[9fans] Porting Plan 9 to the TI Beagle Board
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[9fans] Porting Plan 9 to the TI Beagle Board         


Author: John Barham
Date: Aug 22, 2008 13:13

In the recent NeXT thread Eric mentioned the TI Beagle Board
(http://beagleboard.org/). It's quite neat: $150 for a 3" x 3" PCB
w/ a 600 MHz ARM core, HD capable video, and SD card, audio, serial,
USB and DVI ports. The documentation seems fairly complete, although
according the mailing list there are issues about how much of the
video and DSP interfaces will be documented. Hardware-wise it seems
it only needs Ethernet to make it capable of being a Plan 9 terminal,
although in theory that can be added via USB.

How much would be involved in porting Plan 9 to it? Would the current
Plan 9 ARM compiler be up to the task?

John
13 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Skip Tavakkolian
Date: Aug 22, 2008 13:49

this is what brucee said a while back about an ARM Cortex-M3
based device:
> I found the data sheet for the
> Cortex chip if someone needs it. A bit of a challenge for an arm port
> but it's fun indeed.

the "fun" refers to this device:

http://www.stm32circle.com
Show full article (0.94Kb)
9 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: David Leimbach
Date: Aug 22, 2008 15:03

Is this not the basis of http://openpandora.org 's devices?
Pretty cool.

On Fri, Aug 22, 2008 at 1:10 PM, John Barham gmail.com> wrote:
> In the recent NeXT thread Eric mentioned the TI Beagle Board
> (http://beagleboard.org/). It's quite neat: $150 for a 3" x 3" PCB
> w/ a 600 MHz ARM core, HD capable video, and SD card, audio, serial,
> USB and DVI ports. The documentation seems fairly complete, although
> according the mailing list there are issues about how much of the
> video and DSP interfaces will be documented. Hardware-wise it seems
> it only needs Ethernet to make it capable of being a Plan 9 terminal,
> although in theory that can be added via USB.
>
> How much would be involved in porting Plan 9 to it? Would the current
> Plan 9 ARM compiler be up to the task?
>
> John
>
>
Show full article (1.60Kb)
2 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Bruce Ellis
Date: Aug 22, 2008 19:12

I've just discussed this with Charles. Vita has a thumb compiler (tc)
which works with 5l.

The Cortex-M3 is thumb-2 only so these two aren't quite sufficient,
but a flag will help.

brucee

On Sat, Aug 23, 2008 at 6:42 AM, Skip Tavakkolian <9nut@9netics.com> wrote:
> this is what brucee said a while back about an ARM Cortex-M3
> based device:
>
>> I found the data sheet for the
>> Cortex...
Show full article (1.24Kb)
8 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Pietro Gagliardi
Date: Aug 22, 2008 21:17

I'd like to see Plan 9 being run on a portable device, and up until
now I thought the only ways were to get an iPAQ (but are newer models
compatible?) or to port 9vx to the iPhone (but does Apple's license
allow that?). Can we use this board to make an alternative - the new
bitsy? This seems very feasible, since the board is only 3 inches long
(and I believe square). How would we get a three-button mouse to be
emulated?

On Aug 22, 2008, at 10:09 PM, Bruce Ellis wrote:
> I've just discussed this with Charles. Vita has a thumb compiler (tc)
> which works with 5l.
>
> The Cortex-M3 is thumb-2 only so these two aren't quite sufficient,
> but a flag will help.
>
> brucee...
Show full article (1.80Kb)
7 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Bruce Ellis
Date: Aug 22, 2008 22:25

buy one, play with it.

brucee

On Sat, Aug 23, 2008 at 2:14 PM, Pietro Gagliardi mac.com> wrote:
> I'd like to see Plan 9 being run on a portable device, and up until now I
> thought the only ways were to get an iPAQ (but...
Show full article (1.93Kb)
no comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Skip Tavakkolian
Date: Aug 22, 2008 22:37

> iPAQ
> iPhone

nintendo ds looks like the biggest bang for the buck. somebody on
the inferno list showed it running inferno. there are emulators for it
too.
3 Comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Bruce Ellis
Date: Aug 22, 2008 22:40

I have a few boards from luminary. They are good and cheap. $69 fits
into the toy budget.

brucee

On Sat, Aug 23, 2008 at 3:35 PM, Skip Tavakkolian <9nut@9netics.com> wrote:
>> iPAQ
>> iPhone
>
> nintendo ds looks like the biggest bang for the buck. somebody on
> the inferno list showed it running inferno. there are emulators for it
> too.
>
>
>
1 Comment
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: Bruce Ellis
Date: Aug 22, 2008 22:51

oh yeah, hobby land. lea and tiger do most of the work.

http://groups.google.com/group/casella

brucee

On Sat, Aug 23, 2008 at 3:38 PM, Bruce Ellis gmail.com> wrote:
> I have a few boards from luminary. They are good and cheap. $69 fits
> into the toy budget.
>
> brucee
no comments
Re: [9fans] Porting Plan 9 to the TI Beagle Board         


Author: John Barham
Date: Aug 22, 2008 23:05

> Is this not the basis of http://openpandora.org 's devices?

The core chips seem to be the same, but otherwise they're separate
projects AFAIK.

Back in the PC world, a motherboard w/ Intel's Atom chip can be had
for $80: http://www.newegg.com/Product/Product.aspx?Item=N82E16813121342.
Amazing how cheap hardware is becoming...
1 Comment

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