Makefile 2.1 KB

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