On Fri, Dec 25, 2015 at 11:31 AM, Robert Moskowitz <rgm at htt-consult.com> wrote: > > > On 12/25/2015 11:18 AM, Troy Dawson wrote: > > Hi, > Have you looked at the pcduino3 nano lite. > $15 and it looks like it meets all your specs. > > > http://www.amazon.com/pcDuino-pcDuino3-Nano-Lite/dp/B00ZEPZGQO/ref=sr_1_1?ie=UTF8&qid=1451059734&sr=8-1&keywords=pcduino3+nano+lite > > It has everything in the kernel and uboot and works with Fedora 23 with no > modifications. > I've got Yor Linux armv7 build working on it, so I'm quite certain it will > work with CentOS arm build, but I have not tested it. > > There are two downsides to this board. > 1 - the sata (and power cable) are sold separately > > > Ah, I see it does have a sata port. I missed that the first time. > > And it looks like it has the 5V power out that will hopefully power any HD > up to 1A. > > If it uses the same uboot as the pcduino 3 nano, then I can take the > Cubietruck image and dd the appropriate uboot and boot. > > Have you tested it? The big test is to only have uboot on a 4Gb mSD and > the whole image on the Sata HD and see if it switches over like the > Cubieboard does. Otherwise there is a lot of customization needed. > > Yes, I've tested it. It used the same uboot and kernel dtd as the pcduino 3 nano. I have a couple of the pcduino 3 nano machines and ordered a couple of the lite's, so I've used both. I used the nano uboot on the lite and it worked with no modifications. I also did nothing with the kernel and it worked great. > I am assuming those 3 posts off to the side are for the serial console. > Nice that they put it off to the side. But that would mess up a case > somewhat. > > > 2 - It has the worst name I can think of. > > > On Fri, Dec 25, 2015 at 5:33 AM, Robert Moskowitz <rgm at htt-consult.com> > wrote: > >> The features that have attracted me to ARMv7 are: >> >> 1) Power consumption >> >> My ROI on power savings was 15 mo. with the Cubieboards over my current >> Intel SFF boxes. And along with that is lower UPS requirements and >> heating. I have 5 boards, plus drives powered from one USB power supply. >> >> 2) Board size >> >> With boards the same or smaller than a 25" drive, I truly have an >> appliance that can be placed anywhere. >> >> Now there are few ARMv7 boards that meet my exacting requirements: 1 or 2 >> MB ram (depending on appl), 2+ core, and SATA interface. >> >> If all I have is USB, then I get the USB/SATA adapter cost and powering >> thrown into the equation. Also a board that has been moved into the >> mainline kernel and distro support. RPi stands out as being a pain. >> 4-port LAN features require kernel customization. >> >> I was talking with one manufacture that was meeting my main req at >> $15/board. But they went for a mass-market target and dropped the DIY >> one. I will be talking to them again next month. But their board is not in >> the general sunxi effort. Yet. >> >> >> On 12/25/2015 01:33 AM, Gordan Bobic wrote: >> >>> The big problems I have with the majority of the development boards are: >>> >>> 1) Memory >>> On 32-bit ARM, the RAM was always limited to 4GB, which would be find if >>> there were a significant number of devices available that ship with 4GB of >>> RAM (minus the various necessary memory holes). But that simply isn't the >>> case. I can think of hundreds of devices with <= 1GB of RAM. I can think of >>> only about 4 with 3-4GB of RAM (of which at least 2 are deprecated and >>> unavailable), including ARMv8 which is not limited to 4GB. And two of those >>> four are laptops. >>> >>> 2) Memory Type >>> We've been being told since forever that the main reason why ARM devices >>> don't come with DIMM sockets is because they are 32-bit and DIMMs have 64 >>> data lines. Well, with ARMv8 we have those 64 data lines, and yet there are >>> precious few devices available featuring DIMM sockets for memory. There are >>> in fact probably more dev boards in SODIMM form factor than there are those >>> featuring DIMM memory sockets. >>> >>> 3) Board Form Factor >>> There are painfully few ARM boards in *TX form factor. Off the top of my >>> head I can think of a total of 5, of which one is positively ancient and >>> probably no longer available (Atmel, IIRC), one is deprecated, the >>> manufacturer of the 3rd appears to have gone bust, one is on the >>> underpowered side (VIA APC) and the 5th is exorbitantly expensive (at €800 >>> there is no incentive at all to buy an ARM board instead of a much more >>> powerful, more fully featured and better supported Xeon board). >>> >>> Worse, these variously deficient devices aren't exactly cheap, either >>> (well, apart from the Raspberry Pis). I find the lack of supply of boards >>> with sensible features quite thoroughly baffling, especially since the rock >>> bottom features (if they cut any more corners they'd be perfect spheres) >>> don't match the relatively high prices. >>> >>> Instead of leveraging decades of industry standardization on the basics >>> such as memory sockets, form factor (including power supplies), almost >>> every ARM board manufacturer seems to be intent on reinventing their own >>> wheels, and doing a pretty poor job of it, even though these problems have >>> been thoroughly solved for decades. >>> >>> Not that I think any manufacturers are listening... >>> >>> Gordan >>> >>> On 24/12/15 21:20, Robert Moskowitz wrote: >>> >>>> >>>> >>>> On 12/23/2015 07:45 PM, miniNodes Info wrote: >>>> >>>>> The Lenovator HiKey board Jim mentioned can be found here: >>>>> http://www.lenovator.com/product/90.html That is a 2gb RAM, 8gb eMMC, >>>>> 8-core ARM64 board. >>>>> >>>> >>>> No sata for all that power. >>>> And draws a lot more power too. >>>> >>>> I will continue to wait to see what the Cubietruck plus will be and how >>>> much. They put out the blog on it back in July. And then Hans will >>>> have to get one to make the uboot for it... >>>> >>>> >>>> They also offer a 1gb RAM version as well: >>>>> <http://www.lenovator.com/product/86.html> >>>>> <http://www.lenovator.com/product/86.html> >>>>> http://www.lenovator.com/product/86.html >>>>> >>>>> Also worth mentioning, the Qualcomm Dragonboard 410c finally has been >>>>> restocked and has availability now, located here: >>>>> >>>>> https://www.arrow.com/en/products/dragonboard410c/arrow-development-tools#page-1 >>>>> >>>> >>>> Even less in terms of interfaces. >>>> >>>> >>>>> The URL for the PINE64 board is simply >>>>> <http://pine64.com> <http://pine64.com>http://pine64.com. That >>>>> product is still being >>>>> developed and funded via Kickstarter, so there is no general >>>>> availability on that one quite yet. >>>>> >>>> >>>> So, for now, I will stay with the armv7. >>>> >>> >>> _______________________________________________ >>> Arm-dev mailing list >>> Arm-dev at centos.org >>> https://lists.centos.org/mailman/listinfo/arm-dev >>> >>> >> _______________________________________________ >> Arm-dev mailing list >> Arm-dev at centos.org >> https://lists.centos.org/mailman/listinfo/arm-dev >> > > > > _______________________________________________ > Arm-dev mailing listArm-dev at centos.orghttps://lists.centos.org/mailman/listinfo/arm-dev > > > > _______________________________________________ > Arm-dev mailing list > Arm-dev at centos.org > https://lists.centos.org/mailman/listinfo/arm-dev > > -------------- next part -------------- An HTML attachment was scrubbed... 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