4 # Copyright (c) 2005-2008 Analog Device Inc.
6 # (C) Copyright 2000-2006
7 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 # Licensed under the GPL-2 or later.
12 include $(TOPDIR)/config.mk
14 LIB = $(obj)lib$(CPU).o
19 SOBJS := interrupt.o cache.o
22 COBJS-y += interrupts.o
23 COBJS-$(CONFIG_JTAG_CONSOLE) += jtag-console.o
28 COBJS-$(CONFIG_HW_WATCHDOG) += watchdog.o
30 SRCS := $(SEXTRA:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
31 OBJS := $(addprefix $(obj),$(COBJS-y) $(SOBJS))
32 EXTRA := $(addprefix $(obj),$(EXTRA))
33 CEXTRA := $(addprefix $(obj),$(CEXTRA))
34 SEXTRA := $(addprefix $(obj),$(SEXTRA))
36 all: $(obj).depend $(LIB) $(obj).depend $(EXTRA) $(CEXTRA) $(SEXTRA) check_initcode
39 $(call cmd_link_o_target, $(OBJS))
41 $(OBJS): $(obj)bootrom-asm-offsets.h
42 $(obj)bootrom-asm-offsets.c: bootrom-asm-offsets.c.in bootrom-asm-offsets.awk
43 echo '#include <asm/mach-common/bits/bootrom.h>' | $(CPP) $(CPPFLAGS) - | gawk -f ./bootrom-asm-offsets.awk > $@.tmp
45 $(obj)bootrom-asm-offsets.s: $(obj)bootrom-asm-offsets.c
46 $(CC) $(CFLAGS) -S $^ -o $@.tmp
48 $(obj)bootrom-asm-offsets.h: $(obj)bootrom-asm-offsets.s
49 sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" $^ > $@
51 # make sure our initcode (which goes into LDR) does not
52 # have relocs or external references
53 $(obj)initcode.o: CFLAGS += -fno-function-sections -fno-data-sections
54 READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $<
55 check_initcode: $(obj)initcode.o
56 ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
57 @if $(READINIT) | grep '\<GLOBAL\>.*\<UND\>' ; then \
58 echo "$< contains external references!" 1>&2 ; \
63 $(obj)init.lds: init.lds.S
64 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P $^ -o $@
65 $(obj)init.elf: $(obj)init.lds $(obj)init.o $(obj)initcode.o
66 $(LD) $(LDFLAGS) -T $^ -o $@
68 #########################################################################
70 # defines $(obj).depend target
71 include $(SRCTREE)/rules.mk
73 sinclude $(obj).depend
75 #########################################################################