diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/armvirt/README | 48 |
1 files changed, 40 insertions, 8 deletions
diff --git a/target/linux/armvirt/README b/target/linux/armvirt/README index b870fe19f7..b4409f8f11 100644 --- a/target/linux/armvirt/README +++ b/target/linux/armvirt/README @@ -1,21 +1,23 @@ -This is intended to be used with OpenWrt project to provide image for use with -QEMU ARM virt machine. +This target generates images that can be used on ARM machines with EFI +support (e.g EDKII/TianoCore or U-Boot with bootefi). + +The kernel and filesystem images can also be used directly by QEMU: Run with qemu-system-arm # boot with initramfs embedded in - qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-zImage-initramfs + qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-generic-initramfs-kernel.bin # boot with accel=kvm qemu-system-arm -nographic -M virt,accel=kvm -cpu host -m 64 -kernel - openwrt-armvirt-32-zImage-initramfs + openwrt-armvirt-32-generic-initramfs-kernel.bin # boot with a separate rootfs - qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-zImage \ - -drive file=openwrt-armvirt-32-root.ext4,format=raw,if=virtio -append 'root=/dev/vda rootwait' + qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-generic-kernel.bin \ + -drive file=openwrt-armvirt-32-generic-ext4-rootfs.img,format=raw,if=virtio -append 'root=/dev/vda rootwait' # boot with local dir as rootfs - qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-zImage \ + qemu-system-arm -nographic -M virt -m 64 -kernel openwrt-armvirt-32-generic-kernel.bin \ -fsdev local,id=rootdev,path=root-armvirt/,security_model=none \ -device virtio-9p-pci,fsdev=rootdev,mount_tag=/dev/root \ -append 'rootflags=trans=virtio,version=9p2000.L,cache=loose rootfstype=9p' @@ -37,4 +39,34 @@ Run with kvmtool The multi-platform ARMv8 target can be used with QEMU: qemu-system-aarch64 -machine virt -cpu cortex-a57 -nographic \ - -kernel openwrt-armvirt-64-Image-initramfs \ + -kernel openwrt-armvirt-64-generic-initramfs-kernel.bin \ + +With a EDKII or U-Boot binary for the QEMU ARM virtual machines, you can use these +images in EFI mode: + +32-bit: +gunzip -c bin/targets/armvirt/32/openwrt-armvirt-32-generic-ext4-combined.img.gz > openwrt-arm-32.img +qemu-system-arm -nographic \ + -cpu cortex-a15 -machine virt \ + -bios QEMU_EFI_32.fd \ + -smp 1 -m 1024 \ + -device virtio-rng-pci \ + -drive file=openwrt-arm-32.img,format=raw,index=0,media=disk \ + -netdev user,id=testlan -net nic,netdev=testlan \ + -netdev user,id=testwan -net nic,netdev=testwan + +64-bit: +gunzip -c bin/targets/armvirt/64/openwrt-armvirt-64-generic-ext4-combined.img.gz > openwrt-arm-64.img +qemu-system-aarch64 -nographic \ + -cpu cortex-a53 -machine virt \ + -bios QEMU_EFI_64.fd \ + -smp 1 -m 1024 \ + -device virtio-rng-pci \ + -drive file=openwrt-arm-64.img,format=raw,index=0,media=disk \ + -netdev user,id=testlan -net nic,netdev=testlan \ + -netdev user,id=testwan -net nic,netdev=testwan + +One can find EFI/BIOS binaries from: +- Compile mainline U-Boot for the QEMU ARM virtual machine (qemu_arm_defconfig/qemu_arm64_defconfig) +- From distribution packages (such as qemu-efi-arm and qemu-efi-aarch64 in Debian) +- Community builds, like retrage/edk2-nightly: https://retrage.github.io/edk2-nightly/ |