> Date: Tue, 31 Jan 2023 23:40:03 +0100 > From: Mark Kettenis <[email protected]> > > > From: Edward Vielmetti <[email protected]> > > Date: Tue, 31 Jan 2023 09:22:29 -0500 > > > > Thanks to @[email protected] (Peter Hessler) for > > the pointer to the group. > > > > By way of introduction, I worked on the "Works on Arm" > > project at Packet (and then Equinix) for a couple of years, > > doing platform enablement mostly for Linux on ThunderX, > > Centriq, ThunderX2, eMag, and Altra processors. Off that > > project now, but it's still going. > > > > Previous to that, some years ago I was at Arbor Networks > > when their product was built on top of OpenBSD. > > > > Along the way I picked up a Lenovo Yoga C630 "WOS" > > (Windows on Snapdragon) laptop, with a Snapdragon 850 > > SOC. It's running Windows 10 on Arm now, but I'd happily > > boot into OpenBSD to the extent that's possible. The expected > > use is to have it plugged in to Ethernet and on the network > > at home but not to use wifi or touchscreen or audio or 4G or really > > anything fancy. > > > > Didn't see any notes specifically about this device, though > > I know there has been some work on the Linux side. > > OpenBSD/arm64 runs on a few snapdragon 7c and 8c laptops now. Unlike > Linux, OpenBSD includes some basic support to run in ACPI mode on > these. That means that OpenBSD runs on these out of the box. It's > just a matter of disabling secure boot, insert a usb stick with the > arm64 snapshot miniroot72.img and select that usb stick as your boot > device. > > We did pre-emptively add some support for older snapdragon SoCs. Not > sure if that covers the 850. But it is definitely worth a try. And > if you get some white-on-blue text on the screen there is a good > chance we can make it work with fairly limited effort.
Oh, and if you get it to boot, be careful with installing on the internal eMMC or UFS storage. Blindly overwriting things is likely to destroy essential firmware. Best to talk to use before doing that.
