diff -Naur binutils-2.14/gas/configure.in binutils-2.14-new/gas/configure.in
--- binutils-2.14/gas/configure.in	2006-04-24 00:20:01.000000000 +0100
+++ binutils-2.14-new/gas/configure.in	2006-04-24 00:25:02.000000000 +0100
@@ -577,6 +577,9 @@
 	# Decide whether to generate 32-bit or 64-bit code by default.
 	# Used to resolve -march=from-abi when an embedded ABI is selected.
 	case ${target} in
+	  mips*r5900*-linux-*)
+	    mips_default_64bit=0
+	    ;;
 	  mips64*-*-* | mipsisa64*-*-*)
 	    mips_default_64bit=1
 	    ;;
@@ -586,6 +589,9 @@
 	esac
 	# Decide which ABI to target by default.
 	case ${target} in
+	  mips*r5900*-linux-*)
+	    mips_default_abi=O32_ABI
+	    ;;
 	  mips64*-linux* | mips-sgi-irix6*)
 	    mips_default_abi=N32_ABI
 	    ;;
diff -Naur binutils-2.14/ld/configure.tgt binutils-2.14-new/ld/configure.tgt
--- binutils-2.14/ld/configure.tgt	2006-04-24 00:20:02.000000000 +0100
+++ binutils-2.14-new/ld/configure.tgt	2006-04-24 00:21:08.000000000 +0100
@@ -417,6 +417,9 @@
 mips*-*-rtems*)		targ_emul=elf32ebmip ;;
 mips*el-*-vxworks*)	targ_emul=elf32elmip ;;
 mips*-*-vxworks*)	targ_emul=elf32ebmip ;;
+mips*r5900*-*-linux-*)	targ_emul=elf32ltsmip
+			targ_extra_emuls="elf32btsmip elf32ltsmipn32 elf64ltsmip elf32btsmipn32 elf64btsmip"
+			;;
 mips64*el-*-linux-gnu*)	targ_emul=elf32ltsmipn32
 			targ_extra_emuls="elf32btsmipn32 elf32ltsmip elf32btsmip elf64ltsmip elf64btsmip"
 			;;