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From: "Littlefield, tyler" <compgeek13@gmail.com>
To: "Speakup is a screen review system for Linux." <speakup@braille.uwo.ca>
Subject: Re: slightly o-t, looking for os help
Date: Wed, 7 Feb 2007 06:34:13 -0700	[thread overview]
Message-ID: <001601c74abc$a88bf4c0$6401a8c0@development> (raw)
In-Reply-To: <45C94881.6090904@proficio.ca>

Hello,
I tried Chris's idea, and I see a port where power should probably be on the
floppy drive.
Only thing, is I can't find a chord that goes to the power on the floppy.
Thanks,
Tyler Littlefield
Unlimited horizons head coder.
check out our website:
tysplace.homelinux.net
msn: compgeek134@hotmail.com
aim: st8amnd2005
skype: st8amnd127
----- Original Message -----
From: Doug Sutherland <doug@proficio.ca>
To: Speakup is a screen review system for Linux. <speakup@braille.uwo.ca>
Sent: Tuesday, February 06, 2007 8:33 PM
Subject: Re: slightly o-t, looking for os help


> If you are building an os for fun, it might be good to use
> an emulator rather than physical hardware. There are
> many around for example bochs will emulate the x86
> hardware, and there are others for ARM and countless
> other architectures.
>
> On x86 the BIOS will expect a bootloader in a the first
> sector of the first fixed drive. Then it does a bootloader
> chain from there to other bootloaders (ie linux lilo can
> boot initially then point to ntloader which loads windows).
> You have source available for various x86 bootloaders
> like lilo, grub, etc to peruse.
>
> On embedded systems there is fixed flash hardware
> and you can look at the source for u-boot, redboot,
> and many others.
>
> If you have not tried the linuxfromscratch exercise,
> that is very interesting, especially to understand how
> linux and the whole GNU toolchain works.
>
> http://www.linuxfromscratch.org/
>
> The way toolchains work for embedded is very much
> like the linuxfromscratch, except building smaller
> using tiny libraries (uclibc, newlib etc) and tiny
> executables (busybox and the like) and building for
> a different target architecture. There is something
> called crosstool to assist in building toolchains for
> different architectures. If its all for fun you could
> for example build an ARM toolchain and load onto
> virtual hardware (emulator) and it would be just
> like loading onto a PDA or phone.
>
> Just playing with linuxfromscratch can keep one busy
> for some time, getting into cross development tools
> can keep one busy for a very long time. Building your
> own OS from scratch, perhaps you should get someone
> to slide pizza under the door every once in a while :)
>
>   -- Doug
>
> _______________________________________________
> Speakup mailing list
> Speakup@braille.uwo.ca
> http://speech.braille.uwo.ca/mailman/listinfo/speakup



  parent reply	other threads:[~ UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
 Littlefield, tyler
 ` Doug Sutherland
   ` Littlefield, tyler
     ` Doug Sutherland
       ` Littlefield, tyler
   ` Littlefield, tyler [this message]
     ` Doug Sutherland
     ` Doug Sutherland

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