36 lines
888 B
Plaintext
36 lines
888 B
Plaintext
1. Download and install toolchain
|
|
|
|
$ curl https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-ubuntu14.tar.gz
|
|
|
|
2. Download and install J-Link Software Documentation Pack
|
|
|
|
https://www.segger.com/downloads/jlink/
|
|
|
|
$ sudo apt install JLink_Linux_V656b_x86_64.deb
|
|
|
|
3. Configure and build NuttX
|
|
|
|
$ mkdir ./nuttx; cd ./nuttx
|
|
$ git clone https://github.com/apache/incubator-nuttx.git
|
|
$ git clone https://github.com/apache/incubator-nuttx-apps.git
|
|
$ cd nuttx
|
|
$ make distclean
|
|
$ ./tools/configure.sh hifive1-revb:nsh
|
|
$ make V=1
|
|
|
|
4. Flash the nuttx with J-Link and run
|
|
|
|
$ picocom -b 115200 /dev/ttyACM0
|
|
|
|
$ /opt/SEGGER/JLink_V656b/JLinkGDBServer -device FE310
|
|
|
|
$ riscv64-unknown-elf-gdb ./nuttx
|
|
(gdb) target extended-remote:2331
|
|
(gdb) load nuttx
|
|
(gdb) c
|
|
|
|
5. TODO
|
|
|
|
Support GPIO/SPI/I2C/RTC/WDT/PWM
|
|
Support RISC-V User mode
|