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SubjectRe: Cleanup kbuild for aic7xxx
"Justin T. Gibbs" wrote:
> >> >Users don't have to manually select "rebuild firmware". They can
> >> >rely on the generated files already in the aic7xxx directory. This
> >> >is why the option defaults to off.
> >
> >For the SGI patched kernels based on either 2.4.5 or 2.4.6-pre1, I have
> >had to manually select this for a 7892 controller. Without manually
> >selecting it, it guarantees boot failure. I don't know if this is due to
> >the SGI modifications or not. The real problem I found is that during
> >boot failure, there was no meaningful debug message.
> I don't know why your kernel source is out of sync. I will have to
> go pull down the 2.4.5 and 2.4.6 trees and see if some portion of
> my patches never made it into those trees. It also looks like the
> comment section for this option didn't make it into my 2.4.4 and above
> patches. I'll correct this on this on Monday. Here's the relevent
> info. Do you have any comments on what would make it more useful?
> +Build Adapter Firmware with Kernel Build
> + This option should only be enabled if you are modifying the
> + firmware source to the aic7xxx driver and wish to have the
> + generated firmware include files updated during a normal
> + kernel build. The assmebler for the firmware requires
> + lex and yacc or their equivalents, as well as the db v1
> + library. You may have to install additional packages or
> + modify the assmebler make file or the files it includes
> + if your build environment is different than that of the
> + author.

I would add a note to try without it at first, but if bootup starts
normally, then hangs in what seems like a controller or filesystem
failure of a scsi drive, try to enable the option.

(this would give some hint about debugging an aic7xxx failure,
regardless of error messages)

D. Stimits,

> >Missing firmware rebuild is fatal for my system, SMP x86 with integrated
> >7892. Messages and config menu information is inadequate, it requires a
> >bit of pounding the head on the wall to figure it out.
> It is hard to make the kernel driver give a reasonable message for every
> possible error that running with incompatible components may cause.
> --
> Justin
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