From owner-freebsd-current@FreeBSD.ORG Fri Sep 5 17:30:23 2014 Return-Path: Delivered-To: current@freebsd.org Received: from hub.FreeBSD.org (hub.freebsd.org [IPv6:2001:1900:2254:206c::16:88]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 36C3FE57; Fri, 5 Sep 2014 17:30:23 +0000 (UTC) Date: Fri, 5 Sep 2014 13:30:19 -0400 From: Glen Barber To: John Nielsen Subject: Re: UEFI display frozen on Retina MacBook Pro Message-ID: <20140905173019.GF36287@hub.FreeBSD.org> References: <9C939A39-79DA-44A7-8C8C-48B6423B50D4@jnielsen.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="IdQYvU5iz1n5pUC3" Content-Disposition: inline In-Reply-To: <9C939A39-79DA-44A7-8C8C-48B6423B50D4@jnielsen.net> X-Operating-System: FreeBSD 11.0-CURRENT amd64 X-SCUD-Definition: Sudden Completely Unexpected Dataloss X-SULE-Definition: Sudden Unexpected Learning Event User-Agent: Mutt/1.5.23 (2014-03-12) Cc: FreeBSD Current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Sep 2014 17:30:23 -0000 --IdQYvU5iz1n5pUC3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 lik= e to be able to boot FreeBSD from an external USB drive. For testing I've b= een using the mini-memstick images from the -CURRENT snapshots, most recent= ly the one from 20140903. >=20 > 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 b= oot menu is displayed indefinitely. I think it is actually booting since th= ere 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. >=20 > Is there anything I should try to troubleshoot or debug this issue? Anyth= ing else I should include in a PR? I can test patches if needed (probably a= fter building an image including the patch from a VM). >=20 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=3Dvt set hw.vga.textmode=3D1 boot I am a bit unclear under which conditions 'hw.vga.textmode=3D1' is required, though. Glen --IdQYvU5iz1n5pUC3 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJUCfMrAAoJELls3eqvi17QllkQAMm0LfTeRKuzQp4G3UpDhC5D eiGedeobNbiYaJtia37OXcn8hJtl6do6aUS0+uLE42XV5bsd4uUWFaK0PmxD2718 9P1Upk9p888hLFfzaRsMtrbYIgfE/I9I00XR+5VQM440yujyFoNRFb2kqkZnwe+J puvNuUa8fGphgCrQZ0ZWaIkFdXRMzjNp5Ko/RSS3sNMLFtTMFu75gkja6ITKi+V/ IR+O+YrEIklGUU80DE8qi8BE1dsBwj/Vo8PfUVIMPFgK+EOo9zgNu+I1DjJZHOPH WVIK47Z1xfmuyqes/2K3tLUH05D1ySL/GXno5/HNURTfxE4dykaSBSH0WcA51DY8 lb2wD448aNiP6lz6AdIXhxpCI2vgQLhl9WRGtiz/jRx0kvyxb8hvGot6lMk/bsOf DOpkgErGNTetDRGpJc26Z/RYebcrON8m90SI1yFG1F1Q1lg5rnEnv4oayo7Iwpau FZgnPdwwNUvgsNwEjOtpZMPApKeNEhhWTBnz1H7HJiCVTtMjzu9Odv/CgDDxid0E R55U6XbZ8M4Sg1+AdF3DX9PIBvfm8BBVHI6jMSKeD7CL22nmDa7sRWFpO9jz9k9R +9ZWR0Vm6uYcWvliHITWlyDjcCOR9lWA0rPMyAyszP0yXL0uXBtae8KpGT3tv9CJ N5/EtizeacEX0pVdLVhL =wnD8 -----END PGP SIGNATURE----- --IdQYvU5iz1n5pUC3--