Re: [9fans] building blocks speaking 9p

[Eli Cohen <echoline@gmail.com>]

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hmmm. but for all of the devdraw fs and image backing, etc? can it access
RAM?

On Fri, Jan 28, 2022, 1:18 PM Tony Mendoza <clueelf@tonymendoza.us> wrote:

> Eli said - "...accelerated hardware devdraw on the fpga if that's even
> possible"
>
> It's possible.
>
> https://projectf.io/posts/fpga-graphics/
>
> T
>
> On 1/28/2022 at 3:08 PM, "Eli Cohen" <echoline@gmail.com> wrote:
>
> I started working on a project with an ESP32 board (with a toolchain for
> linux) to make a /net/etherESP32 for wifi with 9P right on the little
> board. I got as far as realizing how different 802.11 and 802.3 are...
>
> the unfinished code is at https://github.com/echoline/etherESP32
>
> it would be cool to see an aijuboard with accelerated hardware devdraw on
> the fpga if that's even possible, or other hardware like that
>
> On Fri, Jan 28, 2022, 1:01 PM Tony Mendoza <clueelf@tonymendoza.us> wrote:
>
>> Sorry wrong libstyx repo
>>
>> https://github.com/inferno-os/inferno-os/tree/master/tools/libstyx
>>
>> T
>>
>> On 1/28/2022 at 2:54 PM, "Tony Mendoza" <clueelf@tonymendoza.us> wrote:
>>
>> A few years back I started trying to build something similar off of the
>> STM32F4 line of ARM MCUs.
>>
>> https://www.st.com/en/microcontrollers-microprocessors/stm32f4-series.html
>>
>> Supports ethernet, spi, usb otg, etc.  Thought about porting the libstyx
>> library from Inferno over to
>> the STM32 platform.
>>
>> https://github.com/inferno-os/inferno-os/tree/master/tools/styxtest
>>
>> Thin OS layer was provided by FreeRTOS.  STM32F4 specific HW was accessed
>> using libopencm3
>>
>> https://libopencm3.org/
>>
>> If interested...
>>
>> https://github.com/tmendoza/stm32f4-template
>>
>> Tony
>>
>> On 1/28/2022 at 4:18 AM, "Lucio De Re" <lucio.dere@gmail.com> wrote:
>>
>> On 1/28/22, Bakul Shah <bakul@iitbombay.org> wrote:
>> >
>> > Think of really simple, low power, low cost devices.
>> > USB can also provide power. USB+ATtiny85 devel boards
>> > cost ~$3 even at Amazon. And FPGA boards can be
>> > pretty inexpensive too. If you can find them.
>> >
>> I've recommended olimex.com in the past. They specialise in Open
>> Architecture Hardware. Their prices are very reasonable and product
>> range quite broad.
>> 
>> Lucio.
>> 
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