[coreboot] [coreboot - Bug #517] (New) lenovo x230 boot stuck with connected external monitor

[Vasily Evseenko]

Issue #517 has been reported by Vasily Evseenko.

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Bug #517: lenovo x230 boot stuck with connected external monitor
https://ticket.coreboot.org/issues/517

* Author: Vasily Evseenko
* Status: New
* Priority: High
* Target version: none
* Start date: 2023-12-04
* Affected versions: 4.21
* Affected hardware: Lenovo x230
* Affected OS: any
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Coreboot releases 4.21 and 4.22.01 have a bug.
If lenovo x230 laptop has connected external monitor then boot stuck on Seabios greeting.
Boot without external monitor always succeeded.
Last release without bug is 4.20.1
Coreboot config attached.

---Files--------------------------------
.config (19.4 KB)