Cortex-A8 R2P2.pdf - ARM Information Center

Design for TestRowmaxmax - 11 1 1 10 0 0 01 10 0Addressingdirection32101 1 1 10 0 0 01 1 1 10 0 0 0Col 0 1 2 31 10 01 10 0maxmax - 1Figure 11-15 Physical array after pass 1 of ROWBARSOLIDSSOLIDS is a row-fast scan pattern in which data seed inversion is not a function ofaddress.SOLIDS performs the following sequence:1. wscan array, data_seed = true.2. rscan array, data_seed = true.3. wscan array, data_seed = invert.4. rscan array, data_seed = invert.RWXMARCHRWXMARCH is a row-fast RW increment/decrement march. It performs the followingsequence:1. wscan data to entire array.2. R, W_, incr.3. R_, W, decr.4. rscan data from entire array.Figure 11-16 on page 11-30 shows the state of row 1, column 2 in a 4 4 array duringpass 2.ARM DDI 0344E Copyright © 2006-2008 ARM Limited. All rights reserved. 11-29