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 "../libpcsxcore/psemu_plugin_defs.h"
  15 #include "../plugins/cdrcimg/cdrcimg.h"
  16
  17 static int dummy_func() {
  18         return 0;
  19 }
  20
  21 static long CDRreadTrack(unsigned char *time) {
  22         fprintf(stderr, "CDRreadTrack\n");
  23         return -1;
  24 }
  25
  26 /* SPU */
  27 extern long SPUopen(void);
  28 extern long SPUinit(void);
  29 extern long SPUshutdown(void);
  30 extern long SPUclose(void);
  31 extern void SPUplaySample(unsigned char);
  32 extern void SPUwriteRegister(unsigned long, unsigned short);
  33 extern unsigned short SPUreadRegister(unsigned long);
  34 extern void SPUwriteDMA(unsigned short);
  35 extern unsigned short SPUreadDMA(void);
  36 extern void SPUwriteDMAMem(unsigned short *, int);
  37 extern void SPUreadDMAMem(unsigned short *, int);
  38 extern void SPUplayADPCMchannel(void *);
  39 extern void SPUregisterCallback(void (*callback)(void));
  40 extern long SPUconfigure(void);
  41 extern long SPUtest(void);
  42 extern void SPUabout(void);
  43 extern long SPUfreeze(unsigned int, void *);
  44 extern void SPUasync(unsigned int);
  45 extern void SPUplayCDDAchannel(short *, int);
  46
  47 /* PAD */
  48 static long PADreadPort1(PadDataS *pad)
  49 {
  50         pad->controllerType = PSE_PAD_TYPE_STANDARD;
  51         pad->buttonStatus = ~keystate;
  52         return 0;
  53 }
  54
  55 static long PADreadPort2(PadDataS *pad)
  56 {
  57         pad->controllerType = PSE_PAD_TYPE_STANDARD;
  58         pad->buttonStatus = ~keystate >> 16;
  59         return 0;
  60 }
  61
  62 /* GPU */
  63 extern long GPUopen(unsigned long *, char *, char *);
  64 extern long GPUinit(void);
  65 extern long GPUshutdown(void);
  66 extern long GPUclose(void);
  67 extern void GPUwriteStatus(uint32_t);
  68 extern void GPUwriteData(uint32_t);
  69 extern void GPUwriteDataMem(uint32_t *, int);
  70 extern uint32_t GPUreadStatus(void);
  71 extern uint32_t GPUreadData(void);
  72 extern void GPUreadDataMem(uint32_t *, int);
  73 extern long GPUdmaChain(uint32_t *,uint32_t);
  74 extern void GPUupdateLace(void);
  75 extern long GPUconfigure(void);
  76 extern long GPUtest(void);
  77 extern void GPUabout(void);
  78 extern void GPUmakeSnapshot(void);
  79 extern void GPUkeypressed(int);
  80 extern void GPUdisplayText(char *);
  81 extern long GPUfreeze(uint32_t, void *);
  82 extern long GPUgetScreenPic(unsigned char *);
  83 extern long GPUshowScreenPic(unsigned char *);
  84 extern void GPUclearDynarec(void (*callback)(void));
  85 extern void GPUvBlank(int);
  86
  87
  88 #define DUMMY(id, name) \
  89         { id, #name, dummy_func }
  90
  91 #define DIRECT(id, name) \
  92         { id, #name, name }
  93
  94 #define DUMMY_CDR(name)  DUMMY(PLUGIN_CDR, name)
  95 #define DUMMY_PAD(name)  DUMMY(PLUGIN_PAD, name)
  96 #define DIRECT_SPU(name) DIRECT(PLUGIN_SPU, name)
  97 #define DIRECT_GPU(name) DIRECT(PLUGIN_GPU, name)
  98 #define DIRECT_PAD(name) DIRECT(PLUGIN_PAD, name)
  99
 100 static const struct {
 101         int id;
 102         const char *name;
 103         void *func;
 104 } plugin_funcs[] = {
 105         /* CDR */
 106         DUMMY_CDR(CDRinit),
 107         DUMMY_CDR(CDRshutdown),
 108         DUMMY_CDR(CDRopen),
 109         DUMMY_CDR(CDRclose),
 110         DUMMY_CDR(CDRtest),
 111         DUMMY_CDR(CDRgetTN),
 112         DUMMY_CDR(CDRgetTD),
 113         DUMMY_CDR(CDRreadTrack),
 114         DUMMY_CDR(CDRgetBuffer),
 115         DUMMY_CDR(CDRgetBufferSub),
 116         DUMMY_CDR(CDRplay),
 117         DUMMY_CDR(CDRstop),
 118         DUMMY_CDR(CDRgetStatus),
 119         DUMMY_CDR(CDRgetDriveLetter),
 120         DUMMY_CDR(CDRconfigure),
 121         DUMMY_CDR(CDRabout),
 122         DUMMY_CDR(CDRsetfilename),
 123         DUMMY_CDR(CDRreadCDDA),
 124         DUMMY_CDR(CDRgetTE),
 125         DIRECT(PLUGIN_CDR, CDRreadTrack),
 126         /* SPU */
 127         DIRECT_SPU(SPUconfigure),
 128         DIRECT_SPU(SPUabout),
 129         DIRECT_SPU(SPUinit),
 130         DIRECT_SPU(SPUshutdown),
 131         DIRECT_SPU(SPUtest),
 132         DIRECT_SPU(SPUopen),
 133         DIRECT_SPU(SPUclose),
 134 //      DIRECT_SPU(SPUplaySample), // unused?
 135         DIRECT_SPU(SPUwriteRegister),
 136         DIRECT_SPU(SPUreadRegister),
 137         DIRECT_SPU(SPUwriteDMA),
 138         DIRECT_SPU(SPUreadDMA),
 139         DIRECT_SPU(SPUwriteDMAMem),
 140         DIRECT_SPU(SPUreadDMAMem),
 141         DIRECT_SPU(SPUplayADPCMchannel),
 142         DIRECT_SPU(SPUfreeze),
 143         DIRECT_SPU(SPUregisterCallback),
 144         DIRECT_SPU(SPUasync),
 145         DIRECT_SPU(SPUplayCDDAchannel),
 146         /* PAD */
 147         DUMMY_PAD(PADinit),
 148         DUMMY_PAD(PADshutdown),
 149         DUMMY_PAD(PADopen),
 150         DUMMY_PAD(PADclose),
 151         DUMMY_PAD(PADsetSensitive),
 152         DIRECT_PAD(PADreadPort1),
 153         DIRECT_PAD(PADreadPort2),
 154 /*
 155         DUMMY_PAD(PADquery),
 156         DUMMY_PAD(PADconfigure),
 157         DUMMY_PAD(PADtest),
 158         DUMMY_PAD(PADabout),
 159         DUMMY_PAD(PADkeypressed),
 160         DUMMY_PAD(PADstartPoll),
 161         DUMMY_PAD(PADpoll),
 162 */
 163         /* GPU */
 164         DIRECT_GPU(GPUupdateLace),
 165         DIRECT_GPU(GPUinit),
 166         DIRECT_GPU(GPUshutdown),
 167         DIRECT_GPU(GPUconfigure),
 168         DIRECT_GPU(GPUtest),
 169         DIRECT_GPU(GPUabout),
 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(GPUkeypressed),
 180         DIRECT_GPU(GPUdisplayText),
 181         DIRECT_GPU(GPUmakeSnapshot),
 182         DIRECT_GPU(GPUfreeze),
 183         DIRECT_GPU(GPUgetScreenPic),
 184         DIRECT_GPU(GPUshowScreenPic),
 185 //      DIRECT_GPU(GPUclearDynarec),
 186 //      DIRECT_GPU(GPUvBlank),
 187 };
 188
 189 void *plugin_link(enum builtint_plugins_e id, const char *sym)
 190 {
 191         int i;
 192
 193         if (id == PLUGIN_CDRCIMG)
 194                 return cdrcimg_get_sym(sym);
 195
 196         for (i = 0; i < ARRAY_SIZE(plugin_funcs); i++) {
 197                 if (id != plugin_funcs[i].id)
 198                         continue;
 199
 200                 if (strcmp(sym, plugin_funcs[i].name) != 0)
 201                         continue;
 202
 203                 return plugin_funcs[i].func;
 204         }
 205
 206         //fprintf(stderr, "plugin_link: missing symbol %d %s\n", id, sym);
 207         return NULL;
 208 }
 209
 210 #ifdef PCNT
 211
 212 /* basic profile stuff */
 213 #include "pcnt.h"
 214
 215 unsigned int pcounters[PCNT_CNT];
 216 unsigned int pcounter_starts[PCNT_CNT];
 217
 218 #define pc_hook_func(name, args, pargs, cnt) \
 219 extern void (*name) args; \
 220 static void (*o_##name) args; \
 221 static void w_##name args \
 222 { \
 223         unsigned int pc_start = pcnt_get(); \
 224         o_##name pargs; \
 225         pcounters[cnt] += pcnt_get() - pc_start; \
 226 }
 227
 228 #define pc_hook_func_ret(retn, name, args, pargs, cnt) \
 229 extern retn (*name) args; \
 230 static retn (*o_##name) args; \
 231 static retn w_##name args \
 232 { \
 233         retn ret; \
 234         unsigned int pc_start = pcnt_get(); \
 235         ret = o_##name pargs; \
 236         pcounters[cnt] += pcnt_get() - pc_start; \
 237         return ret; \
 238 }
 239
 240 pc_hook_func              (GPU_writeStatus, (uint32_t a0), (a0), PCNT_GPU)
 241 pc_hook_func              (GPU_writeData, (uint32_t a0), (a0), PCNT_GPU)
 242 pc_hook_func              (GPU_writeDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 243 pc_hook_func_ret(uint32_t, GPU_readStatus, (void), (), PCNT_GPU)
 244 pc_hook_func_ret(uint32_t, GPU_readData, (void), (), PCNT_GPU)
 245 pc_hook_func              (GPU_readDataMem, (uint32_t *a0, int a1), (a0, a1), PCNT_GPU)
 246 pc_hook_func_ret(long,     GPU_dmaChain, (uint32_t *a0, int32_t a1), (a0, a1), PCNT_GPU)
 247 pc_hook_func              (GPU_updateLace, (void), (), PCNT_GPU)
 248
 249 pc_hook_func              (SPU_writeRegister, (unsigned long a0, unsigned short a1), (a0, a1), PCNT_SPU)
 250 pc_hook_func_ret(unsigned short,SPU_readRegister, (unsigned long a0), (a0), PCNT_SPU)
 251 pc_hook_func              (SPU_writeDMA, (unsigned short a0), (a0), PCNT_SPU)
 252 pc_hook_func_ret(unsigned short,SPU_readDMA, (void), (), PCNT_SPU)
 253 pc_hook_func              (SPU_writeDMAMem, (unsigned short *a0, int a1), (a0, a1), PCNT_SPU)
 254 pc_hook_func              (SPU_readDMAMem, (unsigned short *a0, int a1), (a0, a1), PCNT_SPU)
 255 pc_hook_func              (SPU_playADPCMchannel, (void *a0), (a0), PCNT_SPU)
 256 pc_hook_func              (SPU_async, (unsigned int a0), (a0), PCNT_SPU)
 257 pc_hook_func              (SPU_playCDDAchannel, (short *a0, int a1), (a0, a1), PCNT_SPU)
 258
 259 #define hook_it(name) { \
 260         o_##name = name; \
 261         name = w_##name; \
 262 }
 263
 264 void pcnt_hook_plugins(void)
 265 {
 266         /* test it first */
 267         pcnt_get();
 268
 269         hook_it(GPU_writeStatus);
 270         hook_it(GPU_writeData);
 271         hook_it(GPU_writeDataMem);
 272         hook_it(GPU_readStatus);
 273         hook_it(GPU_readData);
 274         hook_it(GPU_readDataMem);
 275         hook_it(GPU_dmaChain);
 276         hook_it(GPU_updateLace);
 277         hook_it(SPU_writeRegister);
 278         hook_it(SPU_readRegister);
 279         hook_it(SPU_writeDMA);
 280         hook_it(SPU_readDMA);
 281         hook_it(SPU_writeDMAMem);
 282         hook_it(SPU_readDMAMem);
 283         hook_it(SPU_playADPCMchannel);
 284         hook_it(SPU_async);
 285         hook_it(SPU_playCDDAchannel);
 286 }
 287
 288 #endif