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1.1 root 1: /*
2: * UAE - The Un*x Amiga Emulator
3: *
1.1.1.3 root 4: * AutoConfig (tm) Expansions (ZorroII/III)
5: *
6: * Copyright 1996,1997 Stefan Reinauer <[email protected]>
7: * Copyright 1997 Brian King <[email protected]>
8: * - added gfxcard code
9: *
1.1 root 10: */
11:
12: #include "sysconfig.h"
13: #include "sysdeps.h"
14:
15: #include "config.h"
16: #include "options.h"
1.1.1.3 root 17: #include "uae.h"
1.1 root 18: #include "memory.h"
19: #include "autoconf.h"
1.1.1.3 root 20: #include "picasso96.h"
1.1 root 21:
1.1.1.3 root 22: #define MAX_EXPANSION_BOARDS 8
1.1 root 23:
1.1.1.3 root 24: /* ********************************************************** */
1.1 root 25: /* 00 / 02 */
1.1.1.3 root 26: /* er_Type */
27:
28: #define Z2_MEM_8MB 0x00 /* Size of Memory Block */
29: #define Z2_MEM_4MB 0x07
30: #define Z2_MEM_2MB 0x06
31: #define Z2_MEM_1MB 0x05
32: #define Z2_MEM_512KB 0x04
33: #define Z2_MEM_256KB 0x03
34: #define Z2_MEM_128KB 0x02
35: #define Z2_MEM_64KB 0x01
36: /* extended definitions */
37: #define Z2_MEM_16MB 0x00
38: #define Z2_MEM_32MB 0x01
39: #define Z2_MEM_64MB 0x02
40: #define Z2_MEM_128MB 0x03
41: #define Z2_MEM_256MB 0x04
42: #define Z2_MEM_512MB 0x05
43: #define Z2_MEM_1GB 0x06
44:
45: #define chainedconfig 0x08 /* Next config is part of the same card */
46: #define rom_card 0x10 /* ROM vector is valid */
47: #define add_memory 0x20 /* Link RAM into free memory list */
1.1 root 48:
1.1.1.3 root 49: #define zorroII 0xc0 /* Type of Expansion Card */
50: #define zorroIII 0x80
1.1 root 51:
52: /* ********************************************************** */
1.1.1.3 root 53: /* 04 - 06 & 10-16 */
1.1 root 54:
1.1.1.3 root 55: /* Manufacturer */
56: #define commodore_g 513 /* Commodore Braunschweig (Germany) */
57: #define commodore 514 /* Commodore West Chester */
58: #define gvp 2017 /* GVP */
59: #define ass 2102 /* Advanced Systems & Software */
60: #define hackers_id 2011 /* Special ID for test cards */
61:
62: /* Card Type */
63: #define commodore_a2091 3 /* A2091 / A590 Card from C= */
64: #define commodore_a2091_ram 10 /* A2091 / A590 Ram on HD-Card */
65: #define commodore_a2232 70 /* A2232 Multiport Expansion */
66: #define ass_nexus_scsi 1 /* Nexus SCSI Controller */
1.1 root 67:
1.1.1.3 root 68: #define gvp_series_2_scsi 11
69: #define gvp_iv_24_gfx 32
1.1 root 70:
1.1.1.3 root 71: /* ********************************************************** */
72: /* 08 - 0A */
73: /* er_Flags */
74: #define Z3_MEM_64KB 0x02
75: #define Z3_MEM_128KB 0x03
76: #define Z3_MEM_256KB 0x04
77: #define Z3_MEM_512KB 0x05
78: #define Z3_MEM_1MB 0x06 /* Zorro III card subsize */
79: #define Z3_MEM_2MB 0x07
80: #define Z3_MEM_4MB 0x08
81: #define Z3_MEM_6MB 0x09
82: #define Z3_MEM_8MB 0x0a
83: #define Z3_MEM_10MB 0x0b
84: #define Z3_MEM_12MB 0x0c
85: #define Z3_MEM_14MB 0x0d
86: #define Z3_MEM_16MB 0x00
87: #define Z3_MEM_AUTO 0x01
88: #define Z3_MEM_defunct1 0x0e
89: #define Z3_MEM_defunct2 0x0f
90:
91: #define force_z3 0x10 /* *MUST* be set if card is Z3 */
92: #define ext_size 0x20 /* Use extended size table for bits 0-2 of er_Type */
93: #define no_shutup 0x40 /* Card cannot receive Shut_up_forever */
94: #define care_addr 0x80 /* Adress HAS to be $200000-$9fffff */
1.1 root 95:
96: /* ********************************************************** */
1.1.1.3 root 97: /* 40-42 */
98: /* ec_interrupt (unused) */
1.1 root 99:
1.1.1.3 root 100: #define enable_irq 0x01 /* enable Interrupt */
101: #define reset_card 0x04 /* Reset of Expansion Card - must be 0 */
102: #define card_int2 0x10 /* READ ONLY: IRQ 2 active */
103: #define card_irq6 0x20 /* READ ONLY: IRQ 6 active */
104: #define card_irq7 0x40 /* READ ONLY: IRQ 7 active */
105: #define does_irq 0x80 /* READ ONLY: Card currently throws IRQ */
1.1 root 106:
107: /* ********************************************************** */
108:
1.1.1.3 root 109: /* ROM defines (DiagVec) */
110:
111: #define rom_4bit (0x00<<14) /* ROM width */
112: #define rom_8bit (0x01<<14)
113: #define rom_16bit (0x02<<14)
114:
115: #define rom_never (0x00<<12) /* Never run Boot Code */
116: #define rom_install (0x01<<12) /* run code at install time */
117: #define rom_binddrv (0x02<<12) /* run code with binddrivers */
118:
119: uaecptr ROM_filesys_resname = 0, ROM_filesys_resid = 0;
120: uaecptr ROM_filesys_diagentry = 0;
121: uaecptr ROM_hardfile_resname = 0, ROM_hardfile_resid = 0;
122: uaecptr ROM_hardfile_init = 0;
1.1 root 123:
124: /* ********************************************************** */
125:
1.1.1.3 root 126: static void (*card_init[MAX_EXPANSION_BOARDS]) (void);
127: static void (*card_map[MAX_EXPANSION_BOARDS]) (void);
1.1 root 128:
1.1.1.3 root 129: static int ecard = 0;
1.1 root 130:
131: /* ********************************************************** */
132:
1.1.1.3 root 133: /* Please note: ZorroIII implementation seems to work different
134: * than described in the HRM. This claims that ZorroIII config
135: * address is 0xff000000 while the ZorroII config space starts
136: * at 0x00e80000. In reality, both, Z2 and Z3 cards are
137: * configured in the ZorroII config space. Kickstart 3.1 doesn't
138: * even do a single read or write access to the ZorroIII space.
139: * The original Amiga include files tell the same as the HRM.
140: * ZorroIII: If you set ext_size in er_Flags and give a Z2-size
141: * in er_Type you can very likely add some ZorroII address space
142: * to a ZorroIII card on a real Amiga. This is not implemented
143: * yet.
144: * -- Stefan
145: *
146: * Surprising that 0xFF000000 isn't used. Maybe it depends on the
147: * ROM. Anyway, the HRM says that Z3 cards may appear in Z2 config
148: * space, so what we are doing here is correct.
149: * -- Bernd
150: */
1.1 root 151:
1.1.1.3 root 152: /* Autoconfig address space at 0xE80000 */
153: static uae_u8 expamem[65536];
1.1 root 154:
1.1.1.3 root 155: static uae_u8 expamem_lo;
156: static uae_u16 expamem_hi;
1.1 root 157:
1.1.1.2 root 158: /*
1.1.1.3 root 159: * Dummy entries to show that there's no card in a slot
1.1.1.2 root 160: */
1.1 root 161:
1.1.1.3 root 162: static void expamem_map_clear (void)
163: {
164: fprintf (stderr, "expamem_map_clear() got called. Shouldn't happen.\n");
165: }
166:
167: static void expamem_init_clear (void)
168: {
169: memset (expamem, 0xff, sizeof expamem);
170: }
1.1 root 171:
1.1.1.4 root 172: static uae_u32 expamem_lget (uaecptr) REGPARAM;
173: static uae_u32 expamem_wget (uaecptr) REGPARAM;
174: static uae_u32 expamem_bget (uaecptr) REGPARAM;
175: static void expamem_lput (uaecptr, uae_u32) REGPARAM;
176: static void expamem_wput (uaecptr, uae_u32) REGPARAM;
177: static void expamem_bput (uaecptr, uae_u32) REGPARAM;
1.1 root 178:
1.1.1.3 root 179: addrbank expamem_bank = {
180: expamem_lget, expamem_wget, expamem_bget,
181: expamem_lput, expamem_wput, expamem_bput,
182: default_xlate, default_check
183: };
1.1 root 184:
1.1.1.4 root 185: static uae_u32 REGPARAM2 expamem_lget (uaecptr addr)
1.1 root 186: {
1.1.1.4 root 187: write_log ("warning: READ.L from address $%lx \n", addr);
1.1.1.3 root 188: return 0xfffffffful;
1.1 root 189: }
190:
1.1.1.4 root 191: static uae_u32 REGPARAM2 expamem_wget (uaecptr addr)
1.1 root 192: {
1.1.1.4 root 193: write_log ("warning: READ.W from address $%lx \n", addr);
1.1.1.3 root 194: return 0xffff;
195: }
196:
1.1.1.4 root 197: static uae_u32 REGPARAM2 expamem_bget (uaecptr addr)
1.1.1.3 root 198: {
199: addr &= 0xFFFF;
200: return expamem[addr];
1.1 root 201: }
202:
1.1.1.3 root 203: static void REGPARAM2 expamem_write (uaecptr addr, uae_u32 value)
1.1 root 204: {
1.1.1.3 root 205: addr &= 0xffff;
206: if (addr == 00 || addr == 02 || addr == 0x40 || addr == 0x42) {
207: expamem[addr] = (value & 0xf0);
208: expamem[addr + 2] = (value & 0x0f) << 4;
209: } else {
210: expamem[addr] = ~(value & 0xf0);
211: expamem[addr + 2] = ~((value & 0x0f) << 4);
212: }
213: }
214:
1.1.1.4 root 215: static int REGPARAM2 expamem_type (void)
1.1.1.3 root 216: {
217: return ((expamem[0] | expamem[2] >> 4) & 0xc0);
218: }
219:
1.1.1.4 root 220: static void REGPARAM2 expamem_lput (uaecptr addr, uae_u32 value)
1.1.1.3 root 221: {
1.1.1.4 root 222: write_log ("warning: WRITE.L to address $%lx : value $%lx\n", addr, value);
1.1.1.3 root 223: }
224:
1.1.1.4 root 225: static void REGPARAM2 expamem_wput (uaecptr addr, uae_u32 value)
1.1.1.3 root 226: {
227: if (expamem_type() != zorroIII)
1.1.1.4 root 228: write_log ("warning: WRITE.W to address $%lx : value $%x\n", addr, value);
1.1.1.3 root 229: else {
230: switch (addr & 0xff) {
231: case 0x44:
232: if (expamem_type() == zorroIII) {
233: expamem_hi = value;
234: (*card_map[ecard]) ();
1.1.1.4 root 235: write_log (" Card %d (Zorro%s) done.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 236: ++ecard;
1.1.1.6 ! root 237: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 238: (*card_init[ecard]) ();
239: else
240: expamem_init_clear ();
241: }
242: break;
243: }
244: }
245: }
246:
1.1.1.4 root 247: static void REGPARAM2 expamem_bput (uaecptr addr, uae_u32 value)
1.1.1.3 root 248: {
249: switch (addr & 0xff) {
250: case 0x30:
251: case 0x32:
252: expamem_hi = 0;
253: expamem_lo = 0;
254: expamem_write (0x48, 0x00);
255: break;
256:
257: case 0x48:
258: if (expamem_type () == zorroII) {
259: expamem_hi = value & 0xFF;
260: (*card_map[ecard]) ();
1.1.1.4 root 261: write_log (" Card %d (Zorro%s) done.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 262: ++ecard;
1.1.1.6 ! root 263: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 264: (*card_init[ecard]) ();
265: else
266: expamem_init_clear ();
267: } else if (expamem_type() == zorroIII)
268: expamem_lo = value;
269: break;
270:
271: case 0x4a:
272: if (expamem_type () == zorroII)
273: expamem_lo = value;
274: break;
275:
276: case 0x4c:
1.1.1.4 root 277: write_log (" Card %d (Zorro %s) had no success.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 278: ++ecard;
1.1.1.6 ! root 279: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 280: (*card_init[ecard]) ();
281: else
282: expamem_init_clear ();
283: break;
284: }
285: }
286:
287: /* ********************************************************** */
288:
289: /*
290: * Fast Memory
291: */
292:
293: static uae_u32 fastmem_mask;
294:
1.1.1.4 root 295: static uae_u32 fastmem_lget (uaecptr) REGPARAM;
296: static uae_u32 fastmem_wget (uaecptr) REGPARAM;
297: static uae_u32 fastmem_bget (uaecptr) REGPARAM;
298: static void fastmem_lput (uaecptr, uae_u32) REGPARAM;
299: static void fastmem_wput (uaecptr, uae_u32) REGPARAM;
300: static void fastmem_bput (uaecptr, uae_u32) REGPARAM;
301: static int fastmem_check (uaecptr addr, uae_u32 size) REGPARAM;
302: static uae_u8 *fastmem_xlate (uaecptr addr) REGPARAM;
1.1.1.3 root 303:
304: static uae_u32 fastmem_start; /* Determined by the OS */
305: static uae_u8 *fastmemory = NULL;
306:
1.1.1.4 root 307: uae_u32 REGPARAM2 fastmem_lget (uaecptr addr)
1.1.1.3 root 308: {
309: uae_u8 *m;
1.1 root 310: addr -= fastmem_start & fastmem_mask;
311: addr &= fastmem_mask;
312: m = fastmemory + addr;
1.1.1.3 root 313: return do_get_mem_long ((uae_u32 *)m);
1.1 root 314: }
315:
1.1.1.4 root 316: uae_u32 REGPARAM2 fastmem_wget (uaecptr addr)
1.1 root 317: {
1.1.1.3 root 318: uae_u8 *m;
1.1 root 319: addr -= fastmem_start & fastmem_mask;
320: addr &= fastmem_mask;
321: m = fastmemory + addr;
1.1.1.3 root 322: return do_get_mem_word ((uae_u16 *)m);
1.1 root 323: }
324:
1.1.1.4 root 325: uae_u32 REGPARAM2 fastmem_bget (uaecptr addr)
1.1 root 326: {
327: addr -= fastmem_start & fastmem_mask;
328: addr &= fastmem_mask;
329: return fastmemory[addr];
330: }
331:
1.1.1.4 root 332: void REGPARAM2 fastmem_lput (uaecptr addr, uae_u32 l)
1.1 root 333: {
1.1.1.3 root 334: uae_u8 *m;
1.1 root 335: addr -= fastmem_start & fastmem_mask;
336: addr &= fastmem_mask;
337: m = fastmemory + addr;
1.1.1.3 root 338: do_put_mem_long ((uae_u32 *)m, l);
1.1 root 339: }
340:
1.1.1.4 root 341: void REGPARAM2 fastmem_wput (uaecptr addr, uae_u32 w)
1.1 root 342: {
1.1.1.3 root 343: uae_u8 *m;
1.1 root 344: addr -= fastmem_start & fastmem_mask;
345: addr &= fastmem_mask;
346: m = fastmemory + addr;
1.1.1.3 root 347: do_put_mem_word ((uae_u16 *)m, w);
1.1 root 348: }
349:
1.1.1.4 root 350: void REGPARAM2 fastmem_bput (uaecptr addr, uae_u32 b)
1.1 root 351: {
352: addr -= fastmem_start & fastmem_mask;
353: addr &= fastmem_mask;
354: fastmemory[addr] = b;
355: }
356:
1.1.1.4 root 357: static int REGPARAM2 fastmem_check (uaecptr addr, uae_u32 size)
1.1 root 358: {
359: addr -= fastmem_start & fastmem_mask;
360: addr &= fastmem_mask;
1.1.1.4 root 361: return (addr + size) <= allocated_fastmem;
1.1 root 362: }
363:
1.1.1.4 root 364: static uae_u8 REGPARAM2 *fastmem_xlate (uaecptr addr)
1.1 root 365: {
366: addr -= fastmem_start & fastmem_mask;
367: addr &= fastmem_mask;
368: return fastmemory + addr;
369: }
370:
371: addrbank fastmem_bank = {
372: fastmem_lget, fastmem_wget, fastmem_bget,
373: fastmem_lput, fastmem_wput, fastmem_bput,
374: fastmem_xlate, fastmem_check
375: };
376:
377:
378: /*
379: * Filesystem device ROM
1.1.1.3 root 380: * This is very simple, the Amiga shouldn't be doing things with it.
1.1 root 381: */
382:
1.1.1.4 root 383: static uae_u32 filesys_lget (uaecptr) REGPARAM;
384: static uae_u32 filesys_wget (uaecptr) REGPARAM;
385: static uae_u32 filesys_bget (uaecptr) REGPARAM;
386: static void filesys_lput (uaecptr, uae_u32) REGPARAM;
387: static void filesys_wput (uaecptr, uae_u32) REGPARAM;
388: static void filesys_bput (uaecptr, uae_u32) REGPARAM;
1.1 root 389:
1.1.1.3 root 390: static uae_u32 filesys_start; /* Determined by the OS */
391: uae_u8 filesysory[65536];
1.1 root 392:
1.1.1.4 root 393: uae_u32 REGPARAM2 filesys_lget (uaecptr addr)
1.1 root 394: {
1.1.1.3 root 395: uae_u8 *m;
1.1 root 396: addr -= filesys_start & 65535;
397: addr &= 65535;
398: m = filesysory + addr;
1.1.1.3 root 399: return do_get_mem_long ((uae_u32 *)m);
1.1 root 400: }
401:
1.1.1.4 root 402: uae_u32 REGPARAM2 filesys_wget (uaecptr addr)
1.1 root 403: {
1.1.1.3 root 404: uae_u8 *m;
1.1 root 405: addr -= filesys_start & 65535;
406: addr &= 65535;
407: m = filesysory + addr;
1.1.1.3 root 408: return do_get_mem_word ((uae_u16 *)m);
1.1 root 409: }
410:
1.1.1.4 root 411: uae_u32 REGPARAM2 filesys_bget (uaecptr addr)
1.1 root 412: {
413: addr -= filesys_start & 65535;
414: addr &= 65535;
415: return filesysory[addr];
416: }
417:
1.1.1.4 root 418: static void REGPARAM2 filesys_lput (uaecptr addr, uae_u32 l)
1.1 root 419: {
1.1.1.3 root 420: write_log ("filesys_lput called\n");
1.1 root 421: }
422:
1.1.1.4 root 423: static void REGPARAM2 filesys_wput (uaecptr addr, uae_u32 w)
1.1 root 424: {
1.1.1.3 root 425: write_log ("filesys_wput called\n");
1.1 root 426: }
427:
1.1.1.4 root 428: static void REGPARAM2 filesys_bput (uaecptr addr, uae_u32 b)
1.1 root 429: {
1.1.1.3 root 430: fprintf (stderr, "filesys_bput called. This usually means that you are using\n");
431: fprintf (stderr, "Kickstart 1.2. Please give UAE the \"-a\" option next time\n");
432: fprintf (stderr, "you start it. If you are _not_ using Kickstart 1.2, then\n");
433: fprintf (stderr, "there's a bug somewhere.\n");
434: fprintf (stderr, "Exiting...\n");
435: uae_quit ();
1.1 root 436: }
437:
438: addrbank filesys_bank = {
439: filesys_lget, filesys_wget, filesys_bget,
440: filesys_lput, filesys_wput, filesys_bput,
441: default_xlate, default_check
442: };
443:
1.1.1.3 root 444: /*
445: * Z3fastmem Memory
446: */
1.1 root 447:
448:
1.1.1.3 root 449: static uae_u32 z3fastmem_mask;
1.1 root 450:
1.1.1.4 root 451: static uae_u32 z3fastmem_lget (uaecptr) REGPARAM;
452: static uae_u32 z3fastmem_wget (uaecptr) REGPARAM;
453: static uae_u32 z3fastmem_bget (uaecptr) REGPARAM;
454: static void z3fastmem_lput (uaecptr, uae_u32) REGPARAM;
455: static void z3fastmem_wput (uaecptr, uae_u32) REGPARAM;
456: static void z3fastmem_bput (uaecptr, uae_u32) REGPARAM;
457: static int z3fastmem_check (uaecptr addr, uae_u32 size) REGPARAM;
458: static uae_u8 *z3fastmem_xlate (uaecptr addr) REGPARAM;
1.1.1.3 root 459:
460: static uae_u32 z3fastmem_start; /* Determined by the OS */
461: static uae_u8 *z3fastmem = NULL;
1.1 root 462:
1.1.1.4 root 463: uae_u32 REGPARAM2 z3fastmem_lget (uaecptr addr)
1.1 root 464: {
1.1.1.3 root 465: uae_u8 *m;
466: addr -= z3fastmem_start & z3fastmem_mask;
467: addr &= z3fastmem_mask;
468: m = z3fastmem + addr;
469: return do_get_mem_long ((uae_u32 *)m);
1.1 root 470: }
471:
1.1.1.4 root 472: uae_u32 REGPARAM2 z3fastmem_wget (uaecptr addr)
1.1 root 473: {
1.1.1.3 root 474: uae_u8 *m;
475: addr -= z3fastmem_start & z3fastmem_mask;
476: addr &= z3fastmem_mask;
477: m = z3fastmem + addr;
478: return do_get_mem_word ((uae_u16 *)m);
1.1 root 479: }
480:
1.1.1.4 root 481: uae_u32 REGPARAM2 z3fastmem_bget (uaecptr addr)
1.1 root 482: {
1.1.1.3 root 483: addr -= z3fastmem_start & z3fastmem_mask;
484: addr &= z3fastmem_mask;
485: return z3fastmem[addr];
1.1 root 486: }
487:
1.1.1.4 root 488: void REGPARAM2 z3fastmem_lput (uaecptr addr, uae_u32 l)
1.1 root 489: {
1.1.1.3 root 490: uae_u8 *m;
491: addr -= z3fastmem_start & z3fastmem_mask;
492: addr &= z3fastmem_mask;
493: m = z3fastmem + addr;
494: do_put_mem_long ((uae_u32 *)m, l);
1.1 root 495: }
496:
1.1.1.4 root 497: void REGPARAM2 z3fastmem_wput (uaecptr addr, uae_u32 w)
1.1 root 498: {
1.1.1.3 root 499: uae_u8 *m;
500: addr -= z3fastmem_start & z3fastmem_mask;
501: addr &= z3fastmem_mask;
502: m = z3fastmem + addr;
503: do_put_mem_word ((uae_u16 *)m, w);
1.1 root 504: }
505:
1.1.1.4 root 506: void REGPARAM2 z3fastmem_bput (uaecptr addr, uae_u32 b)
1.1 root 507: {
1.1.1.3 root 508: addr -= z3fastmem_start & z3fastmem_mask;
509: addr &= z3fastmem_mask;
510: z3fastmem[addr] = b;
1.1 root 511: }
512:
1.1.1.4 root 513: static int REGPARAM2 z3fastmem_check (uaecptr addr, uae_u32 size)
1.1 root 514: {
1.1.1.3 root 515: addr -= z3fastmem_start & z3fastmem_mask;
516: addr &= z3fastmem_mask;
1.1.1.4 root 517: return (addr + size) <= allocated_z3fastmem;
1.1 root 518: }
519:
1.1.1.4 root 520: static uae_u8 REGPARAM2 *z3fastmem_xlate (uaecptr addr)
1.1 root 521: {
1.1.1.3 root 522: addr -= z3fastmem_start & z3fastmem_mask;
523: addr &= z3fastmem_mask;
524: return z3fastmem + addr;
525: }
1.1 root 526:
1.1.1.3 root 527: addrbank z3fastmem_bank = {
528: z3fastmem_lget, z3fastmem_wget, z3fastmem_bget,
529: z3fastmem_lput, z3fastmem_wput, z3fastmem_bput,
530: z3fastmem_xlate, z3fastmem_check
531: };
1.1 root 532:
1.1.1.3 root 533: /* Z3-based UAEGFX-card */
534: uae_u32 gfxmem_mask; /* for memory.c */
535: uae_u8 *gfxmemory;
536: uae_u32 gfxmem_start;
1.1 root 537:
1.1.1.3 root 538: /* ********************************************************** */
1.1 root 539:
1.1.1.2 root 540: /*
1.1 root 541: * Expansion Card (ZORRO II) for 1/2/4/8 MB of Fast Memory
1.1.1.2 root 542: */
1.1 root 543:
1.1.1.3 root 544: static void expamem_map_fastcard (void)
1.1 root 545: {
1.1.1.3 root 546: fastmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 547: map_banks (&fastmem_bank, fastmem_start >> 16, allocated_fastmem >> 16);
548: write_log ("Fastcard: mapped @$%lx: %dMB fast memory\n", fastmem_start, allocated_fastmem >> 20);
1.1 root 549: }
550:
1.1.1.3 root 551: static void expamem_init_fastcard (void)
1.1 root 552: {
553: expamem_init_clear();
1.1.1.4 root 554: if (allocated_fastmem == 0x100000)
1.1.1.3 root 555: expamem_write (0x00, Z2_MEM_1MB + add_memory + zorroII);
1.1.1.4 root 556: else if (allocated_fastmem == 0x200000)
1.1.1.3 root 557: expamem_write (0x00, Z2_MEM_2MB + add_memory + zorroII);
1.1.1.4 root 558: else if (allocated_fastmem == 0x400000)
1.1.1.3 root 559: expamem_write (0x00, Z2_MEM_4MB + add_memory + zorroII);
1.1.1.4 root 560: else if (allocated_fastmem == 0x800000)
1.1.1.3 root 561: expamem_write (0x00, Z2_MEM_8MB + add_memory + zorroII);
1.1 root 562:
563: expamem_write (0x08, care_addr);
564:
565: expamem_write (0x04, 1);
1.1.1.3 root 566:
1.1 root 567: expamem_write (0x10, hackers_id >> 8);
1.1.1.3 root 568: expamem_write (0x14, hackers_id & 0xff);
1.1 root 569:
570: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
571: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
572: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
573: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
574:
1.1.1.3 root 575: expamem_write (0x28, 0x00); /* Rom-Offset hi */
576: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
1.1 root 577:
578: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
579: }
580:
1.1.1.3 root 581: /* ********************************************************** */
582:
1.1 root 583: /*
584: * Filesystem device
585: */
586:
1.1.1.3 root 587: static void expamem_map_filesys (void)
1.1 root 588: {
1.1.1.3 root 589: uaecptr a;
590:
591: filesys_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
592: map_banks (&filesys_bank, filesys_start >> 16, 1);
1.1.1.5 root 593: write_log ("Filesystem: mapped memory @$%lx.\n", filesys_start);
1.1.1.3 root 594: /* 68k code needs to know this. */
595: a = here ();
596: org (0xF0FFFC);
597: dl (filesys_start + 0x2000);
598: org (a);
1.1 root 599: }
600:
1.1.1.3 root 601: static void expamem_init_filesys (void)
1.1 root 602: {
1.1.1.5 root 603: /* struct DiagArea - the size has to be large enough to store several device ROMTags */
604: uae_u8 diagarea[] = { 0x90, 0x00, /* da_Config, da_Flags */
605: 0x02, 0x00, /* da_Size */
606: 0x01, 0x00, /* da_DiagPoint */
607: 0x01, 0x06 /* da_BootPoint */
608: };
1.1 root 609:
610: expamem_init_clear();
1.1.1.3 root 611: expamem_write (0x00, Z2_MEM_64KB | rom_card | zorroII);
1.1 root 612:
1.1.1.3 root 613: expamem_write (0x08, no_shutup);
1.1 root 614:
615: expamem_write (0x04, 2);
616: expamem_write (0x10, hackers_id >> 8);
1.1.1.3 root 617: expamem_write (0x14, hackers_id & 0xff);
1.1 root 618:
619: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
620: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
621: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
622: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
623:
1.1.1.5 root 624: /* er_InitDiagVec */
1.1.1.3 root 625: expamem_write (0x28, 0x10); /* Rom-Offset hi */
626: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
1.1 root 627:
628: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
629:
630: /* Build a DiagArea */
1.1.1.3 root 631: memcpy (expamem + 0x1000, diagarea, sizeof diagarea);
632:
1.1 root 633: /* Call DiagEntry */
1.1.1.3 root 634: do_put_mem_word ((uae_u16 *)(expamem + 0x1100), 0x4EF9); /* JMP */
635: do_put_mem_long ((uae_u32 *)(expamem + 0x1102), ROM_filesys_diagentry);
636:
1.1 root 637: /* What comes next is a plain bootblock */
1.1.1.3 root 638: do_put_mem_word ((uae_u16 *)(expamem + 0x1106), 0x4EF9); /* JMP */
639: do_put_mem_long ((uae_u32 *)(expamem + 0x1108), EXPANSION_bootcode);
640:
641: memcpy (filesysory, expamem, 0x3000);
1.1 root 642: }
643:
1.1.1.2 root 644: /*
1.1.1.3 root 645: * Zorro III expansion memory
1.1.1.2 root 646: */
1.1 root 647:
1.1.1.3 root 648: static void expamem_map_z3fastmem (void)
1.1 root 649: {
1.1.1.3 root 650: z3fastmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 651: map_banks (&z3fastmem_bank, z3fastmem_start >> 16, currprefs.z3fastmem_size >> 16);
1.1.1.3 root 652:
1.1.1.4 root 653: write_log ("Fastmem (32bit): mapped @$%lx: %d MB Zorro III fast memory \n",
654: z3fastmem_start, allocated_z3fastmem / 0x100000);
1.1.1.3 root 655: }
656:
657: static void expamem_init_z3fastmem (void)
658: {
1.1.1.4 root 659: int code = (allocated_z3fastmem == 0x100000 ? Z2_MEM_1MB
660: : allocated_z3fastmem == 0x200000 ? Z2_MEM_2MB
661: : allocated_z3fastmem == 0x400000 ? Z2_MEM_4MB
662: : allocated_z3fastmem == 0x800000 ? Z2_MEM_8MB
663: : allocated_z3fastmem == 0x1000000 ? Z2_MEM_16MB
664: : allocated_z3fastmem == 0x2000000 ? Z2_MEM_32MB
665: : allocated_z3fastmem == 0x4000000 ? Z2_MEM_64MB
666: : allocated_z3fastmem == 0x8000000 ? Z2_MEM_128MB
667: : allocated_z3fastmem == 0x10000000 ? Z2_MEM_256MB
668: : allocated_z3fastmem == 0x20000000 ? Z2_MEM_512MB
1.1.1.3 root 669: : Z2_MEM_1GB);
670: expamem_init_clear();
671: expamem_write (0x00, add_memory | zorroIII | code);
672:
1.1.1.4 root 673: expamem_write (0x08, no_shutup | force_z3 | (allocated_z3fastmem > 0x800000 ? ext_size : Z3_MEM_AUTO));
1.1.1.3 root 674:
675: expamem_write (0x04, 3);
676:
677: expamem_write (0x10, hackers_id >> 8);
678: expamem_write (0x14, hackers_id & 0xff);
679:
680: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
681: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
682: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
683: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
684:
685: expamem_write (0x28, 0x00); /* Rom-Offset hi */
686: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
687:
688: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
1.1 root 689: }
690:
1.1.1.3 root 691: #ifdef PICASSO96
692: /*
693: * Fake Graphics Card (ZORRO III) - BDK
694: */
695:
696: static void expamem_map_gfxcard (void)
1.1 root 697: {
1.1.1.3 root 698: gfxmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 699: map_banks (&gfxmem_bank, gfxmem_start >> 16, allocated_gfxmem >> 16);
700: write_log ("UAEGFX-card: mapped @$%lx \n", gfxmem_start);
1.1 root 701: }
1.1.1.3 root 702:
703: static void expamem_init_gfxcard (void)
704: {
705: expamem_init_clear();
706: expamem_write (0x00, zorroIII);
707:
1.1.1.4 root 708: switch (allocated_gfxmem) {
1.1.1.3 root 709: case 0x00100000:
710: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_1MB);
711: break;
712: case 0x00200000:
713: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_2MB);
714: break;
715: case 0x00400000:
716: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_4MB);
717: break;
718: case 0x00800000:
719: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_8MB);
720: break;
721: }
722:
723: expamem_write (0x04, 96);
724:
725: expamem_write (0x10, hackers_id >> 8);
726: expamem_write (0x14, hackers_id & 0xff);
727:
728: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
729: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
730: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
731: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
732:
733: expamem_write (0x28, 0x00); /* Rom-Offset hi */
734: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
735:
736: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
737: }
738: #endif
739:
740: void expamem_reset()
741: {
742: int cardno = 0;
743: ecard = 0;
744:
745: if (fastmemory != NULL) {
746: card_init[cardno] = expamem_init_fastcard;
747: card_map[cardno++] = expamem_map_fastcard;
748: }
749: if (z3fastmem != NULL) {
750: card_init[cardno] = expamem_init_z3fastmem;
751: card_map[cardno++] = expamem_map_z3fastmem;
752: }
753: #ifdef PICASSO96
754: if (gfxmemory != NULL) {
755: card_init[cardno] = expamem_init_gfxcard;
756: card_map[cardno++] = expamem_map_gfxcard;
757: }
758: #endif
759: if (currprefs.automount_uaedev && !ersatzkickfile) {
760: card_init[cardno] = expamem_init_filesys;
761: card_map[cardno++] = expamem_map_filesys;
762: }
763: while (cardno < MAX_EXPANSION_BOARDS) {
764: card_init[cardno] = expamem_init_clear;
765: card_map[cardno++] = expamem_map_clear;
766: }
767:
768: (*card_init[0]) ();
769: }
770:
1.1.1.4 root 771: void expansion_init (void)
1.1.1.3 root 772: {
1.1.1.4 root 773: allocated_fastmem = currprefs.fastmem_size;
774: allocated_z3fastmem = currprefs.z3fastmem_size;
775: allocated_gfxmem = currprefs.gfxmem_size;
776:
777: if (allocated_fastmem > 0) {
1.1.1.3 root 778: do {
1.1.1.4 root 779: fastmem_mask = allocated_fastmem - 1;
780: fastmemory = (uae_u8 *)malloc (allocated_fastmem);
781: if (fastmemory == 0)
782: allocated_fastmem >>= 1;
783: } while (fastmemory == 0 && allocated_fastmem >= 1024 * 1024);
784:
785: if (fastmemory == 0) {
1.1.1.3 root 786: write_log ("Out of memory for fastmem card.\n");
1.1.1.4 root 787: allocated_fastmem = 0;
1.1.1.3 root 788: }
789: }
1.1.1.4 root 790: if (allocated_z3fastmem > 0) {
791: z3fastmem_mask = allocated_z3fastmem - 1;
792: z3fastmem = (uae_u8 *)malloc (allocated_z3fastmem);
793: if (z3fastmem == 0) {
794: write_log ("Out of memory for 32 bit fast memory.\n");
795: allocated_z3fastmem = 0;
1.1.1.3 root 796: }
797: }
1.1.1.4 root 798: if (allocated_gfxmem > 0) {
799: gfxmem_mask = allocated_gfxmem - 1;
800: gfxmemory = (uae_u8 *)malloc (allocated_gfxmem);
801: if (gfxmemory == 0) {
802: write_log ("Out of memory for graphics card memory\n");
803: allocated_gfxmem = 0;
1.1.1.3 root 804: }
805: }
806: }
807:
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