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kbuild: import more build scripts from Linux v3.13 tag
[people/ms/u-boot.git] / config.mk
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e2211743 1#
eca3aeb3 2# (C) Copyright 2000-2013
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3# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4#
eca3aeb3 5# SPDX-License-Identifier: GPL-2.0+
e2211743 6#
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7#########################################################################
8
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9# clean the slate ...
10PLATFORM_RELFLAGS =
11PLATFORM_CPPFLAGS =
12PLATFORM_LDFLAGS =
13
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14#########################################################################
15
16# Load generated board configuration
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17ifeq ($(CONFIG_TPL_BUILD),y)
18# Include TPL autoconf
9e414032 19sinclude include/tpl-autoconf.mk
3aa29de0 20else
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21ifeq ($(CONFIG_SPL_BUILD),y)
22# Include SPL autoconf
9e414032 23sinclude include/spl-autoconf.mk
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24else
25# Include normal autoconf
9e414032 26sinclude include/autoconf.mk
39bc12dd 27endif
3aa29de0 28endif
5e987ddf 29sinclude $(OBJTREE)/include/config.mk
c4e5f52a 30
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31# Some architecture config.mk files need to know what CPUDIR is set to,
32# so calculate CPUDIR before including ARCH/SOC/CPU config.mk files.
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33# Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains
34# CPU-specific code.
35CPUDIR=arch/$(ARCH)/cpu/$(CPU)
36ifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR)))
37CPUDIR=arch/$(ARCH)/cpu
38endif
03b7004d 39
ea0364f1 40sinclude $(TOPDIR)/arch/$(ARCH)/config.mk # include architecture dependend rules
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41sinclude $(TOPDIR)/$(CPUDIR)/config.mk # include CPU specific rules
42
c4e5f52a 43ifdef SOC
03b7004d 44sinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules
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45endif
46ifdef VENDOR
47BOARDDIR = $(VENDOR)/$(BOARD)
48else
49BOARDDIR = $(BOARD)
50endif
51ifdef BOARD
52sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk # include board specific rules
53endif
54
55#########################################################################
56
e2211743 57RELFLAGS= $(PLATFORM_RELFLAGS)
83b7e2a7 58
6dd652fa 59OBJCFLAGS += --gap-fill=0xff
e2211743 60
2b3c9d3d 61CPPFLAGS = $(KBUILD_CPPFLAGS) $(RELFLAGS)
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62CPPFLAGS += $(UBOOTINCLUDE)
63CPPFLAGS += $(NOSTDINC_FLAGS) -pipe $(PLATFORM_CPPFLAGS)
e2211743 64
2b3c9d3d 65CFLAGS := $(KBUILD_CFLAGS) $(CPPFLAGS)
4a30f1e8 66
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67BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%))
68
2b3c9d3d 69AFLAGS := $(KBUILD_AFLAGS) $(CPPFLAGS)
e2211743 70
8aba9dce 71LDFLAGS += $(PLATFORM_LDFLAGS)
6dc1eceb 72LDFLAGS_FINAL += -Bstatic
8aba9dce 73
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74#########################################################################
75
ced0715d 76export PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS