[coreboot-gerrit] Change in coreboot[master]: soc/intel/braswell: Disable OS use of HPET

Frans Hendriks (Code Review) gerrit at coreboot.org
Fri Nov 16 11:35:41 CET 2018


Hello build bot (Jenkins), Michał Żygowski, 

I'd like you to reexamine a change. Please visit

    https://review.coreboot.org/29655

to look at the new patch set (#2).

Change subject: soc/intel/braswell: Disable OS use of HPET
......................................................................

soc/intel/braswell: Disable OS use of HPET

The timer interrupts don't appear when HPET is enabled. This
result in Linux reporting 'MP-BIOS bug: 8254 timer not connected
to IO-APIC'
Enabling CONFIG_DISABLE_HPET disables OS use of HPET.
Intel issue 4800413 (doc #5965535) reports Windows7/Ubuntu Installation
Hang or Slow Boot Issue. 

BUG=Intel #4800413
TEST=Portwell PQ7-M107

Change-Id: Ie9a78dcc736eb057c040a0a303c812adb1f76f3c
Signed-off-by: Frans Hendriks <fhendriks at eltan.com>
---
M src/soc/intel/braswell/Kconfig
M src/soc/intel/braswell/acpi.c
M src/soc/intel/braswell/acpi/lpc.asl
3 files changed, 13 insertions(+), 2 deletions(-)


  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/55/29655/2
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ie9a78dcc736eb057c040a0a303c812adb1f76f3c
Gerrit-Change-Number: 29655
Gerrit-PatchSet: 2
Gerrit-Owner: Frans Hendriks <fhendriks at eltan.com>
Gerrit-Reviewer: Frans Hendriks <fhendriks at eltan.com>
Gerrit-Reviewer: Michał Żygowski <michal.zygowski at 3mdeb.com>
Gerrit-Reviewer: build bot (Jenkins) <no-reply at coreboot.org>
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