nanogui: Re: framebuffer without lilo


Previous by date: 5 Mar 2001 20:44:32 -0000 Re: framebuffer without lilo, Jordan Crouse
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Subject: Re: OT: framebuffer without lilo
From: Jordan Crouse ####@####.####
Date: 5 Mar 2001 20:44:32 -0000
Message-Id: <3AA3FBDF.29070112@censoft.com>

Oooh....  I would suggest just the opposite.  I have now worked with two
DOC systems, and I would say that is definately the way to go for thin
client applications, especially since you can fit the kernel and
microwindows on the DOC with much room to spare.  Pair that with a fast
boot (linuxbios or freebios), and presto - you have a full graphics
system that fits on a BIOS chip that boots in 4 seconds.   Just imagine
the potential.

But I have to admit that, when I was first working on it, I hated it. 
But that was more of a function of the poor supporting hardware we had,
and not the DOC itself.    

The Compact Flash is also a good idea:  It gives you a read/write
device, and it has enough room to fit all of your desired apps. 
However, you must be careful because the Compact Flash is much more
delicate than your average IDE device, and so you must be extra super
careful to unmount the drive before you power down, otherwise the CF is
more likely to go bad.  In one of the devices that had the DOC, we also
had a Compact Flash option, and soon discovered (after losing the
filesystem several times), that it would be better to leave it as
read-only and make a couple of ramdisks to do my work, (just like the
DOC...)  

I guess you need to weight the pros and cons and determine how the
typical end user would be treating your system, and then you can make
better decisions.  Good luck.

Jordan

Alex Holden wrote:
> 
> On Mon, 5 Mar 2001, Gray, Tim wrote:
> > I was wondering if framebuffer is useable with syslinux.  I am planing on
> > using disk-on-chip for my system and using syslinux seems to be easier in
> > conjunction with a ROM filesystem.  (If I'm wrong, please correct me!)  has
> > anyone here successfully used the framebuffer device in a ROM Fs?
> 
> My tip: avoid Disk On Chip if you can. I never managed to get writing to
> it to work reliably under Linux- I actually managed to completely destroy
> one device before I gave up. SysLinux wouldn't work on it either- I ended
> up using Loadlin with FreeDOS. If possible, I would use a Compact Flash
> device in IDE mode instead.
> 
> --
> ------- Alex Holden -------
> http://www.linuxhacker.org/
>  http://www.robogeeks.org/
> 
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Previous by date: 5 Mar 2001 20:44:32 -0000 Re: framebuffer without lilo, Jordan Crouse
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