MrChromebox

> I believe on this Chromebook SDHC is not a PCI device. > > For future reference, this is "lspci -vvv" on the original chromeos, latest (end of life) version:...

> Right. So I currently have stock firmware + seabios - which as you say is not exposing sdhci controller by pci. The question is do we have a way...

sadly I don't have any other ideas currently

so firmware wise, there hasn't been much change to Stoneyridge in quite some time, though there was a change to the SMU (power mgmt) firmware back in Oct 2023. So...

drop me an email or ping me on Discord and I'll sort you out to flash an older build / test version

> i would like to try the older firmware as well there's no reason for multiple people to try the same thing, especially when it didn't work for the first...

I don't have this device to test, and nothing jumps out in the code/commit history. but nobody here has even bothered to report what OS they are using so...

> This problem occurs both under win10 and win11 the chrultrabook forums are the place to go for Windows support

sounds like ChromeOS was doing something with the PD controller to adjust the charge rate that Linux isn't

> Hi @MrChromebox, I just saw this commit in your coreboot repo [MrChromebox/coreboot@89de0a9](https://github.com/MrChromebox/coreboot/commit/89de0a92d1f2c4d52e590db7b3df00c7ea780f8a) , will this commit impact the UMA size for Lenovo Thinkpad Yoga C13 (Morphius) ? not at...