DragonFly users List (threaded) for 2006-09
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Re: How to disable the boot0 menu?
Matthew Dillon wrote:
The boot0 menu is run from "/boot/loader.rc". You can pretty much
do whatever you want there... in the forth language :-)
Forth is a lot more than just a 'language'. It is an inherently virtual-memory,
dual-stack, virtual machine and the operating system to run it.
An environment, IOW.
One in which to *define* languages...
FICL and predecessors came about 'coz it doesn't need much in the way of
resources to do all these things.
12K to 20K for a Wysiwig WP, 32-64K for a full-blown ISAM & BOM system.
Given decent on-die cache, Forth needs little else to do quite a bit of useful
stuff.
It is also possible to bypass the forth loader entirely by
modifying /boot.config (the boot2 config file). By default boot2
runs /boot/loader but you can give it a different command to run
in /boot.config. I'm not entirely sure of the format, it might just
be the path to the program to load and options, e.g. '/kernel', or it
might not. If you screw up you might have to boot from the live CD
to get back in and fix it.
-Matt
Or another partition, attached drive, CF or USB that can mount and edit the one
you need to change. Easily fixed, and nothing to be overly fearful of.
Bill
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