i've got a bf518-ezbrd, and i want to use buildrood 2012R2 working with it.when i was compiling it an error has occurred showed as below,what should i do?
>>> host-mpc 0.9 Autoreconfiguring
aclocal: couldn't open directory '/adf518/2012r2/blackfin-buildroot/output/host/usr/bfin-unknown-linux-uclibc/sysroot/usr/share/aclocal': 没有那个文件或目录
autoreconf: /adf518/2012r2/blackfin-buildroot/output/host/usr/bin/aclocal failed with exit status: 1
make: *** [/adf518/2012r2/blackfin-buildroot/output/build/host-mpc-0.9/.stamp_configured] 错误 1