Tested on google/vilboz (running the PCI rom with yabel).
Change-Id: Icd72c4eef7805aacba6378632cbac7de9527673b
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63727
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Now that we have a common init_tables in all mainboards using AMD SoCs,
both the population of the fch_pic_routing and fch_apic_routing arrays
and the definition of those arrays can be moved to the common AMD SoC
code to not have the code duplicated in all mainboards.
BUG=b:182782749
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Suggested-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Change-Id: I8c65eca258272f0ef7dec3ece6236f5d00954c66
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68853
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Explicitly cast integers to fix building for long mode.
Change-Id: I9f56e183563c943d1c2bd0478c41a80512b47c5e
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69507
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Use the newly added functions to iterate over the FSP HOBs to report the
resources used by FSP to the resource allocator instead of open coding
the iteration over the HOBs in the SoC code.
TEST=Patch doesn't change reported resources on Mandolin
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I67ca346345c1fa08b008caa885d0a00d2d5afb12
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69476
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Use VBOOT_STARTS_BEFORE_BOOTBLOCK to determine whether the VERSTAGE
needs to be build as x86 stage.
Change-Id: I126801a1f6f523435935bb300f3e2807db347f63
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69505
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin L Roth <gaumless@gmail.com>
On newer AMD platforms, mb_pre_fspm() is used to set GPIOs in romstage
for PCIe reset (currently set in bootblock) and touchscreen power
sequencing (not yet implemented, but will be later in the patch train).
Change-Id: Ia422aaa9e80355f9a9f8f850368441e5c8ff6598
Signed-off-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69452
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
For extern ethernet PHY access it is necessary to enable the 'scan_bus'
functionality.
Change-Id: I88050df2059ec7e0b27a132bca626eaef3d5dfb0
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69385
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This replaces 'SPDX-License-Identifier' tags in all the files under
soc/mediatek/mt8195 for better code re-use in other open source
software stack.
These files were originally from MediaTek and follow coreboot's main
license: "GPL-2.0-only". Now MediaTek replaces these files to
"GPL-2.0-only OR MIT" license.
Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
Change-Id: I79a585c2a611dbfd294c1c94f998d972118b5c52
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66625
Reviewed-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Reviewed-by: Yidi Lin <yidilin@google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Martin L Roth <gaumless@gmail.com>
This makes it easier to get the content of an msr into a full 64bit
variable.
Change-Id: I1b026cd3807fd68d805051a74b3d31fcde1c5626
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68572
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
When no HOB list is found, not only adding the resources reported by the
FSP were skipped, but also adding the GNB IOAPIC resource was skipped.
Fix this bug by moving the reporting of the GNB IOAPIC resource before
the resources reported in the FSP HOBs to not skip the IOAPIC resource
when there's no HOB list.
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I9174c8d7e5e94144187d27210e12f2dca3a6010f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69460
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
It is no longer necessary to explicitly add "ERROR: "/"WARNING: " in
front of every BIOS_ERR/BIOS_WARN message.
Change-Id: I22ee6ae15c3d3a848853c5460b3b3c1795adf2f5
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69405
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
to soc
Move SMBIOS type 4 override functions from mainboard to soc so that all
xeon family cpus share same functions without implementing again.
Tested=On OCP Deltalake, dmidecode -t 4 shows expected info.
Signed-off-by: JingleHsuWiwynn <jingle_hsu@wiwynn.com>
Change-Id: I17df8de67bc2f5e89ea04da36efb2480a7e73174
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69363
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathan Zhang <jonzhang@fb.com>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
This kind of allocation without '=' is not working with clang.
Change-Id: I2d3e9eb44c3e0e25e5a67c5386e5ddde1487cc74
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63063
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
It looks like this code was not finished so it's left commented out
for now.
Change-Id: I442a42e297f2968dd2c824a93a9a1e2bc74ea2f4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63074
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit factors out `struct xhci_usb_info` from intel specific code
as it will be useful on other platforms.
BUG=b:186792595
TEST=Builds for volteer
Change-Id: I5b4cc6268f072c6948f11c7498a564d7a5c0a190
Signed-off-by: Robert Zieba <robertzieba@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67934
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
This commit factors out some code for XHCI port status values.
BUG=b:186792595
TEST=Built coreboot for volteer device
Change-Id: I045405ed224aa8f48f6f628b7d49ec6bafb450d7
Signed-off-by: Robert Zieba <robertzieba@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67933
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Instead of including pci_int_defs.asl in each board's DSDT, include it
in the common soc.asl. This moves the PRQM OperationRegion and the PRQI
IndexField defined in pci_int_defs.asl into the \_SB scope, but those
are defined inside the \_SB scope both in the Picasso reference code and
for the AMD SoCs from Cezanne on.
TEST=Both Linux and Windows still boot and don't show ACPI errors on
Mandolin after moving this inside the \_SB scope
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ib4e7bfb15de184cc43cd17c8249be0f59405793f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69188
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
This aligns Picasso more with the newer AMD SoCs and also makes it a bit
clearer what this file does. Also remove the unneeded tabs at the
beginning of each line.
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ie6e5ee815e4346004bc864a6111a255dc689eae8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69187
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
According to measurements Elkhart Lake seems to drive the internal I2C
controllers with 100 MHz instead of the common 133 MHz. The datasheet
itself is quite vague on this definition, just one place mentions that
it is 100 MHz (register description for offset 0x94).
This patch changes the I2C controller base frequency to 100 MHz. The
verification was done by measuring the set up resulting I2C clock for
both 100 and 400 kHz.
Change-Id: I7c826bbb01b53e3661746e49f25441565068d1c2
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69305
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
On certain mainboards due to hardware design limitations, certain SPI
Read Modes eg. (Dual I/O 1-2-2) cannot be supported. Add ability to
override SPI read modes in boards which do not have hardware
limitations. Currently there is an API to override SPI fast speeds.
Update this API for mainboards to override SPI read mode as well.
BUG=b:225213679
TEST=Build and boot to OS in Skyrim. Observe a boot time improvement of
~25 ms with 100 MHz SPI speeds.
Before:
11:start of bootblock 688,046
14:finished loading romstage 30,865
16:FSP-M finished LZMA decompress (ignore for x86) 91,049
Total Time: 1,972,625
After:
11:start of bootblock 667,642
14:finished loading romstage 29,798
16:FSP-M finished LZMA decompress (ignore for x86) 87,743
Total Time: 1,943,924
Change-Id: I160b56f6201a798ce59e977ca40301e23ab63805
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68946
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jon Murphy <jpmurphy@google.com>
This patch introduces support signing and verification of firmware
slots using CBFS metadata hash verification method for faster initial
verification. To have complete verification, CBFS_VERIFICATION should
also be enabled, as metadata hash covers only files metadata, not their
contents.
This patch also adapts mainboards and SoCs to new vboot reset
requirements.
TEST=Google Volteer/Voxel boots with VBOOT_CBFS_INTEGRATION enabled
Signed-off-by: Jakub Czapiga <jacz@semihalf.com>
Change-Id: I40ae01c477c4e4f7a1c90e4026a8a868ae64b5ca
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66909
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Intel FSPs of XEON server platforms define FSPX_CONFIG
instead of FSP_X_CONFIG, which is expected by coreboot.
Re-define in the common code.
Update coreboot code to use FSP_X_CONFIG consistently.
Tested=On OCP Delta Lake, boot up OS successfully.
Signed-off-by: Jonathan Zhang <jonzhang@fb.com>
Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com>
Change-Id: Ifa0e1efa1618fbec84f1e1f23d9e49f3b1057b32
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69090
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This patch groups vboot context, recovery reason and subcode saving, and
reboot calls into two handy functions:
- vboot_save_and_reboot() - save context and reboot
- vboot_fail_and_reboot() - store recovery reason and call function
above
Signed-off-by: Jakub Czapiga <jacz@semihalf.com>
Change-Id: Ie29410e8985e7cf19bd8d4cccc393b050ca1f1c5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69208
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Disable Pch PM Energy Report WA was added to enhance boot time
with HFPGA only. SoC needs reporting enabled.
BUG=None
TEST=Build and Boot Google, Rex and Intel, MTLRVP without any boot time regression..
Signed-off-by: Ravi Sarawadi <ravishankar.sarawadi@intel.com>
Change-Id: If5f1f9c6ab31652977d436a49a3531edffbd60c5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69042
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
This patch replaces static index 0 for PMC read resources with PCI
configuration offset 0x10 (PWRMBASE).
TEST=Able to build and boot Google, Rex to OS.
Without this change:
[SPEW ] PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran
0 limit 0 flags f0000200 index 0
With this change:
[SPEW ] PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran
0 limit 0 flags f0000200 index 10
Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: Iee2523876a8045e70effd5824afc327d1113038b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69227
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Enable x86 SHA accelerator for use by VBOOT library. This is useful when
CBFS verification verifies the hash of the file being loaded in x86.
BUG=b:227809919
TEST=Build and boot to OS in Skyrim. Observe a boot time improvement of
~10 ms with CBFS verification enabled.
Change-Id: I14efe7be66f28f348330580d2e5733e11603a023
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68954
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
RTD3,_ON method sometimes can create delays during system boot.
Even when the power is already up, kernel still tries to call _ON
method to power up device, but it's unnecessary.
RTD3._STA returns device power, so _ON method can check _STA and see
if the power on process can be skipped
BUG=b:249931687
TEST=system can boot to OS with RTD3 pcie storage and save ~80 ms on
Crota. Suspend stress test passes 100 cycles
Change-Id: I296ce1b85417a5dbaca558511cd7fc51a3a38c84
Signed-off-by: Kane Chen <kane.chen@intel.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69189
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
This patch implements a function to enable IOSF Primary Trunk Clock
Gating.
BUG=b:253210291
TEST=Able to build and boot rex to OS. Also needed for S0ix, tested
with Sandbox OS + Firmware combination for S0ix entry/exit.
Signed-off-by: Ravi Sarawadi <ravishankar.sarawadi@intel.com>
Change-Id: I02e191336e99f97f4db58b27f4414001b642ad02
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68430
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
The GPIO debounce timebase bit 4 is only 183uS on Picasso. On the other
SoCs it is 244uS. This affects the 1mS and 2mS actual debounce times
slightly.
Time PCO Others
1mS 0.915mS 1.220mS
2mS 2.013mS 2.684mS
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: Id84bef75e6ab134778721ca269d763a4bb2ddde5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69209
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
According to document 337348-001 (Intel® 300 Series and Intel® C240
Series Chipset Family Platform Controller Hub Datasheet - Volume 2
of 2), the only GPIOs that support PWROK reset are those in the GPD
group. The mappings themselves are correct, but they're assigned to
the wrong communities.
Change-Id: Ib586c987f768ddff31b053f4c108a8526326a7dc
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69214
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <inforichland@gmail.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
In function 'set_power_limits' there is a path to bail out early if the
Kconfig switch SOC_INTEL_DISABLE_POWER_LIMITS is selected. In this case
reading the MSR PLATFORM_INFO is useless and can be avoided. So read it
right before the value is needed.
This was found by the scanbuild.
In addition, fix an unnecessary line break to increase code readability.
Change-Id: Ibdededdfd56287fb9b9223e78033a3cd6425e1a2
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69185
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
When using site-local we need to have ability to override
MAINBOARD_BLOBS_DIR with a different location (presumably somewhere in
site-local). site-local Makefiles.inc should be pulled in first
(different CL) allowing MAINBOARD_BLOBS_DIR to be overwritten.
Change-Id: I028042b947887d1182642ad4482dd1bba7ad8e23
Signed-off-by: Nikolai Vyssotski <nikolai.vyssotski@amd.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68801
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Use the common device ops instead of an soc-specific device ops.
TEST=builds for each soc
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: I1804200c3c3f5ab492d237f4b03484c383862caf
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69174
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Add the generic data_fabric_acpi_name function and device ops to common
code.
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: I12053389a12081ddd81912a647bb532b31062093
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69173
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Make the data_fabric_acpi_name function more generic, in preparation to
move it to common.
TEST=build chausie, dump ACPI tables, and inspect DFD0 to DFD7
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: I77140d8d0d6bf3e048b737de03d18142a6e23c1d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69172
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Morgana/Glinda have a different register mapping for data fabric access,
although the registers themselves are mostly compatible. The register
layouts defined by each soc capture the differences and the common code
can use those.
Move the register offsets to soc headers and update the offsets for
morgana/glinda per morgana ppr #57396, rev 1.52 and glinda ppr #57254,
rev 1.51
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: I9e5e7c85f99a9afa873764ade9734831fb5cfe69
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69074
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Now that the socs have defined the DF FICAA and MMIO Control registers,
update the common code to use them.
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: Ia5566f7af6cf5444fc8c627e004dd08185468c77
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69073
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
The DDR RFIM is a frequency shifting RFI mitigation feature required by
the Intel integrated Wi-Fi firmware(CNVi) for Meteor Lake. Please refer
to Intel technical white paper 640438_Intel_DDR_Mem_RFIM_Policy_Enable
once it is externally available. This change has backport changes from
commit hash 6f73a20 (soc/intel/alderlake: Move CnviDdrRfim property to
drivers) and provides the CNVi RFIM support for Meteor Lake.
BUG=b:248391777
TEST=Booted to OS on Rex. Looked the DDR_DVFS_RFI_CONFIG_PCU_REG
register at the offset 0x5A40 of Mchbar and verified the BIT0
(RFI_DISABLE bit) is 0.
Change-Id: I87110bc10b98a27a8f274680597b15a1df488824
Signed-off-by: zhaojohn <john.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67789
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
