求大师帮看下这打印信息，故障为指示灯亮不开机

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求大师帮忙看下这打印信息，故障为：指示灯亮，不开机 Boot- DRAM Channel A Calibration. Byte 0 : Gating(2 ~ 72), Size=71, Mid=37, Set=37. Byte 1 : Gating(2 ~ 67), Size=66, Mid=34, Set=34. Byte 2 : Gating(2 ~ 72), Size=71, Mid=37, Set=37. Byte 3 : Gating(2 ~ 72), Size=71, Mid=37, Set=37. HW Byte 0 : DQS(13 ~ 45), Size 33, Set 29, HW_Set 30. HW Byte 1 : DQS(13 ~ 43), Size 31, Set 28, HW_Set 30. HW Byte 2 : DQS(10 ~ 43), Size 34, Set 26, HW_Set 28. HW Byte 3 : DQS(9 ~ 41), Size 33, Set 25, HW_Set 27. DRAM A Size = 512 Mbytes. Boot Start Pmain 0x0000a000 EMMC boot CID:0x131d903f :0x04010129 :0x32473163 :0x90014a48 LZHS addr:0x00100040 LZHS size:0x000a7288 LZHS checksum:0x000000d1 Boot Start Lmain MT5880 Boot Loader v0.9 Boot reason: A/C power on!! Load VGA internal EDID................. use code based  EDID................. Load HDMI internal EDID................. CEC Physical offset 152 HDMI1 Physical adr 0x10 HDMI1 PA 0x10 HDMI1 checksum 0xdf HDMI2 PA 0x10 HDMI2 checksum 0xdf HDMI3 PA 0x20 HDMI3 checksum 0xcf HDMI4 PA 0x30 HDMI4 checksum 0xbf SIF_Master0: new design IR DATA register : 0x       0 Boot reason: A/C power on!!T8032 init A/C on case loader stage... Load T8032 FW (addr: 0x  d817b0, size: 24576)success!! T8032 FW version: 73 T8032 change to loader stage... LDR_FlashCopy 0xf010 0x5a000 0x80 1st MAC in EEP is valid (90:cf:7d:e1:3d:59) 1st : (90:cf:7d:e1:3d:59) 2nd : (ff:ff:ff:ff:ff:ff) PDWNC_Init Boot reason: A/C power on!!update check revovery,adc value:255 LDR_CheckRecovery,needn't enter recover Do USB upgrade USB: Vbus turn up time = 207 ms, Max =0 ms. No USB device. USB upgrade stop Boot reason: A/C power on!!Boot reason: A/C power on!!Org:0x30 Flags:0x30 Flash load lzhs header from 0x80000 to dram(0x1506020), size=2048 Decompression uboot to 0x00800000... Flash load image from 0x80000 to dram(0x1506020), size=0x36a28 secure boot ok LZHS start LZHS done Starting image... U-Boot 2011.12.12 (Oct 21 2016 - 11:10:16) DRAM:  346 MiB WARNING: Caches not enabled MMC:   HOST 1 Dev Num: 0, Timing Position: 0, Sample Edge: 0x00 90014A48:32473163:04010129:131D903F id1:4A483247 id2:31630401 eMMC Name: UNKNOWN Dev Num: 0, Timing Position: 1, Sample Edge: 0x00 Dev Num: 0, Timing Position: 2, Sample Edge: 0x11 : 0 0.0.0.0 In:    serial Out:   serial Err:   serial Net:   Net Initialization Skipped No ethernet found. PDWNC_REBOOT_CMD_OFFSET contains Hit any key to stop autoboot:  0 ## Booting kernel from Legacy Image at 00008000 ...    XIP Kernel Image ... OK OK Starting kernel ... Uncompressing Linux... done, booting the kernel. Initializing cgroup subsys cpuset Initializing cgroup subsys cpu Linux version 3.0.13 (gfkfcmo@ubuntu-num3) (gcc version 4.5.1 (GCC) ) #1 SMP PREEMPT Fri Oct 21 11:09:56 CST 2016 CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=10c53c7d CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache Machine: MT5880 Memory policy: ECC disabled, Data cache writealloc ====> PMEM BOOTMEM ALLOC <===== allocating 49283072 bytes at   (null) (40000000 physical) for pmem arena PERCPU: Embedded 7 pages/cpu @c08cd000 s4960 r8192 d15520 u32768 Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 87884 Kernel command line: lpj=4571136 console=ttyMT0,115200n1 root=/dev/mmcblk0p5 vmalloc=512M no_console_suspend androidboot.carrier=wifi-only mtdparts=mt53xx-emmc:2M(uboot),2M(uboot_env),1M(misc),16M(recovery),16M(boot),500M(system),500M(userdata),500M(cache),1M(reserved),1M(channelA),1M(channelB),1M(pq),1M(aq),4M(logo),4M(bootlogo) mali_core_num=2 usbportusing=1,1,1,0 usbpwrgpio=-1,-1,-1,-1 usbpwrpolarity=-1,-1,-1,-1 usbocgpio=-1,-1,-1,-1 usbocgpiopolarity=-1,-1,-1,-1 PID hash table entries: 2048 (order: 1, 8192 bytes) Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) allocated 1417216 bytes of page_cgroup please try 'cgroup_disable=memory' option if you don't want memory cgroups Memory: 346MB = 346MB total Memory: 336196k/336196k available, 18108k reserved, 0K highmem Virtual kernel memory layout:     vector  : 0xffff0000 - 0xffff1000   (   4 kB)     fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)     DMA     : 0xffc00000 - 0xffe00000   (   2 MB)     vmalloc : 0xd6000000 - 0xff000000   ( 656 MB)     lowmem  : 0xc0000000 - 0xd5a00000   ( 346 MB)     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)     modules : 0xbf000000 - 0xbfe00000   (  14 MB)       .init : 0xc0008000 - 0xc0029000   ( 132 kB)       .text : 0xc0029000 - 0xc049ff44   (4572 kB)       .data : 0xc04a0000 - 0xc04d71e0   ( 221 kB)        .bss : 0xc04d7204 - 0xc060f398   (1249 kB) SLUB: Genslabs=13, HWalign=32, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Preemptible hierarchical RCU implementation. NR_IRQS:256 timekeeping_init done ckgen Xtal:27000000 Hz Console: colour dummy device 80x30 console [ttyMT0] enabled Calibrating delay loop (skipped) preset value.. 1828.45 BogoMIPS (lpj=4571136) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 512 Initializing cgroup subsys cpuacct Initializing cgroup subsys memory CPU: Testing write buffer coherency: ok Calibrating local timer... 445.14MHz. L310 cache controller enabled l2x0: 8 ways, CACHE_ID 0x410000c8, AUX_CTRL 0x73440001, Cache size: 262144 B CPU1: Booted secondary processor Brought up 2 CPUs SMP: Total of 2 processors activated (3656.90 BogoMIPS). NET: Registered protocol family 16 bio: create slab <bio-0> at 0 SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb Advanced Linux Sound Architecture Driver Version 1.0.24. Bluetooth: Core ver 2.16 NET: Registered protocol family 31 Bluetooth: HCI device and connection manager initialized Bluetooth: HCI socket layer initialized Bluetooth: L2CAP socket layer initialized Bluetooth: SCO socket layer initialized Switching to clocksource timer2 NET: Registered protocol family 2 IP route cache hash table entries: 4096 (order: 2, 16384 bytes) TCP established hash table entries: 16384 (order: 5, 131072 bytes) TCP bind hash table entries: 16384 (order: 5, 196608 bytes) TCP: Hash tables configured (established 16384 bind 16384) TCP reno registered UDP hash table entries: 256 (order: 1, 8192 bytes) UDP-Lite hash table entries: 256 (order: 1, 8192 bytes) NET: Registered protocol family 1 Trying to unpack rootfs image as initramfs... rootfs image is not initramfs (uncompression error); looks like an initrd Freeing initrd memory: 7244K PMU: registered new PMU device of type 0 Power Management for MTK DTV. ashmem: initialized squashfs: version 4.0 (2009/01/31) Phillip Lougher msgmni has been set to 670 io scheduler noop registered io scheduler deadline registered io scheduleSerial: MT53xxttyMT0 at MMIO 0xf000c000 (irq = 49) is a MT53xx Serial ttyMT1 at MMIO 0xf000c000 (irq = 49) is a MT53xx Serial ttyMT2 at MMIO 0xf0028800 (irq = 32) is a MT53xx Serial ttyMT3 at MMIO 0xf000c000 (irq = 49) is a MT53xx Serial brd: module loaded loop: module loaded pmem: 1 init android_pmem: probe of android_pmem.0 failed with error -1 PPP generic driver version 2.4.2 PPP Deflate Compression module registered PPP BSD Compression module registered PPP MPPE Compression module registered NET: Registered protocol family 24 tun: Universal TUN/TAP device driver, 1.6 tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com> star: desc addr: 0xffdff000(virtual)/0x14670000(physical) Star Ethernet: Internal Vitesse PHY star: PHY addr = 0x0000 star: EthTool installed star: Star MAC init done MUC_init 5037: [USB]Controller in DMA mode MGC_VBusControl 725: [USB0]Vbus Off gpio[-1]. MtkUsbHcd MtkUsbHcd.0: USB Host Controller MtkUsbHcd MtkUsbHcd.0: new USB bus registered, assigned bus number 1 MtkUsbHcd MtkUsbHcd.0: irq 47, io mem 0xf0050000 hub 1-0:1.0: USB hub found hub 1-0:1.0: 1 port detected MGC_VBusControl 725: [USB1]Vbus Off gpio[-1]. MtkUsbHcd MtkUsbHcd.1: USB Host Controller MtkUsbHcd MtkUsbHcd.1: new USB bus registered, assigned bus number 2 MtkUsbHcd MtkUsbHcd.1: irq 43, io mem 0xf0051000 hub 2-0:1.0: USB hub found hub 2-0:1.0: 1 port detected MGC_VBusControl 725: [USB2]Vbus Off gpio[-1]. MtkUsbHcd MtkUsbHcd.2: USB Host Controller MtkUsbHcd MtkUsbHcd.2: new USB bus registered, assigned bus number 3 MtkUsbHcd MtkUsbHcd.2: irq 80, io mem 0xf0052000 hub 3-0:1.0: USB hub found hub 3-0:1.0: 1 port detected Initializing USB Mass Storage driver... usbcore: registered new interface driver usb-storage USB Mass Storage support registered. mousedev: PS/2 mouse device common for all mice using rtc device, mt53xx_rtc, for alarms mt53xx_rtc mt53xx_rtc.0: rtc core: registered mt53xx_rtc as rtc0 mt53xx_rtc mt53xx_rtc.0: MT53xx Real Time Clock driver. adbattery: android dummy battery driver loaded device-mapper: uevent: version 1.0.3 device-mapper: ioctl: 4.20.0-ioctl (2011-02-02) initialised: dm-devel@redhat.com Bluetooth: Generic Bluetooth USB driver ver 0.6 usbcore: registered new interface driver btusb Bluetooth: Atheros AR30xx firmware driver ver 1.0 usbcore: registered new interface driver ath3k mmc0: 5880 at 0xf006d000 irq 100 data mode 3 Optimization mmc1: 5880 at 0xf0012000 irq 60 data mode 3 usbcore: registered new interface driver usbhid usbhid: USB HID core driver logger: created 256K log 'log_main' logger: created 256K log 'log_events' logger: created 256K log 'log_radio' logger: created 256K log 'log_system' zram: num_devices not specified. Using default: 2 special_arg: 00000002 zram: Creating 2 devices ... test mmc... usbcore: registered new interface driver snd-usb-audio ALSA device list:

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  No soundcards found.
nf_conntrack version 0.5.0 (5366 buckets, 21464 max)
NF_TPROXY: Transparent proxy support initialized, version 4.1.0
NF_TPROXY: Copyright (c) 2006-2007 BalaBit IT Ltd.
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP cubic registered
NET: Registered protocol family 10
ip6_tables: (C) 2000-2006 Netfilter Core Team
NET: Registered protocol family 17
Bluetooth: RFCOMM TTY layer initialized
Bluetooth: RFCOMM socket layer initialized
Bluetooth: RFCOMM ver 1.11
mmc0: new high speed MMC card at address 0001
Bluetooth: BNEP (Ethernet Emulation) ver 1.3
Bluetooth: BNEP filters: protocol multicast
mmcblk0: mmc0:0001 H2G1c 1.76 GiB
mmcblk0boot0: mmc0:0001 H2G1c partition 1 1.00 MiB
mmcblk0boot1: mmc0:0001 H2G1c partition 2 1.00 MiB
Bluetooth: HIDP (Human Interface Emulation) ver 1.2
VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 3
mt53xx_rtc mt53xx_rtc.0: setting system clock to 2000-01-part 01: startblk 0x00000000, blkcnt 0x00001000, <uboot>
part 02: startblk 0x00001000, blkcnt 0x00001000, <uboot_env>
part 03: startblk 0x00002000, blkcnt 0x00000800, <misc>
part 04: startblk 0x00002800, blkcnt 0x00008000, <recovery>
part 05: startblk 0x0000a800, blkcnt 0x00008000, <boot>
part 06: startblk 0x00012800, blkcnt 0x000fa000, <system>
part 07: startblk 0x0010c800, blkcnt 0x000fa000, <userdata>
part 08: startblk 0x00206800, blkcnt 0x000fa000, <cache>
part 09: startblk 0x00300800, blkcnt 0x00000800, <reserved>
part 10: startblk 0x00301000, blkcnt 0x00000800, <channelA>
part 11: startblk 0x00301800, blkcnt 0x00000800, <channelB>
part 12: startblk 0x00302000, blkcnt 0x00000800, <pq>
part 13: startblk 0x00302800, blkcnt 0x00000800, <aq>
part 14: startblk 0x00303000, blkcnt 0x00002000, <logo>
part 15: startblk 0x00305000, blkcnt 0x00002000, <bootlogo>
mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15
mmcblk0boot1: unknown partition table
mmcblk0boot0: unknown partition table
RAMDISK: gzip image found at block 0
uncompression error
UDF-fs: No partition found (1)
List of all partitions:
b300         1847296 mmcblk0  driver: mmcblk
  b301            2048 mmcblk0p1 00000000-0000-0000-0000-000000000000mmcblk0p1
  b302            2048 mmcblk0p2 00000000-0000-0000-0000-000000000000mmcblk0p2
  b303            1024 mmcblk0p3 00000000-0000-0000-0000-000000000000mmcblk0p3
  b304           16384 mmcblk0p4 00000000-0000-0000-0000-000000000000mmcblk0p4
  b305           16384 mmcblk0p5 00000000-0000-0000-0000-000000000000mmcblk0p5
  b306          512000 mmcblk0p6 00000000-0000-0000-0000-000000000000mmcblk0p6
  b307          512000 mmcblk0p7 00000000-0000-0000-0000-000000000000mmcblk0p7
  103:00000     512000 mmcblk0p8 00000000-0000-0000-0000-000000000000mmcblk0p8
  103:00001       1024 mmcblk0p9 00000000-0000-0000-0000-000000000000mmcblk0p9
  103:00002       1024 mmcblk0p10 00000000-0000-0000-0000-000000000000mmcblk0p10
  103:00003       1024 mmcblk0p11 00000000-0000-0000-0000-000000000000mmcblk0p11
  103:00004       1024 mmcblk0p12 00000000-0000-0000-0000-000000000000mmcblk0p12
  103:00005       1024 mmcblk0p13 00000000-0000-0000-0000-000000000000mmcblk0p13
  103:00006       4096 mmcblk0p14 00000000-0000-0000-0000-000000000000mmcblk0p14
  103:00007       4096 mmcblk0p15 00000000-0000-0000-0000-000000000000mmcblk0p15
b310            1024 mmcblk0boot1  (driver?)
b308            1024 mmcblk0boot0  (driver?)
No filesystem could mount root, tried:  ext3 ext2 ext4 squashfs vfat msdos iso9660 udf
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(179,5)
[<c0033efc>] (unwind_backtrace+0x0/0xe4) from [<c037fd80>] (panic+0x68/0x188)
[<c037fd80>] (panic+0x68/0x188) from [<c0008d6c>] (mount_block_root+0x238/0x288)
[<c0008d6c>] (mount_block_root+0x238/0x288) from [<c000906c>] (prepare_namespace+0x164/0x1b8)
[<c000906c>] (prepare_namespace+0x164/0x1b8) from [<c00089f4>] (kernel_init+0x124/0x160)
[<c00089f4>] (kernel_init+0x124/0x160) from [<c002f4ec>] (kernel_thread_exit+0x0/0x8)
CPU1: stopping
[<c0033efc>] (unwind_backtrace+0x0/0xe4) from [<c0029368>] (do_IPI+0xc8/0x198)
[<c0029368>] (do_IPI+0xc8/0x198) from [<c002e6ac>] (__irq_svc+0x4c/0xe0)
Exception stack(0xd544ff90 to 0xd544ffd8)
ff80:                                     00000000 00000000 d544ffd8 00000000
ffa0: d544e000 c04af48c c04d72e4 c0384974 0000406a 413fc090 00000000 00000000
ffc0: d5432044 d544ffd8 c002f548 c002f54c 60000013 ffffffff
[<c002e6ac>] (__irq_svc+0x4c/0xe0) from [<c002f54c>] (default_idle+0x24/0x28)
[<c002f54c>] (default_idle+0x24/0x28) from [<c002f824>] (cpu_idle+0x7c/0xdc)
[<c002f824>] (cpu_idle+0x7c/0xdc) from [<0037d180>] (0x37d180)
MGC_VBusControl 725: [USB0]Vbus On gpio[-1].
MGC_VBusControl 725: [USB1]Vbus On gpio[-1].
MGC_VBusControl 725: [USB2]Vbus On gpio[-1].

xtqtd520

看起来已经过了引导,载入系统内核解压失败,分区出错,
这个重刷系统应该就可以了