> I could not find detailed information on how to setup RISC-V toolchain except just using "generic toolchain": https://nuttx.apache.org/docs/latest/platforms/risc-v/esp32c3/index.html
There is a link there to download the toolchain used, here: https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-ubuntu14.tar.gz You can download the file, untar it and add the location to the PATH. On Sat, Oct 16, 2021 at 6:04 PM Tomasz CEDRO <to...@cedro.info> wrote: > > Allright, except for the FreeBSD works, I would like to have a working > reference point based on Linux Debian 10.10, so I have created a VM. > > I could not find detailed information on how to setup RISC-V toolchain > except just using "generic toolchain": > https://nuttx.apache.org/docs/latest/platforms/risc-v/esp32c3/index.html > > So I have installed pre-built generic toolchain according to Debian Wiki: > https://wiki.debian.org/RISC-V#Pre-built_toolchains > > I have configured ESP32-C3 target with: > ./tools/configure.sh esp32c3-devkit:ble > > Then during `make` it seems that `esp32c3-devkit` requires different > toolchain? > > $ make > Create .version > Create version.h > make[1]: Entering directory '/home/user/work/nuttx/nuttx.git/nuttx/boards' > make[1]: Nothing to be done for 'dirlinks'. > make[1]: Leaving directory '/home/user/work/nuttx/nuttx.git/nuttx/boards' > make[1]: Entering directory '/home/user/work/nuttx/nuttx.git/apps' > make[2]: Entering directory '/home/user/work/nuttx/nuttx.git/apps/platform' > LN: platform/board to /home/user/work/nuttx/nuttx.git/apps/platform/dummy > make[2]: Leaving directory '/home/user/work/nuttx/nuttx.git/apps/platform' > make[1]: Leaving directory '/home/user/work/nuttx/nuttx.git/apps' > make[1]: Entering directory '/home/user/work/nuttx/nuttx.git/nuttx/boards' > make[2]: Entering directory > '/home/user/work/nuttx/nuttx.git/nuttx/boards/risc-v/esp32c3/esp32c3-devkit/src' > make[2]: riscv64-unknown-elf-gcc: Command not found > make[2]: *** [Makefile:118: > /home/user/work/nuttx/nuttx.git/nuttx/boards/risc-v/esp32c3/esp32c3-devkit/scripts/esp32c3_out.ld] > Error 127 > make[2]: Leaving directory > '/home/user/work/nuttx/nuttx.git/nuttx/boards/risc-v/esp32c3/esp32c3-devkit/src' > make[1]: *** [Makefile:105: context] Error 2 > make[1]: Leaving directory '/home/user/work/nuttx/nuttx.git/nuttx/boards' > make: *** [tools/Makefile.unix:341: context] Error 2 > > OS is Debian 10.10: > uname -a > Linux vboxdebian 4.19.0-18-amd64 #1 SMP Debian 4.19.208-1 (2021-09-29) > x86_64 GNU/Linux > > Following tools are installed: > $ riscv64-linux-gnu- > riscv64-linux-gnu-addr2line riscv64-linux-gnu-gcc > riscv64-linux-gnu-gcov-8 riscv64-linux-gnu-objcopy > riscv64-linux-gnu-ar riscv64-linux-gnu-gcc-8 > riscv64-linux-gnu-gcov-dump riscv64-linux-gnu-objdump > riscv64-linux-gnu-as riscv64-linux-gnu-gcc-ar > riscv64-linux-gnu-gcov-dump-8 riscv64-linux-gnu-pkg-config > riscv64-linux-gnu-c++filt riscv64-linux-gnu-gcc-ar-8 > riscv64-linux-gnu-gcov-tool riscv64-linux-gnu-ranlib > riscv64-linux-gnu-cpp riscv64-linux-gnu-gcc-nm > riscv64-linux-gnu-gcov-tool-8 riscv64-linux-gnu-readelf > riscv64-linux-gnu-cpp-8 riscv64-linux-gnu-gcc-nm-8 > riscv64-linux-gnu-gprof riscv64-linux-gnu-size > riscv64-linux-gnu-elfedit riscv64-linux-gnu-gcc-ranlib > riscv64-linux-gnu-ld riscv64-linux-gnu-strings > riscv64-linux-gnu-g++ riscv64-linux-gnu-gcc-ranlib-8 > riscv64-linux-gnu-ld.bfd riscv64-linux-gnu-strip > riscv64-linux-gnu-g++-8 riscv64-linux-gnu-gcov > riscv64-linux-gnu-nm > > > On FreeBSD there is just one system package for riscv32 and riscv64 so > name / package confusion is possible. > > On Zephyr there is a `west` utility to manage project, it has > `espressif` subcommand that can fetch, install, and update local > toolchain and utilities. It uses `idf_tools.py` sctipt from ESP-IDF. > Recently it was simplified and it just fetches all development for the > ESP32 chips (openocd-esp32 riscv32-esp-elf xtensa-esp32-elf > xtensa-esp32s2-elf ) into `~/.espressif/tools/zephyr`. I have also > sent patches to the upstream that allows FreeBSD to use Linux > binaries. > > https://github.com/espressif/esp-idf/blob/master/tools/idf_tools.py > > Maybe this tool could be integrated with NuttX or should I use it by > hand before using NuttX? :-) > > -- > CeDeROM, SQ7MHZ, http://www.tomek.cedro.info
