为什么在我的板上运行时，只看到企鹅头像，然后卡住不动了？
------------------串口信息-----------------------------
Enter your Selection:b
Load Kernel...
.......................................Load Kernel succeed
Uncompressing Linux... done, booting the kernel.
[ 0.000000] Linux version 2.6.36.4 (lintel@lintel-Aspire-4741) (gcc version 4
.3.3 (GCC) ) #7 PREEMPT Sat Aug 13 22:29:31 BST 2011
[ 0.000000] CPU: ARMv6-compatible processor [410fb766] revision 6 (ARMv7), cr
=00c5387f
[ 0.000000] CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction ca
che
[ 0.000000] Machine: Mini6410
[ 0.000000] Memory policy: ECC disabled, Data cache writeback
[ 0.000000] CPU S3C6410 (id 0x36410101)
[ 0.000000] S3C24XX Clocks, Copyright 2004 Simtec Electronics
[ 0.000000] camera: no parent clock specified
[ 0.000000] S3C64XX: PLL settings, A=532000000, M=532000000, E=24000000
[ 0.000000] S3C64XX: HCLK2=266000000, HCLK=133000000, PCLK=66500000
[ 0.000000] mout_apll: source is fout_apll (1), rate is 532000000
[ 0.000000] mout_epll: source is epll (1), rate is 24000000
[ 0.000000] mout_mpll: source is mpll (1), rate is 532000000
[ 0.000000] mmc_bus: source is mout_epll (0), rate is 24000000
[ 0.000000] mmc_bus: source is mout_epll (0), rate is 24000000
[ 0.000000] mmc_bus: source is mout_epll (0), rate is 24000000
[ 0.000000] usb-bus-host: source is clk_48m (0), rate is 48000000
[ 0.000000] uclk1: source is dout_mpll (1), rate is 66500000
[ 0.000000] spi-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] spi-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] audio-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] audio-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] audio-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] irda-bus: source is mout_epll (0), rate is 24000000
[ 0.000000] camera: no parent clock specified
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pag
es: 65024
[ 0.000000] Kernel command line: root=/dev/mtdblock2 console=ttySAC0,115200
[ 0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[ 0.000000] Memory: 256MB = 256MB total
[ 0.000000] Memory: 255260k/255260k available, 6884k reserved, 0K highmem
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
[ 0.000000] DMA : 0xff600000 - 0xffe00000 ( 8 MB)
[ 0.000000] vmalloc : 0xd0800000 - 0xe0000000 ( 248 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xd0000000 ( 256 MB)
[ 0.000000] modules : 0xbf000000 - 0xc0000000 ( 16 MB)
[ 0.000000] .init : 0xc0008000 - 0xc002a000 ( 136 kB)
[ 0.000000] .text : 0xc002a000 - 0xc0420000 (4056 kB)
[ 0.000000] .data : 0xc0420000 - 0xc0446640 ( 154 kB)
[ 0.000000] SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, N
odes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU-based detection of stalled CPUs is disabled.
[ 0.000000] Verbose stalled-CPUs detection is disabled.
[ 0.000000] NR_IRQS:246
[ 0.000000] VIC @f4000000: id 0x00041192, vendor 0x41
[ 0.000000] VIC @f4010000: id 0x00041192, vendor 0x41
[ 0.000000] Console: colour dummy device 80x30
[ 0.000000] console [ttySAC0] enabled
[ 0.020000] Calibrating delay loop... 530.84 BogoMIPS (lpj=2654208)
[ 0.280000] pid_max: default: 32768 minimum: 301
[ 0.280000] Mount-cache hash table entries: 512
[ 0.280000] CPU: Testing write buffer coherency: ok
[ 0.290000] NET: Registered protocol family 16
[ 0.320000] LEDs initialized.
[ 0.320000] s3c64xx_dma_init: Registering DMA channels
[ 0.320000] s3c64xx_dma_init1: registering DMA 0 (d0808100)
[ 0.330000] s3c64xx_dma_init1: registering DMA 1 (d0808120)
[ 0.330000] s3c64xx_dma_init1: registering DMA 2 (d0808140)
[ 0.340000] s3c64xx_dma_init1: registering DMA 3 (d0808160)
[ 0.340000] s3c64xx_dma_init1: registering DMA 4 (d0808180)
[ 0.350000] s3c64xx_dma_init1: registering DMA 5 (d08081a0)
[ 0.350000] s3c64xx_dma_init1: registering DMA 6 (d08081c0)
[ 0.360000] s3c64xx_dma_init1: registering DMA 7 (d08081e0)
[ 0.370000] PL080: IRQ 73, at d0808000
[ 0.370000] s3c64xx_dma_init1: registering DMA 8 (d080c100)
[ 0.370000] s3c64xx_dma_init1: registering DMA 9 (d080c120)
[ 0.380000] s3c64xx_dma_init1: registering DMA 10 (d080c140)
[ 0.390000] s3c64xx_dma_init1: registering DMA 11 (d080c160)
[ 0.390000] s3c64xx_dma_init1: registering DMA 12 (d080c180)
[ 0.400000] s3c64xx_dma_init1: registering DMA 13 (d080c1a0)
[ 0.400000] s3c64xx_dma_init1: registering DMA 14 (d080c1c0)
[ 0.410000] s3c64xx_dma_init1: registering DMA 15 (d080c1e0)
[ 0.410000] PL080: IRQ 74, at d080c000
[ 0.420000] S3C6410: Initialising architecture
[ 0.470000] bio: create slab <bio-0> at 0
[ 0.470000] SCSI subsystem initialized
[ 0.470000] usbcore: registered new interface driver usbfs
[ 0.480000] usbcore: registered new interface driver hub
[ 0.480000] usbcore: registered new device driver usb
[ 0.490000] s3c-i2c s3c2440-i2c: slave address 0x10
[ 0.490000] s3c-i2c s3c2440-i2c: bus frequency set to 64 KHz
[ 0.500000] s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
[ 0.510000] Advanced Linux Sound Architecture Driver Version 1.0.23.
[ 0.560000] NET: Registered protocol family 2
[ 0.560000] IP route cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.570000] TCP established hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.580000] TCP bind hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.580000] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.590000] TCP reno registered
[ 0.590000] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.600000] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.600000] NET: Registered protocol family 1
[ 0.610000] audit: initializing netlink socket (disabled)
[ 0.610000] type=2000 audit(0.610:1): initialized
[ 0.650000] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.650000] Registering mini_fo version $Id$
[ 0.660000] JFFS2 version 2.2 (NAND) (SUMMARY) (ZLIB) (LZO) (LZMA) (RTIME) (R
UBIN) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.670000] msgmni has been set to 498
[ 0.680000] io scheduler noop registered (default)
[ 0.680000] S3C_LCD clock got enabled :: 133.000 Mhz
[ 0.700000] LCD TYPE :: N43 will be initialized
[ 0.700000] Window[0] - FB1: map_video_memory: clear ff600000:0013ec00
[ 0.710000] FB1: map_video_memory: dma=5fa00000 cpu=ff600000 size
=0013ec00
[ 0.710000] Console: switching to colour frame buffer device 60x17
[ 0.720000] fb0: s3cfb frame buffer device
[ 0.720000] backlight initialized
[ 1.400000] gpiodev: gpio device registered with major 253
[ 1.400000] adc initialized
[ 1.410000] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled
[ 1.420000] s3c6400-uart.0: s3c2410_serial0 at MMIO 0x7f005000 (irq = 16) is
a S3C6400/10
[ 1.420000] s3c6400-uart.1: s3c2410_serial1 at MMIO 0x7f005400 (irq = 20) is
a S3C6400/10
[ 1.430000] s3c6400-uart.2: s3c2410_serial2 at MMIO 0x7f005800 (irq = 24) is
a S3C6400/10
[ 1.440000] s3c6400-uart.3: s3c2410_serial3 at MMIO 0x7f005c00 (irq = 28) is
a S3C6400/10
[ 1.450000] S3C NAND Driver, (c) 2008 Samsung Electronics
[ 1.450000] S3C NAND Driver ECC Disabled.
[ 1.450000] NAND device: Manufacturer ID: 0xec, Chip ID: 0xd3 (Samsung NAND 1
GiB 3,3V 8-bit)
[ 1.460000] NAND_ECC_NONE selected by board driver. This is not recommended !
!
[ 1.470000] Creating 3 MTD partitions on "NAND 1GiB 3,3V 8-bit":
[ 1.480000] 0x000000000000-0x000000080000 : "Bootloader"
[ 1.480000] 0x000000080000-0x000000580000 : "Kernel"
[ 1.490000] 0x000000580000-0x000010000000 : "rootfs"
[ 1.540000] mtd: partition "rootfs" set to be root filesystem
[ 1.540000] split_squashfs: no squashfs found in "NAND 1GiB 3,3V 8-bit"
[ 1.550000] dm9000 Ethernet Driver, V1.31
[ 1.670000] eth0: dm9000a at d08da000,d0c00004 IRQ 108 MAC: 08:90:00:a0:90:90
(platform data)
[ 1.670000] mice: PS/2 mouse device common for all mice
[ 1.680000] touchscreen-1wire initialized
[ 1.680000] backlight-1wire initialized
[ 1.680000] input: TouchScreen Pipe as /devices/virtual/input/input0
[ 1.690000] ts-if initialized
[ 1.690000] S3C24XX RTC, (c) 2004,2006 Simtec Electronics
[ 1.700000] one_wire_status: 4
[ 1.700000] s3c-rtc s3c64xx-rtc: rtc disabled, re-enabling
[ 1.710000] s3c-rtc s3c64xx-rtc: rtc core: registered s3c as rtc0
[ 1.710000] i2c /dev entries driver
[ 1.720000] Linux video capture interface: v2.00
[ 1.720000] S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
[ 1.730000] s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq e
nabled
[ 1.730000] cpuidle: using governor ladder
[ 1.740000] one_wire_status: 4
[ 1.740000] sdhci: Secure Digital Host Controller Interface driver
[ 1.750000] sdhci: Copyright(c) Pierre Ossman
[ 1.750000] s3c-sdhci s3c-sdhci.0: clock source 0: hsmmc (133000000 Hz)
[ 1.760000] s3c-sdhci s3c-sdhci.0: clock source 1: hsmmc (133000000 Hz)
[ 1.760000] s3c-sdhci s3c-sdhci.0: clock source 2: mmc_bus (24000000 Hz)
[ 1.770000] mmc0: SDHCI controller on samsung-hsmmc [s3c-sdhci.0] using ADMA
[ 1.780000] one_wire_status: 4
[ 1.780000] s3c-sdhci s3c-sdhci.1: clock source 0: hsmmc (133000000 Hz)
[ 1.790000] s3c6400_setup_sdhci_cfg_card: CTRL 2=c0004120, 3=80808080
[ 1.790000] s3c-sdhci s3c-sdhci.1: clock source 1: hsmmc (133000000 Hz)
[ 1.800000] one_wire_status: 4
[ 1.800000] s3c-sdhci s3c-sdhci.1: clock source 2: mmc_bus (24000000 Hz)
[ 1.810000] enter s3c64xx_setup_sdhci1_cfg_gpio
[ 1.820000] one_wire_status: 4
[ 1.820000] mmc1: SDHCI controller on samsung-hsmmc [s3c-sdhci.1] using ADMA
[ 1.840000] specify port
[ 1.840000] snd_mpu401: probe of snd_mpu401.0 failed with error -22
[ 1.840000] usbcore: registered new interface driver snd-usb-audio
[ 1.850000] asoc: AC97 HiFi <-> s3c-ac97 mapping ok
[ 1.870000] s3c6400_setup_sdhci_cfg_card: CTRL 2=c0004100, 3=00008080
[ 1.870000] mmc0: new high speed SDHC card at address 8dcb
[ 1.870000] mmcblk0: mmc0:8dcb SD04G 3.69 GiB
[ 1.880000] mmcblk0: p1
[ 1.900000] s3c6400_setup_sdhci_cfg_card: CTRL 2=c0004120, 3=80808080
[ 2.100000] ALSA device list:
[ 2.100000] #0: MINI6410 (WM9713)
[ 2.100000] TCP westwood registered
[ 2.110000] NET: Registered protocol family 17
[ 2.110000] 802.1Q VLAN Support v1.8 Ben Greear <
greearb@candelatech.com>
[ 2.120000] All bugs added by David S. Miller <
davem@redhat.com>
[ 2.130000] s3c-rtc s3c64xx-rtc: setting system clock to 2000-09-19 22:26:20
UTC (969402380)
[ 2.140000] List of all partitions:
[ 2.140000] 1f00 512 mtdblock0 (driver?)
[ 2.140000] 1f01 5120 mtdblock1 (driver?)
[ 2.150000] 1f02 256512 mtdblock2 (driver?)
[ 2.150000] b300 3872256 mmcblk0 driver: mmcblk
[ 2.160000] b301 3738624 mmcblk0p1
[ 2.160000] No filesystem could mount root, tried: cramfs squashfs
[ 2.170000] Kernel panic - not syncing: VFS: Unable to mount root fs on unkno
wn-block(31,2)
[ 2.180000] one_wire_status: 2
[ 2.180000] Backtrace:
[ 2.180000] [<c002e528>] (dump_backtrace+0x0/0x10c) from [<c0341a10>] (dump_s
tack+0x18/0x1c)
[ 2.190000] r7:00008000 r6:cf813000 r5:00000000one_wire_status: 2
[ 2.200000] r4:cf829f50
[ 2.200000] [<c03419f8>] (dump_stack+0x0/0x1c) from [<c0341a8c>] (panic+0x78/
0x194)
[ 2.210000] [<c0341a14>] (panic+0x0/0x194) from [<c0008ed4>] (mount_block_roo
t+0x26c/0x2bc)
[ 2.220000] one_wire_status: 4
[ 2.220000] r3:00000029 r2:00000020 r1:cf829f50 r0:c03c09f8
[ 2.220000] [<c0008c68>] (mount_block_root+0x0/0x2bc) from [<c0008f78>] (moun
t_root+0x54/0x6c)
[ 2.230000] [<c0008f24>] (mount_root+0x0/0x6c) from [<c00090c0>] (prepare_nam
espace+0x130/0x188)
[ 2.240000] one_wire_status: 4
[ 2.240000] r5:c0024a14 r4:c0446724
[ 2.250000] [<c0008f90>] (prepare_namespace+0x0/0x188) from [<c00084e8>] (ker
nel_init+0x114/0x154)
[ 2.260000] one_wire_status: 4
[ 2.260000] r6:c0041434 r5:c00230b0 r4:c00230b0
[ 2.260000] [<c00083d4>] (kernel_init+0x0/0x154) from [<c0041434>] (do_exit+0
x0/0x6ac)
[ 2.270000] r5:c00083d4one_wire_status: 4
[ 2.280000] r4:00000000
卡住了
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我的板256M RAM ，1G Flash（slc） ，4.3‘’触摸屏，求解
