On 09/09/2014 17:56, John Nielsen wrote:
> On Sep 8, 2014, at 7:21 AM, Anders Bolt Evensen <andersb...@icloud.com> wrote:
>> On 05.09.14 19:37, John Nielsen wrote:
>>> On Sep 5, 2014, at 11:30 AM, Glen Barber <g...@freebsd.org> wrote:
>>>> On Fri, Sep 05, 2014 at 11:20:21AM -0600, John Nielsen wrote:
>>>>> I have a "MacBook Pro Retina, Mid 2012" (MacBookPro10,1) on which I'd 
>>>>> like to be able to boot FreeBSD from an external USB drive. For testing 
>>>>> I've been using the mini-memstick images from the -CURRENT snapshots, 
>>>>> most recently the one from 20140903.
>>>>> I am able to select "EFI Boot" on the USB device from the Mac's boot 
>>>>> menu, and it does _something_, but the screen never changes--the image of 
>>>>> the boot menu is displayed indefinitely. I think it is actually booting 
>>>>> since there is drive activity and the caps lock key indicator starts 
>>>>> working a few seconds in, but the screen just stays the same. Thinking 
>>>>> the resolution of the Retina display may have been an issue, I tried 
>>>>> booting with it disabled (lid closed) and an external monitor and 
>>>>> keyboard. The result was the same--Mac boot menu frozen on the external 
>>>>> display.
>>>>> Is there anything I should try to troubleshoot or debug this issue? 
>>>>> Anything else I should include in a PR? I can test patches if needed 
>>>>> (probably after building an image including the patch from a VM).
>>>> To be clear, which boot menu do you see?  If you see the FreeBSD loader
>>>> menu, escape to the loader prompt and try:
>>>>    set kern.vty=vt
>>>>    set hw.vga.textmode=1
>>>>    boot
>>>> I am a bit unclear under which conditions 'hw.vga.textmode=1' is
>>>> required, though.
>>> No, I don't ever see the FreeBSD loader. I see the menu you get on a Mac 
>>> when you hold down the option (alt) key while booting--big disk icons 
>>> representing the bootable disks/partitions in the system. In my case it was 
>>> the "Macintosh HD" volume (Mac OS Mavericks), my Windows partition, and the 
>>> USB stick with the FreeBSD memstick image on it, which the Mac just called 
>>> "EFI Boot" (and the icon was that of a USB disk). There is also a little 
>>> section at the bottom that allows wifi network booting (if you've done all 
>>> the black magic (not PXE) to get that to happen). It shows a circular 
>>> activity animation while it scans for wireless networks. That animation 
>>> stops when I select the USB EFI icon and press enter (and that is the only 
>>> visual indication I get that I made a selection).
>> To see the FreeBSD (U)EFI boot loader on the Mac, you need to install an EFI 
>> shell like rEFIt on either your hard drive or a HFS formatted memory stick:
>> 1) Download the rEFIt installer from here: 
>> http://downloads.sourceforge.net/project/refit/rEFIt/0.14/rEFIt-0.14.dmg?r=http%3A%2F%2Frefit.sourceforge.net%2F&ts=1410181876&use_mirror=optimate
>> 2) Open the downloaded file
>> 3) Run the following command from the terminal: sudo installer -pkg 
>> /Volumes/rEFIt/rEFIt.mpkg -tgt /Volumes/memstick (in this example, I'm using 
>> an HFS formatted memory stick).
>> 4) Run the command "sudo /Volumes/memstick/efi/enable.sh"
>> 5) When you reboot your Mac, when you hold down the alt key, choose rEFIt on 
>> the startup menu. Then, choose the "BOOTx64.efi from …" option
>> If everything now goes as it should, you should see the FreeBSD loader. When 
>> the "Press enter to boot or any other key to go to loader in X seconds" (or 
>> whatever it says), press a random key. Then try to type the commands 
>> suggested by [Glen Barber].
> Thanks all, made _some_ progress.
> I installed rEFInd on my internal hard drive and now I can get to (and see!) 
> the FreeBSD EFI loader. Unfortunately that's about as far as it gets. Once I 
> tell the loader to boot it displays the EFI framebuffer information and then 
> nothing else. This happens with 'kern.vty=vt' set and with or without 
> 'hw.vga.textmode=1'.
> Screenshot here: https://blog.jnielsen.net/images/efiloader.jpg
> What should the next troubleshooting steps be?
Just wanted to add a me too. I've finding exactly the same thing trying
a usb or DVD 11-CURRENT snapshot.
Hardware is
MacBook Pro (15-inch, Mid 2010)
Model Name:    MacBook Pro
  Model Identifier:    MacBookPro6,2
  Processor Name:    Intel Core i7
  Processor Speed:    2.66 GHz
  Number of Processors:    1
  Total Number of Cores:    2
  L2 Cache (per Core):    256 KB
  L3 Cache:    4 MB
  Memory:    8 GB
  Processor Interconnect Speed:    4.8 GT/s
  Boot ROM Version:    MBP61.0057.B0F
  SMC Version (system):    1.58f17

Can upload a screenshot but its more or less identical to Johns.
> JN
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