rb532: align partitions to 128KB
[openwrt/svn-archive/archive.git] / target / linux / rb532 / image / Makefile
1 #
2 # Copyright (C) 2006-2010 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7 include $(TOPDIR)/rules.mk
8 include $(INCLUDE_DIR)/image.mk
9
10 LOADADDR = 0x81000000 # RAM start + 16M
11 KERNEL_ENTRY = 0x80101000
12 RAMSIZE = 0x00100000 # 1MB
13 IMAGE_COPY = 1
14
15 LOADER_MAKEOPTS= \
16 KDIR=$(KDIR) \
17 LOADADDR=$(LOADADDR) \
18 KERNEL_ENTRY=$(KERNEL_ENTRY) \
19 RAMSIZE=$(RAMSIZE) \
20 IMAGE_COPY=$(IMAGE_COPY)
21
22 define Build/Clean
23 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
24 endef
25
26 define Image/Prepare
27 cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
28 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
29 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
30 $(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux-initramfs '$(strip $(call Image/cmdline/yaffs2)) '
31 cat $(KDIR)/vmlinux-initramfs | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux-initramfs.lzma
32 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
33 $(CP) $(KDIR)/loader.elf $(KDIR)/loader-initramfs.elf
34 endif
35 endef
36
37 VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-kernel
38
39 define Image/BuildKernel
40 $(CP) $(KDIR)/loader.elf $(VMLINUX)
41 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
42 $(CP) $(KDIR)/loader-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs
43 endif
44 endef
45
46 define Image/cmdline/jffs2-64k
47 block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock2 rootfstype=jffs2
48 endef
49
50 define Image/cmdline/jffs2-128k
51 block2mtd.block2mtd=/dev/sda2,131072 root=/dev/mtdblock2 rootfstype=jffs2
52 endef
53
54 define Image/cmdline/ext4
55 root=/dev/sda2 rootfstype=ext4
56 endef
57
58 define Image/cmdline/squashfs
59 block2mtd.block2mtd=/dev/sda2,65536,rootfs root=/dev/mtdblock2 rootfstype=squashfs
60 endef
61
62 define Image/cmdline/yaffs2
63 root=/dev/mtdblock1 rootfstype=yaffs2
64 endef
65
66 define Image/Build/squashfs
67 $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
68 endef
69
70 define Image/Build
71 $(call Image/Build/$(1),$(1))
72 $(CP) $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel
73 $(STAGING_DIR_HOST)/bin/patch-cmdline $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel '$(strip $(call Image/cmdline/$(1))) '
74 ./gen_image.sh $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).bin \
75 4 $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel \
76 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
77 128
78 endef
79
80 $(eval $(call BuildImage))