Yes, I made mistake... And finally got mounted with following method: # modprobe mtdblock
# modprobe ubi # modprobe nandsim first_id_byte=0x20 second_id_byte=0xaa third_id_byte=0x00 fourth_id_byte=0x15 # cat /proc/mtd dev: size erasesize name mtd0: 10000000 00020000 "NAND simulator partition 0" # ls -la /dev/mtd* brw-r--r-- 1 root root 31, 0 2009-12-01 18:50 /dev/mtd0 brw-rw---- 1 root disk 31, 0 2009-12-01 19:06 /dev/mtdblock0 # dd if=rootfs.jffs2 of=/dev/mtdblock0 bs=2048 74688+0 records in 74688+0 records out 152961024 bytes (153 MB) copied, 5.87334 s, 26.0 MB/s # ubiattach /dev/ubi_ctrl -m 0 UBI device number 0, total 2048 LEBs (264241152 bytes, 252.0 MiB), available 0 LEBs (0 bytes), LEB size 129024 bytes (126.0 KiB) # ls -la /dev/ubi* crw-rw---- 1 root root 252, 0 2009-12-01 19:06 /dev/ubi0 crw-rw---- 1 root root 252, 1 2009-12-01 19:06 /dev/ubi0_0 crw-rw---- 1 root root 10, 58 2009-12-01 19:05 /dev/ubi_ctrl # mount -t ubifs ubi0_0 /mnt/ Thanks Victor Liu -----Original Message----- From: ext David Kedves [mailto:[email protected]] Sent: Wednesday, July 21, 2010 7:13 PM To: Development for the MeeGo Project (discussion list) Cc: Liu Victor (Nokia-MS/Beijing) Subject: Re: [MeeGo-dev] Failed to mount rootfs.jffs2 Hi, On 07/21/2010 01:07 PM, [email protected] wrote: > Hi, > > I just downloaded the ubiimg > "meego-codedrop-arm-n900-closed-201003311635.ubiimg" from > http://tablets-dev.nokia.com/meego-codedrop.php and unpack it with flasher, > got a "rootfs.jffs2" image. And I want to mount this image to my host PC, but > failed both on Ubuntu and openSUSE. Here are the steps I made: > > mknod /tmp/mtdblock0 b 31 0 > modprobe loop > losetup /dev/loop0 rootfs.jffs2 > modprobe mtdblock > modprobe block2mtd > modprobe jffs2 > mount -t jffs2 /tmp/mtdblock0 /media/jffs2 > > And I always get error: "mount: /tmp/mtdblock0: can't read superblock" I think it is not jffs2, it is ubifs.... Br, David _______________________________________________ MeeGo-dev mailing list [email protected] http://lists.meego.com/listinfo/meego-dev
