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- #
- # linux/arch/sh/boot/compressed/Makefile
- #
- # create a compressed vmlinux image from the original vmlinux
- #
- targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
- OBJECTS = $(obj)/head.o $(obj)/misc.o
- #
- # IMAGE_OFFSET is the load offset of the compression loader
- # Assign dummy values if these 2 variables are not defined,
- # in order to suppress error message.
- #
- CONFIG_MEMORY_START ?= 0x00400000
- CONFIG_BOOT_LINK_OFFSET ?= 0x00280000
- IMAGE_OFFSET := $(shell printf "0x%08x" $$(($(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET))))
- LIBGCC := $(shell $(CROSS-COMPILE)$(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
- LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup -T $(obj)/vmlinux.lds \
- --defsym output=$(CONFIG_MEMORY_START)
- $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
- $(call if_changed,ld)
- $(obj)/vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
- suffix-$(CONFIG_KERNEL_GZIP) := gzip
- suffix-$(CONFIG_KERNEL_LZO) := lzo
- $(obj)/vmlinux.bin.$(suffix-y): $(obj)/vmlinux.bin FORCE
- $(call if_changed,$(suffix-y))
- LDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300-linux -T
- OBJCOPYFLAGS := -O binary
- $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
- $(call if_changed,ld)
- CFLAGS_misc.o = -O0
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