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Fence revert #83

Closed
wants to merge 2 commits into from
Closed

Fence revert #83

wants to merge 2 commits into from

Commits on Mar 6, 2019

  1. Revert "firmware: Add a barrier instruction for wait for boot hart" 

    This reverts commit 05602e2.

Introducing a fence causes warm reset issue to reappear. Revert it
for the time being.
    @atishp04
    atishp04 committed Mar 6, 2019
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  2. firmware: Add nop to reduce bus traffic. 

    All the non-boot harts run in a tight loop which may cause a heavy load
on the memory bus. This may delay the boot hart to complete the cold boot
process.

Introduce few nop that will ease up the traffic.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
    @atishp04
    atishp04 committed Mar 6, 2019
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