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author | Arthur Heymans <arthur@aheymans.xyz> | 2017-01-03 00:49:45 +0100 |
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committer | Martin Roth <martinroth@google.com> | 2017-01-22 20:23:17 +0100 |
commit | eee4f6b224b897184327539fcbeb23f9b26f02d9 (patch) | |
tree | 4b16cd646deb66fdcfdde8954798b1698666e155 /payloads/nvramcui/payload.sh | |
parent | acbb70b810c6eb17e403c37fa2888b479e5b23a9 (diff) |
nb/x4x/raminit: Fix programming dram timings
The results were obtained by comparing the MCHBAR registers of vendor bios
with coreboot at the same dram timings.
This fixes 2 issues:
* 1333MHz fsb CPUs were limited to 667MHz ddr2 speeds, because with
800MHz raminit failed;
* 1067MHz fsb CPUs did not boot when second dimm slot was populated.
TESTED on ga-g41m-es2l on 800, 1067 and 1333MHz CPUs with
DDR2 667 and 800MHz dimms.
Change-Id: I70f554f97b44947c2c78713b4d73a47c06d7ba60
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/18022
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'payloads/nvramcui/payload.sh')
0 files changed, 0 insertions, 0 deletions