move common files to root

plat.h

@@ -0,0 +1,62 @@
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* stuff to be implemented by platform code */
+extern const char *renderer_names[];
+extern const char *renderer_names32x[];
+
+void pemu_prep_defconfig(void);
+void pemu_validate_config(void);
+void pemu_loop_prep(void);
+void pemu_loop_end(void);
+void pemu_forced_frame(int no_scale, int do_emu); // ..to g_menubg_src_ptr
+void pemu_finalize_frame(const char *fps, const char *notice_msg);
+
+void pemu_sound_start(void);
+void pemu_sound_stop(void);
+void pemu_sound_wait(void);
+
+void plat_early_init(void);
+void plat_init(void);
+void plat_finish(void);
+
+/* return the dir/ where configs, saves, bios, etc. are found */
+int  plat_get_root_dir(char *dst, int len);
+
+/* used before things blocking for a while (these funcs redraw on return) */
+void plat_status_msg_busy_first(const char *msg);
+void plat_status_msg_busy_next(const char *msg);
+void plat_status_msg_clear(void);
+
+/* menu: enter (switch bpp, etc), begin/end drawing */
+void plat_video_menu_enter(int is_rom_loaded);
+void plat_video_menu_begin(void);
+void plat_video_menu_end(void);
+void plat_video_menu_leave(void);
+
+void plat_video_flip(void);
+void plat_video_wait_vsync(void);
+void plat_video_toggle_renderer(int change, int menu_call);
+
+void plat_update_volume(int has_changed, int is_up);
+
+int  plat_is_dir(const char *path);
+int  plat_wait_event(int *fds_hnds, int count, int timeout_ms);
+void plat_sleep_ms(int ms);
+
+void *plat_mmap(unsigned long addr, size_t size, int need_exec, int is_fixed);
+void *plat_mremap(void *ptr, size_t oldsize, size_t newsize);
+void  plat_munmap(void *ptr, size_t size);
+
+/* timers, to be used for time diff and must refer to the same clock */
+unsigned int plat_get_ticks_ms(void);
+unsigned int plat_get_ticks_us(void);
+void plat_wait_till_us(unsigned int us);
+
+void plat_debug_cat(char *str);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+