openwrt/target/image/ar7/Makefile

   1 include $(TOPDIR)/rules.mk
   2 include $(INCLUDE_DIR)/image.mk
   3
   4 PKG_BUILD_DIR:=$(BUILD_DIR)/ar7loader
   5
   6 LOADADDR := 0x94020000
   7 OUTPUT_FORMAT := elf32-tradlittlemips
   8
   9 CFLAGS := -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
  10         -fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \
  11         -pipe -mlong-calls -fno-common \
  12         -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap \
  13         -DLOADADDR=$(LOADADDR)
  14
  15 $(PKG_BUILD_DIR)/cksum.o: $(PKG_BUILD_DIR)/cksum.c
  16         $(HOSTCC) -o $@ $<
  17
  18 $(PKG_BUILD_DIR)/ckmain.o: $(PKG_BUILD_DIR)/ckmain.c
  19         $(HOSTCC) -o $@ $<
  20
  21 $(PKG_BUILD_DIR)/tichksum: $(PKG_BUILD_DIR)/ckmain.o $(PKG_BUILD_DIR)/cksum.o
  22         $(HOSTCC) -o $@ $<
  23
  24 $(PKG_BUILD_DIR)/LzmaDecode.o: src/LzmaDecode.c
  25         $(TARGET_CC) $(CFLAGS) -c -o $@ $<
  26
  27 $(PKG_BUILD_DIR)/loader.o: src/loader.c
  28         $(TARGET_CC) $(CFLAGS) -c -o $@ $<
  29
  30 $(STAGING_DIR)/bin/srec2bin: src/srec2bin.c
  31         $(HOSTCC) -o $@ $<
  32
  33
  34 define Build/Compile
  35         mkdir -p $(PKG_BUILD_DIR)
  36         sed -e 's/@@OUTPUT_FORMAT@@/$(OUTPUT_FORMAT)/' \
  37             -e 's/@@LOADADDR@@/$(LOADADDR)/' \
  38                         < src/zimage.script.in \
  39                         > $(PKG_BUILD_DIR)/zimage.script
  40         sed -e 's/@@OUTPUT_FORMAT@@/$(OUTPUT_FORMAT)/' \
  41             -e 's/@@LOADADDR@@/$(LOADADDR)/' \
  42                         < src/ld.script.in \
  43                         > $(PKG_BUILD_DIR)/ld.script
  44         $(MAKE) $(PKG_BUILD_DIR)/loader.o $(PKG_BUILD_DIR)/LzmaDecode.o $(STAGING_DIR)/bin/srec2bin
  45 endef
  46
  47 define Build/Clean
  48         rm -rf $(PKG_BUILD_DIR)
  49 endef
  50
  51 define Image/Prepare
  52         cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
  53         $(TARGET_CROSS)ld -T $(PKG_BUILD_DIR)/zimage.script -r -b binary $(KDIR)/vmlinux.lzma -o $(KDIR)/zimage.o
  54         $(TARGET_CROSS)ld -static -G 0 --defsym kernel_entry=0x$${shell nm $(KDIR)/linux-*/vmlinux | grep kernel_entry | cut -d' ' -f1} -T $(PKG_BUILD_DIR)/ld.script \
  55                 $(PKG_BUILD_DIR)/loader.o \
  56                 $(PKG_BUILD_DIR)/LzmaDecode.o \
  57                 $(KDIR)/zimage.o \
  58                 -o $(KDIR)/loader
  59         $(TARGET_CROSS)objcopy -O srec $(KDIR)/loader $(KDIR)/ram_zimage.sre
  60         $(STAGING_DIR)/bin/srec2bin $(KDIR)/ram_zimage.sre $(KDIR)/vmlinux.bin
  61 endef
  62
  63 ifeq ($(FS),jffs2-8MB)
  64 ALIGN:=bs=131072 conv=sync
  65 endif
  66 ifeq ($(FS),jffs2-4MB)
  67 ALIGN:=bs=65536 conv=sync
  68 endif
  69
  70 define Image/Build/CyberTAN
  71         (dd if=/dev/zero bs=16 count=1; cat $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin) | \
  72                 $(STAGING_DIR)/bin/addpattern -p $(3) -o $(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(4).bin
  73 endef
  74
  75 define Image/Build/sErCoMm
  76         cat sercomm/adam2.bin "$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin" > "$(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(3).img"
  77         dd if=sercomm/$(2) of="$(KDIR)/dgfw.tmp" bs=$$$$((0x3e0000 - 80)) seek=1 conv=notrunc
  78         $(STAGING_DIR)/bin/dgfirmware -f -w "$(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(3).img" "$(KDIR)/dgfw.tmp"
  79         rm -f "$(KDIR)/dgfw.tmp"
  80 endef
  81
  82 define Image/Build
  83         dd if=$(KDIR)/vmlinux.bin $(ALIGN) > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin
  84         cat $(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)/root.$(1) >> $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin
  85         $(call Image/Build/CyberTAN,$(1),AG1B,AG1B,$(1))
  86         $(call Image/Build/CyberTAN,$(1),WA21,WA21,$(1))
  87         $(call Image/Build/CyberTAN,$(1),WA22,WA22,$(1))
  88         $(call Image/Build/CyberTAN,$(1),WAG2,WAG2,$(1))
  89         $(call Image/Build/CyberTAN,$(1),WA31,WA31 -b,$(1))
  90         $(call Image/Build/CyberTAN,$(1),WA32,WA32 -b,$(1))
  91         $(call Image/Build/sErCoMm,$(1),dg834,$(1))
  92         $(call Image/Build/sErCoMm,$(1),jdr454wb,$(1))
  93 endef
  94
  95 $(eval $(call BuildImage))