On Thursday, December 19, 2013 4:20:34 PM UTC+11, John Syne wrote: > > > > From: <[email protected] <javascript:>> > Reply-To: <[email protected] <javascript:>> > Date: Wednesday, December 18, 2013 at 7:33 PM > To: <[email protected] <javascript:>> > Subject: [beagleboard] Re: Beaglebone Black won't boot from Micro SD, all > LEDs remain lit > > > Hi, >> > I have a Beagleboard Black, San micro sdcard 16g extreme with the Kali > Linux Image on it. With the help of Tobin over at Win32 image writer I saw > that the write was correct with an image > G (microsd card) 122M > G /storage/kali/images/beaglebone-black/root 6.72G > opened partition to find 12 folders > So the partition is there and working. Win32 image did its job. This > means boot problem then I found your group. Read the threads. > I modified the text file uEnv > Used these following values > > mmcdev=1 > bootpart=1:2 > mmcroot=/dev/mmcblk1p2 ro > > I’m not sure why you want to make these changes in uEnv. If the SDCard is > installed, it is mmcdev=0 and eMMC is mmcdev=1. Best to use the default > uEnv file. > > If you are unsure, you can always run each command at the u-boot prompt > and see what happens. You can list files in the FAT partition with “fatls > mmc 0” and load the uEnv.txt file with “run loadbootenv” and “run > importbootenv”, which updates your u-boot env. Check this with printenv. > Best way to learn is to do this step by step. > > Regards, > John > > > to replace > > echo Booting from external microSD...; setenv mmcdev 0; else setenv mmcdev > 1; if test $mmc0 = 1; then setenv mmcroot /dev/mmcblk1p2 rw; fi; > ext4load mmc 1:2 ${loadaddr} /boot/zImage && mw.l 4804c194 00c00000; echo > Booting from internal eMMC...; fi > > No change. S2 button should be held until 4 leds light up - no leds light > up. > Any tips, > Thanks > > John, > > John Thanks I was following William Hermans post. uEnv is the boot program which links into the image folders so the uEnv program has had no problems which is good to know. I will try the step by step approach. Bruce
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