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, int pad_index) {
  53     pad->controllerType = in_type[pad_index];
  54     pad->buttonStatus = ~in_keystate[pad_index];
  55     if (multitap1 == 1)
  56         pad->portMultitap = 1;
  57     else
  58         pad->portMultitap = 0;
  59
  60     if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON)
  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     return 0;
  68 }
  69
  70 static long PADreadPort2(PadDataS *pad, int pad_index) {
  71     /* Temporary hack to avoid segfault when pad_index is a crazy number */
  72     if (pad_index <= 1 || pad_index > 8) {
  73         pad_index = 1;
  74     }
  75
  76     pad->controllerType = in_type[pad_index];
  77     pad->buttonStatus = ~in_keystate[pad_index];
  78     if (multitap2 ==1 )
  79         pad->portMultitap = 2;
  80     else
  81         pad->portMultitap = 0;
  82
  83     if (in_type[pad_index] == PSE_PAD_TYPE_ANALOGPAD || in_type[pad_index] == PSE_PAD_TYPE_NEGCON)
  84     {
  85         pad->leftJoyX = in_analog_left[pad_index][0];
  86         pad->leftJoyY = in_analog_left[pad_index][1];
  87         pad->rightJoyX = in_analog_right[pad_index][0];
  88         pad->rightJoyY = in_analog_right[pad_index][1];
  89     }
  90     return 0;
  91 }
  92
  93 /* GPU */
  94 extern long GPUopen(unsigned long *, char *, char *);
  95 extern long GPUinit(void);
  96 extern long GPUshutdown(void);
  97 extern long GPUclose(void);
  98 extern void GPUwriteStatus(uint32_t);
  99 extern void GPUwriteData(uint32_t);
 100 extern void GPUwriteDataMem(uint32_t *, int);
 101 extern uint32_t GPUreadStatus(void);
 102 extern uint32_t GPUreadData(void);
 103 extern void GPUreadDataMem(uint32_t *, int);
 104 extern long GPUdmaChain(uint32_t *,uint32_t);
 105 extern void GPUupdateLace(void);
 106 extern long GPUfreeze(uint32_t, void *);
 107 extern void GPUvBlank(int, int);
 108 extern void GPUrearmedCallbacks(const struct rearmed_cbs *cbs);
 109
 110
 111 #define DUMMY(id, name) \
 112         { id, #name, dummy_func }
 113
 114 #define DIRECT(id, name) \
 115         { id, #name, name }
 116
 117 #define DUMMY_GPU(name)  DUMMY(PLUGIN_GPU, name)
 118 #define DUMMY_CDR(name)  DUMMY(PLUGIN_CDR, name)
 119 #define DUMMY_PAD(name)  DUMMY(PLUGIN_PAD, name)
 120 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
 121 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
 122 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
 123
 124 static const struct {
 125         int id;
 126         const char *name;
 127         void *func;
 128 } plugin_funcs[] = {
 129         /* CDR */
 130         DUMMY_CDR(CDRinit),
 131         DUMMY_CDR(CDRshutdown),
 132         DUMMY_CDR(CDRopen),
 133         DUMMY_CDR(CDRclose),
 134         DUMMY_CDR(CDRtest),
 135         DUMMY_CDR(CDRgetTN),
 136         DUMMY_CDR(CDRgetTD),
 137         DUMMY_CDR(CDRreadTrack),
 138         DUMMY_CDR(CDRgetBuffer),
 139         DUMMY_CDR(CDRgetBufferSub),
 140         DUMMY_CDR(CDRplay),
 141         DUMMY_CDR(CDRstop),
 142         DUMMY_CDR(CDRgetStatus),
 143         DUMMY_CDR(CDRgetDriveLetter),
 144         DUMMY_CDR(CDRconfigure),
 145         DUMMY_CDR(CDRabout),
 146         DUMMY_CDR(CDRsetfilename),
 147         DUMMY_CDR(CDRreadCDDA),
 148         DUMMY_CDR(CDRgetTE),
 149         /* SPU */
 150         DIRECT_SPU(SPUconfigure),
 151         DIRECT_SPU(SPUabout),
 152         DIRECT_SPU(SPUinit),
 153         DIRECT_SPU(SPUshutdown),
 154         DIRECT_SPU(SPUtest),
 155         DIRECT_SPU(SPUopen),
 156         DIRECT_SPU(SPUclose),
 157 //      DIRECT_SPU(SPUplaySample), // unused?
 158         DIRECT_SPU(SPUwriteRegister),
 159         DIRECT_SPU(SPUreadRegister),
 160         DIRECT_SPU(SPUwriteDMA),
 161         DIRECT_SPU(SPUreadDMA),
 162         DIRECT_SPU(SPUwriteDMAMem),
 163         DIRECT_SPU(SPUreadDMAMem),
 164         DIRECT_SPU(SPUplayADPCMchannel),
 165         DIRECT_SPU(SPUfreeze),
 166         DIRECT_SPU(SPUregisterCallback),
 167         DIRECT_SPU(SPUregisterScheduleCb),
 168         DIRECT_SPU(SPUasync),
 169         DIRECT_SPU(SPUplayCDDAchannel),
 170         /* PAD */
 171         DUMMY_PAD(PADinit),
 172         DUMMY_PAD(PADshutdown),
 173         DUMMY_PAD(PADopen),
 174         DUMMY_PAD(PADclose),
 175         DUMMY_PAD(PADsetSensitive),
 176         DIRECT_PAD(PADreadPort1),
 177         DIRECT_PAD(PADreadPort2),
 178 /*
 179         DUMMY_PAD(PADquery),
 180         DUMMY_PAD(PADconfigure),
 181         DUMMY_PAD(PADtest),
 182         DUMMY_PAD(PADabout),
 183         DUMMY_PAD(PADkeypressed),
 184         DUMMY_PAD(PADstartPoll),
 185         DUMMY_PAD(PADpoll),
 186 */
 187         /* GPU */
 188         DIRECT_GPU(GPUupdateLace),
 189         DIRECT_GPU(GPUinit),
 190         DIRECT_GPU(GPUshutdown),
 191         DIRECT_GPU(GPUopen),
 192         DIRECT_GPU(GPUclose),
 193         DIRECT_GPU(GPUreadStatus),
 194         DIRECT_GPU(GPUreadData),
 195         DIRECT_GPU(GPUreadDataMem),
 196         DIRECT_GPU(GPUwriteStatus),
 197         DIRECT_GPU(GPUwriteData),
 198         DIRECT_GPU(GPUwriteDataMem),
 199         DIRECT_GPU(GPUdmaChain),
 200         DIRECT_GPU(GPUfreeze),
 201         DIRECT_GPU(GPUvBlank),
 202         DIRECT_GPU(GPUrearmedCallbacks),
 203
 204         DUMMY_GPU(GPUdisplayText),
 205 /*
 206         DIRECT_GPU(GPUkeypressed),
 207         DIRECT_GPU(GPUmakeSnapshot),
 208         DIRECT_GPU(GPUconfigure),
 209         DIRECT_GPU(GPUtest),
 210         DIRECT_GPU(GPUabout),
 211         DIRECT_GPU(GPUgetScreenPic),
 212         DIRECT_GPU(GPUshowScreenPic),
 213 */
 214 //      DIRECT_GPU(GPUclearDynarec),
 215 };
 216
 217 void *plugin_link(enum builtint_plugins_e id, const char *sym)
 218 {
 219         int i;
 220
 221         if (id == PLUGIN_CDRCIMG)
 222                 return cdrcimg_get_sym(sym);
 223
 224         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
 225                 if (id != plugin_funcs[i].id)
 226                         continue;
 227
 228                 if (strcmp(sym, plugin_funcs[i].name) != 0)
 229                         continue;
 230
 231                 return plugin_funcs[i].func;
 232         }
 233
 234         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
 235         return NULL;
 236 }
 237
 238 void plugin_call_rearmed_cbs(void)
 239 {
 240         extern void *hGPUDriver;
 241         void (*rearmed_set_cbs)(const struct rearmed_cbs *cbs);
 242
 243         rearmed_set_cbs = SysLoadSym(hGPUDriver, "GPUrearmedCallbacks");
 244         if (rearmed_set_cbs != NULL)
 245                 rearmed_set_cbs(&pl_rearmed_cbs);
 246 }
 247
 248 #ifdef PCNT
 249
 250 /* basic profile stuff */
 251 #include "pcnt.h"
 252
 253 unsigned int pcounters[PCNT_CNT];
 254 unsigned int pcounter_starts[PCNT_CNT];
 255
 256 #define pc_hook_func(name, args, pargs, cnt) \
 257 extern void (*name) args; \
 258 static void (*o_##name) args; \
 259 static void w_##name args \
 260 { \
 261         unsigned int pc_start = pcnt_get(); \
 262         o_##name pargs; \
 263         pcounters[cnt] += pcnt_get() - pc_start; \
 264 }
 265
 266 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
 267 extern retn (*name) args; \
 268 static retn (*o_##name) args; \
 269 static retn w_##name args \
 270 { \
 271         retn ret; \
 272         unsigned int pc_start = pcnt_get(); \
 273         ret = o_##name pargs; \
 274         pcounters[cnt] += pcnt_get() - pc_start; \
 275         return ret; \
 276 }
 277
 278 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
 279 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
 280 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 281 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
 282 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
 283 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 284 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
 285 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
 286
 287 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 288 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
 289 pc_hook_func              (SPU_writeDMA, (unsigned short a0), (a0), PCNT_SPU)
 290 pc_hook_func_ret(unsigned short,SPU_readDMA, (void), (), PCNT_SPU)
 291 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 292 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 293 pc_hook_func              (SPU_playADPCMchannel, (void *a0), (a0), PCNT_SPU)
 294 pc_hook_func              (SPU_async, (uint32_t a0, uint32_t a1), (a0, a1), PCNT_SPU)
 295 pc_hook_func_ret(int,      SPU_playCDDAchannel, (short *a0, int a1), (a0, a1), PCNT_SPU)
 296
 297 #define hook_it(name) { \
 298         o_##name = name; \
 299         name = w_##name; \
 300 }
 301
 302 void pcnt_hook_plugins(void)
 303 {
 304         pcnt_init();
 305
 306         hook_it(GPU_writeStatus);
 307         hook_it(GPU_writeData);
 308         hook_it(GPU_writeDataMem);
 309         hook_it(GPU_readStatus);
 310         hook_it(GPU_readData);
 311         hook_it(GPU_readDataMem);
 312         hook_it(GPU_dmaChain);
 313         hook_it(GPU_updateLace);
 314         hook_it(SPU_writeRegister);
 315         hook_it(SPU_readRegister);
 316         hook_it(SPU_writeDMA);
 317         hook_it(SPU_readDMA);
 318         hook_it(SPU_writeDMAMem);
 319         hook_it(SPU_readDMAMem);
 320         hook_it(SPU_playADPCMchannel);
 321         hook_it(SPU_async);
 322         hook_it(SPU_playCDDAchannel);
 323 }
 324
 325 // hooked into recompiler
 326 void pcnt_gte_start(int op)
 327 {
 328         pcnt_start(PCNT_GTE);
 329 }
 330
 331 void pcnt_gte_end(int op)
 332 {
 333         pcnt_end(PCNT_GTE);
 334 }
 335
 336 #endif