Patch set updated for coreboot: google/gru: Shrink RW_ELOG region to 4KB
Patrick Georgi (pgeorgi@google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16715 -gerrit commit f095d667887191c0fe6b83d3d3c88589883f9bbc Author: Julius Werner <jwerner@chromium.org> Date: Mon Sep 12 16:02:33 2016 -0700 google/gru: Shrink RW_ELOG region to 4KB Since there's currently a limitation in coreboot's code that prevents more than 4KB to be used by the eventlog anyway, this patch shrinks the available RW_ELOG area in the FMAP for Gru down to 4KB. This may prove prudent later if we ever resolve that limitation, so that tools can rely on the area in the FMAP being the same as the area actually used by the read-only firmware code on these boards. BRANCH=gru BUG=chrome-os-partner:55593 TEST=Booted Kevin, confirmed that eventlog got written normally. Ran a reboot loop to exhaust eventlog space, confirmed that the shrink code kicks in as expected before reaching 4KB. Change-Id: I3c55d836c72486665a19783fe98ce9e0df174b6d Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 05efb82ca00703fd92d925ebf717738e37295c18 Original-Change-Id: Ia2617681f9394e953f5beb4abf419fe8d97e6d3e Original-Signed-off-by: Julius Werner <jwerner@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/384585 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-by: Simon Glass <sjg@google.com> --- src/mainboard/google/gru/chromeos.fmd | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/mainboard/google/gru/chromeos.fmd b/src/mainboard/google/gru/chromeos.fmd index bf30ddf..2200fa7 100644 --- a/src/mainboard/google/gru/chromeos.fmd +++ b/src/mainboard/google/gru/chromeos.fmd @@ -20,7 +20,8 @@ FLASH@0x0 0x800000 { FW_MAIN_B(CBFS)@0x2000 0xe5f00 RW_FWID_B@0xe7f00 0x100 } - RW_ELOG@0x5d8000 0x8000 + RW_ELOG@0x5d8000 0x1000 + RW_UNUSED@0x5d9000 0x7000 RW_SHARED@0x5e0000 0x10000 { SHARED_DATA@0x0 0x10000 }
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Patrick Georgi