Bryan, The /usr/sbin/bless command was the key that unlocked this for me. I have managed to get the latest snapshot installed and booting on this machine. I'm in the process of installing a desktop (I run gnome) so I'll let you know how that goes.
Thanks to everyone for their help. Thanks, Bryan On Mon, Nov 23, 2015 at 12:15 PM, Bryan Vyhmeister <br...@bsdjournal.net> wrote: > On Mon, Nov 23, 2015 at 09:22:04AM -0500, Bryan C. Everly wrote: > > I tried a few months ago to boot this into OpenBSD and one of the big > > problems I ran into was that this is a USB 3 only machine and as such, > the > > keyboard worked at the boot prompt but did not work when I got to the > first > > installer prompt. > > I never had any success with any Apple machine of recent vintage until > efiboot became available very recently. Now with the changes to > inteldrm(4) over the weekend, most things are working well for me. > > > I'm seeing people talking about working on Macbook Air machines (some of > > quite recent vintage) so I'm wondering if: > > > > 1. There is a patch I can apply to get keyboard support working on the > > Macbook Pro Retina; or > > I was corresponding with Joerg Jung about his 2015 12-inch Retina > MacBook and he also has the same issue. I also booted up my 2015 12-inch > Retina MacBook yesterday and had no keyboard at all. His solution was a > USB keyboard and a USB hub. I didn't have either handy but may try that > later today. In the case of the 12-inch Retina MacBook, there is only > that single USB-C port so I'm not sure if the USB hub was needed for any > reason other than to provide at least two ports (one for USB flash drive > and one for USB keyboard). > > > 2. The Macbook Air doesn't have all USB 3 ports so this isn't a problem > > for that hardware > > The last several generations only show xhci(4) rather than any uhci(4). > I don't know what is different about the MacBook Air systems that allows > the keyboard to work since the keyboard does attach as ukbd(4). > > > Any suggestions would be appreciated. > > My solution was to create an OpenBSD efiboot flash drive and then things > worked fairly well. In your case, you probably need a USB keyboard and > possibly a USB hub. I will post a separate post soon with more > information about both of my MacBook Air systems but, in short, the 2013 > MacBook Air, which is a Haswell system like your MacBook Pro, works > quite well. Obviously wireless is not supported but a urtwn(4) USB > wireless adapter works fine. X acceleration works fine as does > xbacklight(1) to set screen brightness. The brightness buttons on the > keyboard do not work though. Keyboard backlight is functional (although > not yet adjustable) due to Joerg Jung's recent asmc(4) driver. > > The 2015 MacBook Air which is a Broadwell system works almost as well > but does not have X acceleration at this time (disabled for now due to > instability) and also does not respond to xbacklight(1) so there is no > way to adjust screen brightness. To see the state of things in Linux, I > also installed Fedora 23 last week which comes with Linux kernel 4.2 and > that also could not adjust the brightness of the display at all even > though it acted as though it was working. > > I am interested to see what you find with your system since I am looking > to pick up a similar Haswell Retina MacBook Pro from the refurbished > store to use with OpenBSD as well. > > Bryan