Rodney, good point. On Fri, Jan 15, 2021 at 11:23 AM Rodney Radford via TriEmbed < [email protected]> wrote:
> Personally I think the closed GPU on the Raspberry Pi gets a bad rap. Yes, > the GPU is closed source (nothing the Raspberry Pi guys can do about that > as it is not their choice),. > > It is true that it is responsible for mounting the SD card and starting up > Linux, but the way I look at is that it takes the place of the BIOS and > bootloader on a standard PC system. Like the BIOS, it opens up the boot > device (SD card), loads the bootloader. The main difference is the > bootloader is also part of the GPU code so it does make it more difficult > porting other systems to it, but not impossible. > > After that, the code runs on the Linux side of things with it being in > control with the GPU handling graphics, as expected, and monitoring > voltages and temperatures, with the ability to directly write to the > display for battery and heat issues. > > You can modify the Linux code and you can create custom device drivers for > it, so I don't see it as a closed system any more than a PC is running > Linux with a 'closed' BIOS. > > > > On Fri, Jan 15, 2021 at 11:12 AM jonathan hunsberger via TriEmbed < > [email protected]> wrote: > >> Maybe not a lot of fully open options in the "sbc running Linux" category >> yet, but.. >> BeagleV recently released on RISC-V. At $150 it's not really a RPi >> replacement, but could lead to proliferation of similar solutions at lower >> cost. >> >> >> On Thu, Jan 14, 2021 at 1:10 AM Mauricio Tavares via TriEmbed < >> [email protected]> wrote: >> >>> On Sun, Dec 27, 2020 at 10:17 AM Pete Soper via TriEmbed >>> <[email protected]> wrote: >>> > >>> > >>> > Here are some criticisms of RPI that this list will hopefully take as >>> constructive. Some good tech details that many of us may have been unaware >>> of. >>> > >>> > https://ownyourbits.com/2019/02/02/whats-wrong-with-the-raspberry-pi/ >>> > >>> I was not aware of the everything-goes-through-gpu-blob aspect >>> of the Rpi4. What are the alternatives? I was looking at the Rock Pi, >>> especially the N10 for some applications, and then started wondering >>> if it has as much closed source stuff as the Rbpi. >>> >> _______________________________________________ >> Triangle, NC Embedded Computing mailing list >> >> To post message: [email protected] >> List info: >> http://mail.triembed.org/mailman/listinfo/triembed_triembed.org >> TriEmbed web site: http://TriEmbed.org >> To unsubscribe, click link and send a blank message: mailto: >> [email protected]?subject=unsubscribe >> >> _______________________________________________ > Triangle, NC Embedded Computing mailing list > > To post message: [email protected] > List info: http://mail.triembed.org/mailman/listinfo/triembed_triembed.org > TriEmbed web site: http://TriEmbed.org > To unsubscribe, click link and send a blank message: mailto: > [email protected]?subject=unsubscribe > > -- ------------------------------------------------------------------------------- Carl J. Nobile (Software Engineer) [email protected] -------------------------------------------------------------------------------
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