Date: Mon, 21 Jul 2025 13:37:03 -0400 From: Michael Butler <imb@protected-networks.net> To: Warner Losh <imp@bsdimp.com>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: FreeBSD 15 snapshot with UFS Flash Message-ID: <85c4b568-d9d8-4ceb-8813-08d7321ae977@protected-networks.net> In-Reply-To: <CANCZdfqtxxbV9m%2Bf=3Fsk2BE7WxT203wfSh%2B%2BsKWp6FJhN82Sw@mail.gmail.com>
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On 7/21/25 13:20, Warner Losh wrote: > Greetings, > > Recently, I bought a system with 256 of UFS flash (UFS here is > Universal Flash Storage, a system that presents flash to the host as a > SCSI device). I grabbed the latest snapshot (15.0 20250718) and put > it on a USB stick. It just worked, though there's a couple of rough > edges I'll document here. > > To boot and install, I needed disable SECURE BOOT so I wouldn't boot > into windows. I did that by pressing and holding <DEL> as the system > booted and disabling in the Security section. I had a Minisforum S-100 > system with 256GB > (https://refurbished.minisforum.com/products/minisforum-s100-refurbished > may have the 128GB version). Once I disabled secure boot, I selected > the USB stick to boot. FreeBSD came right up. > > However, the ufshci library isn't in the GENERIC kernel yet, and > devmatch didn't automatically load it for me. So I had to stop at the > first prompt to get a shell, 'kldload ufshci' and then 'gpart destroy > -F da1' to remove the windows install. I then did a normal ZFS guided > install. > > Once I got done with all that, I had to edit /boot/loader.confg to add > 'ufshci_load=YES' at the end before I rebooted. And my system was > good. If you forget, you can load /boot/kernel/kernel, > /boot/kernel/zfs.ko and /boot/kernel/ufshci.ko at the command prompt > in the loader. > > This was all way less pain than I'd prepared for. The system is > decently fast, but nowhere near as fast as my server machines. I've > not yet tried to put a X11 on it, since I still need it for UFS > testing for future submissions and to fix a couple of rough edges for > a few things I've done in CAM before 15.0 goes out the door. I highly recommend adding sysutils/cpu-microcode-intel (and the needed config tweaks) to mitigate various page-table-related bugs in these CPUs, Michaelhome | help
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