https://blackfin.uclinux.org redirects to a page on ez.analog.com that states "End of Life for Blackfin Linux" and has a link to sourceforge.net that at least offers some remaining bits.
Jie, can you please have a look? This, or something similar, probably should be backported to all active release branches. Committed for now. Gerald 2019-08-18 Gerald Pfeifer <ger...@pfeifer.com> * doc/install.texi (Specific, bfin): blackfin.uclinux.org is gone, point to sourceforge.net. Index: doc/install.texi =================================================================== --- doc/install.texi (revision 274618) +++ doc/install.texi (working copy) @@ -3584,7 +3584,7 @@ See ``Blackfin Options'' in the main manual @end ifhtml More information, and a version of binutils with support for this processor, -is available at @uref{https://blackfin.uclinux.org} +are available at @uref{https://sourceforge.net/projects/adi-toolchain/}. @html <hr />