Re: Altix I/O code re-org

[Robin Holt]

On Thu, Jul 22, 2004 at 01:57:53PM -0400, Jesse Barnes wrote:
> On Thursday, July 22, 2004 11:14 am, Pat Gefre wrote:
> > We have redone the I/O layer in the Altix code.
> >
> > We are posting this code for review before submitting for
> > inclusion in the 2.5 tree.
> >
> > The code can be seen at:
> > ftp://oss.sgi.com/projects/sn2/sn2-update/
> >
> > The general changes are:
> > o added new hardware support
> > o ran all code thru Lindent
> > o code cleanup (typedefs, include files, etc.)
> > o simplified the directory structure (all files under arch/ia64/sn/io/
> >   are deleted, new files are under arch/ia64/sn/ioif/)
> > o code size reduced by >50%
> > o major reorg of the code itself
> > o copyright updates
> 
> One of the most important changes this patch makes is to rip out all of the 
> SGI PCI probing code.  Our PROM now probes for I/O devices and tells the 
> kernel where they are (similar to the ACPI model, which we may get to 
> eventually).  The result is much more readable code with less duplication.  
> Please take a look and let us know if you have any feedback, since we'd like 
> to get this in as soon as we release a PROM that supports probing.

I am in the process of making this into four patches that will leave me with
a bootable system.  I need to test out the bte error handling code anyway.

The first patch will handle renaming the files, second and third are the
diffs_common* and then the fourth replaces the is the big patch.  I realize
this doesn't satisfy Christoph's request, but it is a first step.

Thanks,
Robin
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