X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=toolchain%2FConfig.in;h=aad709578cc14dab62063fb3c46bf3628c8e4e6c;hb=69c1568779e2b960230ab246d35466b353f7f764;hp=94133002400b2a1cb02192ad40aa6d72778f1f72;hpb=96bb7c123b8b47dfc43002edf4a52aceb410f852;p=openwrt%2Fstaging%2Fyousong.git

diff --git a/toolchain/Config.in b/toolchain/Config.in
index 9413300240..aad709578c 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -1,10 +1,50 @@
+# Copyright (C) 2006-2013 OpenWrt.org
 #
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+menuconfig TARGET_OPTIONS
+	bool "Target Options"  if DEVEL
+
+	config TARGET_OPTIMIZATION
+		string "Target Optimizations" if TARGET_OPTIONS
+		default DEFAULT_TARGET_OPTIMIZATION
+		help
+		  Optimizations to use when building for the target host.
+
+	config SOFT_FLOAT
+		bool "Use software floating point by default" if TARGET_OPTIONS
+		default y if !HAS_FPU
+		depends on arm || armeb || powerpc || mipsel || mips || mips64el || mips64
+		help
+		  If your target CPU does not have a Floating Point Unit (FPU) or a
+		  kernel FPU emulator, but you still wish to support floating point
+		  functions, then everything will need to be compiled with soft floating
+		  point support (-msoft-float).
+
+		  Most people will answer N.
+
+	config USE_MIPS16
+		bool "Build packages with MIPS16 instructions" if TARGET_OPTIONS
+		depends on HAS_MIPS16
+		depends on !GCC_VERSION_4_6
+		default y
+		help
+		  If your target CPU does support the MIPS16 instruction set
+		  and you want to use it for packages, enable this option.
+		  MIPS16 produces smaller binaries thus reducing pressure on
+		  caches and TLB.
+
+		  Most people will answer N.
+
 
 menuconfig EXTERNAL_TOOLCHAIN
 	bool
 	prompt "Use external toolchain"  if DEVEL
 	help
-	  If enabled, OpenWrt will compile using an existing toolchain instead of compiling one
+	  If enabled, OpenWrt will compile using an existing toolchain instead of
+	  compiling one.
 
 	config NATIVE_TOOLCHAIN
 		bool
@@ -12,7 +52,8 @@ menuconfig EXTERNAL_TOOLCHAIN
 		depends on EXTERNAL_TOOLCHAIN
 		select NO_STRIP
 		help
-		  If enabled, OpenWrt will compile using the native toolchain for your host instead of compiling one
+		  If enabled, OpenWrt will compile using the native toolchain for your
+		  host instead of compiling one.
 
 	config TARGET_NAME
 		string
@@ -56,10 +97,10 @@ menuconfig EXTERNAL_TOOLCHAIN
 		depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
 		default "uclibc"
 		help
-		  Specify the libc type used by the external toolchain. The given value us passed as -m
-		  flag to all gcc and g++ invocations. This is mainly intended for multilib toolchains
-		  which support glibc and uclibc at the same time. If no value is specified, no -m flag
-		  is passed.
+		  Specify the libc type used by the external toolchain. The given value
+		  is passed as -m flag to all gcc and g++ invocations. This is mainly
+		  intended for multilib toolchains which support glibc and uclibc at
+		  the same time. If no value is specified, no -m flag is passed.
 
 	config TOOLCHAIN_BIN_PATH
 		string
@@ -67,8 +108,8 @@ menuconfig EXTERNAL_TOOLCHAIN
 		depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
 		default "./usr/bin ./bin"
 		help
-		  Specify additional directories searched for toolchain binaries (override PATH)
-		  Use ./DIR for directories relative to the root above
+		  Specify additional directories searched for toolchain binaries
+		  (override PATH). Use ./DIR for directories relative to the root above.
 
 	config TOOLCHAIN_INC_PATH
 		string
@@ -76,8 +117,8 @@ menuconfig EXTERNAL_TOOLCHAIN
 		depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
 		default "./usr/include ./include"
 		help
-		  Specify additional directories searched for header files (override CPPFLAGS)
-		  Use ./DIR for directories relative to the root above
+		  Specify additional directories searched for header files (override
+		  CPPFLAGS). Use ./DIR for directories relative to the root above.
 
 	config TOOLCHAIN_LIB_PATH
 		string
@@ -85,8 +126,8 @@ menuconfig EXTERNAL_TOOLCHAIN
 		depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
 		default "./usr/lib ./lib"
 		help
-		  Specify additional directories searched for libraries (override LDFLAGS)
-		  Use ./DIR for directories relative to the root above
+		  Specify additional directories searched for libraries (override LDFLAGS).
+		  Use ./DIR for directories relative to the root above.
 
 config NEED_TOOLCHAIN
 	bool
@@ -164,19 +205,23 @@ comment "C Library"
 
 choice
 	prompt "C Library implementation" if TOOLCHAINOPTS
-	default USE_UCLIBC
+	default LIBC_USE_UCLIBC
 	help
 	  Select the C library implementation.
 
-	config USE_EGLIBC
+	config LIBC_USE_EGLIBC
 		bool "Use eglibc"
+		select USE_EGLIBC
 		depends on !avr32
-	
-	config USE_UCLIBC
+
+	config LIBC_USE_UCLIBC
+		select USE_UCLIBC
 		bool "Use uClibc"
 
-	config USE_MUSL
+	config LIBC_USE_MUSL
 		bool "Use musl"
+		select USE_MUSL
+		depends on BROKEN
 		depends on !(mips64 || mips64el)
 
 endchoice
@@ -192,9 +237,9 @@ config GDB
 	bool
 	depends on !avr32
 	prompt "Build gdb" if TOOLCHAINOPTS
-	default y
+	default y if !EXTERNAL_TOOLCHAIN
 	help
-		Enable if you want to build the gdb
+	  Enable if you want to build the gdb.
 
 config INSIGHT
 	bool
@@ -202,11 +247,18 @@ config INSIGHT
 	select GDB
 	default n
 	help
-		Enable if you want to build insight-gdb
+	  Enable if you want to build insight-gdb.
+
+config USE_EGLIBC
+	bool
+	default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN && octeon
 
 config USE_UCLIBC
 	bool
-	default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
+	default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN && !octeon
+
+config USE_MUSL
+	bool
 
 config USE_EXTERNAL_LIBC
 	bool