-#define PROP_TAG_ALLOCBUF 0x40001
-#define PROP_TAG_BLANKSCR 0x40002
-#define PROP_TAG_PHYSRES 0x40003
-#define PROP_TAG_VIRTRES 0x40004
-#define PROP_TAG_DEPTH 0x40005
-#define PROP_TAG_PIXEL_ORDER 0x40006
-#define PROP_TAG_ALPHA_MODE 0x40007
-#define PROP_TAG_PITCH 0x40008
-#define PROP_TAG_VOFFS 0x40009
-#define PROP_TAG_OVERSCAN 0x4000a
-#define PROP_TAG_PALETTE 0x4000b
-#define PROP_TAG_CUR_INFO 0x00010
-#define PROP_TAG_CUR_STATE 0x00011
-
-
-int prop_blankscr(int onoff);
-int prop_setvres(int xsz, int ysz);
-void *prop_allocbuf(void);
-
-uint32_t mb_read(int chan);
-void mb_write(int chan, uint32_t val);