/* GP2X local */
int default_cpu_clock;
+int gp2x_dev_id;
+int gp2x_current_bpp;
void *gp2x_screens[4];
void gp2x_video_changemode(int bpp)
{
gp2x_video_changemode_ll(bpp);
- gp2x_memset_all_buffers(0, 0, 320*240*2);
- gp2x_video_flip();
+ gp2x_current_bpp = bpp < 0 ? -bpp : bpp;
}
static void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
}
/* common */
-char cpu_clk_name[16] = "GP2X CPU clocks";
-
void plat_video_menu_enter(int is_rom_loaded)
{
- if (is_rom_loaded)
- {
- // darken the active framebuffer
- memset(g_screen_ptr, 0, 320*8*2);
- menu_darken_bg((char *)g_screen_ptr + 320*8*2, 320*224, 1);
- memset((char *)g_screen_ptr + 320*232*2, 0, 320*8*2);
- }
- else
- {
- char buff[256];
-
- // should really only happen once, on startup..
- emu_make_path(buff, "skin/background.png", sizeof(buff));
- if (readpng(g_screen_ptr, buff, READPNG_BG) < 0)
- memset(g_screen_ptr, 0, 320*240*2);
+ if (gp2x_current_bpp != 16 || gp2x_dev_id == GP2X_DEV_WIZ) {
+ /* try to switch nicely avoiding glitches */
+ gp2x_video_wait_vsync();
+ memset(gp2x_screens[0], 0, 320*240*2);
+ memset(gp2x_screens[1], 0, 320*240*2);
+ gp2x_video_flip2(); // might flip to fb2/3
+ gp2x_video_flip2(); // ..so we do it again
+ // gp2x_video_wait_vsync();
}
- // copy to buffer2, switch to black
- gp2x_memcpy_buffers((1<<2), g_screen_ptr, 0, 320*240*2);
-
- /* try to switch nicely avoiding tearing on Wiz */
- gp2x_video_wait_vsync();
- memset(gp2x_screens[0], 0, 320*240*2);
- memset(gp2x_screens[1], 0, 320*240*2);
- gp2x_video_flip2();
- gp2x_video_wait_vsync();
- gp2x_video_wait_vsync();
-
// switch to 16bpp
gp2x_video_changemode_ll(16);
gp2x_video_RGB_setscaling(0, 320, 240);
void plat_video_menu_begin(void)
{
memcpy(g_screen_ptr, gp2x_screens[2], 320*240*2);
+ g_menuscreen_ptr = g_screen_ptr;
}
void plat_video_menu_end(void)
gp2x_video_flip2();
}
-void plat_validate_config(void)
-{
- gp2x_soc_t soc;
-
- soc = soc_detect();
- if (soc != SOCID_MMSP2)
- PicoOpt &= ~POPT_EXT_FM;
- if (soc != SOCID_POLLUX)
- currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;
-
- if (currentConfig.gamma < 10 || currentConfig.gamma > 300)
- currentConfig.gamma = 100;
-
- if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 1024)
- currentConfig.CPUclock = default_cpu_clock;
-}
-
void plat_early_init(void)
{
gp2x_soc_t soc;
+ FILE *f;
soc = soc_detect();
switch (soc)
{
case SOCID_MMSP2:
default_cpu_clock = 200;
+ gp2x_dev_id = GP2X_DEV_GP2X;
break;
case SOCID_POLLUX:
- strcpy(cpu_clk_name, "Wiz CPU clock");
default_cpu_clock = 533;
+ f = fopen("/dev/accel", "rb");
+ if (f) {
+ printf("detected Caanoo\n");
+ gp2x_dev_id = GP2X_DEV_CAANOO;
+ fclose(f);
+ }
+ else {
+ printf("detected Wiz\n");
+ gp2x_dev_id = GP2X_DEV_WIZ;
+ }
break;
default:
printf("could not recognize SoC, running in dummy mode.\n");
break;
}
+
+ gp2x_menu_init();
}
void plat_init(void)
{
case SOCID_MMSP2:
mmsp2_init();
- menu_plat_setup(0);
break;
case SOCID_POLLUX:
pollux_init();
- menu_plat_setup(1);
break;
default:
dummy_init();
gp2x_memset_all_buffers(0, 0, 320*240*2);
+ // use buffer2 for menubg to save mem (using only buffers 0, 1 in menu)
+ g_menubg_ptr = gp2x_screens[2];
+
// snd
sndout_oss_init();
}