mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +00:00
94 lines
2.8 KiB
Makefile
94 lines
2.8 KiB
Makefile
#
|
|
# Copyright (C) 2006-2010 OpenWrt.org
|
|
#
|
|
# This is free software, licensed under the GNU General Public License v2.
|
|
# See /LICENSE for more information.
|
|
#
|
|
include $(TOPDIR)/rules.mk
|
|
include $(INCLUDE_DIR)/image.mk
|
|
|
|
LOADADDR = 0x81000000 # RAM start + 16M
|
|
KERNEL_ENTRY = 0x80101000
|
|
RAMSIZE = 0x00100000 # 1MB
|
|
IMAGE_COPY = 1
|
|
|
|
LOADER_MAKEOPTS= \
|
|
CROSS_COMPILE="$(TARGET_CROSS)" \
|
|
PATH="$(TARGET_PATH)" \
|
|
CC="$(TARGET_CC)" \
|
|
KDIR=$(KDIR) \
|
|
LOADADDR=$(LOADADDR) \
|
|
KERNEL_ENTRY=$(KERNEL_ENTRY) \
|
|
RAMSIZE=$(RAMSIZE) \
|
|
IMAGE_COPY=$(IMAGE_COPY)
|
|
|
|
|
|
LOADER_DIR = $(GENERIC_PLATFORM_DIR)/image/lzma-loader
|
|
|
|
define Build/lzma-loader-elf
|
|
rm -rf $@.loader
|
|
mkdir -p $@.loader
|
|
$(CP) $(LOADER_DIR)/src/* $@.loader/
|
|
$(CP) $@ $@.loader/vmlinux.lzma
|
|
$(MAKE) -C $@.loader $(LOADER_MAKEOPTS)
|
|
cp $@.loader/lzma.elf $@
|
|
rm -rf $@.loader
|
|
endef
|
|
|
|
define Device/nand
|
|
CMDLINE := ubi.mtd=1 ubi.block=0,rootfs root=/dev/ubiblock0_1
|
|
BOARD_NAME := rb532
|
|
SUPPORTED_DEVICES := rb532
|
|
KERNEL_INITRAMFS := append-kernel | patch-cmdline | lzma | lzma-loader-elf
|
|
KERNEL := $$(KERNEL_INITRAMFS) | kernel2minor -s 2048 -i 0 -c
|
|
IMAGES := sysupgrade.bin
|
|
FILESYSTEMS := squashfs
|
|
IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
|
|
endef
|
|
|
|
TARGET_DEVICES := nand
|
|
|
|
define Build/Clean
|
|
$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
|
|
endef
|
|
|
|
define Image/Prepare
|
|
cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
|
|
$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
|
|
ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
|
|
$(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux-initramfs '$(strip $(call Image/cmdline/yaffs2)) '
|
|
cat $(KDIR)/vmlinux-initramfs | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
|
|
$(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
|
|
$(CP) $(KDIR)/loader.elf $(KDIR)/loader-initramfs.elf
|
|
endif
|
|
endef
|
|
|
|
VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-kernel
|
|
|
|
define Image/BuildKernel
|
|
$(CP) $(KDIR)/loader.elf $(VMLINUX)
|
|
ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
|
|
$(CP) $(KDIR)/loader-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs
|
|
endif
|
|
endef
|
|
|
|
define Image/cmdline/yaffs2
|
|
root=/dev/mtdblock1 rootfstype=yaffs2
|
|
endef
|
|
|
|
define Image/Build/squashfs
|
|
dd if=/dev/zero bs=128k count=1 >> $(KDIR)/root.squashfs
|
|
endef
|
|
|
|
define Image/Build
|
|
$(call Image/Build/$(1),$(1))
|
|
$(CP) $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel
|
|
$(STAGING_DIR_HOST)/bin/patch-cmdline $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel 'root=/dev/sda2 '
|
|
./gen_image.sh $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).bin \
|
|
5 $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel \
|
|
$(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
|
|
128
|
|
endef
|
|
|
|
$(eval $(call BuildImage))
|