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
>>> 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:
> 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
Screenshot here: https://blog.jnielsen.net/images/efiloader.jpg
What should the next troubleshooting steps be?
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