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If you see version information printed, the toolchain is successfully installed. Common errors at this stage indicate missing 32-bit libraries (see Step 3).
sudo apt-get update sudo apt-get install build-essential git u-boot-tools bc ccache sudo apt-get install lib32z1 lib32ncurses5 lib32readline6 sudo apt-get install device-tree-compiler python-dev python3-dev sigmastar sdk install
The toolchains are usually named based on the C library they use, such as arm-linux-gnueabihf (glibc) or arm-buildroot-linux-uclibcgnueabihf (uClibc). Steps to Install the Toolchain: If you see version information printed, the toolchain
Open a terminal and run:
| Error Message | Likely Cause | Solution | |---|---|---| | /bin/sh: 1: lzop: not found | Missing LZO compression tool | sudo apt install lzop | | arm-linux-gnueabihf-gcc: No such file | Path not set or broken toolchain | Re-run source setup_sdk_env.sh | | xxx.h: No such file or directory | Kernel headers missing | Run ./install.sh inside SDK | | dtc: not found | Device Tree Compiler missing | sudo apt install device-tree-compiler | | multiple definition of yylloc | Flex/Bison version mismatch | Use Ubuntu 20.04 or patch Makefile | Steps to Install the Toolchain: Open a terminal
Open a terminal and run the following command to install the necessary packages for compiling the Linux kernel and U-Boot:
Unlike many open-source embedded platforms, the official SigmaStar SDK is . This is the first hurdle you’ll encounter. The SDK is proprietary and typically distributed through SigmaStar's partner network.