On 04/27/2014 10:16 PM, John Syn wrote: > > From: Doug <[email protected] <mailto:[email protected]>> > Reply-To: <[email protected] > <mailto:[email protected]>> > Date: Sunday, April 27, 2014 at 9:52 PM > To: <[email protected] <mailto:[email protected]>> > Subject: [beagleboard] Re: Booting Archlinux from microSD (again) > > OK this does not work on Archlinux. Besides the fact Archlinux > does not have initrd there must be some other issue holding it up. > We are getting a serial connection hooked up to look at that. > > The answer about the only way was to remove a resistor is NOT a > good answer. First of all it is not something you would do when > distributing and image to be written on an SD card to a user. Hack > your board so it works! No way. > > You asked for a solution that will work "no matter what is on the > eMMC". If you have u-boot on the eMMC, BBB will use it, period. No > script or anything else for that matter will prevent this. Remove > u-boot from the eMMC and BBB will use u-boot from the SDCard. With > SYS_BOOT2 high (Boot not pressed), the boot sequence is MMC1 (eMMC), > MMC0 (SDCard), UART0, USB0. If SYS_BOOT2 is low (Boot button pressed) > the boot sequence is SPI0, MMC0, USB0, UART0. > > Regards, > John > > > > I would like to get this fixed but an easy answer would be to have > a script that does a one time run of zeroing the eMMC on first > boot of ArchLinux on the SD card. We have no reason to use the > eMMC card in our application. I wish there was a HW switch or > jumper on the BBB to disable it. That would make things much easier. > > So please don't go hacking your board, just nuke the code on the > eMMC. It will then boot happily from the SD card. > > Hopefully we will find a better way so we won't have to do that. I > will report back in a few days with any progress. > > On Sunday, April 27, 2014 10:15:04 PM UTC-4, Doug wrote: > > OK I asked this question before and I was never able to > resolve it. > > I have an image (application) on microSD card that I want to > distribute. It uses Archlinux. > > I don't want the user to have to play with boot directories > pushing buttons or anything like that. I just want it to boot > at power up. > > As long as a distribution (stock) image is on the eMMC it will > not boot the SD card unless the boot button is held down at > power up. > > I can get around this by wiping the eMMC but I do not want a > user getting an image on SD and having to do that. > > Is there anything I can do on the SD card (boot record) to > cause it to boot directly from SD regardless of what is on eMMC. > > Debian apparently has no problem with this. It seems to be an > Archlinux issue. > > If therei s an answer please pass along the code or point me > to it. > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google > Groups "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, > send an email to [email protected] > <mailto:[email protected]>. > For more options, visit https://groups.google.com/d/optout. > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google > Groups "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected] > <mailto:[email protected]>. > For more options, visit https://groups.google.com/d/optout. or why not just edit the uEnv.txt on the eMMC?
-- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
