Re: Why no modules for IDE chipset support?

From: Tomasz Kłoczko (kloczek@rudy.mif.pg.gda.pl)
Date: Wed Jul 25 2001 - 12:23:53 EST


On Wed, 25 Jul 2001, Artur Frysiak wrote:

> On Wed, Jul 25, 2001 at 11:34:45AM -0500, Steven Walter wrote:
> > On Wed, Jul 25, 2001 at 11:31:25AM +0200, Uwe Bonnes wrote:
> > > Hallo,
> > >
> > > why are the IDE chipset support driver not modularized? Is there anything
> > > fundamental that inhibits using these drivers as a modules?
> >
> > They are availible as modules. See "ATA/IDE/MFM/RLL support," which is
> > a tristate. If you select that as a module, then all the chipsets you
> > select for support later will be compiled into one large module.
> >
> > This is probably a bad idea, though, because if you compile IDE support
> > as a module, you will not be able to mount your root partition if it is
> > on an IDE disk.
>
> This is not true. If you use initrd and load ide-mod, ide-probe-mod and
> ide-disk modules on it then you may mount yours root partition.
> For eg. we (PLD http://www.pld.org.pl/) have modular ide, scsi, reiserfs and
> ext2 (sic!). Small tool called geninitrd make initrd based on
> information from /etc/fstab, /etc/modules.conf and other configuration
> files.
> You may grab geninitrd from ftp://ftp.pld.org.pl/software/geninitrd/

Also for make very small initrd usefull use bsp. This is ~25KB statically
linked shell like program/processor with loading modules, initialize RAID
abilities for using only inside initrd.
BTW .. geninitrd is simple script :)

kloczek
PS. bsp is avalaible on ftp://ftp.pld.org.pl/software/bsp

-- 
-----------------------------------------------------------
*Ludzie nie mają problemów, tylko sobie sami je stwarzają*
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Tomasz Kłoczko, sys adm @zie.pg.gda.pl|*e-mail: kloczek@rudy.mif.pg.gda.pl*

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