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