Date: Sat, 23 May 1998 14:09:35 -0700 (PDT) From: Julian Elischer <julian@whistle.com> To: Marc Nicholas <marc@hippocampus.net> Cc: Mike Smith <mike@smith.net.au>, freebsd-small@FreeBSD.ORG Subject: Re: BIOS bootstrap? Message-ID: <Pine.BSF.3.95.980523140645.28348A-100000@current1.whistle.com> In-Reply-To: <Pine.BSF.3.95.980523115933.11594A-100000@neuron.hippocampus.net>
next in thread | previous in thread | raw e-mail | index | archive | help
That's what we do on the Interjet. We altered our BIOS to use com2 as it's POST output. That way it goes to the LCD. Does anyone know if there is a FreeBIOS project anywhere? On Sat, 23 May 1998, Marc Nicholas wrote: > On Sat, 23 May 1998, Mike Smith wrote: > > > > This is a tiny bit off-topic for the list, but I thought I'd throw it out > > > there... > > > > > > My embedded system supports BIOS extension and includes it's own local > > > Flash memory to do so. Basically what I'd like to do is build some sort of > > > (EE)ROM bootstrap to load my custom FreeBSD operating system. HOWEVER... > > > > > > All input/output must be done via COM1. I've never done much low level PC > > > programming...has anyone attempted something like this? In an ideal world, > > > I'd also be looking to front-end the BIOS setup screen over COM1. > > > > > > And, no, I can't just get a BIOS kit and re-write the BIOS :-p > > > > The FreeBSD bootstrap already supports serial console I/O, and FreeBSD > > has always supported serial consoles. You can tweak the bootblock > > build to always use com1 for I/O, and then set the appropriate flags in > > the kernel to use com1 as the serial console. > > Sorry, I guess I wasn't very clear... > > I'm talking about system bootstrap stuff *before* the FreeBSD > bootstrap...i.e. showing some sort of POST output, allowing the user to > possibly tweak some BIOS settings, etc. all over a console. > > > -marc > > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- > Hippocampus OSD, Inc. "Industrial Strength Internet Solutions" > vox://416.979.9000 fax://416.979.8223 http://www.hippocampus.net > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-small" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-small" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.3.95.980523140645.28348A-100000>