2 # linux/arch/arm/boot/compressed/Makefile
4 # create a compressed vmlinuz image from the original vmlinux
9 FONTC = $(srctree)/drivers/video/console/font_acorn_8x8.c
12 # Architecture dependencies
14 ifeq ($(CONFIG_ARCH_ACORN),y)
15 OBJS += ll_char_wr.o font.o
18 ifeq ($(CONFIG_ARCH_SHARK),y)
19 OBJS += head-shark.o ofw-shark.o
22 ifeq ($(CONFIG_ARCH_L7200),y)
26 ifeq ($(CONFIG_ARCH_P720T),y)
27 # Borrow this code from SA1100
31 ifeq ($(CONFIG_ARCH_SA1100),y)
35 ifeq ($(CONFIG_CPU_XSCALE),y)
39 ifeq ($(CONFIG_PXA_SHARPSL),y)
40 OBJS += head-sharpsl.o
43 ifeq ($(CONFIG_CPU_ENDIAN_BE32),y)
44 ifeq ($(CONFIG_CPU_CP15),y)
47 # The endian should be set by h/w design.
52 # We now have a PIC decompressor implementation. Decompressors running
53 # from RAM should not define ZTEXTADDR. Decompressors running directly
54 # from ROM or Flash must define ZTEXTADDR (preferably via the config)
55 # FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK
56 ifeq ($(CONFIG_ZBOOT_ROM),y)
57 ZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT)
58 ZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS)
64 SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
66 targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \
69 ifeq ($(CONFIG_FUNCTION_TRACER),y)
70 ORIG_CFLAGS := $(KBUILD_CFLAGS)
71 KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
74 EXTRA_CFLAGS := -fpic -fno-builtin
75 EXTRA_AFLAGS := -Wa,-march=all
77 # Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via
78 # linker symbols. We only define initrd_phys and params_phys if the
79 # machine class defined the corresponding makefile variable.
80 LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR)
81 ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
82 LDFLAGS_vmlinux += --be8
84 ifneq ($(INITRD_PHYS),)
85 LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS)
87 ifneq ($(PARAMS_PHYS),)
88 LDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS)
90 LDFLAGS_vmlinux += -p --no-undefined -X \
91 $(shell $(CC) $(KBUILD_CFLAGS) --print-libgcc-file-name) -T
93 # Don't allow any static data in misc.o, which
94 # would otherwise mess up our GOT table
95 CFLAGS_misc.o := -Dstatic=
97 $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \
98 $(addprefix $(obj)/, $(OBJS)) FORCE
102 $(obj)/piggy.gz: $(obj)/../Image FORCE
103 $(call if_changed,gzip)
105 $(obj)/piggy.o: $(obj)/piggy.gz FORCE
107 CFLAGS_font.o := -Dstatic=
109 $(obj)/font.c: $(FONTC)
112 $(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config
113 @sed "$(SEDFLAGS)" < $< > $@