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2021-06-29soc/intel/common: Add new IRQ moduleTim Wawrzynczak
The Intel FSP provides a default set of IO-APIC IRQs for PCI devices, if the DevIntConfigPtr UPD is not filled in. However, the FSP has a list of rules that the input IRQ table must conform to: 1) One entry per slot/function 2) Functions using PIRQs must use IOxAPIC IRQs 16-23 3) Single-function devices must use INTA 4) Each slot must have consistent INTx<->PIRQy mappings 5) Some functions have special interrupt pin requirements 6) PCI Express RPs must be assigned in a special way (FIXED_INT_PIN) 7) Some functions require a unique IRQ number 8) PCI functions must avoid sharing an IRQ with a GPIO pad which routes its IRQ through IO-APIC. Since the FSP has no visibility into the actual GPIOs used on the board when GpioOverride is selected, IRQ conflicts can occur between PCI devices and GPIOs. This patch gives SoC code the ability to generate a table of PCI IRQs that will meet the BWG/FSP rules and also not conflict with GPIO IRQs. BUG=b:130217151, b:171580862, b:176858827 TEST=Boot with patch series on volteer, verify IO-APIC IRQs in `/proc/interrupts` match what is expected. No `GSI INT` or `could not derive routing` messages seen in `dmesg` output. Verified TPM, touchpad, touchscreen IRQs all function as expected. Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: I0c22a08ce589fa80d0bb1e637422304a3af2045c Reviewed-on: https://review.coreboot.org/c/coreboot/+/49408 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-29southbridge/intel/common: Move invalid PIRQ value to 0Tim Wawrzynczak
This makes structs that contain an `enum pirq` field that is default-initialized have the value PIRQ_INVALID Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: Idb4c7d79de13de0e4b187a42e8bdb27e25e61cc1 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55281 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-29mb/google/guybrush: Initialize WWAN for USB if requestedMartin Roth
To set the Fibocom 850-GL module to USB mode, it needs to be disabled when PCIe training happens, or it will automatically switch to PCIe mode. This patch makes sure it's shut down when training happens in FSP-M. It will be brought up in ramstage and will be available for USB enumeration later. BUG=b:187316460 TEST=Run lsusb from the OS and see that the Fibocom module is present on USB. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I153eb6cd7c3a0e2cc3b71c99f76db3e565173cfe Reviewed-on: https://review.coreboot.org/c/coreboot/+/54743 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-06-29mb/google/guybrush: Update romstage power-on timings for PCIeMartin Roth
This configures the romstage portion of the PCIe GPIOs in the correct sequence to meet the power-on timings. The PCIe_RST line is anded with the Aux reset lines, so to take the PCIe devices out of reset, both need to be brought hign. BUG=b:184796302, b:184598323 TEST=Verify timings between GPIO init sections. All available modules are present after training. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: Ib1990bba31c84827467d4ff8a15f1e0682501e70 Reviewed-on: https://review.coreboot.org/c/coreboot/+/54741 Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-29mb/google/guybrush: Update bootblock power-on timings for PCIeMartin Roth
This configures the bootblock portion of the PCIe GPIOs in the correct sequence to meet the power-on timings. Setting the PCIE Reset happens in coreboot instead of in the FSP. The Aux reset lines are anded with the PCIe RST line, so both have to be brought up together. On v1 of guybrush, the PCIe reset line also resets EC communication, so it must be brought up immediately on that version. BUG=b:184796302, b:184598323 TEST=Verify timings between GPIO init sections. All available modules are present after training. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I2d0b812b654b0cd317a2c8c1ce554e850c96be44 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52868 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-06-29Kconfig: Escape variablesPatrick Georgi
New kconfig parsers interpret $(var) themselves, leading to empty fields. Old kconfig understands \$(var), so use that. Change-Id: I927fc9dc7a66211bfe51d4324cf7c51b555ea3a8 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55912 Reviewed-by: Felix Singer <felixsinger@posteo.net> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-29mb/google/herobrine: Add Senor and Piglin variantsShelley Chen
Add configs for Herobrine variants. Also enable ec sw sync as this should not be disabled by default. BUG=b:182963902 BRANCH=None TEST=./util/abuild/abuild -p none -t GOOGLE_SENOR -x -a -B ./util/abuild/abuild -p none -t GOOGLE_PIGLIN -x -a -B Change-Id: Ide4e375aa0236dce65a954a2f68455d05fa841eb Signed-off-by: Shelley Chen <shchen@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55829 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
2021-06-29mb/google/guybrush: provide full range backlight settings to kernelPratik Vishwakarma
Utilize the SOC_AMD_COMMON_BLOCK_GRAPHICS_ATIF option to provide full range backlight settings to the kernel. BUG=b:190443612 Change-Id: If071b701c383e3a6b78bf45a562f5a9b31397835 Signed-off-by: Pratik Vishwakarma <Pratik.Vishwakarma@amd.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55824 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-06-29mb/google/brya0: Enable MIPI UFCVarshit B Pandya
1. Add 2 port 2 endpoint 2. Add support for OVTI5675 3. Guard entries in override device tree by FW_CONFIG MIPI UFC is on I2C2 This configuration is as per P2 schematics BUG=b:190674542 TEST=Build and Boot on Brya Signed-off-by: Varshit B Pandya <varshit.b.pandya@intel.com> Change-Id: Id3ef974994fd0d447e398b365cdf01d78c94cc4c Reviewed-on: https://review.coreboot.org/c/coreboot/+/55670 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
2021-06-28mb/google/guybrush: Configure eSPI requirements before setting it upMartin Roth
When initializing eSPI early, guybrush has requirements to configure the bus properly. Those are normally run in bootblock_mainboard_early_init, but when setting up eSPI early, those have not run yet. BUG=192100564 TEST=Build along with previous patch, eSPI works on guybrush Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: Ifec6113d48aea0bb5efe47909e4faf0161148a99 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55864 Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-28soc/amd/cezanne: Add call to mb to configure eSPI requirementsMartin Roth
When initializing espi early, there may be mainboard requirements to configure the bus properly. This allows the mainboard to do that. BUG=192100564 TEST=Build along with next patch, eSPI works on guybrush Change-Id: Icc02877a09b8f8ed20fd1b04f3cee0509f1a85c5 Signed-off-by: Martin Roth <martinroth@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55863 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nikolai Vyssotski <nikolai.vyssotski@amd.corp-partner.google.com> Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-06-28mb/google/volteer/var/volet: add G2 touch supportSheng-Liang Pan
Enable G2 touchscreen support for Volet. BUG=b:185097280 TEST=emerge-volteer coreboot chromeos-bootimage Signed-off-by: Sheng-Liang Pan <sheng-liang.pan@quanta.corp-partner.google.com> Change-Id: I907356448b5d5cbf3974717654ea09cd995962f7 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55835 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-28mb/google/dedede/var/blipper: Update devicetree and gpio settingZanxi Chen
To reduce power load, set unused GPIOs to NC and close unused interface in devicetree. GPIOs and interfaces are as below: GPIO: GPP_C18/C19/D12/D14/D15/D19/D20/D21/E00/E02/H06/H07 Interface: I2C1/I2C3/I2C5 USB: port2_3/2_4/2_6 BUG=b:185044041 BRANCH=dedede TEST=Built bios and test, it reduces power load without affecting device function. Change-Id: Ib5999f0e129bf3e660fe293eda7af3e8e1426151 Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55385 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Ben Kao <ben.kao@intel.com>
2021-06-28mb/google/brya0: Add FW_CONFIG for UFCVarshit B Pandya
UFC on brya can be USB or MIPI Add FW_CONFIG bit for this option Signed-off-by: Varshit B Pandya <varshit.b.pandya@intel.com> Change-Id: I2f1492d7c769aba8da80763124dda474b32cfbfa Reviewed-on: https://review.coreboot.org/c/coreboot/+/55780 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-28mb/google/brya: Update mainboard properties for BB retimer upgradeMaulik V Vaghela
This changes updates mainboard properties by adding DFP number and power_gpio for each DFP. Reference CB:54292 BUG=b:186521258 TEST=Updated BB retimer FW from 3.4 to 3.5 without any device connected. Change-Id: I24a02fd446cb66bda9e66e59802b4deea6894273 Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55348 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
2021-06-28mb/google/dedede/var/sasukette: Update DPTF parametersTao Xia
Update DPTF parameters from internal thermal team. BUG=b:180875580 BRANCH=dedede TEST=emerge-dedede coreboot Signed-off-by: Tao Xia <xiatao5@huaqin.corp-partner.google.com> Change-Id: I4dbe3947779395903d7999627948d3e97d6cc985 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55776 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
2021-06-28src/device/dram: Add terminating new lines to printk stringsNikolai Vyssotski
BUG=b:184124605 TEST=check serial log Signed-off-by: Nikolai Vyssotski <nikolai.vyssotski@amd.corp-partner.google.com> Change-Id: I521a2541e23d047e255b0cc8068ad63dfaf70bfa Reviewed-on: https://review.coreboot.org/c/coreboot/+/55851 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
2021-06-28mb/google/dedede/var/cret: Add ssfc codec cs42l42 supportDtrain Hsu
Add cs42l42 codec support in cret. BUG=b:188623237, b:189073353 TEST=Build and boot to check functional with cs42l42 EV board. Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> Change-Id: I2c53291e07fd785c1360c05171eed634788bc665 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55091 Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-28mb/intel/adlrvp_m: Enable TCSS USB ports device pathBernardo Perez Priego
This provide a more consistent mechanism to enable corresponding USB TCSS port. BUG=b:182960979 TEST=Boot device, Type C port should operate correctly. Signed-off-by: Bernardo Perez Priego <bernardo.perez.priego@intel.com> Change-Id: Iadc0df2e6e19a5afacbb7db1ae0bc7546dbcdc1a Reviewed-on: https://review.coreboot.org/c/coreboot/+/55772 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-28mb/google/dedede/var/pirika: Update DPTF parametersAlex1 Kao
Update DPTF parameters from internal thermal team. BUG=b:190518303 BRANCH=None TEST=emerge-dedede coreboot Change-Id: I4005047e0c5f39a12c161a92fbd0afaaec1dc976 Signed-off-by: Alex1 Kao <alex1_kao@pegatron.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55716 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com> Reviewed-by: Kirk Wang <kirk_wang@pegatron.corp-partner.google.com>
2021-06-28security/intel/cbnt: Fix loggingArthur Heymans
The wrong format was used. It looks like struct bitfields are of type int according to gcc so %u needs to be used and not %lu. Change-Id: I54419d722aec0d43e6f54a4bb4eb4d899c909fec Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55847 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-28mb/google/dedede/var/pirika: Support audio AMP auto modeAlex1 Kao
Support audio AMP selection with fw_config. BUG=b:188446060 BRANCH=None. TEST=built pass Change-Id: Idf0eb2a87bfa9665e61d185e37adb90987f3cefb Signed-off-by: Alex1 Kao <alex1_kao@pegatron.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55664 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Kirk Wang <kirk_wang@pegatron.corp-partner.google.com>
2021-06-28mb/google/dedede/var/blipper: Enable ELAN touchscreenZanxi Chen
Modify driver from hid to generic(ELAN0001 that used generic driver without hid). BUG=b:191620724 BRANCH=dedede TEST=build bios and boot, touchscreen will work properly. Change-Id: Ife77d514d9906049f237edd169bc07bb53c48579 Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55718 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Tao Xia <xiatao5@huaqin.corp-partner.google.com>
2021-06-28soc/intel: Drop casts around `soc_read_pmc_base()`Angel Pons
The `soc_read_pmc_base()` function returns an `uintptr_t`, which is then casted to a pointer type for use with `read32()` and/or `write32()`. But since commit b324df6a540d154cc9267c0398654f9142aae052 (arch/x86: Provide readXp/writeXp helpers in arch/mmio.h), the `read32p()` and `write32p()` functions live in `arch/mmio.h`. These functions use the `uintptr_t type for the address parameter instead of a pointer type, and using them with the `soc_read_pmc_base()` function allows dropping the casts to pointer. Change-Id: Iaf16e6f23d139e6f79360d9a29576406b7b15b07 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55840 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Subrata Banik <subrata.banik@intel.com>
2021-06-28xeon_sp/{cpx,skx}: Add config IFD_CHIPSET 'lbg'Johnny Lin
This is needed for ifdtool -p to detect CPX and SKX Lewisburg PCH as IFDv2. Change-Id: I21df9f700aedf131a38a776e76722bf918e6af84 Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55746 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-26soc/mediatek/mt8195: Utilize the retry macroYu-Ping Wu
Make use of the retry macro intruduced in CB:55778: helpers: Introduce retry macro (Change-Id: I421e4dcab949616bd68b3a14231da744b9f74eeb) BUG=none TEST=emerge-cherry coreboot BRANCH=none Change-Id: Ieaec95e20e5bb54fcd145007cc46f21c8b7e26d2 Signed-off-by: Yu-Ping Wu <yupingso@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55779 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
2021-06-26helpers: Introduce retry macroYu-Ping Wu
Introduce a macro retry(attempts, condition, expr) for retrying a condition, which is extensively used in coreboot. Example usage: if (!retry(3, read32(REG) == 0, mdelay(1)) printk(BIOS_ERR, "Error waiting for REG to be 0\n"); BUG=none TEST=make tests/commonlib/bsd/helpers-test TEST=emerge-cherry coreboot BRANCH=none Change-Id: I421e4dcab949616bd68b3a14231da744b9f74eeb Signed-off-by: Yu-Ping Wu <yupingso@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55778 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
2021-06-26vendorcode/intel/fsp: Remove deprecated headerRonak Kanabar
FirmwareVersionInfoHob.h is removed in JSL FSP v2376 so remove it from Jasper Lake vendorcode. BUG=b:153038236 BRANCH=None TEST=Verify JSLRVP build with all the patch in relation chain and verify the version output prints no junk data observed. couple of lines from logs are as below. Display FSP Version Info HOB Reference Code - CPU = 8.7.16.10 uCode Version = 0.0.0.1 Change-Id: Iad0429630665f50dbc1541487c9061dd1a19907c Signed-off-by: Ronak Kanabar <ronak.kanabar@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45908 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-26soc/intel/jasperlake: Select DISPLAY_FSP_VERSION_INFO_2Ronak Kanabar
Select DISPLAY_FSP_VERSION_INFO_2 for Jasper Lake soc. BUG=b:153038236 BRANCH=None TEST=Verify JSLRVP build with all the patch in relation chain and verify the version output prints no junk data observed. couple of lines from logs are as below. Display FSP Version Info HOB Reference Code - CPU = 8.7.16.10 uCode Version = 0.0.0.1 Change-Id: If68b704c4304357b0046a510545fc213d7ed5887 Signed-off-by: Ronak Kanabar <ronak.kanabar@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45907 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-26soc/intel/cache_as_ram.S: Fix CAR issues with BootguardArthur Heymans
It looks like the 'clear_car' code does not properly fill the required cachelines so add code to fill cachelines explicitly. Change-Id: Id5d77295f6d24f9d2bc23f39f8772fd172ac8910 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55791 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Christopher Meis <christopher.meis@9elements.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Reviewed-by: Christian Walter <christian.walter@9elements.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-26mb/google/brya/variants/primus: init overridetree for PrimusCasper Chang
init overridetree.cb based on the schematic ver MB_20210616C. BUG=b:191897776, b:191897775 Signed-off-by: Casper Chang <casper_chang@wistron.corp-partner.google.com> Change-Id: I185b36e34d24b703092e3798e91c70ce3912b11f Reviewed-on: https://review.coreboot.org/c/coreboot/+/55682 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-25mb/facebook/fbg1701/fbg1701/vboot-rw.fmd: Correct FMD statementFrans Hendriks
CB:55452 uses FMAP instead of "cbfs master header". The flash size statement in vboot-rw.fmd does not contain the start address, resulting in a non-booting system. Add start address to FLASH statement. BUG = N/A TEST = Boot Facebook FBG1701 Change-Id: Id05ad33babb416a37c657b25cdb1e98d47c1a56d Signed-off-by: Frans Hendriks <fhendriks@eltan.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55754 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
2021-06-25mb/google/{octopus,reef}: Fix size of SI_BIOS region in default.fmdMatt DeVillier
0xf7f000 - 0x1000 = 0xf7e000, not 0xf6f000. This fixes build failure when selecting the option to validate the layout using the flash descriptor (CONFIG_VALIDATE_INTEL_DESCRIPTOR) Test: build google/casta successfully with IFD validation selected Change-Id: I6df67f76f5d766a9f4f85ffc3e1f0de4a241f509 Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55815 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Paul Menzel <paulepanter@mailbox.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25security/intel/cbnt: Remove fixed size requirementArthur Heymans
The CBnT provisioning tooling in intel-sec-tools are now cbfs aware and don't need to have a fixed size at buildtime. Tested on OCP/Deltalake with CBnT enabled. Change-Id: I446b5045fe65f51c5fa011895cd56dbd25b6ccc7 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55821 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Christopher Meis <christopher.meis@9elements.com> Reviewed-by: Christian Walter <christian.walter@9elements.com> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25Asm code: Use NO_EARLY_BOOTBLOCK_POSTCODES to remove Asm port80sMartin Roth
Expand NO_EARLY_BOOTBLOCK_POSTCODES to all of the early assembly code in bootblock. BUG=b:191370340 TEST: Build with & without the option enabled Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: Idb4a96820d5c391fc17a0f0dcccd519d4881b78c Reviewed-on: https://review.coreboot.org/c/coreboot/+/55731 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Nico Huber <nico.h@gmx.de> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
2021-06-25mb/google/brya/variants/primus: add dram part idMalik_Hsu
This change adds mem_parts_uesd.txt that contains the only memory parts used by primus for Proto build and Makefile.inc generated by gen_part_id.go using mem_parts_used.txt. BUG=b:186091208,b:189169995 Signed-off-by: Malik_Hsu <malik_hsu@wistron.corp-partner.google.com> Change-Id: I423fd9ad4349c51c6e6b166734ae706509d6ac3e Reviewed-on: https://review.coreboot.org/c/coreboot/+/55748 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
2021-06-25mb/google/volteer/var/chronicler: add chronicler memory configuration and ↵Sheng-Liang Pan
gpio and devicetree settings add memory configuration for chronicler, based on schematic and gpio table, update gpio and devicetree settings for chronicler. BUG=b:187318819 BRANCH=None TEST=FW_NAME=chronicler emerge-volteer coreboot chromeos-bootimage verify bootable with chronicler Signed-off-by: Sheng-Liang Pan <sheng-liang.pan@quanta.corp-partner.google.com> Change-Id: Id5524b97a236dcc64d18ab1cd2ce13f6bb2d998f Reviewed-on: https://review.coreboot.org/c/coreboot/+/55340 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/apollolake: Drop `xdci_can_enable()` callAngel Pons
The `xdci_can_enable()` function is called earlier to configure FSP-S UPDs. If it returned false, then the xDCI device will be disabled and the second `xdci_can_enable()` call will never be evaluated. Change-Id: I4bd08e3194ffccc79c8feaf8f34b2bb4077f760a Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55789 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/alderlake: Fix the typo for FSP_S_CONFIG paramV Sowmya
This patch fixes the typo introduced in commit b03cadf for renaming FSP_S_CONFIG param name to s_cfg. Signed-off-by: V Sowmya <v.sowmya@intel.com> Change-Id: I0a9b500e528c68033008f3f8955d6c9c9ba8a737 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55831 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Maulik V Vaghela <maulik.v.vaghela@intel.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com> Reviewed-by: Subrata Banik <subrata.banik@intel.com>
2021-06-25mb/facebook/fbg1701/fbg1701/Kconfig: Update VBOOT key locationFrans Hendriks
Error Could not add [key.vbpubk]: too big occurs, when Eltan verified boot is enabled. Update value of VENDORCODE_ELTAN_VBOOT_KEY_LOCATION. BUG = N/A TEST = Boot Facebook FBG1701 with Eltan verified boot enabled. Change-Id: I1faecd189915985df633ac74627fd872ce8867f0 Signed-off-by: Frans Hendriks <fhendriks@eltan.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55755 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-25soc/intel/apollolake/xdci.c: Use `dev` parameterAngel Pons
The `dev` parameter already points to the xDCI device. Change-Id: I122cc642c86b30804dd1176f77f4e2e1ebea4aa0 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55788 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/skylake: Use `devfn_disable()` to handle XDCIAngel Pons
Done for consistency with other Intel SoCs. This allows moving the pattern inside a helper function. Change-Id: If95c4b6c1602e56436150a931210692f14630694 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55787 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/skylake: Use `is_devfn_enabled()`Angel Pons
Use the `is_devfn_enabled()` function for the sake of brevity. Change-Id: Ic848767799e165200f26c2d5a58fbd3b72b9c240 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55786 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25mb/google/octopus: add audio codec into SSFC support for Garg/GarfourKevin Chiu
BUG=b:191213716 BRANCH=octopus TEST=adjust SSFC value of CBI to select RT5682 or DA7219 then check whether device tree is updated correspondingly by disabling unselected one. Signed-off-by: Kevin Chiu <kevin.chiu@quantatw.com> Change-Id: I2d5738442d2c173fd5b4802d8b5dff76b428c6f7 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55564 Reviewed-by: Marco Chen <marcochen@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25edk2-stable202005: Update MdePkg/Include/IndustryStandard/SmBios.hRonak Kanabar
Update MdePkg/Include/IndustryStandard/SmBios.h to avoid compilation errors through safeguarding definitions with DISPLAY_FSP_VERSION_INFO_2 Kconfig. BUG=b:153038236 BRANCH=None TEST=Verify JSLRVP build with all the patches in relation chain and verify the version output prints no junk data observed. Couple of lines from logs are as below. Display FSP Version Info HOB Reference Code - CPU = 8.7.16.10 uCode Version = 0.0.0.1 Change-Id: I9698861be1f969ddca7f171767a54ac486502c74 Signed-off-by: Ronak Kanabar <ronak.kanabar@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45906 Reviewed-by: Subrata Banik <subrata.banik@intel.com> Reviewed-by: Maulik V Vaghela <maulik.v.vaghela@intel.com> Reviewed-by: Werner Zeh <werner.zeh@siemens.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/common/cse: Add support for sending CSE End-of-Post messageTim Wawrzynczak
The CSE expects the boot firmware to send it an End-of-Post message before loading the OS. This is a security feature, and is done to ensure that the CSE will no longer perform certain sensitive commands that are not intended to be exposed to the OS. If processing the EOP message fails in any way on a ChromeOS build, (and not already in recovery mode), recovery mode will be triggered, otherwise the CSME BWG will be followed, which is in the following commit. BUG=b:191362590 Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: I6f667905f759cc2337daca4cc6e09694e68ab7e8 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55631 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Subrata Banik <subrata.banik@intel.com> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
2021-06-25mb/google/guybrush: Change ACPI HID for machine driverYu-Hsuan Hsu
To avoid from using same the name AMDI5682 as Zork, changing to use AMDI1019. The corresponding kernel change is on CL:2929864 BUG=b:189297564 TEST=Audio works with the corresponding kernel change. Cq-Depend: chromium:2929864 Signed-off-by: Yu-Hsuan Hsu <yuhsuan@google.com> Change-Id: Ie89302f3b6cd3edb8253b909fde4722c2ea1e102 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55508 Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25soc/intel/alderlake: Update s0ix cstate tableBernardo Perez Priego
Cstate C7 is not supported in ADL, replacing this unsupported state with C6 in the s0ix cstate table. BUG=None TEST=Boot device to OS. Print supported CStates and latencies. Signed-off-by: Bernardo Perez Priego <bernardo.perez.priego@intel.com> Change-Id: I471f71481d337e3fafa4acab7fe8a39677c8710c Reviewed-on: https://review.coreboot.org/c/coreboot/+/55734 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Sukumar Ghorai <sukumar.ghorai@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25mb/asus/p5q_se: Add initial supportAlice Sell
This motherboard is almost identical to the ASUS P5QL PRO, with the only noticeable difference being that the ASUS P5Q SE has a P45 MCH while the P5QL PRO has a P43 MCH. Few changes were required. Signed-off-by: Hunter Sell <alicelyralain@gmail.com> Change-Id: I36612bac16a79f05f3fe57e535e4ba3c73790a86 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55698 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-25cpu/qemu-x86/Kconfig: Drop redundant selectsAngel Pons
The `ARCH_POSTCAR_X86_32` and `ARCH_POSTCAR_X86_64` options are already selected indirectly. There's no need to explicitly select them. Change-Id: Iaa2e99e6f0765741fc5af67180d116bb6cc23d38 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55757 Reviewed-by: Patrick Rudolph <siro@das-labor.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-25mb/google/brya: add generic LPDDR4 SPDs for GimbleMark Hsieh
Add Makefile.inc to include three generic LPDDR4 SPDs for the following parts for Gimble: DRAM Part Name DRAM ID to assign MT53E512M32D2NP-046 WT:E 0 (0000) H9HCNNNCPMMLXR-NEE 1 (0001) H9HCNNNBKMMLXR-NEE 0 (0000) BUG=b:191574298 TEST=USE="project_gimble emerge-brya coreboot" and verify it builds without error. Signed-off-by: Mark Hsieh <mark_hsieh@wistron.corp-partner.google.com> Change-Id: I60f95ac5ed7f3134882f6580335ec33632676796 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55735 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
2021-06-25mb/google/brya/variants/gimble: set up gpioMark Hsieh
Set the GPIO configuration of gimble BUG=b:191213263 Signed-off-by: Mark Hsieh <mark_hsieh@wistron.corp-partner.google.com> Change-Id: I667943578a2bf58cc5841564b8df5b6469d7594b Reviewed-on: https://review.coreboot.org/c/coreboot/+/55717 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-24mb/google/trogdor: Add new vaviant mrblandZanxi Chen
New boards introduced to trogdor family. BUG=b:191800434 BRANCH=none TEST=make Change-Id: I93b74e79188bd0cc36c8b48e552230ae0d6f593a Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55782 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
2021-06-24arch/x86/bootblock.ld: Align the bottom of the bootblock to 64 bytesArthur Heymans
Align the bootblock size to 64 bytes because: - cachelines are often 64 bytes large - Bootguard/CBnT requires a 64 byte alignment Change-Id: I69cdacdd15bfca1b91b6f271f2ff76889969fd91 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55046 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
2021-06-24soc/intel/cache_as_ram.S: Fix SOC_INTEL_APOLLOLAKEArthur Heymans
Intel Apollolake does not support the bootguard MSRs 0x139 MSR_BC_PBEC and 0x13A MSR_BOOT_GUARD_SACM_INFO. Change-Id: Ief40028a1c85084e012a83db8080d478e407487b Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55784 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
2021-06-24soc/intel/cache_as_ram.S: Add macro to detect bootguard nemArthur Heymans
Change-Id: I3867fce29d23b647fad9845b9a5c08bb949fa354 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55783 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Patrick Georgi <pgeorgi@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-24soc/intel/alderlake: Update mainboard_memory_init_params() argumentSubrata Banik
This patch updates mainboard_memory_init_params() function argument from FSPM_UPD to FSP_M_CONFIG. Ideally mainboard_memory_init_params() function don't need to override anything other than FSP_M_CONFIG UPDs hence passing config block alone rather passing entire FSP-M UPD structure. Change-Id: I238870478a1427918abf888d71ba9c9fa80d3427 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55785 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-24soc/intel/alderlake: Refactor soc_silicon_init_params functionSubrata Banik
This patch create separate helper functions to fill-in required FSP-S UPDs as per IP initialization categories. This would help to increase the code readability and in future meaningful addition of FSP-S UPDs is possible rather adding UPDs randomly. TEST=FSP-S UPD dump shows no change without and with this code change. Change-Id: Iba51aebc74456449e24e51e2f309f14f951464a0 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55233 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-24soc/intel/alderlake: Rename FSP_S_CONFIG variable from params to s_cfgSubrata Banik
Align FSP-S UPD structure (FSP_S_CONFIG) variable name (s_cfg) as FSP-M UPD structure variable (m_cfg). TEST=Able to build and boot ADLRVP to ChromeOS. FSP-S UPD dump shows no change in UPD values with this CL. Change-Id: I795f733f5f0cc64d3a556a1cd401323b35ba5a23 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55510 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-24soc/intel/alderlake: Refactor platform_fsp_silicon_init_params_cb functionSubrata Banik
Align platform_fsp_silicon_init_params_cb() function implementation with romstage/fsp_params.c file platform_fsp_memory_init_params_cb() as: |- Override FSP-S Arch UPD(s) using arch_silicon_init_params(). |- Override FSP-S SoC UPDs using soc_silicon_init_params(). |- Override FSP-S Mainboard UPDs using mainboard_silicon_init_params(). TEST=FSP-S UPD dump shows no change without and with this code change. Change-Id: I4cf0b8423fb4038a7feddd97ff585027b3012605 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55293 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-24mb/google/guybrush: configure eSPI mux on psp_verstageKangheui Won
Temporarily set eSPI mux in verstage_mainboard_early_init. Ideally cezanne code should have common function to do this and mb-specific code would just call it, but for now PCI access doesn't work in the PSP so we can't do it. AMD team confirmed that the current PSP doesn't configure LPC so we don't have to disable LPC when configuring eSPI mux so we can temporarliy skip the LPC part here. BUG=b:183149183 TEST=boot guybrush with psp_verstage Signed-off-by: Kangheui Won <khwon@chromium.org> Change-Id: I8317409fa5efd1adffc184d75affbb4d305183f2 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55406 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2021-06-24vc/mediatek/mt8195: Allow adjusting DRAM voltage in DRAM calibrationRyan Chuang
To support DRAM HQA HV/LV test, add an interface for adjusting the DRAM voltage in DRAM fast calibration flow. Normal boot flow will not be affected. Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: I4dbb4cb546e6e60693743ffe26b0df28ea501618 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55752 Reviewed-by: Yu-Ping Wu <yupingso@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-24mb/google/cherry: Implement regulator interfaceRex-BC Chen
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com> Change-Id: Iab58edd019ccf9130e96fae55f147ab20cd0f45b Reviewed-on: https://review.coreboot.org/c/coreboot/+/55751 Reviewed-by: Yu-Ping Wu <yupingso@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-24mb/google/cherry: Initialize DPM in romstageRyan Chuang
Add initialization of DPM drvier used by DRAM calibration test. Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: I8bd10864267dfa4db8528d40483eccee2d05c1d3 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55775 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
2021-06-24mb/google/cherry: Add mt6360 driver for PMIC accessRyan Chuang
Add initialization of mt6360 drvier used by DRAM calibration test. Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: Id74835d8395afac9e7e2c987a0a033f1b524fbfb Reviewed-on: https://review.coreboot.org/c/coreboot/+/55750 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
2021-06-24soc/mediatek/mt8195: Support 4 channel DRAM in DPM init flowRyan Chuang
Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: If2e9d8a4dcfad28c48a2b5fa7c92f70fae879e67 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55749 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
2021-06-23mb/google/guybrush: Indicate the presence of ACP DMICKarthikeyan Ramasubramanian
In order to enable ACP DMIC hardware runtime detection, indicate that ACP DMIC is present. BUG=b:182960979 TEST=Build and boot to OS in guybrush. Ensure that the _WOV ACPI method is populated in the ACP device. Change-Id: I9a53d158ed08a6b46c29bcb8fe3a2a0d108bd6cd Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55030 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/amd/common/acp: Populate _WOV ACPI methodKarthikeyan Ramasubramanian
In order to support Audio Co-processor (ACP) DMIC hardware runtime detection on the platform, ACPI _WOV method is populated on the concerned ACP device. This method returns the ACPI Integer value as 1 if ACP DMIC exists on the platform. BUG=b:182960979 TEST=Build and boot to OS in guybrush. Ensure that the _WOV ACPI method is populated under the scope of ACP device. Scope (\_SB.PCI0.GP41.ACPD) { Method (_WOV, 0, NotSerialized) { Return (One) } } Change-Id: Ide84f45f5ea2ae42d5efe71ac6d1595886157045 Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55029 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/amd/cezanne: Init eSPI early if requiredMartin Roth
If the NO_EARLY_BOOTBLOCK_POSTCODES config option is enabled, configure eSPI as early as possible in the x86 boot sequence. We found that there are situations that can cause the system to hang if there are any port80h postcodes sent out before eSPI is initialized. BUG=b:191370340 TEST=Build & Boot with and without NO_EARLY_BOOTBLOCK_POSTCODES enabled. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I0badb1c529e96ee4f81134287db53ce32473de6e Reviewed-on: https://review.coreboot.org/c/coreboot/+/55732 Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23mb/google/guybrush: Add guybrush specific AMDFW config fileMartin Roth
This takes the "generic" AMD firmware config file from the cezanne directory and removes pieces unnecessary for guybrush. Removed: - PSPTRUSTLETS_FILE TypeId0x0C_FtpmDrv_CZN.csbin - PSP_MP2FW0_FILE TypeId0x25_Mp2Fw_CZN.sbin - PSP_KVM_ENGINE_DUMMY_FILE TypeId0x29_KvmEngineDummy.csbin - DRTMTA_FILE TypeId0x47_DrtmTA_CZN.sbin - PSP_MP2CFG_FILE MP2FWConfig.sbin BUG=b:187103438 TEST=Build & Boot Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I5a0ed1edd7616a890f906b7f3e4a7d364758ca47 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55743 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-06-23mb/google/dedede/var/magolor: Enable weida touchscreen for magisterDavid Wu
Add weida touchscreen support for magister. BUG=b:191633024 BRANCH=dedede TEST=Build and verify that touchscreen works on magister. Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com> Change-Id: I3de6a84d2d58ef87f0ae13e8a117a980a0210ac4 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55708 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Randy Lai <randy.lai@weida.corp-partner.google.com>
2021-06-23soc/amd/common/block/cpu/noncar/memmap: move BERT region back into CBMEMFelix Held
The original reason the BERT table was moved out of CBMEM was because the OS was not able to access the region. This happened because the CBMEM region was marked as type 16 in the e820 table. The OS isn't aware of this type, so it prevents any drivers from accessing it. Depthcharge now correctly labels the CBMEM region as reserved in the e820 table so we can move the BERT table into CBMEM. TEST=BERT ACPI table generation still works on AMD/Mandolin with SeaBIOS as payload and BERT region inside CBMEM is inside a BIOS-e820 reserved range. BERT generation also works on Zork with depthcharge. Link: https://crrev.com/c/2939677 Signed-off-by: Raul E Rangel <rrangel@chromium.org> Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Ie640e91c19ae5f9b275cc333284b4be34211fbf6 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55279 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
2021-06-23mb/google/dedede/var/sasukette: Change ELAN touchpad driverZhi Li
Use drivers/i2c/hid can't update firmware by kernel update script, so change to drivers/i2c/generic. BUG=b:188602529 BRANCH=dedede TEST=can update ELAN touchpad firmware(277.0_1.0) by kernel script Change-Id: I3592403fe5d0f8d0f67059f8296277e3c028c117 Signed-off-by: Zhi Li <lizhi7@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55248 Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Tao Xia <xiatao5@huaqin.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23mb/{fb/fbg1701,portwell/m107}: Don't select HAVE_FSP_BINArthur Heymans
This selected by default if 3rdparty/fsp is used. There is no need to override this behavior in the mainboard Kconfig. Change-Id: I01ee2e90e0eceaa3100d911b5460cf99f413b185 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55453 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
2021-06-23mb/facebook/fbg1701/Kconfig: Correct dependencyFrans Hendriks
Config items depends on USE_VENDORCODE_ELTAN but are VBOOT specific. Correct dependency of these items on VENDORCODE_ELTAN_VBOOT. BUG = NA TEST = Boot facebook FBG-1701 with possible combinations of Eltan security. Signed-off-by: Frans Hendriks <fhendriks@eltan.com> Change-Id: Icd1c3e5c70ca562190308752f45aac734826649a Reviewed-on: https://review.coreboot.org/c/coreboot/+/52132 Reviewed-by: Paul Menzel <paulepanter@mailbox.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/common: Fix X2APIC NMI entry in ACPI MADTKyösti Mälkki
For X2APIC mode, replicate the APIC NMI entry flags and intention to address all the logical processors. Change-Id: I9c0537a3efba942329f80d7cfdbd910b8958516f Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55182 Reviewed-by: Lance Zhao Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23mb/intel/sm: Skip FSP to program UART0Subrata Banik
Set "SerialIoUartMode" for UART0 as PchSerialIoSkipInit Change-Id: Idc7da7bf38634c04b0f4acd4c7c2ea9fa88545e5 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55207 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: V Sowmya <v.sowmya@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/elkhartlake: Use is_devfn_enabled() for Device4Enable UPDSubrata Banik
1. Replace pcidev_path_on_root() and is_dev_enabled() functions combination with is_devfn_enabled() while enabling Thermal config. 2. Remove unused local variable of device structure type (struct device *). Change-Id: Icc2a44d6d3f1a78bf47354049dd9e2a0ed2282ba Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55728 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Lean Sheng Tan <lean.sheng.tan@intel.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-23soc/intel/alderlake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I5e10e5d0b80986e1e73573a86a957985840fe0b3 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55727 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/cannonlake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I64ab77bc49d93aca1da0126d849e69ff75b182a3 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55726 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/elkhartlake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I8ca0813e18da0f95eb9293b6d0bbdf933a1e7039 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55725 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Lean Sheng Tan <lean.sheng.tan@intel.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/icelake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I568cd39792eba1bbace4901e96d708d80f73c60a Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55724 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/jasperlake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I038e43deead70d598cf26f320dd9993f17591b88 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55723 Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/tigerlake: Use devfn_disable() function for XDCISubrata Banik
Use devfn_disable() for disabling a PCI device rather than using `dev->enabled = 0`. Also, use is_devfn_enabled() to get the device current state prior updating the FSP-S UPD for XDCI. TEST=FSP-S disabled XDCI when `xdci_can_enable` returns 0 and XDCI is disabled at PCI enumeration `PCI: 00:14.1: enabled 0`. Change-Id: I0e400ded7ba268a5f289b0ac568598e0dad1899a Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55722 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-23soc/intel/icelake: Make use of is_devfn_enabled() functionSubrata Banik
1. Replace all pcidev_path_on_root() and is_dev_enabled() functions combination with is_devfn_enabled(). 2. Remove unused local variable of device structure type (struct device *). 3. Replace pcidev_path_on_root() and dev->enabled check with is_devfn_enabled() call. 4. Leave SATA, eMMC controller FSP UPDs at default state if controller is not enabled and FSP UPDs are set to disable. TEST=Able to build and boot without any regression seen on ICLRVP. Signed-off-by: Subrata Banik <subrata.banik@intel.com> Change-Id: Id6861af3b5d1ce4f44b6d2109301bd4f5857f324 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55721 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-23soc/mediatek/common: Add DPM_FOUR_CHANNEL optionRyan Chuang
Add DPM_FOUR_CHANNEL option for 4 channel configuration for DPM. Publicize reset_dpm() as dpm_reset() for external reference. Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: If6e0d5c4d16a7ddd69c4a427488f8899870db327 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55719 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
2021-06-23soc/mediatek/mt8195: Add DPM firmware filesRyan Chuang
Signed-off-by: Ryan Chuang <ryan.chuang@mediatek.corp-partner.google.com> Change-Id: I51e8ebf5a75ac629bed51665e12bafa740b4b81d Reviewed-on: https://review.coreboot.org/c/coreboot/+/55711 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
2021-06-23soc/mediatek/mt8195: Add mt6360 driver for PMIC accessAndrew SH Cheng
Signed-off-by: Andrew SH Cheng <andrew-sh.cheng@mediatek.com> Change-Id: Ieaf234f35f2b7d440bdf1e6ec4c455af7b311623 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55710 Reviewed-by: Yu-Ping Wu <yupingso@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22soc/amd/common: Add GPIO config for native func w/ output driveMartin Roth
Our existing native function gpio configuration macro (PAD_NF) only sets the pull. For PCIe reset, we now need to be able to set it to its native function (PCIE_RST_L), and drive it low, then high. BUG=b:182805349 TEST=Configure GPIO, see correct behavior. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I636371517c99f94f76834abc4575795d51aa0368 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55652 Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22mb/google/guybrush: Only enable early port80s if using psp_verstageMartin Roth
PSP_Verstage will enable eSPI early in the boot sequence. If the platform isn't using psp_verstage, the system can hang on the first port 80h postcode that comes out because they aren't routed to an active device until eSPI is configured. BUG=b:191370340 TEST=Build without PSP_Verstage, verify system doesn't hang. Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I37fbb251cd79609b856c4480ca29ce94b08897d7 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55738 Reviewed-by: Rob Barnes <robbarnes@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22soc/intel/common: Unbreak masterTim Wawrzynczak
Commit 54b03569c moved a call to cse_trigger_recovery () around, and commit 09635f418 renamed the function, but was tested before the first commit was submitted, thus breaking the tree. Fix it. Change-Id: If21ea0c1ebf9ce85c59ee25ec7f879abde2e3259 Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55766 Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Felix Held <felix-coreboot@felixheld.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22soc/intel/common/block/cse: Move cse_trigger_recovery functionTim Wawrzynczak
This function could be applicable in situations other than just for the CSE Lite SKU, therefore move this from cse_lite.c to cse.c Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: Ibc541f2e30ef06856da10f1f1219930dff493afa Reviewed-on: https://review.coreboot.org/c/coreboot/+/55673 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22mb/intel/adlrvp: Update Mainboard part number and VendorMeera Ravindranath
dmidecode output should match with the CrOS kernel updated string. TEST=dmidecode grep "Manufacturer" = Intel Corporation dmidecode grep "Product name" = Alder Lake Client Platform Signed-off-by: Meera Ravindranath <meera.ravindranath@intel.com> Change-Id: I7cce423de624e7056e88b52a1443c554fd9123bc Reviewed-on: https://review.coreboot.org/c/coreboot/+/51408 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Anil Kumar K <anil.kumar.k@intel.com> Reviewed-by: Subrata Banik <subrata.banik@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-06-22mb/google/brya/variants/primus: set up gpioMalik_Hsu
Set the GPIO configuration of primus BUG=b:190643562 Signed-off-by: Malik_Hsu <malik_hsu@wistron.corp-partner.google.com> Change-Id: I405561ae8a44d95ffdc526241f9c52761f67ed35 Reviewed-on: https://review.coreboot.org/c/coreboot/+/55404 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2021-06-22soc/intel/{apl,cnl}: Remove FSP CAR optionArthur Heymans
One of the reason FSP-T support had to be kept in place was for Intel Bootguard. This now works with native CAR code, so there is no reason to keep FSP-T as an option for these platforms. APL did not even build with FSP_CAR and finding FSP-T using walkcbfs was only recently fixed using FMAP, so there can be no doubt that this option was never used with coreboot master. Change-Id: I0d5844b5a6fd291a13e5f467f4fc682b17eafa63 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55518 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-22soc/intel/car: Add support for bootguard CARArthur Heymans
Bootguard sets up CAR/NEM on its own so the only thing needed is to find free MTRRs for our own CAR region and clear that area to fill in cache lines. TESTED on prodrive/hermes with bootguard enabled. Change-Id: Ifac5267f8f4b820a61519fb4a497e2ce7075cc40 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36682 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
2021-06-22soc/intel/common/cache_as_ram.S: Add macro to clear CARArthur Heymans
Add a macro to clear CAR which is replicated 3 times in this code. TEST: with BUILD_TIMELESS=1 the resulting binary is identical. Change-Id: Iec28e3f393c4fe222bfb0d5358f815691ec199ae Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37191 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2021-06-22soc/intel/common/cache_as_ram.S: Add macro to find a free MTRRArthur Heymans
This adds a macro to find an available MTRR(s) to set up CAR. This added complexity is not required on bootpaths without bootguard but with bootguard MTRR's have already been set up by the ACM so we need to figure out at runtime which ones are available. Change-Id: I7d5442c75464cfb2b3611c63a472c8ee521c014d Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37190 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
2021-06-22mb/asus/p8h61-m_pro_cm6630: Add initial supportAlice Sell
This motherboard is somewhat similar to the p8h61-m_pro, but also different. It has two exposed RAM slots with a pinout for four, and it's an OEM variant used in PCs ASUS sold in stores. Signed-off-by: Hunter Sell <alicelyralain@gmail.com> Change-Id: Id08349feb0aeaf21406f814f6d19bbe0d9312a4d Reviewed-on: https://review.coreboot.org/c/coreboot/+/55661 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2021-06-22nb/intel/haswell/pcie.c: Avoid needless deathAngel Pons
Using `config_of(dev)` to access `dev->chip_info` will make coreboot die if the latter is NULL, which is the case for devices detected at runtime (i.e. not statically declared in the devicetree). Given that the code is designed to work when the PEG config is all-zeroes (devicetree default), dying because `dev->chip_info` is NULL is foolish and unwarranted. Introduce a helper function that returns a pointer to devicetree config when available, and otherwise returns a pointer to a zero-filled static struct. In addition, avoid an out-of-bounds access in the very unlikely case where the device's function is too large. Tested on Asrock B85M Pro4, can now boot when `device pci 01.0 on end` is commented out in its devicetree. Without this commit, it could not. Change-Id: Ia2d3a03da9eab601fb834b0c51a8a51c9ae14c33 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/55690 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de>