summaryrefslogtreecommitdiff
path: root/src/mainboard/bachmann
diff options
context:
space:
mode:
authorKyösti Mälkki <kyosti.malkki@gmail.com>2017-04-13 15:25:43 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2017-07-17 19:31:09 +0000
commitbebd766f165e7b3e1f6776c52067ab8998422607 (patch)
tree65a5c5e921a79af38b93154a85c274171056c402 /src/mainboard/bachmann
parent9de82612fe722cf3526ed508a463bfb6c9f911d0 (diff)
binaryPI: Disable CAR with empty stack
Calling disable_cache_as_ram() with valuables in stack is not a stable solution, as per documentation AMD_DISABLE_STACK should destroy stack in cache. While we still preserve cache contents (there is wbinvd deep inside AMD_DISABLE_STACK macro), we now actually do a stack switch and much more closely meet the specification of CAR teardown sequence in AGESA specifications. We now somewhat incorrectly include files from agesa/ tree, but the whole agesawrapper.c file removal will address the issue of overall directory layout. Change-Id: I2bac098099c1caffea181356c63924f4b5a93b54 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18525 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard/bachmann')
0 files changed, 0 insertions, 0 deletions