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authorKyösti Mälkki <kyosti.malkki@gmail.com>2018-05-15 19:50:20 +0300
committerPatrick Georgi <pgeorgi@google.com>2019-01-14 11:59:51 +0000
commit2fbb6773e3a6d5d18e84b0ac79b645147fbf0d66 (patch)
treea4c35e5e6167ea80573ec379585725d919a90b51 /src/mainboard/google/octopus
parentb318be22183ca4c306203479b4410ab6365235aa (diff)
downloadcoreboot-2fbb6773e3a6d5d18e84b0ac79b645147fbf0d66.tar.xz
arch/x86: Enforce CPU stack alignment
When rmodule is loaded CPU stack alignment is only guaranteed to 4kiB. Implementation of cpu_info() requires that each CPU sees its stack aligned to CONFIG_STACK_SIZE. Add one spare CPU for the stack reserve, such that alignment can be enforced runtime. Change-Id: Ie04956c64df0dc7bb156002d3d4f2629f92b340e Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/26302 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/octopus')
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