2 # Copyright (C) 2006 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
9 -include $(TOPDIR)/.config
11 include $(TOPDIR)/include/verbose.mk
13 TMP_DIR:=$(TOPDIR)/tmp
15 include $(TOPDIR)/include/target.mk
17 export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
20 $(strip $(subst ",,$(1)))
24 ARCH:=$(call qstrip,$(CONFIG_ARCH))
25 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
26 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
27 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
29 OPTIMIZE_FOR_CPU:=$(ARCH)
32 BIN_DIR:=$(TOPDIR)/bin
33 INCLUDE_DIR:=$(TOPDIR)/include
34 SCRIPT_DIR:=$(TOPDIR)/scripts
35 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
36 BUILD_DIR:=$(BUILD_DIR_BASE)/$(ARCH)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
37 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
38 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)
39 STAGING_DIR:=$(TOPDIR)/staging_dir/$(ARCH)
40 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
41 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc$(GCCV)
42 PACKAGE_DIR:=$(BIN_DIR)/packages/$(TARGET)
43 STAMP_DIR:=$(BUILD_DIR)/stamp
44 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
45 TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
46 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
48 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
49 -include $(TOOLCHAIN_DIR)/info.mk
50 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
51 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
52 TARGET_CROSS?=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
55 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(PATH)
56 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) -fhonour-copts
58 export PATH:=$(TARGET_PATH)
60 LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
63 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
64 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
66 TARGET_CC:=$(TARGET_CROSS)gcc
67 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
68 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
69 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
72 INSTALL_BIN:=install -m0755
73 INSTALL_DIR:=install -d -m0755
74 INSTALL_DATA:=install -m0644
75 INSTALL_CONF:=install -m0600
77 ifneq ($(CONFIG_CCACHE),)
78 # FIXME: move this variable to a better location
79 export CCACHE_DIR=$(STAGING_DIR)/ccache
80 TARGET_CC:= ccache $(TARGET_CC)
83 EXTRA_CPPFLAGS := -I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
84 EXTRA_CFLAGS := $(EXTRA_CPPFLAGS)
85 EXTRA_LDFLAGS := -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
87 TARGET_CONFIGURE_OPTS:= \
88 AR=$(TARGET_CROSS)ar \
89 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
90 LD=$(TARGET_CROSS)ld \
91 NM=$(TARGET_CROSS)nm \
94 CXX=$(TARGET_CROSS)g++ \
95 RANLIB=$(TARGET_CROSS)ranlib \
96 STRIP=$(TARGET_CROSS)strip \
97 OBJCOPY=$(TARGET_CROSS)objcopy \
98 OBJDUMP=$(TARGET_CROSS)objdump \
99 SIZE=$(TARGET_CROSS)size
101 # strip an entire directory
103 NM="$(TARGET_CROSS)nm" \
105 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
106 $(SCRIPT_DIR)/rstrip.sh
108 # where to build (and put) .ipk packages
110 PATH="$(STAGING_DIR_HOST)/bin:$(PATH)" \
111 IPKG_TMP=$(TMP_DIR)/ipkg \
112 IPKG_INSTROOT=$(TARGET_DIR) \
113 IPKG_CONF_DIR=$(STAGING_DIR)/etc \
114 IPKG_OFFLINE_ROOT=$(TARGET_DIR) \
115 $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
117 # invoke ipkg-build with some default options
119 ipkg-build -c -o 0 -g 0
121 ifeq ($(CONFIG_ENABLE_LOCALE),true)
124 DISABLE_NLS:=--disable-nls
127 ifneq ($(CONFIG_LARGEFILE),y)
128 DISABLE_LARGEFILE= --disable-largefile
131 ifeq ($(CONFIG_TAR_VERBOSITY),y)
138 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
142 $(call shvar,$(1))=$$(call $(1))
143 export $(call shvar,$(1))