diff options
Diffstat (limited to 'manual/command-reference-manual.tex')
| -rw-r--r-- | manual/command-reference-manual.tex | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/manual/command-reference-manual.tex b/manual/command-reference-manual.tex index bed6326e2..257bf7986 100644 --- a/manual/command-reference-manual.tex +++ b/manual/command-reference-manual.tex @@ -4244,9 +4244,15 @@ compatible with 7-Series Xilinx devices. is omitted if this parameter is not specified. -vpr - generate an output netlist (and BLIF file) suitable for VPR + generate an output netlist (and BLIF file) suitable for VPR. (this feature is experimental and incomplete) + -no-brams + disable infering of block rams + + -no-drams + disable infering of distributed rams + -run <from_label>:<to_label> only run the commands between the labels (see below). an empty from label is synonymous to 'begin', and empty to label is @@ -4274,11 +4280,11 @@ The following commands are executed by this synthesis command: coarse: synth -run coarse - bram: + bram: (only executed when '-no-brams' is not given) memory_bram -rules +/xilinx/brams.txt techmap -map +/xilinx/brams_map.v - dram: + dram: (only executed when '-no-drams' is not given) memory_bram -rules +/xilinx/drams.txt techmap -map +/xilinx/drams_map.v @@ -4288,16 +4294,17 @@ The following commands are executed by this synthesis command: dffsr2dff dff2dffe opt -full - techmap -map +/techmap.v -map +/xilinx/arith_map.v + techmap -map +/techmap.v -map +/xilinx/arith_map.v -map +/xilinx/ff_map.v opt -fast map_luts: - abc -luts 2:2,3,6:5,10,20 [-dff] + abc -luts 2:2,3,6:5,10,20 [-dff] (without '-vpr' only!) + abc -lut 5 [-dff] (with '-vpr' only!) clean map_cells: techmap -map +/xilinx/cells_map.v (with -D NO_LUT in vpr mode) - dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT + dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT clean check: |