3.2.2. Control field, MBIR[51:46]

This 6-bit control field specifies the MBIST function. Table 3.3 shows how the five LSB bits of the Control field affect the behavior of the MBIST controller.

Table 3.3. Control field encoding (five LSB bits)

Control MBIR[50:46]BehaviorDescription
bx00000Default

Test runs to completion. If MBIR[51] is 0, sticky fail present after first failure.

bx00001Stop-on-failEnd of test on failure.
bx00011Bitmap modeEnables logging of each failure. See Bitmap mode.

MBIR[51] selects a nonsticky or sticky fail flag, MBISTRESULT[1]:

Copyright © 2008-2011 ARM. All rights reserved.ARM DDI 0414G
Non-ConfidentialID072711