hpm6360evk

1. Download and install toolchain:

   $ wget https://github.com/hpmicro/riscv-gnu-toolchain/releases/download/2022.05.15/riscv32-unknown-elf-newlib-multilib_2022.05.15_linux.tar.gz
   
   $ tar xf riscv32-unknown-elf-newlib-multilib_2022.05.15_linux.tar.gz
   
   $ export PATH=$PATH:/<path to compiler>/riscv32-unknown-elf-newlib-multilib/bin/
   

   NOTE: Make sure HPMicro GNU riscv32 toolchain have been installed and be found in PATH.:

   $ riscv32-unknown-elf-gcc -v
   gcc version 11.1.0 (g5964b5cd727)
   

2. Configure and build NuttX:

   $ mkdir ./nuttxspace
   $ cd ./nuttxspace
   $ git clone https://github.com/apache/nuttx.git nuttx
   $ git clone https://github.com/apache/nuttx-apps.git apps
   $ cd nuttx
   $ make distclean
   $ ./tools/configure.sh hpm6750evk2:nsh
   $ make menuconfig
   $ make V=1
   

3. Download and install openocd:

   Download hpmicro sdk_env, openocd in the path: sdk_env/tools/openocd
   

4. Debug the NuttX with openocd:

   picocom -b 115200 /dev/ttyACM0
   

When using fireDAP, command as follows. Those cfg files in the path: sdk_env/hpm_sdk/boards/openocd:

$ openocd -f probes/cmsis_dap.cfg -f soc/hpm6750-single-core.cfg -f boards/hpm6750evk2.cfg

$ riscv32-unknown-elf-gdb ./nuttx
(gdb) target extended-remote [ip_addr]:3333
(gdb) load
(gdb) c