build hello_world with cross compiler

download cross compiler

Go to Texas Instruments webside to download SDK and Toolchains:
Processor SDK AM335X
Toolchain for AM335X Download
AM335x SDK Download

untar Toolchain with command:

tar -xvf gcc-arm-9.2-2019.12-x86_64-arm-none-linux-gnueabihf.tar.xz

Export cross-compliter to enviromment variable $CC

export CC=/mnt/d/wsl_export/TI_Source/gcc-arm-9.2-2019.12-x86_64-arm-none-linux-gnueabihf/bin

hello_world program

C hello world program:

#include <stdio.h>

void main()
{
    printf("hello world\r\n");
}

build program:

$CC/arm-none-linux-gnueabihf-gcc main.c -o hello_world