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-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o
  21 COBJS-y  += cpu.o
  22 COBJS-y  += interrupts.o
  23 COBJS-$(CONFIG_JTAG_CONSOLE) += jtag-console.o
  24 COBJS-y  += os_log.o
  25 COBJS-y  += reset.o
  26 COBJS-y  += serial.o
  27 COBJS-y  += traps.o
  28 COBJS-$(CONFIG_HW_WATCHDOG)  += watchdog.o
  29
  30 ifeq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
  31 COBJS-y  += initcode.o
  32 endif
  33
  34 SRCS     := $(SEXTRA:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
  35 OBJS     := $(addprefix $(obj),$(COBJS-y) $(SOBJS))
  36 EXTRA    := $(addprefix $(obj),$(EXTRA))
  37 CEXTRA   := $(addprefix $(obj),$(CEXTRA))
  38 SEXTRA   := $(addprefix $(obj),$(SEXTRA))
  39
  40 all:    $(obj).depend $(LIB) $(obj).depend $(EXTRA) $(CEXTRA) $(SEXTRA) check_initcode
  41
  42 $(LIB): $(OBJS)
  43         $(AR) $(ARFLAGS) $@ $(OBJS)
  44
  45 $(OBJS): $(obj)bootrom-asm-offsets.h
  46 $(obj)bootrom-asm-offsets.c: bootrom-asm-offsets.c.in bootrom-asm-offsets.awk
  47         echo '#include <asm/mach-common/bits/bootrom.h>' | $(CPP) $(CPPFLAGS) - | gawk -f ./bootrom-asm-offsets.awk > $@.tmp
  48         mv $@.tmp $@
  49 $(obj)bootrom-asm-offsets.s: $(obj)bootrom-asm-offsets.c
  50         $(CC) $(CFLAGS) -S $^ -o $@.tmp
  51         mv $@.tmp $@
  52 $(obj)bootrom-asm-offsets.h: $(obj)bootrom-asm-offsets.s
  53         sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" $^ > $@
  54
  55 # make sure our initcode (which goes into LDR) does not
  56 # have relocs or external references
  57 $(obj)initcode.o: CFLAGS += -fno-function-sections -fno-data-sections
  58 READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $<
  59 check_initcode: $(obj)initcode.o
  60 ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
  61         @if $(READINIT) | grep '\<GLOBAL\>.*\<UND\>' ; then \
  62                 echo "$< contains external references!" 1>&2 ; \
  63                 exit 1 ; \
  64         fi
  65 endif
  66
  67 #########################################################################
  68
  69 # defines $(obj).depend target
  70 include $(SRCTREE)/rules.mk
  71
  72 sinclude $(obj).depend
  73
  74 #########################################################################