building a linux stereo receiver?
Lennart Sorensen
lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org
Mon Jan 28 20:53:18 UTC 2013
On Mon, Jan 28, 2013 at 02:11:39PM -0500, D. Hugh Redelmeier wrote:
> | From: Mel Wilson <mwilson-Ja3L+HSX0kI at public.gmane.org>
>
> | Another ARM system has appeared, at the next price-point up from the Pi:
> | <http://www.hardkernel.com/renewal_2011/products/prdt_info.php?g_code=G135341370451&tab_idx=1>
> | Big jump in power and capacity.
>
>
> Thanks. That's interesting. Key points:
>
> - Samsung Exynos4412 Prime Cortex-A9 Quad Core 1.7Ghz with 1MB L2
> cache. Samsung seems to spec it at 1.4 or 1.6GHz so perhaps
> this is overclocked.
> <http://www.samsung.com/global/business/semiconductor/minisite/Exynos/products4quad.html>
> (CPU performance way way better than Raspberry Pi.)
>
> - 2G of RAM: four times the current RP
>
> - quad core Mali 400 graphics. Probably not as good as Raspberry Pi's
> video. But good enough.
> Key question: what do you get as a video driver. Probably a binary
> blob :-(
http://limadriver.org/
Work in progress, but looking promising.
> At least it comes with Ubuntu (promised). Many little things
> only come with Android which means that they may not be open
> enough to easily port Linux to them.
>
> - sad: ethernet is forced through USB bottleneck, just like on RP
>
> - scary: requires 2A power source vs 1A for RP. Picture shows
> optional heat sink. Is it needed?
>
> - slightly unfortunate: MicroSD card slot is listed as an option (that
> may be a mistake). Where does firmware live? I'm not up to speed
> on what eMMC is good for. No mention of SDHC vs SDXC (i.e. support
> for larger than 32G MicroSD cards).
>
> | Don't know if it has a future.
>
> The RP has so many folks adopting it that its future seems bright. I
> agree that the odroid's future isn't as clear.
--
Len Sorensen
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