Does anyone use XML DocBook for writing procedures?

I need to write a set of software engineering policies and procedures.

Is there a DocBook "schema" or something that can be used as a starting
point?

Thanks.

best,
--dave

J. David Blaine  PMP  CSQE
SEPG Lead
ViaSat, Inc.
tel.  760.476.4826
fax.  760.929.3968