BMAP_BMAP0
#define OMFB_FB_RADDR (BMAP_BMAP0 + 8)/* plane #0 */
{ BMAP_BMP, BMAP_BMAP0 - BMAP_BMP, RW, TRUE },
{ BMAP_BMAP0, BMAP_BMAP1 - BMAP_BMAP0, RW, TRUE },
bp->bc_raddr = (char *)(BMAP_BMAP0 + 8); /* plane-0 hardware address */