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Change subject: soc/intel/meteorlake: Set TCC to 100°C
......................................................................
Patch Set 2:
(1 comment)
File src/soc/intel/meteorlake/chipset.cb:
https://review.coreboot.org/c/coreboot/+/79992/comment/81d7acfa_861a66dd :
PS2, Line 30: register "tcc_offset" = "10"
note: tcc_offset value for Ovis, Karis etc as part of the override now matches with `10` hence, you can remove those override value now.
Additionally, you need to either check with screebo design if 10 is the correct value otherwise have to keep Screebo override value as 20 to ensure the sceeebo design thermal profile remains unimpacted.
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Change subject: soc/intel/meteorlake: Set TCC to 100°C
......................................................................
Patch Set 2:
(1 comment)
Commit Message:
https://review.coreboot.org/c/coreboot/+/79992/comment/ee86d985_a4c9e409 :
PS1, Line 9: Set tcc_offset value to 10 in devicetree for Thermal Control
: Circuit (TCC) activation feature for rex.
> > added comment on bug with details. […]
We are seeing the same issue on Screebo mentioned on this bug. I'm updating Screebo bug and planning to propose the same change for Screebo as well.
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Change subject: soc/intel/meteorlake: Set TCC to 100°C
......................................................................
Patch Set 2:
(1 comment)
Commit Message:
https://review.coreboot.org/c/coreboot/+/79992/comment/e9716ac4_7ad69e80 :
PS1, Line 9: Set tcc_offset value to 10 in devicetree for Thermal Control
: Circuit (TCC) activation feature for rex.
> added comment on bug with details.
i'm still unable to follow the problem. I'm not very keen to backport this cl into fw branch as I don't see any issue reported on Screebo which might need to change tcc_offset.
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Attention is currently required from: Dinesh Gehlot, Eran Mitrani, Jakub Czapiga, Kapil Porwal, Subrata Banik, Tarun, yunhao wang.
Hello Dinesh Gehlot, Eran Mitrani, Jakub Czapiga, Kapil Porwal, Subrata Banik, Tarun, build bot (Jenkins), yunhao wang,
I'd like you to reexamine a change. Please visit
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Change subject: soc/intel/meteorlake: Set TCC to 100°C
......................................................................
soc/intel/meteorlake: Set TCC to 100°C
Set tcc_offset value to 10 in devicetree for Thermal Control
Circuit (TCC) activation feature for meteorlake silicon.
BUG=b:270664854
TEST=Build, boot and test on rex with value under sysfs
/sys/bus/pci/devices/0000:00:04.0/tcc_offset_degree_celsius
Change-Id: I9012984016ab3213102214025d6d8dc07c5d8974
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar(a)intel.com>
---
M src/soc/intel/meteorlake/chipset.cb
1 file changed, 2 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/92/79992/2
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Change subject: mb/google/rex/var/rex: Set TCC to 100°C
......................................................................
Patch Set 1:
(1 comment)
Commit Message:
https://review.coreboot.org/c/coreboot/+/79992/comment/9e4cc3fe_ed2d8ff4 :
PS1, Line 9: Set tcc_offset value to 10 in devicetree for Thermal Control
: Circuit (TCC) activation feature for rex.
> > do you run into any issue ? […]
added comment on bug with details.
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Hello Jakub Czapiga, build bot (Jenkins),
I'd like you to reexamine a change. Please visit
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Change subject: soc/intel/common/block: Add support for watchdog
......................................................................
soc/intel/common/block: Add support for watchdog
Implement watchdog for intel based platform by filling ACPI Watchdog
Action Table (WDAT) table.
The WDAT ACPI table encompasses essential watchdog functions, including:
- Setting and retrieving countdown/timeout values
- Starting and stopping the watchdog
- Pinging the watchdog
- Retrieving the cause of the last reboot, whether it was triggered by
the watchdog or another reason
The general purpose register TCO_MESSAGE1 stores the reason for the most
recent reboot rather than the original register TCO2_STS. This is
because the firmware must clear TCO2_STS, and it can't be reused for
storing this information for the operating system.
The watchdog is designed for use by the OS through certain defined
actions in the WDAT table. It relies on the ACPI Power Management Timer,
which may result in an increase in power consumption.
BUG=b:314260167
TEST=Enable CONFIG_ACPI_WDAT_WDT and CONFIG_USE_PM_ACPI_TIMER in the
config. Enable CONFIG_WDAT_WDT in the kernel config. Build and deploy
both firmware and kernel to the device. Trigger the watchdog by
performing the command: “cat > /dev/watchdog”. Wait approximately 30
seconds for the watchdog to reset the device.
Change-Id: Iaf7971f8407920a553fd91d2ed04193c882e08f1
Signed-off-by: Marek Maslanka <mmaslanka(a)google.com>
---
M src/soc/intel/common/block/acpi/acpi.c
M src/soc/intel/common/block/include/intelblocks/tco.h
M src/soc/intel/common/block/smbus/tco.c
3 files changed, 130 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/09/79909/4
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Change subject: soc/intel: Unify the definition of TCO registers
......................................................................
soc/intel: Unify the definition of TCO registers
Move TCO registers definition to a separate file and use it
consistently.
BUG=b:314260167
TEST=none
Change-Id: Id64a635d106cea879ab08aa7beca101de14b1ee6
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---
M src/soc/intel/apollolake/elog.c
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M src/soc/intel/baytrail/include/soc/pm.h
M src/soc/intel/baytrail/smihandler.c
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M src/soc/intel/braswell/smihandler.c
M src/soc/intel/common/block/smm/smihandler.c
M src/soc/intel/common/pch/include/intelpch/smbus.h
A src/soc/intel/common/pch/include/intelpch/tco.h
M src/soc/intel/denverton_ns/include/soc/pmc.h
M src/soc/intel/denverton_ns/smihandler.c
M src/soc/intel/xeon_sp/include/soc/smbus.h
M src/southbridge/intel/bd82x6x/pch.h
M src/southbridge/intel/common/tco.h
M src/southbridge/intel/common/watchdog.c
15 files changed, 64 insertions(+), 79 deletions(-)
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Change subject: mb/google/rex/var/rex: Set TCC to 100°C
......................................................................
Patch Set 1:
(1 comment)
Commit Message:
https://review.coreboot.org/c/coreboot/+/79992/comment/d2d7bae3_d32db802 :
PS1, Line 9: Set tcc_offset value to 10 in devicetree for Thermal Control
: Circuit (TCC) activation feature for rex.
> do you run into any issue ?
if this is only applicable for rex and not for other design then suggesting to override from rex override.cb
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Change subject: mb/google/rex/var/rex: Set TCC to 100°C
......................................................................
Patch Set 1:
(1 comment)
Commit Message:
https://review.coreboot.org/c/coreboot/+/79992/comment/3c0aa5bf_88d31cc3 :
PS1, Line 9: Set tcc_offset value to 10 in devicetree for Thermal Control
: Circuit (TCC) activation feature for rex.
do you run into any issue ?
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Gerrit-Comment-Date: Tue, 16 Jan 2024 11:04:29 +0000
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Gerrit-MessageType: comment
Attention is currently required from: Marek Maślanka.
Hello Jakub Czapiga,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/coreboot/+/79909?usp=email
to look at the new patch set (#3).
Change subject: soc/intel/common/block: Add support for watchdog
......................................................................
soc/intel/common/block: Add support for watchdog
Implement watchdog for intel based platform by filling ACPI Watchdog
Action Table (WDAT) table.
The WDAT ACPI table encompasses essential watchdog functions, including:
- Setting and retrieving countdown/timeout values
- Starting and stopping the watchdog
- Pinging the watchdog
- Retrieving the cause of the last reboot, whether it was triggered by
the watchdog or another reason
The general purpose register TCO_MESSAGE1 stores the reason for the most
recent reboot rather than the original register TCO2_STS. This is
because the firmware must clear TCO2_STS, and it can't be reused for
storing this information for the operating system.
The watchdog is designed for use by the OS through certain defined
actions in the WDAT table. It relies on the ACPI Power Management Timer,
which may result in an increase in power consumption.
BUG=b:314260167
TEST=Enable CONFIG_ACPI_WDAT_WDT and CONFIG_USE_PM_ACPI_TIMER in the
config. Enable CONFIG_WDAT_WDT in the kernel config. Build and deploy
both firmware and kernel to the device. Trigger the watchdog by
performing the command: “cat > /dev/watchdog”. Wait approximately 30
seconds for the watchdog to reset the device.
Change-Id: Iaf7971f8407920a553fd91d2ed04193c882e08f1
Signed-off-by: Marek Maslanka <mmaslanka(a)google.com>
---
M src/soc/intel/common/block/acpi/acpi.c
M src/soc/intel/common/block/include/intelblocks/tco.h
M src/soc/intel/common/block/smbus/tco.c
3 files changed, 130 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/09/79909/3
--
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Gerrit-Project: coreboot
Gerrit-Branch: main
Gerrit-Change-Id: Iaf7971f8407920a553fd91d2ed04193c882e08f1
Gerrit-Change-Number: 79909
Gerrit-PatchSet: 3
Gerrit-Owner: Marek Maślanka <mmaslanka(a)google.com>
Gerrit-Reviewer: Jakub Czapiga <czapiga(a)google.com>
Gerrit-CC: build bot (Jenkins) <no-reply(a)coreboot.org>
Gerrit-Attention: Marek Maślanka <mmaslanka(a)google.com>
Gerrit-MessageType: newpatchset