target/linux/image/ar7/Makefile

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