2 # Copyright (C) 2006-2010 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 ifneq ($(__rules_inc
),1)
12 -include $(TOPDIR
)/.config
14 include $(TOPDIR
)/include/debug.mk
15 include $(TOPDIR
)/include/verbose.mk
17 TMP_DIR
:=$(TOPDIR
)/tmp
19 export SHELL
=/usr
/bin
/env bash
-c
'. $(TOPDIR)/include/shell.sh; eval "$$2"' --
21 qstrip
=$(strip $(subst ",,$(1)))
25 space
:= $(empty
) $(empty
)
26 merge
=$(subst $(space
),,$(1))
27 confvar
=$(call merge
,$(foreach v
,$(1),$(if
$($(v
)),y
,n
)))
28 strip_last
=$(patsubst %.
$(lastword
$(subst .
,$(space
),$(1))),%,$(1))
34 _SINGLE
=export MAKEFLAGS
=$(space
);
36 ARCH
:=$(subst i486
,i386
,$(subst i586
,i386
,$(subst i686
,i386
,$(call qstrip
,$(CONFIG_ARCH
)))))
37 ARCH_PACKAGES
:=$(call qstrip
,$(CONFIG_TARGET_ARCH_PACKAGES
))
38 BOARD
:=$(call qstrip
,$(CONFIG_TARGET_BOARD
))
39 TARGET_OPTIMIZATION
:=$(call qstrip
,$(CONFIG_TARGET_OPTIMIZATION
))
40 TARGET_SUFFIX
=$(call qstrip
,$(CONFIG_TARGET_SUFFIX
))
41 BUILD_SUFFIX
:=$(call qstrip
,$(CONFIG_BUILD_SUFFIX
))
42 SUBDIR
:=$(patsubst $(TOPDIR
)/%,%,${CURDIR})
44 OPTIMIZE_FOR_CPU
=$(subst i386
,i486
,$(ARCH
))
46 ifeq ($(ARCH
),powerpc
)
55 ifneq ($(findstring -mips32r2
,$(TARGET_OPTIMIZATION
)),)
58 ifneq ($(findstring -march
=armv4
,$(TARGET_OPTIMIZATION
)),)
61 ifneq ($(findstring -march
=armv4t
,$(TARGET_OPTIMIZATION
)),)
64 ifneq ($(findstring -march
=armv5t
,$(TARGET_OPTIMIZATION
)),)
67 ifneq ($(findstring -march
=armv5te
,$(TARGET_OPTIMIZATION
)),)
71 DL_DIR
:=$(if
$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(TOPDIR
)/dl
)
72 BIN_DIR
:=$(TOPDIR
)/bin
/$(BOARD
)
73 INCLUDE_DIR
:=$(TOPDIR
)/include
74 SCRIPT_DIR
:=$(TOPDIR
)/scripts
75 BUILD_DIR_BASE
:=$(TOPDIR
)/build_dir
76 BUILD_DIR_HOST
:=$(BUILD_DIR_BASE
)/host
77 STAGING_DIR_HOST
:=$(TOPDIR
)/staging_dir
/host
78 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
79 GCCV
:=$(call qstrip
,$(CONFIG_GCC_VERSION
))
80 LIBC
:=$(call qstrip
,$(CONFIG_LIBC
))
81 LIBCV
:=$(call qstrip
,$(CONFIG_LIBC_VERSION
))
82 REAL_GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))
83 GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
84 DIR_SUFFIX
:=_
$(LIBC
)-$(LIBCV
)$(if
$(CONFIG_EABI_SUPPORT
),_eabi
)
85 BUILD_DIR
:=$(BUILD_DIR_BASE
)/target-
$(ARCH
)$(ARCH_SUFFIX
)$(DIR_SUFFIX
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
86 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/target-
$(ARCH
)$(ARCH_SUFFIX
)$(DIR_SUFFIX
)
87 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/toolchain-
$(ARCH
)$(ARCH_SUFFIX
)_gcc-
$(GCCV
)$(DIR_SUFFIX
)
88 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/toolchain-
$(ARCH
)$(ARCH_SUFFIX
)_gcc-
$(GCCV
)$(DIR_SUFFIX
)
89 PACKAGE_DIR
:=$(BIN_DIR
)/packages
91 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
92 GNU_TARGET_NAME
=$(call qstrip
,$(CONFIG_TARGET_NAME
))
94 GNU_TARGET_NAME
=$(shell gcc
-dumpmachine
)
96 REAL_GNU_TARGET_NAME
=$(GNU_TARGET_NAME
)
97 BUILD_DIR
:=$(BUILD_DIR_BASE
)/target-
$(GNU_TARGET_NAME
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
98 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/target-
$(GNU_TARGET_NAME
)
99 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/toolchain-
$(GNU_TARGET_NAME
)
100 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/toolchain-
$(GNU_TARGET_NAME
)
101 PACKAGE_DIR
:=$(BIN_DIR
)/packages
103 STAMP_DIR
:=$(BUILD_DIR
)/stamp
104 STAMP_DIR_HOST
=$(BUILD_DIR_HOST
)/stamp
105 TARGET_ROOTFS_DIR?
=$(if
$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(BUILD_DIR
))
106 TARGET_DIR
:=$(TARGET_ROOTFS_DIR
)/root-
$(BOARD
)
107 STAGING_DIR_ROOT
:=$(STAGING_DIR
)/root-
$(BOARD
)
108 BUILD_LOG_DIR
:=$(TOPDIR
)/logs
110 TARGET_PATH
:=$(STAGING_DIR_HOST
)/bin
:$(PATH
)
111 TARGET_CFLAGS
:=$(TARGET_OPTIMIZATION
)$(if
$(CONFIG_DEBUG
), -g3
)
112 TARGET_CPPFLAGS
:=-I
$(STAGING_DIR
)/usr
/include -I
$(STAGING_DIR
)/include
113 TARGET_LDFLAGS
:=-L
$(STAGING_DIR
)/usr
/lib
-L
$(STAGING_DIR
)/lib
114 LIBGCC_S
=$(if
$(wildcard $(TOOLCHAIN_DIR
)/lib
/libgcc_s.so
),-L
$(TOOLCHAIN_DIR
)/lib
-lgcc_s
,$(wildcard $(TOOLCHAIN_DIR
)/usr
/lib
/gcc
/*/*/libgcc.a
))
117 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
118 -include $(TOOLCHAIN_DIR
)/info.mk
119 TARGET_CROSS
:=$(if
$(TARGET_CROSS
),$(TARGET_CROSS
),$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))-)
120 TARGET_CFLAGS
+= -fhonour-copts
121 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/usr
/include -I
$(TOOLCHAIN_DIR
)/include
122 TARGET_LDFLAGS
+= -L
$(TOOLCHAIN_DIR
)/usr
/lib
-L
$(TOOLCHAIN_DIR
)/lib
123 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/usr
/bin
:$(TARGET_PATH
)
125 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
126 TARGET_CROSS
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_PREFIX
))
127 TOOLCHAIN_ROOT_DIR
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_ROOT
))
128 TOOLCHAIN_BIN_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_BIN_PATH
)))
129 TOOLCHAIN_INC_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_INC_PATH
)))
130 TOOLCHAIN_LIB_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_LIB_PATH
)))
131 ifneq ($(TOOLCHAIN_BIN_DIRS
),)
132 TARGET_PATH
:=$(subst $(space
),:,$(TOOLCHAIN_BIN_DIRS
)):$(TARGET_PATH
)
134 ifneq ($(TOOLCHAIN_INC_DIRS
),)
135 TARGET_CPPFLAGS
+= $(patsubst %,-I
%,$(TOOLCHAIN_INC_DIRS
))
137 ifneq ($(TOOLCHAIN_LIB_DIRS
),)
138 TARGET_LDFLAGS
+= $(patsubst %,-L
%,$(TOOLCHAIN_LIB_DIRS
))
143 TARGET_PATH_PKG
:=$(STAGING_DIR
)/host
/bin
:$(TARGET_PATH
)
145 ifeq ($(CONFIG_SOFT_FLOAT
),y
)
146 SOFT_FLOAT_CONFIG_OPTION
:=--with-float
=soft
147 TARGET_CFLAGS
+= -msoft-float
149 SOFT_FLOAT_CONFIG_OPTION
:=
152 export PATH
:=$(TARGET_PATH
)
154 export GCC_HONOUR_COPTS
:=0
156 PKG_CONFIG
:=$(STAGING_DIR_HOST
)/bin
/pkg-config
161 HOST_CFLAGS
:=-O2
-I
$(STAGING_DIR_HOST
)/include
162 HOST_LDFLAGS
:=-L
$(STAGING_DIR_HOST
)/lib
164 TARGET_CC
:=$(TARGET_CROSS
)gcc
165 TARGET_CXX
:=$(if
$(CONFIG_INSTALL_LIBSTDCPP
),$(TARGET_CROSS
)g
++,no
)
166 PATCH
:=$(SCRIPT_DIR
)/patch-kernel.sh
167 SED
:=$(STAGING_DIR_HOST
)/bin
/sed
-i
-e
171 INSTALL_BIN
:=install -m0755
172 INSTALL_DIR
:=install -d
-m0755
173 INSTALL_DATA
:=install -m0644
174 INSTALL_CONF
:=install -m0600
176 ifneq ($(CONFIG_CCACHE
),)
177 TARGET_CC
:= ccache
$(TARGET_CC
)
180 TARGET_CONFIGURE_OPTS
= \
181 AR
=$(TARGET_CROSS
)ar \
182 AS
="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
183 LD
=$(TARGET_CROSS
)ld \
184 NM
=$(TARGET_CROSS
)nm \
187 CXX
="$(TARGET_CXX)" \
188 RANLIB
=$(TARGET_CROSS
)ranlib \
189 STRIP
=$(TARGET_CROSS
)strip \
190 OBJCOPY
=$(TARGET_CROSS
)objcopy \
191 OBJDUMP
=$(TARGET_CROSS
)objdump \
192 SIZE
=$(TARGET_CROSS
)size
194 # strip an entire directory
195 ifneq ($(CONFIG_NO_STRIP
),)
199 ifneq ($(CONFIG_USE_STRIP
),)
200 STRIP
:=$(TARGET_CROSS
)strip $(call qstrip
,$(CONFIG_STRIP_ARGS
))
202 ifneq ($(CONFIG_USE_SSTRIP
),)
203 STRIP
:=$(STAGING_DIR_HOST
)/bin
/sstrip
207 NM
="$(TARGET_CROSS)nm" \
209 STRIP_KMOD
="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
210 $(SCRIPT_DIR
)/rstrip.sh
213 ifeq ($(CONFIG_ENABLE_LOCALE
),true
)
214 DISABLE_NLS
:=--enable-nls
216 DISABLE_NLS
:=--disable-nls
219 ifeq ($(CONFIG_IPV6
),y
)
222 DISABLE_IPV6
:=--disable-ipv6
225 ifeq ($(CONFIG_LARGEFILE
),y
)
228 DISABLE_LARGEFILE
:=--disable-largefile
231 ifeq ($(CONFIG_TAR_VERBOSITY
),y
)
238 V_
$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1))))
242 $(call shvar
,$(1))=$$(call
$(1))
243 export $(call shvar
,$(1))
247 $(eval
-include $(if
$(DUMP
),,$(STAGING_DIR
)/mk
/$(strip $(1))))
251 ext
=$(word $(words $(subst .
, ,$(1))),$(subst .
, ,$(1)))