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)
  53 {
  54         pad->controllerType = in_type1;
  55         pad->buttonStatus = ~in_keystate;
  56         if (in_type1 == PSE_PAD_TYPE_ANALOGPAD) {
  57                 pad->leftJoyX = in_a1[0];
  58                 pad->leftJoyY = in_a1[1];
  59                 pad->rightJoyX = in_a2[0];
  60                 pad->rightJoyY = in_a2[1];
  61         }
  62         return 0;
  63 }
  64
  65 static long PADreadPort2(PadDataS *pad)
  66 {
  67         pad->controllerType = in_type2;
  68         pad->buttonStatus = ~in_keystate >> 16;
  69         return 0;
  70 }
  71
  72 /* GPU */
  73 extern long GPUopen(unsigned long *, char *, char *);
  74 extern long GPUinit(void);
  75 extern long GPUshutdown(void);
  76 extern long GPUclose(void);
  77 extern void GPUwriteStatus(uint32_t);
  78 extern void GPUwriteData(uint32_t);
  79 extern void GPUwriteDataMem(uint32_t *, int);
  80 extern uint32_t GPUreadStatus(void);
  81 extern uint32_t GPUreadData(void);
  82 extern void GPUreadDataMem(uint32_t *, int);
  83 extern long GPUdmaChain(uint32_t *,uint32_t);
  84 extern void GPUupdateLace(void);
  85 extern long GPUfreeze(uint32_t, void *);
  86 extern void GPUvBlank(int, int);
  87 extern void GPUrearmedCallbacks(const struct rearmed_cbs *cbs);
  88
  89
  90 #define DUMMY(id, name) \
  91         { id, #name, dummy_func }
  92
  93 #define DIRECT(id, name) \
  94         { id, #name, name }
  95
  96 #define DUMMY_GPU(name)  DUMMY(PLUGIN_GPU, name)
  97 #define DUMMY_CDR(name)  DUMMY(PLUGIN_CDR, name)
  98 #define DUMMY_PAD(name)  DUMMY(PLUGIN_PAD, name)
  99 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
 100 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
 101 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
 102
 103 static const struct {
 104         int id;
 105         const char *name;
 106         void *func;
 107 } plugin_funcs[] = {
 108         /* CDR */
 109         DUMMY_CDR(CDRinit),
 110         DUMMY_CDR(CDRshutdown),
 111         DUMMY_CDR(CDRopen),
 112         DUMMY_CDR(CDRclose),
 113         DUMMY_CDR(CDRtest),
 114         DUMMY_CDR(CDRgetTN),
 115         DUMMY_CDR(CDRgetTD),
 116         DUMMY_CDR(CDRreadTrack),
 117         DUMMY_CDR(CDRgetBuffer),
 118         DUMMY_CDR(CDRgetBufferSub),
 119         DUMMY_CDR(CDRplay),
 120         DUMMY_CDR(CDRstop),
 121         DUMMY_CDR(CDRgetStatus),
 122         DUMMY_CDR(CDRgetDriveLetter),
 123         DUMMY_CDR(CDRconfigure),
 124         DUMMY_CDR(CDRabout),
 125         DUMMY_CDR(CDRsetfilename),
 126         DUMMY_CDR(CDRreadCDDA),
 127         DUMMY_CDR(CDRgetTE),
 128         /* SPU */
 129         DIRECT_SPU(SPUconfigure),
 130         DIRECT_SPU(SPUabout),
 131         DIRECT_SPU(SPUinit),
 132         DIRECT_SPU(SPUshutdown),
 133         DIRECT_SPU(SPUtest),
 134         DIRECT_SPU(SPUopen),
 135         DIRECT_SPU(SPUclose),
 136 //      DIRECT_SPU(SPUplaySample), // unused?
 137         DIRECT_SPU(SPUwriteRegister),
 138         DIRECT_SPU(SPUreadRegister),
 139         DIRECT_SPU(SPUwriteDMA),
 140         DIRECT_SPU(SPUreadDMA),
 141         DIRECT_SPU(SPUwriteDMAMem),
 142         DIRECT_SPU(SPUreadDMAMem),
 143         DIRECT_SPU(SPUplayADPCMchannel),
 144         DIRECT_SPU(SPUfreeze),
 145         DIRECT_SPU(SPUregisterCallback),
 146         DIRECT_SPU(SPUregisterScheduleCb),
 147         DIRECT_SPU(SPUasync),
 148         DIRECT_SPU(SPUplayCDDAchannel),
 149         /* PAD */
 150         DUMMY_PAD(PADinit),
 151         DUMMY_PAD(PADshutdown),
 152         DUMMY_PAD(PADopen),
 153         DUMMY_PAD(PADclose),
 154         DUMMY_PAD(PADsetSensitive),
 155         DIRECT_PAD(PADreadPort1),
 156         DIRECT_PAD(PADreadPort2),
 157 /*
 158         DUMMY_PAD(PADquery),
 159         DUMMY_PAD(PADconfigure),
 160         DUMMY_PAD(PADtest),
 161         DUMMY_PAD(PADabout),
 162         DUMMY_PAD(PADkeypressed),
 163         DUMMY_PAD(PADstartPoll),
 164         DUMMY_PAD(PADpoll),
 165 */
 166         /* GPU */
 167         DIRECT_GPU(GPUupdateLace),
 168         DIRECT_GPU(GPUinit),
 169         DIRECT_GPU(GPUshutdown),
 170         DIRECT_GPU(GPUopen),
 171         DIRECT_GPU(GPUclose),
 172         DIRECT_GPU(GPUreadStatus),
 173         DIRECT_GPU(GPUreadData),
 174         DIRECT_GPU(GPUreadDataMem),
 175         DIRECT_GPU(GPUwriteStatus),
 176         DIRECT_GPU(GPUwriteData),
 177         DIRECT_GPU(GPUwriteDataMem),
 178         DIRECT_GPU(GPUdmaChain),
 179         DIRECT_GPU(GPUfreeze),
 180         DIRECT_GPU(GPUvBlank),
 181         DIRECT_GPU(GPUrearmedCallbacks),
 182
 183         DUMMY_GPU(GPUdisplayText),
 184 /*
 185         DIRECT_GPU(GPUkeypressed),
 186         DIRECT_GPU(GPUmakeSnapshot),
 187         DIRECT_GPU(GPUconfigure),
 188         DIRECT_GPU(GPUtest),
 189         DIRECT_GPU(GPUabout),
 190         DIRECT_GPU(GPUgetScreenPic),
 191         DIRECT_GPU(GPUshowScreenPic),
 192 */
 193 //      DIRECT_GPU(GPUclearDynarec),
 194 };
 195
 196 void *plugin_link(enum builtint_plugins_e id, const char *sym)
 197 {
 198         int i;
 199
 200         if (id == PLUGIN_CDRCIMG)
 201                 return cdrcimg_get_sym(sym);
 202
 203         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
 204                 if (id != plugin_funcs[i].id)
 205                         continue;
 206
 207                 if (strcmp(sym, plugin_funcs[i].name) != 0)
 208                         continue;
 209
 210                 return plugin_funcs[i].func;
 211         }
 212
 213         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
 214         return NULL;
 215 }
 216
 217 void plugin_call_rearmed_cbs(void)
 218 {
 219         extern void *hGPUDriver;
 220         void (*rearmed_set_cbs)(const struct rearmed_cbs *cbs);
 221
 222         rearmed_set_cbs = SysLoadSym(hGPUDriver, "GPUrearmedCallbacks");
 223         if (rearmed_set_cbs != NULL)
 224                 rearmed_set_cbs(&pl_rearmed_cbs);
 225 }
 226
 227 #ifdef PCNT
 228
 229 /* basic profile stuff */
 230 #include "pcnt.h"
 231
 232 unsigned int pcounters[PCNT_CNT];
 233 unsigned int pcounter_starts[PCNT_CNT];
 234
 235 #define pc_hook_func(name, args, pargs, cnt) \
 236 extern void (*name) args; \
 237 static void (*o_##name) args; \
 238 static void w_##name args \
 239 { \
 240         unsigned int pc_start = pcnt_get(); \
 241         o_##name pargs; \
 242         pcounters[cnt] += pcnt_get() - pc_start; \
 243 }
 244
 245 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
 246 extern retn (*name) args; \
 247 static retn (*o_##name) args; \
 248 static retn w_##name args \
 249 { \
 250         retn ret; \
 251         unsigned int pc_start = pcnt_get(); \
 252         ret = o_##name pargs; \
 253         pcounters[cnt] += pcnt_get() - pc_start; \
 254         return ret; \
 255 }
 256
 257 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
 258 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
 259 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 260 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
 261 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
 262 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 263 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
 264 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
 265
 266 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 267 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
 268 pc_hook_func              (SPU_writeDMA, (unsigned short a0), (a0), PCNT_SPU)
 269 pc_hook_func_ret(unsigned short,SPU_readDMA, (void), (), PCNT_SPU)
 270 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 271 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1, uint32_t a2), (a0, a1, a2), PCNT_SPU)
 272 pc_hook_func              (SPU_playADPCMchannel, (void *a0), (a0), PCNT_SPU)
 273 pc_hook_func              (SPU_async, (uint32_t a0, uint32_t a1), (a0, a1), PCNT_SPU)
 274 pc_hook_func_ret(int,      SPU_playCDDAchannel, (short *a0, int a1), (a0, a1), PCNT_SPU)
 275
 276 #define hook_it(name) { \
 277         o_##name = name; \
 278         name = w_##name; \
 279 }
 280
 281 void pcnt_hook_plugins(void)
 282 {
 283         pcnt_init();
 284
 285         hook_it(GPU_writeStatus);
 286         hook_it(GPU_writeData);
 287         hook_it(GPU_writeDataMem);
 288         hook_it(GPU_readStatus);
 289         hook_it(GPU_readData);
 290         hook_it(GPU_readDataMem);
 291         hook_it(GPU_dmaChain);
 292         hook_it(GPU_updateLace);
 293         hook_it(SPU_writeRegister);
 294         hook_it(SPU_readRegister);
 295         hook_it(SPU_writeDMA);
 296         hook_it(SPU_readDMA);
 297         hook_it(SPU_writeDMAMem);
 298         hook_it(SPU_readDMAMem);
 299         hook_it(SPU_playADPCMchannel);
 300         hook_it(SPU_async);
 301         hook_it(SPU_playCDDAchannel);
 302 }
 303
 304 // hooked into recompiler
 305 void pcnt_gte_start(int op)
 306 {
 307         pcnt_start(PCNT_GTE);
 308 }
 309
 310 void pcnt_gte_end(int op)
 311 {
 312         pcnt_end(PCNT_GTE);
 313 }
 314
 315 #endif