[ydl-gen] Programming the CELL BE on YDL 5

[Owen Stampflee]

PS3s dont have a device-tree, that directory is just for informational
purposes (and very useful when working with OF equipped machines, yaboot
uses it) And yes, it builds fine, another matter entirely from working.

We're fixing a few of the small glitches before mastering so if the sdk
stuff isn't installed, its getting jack hammered in.

On Mon, 2006-12-04 at 13:16 -0600, Jonathan Bartlett wrote:
> I got the 64-bit libspe working just fine.  I don't know for sure if
> it works with full 64-bit addresses, but I was able to compile, link,
> and run against it just fine.  I just did "rpmbuild -bb --target 64
> libspe.spec".  Doing that also gave me the RPM for elfspe, which
> allows you to run SPE programs directly through binfmt_misc.
> 
> As for the /proc entries, on IBM's system simulator, there is a whole
> directory for each SPE in /proc/device-tree/cpus/PowerPC,BE at 0/spes
> with each directory having the following files:
>   - device_type
>   - isrc
>   - linux,phandle
>   - local-store
>   - name
>   - priv1
>   - priv2
>   - problem
>   - reg
>   - unit-id
> 
> The device tree on the PS3 doesn't have any /proc entries that I could
> find for the SPEs.  I had originally thought that these were required
> to do things such as talk to SPE mailboxes, but further
> experimentation proved that mailbox communication with libspe worked
> just fine without them.
> 
> Jon
> 
> 
> Owen Stampflee wrote: 
> > What proc entries do you speak of?
> > 
> > And afaik, 64-bit libspe stuff doesnt work at all...
> > 
> > Although stuff should be installed by default, I'll look into that.
> > 
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