Testing and Verification
This page describes mechanisms to test the various architecture dependent software, such as toolchain and Linux kernel.
Dejagnu (http://www.gnu.org/software/dejagnu/) is used by many GNU and other tools as a test environment, and must be installed on the host before running any of the tests.
Xtensa ISS (simulator)
While the kernel itself doesn't come with any extensive test suite, the Linux Test Project - LTP (http://ltp.sourceforge.net/) provides an