diff options
| author | Furquan Shaikh <furquan@google.com> | 2014-08-24 22:47:20 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-03-19 23:24:16 +0100 |
| commit | ba87e6cc94f039abeabdf2d9d55eebcf23d77823 (patch) | |
| tree | 5297e354aa274c686e755587ed2ddda056ddf51f /payloads/libpayload/drivers/usb | |
| parent | c88cca1c38bb2752a7284590ec70a55caf3e490d (diff) | |
libpayload: Add support for memory barriers
Add support for memory barriers in arch {arm,arm64,x86}. This is required to
force strict CPU ordering. Definitions are based on FREEBSD atomic.h
definitions.
BUG=chrome-os-partner:31533
BRANCH=None
TEST=Memory barriers tested with ehci driver on arm64
Change-Id: I50060b0f33a6bd6cb95e829df079df379b2ff2a5
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 937d66cdab92a8521ede8307f5af8f5c20d3e552
Original-Change-Id: Ie51e3452f7a254b24111000da5dbe8714ac22223
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/213916
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/8731
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'payloads/libpayload/drivers/usb')
0 files changed, 0 insertions, 0 deletions