Date: Thu, 1 Aug 2019 10:19:35 -0700 (PDT) From: "Rodney W. Grimes" <freebsd-rwg@gndrsh.dnsmgr.net> To: John Baldwin <jhb@freebsd.org> Cc: Henrik Gulbrandsen <henrik@gulbra.net>, FreeBSD Virtualization <freebsd-virtualization@freebsd.org> Subject: Re: New video BIOS for bhyve Message-ID: <201908011719.x71HJZ4u060700@gndrsh.dnsmgr.net> In-Reply-To: <a06043e6-ca0b-14dd-495e-1a502e948b09@FreeBSD.org>
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> On 7/19/19 3:02 AM, Henrik Gulbrandsen wrote: > > In the last few months, I have been extending the video support in bhyve > > to allow booting from live ISO images, which sometimes lack UEFI > > loaders. > > There was already a video BIOS with dormant support for VGA, but I could > > not use that, because the X11 int10 module runs a real-mode x86 emulator > > that aborts when it tries to enter the C code running in protected mode. > > > > Instead, I added support for PCI Expansion ROMs to bhyve and wrote a new > > SVGA video BIOS from scratch in 8086 assembly code. The current features > > include VGA modes 3 and 12h, 24-bit and 32-bit VESA modes from 640x480 > > to > > 1920x1200, and enough BIOS functions to boot a typical Linux desktop. > > > > At this point, I think it's good enough for a preliminary release, so if > > you are interested, you will find all patch files at the following URL: > > > > https://www.gulbra.net/freebsd-bhyve/ > > > > My apologies for the 15-year-old web layout, which will probably break > > horribly on modern smartphones. Also, I hope I have not duplicated the > > work of someone else. I didn't want to announce this before it worked. > > This is pretty impressive work! Would you be able to post these patches to > a public repository, e.g. on github or gitlab or some such? That would > really help with review and allow others to assist with the work as well. I let this fall through my cracks as well while busy with other things. I too would like to see this work moved forward. I see that your patches are against an 11.3 system, and can appreciate that not everone has resources to run -head, how can we assist in getting these patches moved forward to head? Regards, -- Rod Grimes rgrimes@freebsd.org
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