Basically what should be content of uEnv.txt if we are mounting external SD card with partition type 'ext4'?
On Tuesday, September 16, 2014 11:43:15 PM UTC+5:30, sanjay ahuja wrote: > > Hi Robert, > > Do you have any pointer to steps for partitioning it as ext4. The link I > followed specifically mentioned that partition type must be 'FAT'. The > content of uEnv.txt as provided there is > mmcdev=1 > bootpart=1:2 > mmcroot=/dev/mmcblk1p2 ro > optargs=quiet > > Would it remain same if partition type is 'ext4' or some values would > change? > > On Tue, Sep 16, 2014 at 8:58 PM, Robert Nelson <[email protected]> > wrote: > >> On Tue, Sep 16, 2014 at 10:22 AM, sanjay ahuja >> <[email protected]> wrote: >> > Hi, >> > >> > I tried using microSD card as extra storage for my beaglebone black. I >> > followed the steps as mentioned at >> > http://elinux.org/Beagleboard:MicroSD_As_Extra_Storage. >> > >> > I was able to use mount microSD card successfully. However I am facing >> some >> > strange issue. >> > >> > when I do ls -lart on the mounted drive the permissions are >> > >> > drwx------ 5 root root 16384 Jan 1 1970 drive >> > >> > >> > If I try chmod o+rx,g+rx /media/drive, to change the permissions, it >> does >> > not work. No error on issuing chmod command but permission does not get >> > change. >> > >> > Infact I am not even able to change the user permission for any >> executable >> > file under directory 'drive'. >> > >> > For ex. >> > bash-4.2# ls -lart /media/drive/jdk1.7.0_60/bin/java >> > -rw-r--r-- 1 root root 5822 May 7 20:26 >> /media/drive/jdk1.7.0_60/bin/java >> > >> > bash-4.2# chmod u+x /media/drive/jdk1.7.0_60/bin/java >> > >> > bash-4.2# ls -lart /media/drive/jdk1.7.0_60/bin/java >> > -rw-r--r-- 1 root root 5822 May 7 20:26 >> /media/drive/jdk1.7.0_60/bin/java >> > >> > Since 'x' permission is missing, I am not able to execute any binary >> file. I >> > am logged in as root user only. The jdk directory is expanded from jdk >> > installer zip using command >> > tar -xvf Downloads/jdk-7u60-linux-arm-vfp-sflt --owner root --group root >> > --no-same-owner. >> > >> > No issues are encountered if the jdk directory is expanded under home >> > directory instead of SD card. >> > >> > The partition details for SD Card: >> > >> > Usage : Filesystem >> > Partition type: W95 FAT16 (LBA) (0x0e) >> > Type: FAT (16-bit version) >> > Device: /device/mmcblk1p1 >> > Mount Point: Mounted at /media/drive >> >> re-partition it as "ext4"... fat16 doesnt' support user permissions.. >> >> Regards, >> >> -- >> Robert Nelson >> http://www.rcn-ee.com/ >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to a topic in the >> Google Groups "BeagleBoard" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/beagleboard/BGri5BFH2W4/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [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]. For more options, visit https://groups.google.com/d/optout.
