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Change subject: soc/intel/cmn/pch/lockdown: Implement LPC lock down configuration
......................................................................
Patch Set 1:
(1 comment)
File src/soc/intel/common/pch/lockdown/lockdown.c:
https://review.coreboot.org/c/coreboot/+/63630/comment/e1445e7c_404736c3
PS1, Line 94: static void lpc_lockdown_config(int chipset_lockdown)
: {
: /* Set BIOS Interface Lock, BIOS Lock */
: if (chipset_lockdown == CHIPSET_LOCKDOWN_COREBOOT) {
: /* BIOS Interface Lock */
: lpc_set_bios_interface_lock_down();
:
: /* Only allow writes in SMM */
: if (CONFIG(BOOTMEDIA_SMM_BWP))
: lpc_set_eiss();
:
: /* BIOS Lock */
: lpc_set_lock_enable();
: }
: }
> > This generic code is executed even by platforms where there is no LPC at all (for instance elkhart […]
OK, saw this link (LPC<->eSPI) now on EHL, too. Sorry for the confusion.
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Change subject: soc/intel/cmn/pch/lockdown: Implement LPC lock down configuration
......................................................................
Patch Set 1:
(1 comment)
File src/soc/intel/common/pch/lockdown/lockdown.c:
https://review.coreboot.org/c/coreboot/+/63630/comment/2724b985_1118fad7
PS1, Line 94: static void lpc_lockdown_config(int chipset_lockdown)
: {
: /* Set BIOS Interface Lock, BIOS Lock */
: if (chipset_lockdown == CHIPSET_LOCKDOWN_COREBOOT) {
: /* BIOS Interface Lock */
: lpc_set_bios_interface_lock_down();
:
: /* Only allow writes in SMM */
: if (CONFIG(BOOTMEDIA_SMM_BWP))
: lpc_set_eiss();
:
: /* BIOS Lock */
: lpc_set_lock_enable();
: }
: }
> This generic code is executed even by platforms where there is no LPC at all (for instance elkhartlake). How is the behavior on these platforms?
I hope you mean, LPC is not there but eSPI is there. From ICL, LPC registers are now renamed with eSPI and register snapshot is same, hence, this lockdown configuration is relevant for latest platform as well. Let me put a comment as well to make it explicit.
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Change subject: soc/intel/cmn/pch/lockdown: Implement LPC lock down configuration
......................................................................
Patch Set 1:
(1 comment)
File src/soc/intel/common/pch/lockdown/lockdown.c:
https://review.coreboot.org/c/coreboot/+/63630/comment/a0d348ac_282cb27f
PS1, Line 94: static void lpc_lockdown_config(int chipset_lockdown)
: {
: /* Set BIOS Interface Lock, BIOS Lock */
: if (chipset_lockdown == CHIPSET_LOCKDOWN_COREBOOT) {
: /* BIOS Interface Lock */
: lpc_set_bios_interface_lock_down();
:
: /* Only allow writes in SMM */
: if (CONFIG(BOOTMEDIA_SMM_BWP))
: lpc_set_eiss();
:
: /* BIOS Lock */
: lpc_set_lock_enable();
: }
: }
This generic code is executed even by platforms where there is no LPC at all (for instance elkhartlake). How is the behavior on these platforms?
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Change subject: soc/intel/cmn/fast_spi: Add API to set SPI controller VCL
......................................................................
Patch Set 5: Code-Review+2
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Change subject: soc/intel/cmn/fast_spi: Add API to clear outstanding SPI status
......................................................................
Patch Set 3: Code-Review+2
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Change subject: soc/intel/cmn/fast_spi: Add API to check if SPI Cycle In Progress
......................................................................
Patch Set 3: Code-Review+2
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Change subject: ec/google/chromeec: add fan speed rpm control
......................................................................
Patch Set 3:
(2 comments)
Commit Message:
https://review.coreboot.org/c/coreboot/+/62789/comment/22cfd2f7_78d061d9
PS2, Line 10:
> Where is CFSP documented?
Added doc number under commit message.
https://review.coreboot.org/c/coreboot/+/62789/comment/a640e95b_0a33318d
PS2, Line 13: TEST=Built and booted on ADL-P based Brya system
> And then? How to verified the fan speed?
Verified the fan speed by checking the sysfs value.
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Hello build bot (Jenkins), Tim Wawrzynczak, Eric Lai,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/coreboot/+/62789
to look at the new patch set (#3).
Change subject: ec/google/chromeec: add fan speed rpm control
......................................................................
ec/google/chromeec: add fan speed rpm control
Add fan speed rpm control for DPTF based Active2 policy
as per document #626708.
BUG=b:224457192
BRANCH=None
TEST=Built and booted on ADL-P based Brya system and
verify the fan_speed under sysfs.
Change-Id: Ibb1646b1fb1659fd853ece97d97bb9dee2a3f57e
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar(a)intel.com>
---
M src/ec/google/chromeec/acpi/ec.asl
M src/ec/google/chromeec/ec_dptf_helpers.c
2 files changed, 7 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/89/62789/3
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