Re: I do not understand kernel modules

From: Gardner Bell (gbell72_at_rogers.com)
Date: 01/21/05

  • Next message: Ian Moore: "Re: ntpd problems since upgrading to 5.3 - found the problem!" 
    Date: Fri, 21 Jan 2005 08:42:17 -0500
To: Ramiro Aceves <ea1abz@wanadoo.es>

    On Fri, Jan 21, 2005 at 12:55:32AM +0100 Ramiro Aceves wrote:
    > Jorn Argelo wrote:
    > >On Thu, 20 Jan 2005 13:38:54 +0100, Ramiro Aceves wrote
    > >
    > >>Hello friends.
    > >>
    > >>I am a FreeBSD newbie, I am going to ask you a question that I have not
    > >>been able to solve reading the manual. I am using 5.3 release. I have
    > >>compiled a custom kernel in my old pentium 75 MHz machine to include
    > >>the driver for my sound card. I added the following lines to the kernel
    > >>config file
    > >>
    > >>device sound
    > >>device "snd_es137x"
    > >>
    > >>and compiled the kernel perfectly. (long time.... ;-) )
    > >>
    > >>But there is something that I do not understand well. When I look at
    > >>the contents of /boot/kernel/ directory, I found that there are
    > >>kernel sound modules *.ko for every sound card the kernel supports.
    > >>Should not there be my sound card module alone? Does It mean that
    > >>you have to compile all the stuff, even if you are going to use only
    > >>one kind of sound card? Am I missing something?
    > >
    > >
    > >Your sound card has been build into the kernel itself (which is
    > >/boot/kernel/
    > >kernel AFAIK). The *.ko are kernel modules, which you can load using the
    > >kldload command. So in case you get a new sound card, find out what driver
    > >it supports and you can use kldload <yourdriver>.ko to get support for
    > >your sound card without recompiling your kernel.
    >
    >
    >
    > Yes, I understand now. The problem is that my old pentium machine takes
    > very long time to compile all the modules even if I am not going to use
    > them. I would like to compile only the modules I use, to reduce
    > compiling time. Is that possible?
    >
    Refer to the option MODULES_OVERRIDE in man make.conf(5) if you wish
    to only compile certain modules.

    Gardner
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  • Next message: Ian Moore: "Re: ntpd problems since upgrading to 5.3 - found the problem!"

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