Issue #495 has been updated by Jon Murphy.
Uploaded https://review.coreboot.org/c/coreboot/+/75874 to address this.
---------------------------------------- Bug #495: Stoney not booting PSPSecureOS -- Graphics driver takes 30 minutes to start https://ticket.coreboot.org/issues/495#change-1543
* Author: CoolStar Organization * Status: Response Needed * Priority: High * Category: chipset configuration * Target version: none * Start date: 2023-06-14 * Affected versions: 4.21, 4.15, 4.16, 4.17, 4.18, 4.19, master * Affected hardware: stoney * Affected OS: Windows 10, Windows 11 ---------------------------------------- Windows 11 Graphics driver takes 30 minutes to start on Stoney due to missing PSPSecureOS. Windows 10 20H2 and newer hangs on boot (potentially from the same thing)