Date: Fri, 25 Mar 2005 15:47:56 -0800 From: Julian Elischer <julian@elischer.org> To: Aziz KEZZOU <opensource.enthousiat@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: running freebsd in qemu using the "-nographic" option ? Message-ID: <4244A32C.4090603@elischer.org> In-Reply-To: <37e1316605032412017073441a@mail.gmail.com> References: <37e131660503231138268bc6cb@mail.gmail.com> <4241C967.4090801@elischer.org> <37e1316605032412017073441a@mail.gmail.com>
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Aziz KEZZOU wrote: >>Aziz KEZZOU wrote: >> >> >> >>>Hi all, >>>I am running freebsd 5.3 under qemu (a fast IA32 emulator). My host >>>system is linux. Everything works fine, but I want to get rid of this >>>small non-scrollable window, not practical when gcc says I made many >>>many errors :-)... >>> >>> >>> >>> >>you can scroll it after hittong tthe "scroll lock" key >> >> >> >>>Instead I want to get a console. In qemu's documentation it says : >>>====================================================================== >>>`-nographic' >>> Normally, QEMU uses SDL to display the VGA output. With this >>>option, you can totally disable graphical output so that QEMU is a >>>simple command line application. The emulated serial port is >>>redirected on the console. Therefore, you can still use QEMU to debug >>>a Linux kernel with a serial console. >>>====================================================================== >>> >>>So basically what I need is, some how, to tell the freebsd kernel to >>>forward its output/input to a serial port. In linux this is done by >>>supplying the parameter "console=ttyS0". Is there something equivalent >>>in FreeBSD ? >>> >>> >>> you have 2 apportunities to switch to serail console during boot.. once, before the big printout of stuff you have a single cursor sitting on teh screen for a few (5?) seconds hitting "-h" there will switch to serial.. also at teh 10 second countdown, hit space to get to teh prompt and type 'set console="comconsole"' followed by "boot" >>> >>> >>> >>in /boot/loader.conf add: >> >>console="comconsole" >> >>that should do it.. >> >> > >Thank you guys, that seems easy to do...but I don't have access to >/etc/boot.conf : all I have is a disk image generated by bximage, >which I can't mount !! > >The pb is that with my new install the SDL window doesn't work any >more : qemu says "Could not initialize SDL - exit". I did "xhost +" >but didn't change any thing ?! Anyway I am not spending any more time >to get the SDL window which I don't really need :-) > >So basically what I want to do now is mount the freeBSD image in a >loopback and modify the boot.conf file directly. Anyone knows how to >do this under linux (2.6 if relevant) ? BSD seems to have a "weird" >way of organizing the disk. Which file system shoud I support ? > > I don't know linux... sorry >Thanks, >Aziz > >
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