toolchain-external: Add Sourcery CodeBench for Nios-II

This commit adds the pre-built Sourcery CodeBench toolchains
currently available for the Nios-II architecture.

Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

toolchain/toolchain-external/Config.in

@@ -402,6 +402,19 @@ config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201203
 comment "Sourcery CodeBench toolchains are only available for MIPS/MIPS64 o32 and n64"
 	depends on BR2_MIPS_NABI32
 
+config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII201305
+	bool "Sourcery CodeBench Nios-II 2013.05"
+	depends on BR2_nios2
+	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
+	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
+	select BR2_TOOLCHAIN_HAS_NATIVE_RPC
+	select BR2_INSTALL_LIBSTDCPP
+	select BR2_HOSTARCH_NEEDS_IA32_LIBS
+	help
+	  Sourcery CodeBench toolchain for the Nios-II architecture,
+	  from Mentor Graphics. It uses gcc 4.7.3, binutils 2.23.52,
+	  glibc 2.17, gdb 7.4.50 and kernel headers 3.7.0.
+
 config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201103
 	bool "Sourcery CodeBench PowerPC 2011.03"
 	depends on BR2_powerpc
@@ -818,6 +831,7 @@ config BR2_TOOLCHAIN_EXTERNAL_PREFIX
 	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201203
 	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201209
 	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201305
+	default "nios2-linux-gnu"        if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII201305
 	default "powerpc-linux-gnu"      if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201009
 	default "powerpc-linux-gnu"      if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201103
 	default "sh-linux-gnu"           if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_SH201103

toolchain/toolchain-external/ext-tool.mk

@@ -247,6 +247,9 @@ TOOLCHAIN_EXTERNAL_SOURCE = mips-2012.09-99-mips-linux-gnu-i686-pc-linux-gnu.tar
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201305),y)
 TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/mips-linux-gnu/
 TOOLCHAIN_EXTERNAL_SOURCE = mips-2013.05-36-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2
+else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII201305),y)
+TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/nios2-linux-gnu/
+TOOLCHAIN_EXTERNAL_SOURCE = sourceryg++-2013.05-43-nios2-linux-gnu-i686-pc-linux-gnu.tar.bz2
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201009),y)
 TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/powerpc-linux-gnu/
 TOOLCHAIN_EXTERNAL_SOURCE = freescale-2010.09-55-powerpc-linux-gnu-i686-pc-linux-gnu.tar.bz2