Xilinx MicroBlaze Reference Manual page 71

The set write-protection bit serves as a record that a page has been modified. The data-
storage handler can also record this information in a separate data structure associated
with the page-translation entry.
Tracking page modification is useful when virtual mode is first entered and when a new
process is started.
MicroBlaze Processor Reference Guide
UG984 (v2018.2) June 21, 2018 www.xilinx.com
Chapter 2: MicroBlaze Architecture
Send Feedback
71