| 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 <sys/types.h>\r |
| 9 | #include <sys/stat.h>\r |
| 10 | #include <fcntl.h>\r |
| 11 | #include <sys/ioctl.h>\r |
| 12 | #include <unistd.h>\r |
| 13 | #include <linux/fb.h>\r |
| 14 | #include <linux/omapfb.h>\r |
| 15 | \r |
| 16 | #include "../common/emu.h"\r |
| 17 | #include "../common/menu.h"\r |
| 18 | #include "../common/plat.h"\r |
| 19 | #include "../common/arm_utils.h"\r |
| 20 | #include "../common/input.h"\r |
| 21 | #include "../linux/sndout_oss.h"\r |
| 22 | #include "../linux/fbdev.h"\r |
| 23 | #include "../linux/xenv.h"\r |
| 24 | #include "plat.h"\r |
| 25 | #include "asm_utils.h"\r |
| 26 | #include "version.h"\r |
| 27 | \r |
| 28 | #include <pico/pico_int.h>\r |
| 29 | \r |
| 30 | #include <linux/input.h>\r |
| 31 | \r |
| 32 | static struct vout_fbdev *main_fb, *layer_fb;\r |
| 33 | // g_layer_* - in use, g_layer_c* - configured custom\r |
| 34 | int g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch;\r |
| 35 | static int g_layer_x, g_layer_y;\r |
| 36 | static int g_layer_w = 320, g_layer_h = 240;\r |
| 37 | static int g_osd_fps_x, g_osd_y, doing_bg_frame;\r |
| 38 | \r |
| 39 | static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts";\r |
| 40 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
| 41 | static unsigned char __attribute__((aligned(4))) fb_copy[g_screen_width * g_screen_height * 2];\r |
| 42 | static void *temp_frame;\r |
| 43 | unsigned char *PicoDraw2FB;\r |
| 44 | const char *renderer_names[] = { NULL };\r |
| 45 | const char *renderer_names32x[] = { NULL };\r |
| 46 | \r |
| 47 | static const char * const pandora_gpio_keys[KEY_MAX + 1] = {\r |
| 48 | [0 ... KEY_MAX] = NULL,\r |
| 49 | [KEY_UP] = "Up",\r |
| 50 | [KEY_LEFT] = "Left",\r |
| 51 | [KEY_RIGHT] = "Right",\r |
| 52 | [KEY_DOWN] = "Down",\r |
| 53 | [KEY_HOME] = "A",\r |
| 54 | [KEY_PAGEDOWN] = "X",\r |
| 55 | [KEY_END] = "B",\r |
| 56 | [KEY_PAGEUP] = "Y",\r |
| 57 | [KEY_RIGHTSHIFT]= "L",\r |
| 58 | [KEY_RIGHTCTRL] = "R",\r |
| 59 | [KEY_LEFTALT] = "Start",\r |
| 60 | [KEY_LEFTCTRL] = "Select",\r |
| 61 | [KEY_MENU] = "Pandora",\r |
| 62 | };\r |
| 63 | \r |
| 64 | struct in_default_bind in_evdev_defbinds[] =\r |
| 65 | {\r |
| 66 | /* MXYZ SACB RLDU */\r |
| 67 | { KEY_UP, IN_BINDTYPE_PLAYER12, 0 },\r |
| 68 | { KEY_DOWN, IN_BINDTYPE_PLAYER12, 1 },\r |
| 69 | { KEY_LEFT, IN_BINDTYPE_PLAYER12, 2 },\r |
| 70 | { KEY_RIGHT, IN_BINDTYPE_PLAYER12, 3 },\r |
| 71 | { KEY_S, IN_BINDTYPE_PLAYER12, 4 }, /* B */\r |
| 72 | { KEY_D, IN_BINDTYPE_PLAYER12, 5 }, /* C */\r |
| 73 | { KEY_A, IN_BINDTYPE_PLAYER12, 6 }, /* A */\r |
| 74 | { KEY_ENTER, IN_BINDTYPE_PLAYER12, 7 },\r |
| 75 | { KEY_BACKSLASH, IN_BINDTYPE_EMU, PEVB_MENU },\r |
| 76 | { KEY_SPACE, IN_BINDTYPE_EMU, PEVB_MENU },\r |
| 77 | /* Pandora */\r |
| 78 | { KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, 4 },\r |
| 79 | { KEY_END, IN_BINDTYPE_PLAYER12, 5 },\r |
| 80 | { KEY_HOME, IN_BINDTYPE_PLAYER12, 6 },\r |
| 81 | { KEY_LEFTALT, IN_BINDTYPE_PLAYER12, 7 },\r |
| 82 | { KEY_RIGHTSHIFT,IN_BINDTYPE_EMU, PEVB_STATE_SAVE },\r |
| 83 | { KEY_RIGHTCTRL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD },\r |
| 84 | { KEY_LEFTCTRL, IN_BINDTYPE_EMU, PEVB_MENU },\r |
| 85 | { 0, 0, 0 }\r |
| 86 | };\r |
| 87 | \r |
| 88 | static int get_cpu_clock(void)\r |
| 89 | {\r |
| 90 | FILE *f;\r |
| 91 | int ret = 0;\r |
| 92 | f = fopen("/proc/pandora/cpu_mhz_max", "r");\r |
| 93 | if (f) {\r |
| 94 | fscanf(f, "%d", &ret);\r |
| 95 | fclose(f);\r |
| 96 | }\r |
| 97 | return ret;\r |
| 98 | }\r |
| 99 | \r |
| 100 | void pemu_prep_defconfig(void)\r |
| 101 | {\r |
| 102 | defaultConfig.EmuOpt |= EOPT_VSYNC|EOPT_16BPP;\r |
| 103 | defaultConfig.s_PicoOpt |= POPT_EN_MCD_GFX|POPT_EN_MCD_PSYNC;\r |
| 104 | defaultConfig.scaling = SCALE_2x2_3x2;\r |
| 105 | }\r |
| 106 | \r |
| 107 | void pemu_validate_config(void)\r |
| 108 | {\r |
| 109 | currentConfig.CPUclock = get_cpu_clock();\r |
| 110 | }\r |
| 111 | \r |
| 112 | static void osd_text(int x, int y, const char *text)\r |
| 113 | {\r |
| 114 | int len = strlen(text)*8;\r |
| 115 | int i, h;\r |
| 116 | \r |
| 117 | len++;\r |
| 118 | for (h = 0; h < 8; h++) {\r |
| 119 | unsigned short *p;\r |
| 120 | p = (unsigned short *)g_screen_ptr + x + g_screen_width*(y + h);\r |
| 121 | for (i = len; i; i--, p++)\r |
| 122 | *p = (*p>>2) & 0x39e7;\r |
| 123 | }\r |
| 124 | emu_text_out16(x, y, text);\r |
| 125 | }\r |
| 126 | \r |
| 127 | static void draw_cd_leds(void)\r |
| 128 | {\r |
| 129 | int old_reg;\r |
| 130 | old_reg = Pico_mcd->s68k_regs[0];\r |
| 131 | \r |
| 132 | if (0) {\r |
| 133 | // 8-bit modes\r |
| 134 | unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
| 135 | unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
| 136 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+ 4) =\r |
| 137 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+ 4) =\r |
| 138 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+ 4) = col_g;\r |
| 139 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+12) =\r |
| 140 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+12) =\r |
| 141 | *(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+12) = col_r;\r |
| 142 | } else {\r |
| 143 | // 16-bit modes\r |
| 144 | unsigned int *p = (unsigned int *)((short *)g_screen_ptr + g_screen_width*2+4);\r |
| 145 | unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r |
| 146 | unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r |
| 147 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r |
| 148 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r |
| 149 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r;\r |
| 150 | }\r |
| 151 | }\r |
| 152 | \r |
| 153 | static int emuscan(unsigned int num)\r |
| 154 | {\r |
| 155 | DrawLineDest = (unsigned short *)g_screen_ptr + num * g_screen_width;\r |
| 156 | \r |
| 157 | return 0;\r |
| 158 | }\r |
| 159 | \r |
| 160 | void pemu_finalize_frame(const char *fps, const char *notice)\r |
| 161 | {\r |
| 162 | if (notice && notice[0])\r |
| 163 | osd_text(2, g_osd_y, notice);\r |
| 164 | if (fps && fps[0] && (currentConfig.EmuOpt & EOPT_SHOW_FPS))\r |
| 165 | osd_text(g_osd_fps_x, g_osd_y, fps);\r |
| 166 | if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))\r |
| 167 | draw_cd_leds();\r |
| 168 | }\r |
| 169 | \r |
| 170 | void plat_video_flip(void)\r |
| 171 | {\r |
| 172 | g_screen_ptr = vout_fbdev_flip(layer_fb);\r |
| 173 | \r |
| 174 | // XXX: drain OS event queue here, maybe we'll actually use it someday..\r |
| 175 | int dummy;\r |
| 176 | xenv_update(&dummy);\r |
| 177 | }\r |
| 178 | \r |
| 179 | void plat_video_toggle_renderer(int change, int is_menu)\r |
| 180 | {\r |
| 181 | }\r |
| 182 | \r |
| 183 | void plat_video_menu_enter(int is_rom_loaded)\r |
| 184 | {\r |
| 185 | }\r |
| 186 | \r |
| 187 | void plat_video_menu_begin(void)\r |
| 188 | {\r |
| 189 | }\r |
| 190 | \r |
| 191 | void plat_video_menu_end(void)\r |
| 192 | {\r |
| 193 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 194 | }\r |
| 195 | \r |
| 196 | void plat_video_wait_vsync(void)\r |
| 197 | {\r |
| 198 | vout_fbdev_wait_vsync(main_fb);\r |
| 199 | }\r |
| 200 | \r |
| 201 | void plat_status_msg_clear(void)\r |
| 202 | {\r |
| 203 | vout_fbdev_clear_lines(layer_fb, g_osd_y, 8);\r |
| 204 | }\r |
| 205 | \r |
| 206 | void plat_status_msg_busy_next(const char *msg)\r |
| 207 | {\r |
| 208 | plat_status_msg_clear();\r |
| 209 | pemu_finalize_frame("", msg);\r |
| 210 | plat_video_flip();\r |
| 211 | emu_status_msg("");\r |
| 212 | reset_timing = 1;\r |
| 213 | }\r |
| 214 | \r |
| 215 | void plat_status_msg_busy_first(const char *msg)\r |
| 216 | {\r |
| 217 | plat_status_msg_busy_next(msg);\r |
| 218 | }\r |
| 219 | \r |
| 220 | void plat_update_volume(int has_changed, int is_up)\r |
| 221 | {\r |
| 222 | static int prev_frame = 0, wait_frames = 0;\r |
| 223 | int vol = currentConfig.volume;\r |
| 224 | \r |
| 225 | if (has_changed)\r |
| 226 | {\r |
| 227 | if (is_up) {\r |
| 228 | if (vol < 99) vol++;\r |
| 229 | } else {\r |
| 230 | if (vol > 0) vol--;\r |
| 231 | }\r |
| 232 | wait_frames = 0;\r |
| 233 | sndout_oss_setvol(vol, vol);\r |
| 234 | currentConfig.volume = vol;\r |
| 235 | emu_status_msg("VOL: %02i", vol);\r |
| 236 | prev_frame = Pico.m.frame_count;\r |
| 237 | }\r |
| 238 | }\r |
| 239 | \r |
| 240 | static void make_bg(int no_scale)\r |
| 241 | {\r |
| 242 | unsigned short *s = (void *)fb_copy;\r |
| 243 | int x, y;\r |
| 244 | \r |
| 245 | memset32(g_menubg_src_ptr, 0, g_menuscreen_w * g_menuscreen_h * 2 / 4);\r |
| 246 | \r |
| 247 | if (!no_scale && g_menuscreen_w >= 640 && g_menuscreen_h >= 480) {\r |
| 248 | unsigned int t, *d = g_menubg_src_ptr;\r |
| 249 | d += (g_menuscreen_h / 2 - 480 / 2) * g_menuscreen_w / 2;\r |
| 250 | d += (g_menuscreen_w / 2 - 640 / 2) / 2;\r |
| 251 | for (y = 0; y < 240; y++, s += 320, d += g_menuscreen_w*2/2) {\r |
| 252 | for (x = 0; x < 320; x++) {\r |
| 253 | t = s[x];\r |
| 254 | t |= t << 16;\r |
| 255 | d[x] = d[x + g_menuscreen_w / 2] = t;\r |
| 256 | }\r |
| 257 | }\r |
| 258 | return;\r |
| 259 | }\r |
| 260 | \r |
| 261 | if (g_menuscreen_w >= 320 && g_menuscreen_h >= 240) {\r |
| 262 | unsigned short *d = g_menubg_src_ptr;\r |
| 263 | d += (g_menuscreen_h / 2 - 240 / 2) * g_menuscreen_w;\r |
| 264 | d += (g_menuscreen_w / 2 - 320 / 2);\r |
| 265 | for (y = 0; y < 240; y++, s += 320, d += g_menuscreen_w)\r |
| 266 | memcpy(d, s, 320*2);\r |
| 267 | return;\r |
| 268 | }\r |
| 269 | }\r |
| 270 | \r |
| 271 | void pemu_forced_frame(int no_scale, int do_emu)\r |
| 272 | {\r |
| 273 | doing_bg_frame = 1;\r |
| 274 | emu_cmn_forced_frame(no_scale, do_emu);\r |
| 275 | doing_bg_frame = 0;\r |
| 276 | \r |
| 277 | // making a copy because enabling the layer clears it's mem\r |
| 278 | memcpy32((void *)fb_copy, g_screen_ptr, sizeof(fb_copy) / 4);\r |
| 279 | make_bg(no_scale);\r |
| 280 | }\r |
| 281 | \r |
| 282 | static void oss_write_nonblocking(int len)\r |
| 283 | {\r |
| 284 | // sndout_oss_can_write() is not reliable, only use with no_frmlimit\r |
| 285 | if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r |
| 286 | return;\r |
| 287 | \r |
| 288 | sndout_oss_write_nb(PsndOut, len);\r |
| 289 | }\r |
| 290 | \r |
| 291 | void pemu_sound_start(void)\r |
| 292 | {\r |
| 293 | PsndOut = NULL;\r |
| 294 | \r |
| 295 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
| 296 | {\r |
| 297 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
| 298 | \r |
| 299 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
| 300 | \r |
| 301 | /*\r |
| 302 | * for 44k stereo, we do 1470 samples/emu_frame\r |
| 303 | * OMAP driver does power of 2 buffers, so we need at least 4K buffer.\r |
| 304 | * The most we can lag is 1K samples, size of OMAP's McBSP FIFO,\r |
| 305 | * with 2K sample buffer we might sometimes lag more than that,\r |
| 306 | * thus causing underflows.\r |
| 307 | */\r |
| 308 | printf("starting audio: %i len: %i stereo: %i, pal: %i\n",\r |
| 309 | PsndRate, PsndLen, is_stereo, Pico.m.pal);\r |
| 310 | sndout_oss_start(PsndRate, is_stereo, 2);\r |
| 311 | //sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
| 312 | PicoWriteSound = oss_write_nonblocking;\r |
| 313 | plat_update_volume(0, 0);\r |
| 314 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
| 315 | PsndOut = sndBuffer;\r |
| 316 | }\r |
| 317 | }\r |
| 318 | \r |
| 319 | void pemu_sound_stop(void)\r |
| 320 | {\r |
| 321 | sndout_oss_stop();\r |
| 322 | }\r |
| 323 | \r |
| 324 | void pemu_sound_wait(void)\r |
| 325 | {\r |
| 326 | // don't need to do anything, writes will block by themselves\r |
| 327 | }\r |
| 328 | \r |
| 329 | void plat_debug_cat(char *str)\r |
| 330 | {\r |
| 331 | }\r |
| 332 | \r |
| 333 | static int pnd_setup_layer_(int fd, int enabled, int x, int y, int w, int h)\r |
| 334 | {\r |
| 335 | struct omapfb_plane_info pi;\r |
| 336 | struct omapfb_mem_info mi;\r |
| 337 | int ret;\r |
| 338 | \r |
| 339 | ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);\r |
| 340 | if (ret != 0) {\r |
| 341 | perror("QUERY_PLANE");\r |
| 342 | return -1;\r |
| 343 | }\r |
| 344 | \r |
| 345 | ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi);\r |
| 346 | if (ret != 0) {\r |
| 347 | perror("QUERY_MEM");\r |
| 348 | return -1;\r |
| 349 | }\r |
| 350 | \r |
| 351 | /* must disable when changing stuff */\r |
| 352 | if (pi.enabled) {\r |
| 353 | pi.enabled = 0;\r |
| 354 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r |
| 355 | if (ret != 0)\r |
| 356 | perror("SETUP_PLANE");\r |
| 357 | }\r |
| 358 | \r |
| 359 | mi.size = 320*240*2*4;\r |
| 360 | ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r |
| 361 | if (ret != 0) {\r |
| 362 | perror("SETUP_MEM");\r |
| 363 | return -1;\r |
| 364 | }\r |
| 365 | \r |
| 366 | pi.pos_x = x;\r |
| 367 | pi.pos_y = y;\r |
| 368 | pi.out_width = w;\r |
| 369 | pi.out_height = h;\r |
| 370 | pi.enabled = enabled;\r |
| 371 | \r |
| 372 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r |
| 373 | if (ret != 0) {\r |
| 374 | perror("SETUP_PLANE");\r |
| 375 | return -1;\r |
| 376 | }\r |
| 377 | \r |
| 378 | return 0;\r |
| 379 | }\r |
| 380 | \r |
| 381 | int pnd_setup_layer(int enabled, int x, int y, int w, int h)\r |
| 382 | {\r |
| 383 | return pnd_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, x, y, w, h);\r |
| 384 | }\r |
| 385 | \r |
| 386 | void pnd_restore_layer_data(void)\r |
| 387 | {\r |
| 388 | short *t = (short *)fb_copy + 320*240 / 2 + 160;\r |
| 389 | \r |
| 390 | // right now this is used by menu, which wants to preview something\r |
| 391 | // so try to get something on the layer.\r |
| 392 | if ((t[0] | t[5] | t[13]) == 0)\r |
| 393 | memset32((void *)fb_copy, 0x07000700, sizeof(fb_copy) / 4);\r |
| 394 | \r |
| 395 | memcpy32(g_screen_ptr, (void *)fb_copy, 320*240*2 / 4);\r |
| 396 | plat_video_flip();\r |
| 397 | }\r |
| 398 | \r |
| 399 | static void apply_filter(int which)\r |
| 400 | {\r |
| 401 | char buf[128];\r |
| 402 | int i;\r |
| 403 | \r |
| 404 | if (pnd_filter_list == NULL)\r |
| 405 | return;\r |
| 406 | \r |
| 407 | for (i = 0; i < which; i++)\r |
| 408 | if (pnd_filter_list[i] == NULL)\r |
| 409 | return;\r |
| 410 | \r |
| 411 | if (pnd_filter_list[i] == NULL)\r |
| 412 | return;\r |
| 413 | \r |
| 414 | snprintf(buf, sizeof(buf), "%s/op_videofir.sh %s", pnd_script_base, pnd_filter_list[i]);\r |
| 415 | system(buf);\r |
| 416 | }\r |
| 417 | \r |
| 418 | void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r |
| 419 | {\r |
| 420 | int fb_w = 320, fb_h = 240, fb_left = 0, fb_right = 0, fb_top = 0, fb_bottom = 0;\r |
| 421 | \r |
| 422 | if (doing_bg_frame)\r |
| 423 | return;\r |
| 424 | \r |
| 425 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
| 426 | PicoDrawSetCallbacks(emuscan, NULL);\r |
| 427 | \r |
| 428 | if (is_32cols) {\r |
| 429 | fb_w = 256;\r |
| 430 | fb_left = fb_right = 32;\r |
| 431 | }\r |
| 432 | \r |
| 433 | switch (currentConfig.scaling) {\r |
| 434 | case SCALE_1x1:\r |
| 435 | g_layer_w = fb_w;\r |
| 436 | g_layer_h = fb_h;\r |
| 437 | break;\r |
| 438 | case SCALE_2x2_3x2:\r |
| 439 | g_layer_w = fb_w * (is_32cols ? 3 : 2);\r |
| 440 | g_layer_h = fb_h * 2;\r |
| 441 | break;\r |
| 442 | case SCALE_2x2_2x2:\r |
| 443 | g_layer_w = fb_w * 2;\r |
| 444 | g_layer_h = fb_h * 2;\r |
| 445 | break;\r |
| 446 | case SCALE_FULLSCREEN:\r |
| 447 | g_layer_w = 800;\r |
| 448 | g_layer_h = 480;\r |
| 449 | break;\r |
| 450 | case SCALE_CUSTOM:\r |
| 451 | g_layer_x = g_layer_cx;\r |
| 452 | g_layer_y = g_layer_cy;\r |
| 453 | g_layer_w = g_layer_cw;\r |
| 454 | g_layer_h = g_layer_ch;\r |
| 455 | break;\r |
| 456 | }\r |
| 457 | \r |
| 458 | if (currentConfig.scaling != SCALE_CUSTOM) {\r |
| 459 | // center the layer\r |
| 460 | g_layer_x = 800 / 2 - g_layer_w / 2;\r |
| 461 | g_layer_y = 480 / 2 - g_layer_h / 2;\r |
| 462 | }\r |
| 463 | \r |
| 464 | switch (currentConfig.scaling) {\r |
| 465 | case SCALE_FULLSCREEN:\r |
| 466 | case SCALE_CUSTOM:\r |
| 467 | fb_top = start_line;\r |
| 468 | fb_h = line_count;\r |
| 469 | break;\r |
| 470 | }\r |
| 471 | g_osd_fps_x = is_32cols ? 232 : 264;\r |
| 472 | g_osd_y = fb_top + fb_h - 8;\r |
| 473 | \r |
| 474 | pnd_setup_layer(1, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 475 | vout_fbdev_clear(layer_fb);\r |
| 476 | vout_fbdev_resize(layer_fb, fb_w, fb_h, 16, fb_left, fb_right, fb_top, fb_bottom, 3);\r |
| 477 | plat_video_flip();\r |
| 478 | }\r |
| 479 | \r |
| 480 | void pemu_loop_prep(void)\r |
| 481 | {\r |
| 482 | static int pal_old = -1;\r |
| 483 | static int filter_old = -1;\r |
| 484 | char buf[128];\r |
| 485 | \r |
| 486 | if (currentConfig.CPUclock != get_cpu_clock()) {\r |
| 487 | snprintf(buf, sizeof(buf), "unset DISPLAY; echo y | %s/op_cpuspeed.sh %d",\r |
| 488 | pnd_script_base, currentConfig.CPUclock);\r |
| 489 | system(buf);\r |
| 490 | }\r |
| 491 | \r |
| 492 | if (Pico.m.pal != pal_old) {\r |
| 493 | snprintf(buf, sizeof(buf), "%s/op_lcdrate.sh %d",\r |
| 494 | pnd_script_base, Pico.m.pal ? 50 : 60);\r |
| 495 | system(buf);\r |
| 496 | pal_old = Pico.m.pal;\r |
| 497 | }\r |
| 498 | \r |
| 499 | if (currentConfig.filter != filter_old) {\r |
| 500 | apply_filter(currentConfig.filter);\r |
| 501 | filter_old = currentConfig.filter;\r |
| 502 | }\r |
| 503 | \r |
| 504 | // make sure there is no junk left behind the layer\r |
| 505 | memset32(g_menuscreen_ptr, 0, g_menuscreen_w * g_menuscreen_h * 2 / 4);\r |
| 506 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 507 | \r |
| 508 | // emu_video_mode_change will call pnd_setup_layer()\r |
| 509 | \r |
| 510 | // dirty buffers better go now than during gameplay\r |
| 511 | sync();\r |
| 512 | sleep(0);\r |
| 513 | \r |
| 514 | pemu_sound_start();\r |
| 515 | }\r |
| 516 | \r |
| 517 | void pemu_loop_end(void)\r |
| 518 | {\r |
| 519 | pemu_sound_stop();\r |
| 520 | \r |
| 521 | /* do one more frame for menu bg */\r |
| 522 | pemu_forced_frame(0, 1);\r |
| 523 | \r |
| 524 | pnd_setup_layer(0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 525 | }\r |
| 526 | \r |
| 527 | void plat_wait_till_us(unsigned int us_to)\r |
| 528 | {\r |
| 529 | unsigned int now;\r |
| 530 | signed int diff;\r |
| 531 | \r |
| 532 | now = plat_get_ticks_us();\r |
| 533 | \r |
| 534 | // XXX: need to check NOHZ\r |
| 535 | diff = (signed int)(us_to - now);\r |
| 536 | if (diff > 10000) {\r |
| 537 | //printf("sleep %d\n", us_to - now);\r |
| 538 | usleep(diff * 15 / 16);\r |
| 539 | now = plat_get_ticks_us();\r |
| 540 | //printf(" wake %d\n", (signed)(us_to - now));\r |
| 541 | }\r |
| 542 | /*\r |
| 543 | while ((signed int)(us_to - now) > 512) {\r |
| 544 | spend_cycles(1024);\r |
| 545 | now = plat_get_ticks_us();\r |
| 546 | }\r |
| 547 | */\r |
| 548 | }\r |
| 549 | \r |
| 550 | void plat_early_init(void)\r |
| 551 | {\r |
| 552 | }\r |
| 553 | \r |
| 554 | void plat_init(void)\r |
| 555 | {\r |
| 556 | const char *main_fb_name, *layer_fb_name;\r |
| 557 | int fd, ret, w, h;\r |
| 558 | \r |
| 559 | main_fb_name = getenv("FBDEV_MAIN");\r |
| 560 | if (main_fb_name == NULL)\r |
| 561 | main_fb_name = "/dev/fb0";\r |
| 562 | \r |
| 563 | layer_fb_name = getenv("FBDEV_LAYER");\r |
| 564 | if (layer_fb_name == NULL)\r |
| 565 | layer_fb_name = "/dev/fb1";\r |
| 566 | \r |
| 567 | // must set the layer up first to be able to use it\r |
| 568 | fd = open(layer_fb_name, O_RDWR);\r |
| 569 | if (fd == -1) {\r |
| 570 | fprintf(stderr, "%s: ", layer_fb_name);\r |
| 571 | perror("open");\r |
| 572 | exit(1);\r |
| 573 | }\r |
| 574 | \r |
| 575 | ret = pnd_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r |
| 576 | close(fd);\r |
| 577 | if (ret != 0) {\r |
| 578 | fprintf(stderr, "failed to set up layer, exiting.\n");\r |
| 579 | exit(1);\r |
| 580 | }\r |
| 581 | \r |
| 582 | xenv_init();\r |
| 583 | \r |
| 584 | w = h = 0;\r |
| 585 | main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2);\r |
| 586 | if (main_fb == NULL) {\r |
| 587 | fprintf(stderr, "couldn't init fb: %s\n", main_fb_name);\r |
| 588 | exit(1);\r |
| 589 | }\r |
| 590 | \r |
| 591 | g_menuscreen_w = w;\r |
| 592 | g_menuscreen_h = h;\r |
| 593 | g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r |
| 594 | \r |
| 595 | w = 320; h = 240;\r |
| 596 | layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 3);\r |
| 597 | if (layer_fb == NULL) {\r |
| 598 | fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name);\r |
| 599 | goto fail0;\r |
| 600 | }\r |
| 601 | \r |
| 602 | if (w != g_screen_width || h != g_screen_height) {\r |
| 603 | fprintf(stderr, "%dx%d not supported on %s\n", w, h, layer_fb_name);\r |
| 604 | goto fail1;\r |
| 605 | }\r |
| 606 | g_screen_ptr = vout_fbdev_flip(layer_fb);\r |
| 607 | \r |
| 608 | temp_frame = calloc(g_menuscreen_w * g_menuscreen_h * 2, 1);\r |
| 609 | if (temp_frame == NULL) {\r |
| 610 | fprintf(stderr, "OOM\n");\r |
| 611 | goto fail1;\r |
| 612 | }\r |
| 613 | g_menubg_ptr = temp_frame;\r |
| 614 | g_menubg_src_ptr = temp_frame;\r |
| 615 | PicoDraw2FB = temp_frame;\r |
| 616 | \r |
| 617 | sndout_oss_init();\r |
| 618 | pnd_menu_init();\r |
| 619 | \r |
| 620 | in_set_config(in_name_to_id("evdev:gpio-keys"), IN_CFG_KEY_NAMES,\r |
| 621 | pandora_gpio_keys, sizeof(pandora_gpio_keys));\r |
| 622 | return;\r |
| 623 | \r |
| 624 | fail1:\r |
| 625 | vout_fbdev_finish(layer_fb);\r |
| 626 | fail0:\r |
| 627 | vout_fbdev_finish(main_fb);\r |
| 628 | exit(1);\r |
| 629 | }\r |
| 630 | \r |
| 631 | void plat_finish(void)\r |
| 632 | {\r |
| 633 | sndout_oss_exit();\r |
| 634 | vout_fbdev_finish(main_fb);\r |
| 635 | xenv_finish();\r |
| 636 | \r |
| 637 | printf("all done\n");\r |
| 638 | }\r |
| 639 | \r |