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authorAaron Durbin <adurbin@chromium.org>2014-09-06 02:31:30 -0500
committerPatrick Georgi <pgeorgi@google.com>2015-03-27 08:05:20 +0100
commit9fd4dc73bc1fb0fc7d146c6bf2d0e6a9db1fc22c (patch)
treebb659d35aeba31c47cfe77c872cadebf41c3ada4 /src/arch/arm/include
parent27d4266a44a2a39a589145dd234526f94a206eec (diff)
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arm64: add devicetree based CPU startup
This adds SMP bring up support for arm64 cpus. It's reliant on DEVICE_PATH_CPU devices in the devicetree. Then for each enabled device it attempts to start then initialize each CPU. Additionally, there is a cpu_action construct which allows for running actions on an individual cpu. BUG=chrome-os-partner:31761 BRANCH=None TEST=Booted both cores on ryu into linux. Change-Id: I3e42fb668034c27808d706427a26be1558ad2af1 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: a733fd566a8e5793da5ff28f9c16c213f411372e Original-Change-Id: I407eabd0b6985fc4e86de57a9e034548ec8f3d81 Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/216925 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9042 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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