> ===> Creating 3 MTD partitions on "PPChameleon":
> ===> 0x00000000-0x00180000 : "linux"
> ===> 0x00180000-0x003c0000 : "user"
> ===> 0x003c0000-0x00400000 : "u-boot"
> ...
>
> Can you see these messages on your system? Is the flash name really
> "0"? Are the partitions correct?
Yes, these partitions are correct (well, I think)
Bank # 1: Sharp 28F016SC (16 Mbit, 32 x 64K)
Size: 8 MB in 32 Sectors
Sector Start Addresses:
FF800000 FF840000 FF880000 FF8C0000 FF900000
FF940000 FF980000 FF9C0000 FFA00000 FFA40000
FFA80000 FFAC0000 FFB00000 FFB40000 FFB80000
FFBC0000 FFC00000 FFC40000 FFC80000 FFCC0000
FFD00000 FFD40000 FFD80000 FFDC0000 FFE00000
FFE40000 FFE80000 FFEC0000 FFF00000 (RO) FFF40000 (RO)
FFF80000 FFFC0000
FF800000 - FF8C0000 - Linux (4 sect, 1024k)
FF900000 - FFCC0000 - Root (16 sect, 4096k)
FFD00000 - FFEC0000 - Unused (8 sect, 2048k)
FFF00000 - FFF40000 - U-boot (2 sect, 512k)
FFF80000 - FFFC0000 - Rest (2 sect, 512k)
No, I cannot see these messages. Here what I see
...
Kernel command line: console=ttyCPM0,115200 root=31:01 rw rootfstype=jffs2
PID hash table entries: 512 (order: 9, 8192 bytes)
Warning: real time clock seems stuck!
Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
Memory: 62848k available (1568k kernel code, 396k data, 88k init, 0k
highmem)
Mount-cache hash table entries: 512
NET: Registered protocol family 16
JFFS2 version 2.2. (NAND) (C) 2001-2003 Red Hat, Inc.
JFFS2: default compression mode: priority
fuse init (API version 7.2)
Initializing Cryptographic API
Generic RTC Driver v1.07
Serial: CPM driver $Revision: 0.01 $
ttyCPM0 at MMIO 0xf0011a00 (irq = 40) is a CPM UART
ttyCPM1 at MMIO 0xf0011a20 (irq = 41) is a CPM UART
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
RAMDISK driver initialized: 16 RAM disks of 32768K size 1024 blocksize
loop: loaded (max 8 devices)
...
Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(31,1)
<0>Rebooting in 180 seconds..
I am trying to debug right now using gdb and BDI and I found out that
error occurs when I try to
(gdb) c
Continuing.
Breakpoint 1, do_mount (dev_name=0xc03c1000 "/dev/root",
dir_name=0xc03c0000 "/root", type_page=0xc03bf000 "jffs2", flags=0x8000,
data_page=0x0) at fs/namespace.c:1022
long do_mount(char * dev_name, char * dir_name, char *type_page,
unsigned long flags, void *data_page)
{
struct nameidata nd;
int retval = 0;
int mnt_flags = 0;
/* Discard magic */
if ((flags & MS_MGC_MSK) == MS_MGC_VAL)
flags &= ~MS_MGC_MSK;
/* Basic sanity checks */
if (!dir_name || !*dir_name || !memchr(dir_name, 0, PAGE_SIZE))
return -EINVAL;
if (dev_name && !memchr(dev_name, 0, PAGE_SIZE))
return -EINVAL; <---- ERROR
^^^^^^^^^^^^^^^^
Do you know what this might be?
