provide DISABLE_MEM_LUTS default
[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{
6fb444d6 46 u32 stat = psxHu16(0x1070) & value;
a01b90c3 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);
6fb444d6 58 if (stat & value) {
a01b90c3 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:
63b05f75 123 if (0x1f801c00 <= add && add < 0x1f802000) {
124 u16 val = SPU_readRegister(add & ~1, psxRegs.cycle);
125 hard = (add & 1) ? val >> 8 : val;
126 break;
127 }
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128 hard = psxHu8(add);
129#ifdef PSXHW_LOG
130 PSXHW_LOG("*Unkwnown 8bit read at address %x\n", add);
131#endif
132 return hard;
133 }
134
135#ifdef PSXHW_LOG
136 PSXHW_LOG("*Known 8bit read at address %x value %x\n", add, hard);
137#endif
138 return hard;
139}
140
141u16 psxHwRead16(u32 add) {
142 unsigned short hard;
143
943a507a 144 switch (add & 0x1fffffff) {
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145#ifdef PSXHW_LOG
146 case 0x1f801070: PSXHW_LOG("IREG 16bit read %x\n", psxHu16(0x1070));
147 return psxHu16(0x1070);
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148 case 0x1f801074: PSXHW_LOG("IMASK 16bit read %x\n", psxHu16(0x1074));
149 return psxHu16(0x1074);
150#endif
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151 case 0x1f801040:
152 hard = sioRead8();
153 hard|= sioRead8() << 8;
ef79bbde 154 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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155 return hard;
156 case 0x1f801044:
157 hard = sioReadStat16();
ef79bbde 158 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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159 return hard;
160 case 0x1f801048:
161 hard = sioReadMode16();
ef79bbde 162 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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163 return hard;
164 case 0x1f80104a:
165 hard = sioReadCtrl16();
ef79bbde 166 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
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167 return hard;
168 case 0x1f80104e:
169 hard = sioReadBaud16();
ef79bbde 170 PAD_LOG("sio read16 %x; ret = %x\n", add&0xf, hard);
b59f02a4 171 return hard;
906b1599 172
b59f02a4 173 /* Fixes Armored Core misdetecting the Link cable being detected.
174 * We want to turn that thing off and force it to do local multiplayer instead.
175 * Thanks Sony for the fix, they fixed it in their PS Classic fork.
176 */
177 case 0x1f801054:
178 return 0x80;\r
906b1599 179
ef79bbde 180 case 0x1f801100:
11d23573 181 hard = psxRcntRcount0();
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182#ifdef PSXHW_LOG
183 PSXHW_LOG("T0 count read16: %x\n", hard);
184#endif
185 return hard;
186 case 0x1f801104:
187 hard = psxRcntRmode(0);
188#ifdef PSXHW_LOG
189 PSXHW_LOG("T0 mode read16: %x\n", hard);
190#endif
191 return hard;
192 case 0x1f801108:
193 hard = psxRcntRtarget(0);
194#ifdef PSXHW_LOG
195 PSXHW_LOG("T0 target read16: %x\n", hard);
196#endif
197 return hard;
198 case 0x1f801110:
11d23573 199 hard = psxRcntRcount1();
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200#ifdef PSXHW_LOG
201 PSXHW_LOG("T1 count read16: %x\n", hard);
202#endif
203 return hard;
204 case 0x1f801114:
205 hard = psxRcntRmode(1);
206#ifdef PSXHW_LOG
207 PSXHW_LOG("T1 mode read16: %x\n", hard);
208#endif
209 return hard;
210 case 0x1f801118:
211 hard = psxRcntRtarget(1);
212#ifdef PSXHW_LOG
213 PSXHW_LOG("T1 target read16: %x\n", hard);
214#endif
215 return hard;
216 case 0x1f801120:
11d23573 217 hard = psxRcntRcount2();
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218#ifdef PSXHW_LOG
219 PSXHW_LOG("T2 count read16: %x\n", hard);
220#endif
221 return hard;
222 case 0x1f801124:
223 hard = psxRcntRmode(2);
224#ifdef PSXHW_LOG
225 PSXHW_LOG("T2 mode read16: %x\n", hard);
226#endif
227 return hard;
228 case 0x1f801128:
229 hard = psxRcntRtarget(2);
230#ifdef PSXHW_LOG
231 PSXHW_LOG("T2 target read16: %x\n", hard);
232#endif
233 return hard;
234
235 //case 0x1f802030: hard = //int_2000????
236 //case 0x1f802040: hard =//dip switches...??
237
906b1599 238 case 0x1f801042:
239 case 0x1f801046:
240 case 0x1f80104c:
241 case 0x1f801050:
242 case 0x1f801058:
243 case 0x1f80105a:
244 case 0x1f80105c:
6c9db47c 245 case 0x1f801800:
246 case 0x1f801802:
906b1599 247 case 0x1f801810:
248 case 0x1f801812:
249 case 0x1f801814:
250 case 0x1f801816:
251 case 0x1f801820:
252 case 0x1f801822:
253 case 0x1f801824:
254 case 0x1f801826:
255 log_unhandled("unhandled r16 %08x @%08x\n", add, psxRegs.pc);
6c9db47c 256 // falthrough
ef79bbde 257 default:
906b1599 258 if (0x1f801c00 <= add && add < 0x1f802000)
d358733b 259 return SPU_readRegister(add, psxRegs.cycle);
906b1599 260 hard = psxHu16(add);
ef79bbde 261#ifdef PSXHW_LOG
906b1599 262 PSXHW_LOG("*Unkwnown 16bit read at address %x\n", add);
ef79bbde 263#endif
906b1599 264 return hard;
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265 }
266
267#ifdef PSXHW_LOG
268 PSXHW_LOG("*Known 16bit read at address %x value %x\n", add, hard);
269#endif
270 return hard;
271}
272
273u32 psxHwRead32(u32 add) {
274 u32 hard;
275
943a507a 276 switch (add & 0x1fffffff) {
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277 case 0x1f801040:
278 hard = sioRead8();
279 hard |= sioRead8() << 8;
280 hard |= sioRead8() << 16;
281 hard |= sioRead8() << 24;
ef79bbde 282 PAD_LOG("sio read32 ;ret = %x\n", hard);
906b1599 283 return hard;
284 case 0x1f801044:
285 hard = sioReadStat16();
286 PAD_LOG("sio read32 %x; ret = %x\n", add&0xf, hard);
287 return hard;
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288#ifdef PSXHW_LOG
289 case 0x1f801060:
290 PSXHW_LOG("RAM size read %x\n", psxHu32(0x1060));
291 return psxHu32(0x1060);
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292 case 0x1f801070: PSXHW_LOG("IREG 32bit read %x\n", psxHu32(0x1070));
293 return psxHu32(0x1070);
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294 case 0x1f801074: PSXHW_LOG("IMASK 32bit read %x\n", psxHu32(0x1074));
295 return psxHu32(0x1074);
296#endif
297
298 case 0x1f801810:
299 hard = GPU_readData();
300#ifdef PSXHW_LOG
301 PSXHW_LOG("GPU DATA 32bit read %x\n", hard);
302#endif
303 return hard;
304 case 0x1f801814:
ddbaf678 305 gpuSyncPluginSR();
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306 hard = SWAP32(HW_GPU_STATUS);
307 if (hSyncCount < 240 && (hard & PSXGPU_ILACE_BITS) != PSXGPU_ILACE_BITS)
0486fdc9 308 hard |= PSXGPU_LCF & (psxRegs.cycle << 20);
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309#ifdef PSXHW_LOG
310 PSXHW_LOG("GPU STATUS 32bit read %x\n", hard);
311#endif
312 return hard;
313
314 case 0x1f801820: hard = mdecRead0(); break;
315 case 0x1f801824: hard = mdecRead1(); break;
316
317#ifdef PSXHW_LOG
318 case 0x1f8010a0:
319 PSXHW_LOG("DMA2 MADR 32bit read %x\n", psxHu32(0x10a0));
320 return SWAPu32(HW_DMA2_MADR);
321 case 0x1f8010a4:
322 PSXHW_LOG("DMA2 BCR 32bit read %x\n", psxHu32(0x10a4));
323 return SWAPu32(HW_DMA2_BCR);
324 case 0x1f8010a8:
325 PSXHW_LOG("DMA2 CHCR 32bit read %x\n", psxHu32(0x10a8));
326 return SWAPu32(HW_DMA2_CHCR);
327#endif
328
329#ifdef PSXHW_LOG
330 case 0x1f8010b0:
331 PSXHW_LOG("DMA3 MADR 32bit read %x\n", psxHu32(0x10b0));
332 return SWAPu32(HW_DMA3_MADR);
333 case 0x1f8010b4:
334 PSXHW_LOG("DMA3 BCR 32bit read %x\n", psxHu32(0x10b4));
335 return SWAPu32(HW_DMA3_BCR);
336 case 0x1f8010b8:
337 PSXHW_LOG("DMA3 CHCR 32bit read %x\n", psxHu32(0x10b8));
338 return SWAPu32(HW_DMA3_CHCR);
339#endif
340
341#ifdef PSXHW_LOG
342/* case 0x1f8010f0:
343 PSXHW_LOG("DMA PCR 32bit read %x\n", psxHu32(0x10f0));
344 return SWAPu32(HW_DMA_PCR); // dma rest channel
345 case 0x1f8010f4:
346 PSXHW_LOG("DMA ICR 32bit read %x\n", psxHu32(0x10f4));
347 return SWAPu32(HW_DMA_ICR); // interrupt enabler?*/
348#endif
349
350 // time for rootcounters :)
351 case 0x1f801100:
11d23573 352 hard = psxRcntRcount0();
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353#ifdef PSXHW_LOG
354 PSXHW_LOG("T0 count read32: %x\n", hard);
355#endif
356 return hard;
357 case 0x1f801104:
358 hard = psxRcntRmode(0);
359#ifdef PSXHW_LOG
360 PSXHW_LOG("T0 mode read32: %x\n", hard);
361#endif
362 return hard;
363 case 0x1f801108:
364 hard = psxRcntRtarget(0);
365#ifdef PSXHW_LOG
366 PSXHW_LOG("T0 target read32: %x\n", hard);
367#endif
368 return hard;
369 case 0x1f801110:
11d23573 370 hard = psxRcntRcount1();
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371#ifdef PSXHW_LOG
372 PSXHW_LOG("T1 count read32: %x\n", hard);
373#endif
374 return hard;
375 case 0x1f801114:
376 hard = psxRcntRmode(1);
377#ifdef PSXHW_LOG
378 PSXHW_LOG("T1 mode read32: %x\n", hard);
379#endif
380 return hard;
381 case 0x1f801118:
382 hard = psxRcntRtarget(1);
383#ifdef PSXHW_LOG
384 PSXHW_LOG("T1 target read32: %x\n", hard);
385#endif
386 return hard;
387 case 0x1f801120:
11d23573 388 hard = psxRcntRcount2();
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389#ifdef PSXHW_LOG
390 PSXHW_LOG("T2 count read32: %x\n", hard);
391#endif
392 return hard;
393 case 0x1f801124:
394 hard = psxRcntRmode(2);
395#ifdef PSXHW_LOG
396 PSXHW_LOG("T2 mode read32: %x\n", hard);
397#endif
398 return hard;
399 case 0x1f801128:
400 hard = psxRcntRtarget(2);
401#ifdef PSXHW_LOG
402 PSXHW_LOG("T2 target read32: %x\n", hard);
403#endif
404 return hard;
405
906b1599 406 case 0x1f801048:
407 case 0x1f80104c:
408 case 0x1f801050:
409 case 0x1f801054:
410 case 0x1f801058:
411 case 0x1f80105c:
6c9db47c 412 case 0x1f801800:
906b1599 413 log_unhandled("unhandled r32 %08x @%08x\n", add, psxRegs.pc);
6c9db47c 414 // falthrough
ef79bbde 415 default:
906b1599 416 if (0x1f801c00 <= add && add < 0x1f802000) {
d358733b 417 hard = SPU_readRegister(add, psxRegs.cycle);
418 hard |= SPU_readRegister(add + 2, psxRegs.cycle) << 16;
906b1599 419 return hard;
420 }
421 hard = psxHu32(add);
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422#ifdef PSXHW_LOG
423 PSXHW_LOG("*Unkwnown 32bit read at address %x\n", add);
424#endif
425 return hard;
426 }
427#ifdef PSXHW_LOG
428 PSXHW_LOG("*Known 32bit read at address %x\n", add);
429#endif
430 return hard;
431}
432
433void psxHwWrite8(u32 add, u8 value) {
943a507a 434 switch (add & 0x1fffffff) {
ef79bbde 435 case 0x1f801040: sioWrite8(value); break;\r
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436 case 0x1f801800: cdrWrite0(value); break;
437 case 0x1f801801: cdrWrite1(value); break;
438 case 0x1f801802: cdrWrite2(value); break;
439 case 0x1f801803: cdrWrite3(value); break;
440
906b1599 441 case 0x1f801041: case 0x1f801042: case 0x1f801043:
442 case 0x1f801044: case 0x1f801045:
443 case 0x1f801046: case 0x1f801047:
444 case 0x1f801048: case 0x1f801049:
445 case 0x1f80104a: case 0x1f80104b:
446 case 0x1f80104c: case 0x1f80104d:
447 case 0x1f80104e: case 0x1f80104f:
448 case 0x1f801050: case 0x1f801051:
449 case 0x1f801054: case 0x1f801055:
450 case 0x1f801058: case 0x1f801059:
451 case 0x1f80105a: case 0x1f80105b:
452 case 0x1f80105c: case 0x1f80105d:
453 case 0x1f801100: case 0x1f801101:
454 case 0x1f801104: case 0x1f801105:
455 case 0x1f801108: case 0x1f801109:
456 case 0x1f801110: case 0x1f801111:
457 case 0x1f801114: case 0x1f801115:
458 case 0x1f801118: case 0x1f801119:
459 case 0x1f801120: case 0x1f801121:
460 case 0x1f801124: case 0x1f801125:
461 case 0x1f801128: case 0x1f801129:
462 case 0x1f801810: case 0x1f801811:
463 case 0x1f801812: case 0x1f801813:
464 case 0x1f801814: case 0x1f801815:
465 case 0x1f801816: case 0x1f801817:
466 case 0x1f801820: case 0x1f801821:
467 case 0x1f801822: case 0x1f801823:
468 case 0x1f801824: case 0x1f801825:
469 case 0x1f801826: case 0x1f801827:
470 log_unhandled("unhandled w8 %08x @%08x\n", add, psxRegs.pc);
471 // falthrough
ef79bbde 472 default:
906b1599 473 if (0x1f801c00 <= add && add < 0x1f802000) {
474 log_unhandled("spu w8 %02x @%08x\n", value, psxRegs.pc);
475 if (!(add & 1))
476 SPU_writeRegister(add, value, psxRegs.cycle);
477 return;
478 }
479
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480 psxHu8(add) = value;
481#ifdef PSXHW_LOG
482 PSXHW_LOG("*Unknown 8bit write at address %x value %x\n", add, value);
483#endif
484 return;
485 }
486 psxHu8(add) = value;
487#ifdef PSXHW_LOG
488 PSXHW_LOG("*Known 8bit write at address %x value %x\n", add, value);
489#endif
490}
491
492void psxHwWrite16(u32 add, u16 value) {
943a507a 493 switch (add & 0x1fffffff) {
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494 case 0x1f801040:
495 sioWrite8((unsigned char)value);
496 sioWrite8((unsigned char)(value>>8));
ef79bbde 497 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde
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498 return;
499 case 0x1f801044:
500 sioWriteStat16(value);
ef79bbde 501 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde
P
502 return;
503 case 0x1f801048:
906b1599 504 sioWriteMode16(value);
ef79bbde 505 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde
P
506 return;
507 case 0x1f80104a: // control register
508 sioWriteCtrl16(value);
ef79bbde 509 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde
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510 return;
511 case 0x1f80104e: // baudrate register
906b1599 512 sioWriteBaud16(value);
ef79bbde 513 PAD_LOG ("sio write16 %x, %x\n", add&0xf, value);
ef79bbde 514 return;
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515 case 0x1f801070:
516#ifdef PSXHW_LOG
517 PSXHW_LOG("IREG 16bit write %x\n", value);
518#endif
a01b90c3 519 psxHwWriteIstat(value);
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520 return;
521
522 case 0x1f801074:
523#ifdef PSXHW_LOG
524 PSXHW_LOG("IMASK 16bit write %x\n", value);
525#endif
a01b90c3 526 psxHwWriteImask(value);
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527 return;
528
529 case 0x1f801100:
530#ifdef PSXHW_LOG
531 PSXHW_LOG("COUNTER 0 COUNT 16bit write %x\n", value);
532#endif
533 psxRcntWcount(0, value); return;
534 case 0x1f801104:
535#ifdef PSXHW_LOG
536 PSXHW_LOG("COUNTER 0 MODE 16bit write %x\n", value);
537#endif
538 psxRcntWmode(0, value); return;
539 case 0x1f801108:
540#ifdef PSXHW_LOG
541 PSXHW_LOG("COUNTER 0 TARGET 16bit write %x\n", value);
542#endif
543 psxRcntWtarget(0, value); return;
544
545 case 0x1f801110:
546#ifdef PSXHW_LOG
547 PSXHW_LOG("COUNTER 1 COUNT 16bit write %x\n", value);
548#endif
549 psxRcntWcount(1, value); return;
550 case 0x1f801114:
551#ifdef PSXHW_LOG
552 PSXHW_LOG("COUNTER 1 MODE 16bit write %x\n", value);
553#endif
554 psxRcntWmode(1, value); return;
555 case 0x1f801118:
556#ifdef PSXHW_LOG
557 PSXHW_LOG("COUNTER 1 TARGET 16bit write %x\n", value);
558#endif
559 psxRcntWtarget(1, value); return;
560
561 case 0x1f801120:
562#ifdef PSXHW_LOG
563 PSXHW_LOG("COUNTER 2 COUNT 16bit write %x\n", value);
564#endif
565 psxRcntWcount(2, value); return;
566 case 0x1f801124:
567#ifdef PSXHW_LOG
568 PSXHW_LOG("COUNTER 2 MODE 16bit write %x\n", value);
569#endif
570 psxRcntWmode(2, value); return;
571 case 0x1f801128:
572#ifdef PSXHW_LOG
573 PSXHW_LOG("COUNTER 2 TARGET 16bit write %x\n", value);
574#endif
575 psxRcntWtarget(2, value); return;
576
906b1599 577 case 0x1f801042:
578 case 0x1f801046:
579 case 0x1f80104c:
580 case 0x1f801050:
581 case 0x1f801054:
582 case 0x1f801058:
583 case 0x1f80105a:
584 case 0x1f80105c:
585 case 0x1f801800:
586 case 0x1f801802:
587 case 0x1f801810:
588 case 0x1f801812:
589 case 0x1f801814:
590 case 0x1f801816:
591 case 0x1f801820:
592 case 0x1f801822:
593 case 0x1f801824:
594 case 0x1f801826:
595 log_unhandled("unhandled w16 %08x @%08x\n", add, psxRegs.pc);
596 // falthrough
ef79bbde 597 default:
906b1599 598 if (0x1f801c00 <= add && add < 0x1f802000) {
650adfd2 599 SPU_writeRegister(add, value, psxRegs.cycle);
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600 return;
601 }
602
603 psxHu16ref(add) = SWAPu16(value);
604#ifdef PSXHW_LOG
605 PSXHW_LOG("*Unknown 16bit write at address %x value %x\n", add, value);
606#endif
607 return;
608 }
609 psxHu16ref(add) = SWAPu16(value);
610#ifdef PSXHW_LOG
611 PSXHW_LOG("*Known 16bit write at address %x value %x\n", add, value);
612#endif
613}
614
615#define DmaExec(n) { \
8c84ba5f 616 if (value & SWAPu32(HW_DMA##n##_CHCR) & 0x01000000) \
617 log_unhandled("dma" #n " %08x -> %08x\n", HW_DMA##n##_CHCR, value); \
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618 HW_DMA##n##_CHCR = SWAPu32(value); \
619\
620 if (SWAPu32(HW_DMA##n##_CHCR) & 0x01000000 && SWAPu32(HW_DMA_PCR) & (8 << (n * 4))) { \
621 psxDma##n(SWAPu32(HW_DMA##n##_MADR), SWAPu32(HW_DMA##n##_BCR), SWAPu32(HW_DMA##n##_CHCR)); \
622 } \
623}
624
625void psxHwWrite32(u32 add, u32 value) {
943a507a 626 switch (add & 0x1fffffff) {
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627 case 0x1f801040:
628 sioWrite8((unsigned char)value);
629 sioWrite8((unsigned char)((value&0xff) >> 8));
630 sioWrite8((unsigned char)((value&0xff) >> 16));
631 sioWrite8((unsigned char)((value&0xff) >> 24));
ef79bbde 632 PAD_LOG("sio write32 %x\n", value);
906b1599 633 return;
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634#ifdef PSXHW_LOG
635 case 0x1f801060:
636 PSXHW_LOG("RAM size write %x\n", value);
637 psxHu32ref(add) = SWAPu32(value);
638 return; // Ram size
639#endif
640
641 case 0x1f801070:
642#ifdef PSXHW_LOG
643 PSXHW_LOG("IREG 32bit write %x\n", value);
644#endif
a01b90c3 645 psxHwWriteIstat(value);
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646 return;
647 case 0x1f801074:
648#ifdef PSXHW_LOG
649 PSXHW_LOG("IMASK 32bit write %x\n", value);
650#endif
a01b90c3 651 psxHwWriteImask(value);
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652 return;
653
654#ifdef PSXHW_LOG
655 case 0x1f801080:
656 PSXHW_LOG("DMA0 MADR 32bit write %x\n", value);
657 HW_DMA0_MADR = SWAPu32(value); return; // DMA0 madr
658 case 0x1f801084:
659 PSXHW_LOG("DMA0 BCR 32bit write %x\n", value);
660 HW_DMA0_BCR = SWAPu32(value); return; // DMA0 bcr
661#endif
662 case 0x1f801088:
663#ifdef PSXHW_LOG
664 PSXHW_LOG("DMA0 CHCR 32bit write %x\n", value);
665#endif
666 DmaExec(0); // DMA0 chcr (MDEC in DMA)
667 return;
668
669#ifdef PSXHW_LOG
670 case 0x1f801090:
671 PSXHW_LOG("DMA1 MADR 32bit write %x\n", value);
672 HW_DMA1_MADR = SWAPu32(value); return; // DMA1 madr
673 case 0x1f801094:
674 PSXHW_LOG("DMA1 BCR 32bit write %x\n", value);
675 HW_DMA1_BCR = SWAPu32(value); return; // DMA1 bcr
676#endif
677 case 0x1f801098:
678#ifdef PSXHW_LOG
679 PSXHW_LOG("DMA1 CHCR 32bit write %x\n", value);
680#endif
681 DmaExec(1); // DMA1 chcr (MDEC out DMA)
682 return;
683
684#ifdef PSXHW_LOG
685 case 0x1f8010a0:
686 PSXHW_LOG("DMA2 MADR 32bit write %x\n", value);
687 HW_DMA2_MADR = SWAPu32(value); return; // DMA2 madr
688 case 0x1f8010a4:
689 PSXHW_LOG("DMA2 BCR 32bit write %x\n", value);
690 HW_DMA2_BCR = SWAPu32(value); return; // DMA2 bcr
691#endif
692 case 0x1f8010a8:
693#ifdef PSXHW_LOG
694 PSXHW_LOG("DMA2 CHCR 32bit write %x\n", value);
695#endif
696 DmaExec(2); // DMA2 chcr (GPU DMA)
697 return;
698
699#ifdef PSXHW_LOG
700 case 0x1f8010b0:
701 PSXHW_LOG("DMA3 MADR 32bit write %x\n", value);
702 HW_DMA3_MADR = SWAPu32(value); return; // DMA3 madr
703 case 0x1f8010b4:
704 PSXHW_LOG("DMA3 BCR 32bit write %x\n", value);
705 HW_DMA3_BCR = SWAPu32(value); return; // DMA3 bcr
706#endif
707 case 0x1f8010b8:
708#ifdef PSXHW_LOG
709 PSXHW_LOG("DMA3 CHCR 32bit write %x\n", value);
710#endif
711 DmaExec(3); // DMA3 chcr (CDROM DMA)
712
713 return;
714
715#ifdef PSXHW_LOG
716 case 0x1f8010c0:
717 PSXHW_LOG("DMA4 MADR 32bit write %x\n", value);
718 HW_DMA4_MADR = SWAPu32(value); return; // DMA4 madr
719 case 0x1f8010c4:
720 PSXHW_LOG("DMA4 BCR 32bit write %x\n", value);
721 HW_DMA4_BCR = SWAPu32(value); return; // DMA4 bcr
722#endif
723 case 0x1f8010c8:
724#ifdef PSXHW_LOG
725 PSXHW_LOG("DMA4 CHCR 32bit write %x\n", value);
726#endif
727 DmaExec(4); // DMA4 chcr (SPU DMA)
728 return;
729
730#if 0
731 case 0x1f8010d0: break; //DMA5write_madr();
732 case 0x1f8010d4: break; //DMA5write_bcr();
733 case 0x1f8010d8: break; //DMA5write_chcr(); // Not needed
734#endif
735
736#ifdef PSXHW_LOG
737 case 0x1f8010e0:
738 PSXHW_LOG("DMA6 MADR 32bit write %x\n", value);
739 HW_DMA6_MADR = SWAPu32(value); return; // DMA6 bcr
740 case 0x1f8010e4:
741 PSXHW_LOG("DMA6 BCR 32bit write %x\n", value);
742 HW_DMA6_BCR = SWAPu32(value); return; // DMA6 bcr
743#endif
744 case 0x1f8010e8:
745#ifdef PSXHW_LOG
746 PSXHW_LOG("DMA6 CHCR 32bit write %x\n", value);
747#endif
748 DmaExec(6); // DMA6 chcr (OT clear)
749 return;
750
751#ifdef PSXHW_LOG
752 case 0x1f8010f0:
753 PSXHW_LOG("DMA PCR 32bit write %x\n", value);
754 HW_DMA_PCR = SWAPu32(value);
755 return;
756#endif
757
758 case 0x1f8010f4:
759#ifdef PSXHW_LOG
760 PSXHW_LOG("DMA ICR 32bit write %x\n", value);
761#endif
a01b90c3 762 psxHwWriteDmaIcr32(value);
ef79bbde 763 return;
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764
765 case 0x1f801810:
766#ifdef PSXHW_LOG
767 PSXHW_LOG("GPU DATA 32bit write %x\n", value);
768#endif
769 GPU_writeData(value); return;
770 case 0x1f801814:
771#ifdef PSXHW_LOG
772 PSXHW_LOG("GPU STATUS 32bit write %x\n", value);
773#endif
ddbaf678 774 GPU_writeStatus(value);
775 gpuSyncPluginSR();
776 return;
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777
778 case 0x1f801820:
779 mdecWrite0(value); break;
780 case 0x1f801824:
781 mdecWrite1(value); break;
782
783 case 0x1f801100:
784#ifdef PSXHW_LOG
785 PSXHW_LOG("COUNTER 0 COUNT 32bit write %x\n", value);
786#endif
787 psxRcntWcount(0, value & 0xffff); return;
788 case 0x1f801104:
789#ifdef PSXHW_LOG
790 PSXHW_LOG("COUNTER 0 MODE 32bit write %x\n", value);
791#endif
792 psxRcntWmode(0, value); return;
793 case 0x1f801108:
794#ifdef PSXHW_LOG
795 PSXHW_LOG("COUNTER 0 TARGET 32bit write %x\n", value);
796#endif
797 psxRcntWtarget(0, value & 0xffff); return; // HW_DMA_ICR&= SWAP32((~value)&0xff000000);
798
799 case 0x1f801110:
800#ifdef PSXHW_LOG
801 PSXHW_LOG("COUNTER 1 COUNT 32bit write %x\n", value);
802#endif
803 psxRcntWcount(1, value & 0xffff); return;
804 case 0x1f801114:
805#ifdef PSXHW_LOG
806 PSXHW_LOG("COUNTER 1 MODE 32bit write %x\n", value);
807#endif
808 psxRcntWmode(1, value); return;
809 case 0x1f801118:
810#ifdef PSXHW_LOG
811 PSXHW_LOG("COUNTER 1 TARGET 32bit write %x\n", value);
812#endif
813 psxRcntWtarget(1, value & 0xffff); return;
814
815 case 0x1f801120:
816#ifdef PSXHW_LOG
817 PSXHW_LOG("COUNTER 2 COUNT 32bit write %x\n", value);
818#endif
819 psxRcntWcount(2, value & 0xffff); return;
820 case 0x1f801124:
821#ifdef PSXHW_LOG
822 PSXHW_LOG("COUNTER 2 MODE 32bit write %x\n", value);
823#endif
824 psxRcntWmode(2, value); return;
825 case 0x1f801128:
826#ifdef PSXHW_LOG
827 PSXHW_LOG("COUNTER 2 TARGET 32bit write %x\n", value);
828#endif
829 psxRcntWtarget(2, value & 0xffff); return;
830
906b1599 831 case 0x1f801044:
832 case 0x1f801048:
833 case 0x1f80104c:
834 case 0x1f801050:
835 case 0x1f801054:
836 case 0x1f801058:
837 case 0x1f80105c:
838 case 0x1f801800:
839 log_unhandled("unhandled w32 %08x @%08x\n", add, psxRegs.pc);
840 // falthrough
ef79bbde 841 default:
3e31e934 842 // Dukes of Hazard 2 - car engine noise
906b1599 843 if (0x1f801c00 <= add && add < 0x1f802000) {
650adfd2 844 SPU_writeRegister(add, value&0xffff, psxRegs.cycle);
845 SPU_writeRegister(add + 2, value>>16, psxRegs.cycle);
3e31e934 846 return;
847 }
848
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849 psxHu32ref(add) = SWAPu32(value);
850#ifdef PSXHW_LOG
851 PSXHW_LOG("*Unknown 32bit write at address %x value %x\n", add, value);
852#endif
853 return;
854 }
855 psxHu32ref(add) = SWAPu32(value);
856#ifdef PSXHW_LOG
857 PSXHW_LOG("*Known 32bit write at address %x value %x\n", add, value);
858#endif
859}
860
496d88d4 861int psxHwFreeze(void *f, int Mode) {
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862 return 0;
863}