Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

How to use jffs2 in flash ?

hi hippo I can cp -a some dirs to /mnt on uclinux with using initramfs. In other word, i have build rootfs in my flash(mtdblock0)that can mount it to /mnt dir, and i can see some dirs in /mnt...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

--- Quote Start ---

originally posted by hippo@Jun 3 2006, 10:02 AM

it tried to read mtd sector 00 twice. but failed to mount?

please try mtd debug level 3.

and try to trace into kernel source init/main.c and do_mount .

<div align='right'><{post_snapback}> (index.php?act=findpost&pid=15839)

--- quote end ---

--- Quote End ---

hi hippo

I have set mtd debug level is 3 that got the same result again. http://forum.niosforum.com/work2/style_emoticons/<#EMO_DIR#>/sad.gif

<div class='quotetop'>QUOTE </div>

--- Quote Start ---

USB Mass Storage support registered.

mtdblock_open

ok

mtdblock: read on "jffs2" at 0x0, size 0x200

mtdblock_release

ok

mtdblock_open

ok

mtdblock: read on "jffs2" at 0x0, size 0x200

mtdblock_release

ok

Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,0)[/b]

--- Quote End ---

How to do that is croectlly ?

Thx !