arch/blackfin/cpu/Makefile

   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
  12 include $(TOPDIR)/config.mk
  13
  14 LIB     = $(obj)lib$(CPU).a
  15
  16 EXTRA    :=
  17 CEXTRA   := initcode.o
  18 SEXTRA   := start.o
  19 SOBJS    := interrupt.o cache.o
  20 COBJS-y  += cpu.o
  21 COBJS-y  += interrupts.o
  22 COBJS-$(CONFIG_JTAG_CONSOLE) += jtag-console.o
  23 COBJS-y  += os_log.o
  24 COBJS-y  += reset.o
  25 COBJS-y  += serial.o
  26 COBJS-y  += traps.o
  27 COBJS-$(CONFIG_HW_WATCHDOG)  += watchdog.o
  28
  29 ifeq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
  30 COBJS-y  += initcode.o
  31 endif
  32
  33 SRCS     := $(SEXTRA:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
  34 OBJS     := $(addprefix $(obj),$(COBJS-y) $(SOBJS))
  35 EXTRA    := $(addprefix $(obj),$(EXTRA))
  36 CEXTRA   := $(addprefix $(obj),$(CEXTRA))
  37 SEXTRA   := $(addprefix $(obj),$(SEXTRA))
  38
  39 all:    $(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
  57 READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $<
  58 check_initcode: $(obj)initcode.o
  59 ifneq ($(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
  64 endif
  65
  66 #########################################################################
  67
  68 # defines $(obj).depend target
  69 include $(SRCTREE)/rules.mk
  70
  71 sinclude $(obj).depend
  72
  73 #########################################################################