Project IceStorm - Lattice iCE40 FPGAs Bitstream Documentation (Reverse Engineered)
Why do you think that https://github.com/ghdl/ghdl-yosys-plugin is a good alternative to icestorm
Project IceStorm - Lattice iCE40 FPGAs Bitstream Documentation (Reverse Engineered)
Why do you think that https://github.com/ghdl/ghdl-yosys-plugin is a good alternative to icestorm