下面是相关的信息：
从UBoot中读取到的System分区里的构建信息，build.prop

# begin build properties
# autogenerated by buildinfo.sh
ro.build.id=IMM76D
ro.build.display.id=nuclear_evb-eng 4.0.4 IMM76D 20120712 test-keys
ro.build.version.incremental=20120712
ro.build.version.sdk=15
ro.build.version.codename=REL
ro.build.version.release=4.0.4
ro.build.date=Thu Jul 12 12:41:11 CST 2012
ro.build.date.utc=1342068071
ro.build.type=eng
ro.build.user=liuzhi
ro.build.host=software
ro.build.tags=test-keys
ro.product.model=KB702
ro.product.brand=softwinners
ro.product.name=nuclear_evb
ro.product.device=nuclear-evb
ro.product.board=nuclear
ro.product.cpu.abi=armeabi-v7a
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=unknown
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=
ro.board.platform=exDroid
# ro.build.product is obsolete; use ro.product.device
ro.build.product=nuclear-evb
# Do not try to parse ro.build.description or .fingerprint
ro.build.description=nuclear_evb-eng 4.0.4 IMM76D 20120712 test-keys
ro.build.fingerprint=softwinners/nuclear_evb/nuclear-evb:4.0.4/IMM76D/20120712:eng/test-keys
ro.build.characteristics=tablet
# end build properties

#
# ADDITIONAL_BUILD_PROPERTIES
#
ro.com.android.dateformat=MM-dd-yyyy
ro.config.ringtone=Ring_Synth_04.ogg
ro.config.notification_sound=pixiedust.ogg
ro.config.alarm_alert=Alarm_Classic.ogg
dalvik.vm.heapsize=48m
ro.kernel.android.checkjni=0
persist.sys.timezone=Asia/Shanghai
persist.sys.language=zh
persist.sys.country=CN
wifi.interface=wlan0
wifi.supplicant_scan_interval=15
debug.egl.hw=1
ro.opengles.version=131072
persist.sys.strictmode.visual=0
persist.sys.strictmode.disable=1
hwui.render_dirty_regions=false
persist.sys.usb.config=mass_storage,adb
ro.property.tabletUI=true
ro.udisk.lable=MID
ro.product.firmware=1.4rc3
ro.setupwizard.mode=OPTIONAL
net.bt.name=Android
dalvik.vm.stack-trace-file=/data/anr/traces.txt

硬件信息：

SOC：全志A13
NAND：MT29F32G08CBACA
内存卡接口：存在
USB接口：存在

启动信息：

HELLO! BOOT0 is starting!
boot0 version : 1.3.0
dram size =512
Succeed in opening nand flash.
Succeed in reading Boot1 file head.
The size of Boot1 is 0x00036000.
The file stored in 0X00000000 of block 2 is perfect.
Check is correct.
Ready to disable icache.
Succeed in loading Boot1.
Jump to Boot1.
[       0.127] boot1 version : 1.3.1c
[       0.127] pmu type = 3
[       0.128] bat vol = 3678
[       0.155] axi:ahb:apb=3:2:2
[       0.155] set dcdc2=1400, clock=1008 successed
[       0.157] key
[       0.170] no key found
[       0.170] flash init start
[       0.186] flash init finish
[       0.188] fs init ok
[       0.188] fattype FAT16
[       0.189] fs mount ok
[       0.194] script finish
[       0.195] power finish
[       0.201] BootMain start
[       0.201] 0
[       0.218] init to usb pc
[       0.232] startup status = 1
[       0.232] key value = 1
[       0.233] recovery key high 6, low 4
[       0.236] unable to find fastboot_key key_max value
[       0.243] test for multi os boot with display
[       0.864] show pic finish
[       0.864] load kernel start
[       0.880] load kernel successed
[       0.880] star

U-Boot 2011.09-rc1-svn22 (Jul 12 2012 - 12:34:39) Allwinner Technology

CPU:   SUNXI Family
Board: A13-EVB
DRAM:  512 MiB
NAND:  3800 MiB
In:    serial
Out:   serial
Err:   serial
--------fastboot partitions--------
-total partitions:9-
-name-        -start-       -size-
bootloader  : 1000000       1000000
env         : 2000000       1000000
boot        : 3000000       2000000
system      : 5000000       10000000
data        : 15000000      20000000
misc        : 35000000      1000000
recovery    : 36000000      2000000
cache       : 38000000      10000000
UDISK       : 48000000      a5800000
-----------------------------------

UBOOT 环境变量：

sunxi#printenv
boot_fastboot=fastboot
boot_normal=nand read 40007800 boot;boota 40007800
boot_recovery=nand read 40007800 recovery;boota 40007800
bootcmd=run setargs boot_normal
bootdelay=1
console=ttyS0,115200
fastboot_key_value_max=0x8
fastboot_key_value_min=0x2
init=/init
loglevel=8
mmc_root=/dev/mmcblk0p4
nand_root=/dev/nandc
recovery_key_value_max=0x13
recovery_key_value_min=0x10
setargs=setenv bootargs console=${console} root=${nand_root} init=${init} loglevel=${loglevel}
stderr=serial
stdin=serial
stdout=serial

内核启动日志：

Starting kernel ...

DRAM: 512[    0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387f
[    0.000000] CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] Machine: sun5i
[    0.000000] Memory policy: ECC disabled, Data cache writeback
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 113664
[    0.000000] ram_console: buffer   (null), invalid size 0, datasize 4294967284
[    0.040000] try to parse apb frequency from script faild!
[    0.040000] SOFTWINNER DMA Driver, (c) 2003-2004,2006 Simtec Electronics
[    0.040000] Init eGon pin module V2.0
[    0.050000] [usb_manager]: CONFIG_USB_SW_SUN5I_USB0_OTG
[    0.050000] [sw_hcd0]: usb host driver initialize........
[    0.050000] [sw_hcd0]: open_usb_clock
[    0.060000] [hcd0]: open, 0x60(0xc061), 0xcc(0x101)
[    0.060000] [sw_hcd0]: host_init_state = 0
[    0.060000] [sw_hcd0]: platform is usb host
[    0.060000] [sw_hcd0]: sw_hcd_init_controller: sw_hcd_host0: USB Host mode controller at f1c13000 using PIO, IRQ 38
[    0.060000] wrn: hcd is not enable, need not start hcd
[    0.060000] [sw_hcd0]: sw_usb_host0_disable start
[    0.060000] -------sw_hcd0_soft_disconnect---------
[    0.060000] [sw_hcd_host0]: Set USB Power OFF
[    0.060000] wrn: hcd is not enable, need not stop hcd
[    0.060000] [sw_hcd0]: close_usb_clock
[    0.060000] [hcd0]: close, 0x60(0xc060), 0xcc(0x0)
[    0.060000] [sw_hcd0]: sw_usb_host0_disable end
[    0.060000] [sw_udc]: udc_init: version 20080411
[    0.110000] [pm]aw_pm_init!
[    0.120000] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    0.280000] [NAND]nand driver, init.
[    0.280000] [NAND] nand gpio_request
[    0.290000] [NAND] nand driver version: 0x2 0x9
[    0.290000] nand interrupte register ok
[    0.290000] ret of NFC_ChangMode is 0
[    0.300000] dma_hdle  is 0
[    0.300000] dma_hdle  is 10000008
[    0.320000] The 0 disk name = bootloader, class name = DISK, disk size = 32768
[    0.330000] The 1 disk name = env, class name = DISK, disk size = 32768
[    0.340000] The 2 disk name = boot, class name = DISK, disk size = 65536
[    0.340000] The 3 disk name = system, class name = DISK, disk size = 524288
[    0.350000] The 4 disk name = data, class name = DISK, disk size = 1048576
[    0.360000] The 5 disk name = misc, class name = DISK, disk size = 32768
[    0.360000] The 6 disk name = recovery, class name = DISK, disk size = 65536
[    0.370000] The 7 disk name = cache, class name = DISK, disk size = 524288
[    0.380000] The 8 disk name = UDISK, class name = DISK, disk size = 5423104
[    0.390000] The 8 disk size = 5423104
[    0.390000] part total count = 9
[    0.600000] [NAND]nand driver, ok.
[    0.600000] drivers/spi/spi_sunxi.c(L2114) sw spi init fetch spi0 uning configuration failed
[    0.610000] drivers/spi/spi_sunxi.c(L2005) Get spi devices number failed
[    0.620000] drivers/spi/spi_sunxi.c(L2124) register spi devices board info failed
[    0.630000] cannot find any using configuration for all spi controllers!
[    0.640000] ------print_msc_config-----
[    0.640000] vendor_id             = 0x18d1
[    0.640000] mass_storage_id       = 0x1
[    0.650000] adb_id                = 0x2
[    0.650000] usb_manufacturer_name = USB Developer
[    0.660000] usb_product_name      = Android
[    0.660000] usb_serial_number     = 20080411
[    0.670000] msc_vendor_name       = USB 2.0
[    0.670000] msc_product_name      = USB Flash Driver
[    0.680000] msc_release           = 100
[    0.680000] luns                  = 2
[    0.680000] ---------------------------
[    0.690000] [sw_udc]: [sw_usb_udc]: binding gadget driver 'android_usb'
[    0.690000] [sw_udc]: alloc request: ep(0xc08c1ec0, ep0, 64), req(0xdf01e740)
[    0.700000] WRN:L2694(drivers/usb/sun5i_usb/udc/sw_udc.c):ERR: usb device is not active
[    0.710000] [sw_udc]: sw_udc_pullup, is_on = 0
[    0.710000] WRN:L2729(drivers/usb/sun5i_usb/udc/sw_udc.c):ERR: usb device is not active
[    0.720000] lun name: lun
[    0.720000] lun name: lun1
[    0.730000] Gadget Android: controller 'sw_usb_udc' not recognized
[    0.730000] WRN:L2694(drivers/usb/sun5i_usb/udc/sw_udc.c):ERR: usb device is not active
[    0.740000] ==register_early_suspend =
[    0.750000] !!! base_Addr = 0xe08ecc00
[    0.750000] config i2c gpio with gpio_config api
[    0.760000] twi0, apb clock = 24000000
[    0.760000] [AXP]axp driver uning configuration failed(324)
[    0.770000] [AXP]power_start = 0
[    0.770000] rtc_detect,line:197
[    0.770000] **********start************
[    0.780000] 0x40
[    0.780000] 0xf8
[    0.780000] 0x28
[    0.780000] 0x0
[    0.780000] 0x0
[    0.790000] **********end************
[    0.790000] !!! base_Addr = 0xe08ee000
[    0.790000] twi1, apb clock = 24000000
[    0.800000] pcf8563 1-0051: retrieved date/time is not valid.
[    0.810000] pcf8563 1-0051: retrieved date/time is not valid.
[    0.810000] rtc (null): alarm rollover not handled
[    0.820000] **********start************
[    0.820000] 0x40
[    0.830000] 0xf8
[    0.830000] 0x58
[    0.830000] 0x0
[    0.830000] 0x0
[    0.830000] **********end************
[    0.840000] !!! base_Addr = 0xe08f0400
[    0.840000] twi2, apb clock = 24000000
[    0.850000] rtc_detect,line:197
[    0.850000] **********start************
[    0.850000] 0x40
[    0.850000] 0xf8
[    0.860000] 0x58
[    0.860000] 0x0
[    0.860000] 0x0
[    0.860000] **********end************
[    0.870000] [pa_drv] start!!!
[    0.870000] [pa_drv] init end!!!
[    0.880000] pmu_pekoff_time = 6000
[    0.890000] pmu_pekoff_en = 1
[    0.890000] pmu_peklong_time = 1500
[    0.890000] pmu_pekon_time = 1000
[    0.900000] pmu_pwrok_time = 64
[    0.900000] pmu_pwrnoe_time = 2000
[    0.900000] pmu_intotp_en = 1
[    0.910000] [AXP]POWER20_OFF_CTL:1908-->0x42
[    0.910000] POWER20_PEK_SET:1925-->0x9d
[    0.920000] POWER20_PEK_SET:1936-->0x9d
[    0.920000] POWER20_PEK_SET:1945-->0x9d
[    0.920000] POWER20_PEK_SET:1956-->0x9d
[    0.930000] POWER20_PEK_SET:1968-->0x9d
[    0.930000] POWER20_HOTOVER_CTL:1977-->0x25
[    0.940000] [AXP]last_rest_vol = 0, now_rest_vol     = 31
[    0.950000] [AXP]charger->rest_vol = 31
[    0.950000] [mmc_pm]: no sdio card used in configuration
[    0.960000] [mmc]: sunximmc_init
[    0.960000] [mmc]: sunxi mmc controller using config : 0x1
[    0.970000] [mmc]: sunxi-mmc.0: pdev->name: sunxi-mmc, pdev->id: 0
[    0.970000] [mmc]: mmc 0 power off !!
[    0.980000] [mmc]: mmc0 Probe: base:0xe08f2000 irq:32 dma:0 pdes:0xdf060000, ret 0.
[    0.990000] enter sun5i Audio codec!!!
[    0.990000] sun5i Audio codec successfully loaded..
[    1.000000] dram_sysdev_init finished!
[    1.010000] [LCD] lcd_module_init
[    1.580000] regulator_init_complete: axp20_buck3: incomplete constraints, leaving on
[    1.590000] regulator_init_complete: axp20_buck2: incomplete constraints, leaving on
[    1.590000] regulator_init_complete: axp20_ldo4: incomplete constraints, leaving on
[    1.600000] regulator_init_complete: axp20_ldo3: incomplete constraints, leaving on
[    1.610000] regulator_init_complete: axp20_ldo2: incomplete constraints, leaving on
[    1.620000] [sw-ehci1]: probe, pdev->name: sw-ehci, pdev->id: 1, sw_ehci: 0xc098865c
[    1.630000] [sw-ehci1]: open clock
[    1.650000] usb_passby en=1,passly=0
[    1.650000] hci_port_configure en=1,config_cnt=0
[    1.680000] ehci_irq: port change detect
[    1.680000] [sw-ehci1]: sw_usb_disable_ehci
[    1.680000] [sw-ehci1]: remove, pdev->name: sw-ehci, pdev->id: 1, sw_ehci: 0xc098865c
[    1.690000] hci_port_configure en=0,config_cnt=1
[    1.700000] usb_passby en=0,passly=1
[    1.700000] [sw-ehci1]: close clock
[    1.700000] [sw-ohci1]: probe, pdev->name: sw-ohci, pdev->id: 1, sw_ohci: 0xc0988770
[    1.710000] [sw-ohci1]: open clock
[    1.740000] hci_port_configure en=1,config_cnt=0
[    1.740000] usb_passby en=1,passly=0
[    1.800000] [sw-ohci1]: sw_usb_disable_ohci
[    1.800000] [sw-ohci1]: remove, pdev->name: sw-ohci, pdev->id: 1, sw_ohci: 0xc0988770
[    1.810000] usb_passby en=0,passly=1
[    1.820000] hci_port_configure en=0,config_cnt=1
[    1.820000] [sw-ohci1]: close clock
[    1.830000] pcf8563 1-0051: retrieved date/time is not valid.
[    1.830000] pcf8563 1-0051: hctosys: invalid date/time
[    1.890000] init: width = 800
[    1.890000] init: height = 480
[    1.900000] init: s.st_size = 1536000
[    1.980000] [mmc]: mmc 0 detect change, present 1
[    2.160000] init: do_umount: /data
[    2.280000] [mmc]: mmc 0 power on !!
[    2.320000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 52,  RTO !!
[    2.320000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 52,  RTO !!
[    2.330000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 5,  RTO !!
[    2.340000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 5,  RTO !!
[    2.350000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 5,  RTO !!
[    2.360000] [mmc]: sdxc_request_done(L1114): smc 0 err, cmd 5,  RTO !!
[    2.550000] init: do_umount: /cache
[    2.600000] init: dont need format /dev/block/nandi
[    2.850000] init (1): /proc/1/oom_adj is deprecated, please use /proc/1/oom_score_adj instead.
[    2.880000] init: cannot find '/system/etc/install-recovery.sh', disabling 'flash_recovery'
[    2.970000] script parser fetch err.
[    2.970000] ctp_init_platform_resource: tp_reset request gpio fail!
[    3.090000] [i2c1] incomplete xfer (0x20)
[    3.240000] <<-GTP-INFO->>[1741]GTP driver install.
[    3.240000] ctp_fetch_sysconfig_para.
[    3.250000] ctp_fetch_sysconfig_para: after: ctp_twi_addr is 0x5d, dirty_addr_buf: 0x5d. dirty_addr_buf[1]: 0xfffe
[    3.260000] ctp_fetch_sysconfig_para: ctp_twi_id is 1.
[    3.260000] goodix_ts_init: after fetch_sysconfig_para:  normal_i2c: 0x5d. normal_i2c[1]: 0xfffe
[    3.270000] ctp_wakeup.
[    3.280000] [i2c1] incomplete xfer (0x20)
[    3.770000] <<-GTP-INFO->>[1445]GTP Driver Version:V1.2<2012/06/08>
[    3.770000] <<-GTP-INFO->>[1446]GTP Driver build@12:31:55,Jul 12 2012
[    3.780000] <<-GTP-INFO->>[1447]GTP I2C address:0x5d
[    3.790000] [i2c1] incomplete xfer (0x20)
[    3.790000] [i2c1] incomplete xfer (0x20)
[    3.790000] [i2c1] incomplete xfer (0x20)
[    3.800000] [i2c1] incomplete xfer (0x20)
[    3.800000] [i2c1] incomplete xfer (0x20)
[    3.810000] [i2c1] incomplete xfer (0x20)
[    3.810000] [i2c1] incomplete xfer (0x20)
[    3.820000] [i2c1] incomplete xfer (0x20)
[    3.820000] [i2c1] incomplete xfer (0x20)
[    3.820000] [i2c1] incomplete xfer (0x20)
[    3.830000] [i2c1] incomplete xfer (0x20)
[    3.830000] [i2c1] incomplete xfer (0x20)
[    3.840000] [i2c1] incomplete xfer (0x20)
[    3.840000] [i2c1] incomplete xfer (0x20)
[    3.850000] [i2c1] incomplete xfer (0x20)
[    3.850000] [i2c1] incomplete xfer (0x20)
[    3.850000] [i2c1] incomplete xfer (0x20)
[    3.860000] [i2c1] incomplete xfer (0x20)
[    3.900000] [i2c1] incomplete xfer (0x20)
[    3.900000] [i2c1] incomplete xfer (0x20)
[    3.900000] [i2c1] incomplete xfer (0x20)
[    3.950000] [i2c1] incomplete xfer (0x20)
[    3.950000] [i2c1] incomplete xfer (0x20)
[    3.950000] [i2c1] incomplete xfer (0x20)
[    4.000000] [i2c1] incomplete xfer (0x20)
[    4.000000] [i2c1] incomplete xfer (0x20)
[    4.000000] [i2c1] incomplete xfer (0x20)
[    4.040000] [i2c1] incomplete xfer (0x20)
[    4.040000] [i2c1] incomplete xfer (0x20)
[    4.040000] [i2c1] incomplete xfer (0x20)
[    4.070000] [i2c1] incomplete xfer (0x20)
[    4.070000] [i2c1] incomplete xfer (0x20)
[    4.070000] [i2c1] incomplete xfer (0x20)
[    4.100000] [i2c1] incomplete xfer (0x20)
[    4.100000] [i2c1] incomplete xfer (0x20)
[    4.100000] [i2c1] incomplete xfer (0x20)
[    4.110000] [i2c1] incomplete xfer (0x20)
[    4.110000] [i2c1] incomplete xfer (0x20)
[    4.120000] [i2c1] incomplete xfer (0x20)
[    4.120000] [i2c1] incomplete xfer (0x20)
[    4.130000] [i2c1] incomplete xfer (0x20)
[    4.130000] [i2c1] incomplete xfer (0x20)
[    4.150000] [i2c1] incomplete xfer (0x20)
[    4.150000] [i2c1] incomplete xfer (0x20)
[    4.150000] [i2c1] incomplete xfer (0x20)
[    4.190000] [i2c1] incomplete xfer (0x20)
[    4.190000] [i2c1] incomplete xfer (0x20)
[    4.190000] [i2c1] incomplete xfer (0x20)
[    4.240000] [i2c1] incomplete xfer (0x20)
[    4.240000] [i2c1] incomplete xfer (0x20)
[    4.290000] <<-GTP-ERROR->>[1158]Send config error. ret = -70
[    4.310000] [i2c1] incomplete xfer (0x20)
[    4.310000] [i2c1] incomplete xfer (0x20)
[    4.330000] [i2c1] incomplete xfer (0x20)
[    4.330000] [i2c1] incomplete xfer (0x20)
[    4.330000] [i2c1] incomplete xfer (0x20)
[    4.370000] <<-GTP-ERROR->>[1247]GTP i2c test failed time 1.
[    4.390000] [i2c1] incomplete xfer (0x20)
[    4.390000] [i2c1] incomplete xfer (0x20)
[    4.390000] [i2c1] incomplete xfer (0x20)
[    4.410000] [i2c1] incomplete xfer (0x20)
[    4.410000] [i2c1] incomplete xfer (0x20)
[    4.430000] <<-GTP-ERROR->>[1247]GTP i2c test failed time 2.
[    4.450000] [i2c1] incomplete xfer (0x20)
[    4.450000] [i2c1] incomplete xfer (0x20)
[    4.450000] [i2c1] incomplete xfer (0x20)
[    4.460000] [i2c1] incomplete xfer (0x20)
[    4.460000] [i2c1] incomplete xfer (0x20)
[    4.470000] <<-GTP-ERROR->>[1247]GTP i2c test failed time 3.
[    4.490000] [i2c1] incomplete xfer (0x20)
[    4.490000] [i2c1] incomplete xfer (0x20)
[    4.490000] [i2c1] incomplete xfer (0x20)
[    4.500000] [i2c1] incomplete xfer (0x20)
[    4.510000] [i2c1] incomplete xfer (0x20)
[    4.510000] <<-GTP-ERROR->>[1247]GTP i2c test failed time 4.
[    4.540000] [i2c1] incomplete xfer (0x20)
[    4.540000] [i2c1] incomplete xfer (0x20)
[    4.540000] [i2c1] incomplete xfer (0x20)
[    4.550000] [i2c1] incomplete xfer (0x20)
[    4.550000] [i2c1] incomplete xfer (0x20)
[    4.560000] <<-GTP-ERROR->>[1247]GTP i2c test failed time 5.
[    4.580000] <<-GTP-ERROR->>[1500]I2C communication ERROR!
[    4.580000] <<-GTP-INFO->>[1577]GTP driver is removing...
[    4.590000] =======ctp_free_platform_resource=========.
[    4.590000] gt811: probe of 1-005d failed with error -12
[    4.600000] init: untracked pid 82 exited
[    4.640000] ctp_wakeup:
[    4.650000] [i2c1] incomplete xfer (0x20)
[    4.730000] ctp_detect:
[    4.750000] ctp_detect:
[    4.750000] ssd253x_ts_probe:
[    4.850000] [i2c1] incomplete xfer (0x20)
[    5.200000] SSL Touchscreen I2C Address: 0x48
[    5.210000] [i2c1] incomplete xfer (0x20)
[    5.210000] [i2c1] incomplete xfer (0x20)
[    5.220000] [i2c1] incomplete xfer (0x20)
[    5.220000] [i2c1] incomplete xfer (0x20)
[    5.220000] SSL Touchscreen Device ID  : 0xFFFF
[    5.230000] SSL Touchscreen Version ID : 0xFFFF
[    5.230000] ctp_detect:
[    5.250000] ========gsensor_fetch_sysconfig_para===================
[    5.260000] gsensor_fetch_sysconfig_para: after: gsensor_twi_addr is 0x18, dirty_addr_buf: 0x18. dirty_addr_buf[1]: 0xfffe
[    5.270000] gsensor_fetch_sysconfig_para: twi_id is 1.
[    5.270000] BMA250_init: after fetch_sysconfig_para:  normal_i2c: 0x18. normal_i2c[1]: 0xfffe
[    5.330000] UMP: UMP device driver 22 loaded
[    5.480000] Mali: mali--2244-rel0!
[    5.490000] Mali: Mali device driver r2p4-02rel0-r22 loaded
[    5.520000] [cedar dev]: install start!!!
[    5.530000] [cedar dev]: install end!!!
[    6.030000] android_usb: already disabled
[    6.030000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f00, 0xdf022200, ep1-bulk)
[    6.040000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f00, 0xdf022200, ep1-bulk)
[    6.050000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f40, 0xdf022200, ep2-bulk)
[    6.060000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f00, 0xdf022200, ep1-bulk)
[    6.070000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f40, 0xdf022200, ep2-bulk)
[    6.070000] ep_matches, wrn: endpoint already claimed, ep(0xc08c1f80, 0xdf01d380, ep3-bulk)
[    6.080000] [sw_udc]: alloc request: ep(0xc08c1fc0, ep4-bulk, 512), req(0xdf38f240)
[    6.090000] [sw_udc]: alloc request: ep(0xc08c1f80, ep3-bulk, 512), req(0xdf38f280)
[    6.100000] [sw_udc]: alloc request: ep(0xc08c1f80, ep3-bulk, 512), req(0xdf38f2c0)
[    6.110000] [sw_udc]: alloc request: ep(0xc08c1f80, ep3-bulk, 512), req(0xdf38f300)
[    6.110000] [sw_udc]: alloc request: ep(0xc08c1f80, ep3-bulk, 512), req(0xdf38f340)
[    6.120000] [sw_udc]: sw_udc_pullup, is_on = 1
[    6.130000] WRN:L2729(drivers/usb/sun5i_usb/udc/sw_udc.c):ERR: usb device is not active
[    7.100000] init: untracked pid 79 exited
[    7.100000] init: untracked pid 84 exited
[   10.180000] init: untracked pid 134 exited
[   10.200000] init: untracked pid 135 exited
[   10.960000] [AXP]init charger->rest_vol = 14
[   10.960000] battery vol change: 31->14
[   14.860000] init: untracked pid 176 exited
[   14.880000] init: untracked pid 175 exited
[   20.560000] init: untracked pid 204 exited
[   20.560000] init: untracked pid 205 exited
[   21.000000] battery vol change: 14->13
[   25.220000] init: untracked pid 231 exited
[   25.220000] init: untracked pid 232 exited
[   29.910000] init: untracked pid 258 exited
[   29.930000] init: untracked pid 259 exited
[   35.580000] init: untracked pid 285 exited
[   35.620000] init: untracked pid 286 exited
[   40.280000] init: untracked pid 312 exited
[   40.310000] init: untracked pid 313 exited
[   44.990000] init: untracked pid 339 exited
[   44.990000] init: untracked pid 340 exited

谢谢~