frontend/plat_pollux.c

   1 /*
   2  * (C) Gražvydas "notaz" Ignotas, 2009-2011
   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 <stdlib.h>
  10 #include <string.h>
  11 #include <sys/types.h>
  12 #include <sys/stat.h>
  13 #include <fcntl.h>
  14 #include <sys/ioctl.h>
  15 #include <unistd.h>
  16 #include <linux/fb.h>
  17 #include <sys/mman.h>
  18 #include <linux/soundcard.h>
  19 #include <linux/input.h>
  20
  21 #include "libpicofe/plat.h"
  22 #include "libpicofe/input.h"
  23 #include "libpicofe/gp2x/in_gp2x.h"
  24 #include "libpicofe/gp2x/soc_pollux.h"
  25 #include "libpicofe/linux/in_evdev.h"
  26 #include "libpicofe/menu.h"
  27 #include "warm/warm.h"
  28 #include "plugin_lib.h"
  29 #include "pl_gun_ts.h"
  30 #include "blit320.h"
  31 #include "in_tsbutton.h"
  32 #include "main.h"
  33 #include "menu.h"
  34 #include "plat.h"
  35 #include "../plugins/gpulib/cspace.h"
  36
  37
  38 static int fbdev = -1;
  39 static void *fb_vaddrs[2];
  40 static unsigned int fb_paddrs[2];
  41 static int fb_work_buf;
  42 static int have_warm;
  43 #define FB_VRAM_SIZE (320*240*2*2*2) // 2 buffers with space for 24bpp mode
  44
  45 static unsigned short *psx_vram;
  46 static unsigned int psx_vram_padds[512];
  47 static int psx_step, psx_width, psx_height, psx_bpp;
  48 static int psx_offset_x, psx_offset_y, psx_src_width, psx_src_height;
  49 static int fb_offset_x, fb_offset_y;
  50
  51 static void caanoo_init(void);
  52 static void wiz_init(void);
  53
  54
  55 static const struct in_default_bind in_evdev_defbinds[] = {
  56         { KEY_UP,       IN_BINDTYPE_PLAYER12, DKEY_UP },
  57         { KEY_DOWN,     IN_BINDTYPE_PLAYER12, DKEY_DOWN },
  58         { KEY_LEFT,     IN_BINDTYPE_PLAYER12, DKEY_LEFT },
  59         { KEY_RIGHT,    IN_BINDTYPE_PLAYER12, DKEY_RIGHT },
  60         { BTN_TOP,      IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE },
  61         { BTN_THUMB,    IN_BINDTYPE_PLAYER12, DKEY_CROSS },
  62         { BTN_THUMB2,   IN_BINDTYPE_PLAYER12, DKEY_CIRCLE },
  63         { BTN_TRIGGER,  IN_BINDTYPE_PLAYER12, DKEY_SQUARE },
  64         { BTN_BASE3,    IN_BINDTYPE_PLAYER12, DKEY_START },
  65         { BTN_BASE4,    IN_BINDTYPE_PLAYER12, DKEY_SELECT },
  66         { BTN_TOP2,     IN_BINDTYPE_PLAYER12, DKEY_L1 },
  67         { BTN_PINKIE,   IN_BINDTYPE_PLAYER12, DKEY_R1 },
  68         { BTN_BASE,     IN_BINDTYPE_EMU, SACTION_ENTER_MENU },
  69         { 0, 0, 0 },
  70 };
  71
  72 static void *fb_flip(void)
  73 {
  74         memregl[0x406C>>2] = memregl[0x446C>>2] = fb_paddrs[fb_work_buf];
  75         memregl[0x4058>>2] |= 0x10;
  76         memregl[0x4458>>2] |= 0x10;
  77         fb_work_buf ^= 1;
  78         return fb_vaddrs[fb_work_buf];
  79 }
  80
  81 static void pollux_changemode(int bpp, int is_bgr)
  82 {
  83         int code = 0, bytes = 2;
  84         unsigned int r;
  85
  86         printf("changemode: %dbpp %s\n", bpp, is_bgr ? "bgr" : "rgb");
  87
  88         memregl[0x4004>>2] = 0x00ef013f;
  89         memregl[0x4000>>2] |= 1 << 3;
  90
  91         switch (bpp)
  92         {
  93                 case 8:
  94                         code = 0x443a;
  95                         bytes = 1;
  96                         break;
  97                 case 16:
  98                         code = is_bgr ? 0xc342 : 0x4432;
  99                         bytes = 2;
 100                         break;
 101                 case 24:
 102                         code = is_bgr ? 0xc653 : 0x4653;
 103                         bytes = 3;
 104                         break;
 105                 default:
 106                         printf("unhandled bpp request: %d\n", bpp);
 107                         return;
 108         }
 109
 110         // program both MLCs so that TV-out works
 111         memregl[0x405c>>2] = memregl[0x445c>>2] = bytes;
 112         memregl[0x4060>>2] = memregl[0x4460>>2] = 320 * bytes;
 113
 114         r = memregl[0x4058>>2];
 115         r = (r & 0xffff) | (code << 16) | 0x10;
 116         memregl[0x4058>>2] = r;
 117
 118         r = memregl[0x4458>>2];
 119         r = (r & 0xffff) | (code << 16) | 0x10;
 120         memregl[0x4458>>2] = r;
 121 }
 122
 123 static int cpu_clock_wrapper(int mhz)
 124 {
 125         // stupid pll share hack - must restart audio
 126         int pollux_cpu_clock_set(int cpu_clock);
 127         extern long SPUopen(void);
 128         extern long SPUclose(void);
 129
 130         pollux_cpu_clock_set(mhz);
 131         SPUclose();
 132         SPUopen();
 133
 134         return 0;
 135 }
 136
 137 #define TIMER_BASE3 0x1980
 138 #define TIMER_REG(x) memregl[(TIMER_BASE3 + x) >> 2]
 139
 140 static __attribute__((unused)) unsigned int timer_get(void)
 141 {
 142         TIMER_REG(0x08) |= 0x48;  /* run timer, latch value */
 143         return TIMER_REG(0);
 144 }
 145
 146 void plat_video_menu_enter(int is_rom_loaded)
 147 {
 148         if (pl_vout_buf != NULL) {
 149                 if (psx_bpp == 16)
 150                         // have to do rgb conversion for menu bg
 151                         bgr555_to_rgb565(pl_vout_buf, pl_vout_buf, 320*240*2);
 152                 else
 153                         memset(pl_vout_buf, 0, 320*240*2);
 154         }
 155
 156         pollux_changemode(16, 0);
 157 }
 158
 159 void plat_video_menu_begin(void)
 160 {
 161 }
 162
 163 void plat_video_menu_end(void)
 164 {
 165         g_menuscreen_ptr = fb_flip();
 166 }
 167
 168 void plat_video_menu_leave(void)
 169 {
 170         if (psx_vram == NULL) {
 171                 fprintf(stderr, "GPU plugin did not provide vram\n");
 172                 exit(1);
 173         }
 174
 175         if (gp2x_dev_id == GP2X_DEV_CAANOO)
 176                 in_set_config_int(in_name_to_id("evdev:pollux-analog"),
 177                         IN_CFG_ABS_DEAD_ZONE, analog_deadzone);
 178
 179         memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 180         g_menuscreen_ptr = fb_flip();
 181         memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 182 }
 183
 184 void *plat_prepare_screenshot(int *w, int *h, int *bpp)
 185 {
 186         bgr555_to_rgb565(pl_vout_buf, pl_vout_buf, 320*240*2);
 187         *w = 320;
 188         *h = 240;
 189         *bpp = psx_bpp;
 190         return pl_vout_buf;
 191 }
 192
 193 void plat_minimize(void)
 194 {
 195 }
 196
 197 static void pl_vout_set_raw_vram(void *vram)
 198 {
 199         int i;
 200
 201         psx_vram = vram;
 202
 203         if (vram == NULL)
 204                 return;
 205
 206         if ((long)psx_vram & 0x7ff)
 207                 fprintf(stderr, "GPU plugin did not align vram\n");
 208
 209         for (i = 0; i < 512; i++) {
 210                 psx_vram[i * 1024] = 0; // touch
 211                 psx_vram_padds[i] = warm_virt2phys(&psx_vram[i * 1024]);
 212         }
 213 }
 214
 215 static void spend_cycles(int loops)
 216 {
 217         asm volatile (
 218                 "   mov  r0,%0    ;\n"
 219                 "0: subs r0,r0,#1 ;\n"
 220                 "   bgt  0b"
 221                 :: "r" (loops) : "cc", "r0");
 222 }
 223
 224 #define DMA_BASE6 0x0300
 225 #define DMA_REG(x) memregl[(DMA_BASE6 + x) >> 2]
 226
 227 /* this takes ~1.5ms, while ldm/stm ~1.95ms */
 228 static void raw_blit_dma(int doffs, const void *vram, int w, int h,
 229                          int sstride, int bgr24)
 230 {
 231         unsigned int pixel_offset = (unsigned short *)vram - psx_vram;
 232         unsigned int dst = fb_paddrs[fb_work_buf] +
 233                         (fb_offset_y * 320 + fb_offset_x) * psx_bpp / 8;
 234         int spsx_line = pixel_offset / 1024 + psx_offset_y;
 235         int spsx_offset = (pixel_offset + psx_offset_x) & 0x3f8;
 236         int dst_stride = 320 * psx_bpp / 8;
 237         int len = psx_src_width * psx_bpp / 8;
 238         int i;
 239
 240         warm_cache_op_all(WOP_D_CLEAN);
 241
 242         dst &= ~7;
 243         len &= ~7;
 244
 245         if (DMA_REG(0x0c) & 0x90000) {
 246                 printf("already runnig DMA?\n");
 247                 DMA_REG(0x0c) = 0x100000;
 248         }
 249         if ((DMA_REG(0x2c) & 0x0f) < 5) {
 250                 printf("DMA queue busy?\n");
 251                 DMA_REG(0x24) = 1;
 252         }
 253
 254         for (i = psx_src_height; i > 0; i--, spsx_line += psx_step, dst += dst_stride) {
 255                 while ((DMA_REG(0x2c) & 0x0f) < 4)
 256                         spend_cycles(10);
 257
 258                 // XXX: it seems we must always set all regs, what is autoincrement there for?
 259                 DMA_REG(0x20) = 1;              // queue wait cmd
 260                 DMA_REG(0x10) = psx_vram_padds[spsx_line & 511] + spsx_offset * 2; // DMA src
 261                 DMA_REG(0x14) = dst;            // DMA dst
 262                 DMA_REG(0x18) = len - 1;        // len
 263                 DMA_REG(0x1c) = 0x80000;        // go
 264         }
 265 }
 266
 267 #define make_flip_func(name, blitfunc)                                                  \
 268 static void name(int doffs, const void *vram_, int w, int h, int sstride, int bgr24)    \
 269 {                                                                                       \
 270         const unsigned short *vram = vram_;                                             \
 271         unsigned char *dst = (unsigned char *)g_menuscreen_ptr +                        \
 272                         (fb_offset_y * 320 + fb_offset_x) * psx_bpp / 8;                \
 273         int dst_stride = 320 * psx_bpp / 8;                                             \
 274         int len = psx_src_width * psx_bpp / 8;                                          \
 275         int i;                                                                          \
 276                                                                                         \
 277         vram += psx_offset_y * 1024 + psx_offset_x;                                     \
 278         for (i = psx_src_height; i > 0; i--, vram += psx_step * 1024, dst += dst_stride)\
 279                 blitfunc(dst, vram, len);                                               \
 280 }
 281
 282 make_flip_func(raw_blit_soft, memcpy)
 283 make_flip_func(raw_blit_soft_368, blit320_368)
 284 make_flip_func(raw_blit_soft_512, blit320_512)
 285 make_flip_func(raw_blit_soft_640, blit320_640)
 286
 287 void *plat_gvideo_set_mode(int *w_, int *h_, int *bpp_)
 288 {
 289         int poff_w, poff_h, w_max;
 290         int w = *w_, h = *h_, bpp = *bpp_;
 291
 292         if (!w || !h || !bpp)
 293                 return NULL;
 294
 295         printf("psx mode: %dx%d@%d\n", w, h, bpp);
 296         psx_width = w;
 297         psx_height = h;
 298         psx_bpp = bpp;
 299
 300         switch (w + (bpp != 16) + !soft_scaling) {
 301         case 640:
 302                 pl_plat_blit = raw_blit_soft_640;
 303                 w_max = 640;
 304                 break;
 305         case 512:
 306                 pl_plat_blit = raw_blit_soft_512;
 307                 w_max = 512;
 308                 break;
 309         case 384:
 310         case 368:
 311                 pl_plat_blit = raw_blit_soft_368;
 312                 w_max = 368;
 313                 break;
 314         default:
 315                 pl_plat_blit = have_warm ? raw_blit_dma : raw_blit_soft;
 316                 w_max = 320;
 317                 break;
 318         }
 319
 320         psx_step = 1;
 321         if (h > 256) {
 322                 psx_step = 2;
 323                 h /= 2;
 324         }
 325
 326         poff_w = poff_h = 0;
 327         if (w > w_max) {
 328                 poff_w = w / 2 - w_max / 2;
 329                 w = w_max;
 330         }
 331         fb_offset_x = 0;
 332         if (w < 320)
 333                 fb_offset_x = 320/2 - w / 2;
 334         if (h > 240) {
 335                 poff_h = h / 2 - 240/2;
 336                 h = 240;
 337         }
 338         fb_offset_y = 240/2 - h / 2;
 339
 340         psx_offset_x = poff_w * psx_bpp/8 / 2;
 341         psx_offset_y = poff_h;
 342         psx_src_width = w;
 343         psx_src_height = h;
 344
 345         if (fb_offset_x || fb_offset_y) {
 346                 // not fullscreen, must clear borders
 347                 memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 348                 g_menuscreen_ptr = fb_flip();
 349                 memset(g_menuscreen_ptr, 0, 320*240 * psx_bpp/8);
 350         }
 351
 352         pollux_changemode(bpp, 1);
 353
 354         pl_set_gun_rect(fb_offset_x, fb_offset_y, w > 320 ? 320 : w, h);
 355
 356         // adjust for hud
 357         *w_ = 320;
 358         *h_ = fb_offset_y + psx_src_height;
 359
 360         return g_menuscreen_ptr;
 361 }
 362
 363 /* not really used, we do raw_flip */
 364 void plat_gvideo_open(int is_pal)
 365 {
 366 }
 367
 368 void *plat_gvideo_flip(void)
 369 {
 370         g_menuscreen_ptr = fb_flip();
 371         return g_menuscreen_ptr;
 372 }
 373
 374 void plat_gvideo_close(void)
 375 {
 376 }
 377
 378 void plat_init(void)
 379 {
 380         const char *main_fb_name = "/dev/fb0";
 381         struct fb_fix_screeninfo fbfix;
 382         int ret;
 383
 384         plat_target_init();
 385
 386         fbdev = open(main_fb_name, O_RDWR);
 387         if (fbdev == -1) {
 388                 fprintf(stderr, "%s: ", main_fb_name);
 389                 perror("open");
 390                 exit(1);
 391         }
 392
 393         ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix);
 394         if (ret == -1) {
 395                 perror("ioctl(fbdev) failed");
 396                 exit(1);
 397         }
 398         printf("framebuffer: \"%s\" @ %08lx\n", fbfix.id, fbfix.smem_start);
 399         fb_paddrs[0] = fbfix.smem_start;
 400         fb_paddrs[1] = fb_paddrs[0] + 320*240*4; // leave space for 24bpp
 401
 402         fb_vaddrs[0] = mmap(0, FB_VRAM_SIZE, PROT_READ|PROT_WRITE,
 403                                 MAP_SHARED, memdev, fb_paddrs[0]);
 404         if (fb_vaddrs[0] == MAP_FAILED) {
 405                 perror("mmap(fb_vaddrs) failed");
 406                 exit(1);
 407         }
 408         fb_vaddrs[1] = (char *)fb_vaddrs[0] + 320*240*4;
 409
 410         memset(fb_vaddrs[0], 0, FB_VRAM_SIZE);
 411
 412         pollux_changemode(16, 0);
 413         g_menuscreen_w = 320;
 414         g_menuscreen_h = 240;
 415         g_menuscreen_ptr = fb_flip();
 416
 417         ret = warm_init();
 418         have_warm = (ret == 0);
 419         warm_change_cb_upper(WCB_B_BIT, 1);
 420
 421         /* setup DMA */
 422         DMA_REG(0x0c) = 0x20000; // pending IRQ clear
 423
 424         in_tsbutton_init();
 425         in_evdev_init(in_evdev_defbinds);
 426         if (gp2x_dev_id == GP2X_DEV_CAANOO)
 427                 caanoo_init();
 428         else
 429                 wiz_init();
 430
 431         pl_plat_blit = have_warm ? raw_blit_dma : raw_blit_soft;
 432         pl_rearmed_cbs.pl_vout_set_raw_vram = pl_vout_set_raw_vram;
 433
 434         psx_src_width = 320;
 435         psx_src_height = 240;
 436         psx_bpp = 16;
 437
 438         pl_rearmed_cbs.screen_w = 320;
 439         pl_rearmed_cbs.screen_h = 240;
 440
 441         plat_target_setup_input();
 442
 443         plat_target.cpu_clock_set = cpu_clock_wrapper;
 444 }
 445
 446 void plat_finish(void)
 447 {
 448         warm_finish();
 449         memset(fb_vaddrs[0], 0, FB_VRAM_SIZE);
 450         munmap(fb_vaddrs[0], FB_VRAM_SIZE);
 451         close(fbdev);
 452         plat_target_finish();
 453 }
 454
 455 /* WIZ RAM lack workaround */
 456 void *memtab_mmap(void *addr, size_t size)
 457 {
 458         void *ret;
 459
 460         if (gp2x_dev_id != GP2X_DEV_WIZ)
 461                 return mmap(addr, size, PROT_READ | PROT_WRITE,
 462                         MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, -1, 0);
 463
 464         ret = mmap(addr, size, PROT_READ | PROT_WRITE,
 465                 MAP_SHARED | MAP_FIXED, memdev, 0x03000000);
 466         if (ret != MAP_FAILED)
 467                 warm_change_cb_range(WCB_C_BIT | WCB_B_BIT, 1, ret, size);
 468         return ret;
 469 }
 470
 471 /* Caanoo stuff, perhaps move later */
 472 static const char * const caanoo_keys[KEY_MAX + 1] = {
 473         [0 ... KEY_MAX] = NULL,
 474         [KEY_UP]        = "Up",
 475         [KEY_LEFT]      = "Left",
 476         [KEY_RIGHT]     = "Right",
 477         [KEY_DOWN]      = "Down",
 478         [BTN_TRIGGER]   = "A",
 479         [BTN_THUMB]     = "X",
 480         [BTN_THUMB2]    = "B",
 481         [BTN_TOP]       = "Y",
 482         [BTN_TOP2]      = "L",
 483         [BTN_PINKIE]    = "R",
 484         [BTN_BASE]      = "Home",
 485         [BTN_BASE2]     = "Lock",
 486         [BTN_BASE3]     = "I",
 487         [BTN_BASE4]     = "II",
 488         [BTN_BASE5]     = "Push",
 489 };
 490
 491 struct haptic_data {
 492         int count;
 493         struct {
 494                 short time, strength;
 495         } actions[120];
 496 };
 497
 498 #define HAPTIC_IOCTL_MAGIC      'I'
 499 #define HAPTIC_PLAY_PATTERN     _IOW(HAPTIC_IOCTL_MAGIC, 4, struct haptic_data)
 500 #define HAPTIC_INDIVIDUAL_MODE  _IOW(HAPTIC_IOCTL_MAGIC, 5, unsigned int)
 501 #define HAPTIC_SET_VIB_LEVEL    _IOW(HAPTIC_IOCTL_MAGIC, 9, unsigned int)
 502
 503 static int hapticdev = -1;
 504 static struct haptic_data haptic_seq[2];
 505
 506 static int haptic_read(const char *fname, struct haptic_data *data)
 507 {
 508         int i, ret, v1, v2;
 509         char buf[128], *p;
 510         FILE *f;
 511
 512         f = fopen(fname, "r");
 513         if (f == NULL) {
 514                 fprintf(stderr, "fopen(%s)", fname);
 515                 perror("");
 516                 return -1;
 517         }
 518
 519         for (i = 0; i < sizeof(data->actions) / sizeof(data->actions[0]); ) {
 520                 p = fgets(buf, sizeof(buf), f);
 521                 if (p == NULL)
 522                         break;
 523                 while (*p != 0 && *p == ' ')
 524                         p++;
 525                 if (*p == 0 || *p == ';' || *p == '#')
 526                         continue;
 527
 528                 ret = sscanf(buf, "%d %d", &v1, &v2);
 529                 if (ret != 2) {
 530                         fprintf(stderr, "can't parse: %s", buf);
 531                         continue;
 532                 }
 533
 534                 data->actions[i].time = v1;
 535                 data->actions[i].strength = v2;
 536                 i++;
 537         }
 538         fclose(f);
 539
 540         if (i == 0) {
 541                 fprintf(stderr, "bad haptic file: %s\n", fname);
 542                 return -1;
 543         }
 544         data->count = i;
 545
 546         return 0;
 547 }
 548
 549 static int haptic_init(void)
 550 {
 551         int ret, i;
 552
 553         ret = haptic_read("haptic_w.cfg", &haptic_seq[0]);
 554         if (ret != 0)
 555                 return -1;
 556         ret = haptic_read("haptic_s.cfg", &haptic_seq[1]);
 557         if (ret != 0)
 558                 return -1;
 559
 560         hapticdev = open("/dev/isa1200", O_RDWR | O_NONBLOCK);
 561         if (hapticdev == -1) {
 562                 perror("open(/dev/isa1200)");
 563                 return -1;
 564         }
 565
 566         i = 0;
 567         ret  = ioctl(hapticdev, HAPTIC_INDIVIDUAL_MODE, &i);    /* use 2 of them */
 568         i = 3;
 569         ret |= ioctl(hapticdev, HAPTIC_SET_VIB_LEVEL, &i);      /* max */
 570         if (ret != 0) {
 571                 fprintf(stderr, "haptic ioctls failed\n");
 572                 close(hapticdev);
 573                 hapticdev = -1;
 574                 return -1;
 575         }
 576
 577         return 0;
 578 }
 579
 580 void plat_trigger_vibrate(int is_strong)
 581 {
 582         int ret;
 583
 584         if (hapticdev == -2)
 585                 return; // it's broken
 586         if (hapticdev < 0) {
 587                 ret = haptic_init();
 588                 if (ret < 0) {
 589                         hapticdev = -2;
 590                         return;
 591                 }
 592         }
 593
 594         ioctl(hapticdev, HAPTIC_PLAY_PATTERN, &haptic_seq[!!is_strong]);
 595 }
 596
 597 static void caanoo_init(void)
 598 {
 599         in_probe();
 600         in_set_config(in_name_to_id("evdev:pollux-analog"), IN_CFG_KEY_NAMES,
 601                       caanoo_keys, sizeof(caanoo_keys));
 602 }
 603
 604 /* Wiz stuff */
 605 static const struct in_default_bind in_gp2x_defbinds[] =
 606 {
 607         /* MXYZ SACB RLDU */
 608         { GP2X_BTN_UP,          IN_BINDTYPE_PLAYER12, DKEY_UP },
 609         { GP2X_BTN_DOWN,        IN_BINDTYPE_PLAYER12, DKEY_DOWN },
 610         { GP2X_BTN_LEFT,        IN_BINDTYPE_PLAYER12, DKEY_LEFT },
 611         { GP2X_BTN_RIGHT,       IN_BINDTYPE_PLAYER12, DKEY_RIGHT },
 612         { GP2X_BTN_X,           IN_BINDTYPE_PLAYER12, DKEY_CROSS },
 613         { GP2X_BTN_B,           IN_BINDTYPE_PLAYER12, DKEY_CIRCLE },
 614         { GP2X_BTN_A,           IN_BINDTYPE_PLAYER12, DKEY_SQUARE },
 615         { GP2X_BTN_Y,           IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE },
 616         { GP2X_BTN_L,           IN_BINDTYPE_PLAYER12, DKEY_L1 },
 617         { GP2X_BTN_R,           IN_BINDTYPE_PLAYER12, DKEY_R1 },
 618         { GP2X_BTN_START,       IN_BINDTYPE_PLAYER12, DKEY_START },
 619         { GP2X_BTN_SELECT,      IN_BINDTYPE_EMU, SACTION_ENTER_MENU },
 620         { GP2X_BTN_VOL_UP,      IN_BINDTYPE_EMU, SACTION_VOLUME_UP },
 621         { GP2X_BTN_VOL_DOWN,    IN_BINDTYPE_EMU, SACTION_VOLUME_DOWN },
 622         { 0, 0, 0 },
 623 };
 624
 625 // unused dummy for in_gp2x
 626 volatile unsigned short *gp2x_memregs;
 627
 628 static void wiz_init(void)
 629 {
 630         in_gp2x_init(in_gp2x_defbinds);
 631         in_probe();
 632 }