffer, position, length); |
353 |
if (actual != length) |
354 |
return readErr; |
355 |
|
356 |
// Clear TagBuf |
357 |
WriteMacInt32(0x2fc, 0); |
358 |
WriteMacInt32(0x300, 0); |
359 |
WriteMacInt32(0x304, 0); |
360 |
|
361 |
} else { |
362 |
|
363 |
// Write |
364 |
if (info->read_only) |
365 |
return wPrErr; |
366 |
actual = Sys_write(info->fh, buffer, position, length); |
367 |
if (actual != length) |
368 |
return writErr; |
369 |
} |
370 |
|
371 |
// Update ParamBlock and DCE |
372 |
WriteMacInt32(pb + ioActCount, actual); |
373 |
WriteMacInt32(dce + dCtlPosition, ReadMacInt32(dce + dCtlPosition) + actual); |
374 |
return noErr; |
375 |
} |
376 |
|
377 |
|
378 |
/* |
379 |
* Driver Control() routine |
380 |
*/ |
381 |
|
382 |
int16 SonyControl(uint32 pb, uint32 dce) |
383 |
{ |
384 |
uint16 code = ReadMacInt16(pb + csCode); |
385 |
D(bug("SonyControl %d\n", code)); |
386 |
|
387 |
// General codes |
388 |
switch (code) { |
389 |
case 1: // KillIO |
390 |
return -1; |
391 |
|
392 |
case 9: // Track cache |
393 |
return noErr; |
394 |
|
395 |
case 65: // Periodic action (accRun, "insert" disks on startup) |
396 |
mount_mountable_volumes(); |
397 |
PatchAfterStartup(); // Install patches after system startup |
398 |
WriteMacInt16(dce + dCtlFlags, ReadMacInt16(dce + dCtlFlags) & ~0x2000); // Disable periodic action |
399 |
acc_run_called = true; |
400 |
return noErr; |
401 |
} |
402 |
|
403 |
// Drive valid? |
404 |
DriveInfo *info; |
405 |
if ((info = get_drive_info(ReadMacInt16(pb + ioVRefNum))) == NULL) |
406 |
return nsDrvErr; |
407 |
|
408 |
// Drive-specific codes |
409 |
switch (code) { |
410 |
case 5: // Verify disk |
411 |
if (ReadMacInt8(info->status + dsDiskInPlace) > 0) |
412 |
return noErr; |
413 |
else |
414 |
return verErr; |
415 |
|
416 |
case 6: // Format disk |
417 |
if (info->read_only) |
418 |
return wPrErr; |
419 |
else if (ReadMacInt8(info->status + dsDiskInPlace) > 0) { |
420 |
if (SysFormat(info->fh)) |
421 |
return noErr; |
422 |
else |
423 |
return writErr; |
424 |
} else |
425 |
return offLinErr; |
426 |
|
427 |
case 7: // Eject |
428 |
if (ReadMacInt8(info->status + dsDiskInPlace) > 0) { |
429 |
SysEject(info->fh); |
430 |
WriteMacInt8(info->status + dsDiskInPlace, 0); |
431 |
} |
432 |
return noErr; |
433 |
|
434 |
case 8: // Set tag buffer |
435 |
info->tag_buffer = ReadMacInt32(pb + csParam); |
436 |
return noErr; |
437 |
|
438 |
case 21: // Get drive icon |
439 |
WriteMacInt32(pb + csParam, SonyDriveIconAddr); |
440 |
return noErr; |
441 |
|
442 |
case 22: // Get disk icon |
443 |
WriteMacInt32(pb + csParam, SonyDiskIconAddr); |
444 |
return noErr; |
445 |
|
446 |
case 23: // Get drive info |
447 |
if (info->num == 1) |
448 |
WriteMacInt32(pb + csParam, 0x0004); // Internal drive |
449 |
else |
450 |
WriteMacInt32(pb + csParam, 0x0104); // External drive |
451 |
return noErr; |
452 |
|
453 |
case 'SC': { // Format and write to disk |
454 |
if (!ReadMacInt8(info->status + dsDiskInPlace)) |
455 |
return offLinErr; |
456 |
if (info->read_only) |
457 |
return wPrErr; |
458 |
|
459 |
void *data = Mac2HostAddr(ReadMacInt32(pb + csParam + 2)); |
460 |
size_t actual = Sys_write(info->fh, data, 0, 2880*512); |
461 |
if (actual != 2880*512) |
462 |
return writErr; |
463 |
else |
464 |
return noErr; |
465 |
} |
466 |
|
467 |
default: |
468 |
printf("WARNING: Unknown SonyControl(%d)\n", code); |
469 |
return controlErr; |
470 |
} |
471 |
} |
472 |
|
473 |
|
474 |
/* |
475 |
* Driver Status() routine |
476 |
*/ |
477 |
|
478 |
int16 SonyStatus(uint32 pb, uint32 dce) |
479 |
{ |
480 |
uint16 code = ReadMacInt16(pb + csCode); |
481 |
D(bug("SonyStatus %d\n", code)); |
482 |
|
483 |
// Drive valid? |
484 |
DriveInfo *info; |
485 |
if ((info = get_drive_info(ReadMacInt16(pb + ioVRefNum))) == NULL) |
486 |
return nsDrvErr; |
487 |
|
488 |
switch (code) { |
489 |
case 6: // Return format list |
490 |
if (ReadMacInt16(pb + csParam) > 0) { |
491 |
uint32 adr = ReadMacInt32(pb + csParam + 2); |
492 |
WriteMacInt16(pb + csParam, 1); // 1 format |
493 |
WriteMacInt32(adr, 2880); // 2880 sectors |
494 |
WriteMacInt32(adr + 4, 0xd2120050); // 2 heads, 18 secs/track, 80 tracks |
495 |
return noErr; |
496 |
} else |
497 |
return paramErr; |
498 |
|
499 |
case 8: // Get drive status |
500 |
Mac2Mac_memcpy(pb + csParam, info->status, 22); |
501 |
return noErr; |
502 |
|
503 |
case 10: // Get disk type |
504 |
WriteMacInt32(pb + csParam, ReadMacInt32(info->status + dsMFMDrive) & 0xffffff00 | 0xfe); |
505 |
return noErr; |
506 |
|
507 |
case 'DV': // Duplicator version supported |
508 |
WriteMacInt16(pb + csParam, 0x0410); |
509 |
return noErr; |
510 |
|
511 |
case 'SC': // Get address header format byte |
512 |
WriteMacInt8(pb + csParam, 0x22); // 512 bytes/sector |
513 |
return noErr; |
514 |
|
515 |
default: |
516 |
printf("WARNING: Unknown SonyStatus(%d)\n", code); |
517 |
return statusErr; |
518 |
} |
519 |
} |
520 |
|
521 |
|
522 |
/* |
523 |
* Driver interrupt routine - check for volumes to be mounted |
524 |
*/ |
525 |
|
526 |
void SonyInterrupt(void) |
527 |
{ |
528 |
static int tick_count = 0; |
529 |
if (!acc_run_called) |
530 |
return; |
531 |
|
532 |
tick_count++; |
533 |
if (tick_count > driver_delay) { |
534 |
tick_count = 0; |
535 |
mount_mountable_volumes(); |
536 |
} |
537 |
} |