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