new file mode 100644
@@ -0,0 +1,30 @@
+image efi-part.vfat {
+ vfat {
+ file startup.nsh {
+ image = "efi-part/startup.nsh"
+ }
+ file EFI {
+ image = "efi-part/EFI"
+ }
+ file Image {
+ image = "Image"
+ }
+ }
+ size = 32M
+}
+
+image disk.img {
+
+ hdimage {
+ }
+
+ partition boot {
+ partition-type = 0xEF
+ image = "efi-part.vfat"
+ }
+
+ partition root {
+ partition-type = 0x83
+ image = "rootfs.ext2"
+ }
+}
new file mode 100644
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+set default="0"
+set timeout="5"
+
+menuentry "Buildroot" {
+ linux /Image root=/dev/vda2 rootwait console=ttyAMA0
+}
new file mode 100755
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+BOARD_DIR="$(dirname $0)"
+
+cp -f ${BOARD_DIR}/grub.cfg ${BINARIES_DIR}/efi-part/EFI/BOOT/grub.cfg
new file mode 100644
@@ -0,0 +1,17 @@
+Run the emulation with:
+
+qemu-system-aarch64 \
+ -M virt \
+ -cpu cortex-a57 \
+ -m 512 \
+ -nographic \
+ -bios </path/to/QEMU_EFI.fd> \
+ -drive file=output/images/disk.img,if=none,format=raw,id=hd0 \
+ -device virtio-blk-device,drive=hd0 \
+ -netdev user,id=eth0 \
+ -device virtio-net-device,netdev=eth0
+
+Note that </path/to/QEMU_EFI.fd> needs to point to a valid aarch64 UEFI
+firmware image for qemu.
+It may be provided by your distribution as a edk2-aarch64 or AAVMF
+package, in path such as /usr/share/edk2/aarch64/QEMU_EFI.fd .
new file mode 100644
@@ -0,0 +1,33 @@
+# Architecture
+BR2_aarch64=y
+
+# Toolchain, required for eudev and grub
+BR2_TOOLCHAIN_BUILDROOT_WCHAR=y
+
+# System
+BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0"
+BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_EUDEV=y
+
+## Required tools to create bootable media
+BR2_PACKAGE_HOST_GENIMAGE=y
+
+# Bootloader
+BR2_TARGET_GRUB2=y
+BR2_TARGET_GRUB2_AARCH64_EFI=y
+
+# Filesystem / image
+BR2_TARGET_ROOTFS_EXT2=y
+BR2_TARGET_ROOTFS_EXT2_4=y
+BR2_TARGET_ROOTFS_EXT2_SIZE="200M"
+# BR2_TARGET_ROOTFS_TAR is not set
+BR2_ROOTFS_POST_IMAGE_SCRIPT="board/aarch64-efi/post-image.sh support/scripts/genimage.sh"
+BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/aarch64-efi/genimage-efi.cfg"
+
+# Linux headers same as kernel, a 4.18 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_18=y
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.18.10"
+BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
New generic defconfig for aarch64, to run on aarch64 servers compliant with EFI firmware and ACPI. This can also be tested with qemu, and is useful so that we have an arm defconfig with grub enabled. Tested with qemu 2.11.2 and AAVMF, the aarch64 virtual machine UEFI firmware. Signed-off-by: Erico Nunes <nunes.erico@gmail.com> --- board/aarch64-efi/genimage-efi.cfg | 30 +++++++++++++++++++++++++++ board/aarch64-efi/grub.cfg | 6 ++++++ board/aarch64-efi/post-image.sh | 5 +++++ board/aarch64-efi/readme.txt | 17 +++++++++++++++ configs/aarch64_efi_defconfig | 33 ++++++++++++++++++++++++++++++ 5 files changed, 91 insertions(+) create mode 100644 board/aarch64-efi/genimage-efi.cfg create mode 100644 board/aarch64-efi/grub.cfg create mode 100755 board/aarch64-efi/post-image.sh create mode 100644 board/aarch64-efi/readme.txt create mode 100644 configs/aarch64_efi_defconfig