Thanks I will give it a try. Probably start with the make menuconfig first.
I;ve compiled a few but got into module hell last time and it just did not seem
to be worth the time. Now I have a reason and can justify the attempt.
Bret
lloy0076 wrote:
> Bret Hughes wrote:
> >
> > Cool Should I compile my own for use on these chips then? What is the
> > difference? I guess of the binary files that redhat produces the 386's
> > are the ones to use? Please tell me I didn't dream up the suggestion to
> > use 386.
> >
> > Bret
>
> I would be inclined to compile my own. The steps are really quite simple
> and are explained in the /usr/doc/linux source. If you want to be really
> safe just do a make menuconifg and leave everything at default except
> the CPU type.
>
> If you want to get more adventurous here's some things you can do:
>
> 1) Edit the /usr/src/linux/Makefile and change the -O2 to something
> higher
>
> There are two places it appears, so make sure you get them both. GCC
> says -O3 is the highest "safe" they recommend although I compile mine at
> -O5.
>
> 2) Edit the /usr/src/linux/arc/i386/Makefile and change the -m stuff
> around
>
> Work out which set of commands you are using (by looking at the CPU type
> you've selected and the name of the object in the Makefile) and change
> the -mcpu=586 to -march=pentium. Mcpu is only an alignment on bytes
> change...basically you still end up with a super fast 386. -march
> introduces changes that are specific to the pentium or whatever you tell
> it.
>
> 3) Then make the kernel as you normally would
>
> So the steps ARE:
>
> make clean; make mrproper
> [change the Makefiles now]
>
> make menuconfig
> [change any configuration options you want]
>
> make bzImage
>
> make modules
>
> make modules_install
>
> mv /boot/System.map /boot/.System.map
>
> cp /usr/src/linux/System.map /boot/System.map
>
> cp /usr/src/linux/arch/i386/boot/bzImage /boot/
>
> cd /etc
>
> vi lilo.conf
>
> [add the entries needed in lilo.conf...man lilo.conf....the new kernel
> is called /boot/bzImage]
>
> lilo
>
> reboot
>
> DAVID
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