Age | Commit message (Collapse) | Author |
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This step makes it easy to replace the accessor functions
(which still access a global variable) with ones that access
per-thread curTick values.
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It's not the right fix for the checkpoint deadlock problem
Brad was having, and creates another bug where the system can
deadlock on restore. Brad can't reproduce the original bug
right now, so we'll wait until it arises again and then try
to fix it the right way then.
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Added drain functions to the RTC and 8254 timer so that periodic interrupts
stop when the system is draining. This patch is needed to checkpoint in
timing mode. Otherwise under certain situations, the event queue will never
be completely empty.
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For now, there is still a single global event queue, but this is
necessary for making the steps towards a parallelized m5.
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--HG--
extra : convert_revision : 1e7f5185654ed0845678c2169c702d3b977159ed
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