mpc85xx: add a new 'spe_fpu' feature flag for the FPU used on freescale powerpc cpus
[openwrt/svn-archive/archive.git] / rules.mk
1 #
2 # Copyright (C) 2006-2010 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7
8 ifneq ($(__rules_inc),1)
9 __rules_inc=1
10
11 ifeq ($(DUMP),)
12 -include $(TOPDIR)/.config
13 endif
14 include $(TOPDIR)/include/debug.mk
15 include $(TOPDIR)/include/verbose.mk
16
17 TMP_DIR:=$(TOPDIR)/tmp
18
19 GREP_OPTIONS=
20 export GREP_OPTIONS
21
22 qstrip=$(strip $(subst ",,$(1)))
23 #"))
24
25 empty:=
26 space:= $(empty) $(empty)
27 merge=$(subst $(space),,$(1))
28 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
29 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
30
31 define sep
32
33 endef
34
35 _SINGLE=export MAKEFLAGS=$(space);
36 CFLAGS:=
37 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
38 ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
39 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
40 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
41 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
42 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
43 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
44 export SHELL:=/usr/bin/env bash
45
46 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
47
48 ifeq ($(ARCH),powerpc)
49 FPIC:=-fPIC
50 else
51 FPIC:=-fpic
52 endif
53
54 HOST_FPIC:=-fPIC
55
56 ARCH_SUFFIX:=
57 ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
58 ARCH_SUFFIX:=_r2
59 endif
60 ifneq ($(findstring -march=armv4,$(TARGET_OPTIMIZATION)),)
61 ARCH_SUFFIX:=_v4
62 endif
63 ifneq ($(findstring -march=armv4t,$(TARGET_OPTIMIZATION)),)
64 ARCH_SUFFIX:=_v4t
65 endif
66 ifneq ($(findstring -march=armv5t,$(TARGET_OPTIMIZATION)),)
67 ARCH_SUFFIX:=_v5t
68 endif
69 ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
70 ARCH_SUFFIX:=_v5te
71 endif
72 ifdef CONFIG_HAS_SPE_FPU
73 TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
74 endif
75
76 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
77 BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
78 INCLUDE_DIR:=$(TOPDIR)/include
79 SCRIPT_DIR:=$(TOPDIR)/scripts
80 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
81 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
82 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
83 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
84 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
85 LIBC:=$(call qstrip,$(CONFIG_LIBC))
86 LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
87 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
88 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
89 DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_EABI_SUPPORT),_eabi)
90 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
91 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)
92 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
93 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
94 PACKAGE_DIR:=$(BIN_DIR)/packages
95 else
96 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
97 GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
98 else
99 GNU_TARGET_NAME=$(shell gcc -dumpmachine)
100 endif
101 REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
102 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
103 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)
104 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(GNU_TARGET_NAME)
105 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(GNU_TARGET_NAME)
106 PACKAGE_DIR:=$(BIN_DIR)/packages
107 endif
108 STAMP_DIR:=$(BUILD_DIR)/stamp
109 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
110 TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
111 TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
112 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
113 BUILD_LOG_DIR:=$(TOPDIR)/logs
114
115 TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(PATH)
116 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
117 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
118 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
119 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
120
121 ifndef DUMP
122 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
123 -include $(TOOLCHAIN_DIR)/info.mk
124 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
125 TARGET_CFLAGS+= -fhonour-copts
126 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
127 TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
128 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
129 else
130 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
131 TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
132 TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
133 TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
134 TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
135 TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
136 ifneq ($(TOOLCHAIN_BIN_DIRS),)
137 TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
138 endif
139 ifneq ($(TOOLCHAIN_INC_DIRS),)
140 TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
141 endif
142 ifneq ($(TOOLCHAIN_LIB_DIRS),)
143 TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
144 endif
145 endif
146 endif
147 endif
148 TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
149
150 ifeq ($(CONFIG_SOFT_FLOAT),y)
151 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
152 TARGET_CFLAGS+= -msoft-float
153 else
154 SOFT_FLOAT_CONFIG_OPTION:=
155 endif
156
157 export PATH:=$(TARGET_PATH)
158 export STAGING_DIR
159 export GCC_HONOUR_COPTS:=0
160 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
161
162 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
163
164 export PKG_CONFIG
165
166 HOSTCC:=gcc
167 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
168 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
169
170 TARGET_CC:=$(TARGET_CROSS)gcc
171 TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
172 KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
173 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
174 CP:=cp -fpR
175 LN:=ln -sf
176
177 INSTALL_BIN:=install -m0755
178 INSTALL_DIR:=install -d -m0755
179 INSTALL_DATA:=install -m0644
180 INSTALL_CONF:=install -m0600
181
182 ifneq ($(CONFIG_CCACHE),)
183 # FIXME: move this variable to a better location
184 export CCACHE_DIR=$(STAGING_DIR)/ccache
185 TARGET_CC:= ccache $(TARGET_CC)
186 TARGET_CXX:= ccache $(TARGET_CXX)
187 endif
188
189 TARGET_CONFIGURE_OPTS = \
190 AR=$(TARGET_CROSS)ar \
191 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
192 LD=$(TARGET_CROSS)ld \
193 NM=$(TARGET_CROSS)nm \
194 CC="$(TARGET_CC)" \
195 GCC="$(TARGET_CC)" \
196 CXX="$(TARGET_CXX)" \
197 RANLIB=$(TARGET_CROSS)ranlib \
198 STRIP=$(TARGET_CROSS)strip \
199 OBJCOPY=$(TARGET_CROSS)objcopy \
200 OBJDUMP=$(TARGET_CROSS)objdump \
201 SIZE=$(TARGET_CROSS)size
202
203 # strip an entire directory
204 ifneq ($(CONFIG_NO_STRIP),)
205 RSTRIP:=:
206 STRIP:=:
207 else
208 ifneq ($(CONFIG_USE_STRIP),)
209 STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
210 else
211 ifneq ($(CONFIG_USE_SSTRIP),)
212 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
213 endif
214 endif
215 RSTRIP:= \
216 NM="$(TARGET_CROSS)nm" \
217 STRIP="$(STRIP)" \
218 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
219 $(SCRIPT_DIR)/rstrip.sh
220 endif
221
222 ifeq ($(CONFIG_ENABLE_LOCALE),true)
223 DISABLE_NLS:=--enable-nls
224 else
225 DISABLE_NLS:=--disable-nls
226 endif
227
228 ifeq ($(CONFIG_IPV6),y)
229 DISABLE_IPV6:=
230 else
231 DISABLE_IPV6:=--disable-ipv6
232 endif
233
234 ifeq ($(CONFIG_LARGEFILE),y)
235 DISABLE_LARGEFILE:=
236 else
237 DISABLE_LARGEFILE:=--disable-largefile
238 endif
239
240 ifeq ($(CONFIG_TAR_VERBOSITY),y)
241 TAR_OPTIONS:=-xvf -
242 else
243 TAR_OPTIONS:=-xf -
244 endif
245
246 define shvar
247 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
248 endef
249
250 define shexport
251 $(call shvar,$(1))=$$(call $(1))
252 export $(call shvar,$(1))
253 endef
254
255 define include_mk
256 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
257 endef
258
259 # Execute commands under flock
260 # $(1) => The shell expression.
261 # $(2) => The lock name. If not given, the global lock will be used.
262 define locked
263 SHELL= \
264 $(STAGING_DIR_HOST)/bin/flock \
265 $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
266 -c '$(subst ','\'',$(1))'
267 endef
268
269 # file extension
270 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
271
272 all:
273 FORCE: ;
274 .PHONY: FORCE
275
276 val.%:
277 @$(if $(filter undefined,$(origin $*)),\
278 echo "$* undefined" >&2, \
279 echo '$(subst ','"'"',$($*))' \
280 )
281
282 var.%:
283 @$(if $(filter undefined,$(origin $*)),\
284 echo "$* undefined" >&2, \
285 echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
286 )
287
288 endif #__rules_inc