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⇱ Coreboot 26.03 Released With Support For Intel Panther Lake - Phoronix


👁 Phoronix

Coreboot 26.03 Released With Support For Intel Panther Lake

Written by Michael Larabel in Coreboot on 30 March 2026 at 11:22 AM EDT. 1 Comment
Coreboot 26.03 was christened today as the newest quarterly feature release for this open-source system firmware implementation that strives to replace proprietary BIOS/firmware. Most notable with Coreboot 26.03 is full support for Intel Core Ultra Series 3 Panther Lake SoCs.

Coreboot 26.03 brings full support for Intel Panther Lake SoCs. Intel engineers continue working on Coreboot for client processors primarily for meeting Google Chrome OS design requirements. Occasionally we also see such ports used in turn by the likes of System76 with their laptops too. For Coreboot 26.03, besides bringing up the SoC support there is just support for the Pantherlake CRB as the reference motherboard design and no released laptops/motherboards.

👁 Intel Panther Lake overview


Besides the Panther Lake reference motherboard, Coreboot 26.03 also adds upstream support for the Qotom qdnv01 mini PC powered by Intel Atom "Denverton", Siemens MC EHL7 and EHL8 motherboards, and the Star Labs Starbook Horizon laptop powered by an Intel Core i3 N305.

Coreboot 26.03 also ships improvements to its CFR-based runtime configuration, increased SMMSTORE capacity, TPM updates, security hardening improvements, Qualcomm X1P42100 X1 Plus enablement updates, and the AMD EPYC TUrin proof-of-concept was updated for SPI TPM initialization changes. Intel Meteor Lake with Coreboot also switched to relying on the Intel Arrow Lake FSP packages.

More details on today's Coreboot 26.03 release can be found via Coreboot.org.

Looking out on the horizon for Coreboot and hopefully to find upstream later this year is AMD openSIL + Coreboot for a readily available AMD EPYC 9005 1P motherboard from Gigabyte thanks to the work by 3mdeb as well as .

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.