Honored Contributor
Honored Contributor
when i have excuted command "mount -t jffs2 /dev/mtdblock0 /mnt" then got so long messages for jffs2 ................. http://forum.niosforum.com/work2/style_emoticons/<#emo_dir#>/sad.gif
uclinux/nios ii
altera nios ii support © 2004 microtronix datacom ltd.
built 1 zonelists
kernel command line: root=/dev/mtdblock0
pid hash table entries: 64 (order: 6, 1024 bytes)
dentry cache hash table entries: 2048 (order: 1, 8192 bytes)
inode-cache hash table entries: 1024 (order: 0, 4096 bytes)
memory available: 6444k/8192k ram, 0k/0k rom (1184k kernel code, 467k data)
mount-cache hash table entries: 512
scsi subsystem initialized
usbcore: registered new driver usbfs
usbcore: registered new driver hub
jffs2 version 2.2. (nand) © 2001-2003 red hat, inc.
io scheduler noop registered
io scheduler deadline registered (default)
serial: jtag uart driver $revision: 1.4 $
ttyj0 at mmio 0x80c81120 (irq = 1) is a jtag_uart
altera ndk flash (amd): found 1 x16 devices at 0x0 in 8-bit bank
amd/fujitsu extended query table at 0x0040
number of cfi chips: 1
cfi_cmdset_0002: disabling erase-suspend-program due to code brokenness.
cmdlinepart partition parsing not available
redboot partition parsing not available
using altera ndk partition definition
creating 1 mtd partitions on "altera ndk flash (amd)":
0x00000000-0x00400000 : "romfs/jffs2"
usbmon: debugfs is not available
driver isp1362-hcd, 2005-04-04
isp1362-hcd isp1362-hcd: isp1362 host controller
isp1362_hc_reset:
isp1362-hcd isp1362-hcd: new usb bus registered, assigned bus number 1
isp1362-hcd isp1362-hcd: irq 4, io mem 0x80c810d0
isp1362_hc_start:
isp1362-hcd isp1362-hcd: isp1362 memory usage:
isp1362-hcd isp1362-hcd: istl: 2 * 256: 512 @ $0000:$0100
isp1362-hcd isp1362-hcd: intl: 16 * ( 64+8): 1152 @ $0200
isp1362-hcd isp1362-hcd: atl : 32 * ( 64+8): 2304 @ $0680
isp1362-hcd isp1362-hcd: used/free: 3968 128
usb usb1: configuration# 1 chosen from 1 choice
hub 1-0:1.0: usb hub found
hub 1-0:1.0: 2 ports detected
isp1362 host controller, irq 4
initializing usb mass storage driver...
usbcore: registered new driver usb-storage
usb mass storage support registered.
freeing unused kernel memory: 368k freed (0x138000 - 0x193000)
init started: busybox v1.1.1-pre0 (2006.04.20-12:52+0000) multi-call binary
busybox v1.1.1-pre0 (2006.04.20-12:52+0000) built-in shell (msh)
enter 'help' for a list of built-in commands.
# mount -t jffs2 /dev/mtdblock0 /mnt
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000000: 0x0100 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000004: 0xff04 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000008: 0x0908 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x0000000c: 0x0d0c in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000010: 0x1110 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000014: 0x1514 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000018: 0x1918 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x0000001c: 0x1d1c in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000020: 0x2120 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x00000024: 0x2524 in
stead
.
.
.
further such events for this erase block will not be printed
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0000: 0x0100 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0004: 0xff04 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0008: 0x0908 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f000c: 0xff0c in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0010: 0x1110 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0014: 0xff14 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0018: 0x1918 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f001c: 0xff1c in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0020: 0x2120 in
stead
jffs2_scan_eraseblock(): magic bitmask 0x1985 not found at 0x003f0024: 0xff24 in
stead
further such events for this erase block will not be printed
cowardly refusing to erase blocks on filesystem with no valid jffs2 nodes
empty_blocks 0, bad_blocks 0, c->nr_blocks 64
mount: mounting /dev/mtdblock0 on /mnt failed: input/output error#
how to set can be mounted jffs2 filesystem successfully ?
thx in anvance !
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--- quote end ---
--- Quote End --- try erase the flash once with nios2-flash-programmer . Or later you can try to build a jffs2 image , read the epcs guide of Jdhar. jffs2 wants it blank or have a valid jffs2 image.
