19 GP2X_VOL_UP = 1 << 16,
20 GP2X_VOL_DOWN = 1 << 17,
23 GP2X_VOL_DOWN = 1 << 22,
24 GP2X_VOL_UP = 1 << 23,
30 extern u32 gpsp_gp2x_dev_audio;
31 extern u32 gpsp_gp2x_dev;
33 void gp2x_sound_volume(u32 volume_up);
36 void set_FCLK(u32 MHZ);
38 void upscale_aspect(u16 *dst, u16 *src);
41 extern void *gpsp_gp2x_screen;
42 void fb_use_buffers(int count);
43 void pollux_video_flip();
44 void wiz_lcd_set_portrait(int y);
45 u32 wiz_load_gamepak(char *name);
47 void do_rotated_blit(void *dst, void *linesx4, u32 y);
48 void upscale_aspect_row(void *dst, void *linesx3, u32 row);