riscv32-esp-elf

• binutils binutils for riscv32-esp-elf cross-development
• gcc gcc for riscv32-esp-elf cross-development
• gcc-bootstrap bootstrap compiler for riscv32-esp-elf cross-development
• gdb gdb for riscv32-esp-elf cross-development
• newlib newlib for riscv32-esp-elf cross-development