Re: broken EHCI USB on AMD chipset?

2017-12-01 Thread Paul B. Henson
> From: Stefan Sperling > Sent: Friday, December 1, 2017 10:35 AM > > Problems with ehci(4) on AMD SB700 are known. > For instance, athn(4) USB devices don't work on such ports. Interesting; that's a similar device to the LTE network modem I'm working with. > Could you try adding missing workaro

Re: broken EHCI USB on AMD chipset?

2017-12-01 Thread Stefan Sperling
On Tue, Nov 28, 2017 at 08:03:05PM -0800, Paul B. Henson wrote: > The EHCI ports seem to work fine under Linux, including the LTE modem > when attached to them, so this seems to be an issue with openbsd, not > faulty hardware per se. The Linux driver does have a couple of > workarounds in their EHC

Re: broken EHCI USB on AMD chipset?

2017-11-30 Thread Paul B. Henson
On Tue, Nov 28, 2017 at 08:03:05PM -0800, Paul B. Henson wrote: > The EHCI ports seem to work fine under Linux, including the LTE modem > when attached to them, so this seems to be an issue with openbsd, not > faulty hardware per se. I tested FreeBSD on this box as well, it detected the EHCI port

broken EHCI USB on AMD chipset?

2017-11-28 Thread Paul B. Henson
I have a pcengines APU 3 system, which has both USB3 and USB2 ports: ehci0 at pci0 dev 18 function 0 "AMD Hudson-2 USB2" rev 0x39: apic 4 int 18 ehci1 at pci0 dev 19 function 0 "AMD Hudson-2 USB2" rev 0x39: apic 4 int 18 xhci0 at pci0 dev 16 function 0 "AMD Bolton xHCI" rev 0x11: msi The USB2 po