Надобно примонтировать файловою систему к Linux который установленный на отладочной плате SK-MAT91SAM9XE512. Файловая система создана с помучу busybox. Файловою систему питался установить как с SD картки так и по сети. Так и нормальна не монтируется. В чем проблема?
Скрин процессу загрузки:


Код
AT91Bootstrap...





U-Boot 1.1.5 (Mar 21 2010 - 01:09:21)



DRAM:  32 MB

DataFlash:AT45DB321

Nb pages:   8192

Page Size:    528

Size= 4325376 bytes

Logical address: 0xC0000000

Area 0:    C0000000 to C0003FFF (RO)

Area 1:    C0004000 to C0007FFF

Area 2:    C0008000 to C0037FFF (RO)

Area 3:    C0038000 to C041FFFF

*** Warning - bad CRC, using default environment



In:    serial

Out:   serial

Err:   serial

KS8721 PHY Detected


ETH: 100M Full Duplex.


End of Autonegociation


Hit any key to stop autoboot:  2  1  0

## Booting image at 20400000 ...

Bad Magic Number

U-Boot> f tftp 0x21000000 uImage1


TFTP from server 192.168.0.2; our IP address is 192.168.0.136

Filename 'uImage1'.

Load address: 0x21000000

Loading: *checksum bad

checksum bad

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done

Bytes transferred = 5322448 (5136d0 hex)

U-Boot> setenv bootargs root=/dex v/nfs ip=192.168.0.136 nfsroot=192.168.02 .2:/home/vitaly/felabs/linux/modules/nfsroot


U-Boot> bootn m 0x21000000


## Booting image at 21000000 ...

   Image Name:   linux-2.6

   Image Type:   ARM Linux Kernel Image (uncompressed)

   Data Size:    5322384 Bytes =  5.1 MB

   Load Address: 20008000

   Entry Point:  20008000

   Verifying Checksum ... OK

OK



Starting kernel ...



Linux version 2.6.28 (user@debian) (gcc version 4.2.0 20070413 (prerelease) (CodeSourcery Sourcery G++ Lite 2007q1-10)) #9 Sun Mar 21 01:03:54 EDT 2010

CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177

CPU: VIVT data cache, VIVT instruction cache

Machine: Atmel AT91SAM9260-EK

Memory policy: ECC disabled, Data cache writeback

Clocks: CPU 200 MHz, master 100 MHz, main 12.000 MHz

Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 8128

Kernel command line: root=/dev/nfs ip=192.168.0.136 nfsroot=192.168.0.2:/home/vitaly/felabs/linux/modules/nfsroot

AT91: 96 gpio irqs in 3 banks

PID hash table entries: 128 (order: 7, 512 bytes)

Console: colour dummy device 80x30

console [tty0] enabled

console [ttyS0] enabled

Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)

Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)

Memory: 32MB = 32MB total

Memory: 27120KB available (2724K code, 230K data, 2364K init)

Calibrating delay loop... 99.73 BogoMIPS (lpj=498688)

Mount-cache hash table entries: 512

CPU: Testing write buffer coherency: ok

net_namespace: 288 bytes

NET: Registered protocol family 16

SCSI subsystem initialized

usbcore: registered new interface driver usbfs

usbcore: registered new interface driver hub

usbcore: registered new device driver usb

NET: Registered protocol family 2

IP route cache hash table entries: 1024 (order: 0, 4096 bytes)

TCP established hash table entries: 1024 (order: 1, 8192 bytes)

TCP bind hash table entries: 1024 (order: 0, 4096 bytes)

TCP: Hash tables configured (established 1024 bind 1024)

TCP reno registered

NET: Registered protocol family 1

NetWinder Floating Point Emulator V0.97 (double precision)

JFFS2 version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.

msgmni has been set to 52

io scheduler noop registered (default)

Console: switching to colour frame buffer device 60x34

fb0: Hecuba frame buffer device, using 510K of video memory

atmel_usart.0: ttyS0 at MMIO 0xfefff200 (irq = 1) is a ATMEL_SERIAL

atmel_usart.1: ttyS1 at MMIO 0xfffb0000 (irq = 6) is a ATMEL_SERIAL

R<6>R<6>atmel_usart.2: ttyS2 at MMIO 0xfffb4000 (irq = 7) is a ATMEL_SERIAL

R<6>R<6>brd: module loaded

R<6>loop: module loaded

R<6>ssc ssc.0: Atmel SSC device at 0xc28f8000 (irq 14)

R<6>MACB_mii_bus: probed

R<6>eth0: Atmel MACB at 0xfffc4000 irq 21 (00:1f:f2:00:00:00)

R<6>R<6>eth0: attached PHY driver [Generic PHY] (mii_bus:phy_addr=ffffffff:01, irq=-1)

R<6>R<4>Driver 'sd' needs updating - please use bus_type methods

R<6>R<5>usbmon: debugfs is not available

R<6>ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

R<6>at91_ohci at91_ohci: AT91 OHCI

R<6>at91_ohci at91_ohci: new USB bus registered, assigned bus number 1

R<6>R<6>at91_ohci at91_ohci: irq 20, io mem 0x00500000

R<6>usb usb1: configuration #1 chosen from 1 choice

R<6>hub 1-0:1.0: USB hub found

R<6>hub 1-0:1.0: 2 ports detected

R<6>Initializing USB Mass Storage driver...

R<6>usbcore: registered new interface driver usb-storage

R<6>USB Mass Storage support registered.

R<6>udc: at91_udc version 3 May 2006

R<6>mice: PS/2 mouse device common for all mice

R<6>input: HP Jornada touchscreen as /class/input/input0

R<6>i2c /dev entries driver

R<7>mmc0: clock 0Hz busmode 1 powermode 0 cs 0 Vdd 0 width 0 timing 0

R<6>R<7>MMC: Setting controller bus width to 1

R<7>Added MCI driver

R<7>mmc0: clock 0Hz busmode 1 powermode 1 cs 0 Vdd 21 width 0 timing 0

R<6>R<7>MMC: Setting controller bus width to 1

R<7>mmc0: clock 375000Hz busmode 1 powermode 2 cs 0 Vdd 21 width 0 timing 0

R<6>R<7>clkdiv = 133. mcck = 373134

R<7>MMC: Setting controller bus width to 1

R<7>mmc0: clock 375000Hz busmode 1 powermode 2 cs 1 Vdd 21 width 0 timing 0

R<6>R<7>clkdiv = 133. mcck = 373134

R<7>MMC: Setting controller bus width to 1

R<7>mmc0: starting CMD0 arg 00000000 flags 000000c0

R<7>Sending command 0 as 00000800, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0000C0E5, C07F0001, 00000001

R<7>mmc0: clock 375000Hz busmode 1 powermode 2 cs 0 Vdd 21 width 0 timing 0

R<6>R<7>clkdiv = 133. mcck = 373134

R<7>MMC: Setting controller bus width to 1

R<7>mmc0: starting CMD8 arg 000001aa flags 000002f5

R<7>Sending command 8 as 00001848, arg = 000001AA, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0010C0E4, C07F0001, 00100000

R<7>mmc0: starting CMD5 arg 00000000 flags 000002e1

R<7>Sending command 5 as 00001845, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0010C0E4, C07F0001, 00100000

R<7>MCI irq: status = 0010C0E5, C07F0001, 00100001

R<7>MCI irq: status = 0010C0E5, C07F0001, 00100001

R<7>mmc0: starting CMD55 arg 00000000 flags 000000f5

R<7>Sending command 55 as 00001877, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0010C0E4, C07F0001, 00100000

R<7>mmc0: starting CMD55 arg 00000000 flags 000000f5

R<7>Sending command 55 as 00001877, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0010C0E4, C07F0001, 00100000

R<7>mmc0: starting CMD55 arg 00000000 flags 000000f5

R<7>Sending command 55 as 00001877, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<7>MCI irq: status = 0010C0E4, C07F0001, 00100000

R<7>mmc0: starting CMD55 arg 00000000 flags 000000f5

R<7>Sending command 55 as 00001877, arg = 00000000, blocks = 0, length = 0 (MR = 00009B85)

R<6>R<3>at91_mci at91_mci: Timeout waiting end of packet

R<7>mmc0: req done (CMD55): -110: 00000000 00000000 00000000 00000000

R<6>R<7>mmc0: starting CMD1 arg 00000000 flags 000000e1

R<7>MCI irq: status = 0010C0E5, C07F0001, 00100001

R<7>MMC: Response timeout

R<7>Completed command

R<7>Status = 00100001/0010c0e5 [00000000 00000000 00000000 00000000]

R<6>R<7>Error detected and set to -110/-1043200000 (cmd = -1043199852, retries = 0)

R<6>R<7>mmc0: req done (CMD4294967186): 0: c1c3be80 c1c3beb4 c1c3beec c1d20800

R<6>RInternal error: Oops - undefined instruction: 0 [#1]

RModules linked in:

RCPU: 0    Not tainted  (2.6.28 #9)

RPC is at 0xc1c3be7c

RLR is at mmc_request_done+0xe0/0x158

Rpc : [<c1c3be7c>]    lr : [<c03de844>]    psr: a0000013

sp : c1c3bbf0  ip : c1c3bb20  fp : c1c3bc1c

R<6>Rr10: c0521200  r9 : 00100000  r8 : c1d209c0

Rr7 : 00100001  r6 : c1c3be24  r5 : c1d20894  r4 : c1c3be7c

Rr3 : c1c3be40  r2 : 00000000  r1 : 00000004  r0 : c1c3be24

RFlags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment kernel

R<6>RControl: 0005317f  Table: 2172c000  DAC: 00000017

RProcess kmmcd (pid: 92, stack limit = 0xc1c3a268)

RStack: (0xc1c3bbf0 to 0xc1c3c000)

Rbbe0:                                     c1c3be80 c1c3beb4 <6>Rc1c3beec c1d20800

Rbc00: c1c3bc24 c1d209c0 c1c3be5c c1c3be80 c1c3bc34 c1c3bc20 <6>Rc03e59a0 c03de774

Rbc20: c03e6004 00000000 c1c3bc74 c1c3bc38 c03e5f2c c03e5950 <6>R00000000 00000000

Rbc40: 00000000 c1c579e0 c1c3bc74 c174ea40 00000000 00000009 <6>R00000000 c1c3a000

Rbc60: 0000000a c0521200 c1c3bc94 c1c3bc78 c0293428 c03e5e04 <6>Rc0508048 00000009

Rbc80: c1c3bd80 c051ce23 c1c3bcac c1c3bc98 c02950e8 c02933f4 <6>R00000009 c052df74

Rbca0: c1c3bccc c1c3bcb0 c025705c c0295080 c051c104 ffffffff <6>Rfefff000 00000009

Rbcc0: c1c3bd4c c1c3bcd0 c0257a54 c0257010 00000001 c1c3a000 <6>R20000013 00000000

Rbce0: 00000082 c052df74 00000000 c051ce23 c1c3a000 0000000a <6>Rc0521200 c1c3bd4c

Rbd00: 00000100 c1c3bd18 c0274738 c0274398 20000013 ffffffff <6>Rc1c3bd44 c0507e68

Rbd20: 00000001 00000001 c052df74 00000000 c051ce23 c1c3be7c <6>Rc0506198 00000033

Rbd40: c1c3bd5c c1c3bd50 c0274738 c0274364 c1c3bd7c c1c3bd60 <6>Rc025706c c0274704

Rbd60: 00009b85 ffffffff fefff000 00000001 c1c3be3c c1c3bd80 <6>Rc0257a54 c0257010

Rbd80: c05061d4 00000004 40000013 c05061b4 c051cd38 00000000 <6>Rc04e28a4 c051ce23

Rbda0: c1c3be7c c0506198 00000033 c1c3be3c c1c3bd98 c1c3bdc8 <6>Rc026fb40 c027007c

Rbdc0: 60000013 ffffffff 00000004 40000013 c03de66c c046d550 <6>R000000f5 c046d56c

Rbde0: 00001845 00000000 00000000 00000000 c1c3bdf0 c1c3bdf0 <6>Rc1c3be24 c1c3be5c

Rbe00: c1d20800 00000000 c1c3bea4 00000003 c1c3be54 c1d20894 <6>Rc1c3beb4 00000000

Rbe20: c1d20800 c1c3be7c 00000000 00000000 c1c3be54 c1c3be40 <6>Rc02701c0 c026fe9c

Rbe40: c1d20800 c1c3be5c c1c3beac c1c3be68 c03de504 c02701ac <6>Rc04e28a4 c1d20894

Rbe60: 00000001 00000000 00000000 00000000 00000000 000000f5 <6>R00000000 ffffff92

Rbe80: c1c3be80 c1c3be80 c1c3beb4 c1c3beec c1d20800 00000000 <6>Rc1c3bf5c 00000000

Rbea0: c1c3bee4 c1c3beb0 c03de72c c03de4b8 00000000 c1c3beec <6>R00000000 00000000

Rbec0: c1c3be7c c03de74c 00000064 c1d20800 00000000 c1c3beec <6>Rc1c3bf3c c1c3bee8

Rbee0: c03e0730 c03de6dc c1c3bf3c 00000001 00000000 00000000 <6>R00000000 00000000

Rbf00: 00000000 000000e1 00000000 00000000 00000000 00000000 <6>R00000000 c1c3bf5c

Rbf20: c1d20894 c1d20960 c1d20800 00000000 c1c3bf84 c1c3bf40 <6>Rc03dee18 c03e06b8

Rbf40: 00000002 00000000 00000015 00000000 00000000 c1c3bf60 <6>Rc0287e30 00000000

Rbf60: 00000000 c1ca4be0 c03deb5c c1c3a000 00000000 00000000 <6>Rc1c3bfa4 c1c3bf88

Rbf80: c027fbdc c03deb6c 00000000 c1ca4be0 c1ca4be8 c1c3bfac <6>Rc1c3bfdc c1c3bfa8

Rbfa0: c02807a0 c027fb00 c046d718 00000000 c1c579e0 c0283e30 <6>Rc1c3bfb8 c1c3bfb8

Rbfc0: 00000000 c1ca4be0 c0280728 00000000 c1c3bff4 c1c3bfe0 <6>Rc0283900 c0280738

Rbfe0: 00000000 00000000 00000000 c1c3bff8 c0272040 c02838c0 <6>R00000000 00000000

RBacktrace:

R[<c03de764>] (mmc_request_done+0x0/0x158) from [<c03e59a0>] <6>R(at91_mci_process_next+0x60/0x7c)

R r6:c1c3be80 r5:c1c3be5c r4:c1d209c0

R[<c03e5940>] (at91_mci_process_next+0x0/0x7c) from [<c03e5f2c>] <6>R(at91_mci_irq+0x138/0x6cc)

R r4:00000000

R[<c03e5df4>] (at91_mci_irq+0x0/0x6cc) from [<c0293428>] (handle_IRQ_event+0x44/0x84)

R<6>R[<c02933e4>] (handle_IRQ_event+0x0/0x84) from [<c02950e8>] <6>R(handle_level_irq+0x78/0xf8)

R r7:c051ce23 r6:c1c3bd80 r5:00000009 r4:c0508048

R[<c0295070>] (handle_level_irq+0x0/0xf8) from [<c025705c>] (asm_do_IRQ+0x5c/0xa8)

R<6>R r5:c052df74 r4:00000009

R[<c0257000>] (asm_do_IRQ+0x0/0xa8) from [<c0257a54>] (__irq_svc+0x34/0x60)

R<6>RException stack(0xc1c3bcd0 to 0xc1c3bd18)

Rbcc0:                                     00000001 c1c3a000 <6>R20000013 00000000

Rbce0: 00000082 c052df74 00000000 c051ce23 c1c3a000 0000000a <6>Rc0521200 c1c3bd4c

Rbd00: 00000100 c1c3bd18 c0274738 c0274398 20000013 ffffffff <6>R                  

R r6:00000009 r5:fefff000 r4:ffffffff

R[<c0274354>] (__do_softirq+0x0/0x114) from [<c0274738>] (irq_exit+0x44/0x4c)

R<6>R[<c02746f4>] (irq_exit+0x0/0x4c) from [<c025706c>] (asm_do_IRQ+0x6c/0xa8)

R<6>R[<c0257000>] (asm_do_IRQ+0x0/0xa8) from [<c0257a54>] (__irq_svc+0x34/0x60)

R<6>RException stack(0xc1c3bd80 to 0xc1c3bdc8)

Rbd80: c05061d4 00000004 40000013 c05061b4 c051cd38 00000000 <6>Rc04e28a4 c051ce23

Rbda0: c1c3be7c c0506198 00000033 c1c3be3c c1c3bd98 c1c3bdc8 <6>Rc026fb40 c027007c

Rbdc0: 60000013 ffffffff                                     <6>R                  

R r6:00000001 r5:fefff000 r4:ffffffff

R[<c026fe8c>] (vprintk+0x0/0x30c) from [<c02701c0>] (printk+0x28/0x30)

R<6>R[<c0270198>] (printk+0x0/0x30) from [<c03de504>] (mmc_wait_for_req+0x5c/0x224)

R<6>R r3:00000000 r2:00000001 r1:c1d20894 r0:c04e28a4

R[<c03de4a8>] (mmc_wait_for_req+0x0/0x224) from [<c03de72c>] <6>R(mmc_wait_for_cmd+0x60/0x80)

R[<c03de6cc>] (mmc_wait_for_cmd+0x0/0x80) from [<c03e0730>] (mmc_send_op_cond+0x88/0xe8)

R<6>R r7:c1c3beec r6:00000000 r5:c1d20800 r4:00000064

R[<c03e06a8>] (mmc_send_op_cond+0x0/0xe8) from [<c03dee18>] (mmc_rescan+0x2bc/0x310)

R<6>R r8:00000000 r7:c1d20800 r6:c1d20960 r5:c1d20894 r4:c1c3bf5c<6>R

R[<c03deb5c>] (mmc_rescan+0x0/0x310) from [<c027fbdc>] (run_workqueue+0xec/0x19c)

R<6>R r8:00000000 r7:00000000 r6:c1c3a000 r5:c03deb5c r4:c1ca4be0<6>R

R[<c027faf0>] (run_workqueue+0x0/0x19c) from [<c02807a0>] (worker_thread+0x78/0xd0)

R<6>R r6:c1c3bfac r5:c1ca4be8 r4:c1ca4be0

R[<c0280728>] (worker_thread+0x0/0xd0) from [<c0283900>] (kthread+0x50/0x7c)

R<6>R r6:00000000 r5:c0280728 r4:c1ca4be0

R[<c02838b0>] (kthread+0x0/0x7c) from [<c0272040>] (do_exit+0x0/0x790)

R<6>R r5:00000000 r4:00000000

RCode: 00000000 00000000 000000f5 00000000 (ffffff92)

R<0>Kernel panic - not syncing: Fatal exception in interrupt