Gem5 – AArch64 Linux Image

Software for a gem5-based full-system simulation. The corresponding gem5 VP is gem5-sim.

Build & Install

1. Clone the repository including submodules:

   git clone --recursive git@github.com:rpelke/gem5_sw.git

2. The default configuration files for buildroot and Linux can be found in the config folder. If you want to change the configuration(s), use:

   ./scripts/create_buildroot_config.bash
   ./scripts/create_linux_config.bash

3. Build the Linux system:

   ./scripts/build_image.bash

4. Build the toolchain:

   ./scripts/build_toolchain.bash

5. Build the bootcode and device tree:

   ./scripts/build_bootcode.bash

Output

Build artifacts are written to the images folder:

images/
├── aarch64-buildroot-linux-gnu_sdk-buildroot.tar.gz
└── system/
    ├── system.dtb
    └── binaries/
        ├── boot.arm
        ├── boot.arm64
        ├── rootfs.ext2
        └── vmlinux

• The generated device tree blob: system.dtb
• The bootcode binaries: boot.arm64 and boot.arm
• The compiled kernel as elf file: vmlinux
• The root file system: rootfs.etx2
• The aarch64 toolchain: aarch64-buildroot-linux-gnu_sdk-buildroot.tar.gz