uclinux toolchain installation ( cross compiler setting error)

Hi,

Iam trying to run uclinux on DE0-Nano board, iam using ubuntu12.04.And iam using nios2-linux-20090929.

What i did

cd nios2-linux

git checkout test-nios2

cd uclinux-dist

git checkout test-nios2.

In thsese two cases i got "switched to branch test-nios2"

and i set PATH variable also.And specified hardware architecture

make vendor_hwselect sysptf=~/uclinux/hardware/de0-nano/simple/de0_nano_sopc.ptf ok only, but when i execute the make command in terminal the error showing as mentioned below

errorr------------------------------------->>>>>>>>>>>>>>>>>>

alex@alex:~/Desktop/abc/uClinux/distro/nios2-linux/uClinux-dist$ make

ln -sf staging-pkg-config tools/nios2-linux-uclibc-pkg-config

rm -f /home/alex/Desktop/abc/uClinux/distro/nios2-linux/uClinux-dist/linux-2.6.x/usr/initramfs_data.cpio.gz

make ARCH=nios2 CROSS_COMPILE=nios2-linux-uclibc- -C /home/alex/Desktop/abc/uClinux/distro/nios2-linux/uClinux-dist/../linux-2.6 O=/home/alex/Desktop/abc/uClinux/distro/nios2-linux/uClinux-dist/linux-2.6.x -j4 zImage || exit 1

make[1]: Entering directory `/home/alex/Desktop/abc/uClinux/distro/nios2-linux/linux-2.6'

/bin/sh: 1: nios2-linux-uclibc-gcc: not found

make[2]: nios2-linux-uclibc-gcc: command not found

make[2]: nios2-linux-uclibc-gcc: command not found

CHK include/asm-nios2/nios2.h

perl -I/home/alex/Desktop/abc/uClinux/distro/nios2-linux/linux-2.6/arch/nios2/scripts /home/alex/Desktop/abc/uClinux/distro/nios2-linux/linux-2.6/arch/nios2/scripts/gen_nios2.h.pl cpu sdram < /home/alex/uClinux/hardware/DE0-Nano/simple/DE0_Nano_SOPC.ptf > include/asm-nios2/nios2.h.tmp; if [ -r include/asm-nios2/nios2.h ] && cmp -s include/asm-nios2/nios2.h include/asm-nios2/nios2.h.tmp; then rm -f include/asm-nios2/nios2.h.tmp; else echo ' UPD include/asm-nios2/nios2.h'; mv -f include/asm-nios2/nios2.h.tmp include/asm-nios2/nios2.h; fi

GEN /home/alex/Desktop/abc/uClinux/distro/nios2-linux/uClinux-dist/linux-2.6.x/Makefile

CHK include/linux/version.h

CHK include/linux/utsrelease.h

SYMLINK include/asm -> include/asm-nios2

Using /home/alex/Desktop/abc/uClinux/distro/nios2-linux/linux-2.6 as source for kernel

CC scripts/mod/empty.o

/bin/sh: 1: nios2-linux-uclibc-gcc: not found

make[4]: *** [scripts/mod/empty.o] Error 127

make[3]: *** [scripts/mod] Error 2

make[2]: *** [scripts] Error 2

make[2]: *** Waiting for unfinished jobs....

make[1]: *** [sub-make] Error 2

make[1]: Leaving directory `/home/alex/Desktop/abc/uClinux/distro/nios2-linux/linux-2.6'

make: *** [linux] error 1

Kindly Any help?