[sb@tix fpgatools]$ ./hello_world | ./fp2bit - hello_world.bit
#E bit_frames.c:2639 unsupported switch y69 x13 IOI_INTER_LOGICOUT0 -> IOI_LOGICOUT0
#E bit_frames.c:2639 unsupported switch y69 x13 IOI_INTER_LOGICOUT7 -> IOI_LOGICOUT7
#E bit_frames.c:2639 unsupported switch y69 x13 FABRICOUT_ILOGIC_SITE -> IOI_INTER_LOGICOUT0
#E bit_frames.c:2639 unsupported switch y69 x13 FABRICOUT_ILOGIC_SITE_S -> IOI_INTER_LOGICOUT7
#E bit_frames.c:2639 unsupported switch y69 x13 D_ILOGIC_IDATAIN_IODELAY -> D_ILOGIC_SITE
#E bit_frames.c:2639 unsupported switch y69 x13 D_ILOGIC_IDATAIN_IODELAY_S -> D_ILOGIC_SITE_S
#E bit_frames.c:2639 unsupported switch y69 x13 D_ILOGIC_SITE -> FABRICOUT_ILOGIC_SITE
#E bit_frames.c:2639 unsupported switch y69 x13 D_ILOGIC_SITE_S -> FABRICOUT_ILOGIC_SITE_S
#E bit_frames.c:2639 unsupported switch y69 x13 BIOI_INNER_IBUF0 -> D_ILOGIC_IDATAIN_IODELAY
#E bit_frames.c:2639 unsupported switch y69 x13 BIOI_INNER_IBUF1 -> D_ILOGIC_IDATAIN_IODELAY_S
#E bit_frames.c:2639 unsupported switch y70 x13 IOI_LOGICINB31 -> D1_OLOGIC_SITE
#E bit_frames.c:2639 unsupported switch y70 x13 D1_OLOGIC_SITE -> OQ_OLOGIC_SITE
#E bit_frames.c:2639 unsupported switch y70 x13 OQ_OLOGIC_SITE -> BIOI_OUTER_O0