From 0e9e7dcd10c4f0653252076ccc4289cfcf55c4b4 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 24 Jul 2012 20:39:17 +0000 Subject: adds target used by rapsberry pi Add support for Raspberry Pi / brcm2708 / 2835 Signed-off-by: Ian Ridge SVN-Revision: 32825 --- target/linux/brcm2708/image/Makefile | 46 ++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 target/linux/brcm2708/image/Makefile (limited to 'target/linux/brcm2708/image/Makefile') diff --git a/target/linux/brcm2708/image/Makefile b/target/linux/brcm2708/image/Makefile new file mode 100644 index 0000000000..a8dbef1b81 --- /dev/null +++ b/target/linux/brcm2708/image/Makefile @@ -0,0 +1,46 @@ +# +# 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/arm128_start.elf :: + mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/arm192_start.elf :: + mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/arm224_start.elf :: + 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/loader.bin :: + mcopy -i $(KDIR)/boot.img $(BUILD_DIR)/brcm2708-gpu-fw-boot/arm$(2)_start.elf ::start.elf #Copy file for memory/gpu division + mcopy -i $(KDIR)/boot.img cmdline.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-$(1)_$(2).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),128) + $(call Image/Build/RaspberryPi,$(1),192) + $(call Image/Build/RaspberryPi,$(1),224) +endef + +$(eval $(call BuildImage)) -- cgit v1.2.3