powerpc/64s: POWER9 machine check handler

Add POWER9 machine check handler. There are several new types of errors
added, so logging messages for those are also added.

This doesn't attempt to reuse any of the P7/8 defines or functions,
because that becomes too complex. The better option in future is to use
a table driven approach.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin 2017-02-28 12:00:48 +10:00 • committed by Michael Ellerman
commit 7b9f71f974
5 changed files with 426 additions and 0 deletions