I agree w/ Charlie - excellent work!
I will very likely use this board for some hardware development research
that I'm doing within the next year or so - the EABI and softfloat would
likely be extremely useful for that.
~/Chris
Ronald Gomes wrote:
> Hi,
>
> The Linux 2.6.12 kernel we are using for the first release has the
> preemptible-kernel and the ARM EABI options.
> We have to meet some deadlines here in the design of the TS-7800 - we only
> have about one/two more months of development.Therefore we are likely going
> to stick with the 2.6.12 kernel initially. Although, we may consider newer
> versions in the future - the fact that support for the MV88F5182 might be
> added to the mainstream kernel tree would help a lot towards this.
>
> Ronald.
>
>
> charliem_1216 <> escreveu:
> Hi --
>
> --- In Ronald Gomes <>
> wrote:
> >
> > Hello,
> >
> > The SOC used is the Marvel MV88F5182.
> > I guess Orion was a beta name - Marvell now uses Feroceon.
> > Its a Marvell improved version of the ARM926EJ spec.
> > The kernel used in the first release will be version 2.6.12,
> patched by Marvell and us to support the hardware.
> >
> > Ronald.
> >
>
> Really nice looking board guys ...
>
> But I hope you consider releasing a later kernel; 2.6.12 is over two
> years old already. Most of the cool arm stuff is much more recent:
> HRT, tickless kernel, preempt, EABI (the biggie, appeared in 2.6.18
> or .19 I believe), etc. EABI is really needed to get the best FP
> out of the ARMs with linux. To put it in perspective, this massive
> hardware change brings 3X performance, but (for FP users) EABI &
> softfloat bring 12X performance increase with no HW change.
>
> There's a group of people porting current linux kernels to the
> Buffalo LinkStation NAS boxes & clones (also Marvell Orion-1,
> 88F4182(?), with AVR, looks very close to the TS-7800). They
> haven't gotten any help from Marvell though ... but most stuff is
> working I think. [Even Buffalo shipped a 2.6.16 kernel, and that
> was last September ...]
>
> Good news though is that Tzachi Perelstein from Marvell has released
> patches for basic support of the MV88F5281 (Orion-2) in current
> upstream kernels, and support for the MV88F5182 (Orion-NAS) is next
> in the pipeline.
>
> I see that the 88F5281 has a VFP unit; does the 88F5182 have one
> too? I guess not if the chip targets NAS rather than media
> processing. And who named these chips anyway? .... Dyslexics will
> be lost :)
>
> Hope this doesn't sound too negative; it's great to see you moving
> to 2.6. And you asked for comments .... :)
>
> Regards, ........ Charlie
>
>
>
>
>
>
> ---------------------------------
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