RISCV32 and Buildroot support

Question

So we are trying to make our own Linux capable RISCV 32-bit processor.
Does Buildroot support RISCV 32bit?
If so, what are the minimal requirements and extensions that are required by Buildroot?

Answer 1

yes buildroot support riscv32. Take a look at https://github.com/buildroot/buildroot/blob/master/arch/Config.in.riscv and https://github.com/buildroot/buildroot/blob/master/arch/arch.mk.riscv.

For requirement take a look at https://github.com/buildroot/buildroot/blob/master/support/config-fragments/autobuild/br-riscv32.config.