| 1 | // (c) Copyright 2006-2009 notaz, All rights reserved.\r |
| 2 | // Free for non-commercial use.\r |
| 3 | \r |
| 4 | // For commercial use, separate licencing terms must be obtained.\r |
| 5 | \r |
| 6 | #include <stdio.h>\r |
| 7 | #include <unistd.h>\r |
| 8 | #include <stdarg.h>\r |
| 9 | #include <sys/types.h>\r |
| 10 | #include <sys/stat.h>\r |
| 11 | #include <fcntl.h>\r |
| 12 | #include <sys/ioctl.h>\r |
| 13 | #include <unistd.h>\r |
| 14 | #include <linux/fb.h>\r |
| 15 | #include <linux/omapfb.h>\r |
| 16 | \r |
| 17 | #include "../common/emu.h"\r |
| 18 | #include "../common/menu.h"\r |
| 19 | #include "../common/plat.h"\r |
| 20 | #include "../common/arm_utils.h"\r |
| 21 | #include "../linux/sndout_oss.h"\r |
| 22 | #include "../linux/fbdev.h"\r |
| 23 | #include "plat.h"\r |
| 24 | #include "asm_utils.h"\r |
| 25 | #include "version.h"\r |
| 26 | \r |
| 27 | #include <pico/pico_int.h>\r |
| 28 | \r |
| 29 | \r |
| 30 | static struct vout_fbdev *main_fb, *layer_fb;\r |
| 31 | static int g_layer_x, g_layer_y;\r |
| 32 | static int g_layer_w = 320, g_layer_h = 240;\r |
| 33 | static int g_osd_fps_x, g_osd_y;\r |
| 34 | \r |
| 35 | static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts";\r |
| 36 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
| 37 | static unsigned char __attribute__((aligned(4))) temp_frame[g_menuscreen_w * g_menuscreen_h * 2];\r |
| 38 | static unsigned char __attribute__((aligned(4))) fb_copy[g_screen_width * g_screen_height * 2];\r |
| 39 | unsigned char *PicoDraw2FB = temp_frame;\r |
| 40 | const char *renderer_names[] = { NULL };\r |
| 41 | const char *renderer_names32x[] = { NULL };\r |
| 42 | char cpu_clk_name[] = "Max CPU clock";\r |
| 43 | \r |
| 44 | static int get_cpu_clock(void)\r |
| 45 | {\r |
| 46 | FILE *f;\r |
| 47 | int ret = 0;\r |
| 48 | f = fopen("/proc/pandora/cpu_mhz_max", "r");\r |
| 49 | if (f) {\r |
| 50 | fscanf(f, "%d", &ret);\r |
| 51 | fclose(f);\r |
| 52 | }\r |
| 53 | return ret;\r |
| 54 | }\r |
| 55 | \r |
| 56 | void pemu_prep_defconfig(void)\r |
| 57 | {\r |
| 58 | defaultConfig.EmuOpt |= EOPT_VSYNC|EOPT_16BPP;\r |
| 59 | defaultConfig.s_PicoOpt |= POPT_EN_MCD_GFX|POPT_EN_MCD_PSYNC;\r |
| 60 | defaultConfig.scaling = SCALE_2x2_3x2;\r |
| 61 | }\r |
| 62 | \r |
| 63 | void pemu_validate_config(void)\r |
| 64 | {\r |
| 65 | currentConfig.CPUclock = get_cpu_clock();\r |
| 66 | }\r |
| 67 | \r |
| 68 | static void osd_text(int x, int y, const char *text)\r |
| 69 | {\r |
| 70 | int len = strlen(text)*8;\r |
| 71 | int i, h;\r |
| 72 | \r |
| 73 | len++;\r |
| 74 | for (h = 0; h < 8; h++) {\r |
| 75 | unsigned short *p;\r |
| 76 | p = (unsigned short *)g_screen_ptr + x + g_screen_width*(y + h);\r |
| 77 | for (i = len; i; i--, p++)\r |
| 78 | *p = (*p>>2) & 0x39e7;\r |
| 79 | }\r |
| 80 | emu_text_out16(x, y, text);\r |
| 81 | }\r |
| 82 | \r |
| 83 | static void draw_cd_leds(void)\r |
| 84 | {\r |
| 85 | int old_reg;\r |
| 86 | old_reg = Pico_mcd->s68k_regs[0];\r |
| 87 | \r |
| 88 | if (0) {\r |
| 89 | // 8-bit modes\r |
| 90 | unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
| 91 | unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
| 92 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+ 4) =\r |
| 93 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+ 4) =\r |
| 94 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+ 4) = col_g;\r |
| 95 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+12) =\r |
| 96 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+12) =\r |
| 97 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+12) = col_r;\r |
| 98 | } else {\r |
| 99 | // 16-bit modes\r |
| 100 | unsigned int *p = (unsigned int *)((short *)g_screen_ptr + g_screen_width*2+4);\r |
| 101 | unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r |
| 102 | unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r |
| 103 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r |
| 104 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r |
| 105 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r;\r |
| 106 | }\r |
| 107 | }\r |
| 108 | \r |
| 109 | static int emuscan(unsigned int num)\r |
| 110 | {\r |
| 111 | DrawLineDest = (unsigned short *)g_screen_ptr + num * g_screen_width;\r |
| 112 | \r |
| 113 | return 0;\r |
| 114 | }\r |
| 115 | \r |
| 116 | void pemu_finalize_frame(const char *fps, const char *notice)\r |
| 117 | {\r |
| 118 | if (notice || (currentConfig.EmuOpt & EOPT_SHOW_FPS)) {\r |
| 119 | if (notice)\r |
| 120 | osd_text(2, g_osd_y, notice);\r |
| 121 | if (currentConfig.EmuOpt & EOPT_SHOW_FPS)\r |
| 122 | osd_text(g_osd_fps_x, g_osd_y, fps);\r |
| 123 | }\r |
| 124 | if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))\r |
| 125 | draw_cd_leds();\r |
| 126 | }\r |
| 127 | \r |
| 128 | void plat_video_flip(void)\r |
| 129 | {\r |
| 130 | g_screen_ptr = vout_fbdev_flip(layer_fb);\r |
| 131 | }\r |
| 132 | \r |
| 133 | void plat_video_toggle_renderer(int change, int is_menu)\r |
| 134 | {\r |
| 135 | }\r |
| 136 | \r |
| 137 | void plat_video_menu_enter(int is_rom_loaded)\r |
| 138 | {\r |
| 139 | }\r |
| 140 | \r |
| 141 | void plat_video_menu_begin(void)\r |
| 142 | {\r |
| 143 | memcpy32(g_menuscreen_ptr, g_menubg_ptr, g_menuscreen_w * g_menuscreen_h * 2 / 4);\r |
| 144 | }\r |
| 145 | \r |
| 146 | void plat_video_menu_end(void)\r |
| 147 | {\r |
| 148 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 149 | }\r |
| 150 | \r |
| 151 | void plat_video_wait_vsync(void)\r |
| 152 | {\r |
| 153 | vout_fbdev_wait_vsync(main_fb);\r |
| 154 | }\r |
| 155 | \r |
| 156 | void plat_status_msg_clear(void)\r |
| 157 | {\r |
| 158 | vout_fbdev_clear_lines(layer_fb, g_screen_height - 8, 8);\r |
| 159 | }\r |
| 160 | \r |
| 161 | void plat_status_msg_busy_next(const char *msg)\r |
| 162 | {\r |
| 163 | plat_status_msg_clear();\r |
| 164 | pemu_finalize_frame("", msg);\r |
| 165 | plat_video_flip();\r |
| 166 | emu_status_msg("");\r |
| 167 | reset_timing = 1;\r |
| 168 | }\r |
| 169 | \r |
| 170 | void plat_status_msg_busy_first(const char *msg)\r |
| 171 | {\r |
| 172 | plat_status_msg_busy_next(msg);\r |
| 173 | }\r |
| 174 | \r |
| 175 | void plat_update_volume(int has_changed, int is_up)\r |
| 176 | {\r |
| 177 | static int prev_frame = 0, wait_frames = 0;\r |
| 178 | int vol = currentConfig.volume;\r |
| 179 | \r |
| 180 | if (has_changed)\r |
| 181 | {\r |
| 182 | if (is_up) {\r |
| 183 | if (vol < 99) vol++;\r |
| 184 | } else {\r |
| 185 | if (vol > 0) vol--;\r |
| 186 | }\r |
| 187 | wait_frames = 0;\r |
| 188 | sndout_oss_setvol(vol, vol);\r |
| 189 | currentConfig.volume = vol;\r |
| 190 | emu_status_msg("VOL: %02i", vol);\r |
| 191 | prev_frame = Pico.m.frame_count;\r |
| 192 | }\r |
| 193 | }\r |
| 194 | \r |
| 195 | void pemu_forced_frame(int opts, int no_scale)\r |
| 196 | {\r |
| 197 | int oldscale = currentConfig.scaling;\r |
| 198 | int po_old = PicoOpt;\r |
| 199 | \r |
| 200 | if (no_scale) {\r |
| 201 | currentConfig.scaling = SCALE_1x1;\r |
| 202 | emu_video_mode_change(8, 224, 0);\r |
| 203 | }\r |
| 204 | \r |
| 205 | PicoOpt |= opts|POPT_ACC_SPRITES;\r |
| 206 | \r |
| 207 | Pico.m.dirtyPal = 1;\r |
| 208 | PicoFrameDrawOnly();\r |
| 209 | \r |
| 210 | PicoOpt = po_old;\r |
| 211 | currentConfig.scaling = oldscale;\r |
| 212 | }\r |
| 213 | \r |
| 214 | static void updateSound(int len)\r |
| 215 | {\r |
| 216 | unsigned int t;\r |
| 217 | \r |
| 218 | len <<= 1;\r |
| 219 | if (PicoOpt & POPT_EN_STEREO)\r |
| 220 | len <<= 1;\r |
| 221 | \r |
| 222 | // sndout_oss_can_write() not reliable..\r |
| 223 | if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r |
| 224 | return;\r |
| 225 | \r |
| 226 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
| 227 | if (PicoSkipFrame == 2)\r |
| 228 | return;\r |
| 229 | \r |
| 230 | t = plat_get_ticks_ms();\r |
| 231 | sndout_oss_write(PsndOut, len);\r |
| 232 | t = plat_get_ticks_ms() - t;\r |
| 233 | if (t > 1)\r |
| 234 | printf("audio lag %u\n", t);\r |
| 235 | }\r |
| 236 | \r |
| 237 | void pemu_sound_start(void)\r |
| 238 | {\r |
| 239 | int target_fps = Pico.m.pal ? 50 : 60;\r |
| 240 | \r |
| 241 | PsndOut = NULL;\r |
| 242 | \r |
| 243 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
| 244 | {\r |
| 245 | int snd_excess_add, frame_samples;\r |
| 246 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
| 247 | \r |
| 248 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
| 249 | \r |
| 250 | frame_samples = PsndLen;\r |
| 251 | snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;\r |
| 252 | if (snd_excess_add != 0)\r |
| 253 | frame_samples++;\r |
| 254 | \r |
| 255 | /*\r |
| 256 | * for 44k stereo, we do 1470 samples/frame\r |
| 257 | * OMAP driver does power of 2 buffers, so we need at least 4K buffer.\r |
| 258 | * The most we can lag is 1K samples, size of OMAP's McBSP FIFO,\r |
| 259 | * with 2K sample buffer we might sometimes lag more than that,\r |
| 260 | * thus causing underflows.\r |
| 261 | */\r |
| 262 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r |
| 263 | PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);\r |
| 264 | sndout_oss_start(PsndRate, frame_samples * 2, is_stereo);\r |
| 265 | //sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
| 266 | PicoWriteSound = updateSound;\r |
| 267 | plat_update_volume(0, 0);\r |
| 268 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
| 269 | PsndOut = sndBuffer;\r |
| 270 | }\r |
| 271 | }\r |
| 272 | \r |
| 273 | void pemu_sound_stop(void)\r |
| 274 | {\r |
| 275 | sndout_oss_stop();\r |
| 276 | }\r |
| 277 | \r |
| 278 | void pemu_sound_wait(void)\r |
| 279 | {\r |
| 280 | // don't need to do anything, writes will block by themselves\r |
| 281 | }\r |
| 282 | \r |
| 283 | void plat_debug_cat(char *str)\r |
| 284 | {\r |
| 285 | }\r |
| 286 | \r |
| 287 | static int pnd_setup_layer_(int fd, int enabled, int x, int y, int w, int h)\r |
| 288 | {\r |
| 289 | struct omapfb_plane_info pi;\r |
| 290 | struct omapfb_mem_info mi;\r |
| 291 | int ret;\r |
| 292 | \r |
| 293 | ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);\r |
| 294 | if (ret != 0) {\r |
| 295 | perror("QUERY_PLANE");\r |
| 296 | return -1;\r |
| 297 | }\r |
| 298 | \r |
| 299 | ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi);\r |
| 300 | if (ret != 0) {\r |
| 301 | perror("QUERY_MEM");\r |
| 302 | return -1;\r |
| 303 | }\r |
| 304 | \r |
| 305 | /* must disable when changing stuff */\r |
| 306 | if (pi.enabled) {\r |
| 307 | pi.enabled = 0;\r |
| 308 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r |
| 309 | if (ret != 0)\r |
| 310 | perror("SETUP_PLANE");\r |
| 311 | }\r |
| 312 | \r |
| 313 | mi.size = 320*240*2*4;\r |
| 314 | ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r |
| 315 | if (ret != 0) {\r |
| 316 | perror("SETUP_MEM");\r |
| 317 | return -1;\r |
| 318 | }\r |
| 319 | \r |
| 320 | pi.pos_x = x;\r |
| 321 | pi.pos_y = y;\r |
| 322 | pi.out_width = w;\r |
| 323 | pi.out_height = h;\r |
| 324 | pi.enabled = enabled;\r |
| 325 | \r |
| 326 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r |
| 327 | if (ret != 0) {\r |
| 328 | perror("SETUP_PLANE");\r |
| 329 | return -1;\r |
| 330 | }\r |
| 331 | \r |
| 332 | return 0;\r |
| 333 | }\r |
| 334 | \r |
| 335 | int pnd_setup_layer(int enabled, int x, int y, int w, int h)\r |
| 336 | {\r |
| 337 | return pnd_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, x, y, w, h);\r |
| 338 | }\r |
| 339 | \r |
| 340 | void pnd_restore_layer_data(void)\r |
| 341 | {\r |
| 342 | short *t = (short *)fb_copy + 320*240 / 2 + 160;\r |
| 343 | \r |
| 344 | // right now this is used by menu, which wants to preview something\r |
| 345 | // so try to get something on the layer.\r |
| 346 | if ((t[0] | t[5] | t[13]) == 0)\r |
| 347 | memset32((void *)fb_copy, 0x07000700, sizeof(fb_copy) / 4);\r |
| 348 | \r |
| 349 | memcpy32(g_screen_ptr, (void *)fb_copy, 320*240*2 / 4);\r |
| 350 | plat_video_flip();\r |
| 351 | }\r |
| 352 | \r |
| 353 | static void apply_filter(int which)\r |
| 354 | {\r |
| 355 | char buf[128];\r |
| 356 | int i;\r |
| 357 | \r |
| 358 | if (pnd_filter_list == NULL)\r |
| 359 | return;\r |
| 360 | \r |
| 361 | for (i = 0; i < which; i++)\r |
| 362 | if (pnd_filter_list[i] == NULL)\r |
| 363 | return;\r |
| 364 | \r |
| 365 | if (pnd_filter_list[i] == NULL)\r |
| 366 | return;\r |
| 367 | \r |
| 368 | snprintf(buf, sizeof(buf), "%s/op_videofir.sh %s", pnd_script_base, pnd_filter_list[i]);\r |
| 369 | system(buf);\r |
| 370 | }\r |
| 371 | \r |
| 372 | void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r |
| 373 | {\r |
| 374 | int fb_w = 320, fb_h = 240, fb_left = 0, fb_right = 0, fb_top = 0, fb_bottom = 0;\r |
| 375 | \r |
| 376 | PicoScanBegin = emuscan;\r |
| 377 | PicoScanEnd = NULL;\r |
| 378 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
| 379 | \r |
| 380 | if (is_32cols) {\r |
| 381 | fb_w = 256;\r |
| 382 | fb_left = fb_right = 32;\r |
| 383 | }\r |
| 384 | \r |
| 385 | switch (currentConfig.scaling) {\r |
| 386 | case SCALE_1x1:\r |
| 387 | g_layer_w = fb_w;\r |
| 388 | g_layer_h = fb_h;\r |
| 389 | break;\r |
| 390 | case SCALE_2x2_3x2:\r |
| 391 | g_layer_w = fb_w * (is_32cols ? 3 : 2);\r |
| 392 | g_layer_h = fb_h * 2;\r |
| 393 | break;\r |
| 394 | case SCALE_2x2_2x2:\r |
| 395 | g_layer_w = fb_w * 2;\r |
| 396 | g_layer_h = fb_h * 2;\r |
| 397 | break;\r |
| 398 | case SCALE_FULLSCREEN:\r |
| 399 | g_layer_w = 800;\r |
| 400 | g_layer_h = 480;\r |
| 401 | break;\r |
| 402 | case SCALE_CUSTOM:\r |
| 403 | g_layer_x = g_layer_cx;\r |
| 404 | g_layer_y = g_layer_cy;\r |
| 405 | g_layer_w = g_layer_cw;\r |
| 406 | g_layer_h = g_layer_ch;\r |
| 407 | break;\r |
| 408 | }\r |
| 409 | \r |
| 410 | if (currentConfig.scaling != SCALE_CUSTOM) {\r |
| 411 | // center the layer\r |
| 412 | g_layer_x = 800 / 2 - g_layer_w / 2;\r |
| 413 | g_layer_y = 480 / 2 - g_layer_h / 2;\r |
| 414 | }\r |
| 415 | \r |
| 416 | switch (currentConfig.scaling) {\r |
| 417 | case SCALE_FULLSCREEN:\r |
| 418 | case SCALE_CUSTOM:\r |
| 419 | fb_top = start_line;\r |
| 420 | fb_h = line_count;\r |
| 421 | break;\r |
| 422 | }\r |
| 423 | g_osd_fps_x = is_32cols ? 232 : 264;\r |
| 424 | g_osd_y = fb_top + fb_h - 8;\r |
| 425 | \r |
| 426 | pnd_setup_layer(1, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 427 | vout_fbdev_resize(layer_fb, fb_w, fb_h, fb_left, fb_right, fb_top, fb_bottom, 0);\r |
| 428 | vout_fbdev_clear(layer_fb);\r |
| 429 | }\r |
| 430 | \r |
| 431 | static void make_bg(void)\r |
| 432 | {\r |
| 433 | unsigned short *s = (void *)fb_copy;\r |
| 434 | unsigned int t, *d = (unsigned int *)g_menubg_src_ptr + 80 / 2;\r |
| 435 | int x, y;\r |
| 436 | \r |
| 437 | memset32(g_menubg_src_ptr, 0, 800 * 480 * 2 / 4);\r |
| 438 | \r |
| 439 | for (y = 0; y < 240; y++, s += 320, d += 800*2/2) {\r |
| 440 | for (x = 0; x < 320; x++) {\r |
| 441 | t = s[x];\r |
| 442 | t |= t << 16;\r |
| 443 | d[x] = d[x + 800 / 2] = t;\r |
| 444 | }\r |
| 445 | }\r |
| 446 | }\r |
| 447 | \r |
| 448 | void pemu_loop_prep(void)\r |
| 449 | {\r |
| 450 | static int pal_old = -1;\r |
| 451 | static int filter_old = -1;\r |
| 452 | char buf[128];\r |
| 453 | \r |
| 454 | if (currentConfig.CPUclock != get_cpu_clock()) {\r |
| 455 | snprintf(buf, sizeof(buf), "unset DISPLAY; echo y | %s/op_cpuspeed.sh %d",\r |
| 456 | pnd_script_base, currentConfig.CPUclock);\r |
| 457 | system(buf);\r |
| 458 | }\r |
| 459 | \r |
| 460 | if (Pico.m.pal != pal_old) {\r |
| 461 | snprintf(buf, sizeof(buf), "%s/op_lcdrate.sh %d",\r |
| 462 | pnd_script_base, Pico.m.pal ? 50 : 60);\r |
| 463 | system(buf);\r |
| 464 | pal_old = Pico.m.pal;\r |
| 465 | }\r |
| 466 | \r |
| 467 | if (currentConfig.filter != filter_old) {\r |
| 468 | apply_filter(currentConfig.filter);\r |
| 469 | filter_old = currentConfig.filter;\r |
| 470 | }\r |
| 471 | \r |
| 472 | // make sure there is no junk left behind the layer\r |
| 473 | memset32(g_menuscreen_ptr, 0, 800 * 480 * 2 / 4);\r |
| 474 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 475 | \r |
| 476 | // emu_video_mode_change will call pnd_setup_layer()\r |
| 477 | \r |
| 478 | // dirty buffers better go now than during gameplay\r |
| 479 | sync();\r |
| 480 | sleep(0);\r |
| 481 | \r |
| 482 | pemu_sound_start();\r |
| 483 | }\r |
| 484 | \r |
| 485 | void pemu_loop_end(void)\r |
| 486 | {\r |
| 487 | int po_old = PicoOpt;\r |
| 488 | int eo_old = currentConfig.EmuOpt;\r |
| 489 | \r |
| 490 | pemu_sound_stop();\r |
| 491 | memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r |
| 492 | \r |
| 493 | /* do one more frame for menu bg */\r |
| 494 | PicoOpt |= POPT_EN_SOFTSCALE|POPT_ACC_SPRITES;\r |
| 495 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
| 496 | \r |
| 497 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
| 498 | Pico.m.dirtyPal = 1;\r |
| 499 | PicoFrame();\r |
| 500 | \r |
| 501 | // making a copy because enabling the layer clears it's mem\r |
| 502 | memcpy32((void *)fb_copy, g_screen_ptr, sizeof(fb_copy) / 4);\r |
| 503 | make_bg();\r |
| 504 | \r |
| 505 | pnd_setup_layer(0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 506 | \r |
| 507 | PicoOpt = po_old;\r |
| 508 | currentConfig.EmuOpt = eo_old;\r |
| 509 | }\r |
| 510 | \r |
| 511 | void plat_wait_till_us(unsigned int us_to)\r |
| 512 | {\r |
| 513 | unsigned int now;\r |
| 514 | signed int diff;\r |
| 515 | \r |
| 516 | now = plat_get_ticks_us();\r |
| 517 | \r |
| 518 | // XXX: need to check NOHZ\r |
| 519 | diff = (signed int)(us_to - now);\r |
| 520 | if (diff > 10000) {\r |
| 521 | //printf("sleep %d\n", us_to - now);\r |
| 522 | usleep(diff * 15 / 16);\r |
| 523 | now = plat_get_ticks_us();\r |
| 524 | //printf(" wake %d\n", (signed)(us_to - now));\r |
| 525 | }\r |
| 526 | /*\r |
| 527 | while ((signed int)(us_to - now) > 512) {\r |
| 528 | spend_cycles(1024);\r |
| 529 | now = plat_get_ticks_us();\r |
| 530 | }\r |
| 531 | */\r |
| 532 | }\r |
| 533 | \r |
| 534 | const char *plat_get_credits(void)\r |
| 535 | {\r |
| 536 | return "PicoDrive v" VERSION " (c) notaz, 2006-2010\n\n\n"\r |
| 537 | "Credits:\n"\r |
| 538 | "fDave: Cyclone 68000 core,\n"\r |
| 539 | " base code of PicoDrive\n"\r |
| 540 | "Reesy & FluBBa: DrZ80 core\n"\r |
| 541 | "MAME devs: YM2612 and SN76496 cores\n"\r |
| 542 | "Pandora team: Pandora\n"\r |
| 543 | "Inder, ketchupgun: graphics\n"\r |
| 544 | "\n"\r |
| 545 | "special thanks (for docs, ideas):\n"\r |
| 546 | " Charles MacDonald, Haze,\n"\r |
| 547 | " Stephane Dallongeville,\n"\r |
| 548 | " Lordus, Exophase, Rokas,\n"\r |
| 549 | " Nemesis, Tasco Deluxe";\r |
| 550 | }\r |
| 551 | \r |
| 552 | #include "../linux/oshide.h"\r |
| 553 | \r |
| 554 | void plat_early_init(void)\r |
| 555 | {\r |
| 556 | }\r |
| 557 | \r |
| 558 | void plat_init(void)\r |
| 559 | {\r |
| 560 | const char *main_fb_name, *layer_fb_name;\r |
| 561 | int fd, ret, w, h;\r |
| 562 | \r |
| 563 | main_fb_name = getenv("FBDEV_MAIN");\r |
| 564 | if (main_fb_name == NULL)\r |
| 565 | main_fb_name = "/dev/fb0";\r |
| 566 | \r |
| 567 | layer_fb_name = getenv("FBDEV_LAYER");\r |
| 568 | if (layer_fb_name == NULL)\r |
| 569 | layer_fb_name = "/dev/fb1";\r |
| 570 | \r |
| 571 | // must set the layer up first to be able to use it\r |
| 572 | fd = open(layer_fb_name, O_RDWR);\r |
| 573 | if (fd == -1) {\r |
| 574 | fprintf(stderr, "%s: ", layer_fb_name);\r |
| 575 | perror("open");\r |
| 576 | exit(1);\r |
| 577 | }\r |
| 578 | \r |
| 579 | ret = pnd_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 580 | close(fd);\r |
| 581 | if (ret != 0) {\r |
| 582 | fprintf(stderr, "failed to set up layer, exiting.\n");\r |
| 583 | exit(1);\r |
| 584 | }\r |
| 585 | \r |
| 586 | oshide_init();\r |
| 587 | \r |
| 588 | w = h = 0;\r |
| 589 | main_fb = vout_fbdev_init(main_fb_name, &w, &h, 0);\r |
| 590 | if (main_fb == NULL) {\r |
| 591 | fprintf(stderr, "couldn't init fb: %s\n", main_fb_name);\r |
| 592 | exit(1);\r |
| 593 | }\r |
| 594 | \r |
| 595 | if (w != g_menuscreen_w || h != g_menuscreen_h) {\r |
| 596 | fprintf(stderr, "%dx%d not supported on %s\n", w, h, main_fb_name);\r |
| 597 | goto fail0;\r |
| 598 | }\r |
| 599 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 600 | \r |
| 601 | w = 320; h = 240;\r |
| 602 | layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 0);\r |
| 603 | if (layer_fb == NULL) {\r |
| 604 | fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name);\r |
| 605 | goto fail0;\r |
| 606 | }\r |
| 607 | \r |
| 608 | if (w != g_screen_width || h != g_screen_height) {\r |
| 609 | fprintf(stderr, "%dx%d not supported on %s\n", w, h, layer_fb_name);\r |
| 610 | goto fail1;\r |
| 611 | }\r |
| 612 | g_screen_ptr = vout_fbdev_flip(layer_fb);\r |
| 613 | \r |
| 614 | g_menubg_ptr = temp_frame;\r |
| 615 | g_menubg_src_ptr = temp_frame;\r |
| 616 | \r |
| 617 | sndout_oss_init();\r |
| 618 | pnd_menu_init();\r |
| 619 | return;\r |
| 620 | \r |
| 621 | fail1:\r |
| 622 | vout_fbdev_finish(layer_fb);\r |
| 623 | fail0:\r |
| 624 | vout_fbdev_finish(main_fb);\r |
| 625 | exit(1);\r |
| 626 | }\r |
| 627 | \r |
| 628 | void plat_finish(void)\r |
| 629 | {\r |
| 630 | sndout_oss_exit();\r |
| 631 | vout_fbdev_finish(main_fb);\r |
| 632 | oshide_finish();\r |
| 633 | \r |
| 634 | printf("all done\n");\r |
| 635 | }\r |
| 636 | \r |
| 637 | /* lprintf */\r |
| 638 | void lprintf(const char *fmt, ...)\r |
| 639 | {\r |
| 640 | va_list vl;\r |
| 641 | \r |
| 642 | va_start(vl, fmt);\r |
| 643 | vprintf(fmt, vl);\r |
| 644 | va_end(vl);\r |
| 645 | }\r |
| 646 | \r |