Failed to regenerate bitstreams with sipeed_tang_nano_9k

[EricZhang1412]

chmod -x bios.bin python3 -m litex.soc.software.crcfbigen bios.bin --little python3 -m litex.soc.software.memusage bios.elf /home/ericzh/linux-on-litex-vexriscv/build/sipeed_tang_nano_9k/software/bios/../include/generated/regions.ld riscv64-unknown-elf

ROM usage: 31.69KiB (49.51%) RAM usage: 0.55KiB (9.24%)

rm crt0.o make: Leaving directory '/home/ericzh/linux-on-litex-vexriscv/build/sipeed_tang_nano_9k/software/bios' Traceback (most recent call last): File "/home/ericzh/linux-on-litex-vexriscv/./make.py", line 999, in main() File "/home/ericzh/linux-on-litex-vexriscv/./make.py", line 972, in main builder.build(run=args.build, build_name=board_name) File "/home/ericzh/litex/litex/soc/integration/builder.py", line 367, in build vns = self.soc.build(build_dir=self.gateware_dir, kwargs) File "/home/ericzh/litex/litex/soc/integration/soc.py", line 1332, in build return self.platform.build(self, *args, *kwargs) File "/home/ericzh/litex/litex/build/gowin/platform.py", line 43, in build return self.toolchain.build(self, args, kwargs) File "/home/ericzh/litex/litex/build/generic_toolchain.py", line 123, in build self.run_script(script) File "/home/ericzh/litex/litex/build/gowin/gowin.py", line 147, in run_script raise OSError(msg) OSError: Unable to find Gowin toolchain, please:

• Add Gowin toolchain to your $PATH.

i can't find the PATH of my Gowin toolchain, even if i downloaded both win @ linux zip files on the internet. still, it does not work.

[peiceliu]

After you add the PATH of your Gowin toolchain to /etc/profile , you should source /etc/profile.Then i can work .

[EricZhang1412]

Thx!!!