1#
2# U-boot - Makefile
3#
4# Copyright (c) 2005-2008 Analog Device Inc.
5#
6# (C) Copyright 2000-2006
7# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8#
9# Licensed under the GPL-2 or later.
10#
11
12include $(TOPDIR)/config.mk
13
14LIB	= $(obj)lib$(CPU).a
15
16EXTRA    :=
17CEXTRA   := initcode.o
18SEXTRA   := start.o
19SOBJS    := interrupt.o cache.o
20COBJS-y  += cpu.o
21COBJS-y  += interrupts.o
22COBJS-$(CONFIG_JTAG_CONSOLE) += jtag-console.o
23COBJS-y  += os_log.o
24COBJS-y  += reset.o
25COBJS-y  += serial.o
26COBJS-y  += traps.o
27COBJS-$(CONFIG_HW_WATCHDOG)  += watchdog.o
28
29ifeq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
30COBJS-y  += initcode.o
31endif
32
33SRCS     := $(SEXTRA:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
34OBJS     := $(addprefix $(obj),$(COBJS-y) $(SOBJS))
35EXTRA    := $(addprefix $(obj),$(EXTRA))
36CEXTRA   := $(addprefix $(obj),$(CEXTRA))
37SEXTRA   := $(addprefix $(obj),$(SEXTRA))
38
39all:	$(obj).depend $(LIB) $(obj).depend $(EXTRA) $(CEXTRA) $(SEXTRA) check_initcode
40
41$(LIB):	$(OBJS)
42	$(AR) $(ARFLAGS) $@ $(OBJS)
43
44$(OBJS): $(obj)bootrom-asm-offsets.h
45$(obj)bootrom-asm-offsets.c: bootrom-asm-offsets.c.in bootrom-asm-offsets.awk
46	echo '#include <asm/mach-common/bits/bootrom.h>' | $(CPP) $(CPPFLAGS) - | gawk -f ./bootrom-asm-offsets.awk > $@.tmp
47	mv $@.tmp $@
48$(obj)bootrom-asm-offsets.s: $(obj)bootrom-asm-offsets.c
49	$(CC) $(CFLAGS) -S $^ -o $@.tmp
50	mv $@.tmp $@
51$(obj)bootrom-asm-offsets.h: $(obj)bootrom-asm-offsets.s
52	sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" $^ > $@
53
54# make sure our initcode (which goes into LDR) does not
55# have relocs or external references
56$(obj)initcode.o: CFLAGS += -fno-function-sections -fno-data-sections
57READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $<
58check_initcode: $(obj)initcode.o
59ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
60	@if $(READINIT) | grep '\<GLOBAL\>.*\<UND\>' ; then \
61		echo "$< contains external references!" 1>&2 ; \
62		exit 1 ; \
63	fi
64endif
65
66#########################################################################
67
68# defines $(obj).depend target
69include $(SRCTREE)/rules.mk
70
71sinclude $(obj).depend
72
73#########################################################################
74