# Architecture
BR2_riscv=y
BR2_riscv_custom=y
BR2_RISCV_ISA_CUSTOM_RVM=y
BR2_RISCV_ISA_CUSTOM_RVF=y
BR2_RISCV_ISA_CUSTOM_RVD=y
BR2_RISCV_ISA_CUSTOM_RVC=y
BR2_RISCV_64=y
BR2_RISCV_ABI_LP64D=y

# System
BR2_SYSTEM_DHCP="eth0"
BR2_TARGET_GENERIC_GETTY=y
BR2_TARGET_GENERIC_GETTY_PORT="ttySIF0"
BR2_ROOTFS_POST_BUILD_SCRIPT="board/sifive/hifive-unleashed/post-build.sh"
BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh"
BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/sifive/hifive-unleashed/genimage_sdcard.cfg"

# Filesystem
BR2_TARGET_ROOTFS_CPIO=y
BR2_TARGET_ROOTFS_EXT2=y
BR2_TARGET_ROOTFS_EXT2_4=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"
BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/sifive/hifive-unleashed/linux.config.fragment"
BR2_LINUX_KERNEL_IMAGE=y
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="sifive/hifive-unleashed-a00"
BR2_LINUX_KERNEL_INSTALL_TARGET=y

# Bootloader
BR2_TARGET_OPENSBI=y
BR2_TARGET_OPENSBI_CUSTOM_VERSION=y
BR2_TARGET_OPENSBI_CUSTOM_VERSION_VALUE="0.9"
BR2_TARGET_OPENSBI_PLAT="generic"
BR2_TARGET_UBOOT=y
BR2_TARGET_UBOOT_CUSTOM_VERSION=y
BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2021.01"
BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
BR2_TARGET_UBOOT_BOARD_DEFCONFIG="sifive_fu540"
BR2_TARGET_UBOOT_NEEDS_DTC=y
BR2_TARGET_UBOOT_NEEDS_OPENSBI=y
BR2_TARGET_UBOOT_FORMAT_ITB=y
BR2_TARGET_UBOOT_SPL=y

# Host tools
BR2_PACKAGE_HOST_GENIMAGE=y
BR2_PACKAGE_HOST_UBOOT_TOOLS=y
BR2_PACKAGE_HOST_UBOOT_TOOLS_BOOT_SCRIPT=y
BR2_PACKAGE_HOST_UBOOT_TOOLS_BOOT_SCRIPT_SOURCE="board/sifive/hifive-unleashed/boot.cmd"