3 menuconfig EXTERNAL_TOOLCHAIN
5 prompt "Use external toolchain" if DEVEL
7 If enabled, OpenWrt will compile using an existing toolchain instead of compiling one
9 config NATIVE_TOOLCHAIN
11 prompt "Use host's toolchain" if DEVEL
12 depends EXTERNAL_TOOLCHAIN
15 If enabled, OpenWrt will compile using the native toolchain for your host instead of compiling one
19 prompt "Target name" if DEVEL
20 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
21 default "arm-unknown-linux-gnu" if arm
22 default "armeb-unknown-linux-gnu" if armeb
23 default "i486-unknown-linux-gnu" if i386
24 default "mips-unknown-linux-gnu" if mips
25 default "mipsel-unknown-linux-gnu" if mipsel
26 default "powerpc-unknown-linux-gnu" if powerpc
27 default "x86_64-unknown-linux-gnu" if x86_64
29 config TOOLCHAIN_PREFIX
31 prompt "Toolchain prefix" if DEVEL
32 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
33 default "arm-unknown-linux-gnu-" if arm
34 default "armeb-unknown-linux-gnu-" if armeb
35 default "i486-unknown-linux-gnu-" if i386
36 default "mips-unknown-linux-gnu-" if mips
37 default "mipsel-unknown-linux-gnu-" if mipsel
38 default "powerpc-unknown-linux-gnu-" if powerpc
39 default "x86_64-unknown-linux-gnu-" if x86_64
43 prompt "Toolchain root" if DEVEL
44 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
45 default "/opt/cross/arm-unknown-linux-gnu" if arm
46 default "/opt/cross/armeb-unknown-linux-gnu" if armeb
47 default "/opt/cross/i486-unknown-linux-gnu" if i386
48 default "/opt/cross/mips-unknown-linux-gnu" if mips
49 default "/opt/cross/mipsel-unknown-linux-gnu" if mipsel
50 default "/opt/cross/powerpc-unknown-linux-gnu" if powerpc
51 default "/opt/cross/x86_64-unknown-linux-gnu" if x86_64
53 config TOOLCHAIN_BIN_PATH
55 prompt "Toolchain program path" if DEVEL
56 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
57 default "./usr/bin ./bin"
59 Specify additional directories searched for toolchain binaries (override PATH)
60 Use ./DIR for directories relative to the root above
62 config TOOLCHAIN_INC_PATH
64 prompt "Toolchain include path" if DEVEL
65 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
66 default "./usr/include ./include"
68 Specify additional directories searched for header files (override CPPFLAGS)
69 Use ./DIR for directories relative to the root above
71 config TOOLCHAIN_LIB_PATH
73 prompt "Toolchain library path" if DEVEL
74 depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
75 default "./usr/lib ./lib"
77 Specify additional directories searched for libraries (override LDFLAGS)
78 Use ./DIR for directories relative to the root above
83 default y if !EXTERNAL_TOOLCHAIN
85 menuconfig TOOLCHAINOPTS
86 bool "Toolchain Options" if DEVEL
87 depends NEED_TOOLCHAIN
89 menuconfig EXTRA_TARGET_ARCH
91 prompt "Enable an extra toolchain target architecture" if TOOLCHAINOPTS
92 default y if powerpc64
95 Some builds may require a 'biarch' toolchain. This option
96 allows you to specify an additional target arch.
98 Most people will answer N here.
100 config EXTRA_TARGET_ARCH_NAME
102 default "powerpc64" if powerpc64
103 prompt "Extra architecture name" if EXTRA_TARGET_ARCH
105 Specify the cpu name (eg powerpc64 or x86_64) of the
106 additional target architecture.
108 config EXTRA_TARGET_ARCH_OPTS
110 default "-m64" if powerpc64
111 prompt "Extra architecture compiler options" if EXTRA_TARGET_ARCH
113 If you're specifying an addition target architecture,
114 you'll probably need to also provide options to make
115 the compiler use this alternate arch.
117 For example, if you're building a compiler that can build
118 both powerpc and powerpc64 binaries, you'll need to
121 comment "Binary tools"
122 depends TOOLCHAINOPTS
124 source "toolchain/binutils/Config.in"
127 depends TOOLCHAINOPTS
129 source "toolchain/gcc/Config.in"
132 depends TOOLCHAINOPTS
135 prompt "C Library implementation" if TOOLCHAINOPTS
138 Select the C library implementation.
153 source "toolchain/eglibc/Config.in"
154 source "toolchain/glibc/Config.in"
155 source "toolchain/uClibc/Config.in"
158 depends TOOLCHAINOPTS
162 prompt "Build gdb" if TOOLCHAINOPTS
165 Enable if you want to build the gdb
169 prompt "Build insight-gdb" if TOOLCHAINOPTS
173 Enable if you want to build insight-gdb
177 default y if !TOOLCHAINOPTS
179 source "toolchain/gcc/Config.version"
181 source "toolchain/eglibc/Config.version"
182 source "toolchain/glibc/Config.version"
183 source "toolchain/uClibc/Config.version"
187 default "eglibc" if USE_EGLIBC
188 default "glibc" if USE_GLIBC
189 default "uClibc" if USE_UCLIBC
193 default EGLIBC_VERSION if USE_EGLIBC
194 default GLIBC_VERSION if USE_GLIBC
195 default UCLIBC_VERSION if USE_UCLIBC
199 default "gnueabi" if (USE_EGLIBC || USE_GLIBC) && EABI_SUPPORT
200 default "gnu" if (USE_EGLIBC || USE_GLIBC) && !EABI_SUPPORT
201 default "uclibcgnueabi" if USE_UCLIBC && EABI_SUPPORT
202 default "uclibc" if USE_UCLIBC && !EABI_SUPPORT