1# 2# Copyright (C) 2016 OpenWrt.org 3# 4# This is free software, licensed under the GNU General Public License v2. 5# See /LICENSE for more information. 6# 7include $(TOPDIR)/rules.mk 8include $(INCLUDE_DIR)/image.mk 9 10# On ARC initramfs is put before entry point and so entry point moves 11# in memory from build to built. Thus we need to extract EP from vmlinux 12# every time before generation of uImage. 13define Build/calculate-ep 14 $(eval KERNEL_ENTRY=$(shell $(KERNEL_CROSS)readelf -h $(LINUX_DIR)/vmlinux | grep "Entry point address" | grep -o 0x.*)) 15endef 16 17define Build/patch-dtb 18 $(call Image/BuildDTB,../dts/$(DEVICE_DTS).dts,$@.dtb) 19 $(STAGING_DIR_HOST)/bin/patch-dtb $@ $@.dtb 20endef 21 22# Shared device definition: applies to every defined device 23define Device/Default 24 PROFILES = Default $$(DEVICE_PROFILE) 25 KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts) 26 DEVICE_PROFILE := 27 DEVICE_DTS := 28endef 29DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS 30 31define Device/vmlinux 32 KERNEL_SUFFIX := .elf 33 KERNEL_INITRAMFS := kernel-bin | patch-dtb 34 KERNEL_INITRAMFS_NAME = vmlinux-initramfs.elf 35endef 36 37define Device/uImage 38 KERNEL_SUFFIX := .bin 39 KERNEL_INITRAMFS := kernel-bin | patch-dtb | calculate-ep | uImage none 40 KERNEL_LOADADDR := 0x80000000 41endef 42 43define add_archs38_uImage 44 define Device/$(1)-uImage 45 $(call Device/uImage) 46 DEVICE_PROFILE := $(1) 47 DEVICE_DTS := $(1) 48 endef 49 TARGET_DEVICES += $(1)-uImage 50endef 51 52define add_archs38_vmlinux 53 define Device/$(1)-vmlinux 54 $(call Device/vmlinux) 55 DEVICE_PROFILE := $(1) 56 DEVICE_DTS := $(1) 57 endef 58 TARGET_DEVICES += $(1)-vmlinux 59endef 60 61# DesignWare AXS103 62$(eval $(call add_archs38_vmlinux,axs103_idu)) 63$(eval $(call add_archs38_uImage,axs103_idu)) 64 65# nSIM with ARCHS38 66$(eval $(call add_archs38_vmlinux,nsim_hs_idu)) 67$(eval $(call add_archs38_uImage,nsim_hs_idu)) 68 69$(eval $(call BuildImage)) 70