Tagged Questions

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16 views

Linux Booting from NAND instead the uSD

I have some trouble with booting up my zImage. I'm using CORE9G25. So, usually I boot up using the uSD. And after uncompressing the linux and etc it's working. But, after I moved the uSD to the other ...
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0answers
28 views

Cannot see my SD card in parted

When I plug in my card reader, it shows up at /def/sdf, and when I insert this SD card I also see /dev/sdf1, but parted won't show the disk. It doesn't have any information I need, I just want to use ...
2
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0answers
29 views

Installing Arch Linux on SD Card - Problem Writing Partition Table

I've been trying to install Arch Linux onto an SD card to use plugged into my macbook. Currently, I've booted into the installation media on a usb key and I'm trying to write the GPT partition table ...
0
votes
1answer
22 views

running script with -o argument pointing to mount point of sd-card

I was trying to install Angstrom Linux on Colibri T_30 board---but I am stuck at one point where it specifies that run update.sh script with optional -o argument pointing to mount point of ...
0
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0answers
12 views

Why does flashing a BBB eMMC take so long from SD card, and how can I monitor the progress?

As you may know, flashing the BeagleBone Black eMMC with a new Linux Image from the SD card takes quite a long time - up to 45 minutes. Is there a reason why, and is there a way to monitor the ...
0
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0answers
17 views

Unable to mount F2FS partitions

I installed the f2fs-tools package in my Fedora system. I created a f2fs partition using mkfs.f2fs on my sdcard, but now I'm unable to use it. The system is unable to mount automatically nor manually ...
0
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0answers
29 views

BTRFS Raid1 on SD card and HDD

I have the / partition on a btrfs SD card /dev/mmcblk0p2. /boot is on vfat /dev/mmcblk0p1). It's a Raspberry Pi running Arch Linux and its fstab looks like so: /dev/mmcblk0p2 / btrfs ...
1
vote
1answer
38 views

Writing ISO (Specifically Debian Jessie) to an SD Card

When updating Debian Wheezy (the stable release) to Jessie, it crashed, so it is currently unusable. The only solution to this, as far as I can tell, is to overwrite Jessie on top of what is currently ...
2
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0answers
22 views

How to reload media parttion table after dd [duplicate]

When I overwrite the partition table with dd command I can't mount my new partition mmcblk0p1 because is not updated I need to force reload partition table of SD-Card mmcblk0, I unplug and plug ...
1
vote
1answer
23 views

Yet another problem mounting SD cards! [closed]

I've got an SD card that's not mounting properly. /dev/mmcblk0 exists, but /dev/mmcblk0p1 doesn't when I insert the card. The output of fdisk -l /dev/mmcblk0 is: 4 heads, 16 sectors/track, 242560 ...
0
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0answers
104 views

mkfs.ext4: Discarding device blocks: failed - Input/output error

I am trying to format my new SD card, using following command; mkfs.ext4 -O ^has_journal /dev/mmcblk0p2 and I get following error: Discarding device blocks: failed - Input/output error I don't ...
0
votes
1answer
141 views

Can't mount SD card - Wrong filesystem

Just bought a SanDisk microSDHC 8Gb card and tried to change the file system to ntfs (used cfdisk thru terminal). Couldn't mount the device. Tried to change back to FAT32, but still can't mount. ...
3
votes
1answer
97 views

Differences between dd in Mac OS X and Linux

When using Linux (Debian), I often use dd to copy a disk image to an SD card. I have written a script that throws an error if the device file specified in the "of" option is too large. This keeps me ...
4
votes
1answer
40 views

dd, seek with one block size, write with another block size

Background Info: Copying some .bin files to an SD card (to be read by an embedded device, no filesystem) Commissioning the card requires some segments to be wiped (i.e. zero'd), and others to have ...
1
vote
1answer
116 views

Make an SD card to boot the distribution image created with Yocto

I have managed to build images for my own compiled Linux kernel source code using Yocto. Yocto has produced image files according to: ...
0
votes
0answers
73 views

Beaglebone: Backup image mounts root as Read-only

After I had completed creating applications for my BB white (running ubuntu), I created a backup of the SD card using-> sudo dd if=/dev/disk2 of=/Volumes/BONE/bone_custom.img Recently, I tried to ...
0
votes
1answer
77 views

Card reader doesn't work on Linux

The system detect my SD card but I cant mount it. This is the lsblk: my@my-N61Jq ~ $ lsblk sdb 8:16 1 29,3G 0 disk and the lsu: my@my-N61Jq ~ $ lsusb Bus 001 Device ...
3
votes
1answer
490 views

mounting a SD card without a partition

I try to mount a SDHC card under GNU/Linux. Unlike what happens usually, /var/log/syslog doesn't mention sdb1, just: Jul 26 16:07:53 xvii kernel: [ 159.404842] scsi 6:0:0:0: Direct-Access Singim ...
1
vote
0answers
53 views

How do you hide “Generic USB SD Reader” in nemo file manager when a card is not present?

I'm running Linux Mint 16. I have a external card reader that has CF, MS, SD, and SM readers in it as well as 3 USB ports. Is there a way to hide the card reader ports from nemo's my computer when ...
2
votes
2answers
251 views

dd to clone to smaller sdcard

One of my Raspberry Pi's is using a 4GB SDcard for the root/boot filesystem. As seen when mounted on another system: Disk /dev/sdc: 3904 MB, 3904897024 bytes 121 heads, 62 sectors/track, 1016 ...
3
votes
1answer
2k views

Installing Ubuntu/Debian on 16 GB SD Card

Is it possible to install Ubuntu/Debian on my 16 GB SD Card ? Do I just during installation process chose my SD Card partition and install it (that doesn't work if we have USB) or do I need to install ...
0
votes
1answer
450 views

Recommended partition size of SD card for Ubuntu for BeagleBone black [closed]

I am using 16GB SD card for building Ubuntu from scratch for BeagleBone Black. So, I have to make two partition of my SD card, one for Rootfs and second one for Zimage and other stuff. Initially I ...
0
votes
1answer
82 views

Locating the /dev entry to make partitions on an SD card

I am trying to create partition of SD card, for this I am following this tutorial. When I type the command ll /dev/mmcblk* I got this ls: cannot access /dev/mmcblk*: No such file or directory ...
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2answers
383 views

How to format write protected SD card

I am newbie in Linux, I want to format my SD card using Ubuntu, for this I follow this tutorial After typing df command , I got list of storage devices.From here I can see my SD card name is ...
1
vote
1answer
174 views

Raspbian migrating to bigger SD card

As I was running out of space on my Raspberry PI, I picked up another SD card. The 'old' card was only 4GB, the new one is 8GB. I made an image with Win32DiskImage and wrote this to the 8GB card. ...
2
votes
1answer
505 views

Realtek RTS5209 PCI-E Card Reader only work if card is inserted before boot

Hardware Info Laptop Model: Sony Vaio Pro 13 Problematic Hardware: Bulti-in Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader Problem description Here is the problem, if I boot with ...
1
vote
1answer
182 views

What actually happens when the checksum fails for a file using btrfs?

I'm testing using btrfs on my embedded Linux system. It uses a uSD card for the rfs. This system is remotely deployed so there's no human sysadmin to take care of it. My question is what happens ...
2
votes
1answer
212 views

btrfs on SD card, what does “Btrfs detected SSD devices, enabling SSD mode” mean exactly?

I'm experimenting with using btrfs on my Debian Linux armhf system. The rfs is on a micro SD card. On bootup I get the message "Btrfs detected SSD devices, enabling SSD mode". What features does ...
0
votes
1answer
190 views

How to Connect Internet in Zedboard using Linux via SDCard

I am working on Zedboard Zynq 7020. I have booted the Linux via SD card through Zedboard. The linux display can be shown onto the monitor via VGA cable. But I cannot connect that linux to internet. ...
4
votes
2answers
285 views

File system that never breaks (data loss acceptable)

There're several existing topics revolving around this issue, but what I seek is slightly different. I have an sd card on an embedded Linux and it suffers from power loss. I might be able to modify ...
2
votes
1answer
303 views

How to make sd card as default boot in uboot?

U-Boot 2013.07 (Nov 21 2013 - 18:12:40) Memory: ECC disabled DRAM: 1 GiB MMC: zynq_sdhci: 0 SF: Detected N25Q128A with page size 64 KiB, total 16 MiB In: serial Out: serial Err: serial Net: ...
1
vote
0answers
93 views

Why is my embedded Linux unable to detect the sd device?

I have this ARM9 SAM9G25 embedded System, running a Linux 2.6.39 Kernel and a Busybox. I put the Images (of the bootloaders, and the linux+initramfs) on a SD so that in the end the system is booting ...
2
votes
0answers
129 views

Set PERM_WRITE_PROTECT on an SD card

From what I read here and here I gather that there is a bit on SD cards called PERM_WRITE_PROTECT that will allow me to make an SD card read only. Is it possible to set this bit from Linux? If so, ...
1
vote
0answers
528 views

Recovering files from partitions at a corrupted SD card?

I got a problem with my SD card which had got Raspbian. Everything seemed to be ok while working with the raspberry. I inserted it to my laptop running Ubuntu 12.04.4 to fetch some files. It first ...
1
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0answers
541 views

Alcor Multi Flash Reader Arch Linux

OS: Arch Linux Hardware: Toshiba S55 lsusb -v Bus 001 Device 004: ID 058f:6366 Alcor Micro Corp. Multi Flash Reader Device Descriptor: bLength 18 bDescriptorType 1 ...
1
vote
1answer
22 views

Space Problems? [closed]

I just got a new SD card for my pi. Trying to install node.js, I ran out of space (I've also recently installed a LAMP server system). But, when I plug it into my main (Windows-Ubuntu dual-boot) ...
0
votes
0answers
421 views

Using gparted, deleted partition of memory card, then formated to fat 16; now its not working; error: no partition table present

I connected my Sony cyber-shot camera via cable to my laptop having Ubuntu 13.04. I wanted to make the memory card of the camera fresh to re-use. I opened GUI gparted. I did the below: 1) I selected ...
0
votes
0answers
112 views

Card Reader UB6520 on Parabola GNU/Linux

I'm trying to make work the SD card reader UB6250 on Parabola GNU/Linux. Could you help me please? After inserting the SD card, I get the following dmesg: [65408.273667] usb 2-5: new high-speed USB ...
2
votes
1answer
36 views

How to prepare a new MicroSDXC card for use with Android?

After buying a 64 GB MicroSDXC card and plugging it into my Android phone, it wasn't recognized. What do I need to do to use the space on this device? Many articles suggest installing closed source ...
2
votes
1answer
341 views

sfdisk failing to write partition to disk [closed]

I am trying make my microSD card bootable to Ubuntu. I am trying to use sfdisk to create the partitions. When I do that this is the error I am getting: Using sfdisk to create partition layout ...
1
vote
1answer
3k views

How would you install the RTS5139 Card Reader driver for use on Fedora 19

Is it possible to install the rts5139 driver in Fedora 19 3.11.8-200.fc19.i686.PAE kernel ? I have a Lenovo G570 laptop, on which I run Fedora 19 (3.11.8-200.fc19.i686.PAE kernel) on one hard disk, ...
1
vote
2answers
127 views

How do I enable kernel option MMC_UNSAFE_RESUME

I am trying sleep and wake up my Kobo Mini ebook reader manually by using the command rtcwake. The reader is using busybox. cat /proc/version gives me this output: Linux version 2.6.35.3-850-gbc67621+ ...
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0answers
780 views

Linux Mint not detecting microSD card

I have a microSD card in my Android device and I would like to plug it into my computer to change the music and collected photos. However, I'm not able to do this. The OS does not seem to even notice ...
3
votes
2answers
1k views

Utility to TRIM unallocated space on drive

I have a drive (SD card) with a few ext4 partitions but also some unallocated space. The fstrim utility can only work within a filesystem. Before I reinvent the wheel and write one, is there another ...
1
vote
2answers
612 views

How to write to SD card with dd command?

Having some trouble with writing to my SD card, burning NOOBS (New Out Of Box Software) software to my SD card for Raspberry Pi. Attempted to use the following command as root: # dd bs=1M ...
10
votes
4answers
3k views

Stress testing SD cards using linux

I got into a little debate with someone yesterday regarding the logic and/or veracity of my answer here, vis., that logging and maintaining fs meta-data on a decent (GB+) sized SD card could never be ...
1
vote
2answers
290 views

Extract TAR to SD-Card and verify contents afterwards

We currently extract a TAR archive to a SD-Card like this tar xf ${ROOT}/rootfs.tar -C /cynox/${DRIVE}/${TARGET} As a side note: The rootfs.tar contains files for an embedded Linux system. Some of ...
1
vote
1answer
502 views

mmcqd hangs and burns the CPU on the embedded device

On my embedded system I'm writing an intensive video stream to SD. I don't mount partitions, just write to /dev/mmcblk0p1. After a while my writing process hangs. I get [16952.240000] INFO: task ...
2
votes
1answer
1k views

Resetting MMC controller without physically removing the card?

I'm trying to rescue data from an SDHC card using ddrescue: while true ; do ddrescue -d /dev/mmcblk0p1 mmc.img mmc.log ; done The controller, I'm not sure if it's the one on the card or the one in ...
3
votes
1answer
557 views

Risks involved with lazy_itable_init=1 for ext4 fs on SD card

My setup is the following: Linux kernel 2.6.28 e2fsprogs 1.42.7 64 GB class 10 SD card I am attempting to speed up the time it takes to format the entire card to an ext4 filesystem. My research ...