A storage medium used in mobile devices like digital cameras, tablets, smartphones, ...
2
votes
1answer
32 views
extending a partition by resize2fs
I have a 4 GB SD card. Before the image load
root@ubuntu# fdisk -l
Disk /dev/sdb: 3965 MB, 3965190144 bytes
49 heads, 48 sectors/track, 3292 cylinders, total 7744512 sectors
Units = sectors of 1 * ...
0
votes
1answer
160 views
SD Card interpreted as wrong size
I used dd to write a 2GB image to an 8GB SD card; gparted now sees it as a 2GB SD card and I can't figure out how to format it for 8GB again. ddalso sees it as a 2GB SD card when trying to format it ...
1
vote
0answers
186 views
Chrubuntu on Acer C7: SD card reader only works on AC power?
I have an Acer C7 chromebook on which I have installed Chrubuntu. Everything works great except that the SD card reader doesn't work when the computer is running from battery power. It recognizes the ...
1
vote
1answer
153 views
Why is my SD card not being recognized?
I'm using Lubuntu 11.10 on a VAIO notebook. Here is my uname output:
Linux vaio 3.0.0-16-generic-pae #28-Ubuntu SMP Fri Jan 27 19:24:01 UTC 2012 i686 i686 i386 GNU/Linux
I don't know why but today ...
3
votes
2answers
407 views
SD card not accessible (works in an old Nokia though)
Background
I have two visually same 2GB microSD cards, both labeled
"SD-C02G JAPAN", under the "2GB microSD" logo.
My problem is that I can't read one of them in any device except an old
Nokia 5310 ...
0
votes
0answers
62 views
Missing operating system
Extlinux keeps saying Missing Operating System and I don't know what to do. I tried installing the Master Boot Record but it says Missing Operating System too. I have extlinux installed on my sd card.
...
2
votes
1answer
71 views
How to write isolinux to an ext4 filesystem
How would I write isolinux to an ext4 filesystem on an 1 GB SD card so that it would boot at startup?
0
votes
1answer
334 views
right way to mount sdcard in linux
i have a problem with mounting my camcoder with sdcard as volume. It seems it is sdcard problem, can it be repaired? I have reformated sdcard in windows system but this did'nt solve problem all ...
12
votes
6answers
701 views
Is it a bad idea to use an SD card for home directory?
I'm planning to make an SD card (or a flash drive) my home directory so as to be able to work on different PCs without much hassle.
Is this a bad idea for some reason?
1
vote
1answer
446 views
SDcard support in Linux for ENE Flash UB6250 card reader (found on Acer Aspire One 522)
I have an Acer Aspire One 522 netbook for which I want to get the SDcard reader working, but I'm having trouble getting it to recognize the SDcard after it is inserted.
I use Slackware and always ...
2
votes
0answers
247 views
How to check/test internal card reader speed
I got new SD card claimed to be 10 class of speed, but internal Disk utility in linux after test showed up only 6th class of speed.
How can I check my card reader speed to be sure that it's not the ...
1
vote
0answers
73 views
Changing I/O settings from serial port to LCD&keyboard
I have a prebuilt image of Linux (uImage-da850-omapl138-evm.bin) from Arago Project.
So uImage and root filesystem are situated on SD card of my device (OMAP-L138 Experimenter Kit). After Linux is ...
7
votes
3answers
402 views
Best file system for removable media
Recently I had a SD card destroyed ( software wise ) on me.
Basically as well as I can figure it out, all the metadata was wiped (ext4 card).
This happened when I was working and suddenly had to write ...
5
votes
1answer
1k views
How can I check the condition of an SD card?
How can I check the health condition of an SD card?
When I want to check a hard drive, I can use SMART, how should I check an SD card? Is there a universal approach?
5
votes
1answer
644 views
Eye-FI SD Card not working with inbuilt card reader
I am tring to get my cardreader to work with and eye-fi SD card.
My System is as follow:
#uname -a
Linux computer 3.2.0-0.bpo.2-amd64 #1 SMP Thu Mar 15 20:46:44 UTC 2012 x86_64 GNU/Linux
Debian ...
1
vote
0answers
134 views
How can one force a re-scan of an SDIO bus from Linux user space?
On an embedded Linux platform, I have a network adapter attached to an SDIO interface. There is no Card Detect signal on this particular bus. If for instance, I turn the network adapter power on or ...
1
vote
3answers
3k views
SD card corrupt and stuck at 32MB, any way to fix it?
Using the Linux area since I'm using Linux apps and utilities.
My phone crashed (several times) and managed to corrupt my microSD card. It no longer appears to have partitions and shows as 32MB ...
2
votes
1answer
398 views
SD card reader on Linux: SPI or SD protocol underneath
I've a notebook with a SD card reader and I was wondering if the GNU/Linux driver is using the SPI protocol or the proprietary SD protocol (one or four bits). I'm asking this because I'm testing a SPI ...
6
votes
2answers
1k views
Safely use SD cards when power can go out at any time
We're working on a small embedded Linux system (2.6.35-ish) with a smallish internal NAND device for the OS and applications (250-500Meg) and an SD card with 8Gb SDHC SD cards for data.
The unit's ...
2
votes
1answer
609 views
Linux 2.6.32, busybox, Identify physical SD device
I have a USB card reader with two SD card interfaces and two USB ports (so it can also act as a USB hub) all on the same device. I am running an embedded Linux device that is unsupervised in its use ...
3
votes
2answers
4k views
Trouble getting busybox switch_root to work
I'm working on an embedded ARM Linux system that boots using initramfs. (Here's some background from a couple earlier questions, if you're interested.) So far, thanks in part to help received here, I ...
