edward wandasiewicz wrote: > On 20 Nov 2015 5:54 p.m., "Martin Pieuchot" <m...@openbsd.org> wrote: > > > > On 20/11/15(Fri) 17:32, edward wandasiewicz wrote: > > > If I try to plug in various USB 3.0 umass(4) devices into a USB 3.0 or > > > USB 3.1 Type C port, nothing gets registered via dmesg, even if I add > > > > This issue seems to be occurring only after a warm reboot as found by > > jcs@. > > > > Could you tell me if your USB 3 devices are detected after the 1st cold > > boot? > > They aren't detected after a 1st cold boot. > > If the umass device has a bootable softraid, it does get flagged and > recognised > > I get sr0* for the main SSD and sr1* for the USB 3.0 device
Those are "bios" disks, using the bios USB emulation stack. Once the kernel loads, it doesn't use bios functionality, so it can't see them anymore.