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