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).o
  15
  16 EXTRA    := init.elf
  17 CEXTRA   := initcode.o
  18 SEXTRA   := start.o
  19 SOBJS    := interrupt.o cache.o
  20 COBJS-y  += cpu.o
  21 COBJS-y  += gpio.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
  29 SRCS     := $(SEXTRA:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
  30 OBJS     := $(addprefix $(obj),$(COBJS-y) $(SOBJS))
  31 EXTRA    := $(addprefix $(obj),$(EXTRA))
  32 CEXTRA   := $(addprefix $(obj),$(CEXTRA))
  33 SEXTRA   := $(addprefix $(obj),$(SEXTRA))
  34
  35 all:    $(obj).depend $(LIB) $(obj).depend $(EXTRA) $(CEXTRA) $(SEXTRA) check_initcode
  36
  37 $(LIB): $(OBJS)
  38         $(call cmd_link_o_target, $(OBJS))
  39
  40 $(OBJS): $(obj)bootrom-asm-offsets.h
  41 $(obj)bootrom-asm-offsets.c: bootrom-asm-offsets.c.in bootrom-asm-offsets.awk
  42         echo '#include <asm/mach-common/bits/bootrom.h>' | $(CPP) $(CPPFLAGS) - | gawk -f ./bootrom-asm-offsets.awk > $@.tmp
  43         mv $@.tmp $@
  44 $(obj)bootrom-asm-offsets.s: $(obj)bootrom-asm-offsets.c
  45         $(CC) $(CFLAGS) -S $^ -o $@.tmp
  46         mv $@.tmp $@
  47 $(obj)bootrom-asm-offsets.h: $(obj)bootrom-asm-offsets.s
  48         sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" $^ > $@
  49
  50 # make sure our initcode (which goes into LDR) does not
  51 # have relocs or external references
  52 $(obj)initcode.o: CFLAGS += -fno-function-sections -fno-data-sections
  53 READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $<
  54 check_initcode: $(obj)initcode.o
  55 ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)
  56         @if $(READINIT) | grep '\<GLOBAL\>.*\<UND\>' ; then \
  57                 echo "$< contains external references!" 1>&2 ; \
  58                 exit 1 ; \
  59         fi
  60 endif
  61
  62 $(obj)init.lds: init.lds.S
  63         $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P $^ -o $@
  64 $(obj)init.elf: $(obj)init.lds $(obj)init.o $(obj)initcode.o
  65         $(LD) $(LDFLAGS) -T $^ -o $@
  66
  67 #########################################################################
  68
  69 # defines $(obj).depend target
  70 include $(SRCTREE)/rules.mk
  71
  72 sinclude $(obj).depend
  73
  74 #########################################################################