$ sudo apt install qemu-system-arm
$ make O=/tmp/build BR2_DEFCONFIG=/tmp/qemu_aarch64_virt_defconfig defconfig
$ make O=/tmp/build
$ /tmp/build/images/start-qemu.sh| # Architecture | |
| BR2_aarch64=y | |
| BR2_cortex_a53=y | |
| # System | |
| BR2_INIT_SYSTEMD=y | |
| BR2_SYSTEM_DHCP="eth0" | |
| BR2_SYSTEM_DEFAULT_PATH="/bin:/sbin:/usr/bin:/usr/sbin" | |
| BR2_TARGET_GENERIC_PASSWD_SHA512=y | |
| BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0" | |
| # Filesystem | |
| BR2_TARGET_ROOTFS_EXT2=y | |
| BR2_TARGET_ROOTFS_EXT2_4=y | |
| BR2_TARGET_ROOTFS_EXT2_SIZE="64M" | |
| BR2_TARGET_ROOTFS_TAR=n | |
| # Image | |
| BR2_ROOTFS_POST_IMAGE_SCRIPT="board/qemu/post-image.sh" | |
| BR2_ROOTFS_POST_SCRIPT_ARGS="$(BR2_DEFCONFIG)" | |
| # Extended Attributes | |
| BR2_ROOTFS_DEVICE_TABLE_SUPPORTS_EXTENDED_ATTRIBUTES=y | |
| # Linux headers same as kernel, a 5.10 series | |
| BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_10=y | |
| # Kernel | |
| BR2_LINUX_KERNEL=y | |
| BR2_LINUX_KERNEL_CUSTOM_VERSION=y | |
| BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.10.60" | |
| BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y | |
| BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config" | |
| BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y | |
| # Mirrors | |
| BR2_KERNEL_MIRROR="https://ftp.jaist.ac.jp/pub/Linux/kernel.org" | |
| BR2_GNU_MIRROR="https://ftp.jaist.ac.jp/pub/GNU" | |
| BR2_CPAN_MIRROR="https://ftp.jaist.ac.jp/pub/CPAN" | |
| # Toolchain | |
| BR2_TOOLCHAIN=y | |
| BR2_TOOLCHAIN_EXTERNAL=y | |
| BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y | |
| BR2_TOOLCHAIN_EXTERNAL_PREINSTALLED=y | |
| BR2_TOOLCHAIN_EXTERNAL_PATH="/opt/gcc-aarch64-none-linux-gnu" | |
| BR2_TOOLCHAIN_EXTERNAL_PREFIX="$(ARCH)-none-linux-gnu" | |
| BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX="$(ARCH)-none-linux-gnu" | |
| BR2_TOOLCHAIN_EXTERNAL_GCC_10=y | |
| BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_20=y | |
| BR2_TOOLCHAIN_EXTERNAL_GLIBC=y | |
| BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y | |
| BR2_TOOLCHAIN_EXTERNAL_HAS_SSP=y | |
| BR2_TOOLCHAIN_EXTERNAL_HAS_SSP_STRONG=y | |
| BR2_TOOLCHAIN_EXTERNAL_CXX=y | |
| BR2_TOOLCHAIN_EXTERNAL_OPENMP=y | |
| BR2_TOOLCHAIN_EXTERNAL_INET_RPC=n |