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 "../libpcsxcore/psxcommon.h"
  17 #include "../plugins/cdrcimg/cdrcimg.h"
  18
  19 // this can't be __stdcall like it was in PSEmu API as too many functions are mixed up
  20 #undef CALLBACK
  21 #define CALLBACK
  22
  23 /* CDR */
  24 static long CALLBACK CDRinit(void) { return 0; }
  25 static long CALLBACK CDRshutdown(void) { return 0; }
  26 static long CALLBACK CDRopen(void) { return 0; }
  27 static long CALLBACK CDRclose(void) { return 0; }
  28 static long CALLBACK CDRgetTN(unsigned char *_) { return 0; }
  29 static long CALLBACK CDRgetTD(unsigned char _, unsigned char *__) { return 0; }
  30 static boolean CALLBACK CDRreadTrack(unsigned char *_) { return FALSE; }
  31 static unsigned char * CALLBACK CDRgetBuffer(void) { return NULL; }
  32 static unsigned char * CALLBACK CDRgetBufferSub(int sector) { return NULL; }
  33 static long CALLBACK CDRconfigure(void) { return 0; }
  34 static long CALLBACK CDRtest(void) { return 0; }
  35 static void CALLBACK CDRabout(void) { return; }
  36 static long CALLBACK CDRplay(unsigned char *_) { return 0; }
  37 static long CALLBACK CDRstop(void) { return 0; }
  38 static long CALLBACK CDRsetfilename(char *_) { return 0; }
  39 static long CALLBACK CDRgetStatus(struct CdrStat *_) { return 0; }
  40 static char * CALLBACK CDRgetDriveLetter(void) { return NULL; }
  41 static long CALLBACK CDRreadCDDA(unsigned char _, unsigned char __, unsigned char ___, unsigned char *____) { return 0; }
  42 static long CALLBACK CDRgetTE(unsigned char _, unsigned char *__, unsigned char *___, unsigned char *____) { return 0; }
  43
  44 /* GPU */
  45 static void CALLBACK GPUdisplayText(char *_) { return; }
  46
  47 /* SPU */
  48 extern long CALLBACK SPUopen(void);
  49 extern long CALLBACK SPUinit(void);
  50 extern long CALLBACK SPUshutdown(void);
  51 extern long CALLBACK SPUclose(void);
  52 extern void CALLBACK SPUwriteRegister(unsigned long, unsigned short, unsigned int);
  53 extern unsigned short CALLBACK SPUreadRegister(unsigned long);
  54 extern void CALLBACK SPUwriteDMAMem(unsigned short *, int, unsigned int);
  55 extern void CALLBACK SPUreadDMAMem(unsigned short *, int, unsigned int);
  56 extern void CALLBACK SPUplayADPCMchannel(void *, unsigned int, int);
  57 extern void CALLBACK SPUregisterCallback(void (*cb)(void));
  58 extern void CALLBACK SPUregisterScheduleCb(void (*cb)(unsigned int));
  59 extern long CALLBACK SPUfreeze(unsigned int, void *, unsigned int);
  60 extern void CALLBACK SPUasync(unsigned int, unsigned int);
  61 extern int  CALLBACK SPUplayCDDAchannel(short *, int, unsigned int, int);
  62
  63 /* PAD */
  64 static long CALLBACK PADinit(long _) { return 0; }
  65 static long CALLBACK PADopen(unsigned long *_) { return 0; }
  66 static long CALLBACK PADshutdown(void) { return 0; }
  67 static long CALLBACK PADclose(void) { return 0; }
  68 static void CALLBACK PADsetSensitive(int _) { return; }
  69
  70 static long CALLBACK PADreadPort1(PadDataS *pad) {
  71         int pad_index = pad->requestPadIndex;
  72
  73         pad->controllerType = in_type[pad_index];
  74         pad->buttonStatus = ~in_keystate[pad_index];
  75
  76         if (multitap1 == 1)
  77                 pad->portMultitap = 1;
  78         else
  79                 pad->portMultitap = 0;
  80
  81         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)
  82         {
  83                 pad->leftJoyX = in_analog_left[pad_index][0];
  84                 pad->leftJoyY = in_analog_left[pad_index][1];
  85                 pad->rightJoyX = in_analog_right[pad_index][0];
  86                 pad->rightJoyY = in_analog_right[pad_index][1];
  87
  88                 pad->absoluteX = in_analog_left[pad_index][0];
  89                 pad->absoluteY = in_analog_left[pad_index][1];
  90         }
  91
  92         if (in_type[pad_index] == PSE_PAD_TYPE_MOUSE)
  93         {
  94                 pad->moveX = in_mouse[pad_index][0];
  95                 pad->moveY = in_mouse[pad_index][1];
  96         }
  97
  98         return 0;
  99 }
 100
 101 static long CALLBACK PADreadPort2(PadDataS *pad) {
 102         int pad_index = pad->requestPadIndex;
 103
 104         pad->controllerType = in_type[pad_index];
 105         pad->buttonStatus = ~in_keystate[pad_index];
 106
 107         if (multitap2 == 1)
 108                 pad->portMultitap = 2;
 109         else
 110                 pad->portMultitap = 0;
 111
 112         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)
 113         {
 114                 pad->leftJoyX = in_analog_left[pad_index][0];
 115                 pad->leftJoyY = in_analog_left[pad_index][1];
 116                 pad->rightJoyX = in_analog_right[pad_index][0];
 117                 pad->rightJoyY = in_analog_right[pad_index][1];
 118
 119                 pad->absoluteX = in_analog_left[pad_index][0];
 120                 pad->absoluteY = in_analog_left[pad_index][1];
 121         }
 122
 123         if (in_type[pad_index] == PSE_PAD_TYPE_MOUSE)
 124         {
 125                 pad->moveX = in_mouse[pad_index][0];
 126                 pad->moveY = in_mouse[pad_index][1];
 127         }
 128
 129         return 0;
 130 }
 131
 132 /* GPU */
 133 extern long GPUopen(unsigned long *, char *, char *);
 134 extern long GPUinit(void);
 135 extern long GPUshutdown(void);
 136 extern long GPUclose(void);
 137 extern void GPUwriteStatus(uint32_t);
 138 extern void GPUwriteData(uint32_t);
 139 extern void GPUwriteDataMem(uint32_t *, int);
 140 extern uint32_t GPUreadStatus(void);
 141 extern uint32_t GPUreadData(void);
 142 extern void GPUreadDataMem(uint32_t *, int);
 143 extern long GPUdmaChain(uint32_t *,uint32_t);
 144 extern void GPUupdateLace(void);
 145 extern long GPUfreeze(uint32_t, void *);
 146 extern void GPUvBlank(int, int);
 147 extern void GPUrearmedCallbacks(const struct rearmed_cbs *cbs);
 148
 149
 150 #define DIRECT(id, name) \
 151         { id, #name, name }
 152
 153 #define DIRECT_CDR(name) DIRECT(PLUGIN_CDR, name)
 154 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
 155 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
 156 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
 157
 158 static const struct {
 159         int id;
 160         const char *name;
 161         void *func;
 162 } plugin_funcs[] = {
 163         /* CDR */
 164         DIRECT_CDR(CDRinit),
 165         DIRECT_CDR(CDRshutdown),
 166         DIRECT_CDR(CDRopen),
 167         DIRECT_CDR(CDRclose),
 168         DIRECT_CDR(CDRtest),
 169         DIRECT_CDR(CDRgetTN),
 170         DIRECT_CDR(CDRgetTD),
 171         DIRECT_CDR(CDRreadTrack),
 172         DIRECT_CDR(CDRgetBuffer),
 173         DIRECT_CDR(CDRgetBufferSub),
 174         DIRECT_CDR(CDRplay),
 175         DIRECT_CDR(CDRstop),
 176         DIRECT_CDR(CDRgetStatus),
 177         DIRECT_CDR(CDRgetDriveLetter),
 178         DIRECT_CDR(CDRconfigure),
 179         DIRECT_CDR(CDRabout),
 180         DIRECT_CDR(CDRsetfilename),
 181         DIRECT_CDR(CDRreadCDDA),
 182         DIRECT_CDR(CDRgetTE),
 183         /* SPU */
 184         DIRECT_SPU(SPUinit),
 185         DIRECT_SPU(SPUshutdown),
 186         DIRECT_SPU(SPUopen),
 187         DIRECT_SPU(SPUclose),
 188         DIRECT_SPU(SPUwriteRegister),
 189         DIRECT_SPU(SPUreadRegister),
 190         DIRECT_SPU(SPUwriteDMAMem),
 191         DIRECT_SPU(SPUreadDMAMem),
 192         DIRECT_SPU(SPUplayADPCMchannel),
 193         DIRECT_SPU(SPUfreeze),
 194         DIRECT_SPU(SPUregisterCallback),
 195         DIRECT_SPU(SPUregisterScheduleCb),
 196         DIRECT_SPU(SPUasync),
 197         DIRECT_SPU(SPUplayCDDAchannel),
 198         /* PAD */
 199         DIRECT_PAD(PADinit),
 200         DIRECT_PAD(PADshutdown),
 201         DIRECT_PAD(PADopen),
 202         DIRECT_PAD(PADclose),
 203         DIRECT_PAD(PADsetSensitive),
 204         DIRECT_PAD(PADreadPort1),
 205         DIRECT_PAD(PADreadPort2),
 206 /*
 207         DIRECT_PAD(PADquery),
 208         DIRECT_PAD(PADconfigure),
 209         DIRECT_PAD(PADtest),
 210         DIRECT_PAD(PADabout),
 211         DIRECT_PAD(PADkeypressed),
 212         DIRECT_PAD(PADstartPoll),
 213         DIRECT_PAD(PADpoll),
 214 */
 215         /* GPU */
 216         DIRECT_GPU(GPUupdateLace),
 217         DIRECT_GPU(GPUinit),
 218         DIRECT_GPU(GPUshutdown),
 219         DIRECT_GPU(GPUopen),
 220         DIRECT_GPU(GPUclose),
 221         DIRECT_GPU(GPUreadStatus),
 222         DIRECT_GPU(GPUreadData),
 223         DIRECT_GPU(GPUreadDataMem),
 224         DIRECT_GPU(GPUwriteStatus),
 225         DIRECT_GPU(GPUwriteData),
 226         DIRECT_GPU(GPUwriteDataMem),
 227         DIRECT_GPU(GPUdmaChain),
 228         DIRECT_GPU(GPUfreeze),
 229         DIRECT_GPU(GPUvBlank),
 230         DIRECT_GPU(GPUrearmedCallbacks),
 231
 232         DIRECT_GPU(GPUdisplayText),
 233 /*
 234         DIRECT_GPU(GPUkeypressed),
 235         DIRECT_GPU(GPUmakeSnapshot),
 236         DIRECT_GPU(GPUconfigure),
 237         DIRECT_GPU(GPUtest),
 238         DIRECT_GPU(GPUabout),
 239         DIRECT_GPU(GPUgetScreenPic),
 240         DIRECT_GPU(GPUshowScreenPic),
 241 */
 242 };
 243
 244 void *plugin_link(enum builtint_plugins_e id, const char *sym)
 245 {
 246         int i;
 247
 248         if (id == PLUGIN_CDRCIMG)
 249                 return cdrcimg_get_sym(sym);
 250
 251         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
 252                 if (id != plugin_funcs[i].id)
 253                         continue;
 254
 255                 if (strcmp(sym, plugin_funcs[i].name) != 0)
 256                         continue;
 257
 258                 return plugin_funcs[i].func;
 259         }
 260
 261         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
 262         return NULL;
 263 }
 264
 265 void plugin_call_rearmed_cbs(void)
 266 {
 267         extern void *hGPUDriver;
 268         void (*rearmed_set_cbs)(const struct rearmed_cbs *cbs);
 269
 270         rearmed_set_cbs = SysLoadSym(hGPUDriver, "GPUrearmedCallbacks");
 271         if (rearmed_set_cbs != NULL)
 272                 rearmed_set_cbs(&pl_rearmed_cbs);
 273 }
 274
 275 #ifdef PCNT
 276
 277 /* basic profile stuff */
 278 #include "pcnt.h"
 279
 280 unsigned int pcounters[PCNT_CNT];
 281 unsigned int pcounter_starts[PCNT_CNT];
 282
 283 #define pc_hook_func(name, args, pargs, cnt) \
 284 extern void (*name) args; \
 285 static void (*o_##name) args; \
 286 static void w_##name args \
 287 { \
 288         unsigned int pc_start = pcnt_get(); \
 289         o_##name pargs; \
 290         pcounters[cnt] += pcnt_get() - pc_start; \
 291 }
 292
 293 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
 294 extern retn (*name) args; \
 295 static retn (*o_##name) args; \
 296 static retn w_##name args \
 297 { \
 298         retn ret; \
 299         unsigned int pc_start = pcnt_get(); \
 300         ret = o_##name pargs; \
 301         pcounters[cnt] += pcnt_get() - pc_start; \
 302         return ret; \
 303 }
 304
 305 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
 306 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
 307 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 308 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
 309 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
 310 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 311 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
 312 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
 313
 314 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 315 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
 316 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 317 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 318 pc_hook_func              (SPU_playADPCMchannel, (void *a0, unsigned int a1, int a2), (a0, a1, a2), PCNT_SPU)
 319 pc_hook_func              (SPU_async, (uint32_t a0, uint32_t a1), (a0, a1), PCNT_SPU)
 320 pc_hook_func_ret(int,      SPU_playCDDAchannel, (short *a0, int a1, unsigned int a2, int a3), (a0, a1, a2, a3), PCNT_SPU)
 321
 322 #define hook_it(name) { \
 323         o_##name = name; \
 324         name = w_##name; \
 325 }
 326
 327 void pcnt_hook_plugins(void)
 328 {
 329         pcnt_init();
 330
 331         hook_it(GPU_writeStatus);
 332         hook_it(GPU_writeData);
 333         hook_it(GPU_writeDataMem);
 334         hook_it(GPU_readStatus);
 335         hook_it(GPU_readData);
 336         hook_it(GPU_readDataMem);
 337         hook_it(GPU_dmaChain);
 338         hook_it(GPU_updateLace);
 339         hook_it(SPU_writeRegister);
 340         hook_it(SPU_readRegister);
 341         hook_it(SPU_writeDMAMem);
 342         hook_it(SPU_readDMAMem);
 343         hook_it(SPU_playADPCMchannel);
 344         hook_it(SPU_async);
 345         hook_it(SPU_playCDDAchannel);
 346 }
 347
 348 // hooked into recompiler
 349 void pcnt_gte_start(int op)
 350 {
 351         pcnt_start(PCNT_GTE);
 352 }
 353
 354 void pcnt_gte_end(int op)
 355 {
 356         pcnt_end(PCNT_GTE);
 357 }
 358
 359 #endif