# # Copyright (C) 2012 OpenWrt.org # # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/image.mk include $(INCLUDE_DIR)/host.mk define Image/Prepare cp $(LINUX_DIR)/arch/arm/boot/Image $(KDIR)/Image endef FAT32_BLOCK_SIZE=1024 FAT32_BLOCKS=$(shell echo $$(($(CONFIG_BRCM2708_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE)))) define Image/Build/RaspberryPi rm -f $(KDIR)/boot.img mkdosfs $(KDIR)/boot.img -C $(FAT32_BLOCKS) # Raspberry Pi has no bootloader, instead the GPU loads and starts the kernel mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/bootcode.bin :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/COPYING.linux :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/LICENCE.broadcom :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/start.elf :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/start_cd.elf :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/fixup.dat :: mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/fixup_cd.dat :: mcopy -i $(KDIR)/boot.img cmdline.txt :: mcopy -i $(KDIR)/boot.img config.txt :: mcopy -i $(KDIR)/boot.img $(KDIR)/Image ::kernel.img # Copy OpenWrt built kernel ./gen_rpi_sdcard_img.sh $(BIN_DIR)/$(IMG_PREFIX)-sdcard-vfat-$(1).img $(KDIR)/boot.img $(KDIR)/root.$(1) \ $(CONFIG_BRCM2708_SD_BOOT_PARTSIZE) $(CONFIG_TARGET_ROOTFS_PARTSIZE) endef define Image/Build $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-$(1).img $(CP) $(KDIR)/Image $(BIN_DIR)/$(IMG_PREFIX)-Image $(call Image/Build/RaspberryPi,$(1)) endef $(eval $(call BuildImage))