examples/standalone/Makefile

   1 #
   2 # (C) Copyright 2000-2006
   3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4 #
   5 # SPDX-License-Identifier:      GPL-2.0+
   6 #
   7
   8 include $(TOPDIR)/config.mk
   9
  10 ELF-y        := hello_world
  11
  12 ELF-$(CONFIG_SMC91111)           += smc91111_eeprom
  13 ELF-$(CONFIG_SMC911X)            += smc911x_eeprom
  14 ELF-$(CONFIG_SPI_FLASH_ATMEL)    += atmel_df_pow2
  15 # TODO:
  16 #   - Fix the warning of 82559_eeprom.c and uncomment the following
  17 # or
  18 #   - Delete 82559_eeprom.c and the following line
  19 #ELF-$(CONFIG_X86)                += 82559_eeprom
  20 ELF-$(CONFIG_MPC5xxx)            += interrupt
  21 ELF-$(CONFIG_8xx)                += test_burst timer
  22 ELF-$(CONFIG_8260)               += mem_to_mem_idma2intr
  23 ELF-$(CONFIG_PPC)                += sched
  24
  25 #
  26 # Some versions of make do not handle trailing white spaces properly;
  27 # leading to build failures. The problem was found with GNU Make 3.80.
  28 # Using 'strip' as a workaround for the problem.
  29 #
  30 ELF := $(strip $(ELF-y))
  31
  32 SREC := $(addsuffix .srec,$(ELF))
  33 BIN  := $(addsuffix .bin,$(ELF))
  34
  35 COBJS   := $(ELF:=.o)
  36
  37 LIB     = $(obj)libstubs.o
  38
  39 LIBAOBJS-$(CONFIG_PPC) += ppc_longjmp.o ppc_setjmp.o
  40 LIBAOBJS-$(CONFIG_8xx) += test_burst_lib.o
  41 LIBAOBJS := $(LIBAOBJS-y)
  42
  43 LIBCOBJS = stubs.o
  44
  45 LIBOBJS = $(addprefix $(obj),$(LIBAOBJS) $(LIBCOBJS))
  46
  47 SRCS    := $(COBJS:.o=.c) $(LIBCOBJS:.o=.c) $(LIBAOBJS:.o=.S)
  48 OBJS    := $(addprefix $(obj),$(COBJS))
  49 ELF     := $(addprefix $(obj),$(ELF))
  50 BIN     := $(addprefix $(obj),$(BIN))
  51 SREC    := $(addprefix $(obj),$(SREC))
  52
  53 gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
  54
  55 # For PowerPC there's no need to compile standalone applications as a
  56 # relocatable executable.  The relocation data is not needed, and
  57 # also causes the entry point of the standalone application to be
  58 # inconsistent.
  59 ifeq ($(ARCH),powerpc)
  60 AFLAGS := $(filter-out $(RELFLAGS),$(AFLAGS))
  61 CFLAGS := $(filter-out $(RELFLAGS),$(CFLAGS))
  62 CPPFLAGS := $(filter-out $(RELFLAGS),$(CPPFLAGS))
  63 endif
  64
  65 # We don't want gcc reordering functions if possible.  This ensures that an
  66 # application's entry point will be the first function in the application's
  67 # source file.
  68 CFLAGS_NTR := $(call cc-option,-fno-toplevel-reorder)
  69 CFLAGS += $(CFLAGS_NTR)
  70
  71 all:    $(obj).depend $(OBJS) $(LIB) $(SREC) $(BIN) $(ELF)
  72
  73 #########################################################################
  74 $(LIB): $(obj).depend $(LIBOBJS)
  75         $(call cmd_link_o_target, $(LIBOBJS))
  76
  77 $(ELF):
  78 $(obj)%:        $(obj)%.o $(LIB)
  79                 $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \
  80                         -o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \
  81                         -L$(gcclibdir) -lgcc
  82
  83 $(SREC):
  84 $(obj)%.srec:   $(obj)%
  85                 $(OBJCOPY) -O srec $< $@ 2>/dev/null
  86
  87 $(BIN):
  88 $(obj)%.bin:    $(obj)%
  89                 $(OBJCOPY) -O binary $< $@ 2>/dev/null
  90
  91 #########################################################################
  92
  93 # defines $(obj).depend target
  94 include $(SRCTREE)/rules.mk
  95
  96 sinclude $(obj).depend
  97
  98 #########################################################################