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