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