Fix emscripten build
[pcsx_rearmed.git] / libpcsxcore / psxhw.c
CommitLineData
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1/***************************************************************************
2 * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team *
3 * *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
8 * *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
13 * *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
18 ***************************************************************************/
19
20/*
21* Functions for PSX hardware control.
22*/
23
24#include "psxhw.h"
25#include "mdec.h"
26#include "cdrom.h"
ddbaf678 27#include "gpu.h"
ef79bbde 28
1f77c863 29//#undef PSXHW_LOG
30//#define PSXHW_LOG printf
906b1599 31#ifndef PAD_LOG
32#define PAD_LOG(...)
33#endif
1f77c863 34
ef79bbde 35void psxHwReset() {
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36 memset(psxH, 0, 0x10000);
37
38 mdecInit(); // initialize mdec decoder
39 cdrReset();
40 psxRcntInit();
086adfff 41 HW_GPU_STATUS = SWAP32(0x14802000);
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42}
43
a01b90c3 44void psxHwWriteIstat(u32 value)
45{
46 u32 stat = psxHu16(0x1070) & SWAPu16(value);
47 psxHu16ref(0x1070) = SWAPu16(stat);
48
49 psxRegs.CP0.n.Cause &= ~0x400;
50 if (stat & psxHu16(0x1074))
51 psxRegs.CP0.n.Cause |= 0x400;
52}
53
54void psxHwWriteImask(u32 value)
55{
56 u32 stat = psxHu16(0x1070);
57 psxHu16ref(0x1074) = SWAPu16(value);
58 if (stat & SWAPu16(value)) {
59 //if ((psxRegs.CP0.n.SR & 0x401) == 0x401)
60 // log_unhandled("irq on unmask @%08x\n", psxRegs.pc);
61 new_dyna_set_event(PSXINT_NEWDRC_CHECK, 1);
62 }
63 psxRegs.CP0.n.Cause &= ~0x400;
64 if (stat & value)
65 psxRegs.CP0.n.Cause |= 0x400;
66}
67
68void psxHwWriteDmaIcr32(u32 value)
69{
70 u32 tmp = value & 0x00ff803f;
71 tmp |= (SWAPu32(HW_DMA_ICR) & ~value) & 0x7f000000;
72 if ((tmp & HW_DMA_ICR_GLOBAL_ENABLE && tmp & 0x7f000000)
73 || tmp & HW_DMA_ICR_BUS_ERROR) {
74 if (!(SWAPu32(HW_DMA_ICR) & HW_DMA_ICR_IRQ_SENT))
75 psxHu32ref(0x1070) |= SWAP32(8);
76 tmp |= HW_DMA_ICR_IRQ_SENT;
77 }
78 HW_DMA_ICR = SWAPu32(tmp);
79}
80
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81u8 psxHwRead8(u32 add) {
82 unsigned char hard;
83
943a507a 84 switch (add & 0x1fffffff) {
906b1599 85 case 0x1f801040: hard = sioRead8(); break;
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86 case 0x1f801800: hard = cdrRead0(); break;
87 case 0x1f801801: hard = cdrRead1(); break;
88 case 0x1f801802: hard = cdrRead2(); break;
89 case 0x1f801803: hard = cdrRead3(); break;
906b1599 90
91 case 0x1f801041: case 0x1f801042: case 0x1f801043:
92 case 0x1f801044: case 0x1f801045:
93 case 0x1f801046: case 0x1f801047:
94 case 0x1f801048: case 0x1f801049:
95 case 0x1f80104a: case 0x1f80104b:
96 case 0x1f80104c: case 0x1f80104d:
97 case 0x1f80104e: case 0x1f80104f:
98 case 0x1f801050: case 0x1f801051:
99 case 0x1f801054: case 0x1f801055:
100 case 0x1f801058: case 0x1f801059:
101 case 0x1f80105a: case 0x1f80105b:
102 case 0x1f80105c: case 0x1f80105d:
103 case 0x1f801100: case 0x1f801101:
104 case 0x1f801104: case 0x1f801105:
105 case 0x1f801108: case 0x1f801109:
106 case 0x1f801110: case 0x1f801111:
107 case 0x1f801114: case 0x1f801115:
108 case 0x1f801118: case 0x1f801119:
109 case 0x1f801120: case 0x1f801121:
110 case 0x1f801124: case 0x1f801125:
111 case 0x1f801128: case 0x1f801129:
112 case 0x1f801810: case 0x1f801811:
113 case 0x1f801812: case 0x1f801813:
114 case 0x1f801814: case 0x1f801815:
115 case 0x1f801816: case 0x1f801817:
116 case 0x1f801820: case 0x1f801821:
117 case 0x1f801822: case 0x1f801823:
118 case 0x1f801824: case 0x1f801825:
119 case 0x1f801826: case 0x1f801827:
120 log_unhandled("unhandled r8 %08x @%08x\n", add, psxRegs.pc);
121 // falthrough
ef79bbde 122 default:
906b1599 123 if (0x1f801c00 <= add && add < 0x1f802000)
124 log_unhandled("spu r8 %02x @%08x\n", add, psxRegs.pc);
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125 hard = psxHu8(add);
126#ifdef PSXHW_LOG
127 PSXHW_LOG("*Unkwnown 8bit read at address %x\n", add);
128#endif
129 return hard;
130 }
131
132#ifdef PSXHW_LOG
133 PSXHW_LOG("*Known 8bit read at address %x value %x\n", add, hard);
134#endif
135 return hard;
136}
137
138u16 psxHwRead16(u32 add) {
139 unsigned short hard;
140
943a507a 141 switch (add & 0x1fffffff) {
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142#ifdef PSXHW_LOG
143 case 0x1f801070: PSXHW_LOG("IREG 16bit read %x\n", psxHu16(0x1070));
144 return psxHu16(0x1070);
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145 case 0x1f801074: PSXHW_LOG("IMASK 16bit read %x\n", psxHu16(0x1074));
146 return psxHu16(0x1074);
147#endif
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148 case 0x1f801040:
149 hard = sioRead8();
150 hard|= sioRead8() << 8;
ef79bbde 151 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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152 return hard;
153 case 0x1f801044:
154 hard = sioReadStat16();
ef79bbde 155 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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156 return hard;
157 case 0x1f801048:
158 hard = sioReadMode16();
ef79bbde 159 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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160 return hard;
161 case 0x1f80104a:
162 hard = sioReadCtrl16();
ef79bbde 163 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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164 return hard;
165 case 0x1f80104e:
166 hard = sioReadBaud16();
ef79bbde 167 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
b59f02a4 168 return hard;
906b1599 169
b59f02a4 170 /* Fixes Armored Core misdetecting the Link cable being detected.
171 * We want to turn that thing off and force it to do local multiplayer instead.
172 * Thanks Sony for the fix, they fixed it in their PS Classic fork.
173 */
174 case 0x1f801054:
175 return 0x80;\r
906b1599 176
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177 case 0x1f801100:
178 hard = psxRcntRcount(0);
179#ifdef PSXHW_LOG
180 PSXHW_LOG("T0 count read16: %x\n", hard);
181#endif
182 return hard;
183 case 0x1f801104:
184 hard = psxRcntRmode(0);
185#ifdef PSXHW_LOG
186 PSXHW_LOG("T0 mode read16: %x\n", hard);
187#endif
188 return hard;
189 case 0x1f801108:
190 hard = psxRcntRtarget(0);
191#ifdef PSXHW_LOG
192 PSXHW_LOG("T0 target read16: %x\n", hard);
193#endif
194 return hard;
195 case 0x1f801110:
196 hard = psxRcntRcount(1);
197#ifdef PSXHW_LOG
198 PSXHW_LOG("T1 count read16: %x\n", hard);
199#endif
200 return hard;
201 case 0x1f801114:
202 hard = psxRcntRmode(1);
203#ifdef PSXHW_LOG
204 PSXHW_LOG("T1 mode read16: %x\n", hard);
205#endif
206 return hard;
207 case 0x1f801118:
208 hard = psxRcntRtarget(1);
209#ifdef PSXHW_LOG
210 PSXHW_LOG("T1 target read16: %x\n", hard);
211#endif
212 return hard;
213 case 0x1f801120:
214 hard = psxRcntRcount(2);
215#ifdef PSXHW_LOG
216 PSXHW_LOG("T2 count read16: %x\n", hard);
217#endif
218 return hard;
219 case 0x1f801124:
220 hard = psxRcntRmode(2);
221#ifdef PSXHW_LOG
222 PSXHW_LOG("T2 mode read16: %x\n", hard);
223#endif
224 return hard;
225 case 0x1f801128:
226 hard = psxRcntRtarget(2);
227#ifdef PSXHW_LOG
228 PSXHW_LOG("T2 target read16: %x\n", hard);
229#endif
230 return hard;
231
232 //case 0x1f802030: hard = //int_2000????
233 //case 0x1f802040: hard =//dip switches...??
234
906b1599 235 case 0x1f801042:
236 case 0x1f801046:
237 case 0x1f80104c:
238 case 0x1f801050:
239 case 0x1f801058:
240 case 0x1f80105a:
241 case 0x1f80105c:
6c9db47c 242 case 0x1f801800:
243 case 0x1f801802:
906b1599 244 case 0x1f801810:
245 case 0x1f801812:
246 case 0x1f801814:
247 case 0x1f801816:
248 case 0x1f801820:
249 case 0x1f801822:
250 case 0x1f801824:
251 case 0x1f801826:
252 log_unhandled("unhandled r16 %08x @%08x\n", add, psxRegs.pc);
6c9db47c 253 // falthrough
ef79bbde 254 default:
906b1599 255 if (0x1f801c00 <= add && add < 0x1f802000)
256 return SPU_readRegister(add);
257 hard = psxHu16(add);
ef79bbde 258#ifdef PSXHW_LOG
906b1599 259 PSXHW_LOG("*Unkwnown 16bit read at address %x\n", add);
ef79bbde 260#endif
906b1599 261 return hard;
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262 }
263
264#ifdef PSXHW_LOG
265 PSXHW_LOG("*Known 16bit read at address %x value %x\n", add, hard);
266#endif
267 return hard;
268}
269
270u32 psxHwRead32(u32 add) {
271 u32 hard;
272
943a507a 273 switch (add & 0x1fffffff) {
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274 case 0x1f801040:
275 hard = sioRead8();
276 hard |= sioRead8() << 8;
277 hard |= sioRead8() << 16;
278 hard |= sioRead8() << 24;
ef79bbde 279 PAD_LOG("sio read32 ;ret = %x\n", hard);
906b1599 280 return hard;
281 case 0x1f801044:
282 hard = sioReadStat16();
283 PAD_LOG("sio read32 %x; ret = %x\n", add&0xf, hard);
284 return hard;
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285#ifdef PSXHW_LOG
286 case 0x1f801060:
287 PSXHW_LOG("RAM size read %x\n", psxHu32(0x1060));
288 return psxHu32(0x1060);
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289 case 0x1f801070: PSXHW_LOG("IREG 32bit read %x\n", psxHu32(0x1070));
290 return psxHu32(0x1070);
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291 case 0x1f801074: PSXHW_LOG("IMASK 32bit read %x\n", psxHu32(0x1074));
292 return psxHu32(0x1074);
293#endif
294
295 case 0x1f801810:
296 hard = GPU_readData();
297#ifdef PSXHW_LOG
298 PSXHW_LOG("GPU DATA 32bit read %x\n", hard);
299#endif
300 return hard;
301 case 0x1f801814:
ddbaf678 302 gpuSyncPluginSR();
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303 hard = SWAP32(HW_GPU_STATUS);
304 if (hSyncCount < 240 && (hard & PSXGPU_ILACE_BITS) != PSXGPU_ILACE_BITS)
0486fdc9 305 hard |= PSXGPU_LCF & (psxRegs.cycle << 20);
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306#ifdef PSXHW_LOG
307 PSXHW_LOG("GPU STATUS 32bit read %x\n", hard);
308#endif
309 return hard;
310
311 case 0x1f801820: hard = mdecRead0(); break;
312 case 0x1f801824: hard = mdecRead1(); break;
313
314#ifdef PSXHW_LOG
315 case 0x1f8010a0:
316 PSXHW_LOG("DMA2 MADR 32bit read %x\n", psxHu32(0x10a0));
317 return SWAPu32(HW_DMA2_MADR);
318 case 0x1f8010a4:
319 PSXHW_LOG("DMA2 BCR 32bit read %x\n", psxHu32(0x10a4));
320 return SWAPu32(HW_DMA2_BCR);
321 case 0x1f8010a8:
322 PSXHW_LOG("DMA2 CHCR 32bit read %x\n", psxHu32(0x10a8));
323 return SWAPu32(HW_DMA2_CHCR);
324#endif
325
326#ifdef PSXHW_LOG
327 case 0x1f8010b0:
328 PSXHW_LOG("DMA3 MADR 32bit read %x\n", psxHu32(0x10b0));
329 return SWAPu32(HW_DMA3_MADR);
330 case 0x1f8010b4:
331 PSXHW_LOG("DMA3 BCR 32bit read %x\n", psxHu32(0x10b4));
332 return SWAPu32(HW_DMA3_BCR);
333 case 0x1f8010b8:
334 PSXHW_LOG("DMA3 CHCR 32bit read %x\n", psxHu32(0x10b8));
335 return SWAPu32(HW_DMA3_CHCR);
336#endif
337
338#ifdef PSXHW_LOG
339/* case 0x1f8010f0:
340 PSXHW_LOG("DMA PCR 32bit read %x\n", psxHu32(0x10f0));
341 return SWAPu32(HW_DMA_PCR); // dma rest channel
342 case 0x1f8010f4:
343 PSXHW_LOG("DMA ICR 32bit read %x\n", psxHu32(0x10f4));
344 return SWAPu32(HW_DMA_ICR); // interrupt enabler?*/
345#endif
346
347 // time for rootcounters :)
348 case 0x1f801100:
349 hard = psxRcntRcount(0);
350#ifdef PSXHW_LOG
351 PSXHW_LOG("T0 count read32: %x\n", hard);
352#endif
353 return hard;
354 case 0x1f801104:
355 hard = psxRcntRmode(0);
356#ifdef PSXHW_LOG
357 PSXHW_LOG("T0 mode read32: %x\n", hard);
358#endif
359 return hard;
360 case 0x1f801108:
361 hard = psxRcntRtarget(0);
362#ifdef PSXHW_LOG
363 PSXHW_LOG("T0 target read32: %x\n", hard);
364#endif
365 return hard;
366 case 0x1f801110:
367 hard = psxRcntRcount(1);
368#ifdef PSXHW_LOG
369 PSXHW_LOG("T1 count read32: %x\n", hard);
370#endif
371 return hard;
372 case 0x1f801114:
373 hard = psxRcntRmode(1);
374#ifdef PSXHW_LOG
375 PSXHW_LOG("T1 mode read32: %x\n", hard);
376#endif
377 return hard;
378 case 0x1f801118:
379 hard = psxRcntRtarget(1);
380#ifdef PSXHW_LOG
381 PSXHW_LOG("T1 target read32: %x\n", hard);
382#endif
383 return hard;
384 case 0x1f801120:
385 hard = psxRcntRcount(2);
386#ifdef PSXHW_LOG
387 PSXHW_LOG("T2 count read32: %x\n", hard);
388#endif
389 return hard;
390 case 0x1f801124:
391 hard = psxRcntRmode(2);
392#ifdef PSXHW_LOG
393 PSXHW_LOG("T2 mode read32: %x\n", hard);
394#endif
395 return hard;
396 case 0x1f801128:
397 hard = psxRcntRtarget(2);
398#ifdef PSXHW_LOG
399 PSXHW_LOG("T2 target read32: %x\n", hard);
400#endif
401 return hard;
402
906b1599 403 case 0x1f801048:
404 case 0x1f80104c:
405 case 0x1f801050:
406 case 0x1f801054:
407 case 0x1f801058:
408 case 0x1f80105c:
6c9db47c 409 case 0x1f801800:
906b1599 410 log_unhandled("unhandled r32 %08x @%08x\n", add, psxRegs.pc);
6c9db47c 411 // falthrough
ef79bbde 412 default:
906b1599 413 if (0x1f801c00 <= add && add < 0x1f802000) {
414 hard = SPU_readRegister(add);
415 hard |= SPU_readRegister(add + 2) << 16;
416 return hard;
417 }
418 hard = psxHu32(add);
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419#ifdef PSXHW_LOG
420 PSXHW_LOG("*Unkwnown 32bit read at address %x\n", add);
421#endif
422 return hard;
423 }
424#ifdef PSXHW_LOG
425 PSXHW_LOG("*Known 32bit read at address %x\n", add);
426#endif
427 return hard;
428}
429
430void psxHwWrite8(u32 add, u8 value) {
943a507a 431 switch (add & 0x1fffffff) {
ef79bbde 432 case 0x1f801040: sioWrite8(value); break;\r
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433 case 0x1f801800: cdrWrite0(value); break;
434 case 0x1f801801: cdrWrite1(value); break;
435 case 0x1f801802: cdrWrite2(value); break;
436 case 0x1f801803: cdrWrite3(value); break;
437
906b1599 438 case 0x1f801041: case 0x1f801042: case 0x1f801043:
439 case 0x1f801044: case 0x1f801045:
440 case 0x1f801046: case 0x1f801047:
441 case 0x1f801048: case 0x1f801049:
442 case 0x1f80104a: case 0x1f80104b:
443 case 0x1f80104c: case 0x1f80104d:
444 case 0x1f80104e: case 0x1f80104f:
445 case 0x1f801050: case 0x1f801051:
446 case 0x1f801054: case 0x1f801055:
447 case 0x1f801058: case 0x1f801059:
448 case 0x1f80105a: case 0x1f80105b:
449 case 0x1f80105c: case 0x1f80105d:
450 case 0x1f801100: case 0x1f801101:
451 case 0x1f801104: case 0x1f801105:
452 case 0x1f801108: case 0x1f801109:
453 case 0x1f801110: case 0x1f801111:
454 case 0x1f801114: case 0x1f801115:
455 case 0x1f801118: case 0x1f801119:
456 case 0x1f801120: case 0x1f801121:
457 case 0x1f801124: case 0x1f801125:
458 case 0x1f801128: case 0x1f801129:
459 case 0x1f801810: case 0x1f801811:
460 case 0x1f801812: case 0x1f801813:
461 case 0x1f801814: case 0x1f801815:
462 case 0x1f801816: case 0x1f801817:
463 case 0x1f801820: case 0x1f801821:
464 case 0x1f801822: case 0x1f801823:
465 case 0x1f801824: case 0x1f801825:
466 case 0x1f801826: case 0x1f801827:
467 log_unhandled("unhandled w8 %08x @%08x\n", add, psxRegs.pc);
468 // falthrough
ef79bbde 469 default:
906b1599 470 if (0x1f801c00 <= add && add < 0x1f802000) {
471 log_unhandled("spu w8 %02x @%08x\n", value, psxRegs.pc);
472 if (!(add & 1))
473 SPU_writeRegister(add, value, psxRegs.cycle);
474 return;
475 }
476
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477 psxHu8(add) = value;
478#ifdef PSXHW_LOG
479 PSXHW_LOG("*Unknown 8bit write at address %x value %x\n", add, value);
480#endif
481 return;
482 }
483 psxHu8(add) = value;
484#ifdef PSXHW_LOG
485 PSXHW_LOG("*Known 8bit write at address %x value %x\n", add, value);
486#endif
487}
488
489void psxHwWrite16(u32 add, u16 value) {
943a507a 490 switch (add & 0x1fffffff) {
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491 case 0x1f801040:
492 sioWrite8((unsigned char)value);
493 sioWrite8((unsigned char)(value>>8));
ef79bbde 494 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
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495 return;
496 case 0x1f801044:
497 sioWriteStat16(value);
ef79bbde 498 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde
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499 return;
500 case 0x1f801048:
906b1599 501 sioWriteMode16(value);
ef79bbde 502 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
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503 return;
504 case 0x1f80104a: // control register
505 sioWriteCtrl16(value);
ef79bbde 506 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
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507 return;
508 case 0x1f80104e: // baudrate register
906b1599 509 sioWriteBaud16(value);
ef79bbde 510 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde 511 return;
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512 case 0x1f801070:
513#ifdef PSXHW_LOG
514 PSXHW_LOG("IREG 16bit write %x\n", value);
515#endif
a01b90c3 516 psxHwWriteIstat(value);
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517 return;
518
519 case 0x1f801074:
520#ifdef PSXHW_LOG
521 PSXHW_LOG("IMASK 16bit write %x\n", value);
522#endif
a01b90c3 523 psxHwWriteImask(value);
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524 return;
525
526 case 0x1f801100:
527#ifdef PSXHW_LOG
528 PSXHW_LOG("COUNTER 0 COUNT 16bit write %x\n", value);
529#endif
530 psxRcntWcount(0, value); return;
531 case 0x1f801104:
532#ifdef PSXHW_LOG
533 PSXHW_LOG("COUNTER 0 MODE 16bit write %x\n", value);
534#endif
535 psxRcntWmode(0, value); return;
536 case 0x1f801108:
537#ifdef PSXHW_LOG
538 PSXHW_LOG("COUNTER 0 TARGET 16bit write %x\n", value);
539#endif
540 psxRcntWtarget(0, value); return;
541
542 case 0x1f801110:
543#ifdef PSXHW_LOG
544 PSXHW_LOG("COUNTER 1 COUNT 16bit write %x\n", value);
545#endif
546 psxRcntWcount(1, value); return;
547 case 0x1f801114:
548#ifdef PSXHW_LOG
549 PSXHW_LOG("COUNTER 1 MODE 16bit write %x\n", value);
550#endif
551 psxRcntWmode(1, value); return;
552 case 0x1f801118:
553#ifdef PSXHW_LOG
554 PSXHW_LOG("COUNTER 1 TARGET 16bit write %x\n", value);
555#endif
556 psxRcntWtarget(1, value); return;
557
558 case 0x1f801120:
559#ifdef PSXHW_LOG
560 PSXHW_LOG("COUNTER 2 COUNT 16bit write %x\n", value);
561#endif
562 psxRcntWcount(2, value); return;
563 case 0x1f801124:
564#ifdef PSXHW_LOG
565 PSXHW_LOG("COUNTER 2 MODE 16bit write %x\n", value);
566#endif
567 psxRcntWmode(2, value); return;
568 case 0x1f801128:
569#ifdef PSXHW_LOG
570 PSXHW_LOG("COUNTER 2 TARGET 16bit write %x\n", value);
571#endif
572 psxRcntWtarget(2, value); return;
573
906b1599 574 case 0x1f801042:
575 case 0x1f801046:
576 case 0x1f80104c:
577 case 0x1f801050:
578 case 0x1f801054:
579 case 0x1f801058:
580 case 0x1f80105a:
581 case 0x1f80105c:
582 case 0x1f801800:
583 case 0x1f801802:
584 case 0x1f801810:
585 case 0x1f801812:
586 case 0x1f801814:
587 case 0x1f801816:
588 case 0x1f801820:
589 case 0x1f801822:
590 case 0x1f801824:
591 case 0x1f801826:
592 log_unhandled("unhandled w16 %08x @%08x\n", add, psxRegs.pc);
593 // falthrough
ef79bbde 594 default:
906b1599 595 if (0x1f801c00 <= add && add < 0x1f802000) {
650adfd2 596 SPU_writeRegister(add, value, psxRegs.cycle);
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597 return;
598 }
599
600 psxHu16ref(add) = SWAPu16(value);
601#ifdef PSXHW_LOG
602 PSXHW_LOG("*Unknown 16bit write at address %x value %x\n", add, value);
603#endif
604 return;
605 }
606 psxHu16ref(add) = SWAPu16(value);
607#ifdef PSXHW_LOG
608 PSXHW_LOG("*Known 16bit write at address %x value %x\n", add, value);
609#endif
610}
611
612#define DmaExec(n) { \
8c84ba5f 613 if (value & SWAPu32(HW_DMA##n##_CHCR) & 0x01000000) \
614 log_unhandled("dma" #n " %08x -> %08x\n", HW_DMA##n##_CHCR, value); \
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615 HW_DMA##n##_CHCR = SWAPu32(value); \
616\
617 if (SWAPu32(HW_DMA##n##_CHCR) & 0x01000000 && SWAPu32(HW_DMA_PCR) & (8 << (n * 4))) { \
618 psxDma##n(SWAPu32(HW_DMA##n##_MADR), SWAPu32(HW_DMA##n##_BCR), SWAPu32(HW_DMA##n##_CHCR)); \
619 } \
620}
621
622void psxHwWrite32(u32 add, u32 value) {
943a507a 623 switch (add & 0x1fffffff) {
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624 case 0x1f801040:
625 sioWrite8((unsigned char)value);
626 sioWrite8((unsigned char)((value&0xff) >> 8));
627 sioWrite8((unsigned char)((value&0xff) >> 16));
628 sioWrite8((unsigned char)((value&0xff) >> 24));
ef79bbde 629 PAD_LOG("sio write32 %x\n", value);
906b1599 630 return;
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631#ifdef PSXHW_LOG
632 case 0x1f801060:
633 PSXHW_LOG("RAM size write %x\n", value);
634 psxHu32ref(add) = SWAPu32(value);
635 return; // Ram size
636#endif
637
638 case 0x1f801070:
639#ifdef PSXHW_LOG
640 PSXHW_LOG("IREG 32bit write %x\n", value);
641#endif
a01b90c3 642 psxHwWriteIstat(value);
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643 return;
644 case 0x1f801074:
645#ifdef PSXHW_LOG
646 PSXHW_LOG("IMASK 32bit write %x\n", value);
647#endif
a01b90c3 648 psxHwWriteImask(value);
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649 return;
650
651#ifdef PSXHW_LOG
652 case 0x1f801080:
653 PSXHW_LOG("DMA0 MADR 32bit write %x\n", value);
654 HW_DMA0_MADR = SWAPu32(value); return; // DMA0 madr
655 case 0x1f801084:
656 PSXHW_LOG("DMA0 BCR 32bit write %x\n", value);
657 HW_DMA0_BCR = SWAPu32(value); return; // DMA0 bcr
658#endif
659 case 0x1f801088:
660#ifdef PSXHW_LOG
661 PSXHW_LOG("DMA0 CHCR 32bit write %x\n", value);
662#endif
663 DmaExec(0); // DMA0 chcr (MDEC in DMA)
664 return;
665
666#ifdef PSXHW_LOG
667 case 0x1f801090:
668 PSXHW_LOG("DMA1 MADR 32bit write %x\n", value);
669 HW_DMA1_MADR = SWAPu32(value); return; // DMA1 madr
670 case 0x1f801094:
671 PSXHW_LOG("DMA1 BCR 32bit write %x\n", value);
672 HW_DMA1_BCR = SWAPu32(value); return; // DMA1 bcr
673#endif
674 case 0x1f801098:
675#ifdef PSXHW_LOG
676 PSXHW_LOG("DMA1 CHCR 32bit write %x\n", value);
677#endif
678 DmaExec(1); // DMA1 chcr (MDEC out DMA)
679 return;
680
681#ifdef PSXHW_LOG
682 case 0x1f8010a0:
683 PSXHW_LOG("DMA2 MADR 32bit write %x\n", value);
684 HW_DMA2_MADR = SWAPu32(value); return; // DMA2 madr
685 case 0x1f8010a4:
686 PSXHW_LOG("DMA2 BCR 32bit write %x\n", value);
687 HW_DMA2_BCR = SWAPu32(value); return; // DMA2 bcr
688#endif
689 case 0x1f8010a8:
690#ifdef PSXHW_LOG
691 PSXHW_LOG("DMA2 CHCR 32bit write %x\n", value);
692#endif
693 DmaExec(2); // DMA2 chcr (GPU DMA)
694 return;
695
696#ifdef PSXHW_LOG
697 case 0x1f8010b0:
698 PSXHW_LOG("DMA3 MADR 32bit write %x\n", value);
699 HW_DMA3_MADR = SWAPu32(value); return; // DMA3 madr
700 case 0x1f8010b4:
701 PSXHW_LOG("DMA3 BCR 32bit write %x\n", value);
702 HW_DMA3_BCR = SWAPu32(value); return; // DMA3 bcr
703#endif
704 case 0x1f8010b8:
705#ifdef PSXHW_LOG
706 PSXHW_LOG("DMA3 CHCR 32bit write %x\n", value);
707#endif
708 DmaExec(3); // DMA3 chcr (CDROM DMA)
709
710 return;
711
712#ifdef PSXHW_LOG
713 case 0x1f8010c0:
714 PSXHW_LOG("DMA4 MADR 32bit write %x\n", value);
715 HW_DMA4_MADR = SWAPu32(value); return; // DMA4 madr
716 case 0x1f8010c4:
717 PSXHW_LOG("DMA4 BCR 32bit write %x\n", value);
718 HW_DMA4_BCR = SWAPu32(value); return; // DMA4 bcr
719#endif
720 case 0x1f8010c8:
721#ifdef PSXHW_LOG
722 PSXHW_LOG("DMA4 CHCR 32bit write %x\n", value);
723#endif
724 DmaExec(4); // DMA4 chcr (SPU DMA)
725 return;
726
727#if 0
728 case 0x1f8010d0: break; //DMA5write_madr();
729 case 0x1f8010d4: break; //DMA5write_bcr();
730 case 0x1f8010d8: break; //DMA5write_chcr(); // Not needed
731#endif
732
733#ifdef PSXHW_LOG
734 case 0x1f8010e0:
735 PSXHW_LOG("DMA6 MADR 32bit write %x\n", value);
736 HW_DMA6_MADR = SWAPu32(value); return; // DMA6 bcr
737 case 0x1f8010e4:
738 PSXHW_LOG("DMA6 BCR 32bit write %x\n", value);
739 HW_DMA6_BCR = SWAPu32(value); return; // DMA6 bcr
740#endif
741 case 0x1f8010e8:
742#ifdef PSXHW_LOG
743 PSXHW_LOG("DMA6 CHCR 32bit write %x\n", value);
744#endif
745 DmaExec(6); // DMA6 chcr (OT clear)
746 return;
747
748#ifdef PSXHW_LOG
749 case 0x1f8010f0:
750 PSXHW_LOG("DMA PCR 32bit write %x\n", value);
751 HW_DMA_PCR = SWAPu32(value);
752 return;
753#endif
754
755 case 0x1f8010f4:
756#ifdef PSXHW_LOG
757 PSXHW_LOG("DMA ICR 32bit write %x\n", value);
758#endif
a01b90c3 759 psxHwWriteDmaIcr32(value);
ef79bbde 760 return;
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761
762 case 0x1f801810:
763#ifdef PSXHW_LOG
764 PSXHW_LOG("GPU DATA 32bit write %x\n", value);
765#endif
766 GPU_writeData(value); return;
767 case 0x1f801814:
768#ifdef PSXHW_LOG
769 PSXHW_LOG("GPU STATUS 32bit write %x\n", value);
770#endif
ddbaf678 771 GPU_writeStatus(value);
772 gpuSyncPluginSR();
773 return;
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774
775 case 0x1f801820:
776 mdecWrite0(value); break;
777 case 0x1f801824:
778 mdecWrite1(value); break;
779
780 case 0x1f801100:
781#ifdef PSXHW_LOG
782 PSXHW_LOG("COUNTER 0 COUNT 32bit write %x\n", value);
783#endif
784 psxRcntWcount(0, value & 0xffff); return;
785 case 0x1f801104:
786#ifdef PSXHW_LOG
787 PSXHW_LOG("COUNTER 0 MODE 32bit write %x\n", value);
788#endif
789 psxRcntWmode(0, value); return;
790 case 0x1f801108:
791#ifdef PSXHW_LOG
792 PSXHW_LOG("COUNTER 0 TARGET 32bit write %x\n", value);
793#endif
794 psxRcntWtarget(0, value & 0xffff); return; // HW_DMA_ICR&= SWAP32((~value)&0xff000000);
795
796 case 0x1f801110:
797#ifdef PSXHW_LOG
798 PSXHW_LOG("COUNTER 1 COUNT 32bit write %x\n", value);
799#endif
800 psxRcntWcount(1, value & 0xffff); return;
801 case 0x1f801114:
802#ifdef PSXHW_LOG
803 PSXHW_LOG("COUNTER 1 MODE 32bit write %x\n", value);
804#endif
805 psxRcntWmode(1, value); return;
806 case 0x1f801118:
807#ifdef PSXHW_LOG
808 PSXHW_LOG("COUNTER 1 TARGET 32bit write %x\n", value);
809#endif
810 psxRcntWtarget(1, value & 0xffff); return;
811
812 case 0x1f801120:
813#ifdef PSXHW_LOG
814 PSXHW_LOG("COUNTER 2 COUNT 32bit write %x\n", value);
815#endif
816 psxRcntWcount(2, value & 0xffff); return;
817 case 0x1f801124:
818#ifdef PSXHW_LOG
819 PSXHW_LOG("COUNTER 2 MODE 32bit write %x\n", value);
820#endif
821 psxRcntWmode(2, value); return;
822 case 0x1f801128:
823#ifdef PSXHW_LOG
824 PSXHW_LOG("COUNTER 2 TARGET 32bit write %x\n", value);
825#endif
826 psxRcntWtarget(2, value & 0xffff); return;
827
906b1599 828 case 0x1f801044:
829 case 0x1f801048:
830 case 0x1f80104c:
831 case 0x1f801050:
832 case 0x1f801054:
833 case 0x1f801058:
834 case 0x1f80105c:
835 case 0x1f801800:
836 log_unhandled("unhandled w32 %08x @%08x\n", add, psxRegs.pc);
837 // falthrough
ef79bbde 838 default:
3e31e934 839 // Dukes of Hazard 2 - car engine noise
906b1599 840 if (0x1f801c00 <= add && add < 0x1f802000) {
650adfd2 841 SPU_writeRegister(add, value&0xffff, psxRegs.cycle);
842 SPU_writeRegister(add + 2, value>>16, psxRegs.cycle);
3e31e934 843 return;
844 }
845
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846 psxHu32ref(add) = SWAPu32(value);
847#ifdef PSXHW_LOG
848 PSXHW_LOG("*Unknown 32bit write at address %x value %x\n", add, value);
849#endif
850 return;
851 }
852 psxHu32ref(add) = SWAPu32(value);
853#ifdef PSXHW_LOG
854 PSXHW_LOG("*Known 32bit write at address %x value %x\n", add, value);
855#endif
856}
857
496d88d4 858int psxHwFreeze(void *f, int Mode) {
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859 return 0;
860}