The International Masonry Institute has resources for Structural Masonry Design available on their website through their Design Tools – Structural Masonry heading.
This page provides design aids including the following white papers:
Masonry Partition Wall Design
Internal Bracing Guide
IMI RAM Elements V8i Manual for Masonry Analysis and Design
(This guide was authored by Sam Rubenzer, who has presented sessions for SE University.)
Also available from this resource page are Structural Masonry Design Tips, a collection of 22 tips that are available in a web-based or PDF format.