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fix(val): correct page-table walk stride after partial top level - #596
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When the initial translation level consumes fewer VA bits, only that level uses the partial index width. After descending to the next table, the walk must advance by the normal per-level width. Use bits_per_level instead of bits_at_this_level when updating bits_remaining in the MMU and page-table walkers. Change-Id: I263380beaf63f593dc7caf940f08c5bdbfe96c60
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When the initial translation level consumes fewer VA bits, only that
level uses the partial index width. After descending to the next table,
the walk must advance by the normal per-level width.
Use bits_per_level instead of bits_at_this_level when updating
bits_remaining in the MMU and page-table walkers.
Change-Id: I263380beaf63f593dc7caf940f08c5bdbfe96c60