Merge pull request #542 from gameblabla/mdec_fix
[pcsx_rearmed.git] / frontend / plugin.c
1 /*
2  * (C) notaz, 2010
3  *
4  * This work is licensed under the terms of the GNU GPLv2 or later.
5  * See the COPYING file in the top-level directory.
6  */
7
8 #include <stdio.h>
9 #include <string.h>
10 #include <stdint.h>
11
12 #include "plugin_lib.h"
13 #include "plugin.h"
14 #include "psemu_plugin_defs.h"
15 #include "../libpcsxcore/system.h"
16 #include "../plugins/cdrcimg/cdrcimg.h"
17
18 #ifndef _WIN32
19 #define CALLBACK
20 #else
21 #define WIN32_LEAN_AND_MEAN
22 #include <windows.h>
23 #endif
24
25 static int dummy_func() {
26         return 0;
27 }
28
29 /* SPU */
30 extern long CALLBACK SPUopen(void);
31 extern long CALLBACK SPUinit(void);
32 extern long CALLBACK SPUshutdown(void);
33 extern long CALLBACK SPUclose(void);
34 extern void CALLBACK SPUplaySample(unsigned char);
35 extern void CALLBACK SPUwriteRegister(unsigned long, unsigned short, unsigned int);
36 extern unsigned short CALLBACK SPUreadRegister(unsigned long);
37 extern void CALLBACK SPUwriteDMA(unsigned short);
38 extern unsigned short CALLBACK SPUreadDMA(void);
39 extern void CALLBACK SPUwriteDMAMem(unsigned short *, int, unsigned int);
40 extern void CALLBACK SPUreadDMAMem(unsigned short *, int, unsigned int);
41 extern void CALLBACK SPUplayADPCMchannel(void *);
42 extern void CALLBACK SPUregisterCallback(void (*cb)(void));
43 extern void CALLBACK SPUregisterScheduleCb(void (*cb)(unsigned int));
44 extern long CALLBACK SPUconfigure(void);
45 extern long CALLBACK SPUtest(void);
46 extern void CALLBACK SPUabout(void);
47 extern long CALLBACK SPUfreeze(unsigned int, void *, unsigned int);
48 extern void CALLBACK SPUasync(unsigned int, unsigned int);
49 extern int  CALLBACK SPUplayCDDAchannel(short *, int);
50
51 /* PAD */
52 static long PADreadPort1(PadDataS *pad) {
53         int pad_index = pad->requestPadIndex;
54
55         pad->controllerType = in_type[pad_index];
56         pad->buttonStatus = ~in_keystate[pad_index];
57
58         if (multitap1 == 1)
59                 pad->portMultitap = 1;
60         else
61                 pad->portMultitap = 0;
62
63         if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGJOY || in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON || in_type[pad_index] == PSE_PAD_TYPE_GUNCON)
64         {
65                 pad->leftJoyX = in_analog_left[pad_index][0];
66                 pad->leftJoyY = in_analog_left[pad_index][1];
67                 pad->rightJoyX = in_analog_right[pad_index][0];
68                 pad->rightJoyY = in_analog_right[pad_index][1];
69
70                 pad->absoluteX = in_analog_left[pad_index][0];
71                 pad->absoluteY = in_analog_left[pad_index][1];
72         }
73
74         if (in_type[pad_index] == PSE_PAD_TYPE_MOUSE)
75         {
76                 pad->moveX = in_mouse[pad_index][0];
77                 pad->moveY = in_mouse[pad_index][1];
78         }
79
80         return 0;
81 }
82
83 static long PADreadPort2(PadDataS *pad) {
84         int pad_index = pad->requestPadIndex;
85
86         pad->controllerType = in_type[pad_index];
87         pad->buttonStatus = ~in_keystate[pad_index];
88
89         if (multitap2 == 1)
90                 pad->portMultitap = 2;
91         else
92                 pad->portMultitap = 0;
93
94         if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGJOY || in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON || in_type[pad_index] == PSE_PAD_TYPE_GUNCON)
95         {
96                 pad->leftJoyX = in_analog_left[pad_index][0];
97                 pad->leftJoyY = in_analog_left[pad_index][1];
98                 pad->rightJoyX = in_analog_right[pad_index][0];
99                 pad->rightJoyY = in_analog_right[pad_index][1];
100
101                 pad->absoluteX = in_analog_left[pad_index][0];
102                 pad->absoluteY = in_analog_left[pad_index][1];
103         }
104
105         if (in_type[pad_index] == PSE_PAD_TYPE_MOUSE)
106         {
107                 pad->moveX = in_mouse[pad_index][0];
108                 pad->moveY = in_mouse[pad_index][1];
109         }
110
111         return 0;
112 }
113
114 /* GPU */
115 extern long GPUopen(unsigned long *, char *, char *);
116 extern long GPUinit(void);
117 extern long GPUshutdown(void);
118 extern long GPUclose(void);
119 extern void GPUwriteStatus(uint32_t);
120 extern void GPUwriteData(uint32_t);
121 extern void GPUwriteDataMem(uint32_t *, int);
122 extern uint32_t GPUreadStatus(void);
123 extern uint32_t GPUreadData(void);
124 extern void GPUreadDataMem(uint32_t *, int);
125 extern long GPUdmaChain(uint32_t *,uint32_t);
126 extern void GPUupdateLace(void);
127 extern long GPUfreeze(uint32_t, void *);
128 extern void GPUvBlank(int, int);
129 extern void GPUrearmedCallbacks(const struct rearmed_cbs *cbs);
130
131
132 #define DUMMY(id, name) \
133         { id, #name, dummy_func }
134
135 #define DIRECT(id, name) \
136         { id, #name, name }
137
138 #define DUMMY_GPU(name)  DUMMY(PLUGIN_GPU, name)
139 #define DUMMY_CDR(name)  DUMMY(PLUGIN_CDR, name)
140 #define DUMMY_PAD(name)  DUMMY(PLUGIN_PAD, name)
141 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
142 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
143 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
144
145 static const struct {
146         int id;
147         const char *name;
148         void *func;
149 } plugin_funcs[] = {
150         /* CDR */
151         DUMMY_CDR(CDRinit),
152         DUMMY_CDR(CDRshutdown),
153         DUMMY_CDR(CDRopen),
154         DUMMY_CDR(CDRclose),
155         DUMMY_CDR(CDRtest),
156         DUMMY_CDR(CDRgetTN),
157         DUMMY_CDR(CDRgetTD),
158         DUMMY_CDR(CDRreadTrack),
159         DUMMY_CDR(CDRgetBuffer),
160         DUMMY_CDR(CDRgetBufferSub),
161         DUMMY_CDR(CDRplay),
162         DUMMY_CDR(CDRstop),
163         DUMMY_CDR(CDRgetStatus),
164         DUMMY_CDR(CDRgetDriveLetter),
165         DUMMY_CDR(CDRconfigure),
166         DUMMY_CDR(CDRabout),
167         DUMMY_CDR(CDRsetfilename),
168         DUMMY_CDR(CDRreadCDDA),
169         DUMMY_CDR(CDRgetTE),
170         /* SPU */
171         DIRECT_SPU(SPUconfigure),
172         DIRECT_SPU(SPUabout),
173         DIRECT_SPU(SPUinit),
174         DIRECT_SPU(SPUshutdown),
175         DIRECT_SPU(SPUtest),
176         DIRECT_SPU(SPUopen),
177         DIRECT_SPU(SPUclose),
178 //      DIRECT_SPU(SPUplaySample), // unused?
179         DIRECT_SPU(SPUwriteRegister),
180         DIRECT_SPU(SPUreadRegister),
181         DIRECT_SPU(SPUwriteDMA),
182         DIRECT_SPU(SPUreadDMA),
183         DIRECT_SPU(SPUwriteDMAMem),
184         DIRECT_SPU(SPUreadDMAMem),
185         DIRECT_SPU(SPUplayADPCMchannel),
186         DIRECT_SPU(SPUfreeze),
187         DIRECT_SPU(SPUregisterCallback),
188         DIRECT_SPU(SPUregisterScheduleCb),
189         DIRECT_SPU(SPUasync),
190         DIRECT_SPU(SPUplayCDDAchannel),
191         /* PAD */
192         DUMMY_PAD(PADinit),
193         DUMMY_PAD(PADshutdown),
194         DUMMY_PAD(PADopen),
195         DUMMY_PAD(PADclose),
196         DUMMY_PAD(PADsetSensitive),
197         DIRECT_PAD(PADreadPort1),
198         DIRECT_PAD(PADreadPort2),
199 /*
200         DUMMY_PAD(PADquery),
201         DUMMY_PAD(PADconfigure),
202         DUMMY_PAD(PADtest),
203         DUMMY_PAD(PADabout),
204         DUMMY_PAD(PADkeypressed),
205         DUMMY_PAD(PADstartPoll),
206         DUMMY_PAD(PADpoll),
207 */
208         /* GPU */
209         DIRECT_GPU(GPUupdateLace),
210         DIRECT_GPU(GPUinit),
211         DIRECT_GPU(GPUshutdown),
212         DIRECT_GPU(GPUopen),
213         DIRECT_GPU(GPUclose),
214         DIRECT_GPU(GPUreadStatus),
215         DIRECT_GPU(GPUreadData),
216         DIRECT_GPU(GPUreadDataMem),
217         DIRECT_GPU(GPUwriteStatus),
218         DIRECT_GPU(GPUwriteData),
219         DIRECT_GPU(GPUwriteDataMem),
220         DIRECT_GPU(GPUdmaChain),
221         DIRECT_GPU(GPUfreeze),
222         DIRECT_GPU(GPUvBlank),
223         DIRECT_GPU(GPUrearmedCallbacks),
224
225         DUMMY_GPU(GPUdisplayText),
226 /*
227         DIRECT_GPU(GPUkeypressed),
228         DIRECT_GPU(GPUmakeSnapshot),
229         DIRECT_GPU(GPUconfigure),
230         DIRECT_GPU(GPUtest),
231         DIRECT_GPU(GPUabout),
232         DIRECT_GPU(GPUgetScreenPic),
233         DIRECT_GPU(GPUshowScreenPic),
234 */
235 //      DIRECT_GPU(GPUclearDynarec),
236 };
237
238 void *plugin_link(enum builtint_plugins_e id, const char *sym)
239 {
240         int i;
241
242         if (id == PLUGIN_CDRCIMG)
243                 return cdrcimg_get_sym(sym);
244
245         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
246                 if (id != plugin_funcs[i].id)
247                         continue;
248
249                 if (strcmp(sym, plugin_funcs[i].name) != 0)
250                         continue;
251
252                 return plugin_funcs[i].func;
253         }
254
255         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
256         return NULL;
257 }
258
259 void plugin_call_rearmed_cbs(void)
260 {
261         extern void *hGPUDriver;
262         void (*rearmed_set_cbs)(const struct rearmed_cbs *cbs);
263
264         rearmed_set_cbs = SysLoadSym(hGPUDriver, "GPUrearmedCallbacks");
265         if (rearmed_set_cbs != NULL)
266                 rearmed_set_cbs(&pl_rearmed_cbs);
267 }
268
269 #ifdef PCNT
270
271 /* basic profile stuff */
272 #include "pcnt.h"
273
274 unsigned int pcounters[PCNT_CNT];
275 unsigned int pcounter_starts[PCNT_CNT];
276
277 #define pc_hook_func(name, args, pargs, cnt) \
278 extern void (*name) args; \
279 static void (*o_##name) args; \
280 static void w_##name args \
281 { \
282         unsigned int pc_start = pcnt_get(); \
283         o_##name pargs; \
284         pcounters[cnt] += pcnt_get() - pc_start; \
285 }
286
287 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
288 extern retn (*name) args; \
289 static retn (*o_##name) args; \
290 static retn w_##name args \
291 { \
292         retn ret; \
293         unsigned int pc_start = pcnt_get(); \
294         ret = o_##name pargs; \
295         pcounters[cnt] += pcnt_get() - pc_start; \
296         return ret; \
297 }
298
299 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
300 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
301 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
302 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
303 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
304 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
305 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
306 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
307
308 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
309 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
310 pc_hook_func              (SPU_writeDMA, (unsigned short a0), (a0), PCNT_SPU)
311 pc_hook_func_ret(unsigned short,SPU_readDMA, (void), (), PCNT_SPU)
312 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
313 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
314 pc_hook_func              (SPU_playADPCMchannel, (void *a0), (a0), PCNT_SPU)
315 pc_hook_func              (SPU_async, (uint32_t a0, uint32_t a1), (a0, a1), PCNT_SPU)
316 pc_hook_func_ret(int,      SPU_playCDDAchannel, (short *a0, int a1), (a0, a1), PCNT_SPU)
317
318 #define hook_it(name) { \
319         o_##name = name; \
320         name = w_##name; \
321 }
322
323 void pcnt_hook_plugins(void)
324 {
325         pcnt_init();
326
327         hook_it(GPU_writeStatus);
328         hook_it(GPU_writeData);
329         hook_it(GPU_writeDataMem);
330         hook_it(GPU_readStatus);
331         hook_it(GPU_readData);
332         hook_it(GPU_readDataMem);
333         hook_it(GPU_dmaChain);
334         hook_it(GPU_updateLace);
335         hook_it(SPU_writeRegister);
336         hook_it(SPU_readRegister);
337         hook_it(SPU_writeDMA);
338         hook_it(SPU_readDMA);
339         hook_it(SPU_writeDMAMem);
340         hook_it(SPU_readDMAMem);
341         hook_it(SPU_playADPCMchannel);
342         hook_it(SPU_async);
343         hook_it(SPU_playCDDAchannel);
344 }
345
346 // hooked into recompiler
347 void pcnt_gte_start(int op)
348 {
349         pcnt_start(PCNT_GTE);
350 }
351
352 void pcnt_gte_end(int op)
353 {
354         pcnt_end(PCNT_GTE);
355 }
356
357 #endif