#@TYPE: Machine #@NAME: freedom-u540 #@SOC: Freedom U540 #@DESCRIPTION: Machine configuration for the HiFive Unleashed development board require conf/machine/include/riscv/tune-riscv.inc MACHINE_FEATURES = "screen keyboard ext2 ext3 serial" KERNEL_CLASSES = "kernel-fitimage" KERNEL_IMAGETYPE = "fitImage" PREFERRED_PROVIDER_virtual/kernel ?= "linux-mainline" PREFERRED_PROVIDER_virtual/bootloader ?= "u-boot" PREFERRED_VERSION_openocd-native = "riscv" PREFERRED_VERSION_openocd = "riscv" EXTRA_IMAGEDEPENDS += "opensbi" RISCV_SBI_PLAT = "sifive/fu540" ## This sets u-boot as the default OpenSBI payload RISCV_SBI_PAYLOAD ?= "u-boot.bin" ## This will set the kernel as the OpenSBI payload. This is not recommended, ## you can use U-Boot's MMC loading instead. # RISCV_SBI_PAYLOAD ?= "${KERNEL_IMAGETYPE}-${MACHINE}.bin" RISCV_SBI_FDT ?= "hifive-unleashed-a00.dtb" ## Use this to add Microsemi Expansion board support # RISCV_SBI_FDT ?= "hifive-unleashed-a00-microsemi.dtb" SERIAL_CONSOLES = "115200;ttySIF0" MACHINE_EXTRA_RRECOMMENDS += " kernel-modules" IMAGE_FSTYPES += "wic.gz ext4" KERNEL_DEVICETREE ?= "sifive/${RISCV_SBI_FDT}" ## Do not update fstab file when using wic images WIC_CREATE_EXTRA_ARGS ?= "--no-fstab-update" EXTRA_IMAGEDEPENDS += "u-boot" UBOOT_MACHINE = "sifive_fu540_defconfig" UBOOT_ENTRYPOINT = "0x80200000" UBOOT_DTB_LOADADDRESS = "0x82200000" ## Set this to "mmc-boot" to generate a boot.scr file which should be included ## in the boot partition. It will try to load a kernel image by TFTP and if that ## fails it will fall back to local images in the boot partition. UBOOT_ENV ?= "tftp-mmc-boot" ## wic default support WKS_FILE_DEPENDS ?= " \ opensbi \ e2fsprogs-native \ bmap-tools-native \ " IMAGE_BOOT_FILES ?= " \ fw_payload.bin \ fitImage \ boot.scr.uimg \ " WKS_FILE ?= "freedom-u540-opensbi.wks" BAD_RECOMMENDATIONS += "\ libcxx-dev \ libcxx-staticdev \ compiler-rt-dev \ compiler-rt-staticdev \ " ASSUME_PROVIDED += "\ libcxx-dev \ libcxx-staticdev \ compiler-rt-dev \ compiler-rt-staticdev \ "