[Arm-netbook] Slowly but surely...

Gordan Bobic gordan at bobich.net
Mon Jul 9 19:53:05 BST 2012


On 07/09/2012 05:47 PM, freebirds at fastmail.fm wrote:
> ARMv7 is not on ARM's list of processors supporting TrustZone.
> http://mobile.arm.com/products/processors/technologies/trustzone.php?tab=Why+TrustZone?
>
> ARM needs to update their list and also include processors that support
> virtualization extensions such as ARM Cortex A9 which ARMv7 has.
>
> On the NewIt forum, I asked simple mundane questions such as whether an
> USB mini keyboard, mouse and LCD screen will work with a SheevaPlug or
> will there be driver problems. NewIt sells the sheevaplug and dreamplug
> preconfigured with a mimo driver for the mimo touch screen. Rebranded
> MimoPlug is sold on Amazon. Since I do a lot of typing, I need a
> keyboard. The NewIt forum does not have much activity. It isn't just my
> posts that do not receive much responses, if any.

Just about any USB device will work fine on a SheevaPlug, as long as the 
drivers are in the kernel. And since they are selling Mimo USB monitors 
specifically for *Plugs you can bet the Linux drivers are available. 
Surely you didn't need to ask something that obvious.

> I read complaints of Sheevaplugs and Guruplugs over heating on several
> forums. Freedombox Foundation's mailing list explains how Globalscale
> designed DreamPlug not to over heat.
> http://www.mail-archive.com/freedombox-discuss@lists.alioth.debian.org/msg00843.html

As I said, I have a number of SheevaPlugs and DreamPlugs, and the 
temperatures they run at are very, very similar.

> Yesterday, I found a photograph of DreamPlug's motherboard and emailed
> it to two geeks asking if they can desolder the wifi and bluetooth.

You really should leave paranoia over such tings to the geeks, too. At 
least they will know what is worthy of paranoia and what isn't. It 
really isn't helping you. Do you really think that the WiFi and BT will 
work at all without the firmware being uploaded into them by the kernel 
driver?

Gordan



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