the following patch was just integrated into master: commit 14b444b83be0fe3c3a7fc524265e64d535018049 Author: Furquan Shaikh furquan@google.com Date: Fri Nov 21 15:54:39 2014 -0800
arm64: No need of invalidating cache line for secondary CPU stack
With support for initializing registers based on values saved by primary CPU, we no longer need to invalidate secondary CPU stack cache lines. Before jumping to C environment, we enable caching and update the required registers.
BUG=chrome-os-partner:33962 BRANCH=None TEST=Compiles and boots both CPU0 and CPU1 on ryu.
Change-Id: Ifee36302b5de25b909b4570a30ada8ecd742ab82 Signed-off-by: Patrick Georgi pgeorgi@chromium.org Original-Commit-Id: 0a0403d06b89dae30b7520747501b0521d16a6db Original-Signed-off-by: Furquan Shaikh furquan@google.com Original-Change-Id: I738250f948e912725264cba3e389602af7510e3e Original-Reviewed-on: https://chromium-review.googlesource.com/231563 Original-Reviewed-by: Aaron Durbin adurbin@chromium.org Original-Tested-by: Furquan Shaikh furquan@chromium.org Original-Commit-Queue: Furquan Shaikh furquan@chromium.org Reviewed-on: http://review.coreboot.org/9541 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer stefan.reinauer@coreboot.org
See http://review.coreboot.org/9541 for details.
-gerrit