[Arm-netbook] ARM SoC with OpenCL GPU : Exynos 4412 (was Re: SoC proposal)

[Bari Ari]

Thank you for the contacts.
I contacted the local rep about the 4412, and I've only heard on the
sounds of crickets so far.

-Bari

On 03/01/2012 04:10 AM, Guillaume Fortaine wrote:
> Hello,
>
>
>> i've not mentioned this before, publicly, but some time last year when
>> this initiative was still being considered we were finding it so
>> ridiculously difficult to find cooperative CPU companies that we gave
>> serious consideration to putting a deal together to create a new
>> (entirely software-based) SoC that would be entirely FSF-Endorseable
>> as it would be entirely software-programmable.
> After having read many proposals on this mailing-list, I would greatly
> appreciate to make my recommendation, if possible, please. On my side,
> I would strongly advise to have a look at the Samsung Exynos 4412.
>
> Because, Samsung is not only a member of Linaro :
>
> http://www.linaro.org
>
> But also, their Exynos 4412 will be the first ARM SoC with OpenCL
> support thanks to its Mali-T604 GPU :
>
> http://www.arm.com/products/multimedia/mali-graphics-hardware/mali-t604.php
>
> It will be available in Q3 2012 and Insignal will provide the
> corresponding development kit :
>
> http://www.linaro.org/assets/PDF/LinaroOrigenLowCostBoard.pdf
>
> Mister Dosung Lee will be able to provide you more informations about
> this chip :
>
> D.S. Lee (이도성)
> Director
> Marketing 1 Group
> System LSI Division, Semiconductor Business
> Samsung Electronics CO.,LTD
>
> Tel.    +82-31-209-1618
> Fax.    +82-31-209-1919
> Mobile. +82-10-9899-0932
> Email.  dosung.lee at samsung.com
>
>
> Best Regards,
>
> Guillaume FORTAINE
>
>
> On Wed, Feb 8, 2012 at 8:58 PM, lkcl luke <luke.leighton at gmail.com> wrote:
>> folks, hi,
>>
>> i've not mentioned this before, publicly, but some time last year when
>> this initiative was still being considered we were finding it so
>> ridiculously difficult to find cooperative CPU companies that we gave
>> serious consideration to putting a deal together to create a new
>> (entirely software-based) SoC that would be entirely FSF-Endorseable
>> as it would be entirely software-programmable.
>>
>> based around something like the ARC 32-bit RISC core (which was a hell
>> of a lot better than ARM's offerings at the time), the idea was to put
>> at least 4 of them down in 28nm, where they would quite happily run at
>> at least 1.5ghz.
>>
>> the problem was that ARC's RISC core design wasn't SMP capable, and
>> the team behind it didn't feel comfortable doing SMP cache coherency.
>> we _did_ come up with a mad and very simple scheme to do cache
>> coherency as a software interrupt (similar to how MMU page-swapping is
>> done) and even discussed it on LKML thanks to alan cox and some input
>> from another guy from intel, it turns out to have been a workable
>> scheme.
>>
>> ... but, we didn't pursue it.
>>
>> some time last month i went "hang on a minute, maybe now's a better
>> time" so i've done a draft of the interfaces (DDR3 RAM will be
>> included)  the number of pins required is surprisingly low, which will
>> get the cost down.
>>
>> i'd therefore greatly appreciate some help reviewing the pinouts.  the
>> company that i've found that has an alternative 32-bit RISC core not
>> only has SMP cache coherency already done, but also they have an
>> absolutely amazing set of Instruction extensions, including DSP,
>> Audio, Video, Base-band (for RF handset processing) and much more.
>> the plan is, therefore, to target this CPU at a very very wide range
>> of markets, based on it having:
>>
>> * 8 CPUs at 1.2ghz or above
>> * SMP Cache Coherency
>> * 32-bit DDR3 1333mhz RAM (with a 2nd version having 2 DDR3 interfaces)
>> * virtually everything software-programmable (with the exception of
>> CABAC decode)
>>
>> meaning that it will do 3D graphics _and_ 1080p Video entirely in
>> software.  the interfaces i've selected so far will include:
>>
>> * HDMI Out _and_ In
>> * 24-pin RGB/TTL
>> * 2-channel LVDS
>> * 2 PCIe (2-lane each)
>> * USB-OTG, USB-2 and USB-3
>> * SATA-3
>> * NAND controller (8-bit with 4-way CS)
>> * 3 SD/MMC interfaces
>> * 3 SPI interfaces
>> * 3 UARTs, 3 IIC interfaces, CAN-Bus, 2 PS/2, Touchscreen, 3 PWMs
>> * 2 MPEG Transport Stream Interfaces
>> * Smartcard Interface
>>
>> that means that it could be used in at least the following products:
>>
>> * Laptops, Netbooks, Tablets, Desktops, PCs, NAS-Boxes
>> * PVRs, TVs, Set-Top Boxes, Satellite Decoders
>> * Smartphones, Base Stations, GNU/Radio SDR Products
>>
>> bearing in mind that this will be out some time in middle of 2013, if
>> it's started soon, i could reallly do with some help reviewing the
>> interfaces and capabilities, to make sure i've got it right.
>>
>> tia,
>>
>> l.
>>
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