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2
votes
1answer
67 views

Flashing rootfs on Embedded Linux with Limited RAM

I'm fairly new to the embedded world, so forgive me if this seems obvious. I'm working on a board based off of the AT91SAM9260. I have 256MB of flash and 64MB of RAM. The current setup flashes two ...
1
vote
1answer
16 views

Difference between initramfs.cpio and rootfs.cpio

What are the differnces between the two? Can I just use initramfs.cpio or do I need to use both? Actually my rootfs.cpio file is 7 Mb and initramfs.cpio is just 0.5mb, so I was thinking if I can use ...
3
votes
0answers
39 views

Changing a root file system from initramfs to JFFS2

I am running Linux on an ARM based development board from flash memory. The rootfs is initramfs. I chose this in the configuration utility under "file system". Then I realized that I need ...
3
votes
0answers
64 views

LVM RAID 1 for root

I have LVM RAID 1 (not mdadm RAID 1, but exactly LVM2 RAID 1) for my root partition. I would like to make my system boot without either of the HDDs where the underlying PVs of the root LVM partition ...
2
votes
0answers
147 views

What changed between kernels 3.7 and 3.9 that affects LVM/RAID root file systems?

I'm trying to fix a (very messy) system that the user hosed by running a kernel upgrade from 3.7.10 to 3.9.6. the root file system is on an LVM volume on top of a software RAID array. The boot manager ...
1
vote
0answers
53 views

Mounting root filesystem while booting through network

I have two systems, let say one is the server and the other is the client. I want to load kernel image from the server to the client through the network. I used dhcp (isc-dhcp-server) and tftp ...
1
vote
0answers
203 views

Qemu: No file system could mount root (unable to mount roofs)

In Linux, I've created the root file system (rootfs) by following commands: dd if=/dev/zero of=ramdisk.img bs=1M count=4 mkfs.ext2 ramdisk.img sudo mount -o loop ramdisk.img rootfs sudo cp init ...
0
votes
0answers
31 views

No filesystem could mount root, tried: jffs2

CPU: ARM Cortex A-9 This is the kernel command line that I appears in configuration menu root=mtd:jffs2 rw rootfstype=jffs2 console=ttyps0,115200 I have put three files in flash: BOOT.BIN in mtd0 ...