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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: {
1.1.1.7 ! root 187: special_mem |= S_READ;
1.1.1.4 root 188: write_log ("warning: READ.L from address $%lx \n", addr);
1.1.1.3 root 189: return 0xfffffffful;
1.1 root 190: }
191:
1.1.1.4 root 192: static uae_u32 REGPARAM2 expamem_wget (uaecptr addr)
1.1 root 193: {
1.1.1.7 ! root 194: special_mem |= S_READ;
1.1.1.4 root 195: write_log ("warning: READ.W from address $%lx \n", addr);
1.1.1.3 root 196: return 0xffff;
197: }
198:
1.1.1.4 root 199: static uae_u32 REGPARAM2 expamem_bget (uaecptr addr)
1.1.1.3 root 200: {
1.1.1.7 ! root 201: special_mem |= S_READ;
1.1.1.3 root 202: addr &= 0xFFFF;
203: return expamem[addr];
1.1 root 204: }
205:
1.1.1.3 root 206: static void REGPARAM2 expamem_write (uaecptr addr, uae_u32 value)
1.1 root 207: {
1.1.1.7 ! root 208: special_mem |= S_WRITE;
1.1.1.3 root 209: addr &= 0xffff;
210: if (addr == 00 || addr == 02 || addr == 0x40 || addr == 0x42) {
211: expamem[addr] = (value & 0xf0);
212: expamem[addr + 2] = (value & 0x0f) << 4;
213: } else {
214: expamem[addr] = ~(value & 0xf0);
215: expamem[addr + 2] = ~((value & 0x0f) << 4);
216: }
217: }
218:
1.1.1.4 root 219: static int REGPARAM2 expamem_type (void)
1.1.1.3 root 220: {
221: return ((expamem[0] | expamem[2] >> 4) & 0xc0);
222: }
223:
1.1.1.4 root 224: static void REGPARAM2 expamem_lput (uaecptr addr, uae_u32 value)
1.1.1.3 root 225: {
1.1.1.7 ! root 226: special_mem |= S_WRITE;
1.1.1.4 root 227: write_log ("warning: WRITE.L to address $%lx : value $%lx\n", addr, value);
1.1.1.3 root 228: }
229:
1.1.1.4 root 230: static void REGPARAM2 expamem_wput (uaecptr addr, uae_u32 value)
1.1.1.3 root 231: {
1.1.1.7 ! root 232: special_mem |= S_WRITE;
1.1.1.3 root 233: if (expamem_type() != zorroIII)
1.1.1.4 root 234: write_log ("warning: WRITE.W to address $%lx : value $%x\n", addr, value);
1.1.1.3 root 235: else {
236: switch (addr & 0xff) {
237: case 0x44:
238: if (expamem_type() == zorroIII) {
239: expamem_hi = value;
240: (*card_map[ecard]) ();
1.1.1.4 root 241: write_log (" Card %d (Zorro%s) done.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 242: ++ecard;
1.1.1.6 root 243: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 244: (*card_init[ecard]) ();
245: else
246: expamem_init_clear ();
247: }
248: break;
249: }
250: }
251: }
252:
1.1.1.4 root 253: static void REGPARAM2 expamem_bput (uaecptr addr, uae_u32 value)
1.1.1.3 root 254: {
1.1.1.7 ! root 255: special_mem |= S_WRITE;
1.1.1.3 root 256: switch (addr & 0xff) {
257: case 0x30:
258: case 0x32:
259: expamem_hi = 0;
260: expamem_lo = 0;
261: expamem_write (0x48, 0x00);
262: break;
263:
264: case 0x48:
265: if (expamem_type () == zorroII) {
266: expamem_hi = value & 0xFF;
267: (*card_map[ecard]) ();
1.1.1.4 root 268: write_log (" Card %d (Zorro%s) done.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 269: ++ecard;
1.1.1.6 root 270: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 271: (*card_init[ecard]) ();
272: else
273: expamem_init_clear ();
274: } else if (expamem_type() == zorroIII)
275: expamem_lo = value;
276: break;
277:
278: case 0x4a:
279: if (expamem_type () == zorroII)
280: expamem_lo = value;
281: break;
282:
283: case 0x4c:
1.1.1.4 root 284: write_log (" Card %d (Zorro %s) had no success.\n", ecard + 1, expamem_type() == 0xc0 ? "II" : "III");
1.1.1.3 root 285: ++ecard;
1.1.1.6 root 286: if (ecard < MAX_EXPANSION_BOARDS)
1.1.1.3 root 287: (*card_init[ecard]) ();
288: else
289: expamem_init_clear ();
290: break;
291: }
292: }
293:
294: /* ********************************************************** */
295:
296: /*
297: * Fast Memory
298: */
299:
300: static uae_u32 fastmem_mask;
301:
1.1.1.4 root 302: static uae_u32 fastmem_lget (uaecptr) REGPARAM;
303: static uae_u32 fastmem_wget (uaecptr) REGPARAM;
304: static uae_u32 fastmem_bget (uaecptr) REGPARAM;
305: static void fastmem_lput (uaecptr, uae_u32) REGPARAM;
306: static void fastmem_wput (uaecptr, uae_u32) REGPARAM;
307: static void fastmem_bput (uaecptr, uae_u32) REGPARAM;
308: static int fastmem_check (uaecptr addr, uae_u32 size) REGPARAM;
309: static uae_u8 *fastmem_xlate (uaecptr addr) REGPARAM;
1.1.1.3 root 310:
311: static uae_u32 fastmem_start; /* Determined by the OS */
312: static uae_u8 *fastmemory = NULL;
313:
1.1.1.4 root 314: uae_u32 REGPARAM2 fastmem_lget (uaecptr addr)
1.1.1.3 root 315: {
316: uae_u8 *m;
1.1 root 317: addr -= fastmem_start & fastmem_mask;
318: addr &= fastmem_mask;
319: m = fastmemory + addr;
1.1.1.3 root 320: return do_get_mem_long ((uae_u32 *)m);
1.1 root 321: }
322:
1.1.1.4 root 323: uae_u32 REGPARAM2 fastmem_wget (uaecptr addr)
1.1 root 324: {
1.1.1.3 root 325: uae_u8 *m;
1.1 root 326: addr -= fastmem_start & fastmem_mask;
327: addr &= fastmem_mask;
328: m = fastmemory + addr;
1.1.1.3 root 329: return do_get_mem_word ((uae_u16 *)m);
1.1 root 330: }
331:
1.1.1.4 root 332: uae_u32 REGPARAM2 fastmem_bget (uaecptr addr)
1.1 root 333: {
334: addr -= fastmem_start & fastmem_mask;
335: addr &= fastmem_mask;
336: return fastmemory[addr];
337: }
338:
1.1.1.4 root 339: void REGPARAM2 fastmem_lput (uaecptr addr, uae_u32 l)
1.1 root 340: {
1.1.1.3 root 341: uae_u8 *m;
1.1 root 342: addr -= fastmem_start & fastmem_mask;
343: addr &= fastmem_mask;
344: m = fastmemory + addr;
1.1.1.3 root 345: do_put_mem_long ((uae_u32 *)m, l);
1.1 root 346: }
347:
1.1.1.4 root 348: void REGPARAM2 fastmem_wput (uaecptr addr, uae_u32 w)
1.1 root 349: {
1.1.1.3 root 350: uae_u8 *m;
1.1 root 351: addr -= fastmem_start & fastmem_mask;
352: addr &= fastmem_mask;
353: m = fastmemory + addr;
1.1.1.3 root 354: do_put_mem_word ((uae_u16 *)m, w);
1.1 root 355: }
356:
1.1.1.4 root 357: void REGPARAM2 fastmem_bput (uaecptr addr, uae_u32 b)
1.1 root 358: {
359: addr -= fastmem_start & fastmem_mask;
360: addr &= fastmem_mask;
361: fastmemory[addr] = b;
362: }
363:
1.1.1.4 root 364: static int REGPARAM2 fastmem_check (uaecptr addr, uae_u32 size)
1.1 root 365: {
366: addr -= fastmem_start & fastmem_mask;
367: addr &= fastmem_mask;
1.1.1.4 root 368: return (addr + size) <= allocated_fastmem;
1.1 root 369: }
370:
1.1.1.4 root 371: static uae_u8 REGPARAM2 *fastmem_xlate (uaecptr addr)
1.1 root 372: {
373: addr -= fastmem_start & fastmem_mask;
374: addr &= fastmem_mask;
375: return fastmemory + addr;
376: }
377:
378: addrbank fastmem_bank = {
379: fastmem_lget, fastmem_wget, fastmem_bget,
380: fastmem_lput, fastmem_wput, fastmem_bput,
381: fastmem_xlate, fastmem_check
382: };
383:
384:
385: /*
386: * Filesystem device ROM
1.1.1.3 root 387: * This is very simple, the Amiga shouldn't be doing things with it.
1.1 root 388: */
389:
1.1.1.4 root 390: static uae_u32 filesys_lget (uaecptr) REGPARAM;
391: static uae_u32 filesys_wget (uaecptr) REGPARAM;
392: static uae_u32 filesys_bget (uaecptr) REGPARAM;
393: static void filesys_lput (uaecptr, uae_u32) REGPARAM;
394: static void filesys_wput (uaecptr, uae_u32) REGPARAM;
395: static void filesys_bput (uaecptr, uae_u32) REGPARAM;
1.1 root 396:
1.1.1.3 root 397: static uae_u32 filesys_start; /* Determined by the OS */
398: uae_u8 filesysory[65536];
1.1 root 399:
1.1.1.4 root 400: uae_u32 REGPARAM2 filesys_lget (uaecptr addr)
1.1 root 401: {
1.1.1.3 root 402: uae_u8 *m;
1.1.1.7 ! root 403: special_mem |= S_READ;
1.1 root 404: addr -= filesys_start & 65535;
405: addr &= 65535;
406: m = filesysory + addr;
1.1.1.3 root 407: return do_get_mem_long ((uae_u32 *)m);
1.1 root 408: }
409:
1.1.1.4 root 410: uae_u32 REGPARAM2 filesys_wget (uaecptr addr)
1.1 root 411: {
1.1.1.3 root 412: uae_u8 *m;
1.1.1.7 ! root 413: special_mem |= S_READ;
1.1 root 414: addr -= filesys_start & 65535;
415: addr &= 65535;
416: m = filesysory + addr;
1.1.1.3 root 417: return do_get_mem_word ((uae_u16 *)m);
1.1 root 418: }
419:
1.1.1.4 root 420: uae_u32 REGPARAM2 filesys_bget (uaecptr addr)
1.1 root 421: {
1.1.1.7 ! root 422: special_mem |= S_READ;
1.1 root 423: addr -= filesys_start & 65535;
424: addr &= 65535;
425: return filesysory[addr];
426: }
427:
1.1.1.4 root 428: static void REGPARAM2 filesys_lput (uaecptr addr, uae_u32 l)
1.1 root 429: {
1.1.1.7 ! root 430: special_mem |= S_WRITE;
1.1.1.3 root 431: write_log ("filesys_lput called\n");
1.1 root 432: }
433:
1.1.1.4 root 434: static void REGPARAM2 filesys_wput (uaecptr addr, uae_u32 w)
1.1 root 435: {
1.1.1.7 ! root 436: special_mem |= S_WRITE;
1.1.1.3 root 437: write_log ("filesys_wput called\n");
1.1 root 438: }
439:
1.1.1.4 root 440: static void REGPARAM2 filesys_bput (uaecptr addr, uae_u32 b)
1.1 root 441: {
1.1.1.7 ! root 442: special_mem |= S_WRITE;
1.1.1.3 root 443: fprintf (stderr, "filesys_bput called. This usually means that you are using\n");
444: fprintf (stderr, "Kickstart 1.2. Please give UAE the \"-a\" option next time\n");
445: fprintf (stderr, "you start it. If you are _not_ using Kickstart 1.2, then\n");
446: fprintf (stderr, "there's a bug somewhere.\n");
447: fprintf (stderr, "Exiting...\n");
448: uae_quit ();
1.1 root 449: }
450:
451: addrbank filesys_bank = {
452: filesys_lget, filesys_wget, filesys_bget,
453: filesys_lput, filesys_wput, filesys_bput,
454: default_xlate, default_check
455: };
456:
1.1.1.3 root 457: /*
458: * Z3fastmem Memory
459: */
1.1 root 460:
461:
1.1.1.3 root 462: static uae_u32 z3fastmem_mask;
1.1 root 463:
1.1.1.4 root 464: static uae_u32 z3fastmem_lget (uaecptr) REGPARAM;
465: static uae_u32 z3fastmem_wget (uaecptr) REGPARAM;
466: static uae_u32 z3fastmem_bget (uaecptr) REGPARAM;
467: static void z3fastmem_lput (uaecptr, uae_u32) REGPARAM;
468: static void z3fastmem_wput (uaecptr, uae_u32) REGPARAM;
469: static void z3fastmem_bput (uaecptr, uae_u32) REGPARAM;
470: static int z3fastmem_check (uaecptr addr, uae_u32 size) REGPARAM;
471: static uae_u8 *z3fastmem_xlate (uaecptr addr) REGPARAM;
1.1.1.3 root 472:
473: static uae_u32 z3fastmem_start; /* Determined by the OS */
474: static uae_u8 *z3fastmem = NULL;
1.1 root 475:
1.1.1.4 root 476: uae_u32 REGPARAM2 z3fastmem_lget (uaecptr addr)
1.1 root 477: {
1.1.1.3 root 478: uae_u8 *m;
479: addr -= z3fastmem_start & z3fastmem_mask;
480: addr &= z3fastmem_mask;
481: m = z3fastmem + addr;
482: return do_get_mem_long ((uae_u32 *)m);
1.1 root 483: }
484:
1.1.1.4 root 485: uae_u32 REGPARAM2 z3fastmem_wget (uaecptr addr)
1.1 root 486: {
1.1.1.3 root 487: uae_u8 *m;
488: addr -= z3fastmem_start & z3fastmem_mask;
489: addr &= z3fastmem_mask;
490: m = z3fastmem + addr;
491: return do_get_mem_word ((uae_u16 *)m);
1.1 root 492: }
493:
1.1.1.4 root 494: uae_u32 REGPARAM2 z3fastmem_bget (uaecptr addr)
1.1 root 495: {
1.1.1.3 root 496: addr -= z3fastmem_start & z3fastmem_mask;
497: addr &= z3fastmem_mask;
498: return z3fastmem[addr];
1.1 root 499: }
500:
1.1.1.4 root 501: void REGPARAM2 z3fastmem_lput (uaecptr addr, uae_u32 l)
1.1 root 502: {
1.1.1.3 root 503: uae_u8 *m;
504: addr -= z3fastmem_start & z3fastmem_mask;
505: addr &= z3fastmem_mask;
506: m = z3fastmem + addr;
507: do_put_mem_long ((uae_u32 *)m, l);
1.1 root 508: }
509:
1.1.1.4 root 510: void REGPARAM2 z3fastmem_wput (uaecptr addr, uae_u32 w)
1.1 root 511: {
1.1.1.3 root 512: uae_u8 *m;
513: addr -= z3fastmem_start & z3fastmem_mask;
514: addr &= z3fastmem_mask;
515: m = z3fastmem + addr;
516: do_put_mem_word ((uae_u16 *)m, w);
1.1 root 517: }
518:
1.1.1.4 root 519: void REGPARAM2 z3fastmem_bput (uaecptr addr, uae_u32 b)
1.1 root 520: {
1.1.1.3 root 521: addr -= z3fastmem_start & z3fastmem_mask;
522: addr &= z3fastmem_mask;
523: z3fastmem[addr] = b;
1.1 root 524: }
525:
1.1.1.4 root 526: static int REGPARAM2 z3fastmem_check (uaecptr addr, uae_u32 size)
1.1 root 527: {
1.1.1.3 root 528: addr -= z3fastmem_start & z3fastmem_mask;
529: addr &= z3fastmem_mask;
1.1.1.4 root 530: return (addr + size) <= allocated_z3fastmem;
1.1 root 531: }
532:
1.1.1.4 root 533: static uae_u8 REGPARAM2 *z3fastmem_xlate (uaecptr addr)
1.1 root 534: {
1.1.1.3 root 535: addr -= z3fastmem_start & z3fastmem_mask;
536: addr &= z3fastmem_mask;
537: return z3fastmem + addr;
538: }
1.1 root 539:
1.1.1.3 root 540: addrbank z3fastmem_bank = {
541: z3fastmem_lget, z3fastmem_wget, z3fastmem_bget,
542: z3fastmem_lput, z3fastmem_wput, z3fastmem_bput,
543: z3fastmem_xlate, z3fastmem_check
544: };
1.1 root 545:
1.1.1.3 root 546: /* Z3-based UAEGFX-card */
547: uae_u32 gfxmem_mask; /* for memory.c */
548: uae_u8 *gfxmemory;
549: uae_u32 gfxmem_start;
1.1 root 550:
1.1.1.3 root 551: /* ********************************************************** */
1.1 root 552:
1.1.1.2 root 553: /*
1.1 root 554: * Expansion Card (ZORRO II) for 1/2/4/8 MB of Fast Memory
1.1.1.2 root 555: */
1.1 root 556:
1.1.1.3 root 557: static void expamem_map_fastcard (void)
1.1 root 558: {
1.1.1.3 root 559: fastmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 560: map_banks (&fastmem_bank, fastmem_start >> 16, allocated_fastmem >> 16);
561: write_log ("Fastcard: mapped @$%lx: %dMB fast memory\n", fastmem_start, allocated_fastmem >> 20);
1.1 root 562: }
563:
1.1.1.3 root 564: static void expamem_init_fastcard (void)
1.1 root 565: {
566: expamem_init_clear();
1.1.1.4 root 567: if (allocated_fastmem == 0x100000)
1.1.1.3 root 568: expamem_write (0x00, Z2_MEM_1MB + add_memory + zorroII);
1.1.1.4 root 569: else if (allocated_fastmem == 0x200000)
1.1.1.3 root 570: expamem_write (0x00, Z2_MEM_2MB + add_memory + zorroII);
1.1.1.4 root 571: else if (allocated_fastmem == 0x400000)
1.1.1.3 root 572: expamem_write (0x00, Z2_MEM_4MB + add_memory + zorroII);
1.1.1.4 root 573: else if (allocated_fastmem == 0x800000)
1.1.1.3 root 574: expamem_write (0x00, Z2_MEM_8MB + add_memory + zorroII);
1.1 root 575:
576: expamem_write (0x08, care_addr);
577:
578: expamem_write (0x04, 1);
1.1.1.3 root 579:
1.1 root 580: expamem_write (0x10, hackers_id >> 8);
1.1.1.3 root 581: expamem_write (0x14, hackers_id & 0xff);
1.1 root 582:
583: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
584: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
585: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
586: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
587:
1.1.1.3 root 588: expamem_write (0x28, 0x00); /* Rom-Offset hi */
589: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
1.1 root 590:
591: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
592: }
593:
1.1.1.3 root 594: /* ********************************************************** */
595:
1.1 root 596: /*
597: * Filesystem device
598: */
599:
1.1.1.3 root 600: static void expamem_map_filesys (void)
1.1 root 601: {
1.1.1.3 root 602: uaecptr a;
603:
604: filesys_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
605: map_banks (&filesys_bank, filesys_start >> 16, 1);
1.1.1.5 root 606: write_log ("Filesystem: mapped memory @$%lx.\n", filesys_start);
1.1.1.3 root 607: /* 68k code needs to know this. */
608: a = here ();
609: org (0xF0FFFC);
610: dl (filesys_start + 0x2000);
611: org (a);
1.1 root 612: }
613:
1.1.1.3 root 614: static void expamem_init_filesys (void)
1.1 root 615: {
1.1.1.5 root 616: /* struct DiagArea - the size has to be large enough to store several device ROMTags */
617: uae_u8 diagarea[] = { 0x90, 0x00, /* da_Config, da_Flags */
618: 0x02, 0x00, /* da_Size */
619: 0x01, 0x00, /* da_DiagPoint */
620: 0x01, 0x06 /* da_BootPoint */
621: };
1.1 root 622:
623: expamem_init_clear();
1.1.1.3 root 624: expamem_write (0x00, Z2_MEM_64KB | rom_card | zorroII);
1.1 root 625:
1.1.1.3 root 626: expamem_write (0x08, no_shutup);
1.1 root 627:
628: expamem_write (0x04, 2);
629: expamem_write (0x10, hackers_id >> 8);
1.1.1.3 root 630: expamem_write (0x14, hackers_id & 0xff);
1.1 root 631:
632: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
633: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
634: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
635: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
636:
1.1.1.5 root 637: /* er_InitDiagVec */
1.1.1.3 root 638: expamem_write (0x28, 0x10); /* Rom-Offset hi */
639: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
1.1 root 640:
641: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
642:
643: /* Build a DiagArea */
1.1.1.3 root 644: memcpy (expamem + 0x1000, diagarea, sizeof diagarea);
645:
1.1 root 646: /* Call DiagEntry */
1.1.1.3 root 647: do_put_mem_word ((uae_u16 *)(expamem + 0x1100), 0x4EF9); /* JMP */
648: do_put_mem_long ((uae_u32 *)(expamem + 0x1102), ROM_filesys_diagentry);
649:
1.1 root 650: /* What comes next is a plain bootblock */
1.1.1.3 root 651: do_put_mem_word ((uae_u16 *)(expamem + 0x1106), 0x4EF9); /* JMP */
652: do_put_mem_long ((uae_u32 *)(expamem + 0x1108), EXPANSION_bootcode);
653:
654: memcpy (filesysory, expamem, 0x3000);
1.1 root 655: }
656:
1.1.1.2 root 657: /*
1.1.1.3 root 658: * Zorro III expansion memory
1.1.1.2 root 659: */
1.1 root 660:
1.1.1.3 root 661: static void expamem_map_z3fastmem (void)
1.1 root 662: {
1.1.1.3 root 663: z3fastmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 664: map_banks (&z3fastmem_bank, z3fastmem_start >> 16, currprefs.z3fastmem_size >> 16);
1.1.1.3 root 665:
1.1.1.4 root 666: write_log ("Fastmem (32bit): mapped @$%lx: %d MB Zorro III fast memory \n",
667: z3fastmem_start, allocated_z3fastmem / 0x100000);
1.1.1.3 root 668: }
669:
670: static void expamem_init_z3fastmem (void)
671: {
1.1.1.4 root 672: int code = (allocated_z3fastmem == 0x100000 ? Z2_MEM_1MB
673: : allocated_z3fastmem == 0x200000 ? Z2_MEM_2MB
674: : allocated_z3fastmem == 0x400000 ? Z2_MEM_4MB
675: : allocated_z3fastmem == 0x800000 ? Z2_MEM_8MB
676: : allocated_z3fastmem == 0x1000000 ? Z2_MEM_16MB
677: : allocated_z3fastmem == 0x2000000 ? Z2_MEM_32MB
678: : allocated_z3fastmem == 0x4000000 ? Z2_MEM_64MB
679: : allocated_z3fastmem == 0x8000000 ? Z2_MEM_128MB
680: : allocated_z3fastmem == 0x10000000 ? Z2_MEM_256MB
681: : allocated_z3fastmem == 0x20000000 ? Z2_MEM_512MB
1.1.1.3 root 682: : Z2_MEM_1GB);
683: expamem_init_clear();
684: expamem_write (0x00, add_memory | zorroIII | code);
685:
1.1.1.4 root 686: expamem_write (0x08, no_shutup | force_z3 | (allocated_z3fastmem > 0x800000 ? ext_size : Z3_MEM_AUTO));
1.1.1.3 root 687:
688: expamem_write (0x04, 3);
689:
690: expamem_write (0x10, hackers_id >> 8);
691: expamem_write (0x14, hackers_id & 0xff);
692:
693: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
694: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
695: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
696: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
697:
698: expamem_write (0x28, 0x00); /* Rom-Offset hi */
699: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
700:
701: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
1.1 root 702: }
703:
1.1.1.3 root 704: #ifdef PICASSO96
705: /*
706: * Fake Graphics Card (ZORRO III) - BDK
707: */
708:
709: static void expamem_map_gfxcard (void)
1.1 root 710: {
1.1.1.3 root 711: gfxmem_start = ((expamem_hi | (expamem_lo >> 4)) << 16);
1.1.1.4 root 712: map_banks (&gfxmem_bank, gfxmem_start >> 16, allocated_gfxmem >> 16);
713: write_log ("UAEGFX-card: mapped @$%lx \n", gfxmem_start);
1.1 root 714: }
1.1.1.3 root 715:
716: static void expamem_init_gfxcard (void)
717: {
718: expamem_init_clear();
719: expamem_write (0x00, zorroIII);
720:
1.1.1.4 root 721: switch (allocated_gfxmem) {
1.1.1.3 root 722: case 0x00100000:
723: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_1MB);
724: break;
725: case 0x00200000:
726: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_2MB);
727: break;
728: case 0x00400000:
729: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_4MB);
730: break;
731: case 0x00800000:
732: expamem_write (0x08, no_shutup | force_z3 | Z3_MEM_8MB);
733: break;
734: }
735:
736: expamem_write (0x04, 96);
737:
738: expamem_write (0x10, hackers_id >> 8);
739: expamem_write (0x14, hackers_id & 0xff);
740:
741: expamem_write (0x18, 0x00); /* ser.no. Byte 0 */
742: expamem_write (0x1c, 0x00); /* ser.no. Byte 1 */
743: expamem_write (0x20, 0x00); /* ser.no. Byte 2 */
744: expamem_write (0x24, 0x01); /* ser.no. Byte 3 */
745:
746: expamem_write (0x28, 0x00); /* Rom-Offset hi */
747: expamem_write (0x2c, 0x00); /* ROM-Offset lo */
748:
749: expamem_write (0x40, 0x00); /* Ctrl/Statusreg.*/
750: }
751: #endif
752:
753: void expamem_reset()
754: {
755: int cardno = 0;
756: ecard = 0;
757:
758: if (fastmemory != NULL) {
759: card_init[cardno] = expamem_init_fastcard;
760: card_map[cardno++] = expamem_map_fastcard;
761: }
762: if (z3fastmem != NULL) {
763: card_init[cardno] = expamem_init_z3fastmem;
764: card_map[cardno++] = expamem_map_z3fastmem;
765: }
766: #ifdef PICASSO96
767: if (gfxmemory != NULL) {
768: card_init[cardno] = expamem_init_gfxcard;
769: card_map[cardno++] = expamem_map_gfxcard;
770: }
771: #endif
772: if (currprefs.automount_uaedev && !ersatzkickfile) {
773: card_init[cardno] = expamem_init_filesys;
774: card_map[cardno++] = expamem_map_filesys;
775: }
776: while (cardno < MAX_EXPANSION_BOARDS) {
777: card_init[cardno] = expamem_init_clear;
778: card_map[cardno++] = expamem_map_clear;
779: }
780:
781: (*card_init[0]) ();
782: }
783:
1.1.1.4 root 784: void expansion_init (void)
1.1.1.3 root 785: {
1.1.1.4 root 786: allocated_fastmem = currprefs.fastmem_size;
787: allocated_z3fastmem = currprefs.z3fastmem_size;
788: allocated_gfxmem = currprefs.gfxmem_size;
789:
790: if (allocated_fastmem > 0) {
1.1.1.3 root 791: do {
1.1.1.4 root 792: fastmem_mask = allocated_fastmem - 1;
793: fastmemory = (uae_u8 *)malloc (allocated_fastmem);
794: if (fastmemory == 0)
795: allocated_fastmem >>= 1;
796: } while (fastmemory == 0 && allocated_fastmem >= 1024 * 1024);
797:
798: if (fastmemory == 0) {
1.1.1.3 root 799: write_log ("Out of memory for fastmem card.\n");
1.1.1.4 root 800: allocated_fastmem = 0;
1.1.1.3 root 801: }
802: }
1.1.1.4 root 803: if (allocated_z3fastmem > 0) {
804: z3fastmem_mask = allocated_z3fastmem - 1;
805: z3fastmem = (uae_u8 *)malloc (allocated_z3fastmem);
806: if (z3fastmem == 0) {
807: write_log ("Out of memory for 32 bit fast memory.\n");
808: allocated_z3fastmem = 0;
1.1.1.3 root 809: }
810: }
1.1.1.4 root 811: if (allocated_gfxmem > 0) {
812: gfxmem_mask = allocated_gfxmem - 1;
813: gfxmemory = (uae_u8 *)malloc (allocated_gfxmem);
814: if (gfxmemory == 0) {
815: write_log ("Out of memory for graphics card memory\n");
816: allocated_gfxmem = 0;
1.1.1.3 root 817: }
818: }
819: }
820:
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