A20开发板用SD卡烧录系统无法启动，安卓和linux都是不断循环

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: `8 @; T0 u4 N6 R先附上log信息，求大神帮忙解答一下  看看哪里出了问题：
MMC:     0
8 r+ ~" ^" f( G. k# ESUNXI SD/MMC: 0
Man 1b534d Snr 181d555b
( N) x$ v6 O4 b9 s: \8 U; _5 V! J00000
/ A; _+ N  A+ w8 @% r; D. u, r1.0
8 S1 _- R( n+ l' B+ [---------------MMC version 4.0---------------
- J6 W" ?5 U: B, W; O---------------mmc->clock 50000000-----------
# U6 N* m* M, H0 A5 z---------------mmc->bus_width 4--------------
boot0 capacity: 0KB,boot1 capacity: 0KB
[      1.812]sunxi flash init ok
! L: w& n0 p9 N" m: x/ aIn:    serial
Out:   serial
Err:   serial
% l% |1 O5 G8 l7 b* K4 k--------fastboot partitions--------
: O8 V0 ?% J" t-total partitions:11-
-name-        -start-       -size-      
+ g2 R# J2 N: g) o' Y& }bootloader  : 1000000       2000000     
env         : 3000000       1000000     
boot        : 4000000       1000000     
system      : 5000000       28000000   
2 r0 C' O. |  C; h  M  Zrecovery    : 2d000000      2000000     
  I! T0 j* I3 u: {databk      : 2f000000      10000000   
misc        : 3f000000      1000000     
* R6 u+ i6 K- z( I; wprivate     : 40000000      1000000     
" I3 |0 ~, `3 [data        : 41000000      40000000   
. n: H5 n& A; \) z8 X) Mcache       : 81000000      1e000000   
UDISK       : 9f000000      0           
-----------------------------------
* k; ]. q: D$ ?. Y. Lbase bootcmd=run setargs_mmc boot_normal
; i7 p5 D& T1 q2 u) Wbootcmd set setargs_mmc
key 0
recovery key high 6, low 4
cant find fstbt value
. q) V* F9 C# rto be run cmd=run setargs_mmc boot_normal
the user data'magic is bad
WORK_MODE_BOOT
sunxi_bmp_display


** Unable to read "bootlogo.bmp" from sunxi_flash 0:1 **
sunxi bmp info error : unable to open logo file bootlogo.bmp
+ u  u# }/ `1 ], M6 `[      1.912]Hit any key to stop autoboot:  0
read boot or recovery all
* i+ _8 \- u7 M* S4 n. Y[      2.402]sunxi flash read : offset 4000000, 11682500 bytes OK
' `% c2 i3 Q/ m+ d' b5 T: n[      2.411]ready to boot
( ?) C0 E5 ~2 O5 c[      2.414]
Starting kernel ...

, ], {) z  X  ~1 P3 n1 b
[    0.653836] aw_pm_init: not support super standby.
) m8 r" F. Y! ~) @! {6 u; |8 G7 [[    0.693273] sw_ahci sw_ahci.0: SATA power enable do not exist!!
[    0.704515] can't get item for emac_power gpio !
2 S) j# D% P9 t7 [- W[    0.942090] [hdmi]hdmi module init
[    0.948401] ##fb init:w=1280,h=720,fbmode=3
[    1.415864] init: start e2fsck listening...[mmc-msg] mmc 0 detect change, present 1
$ @: e& p3 U  ?& A1 b5 c) t[    2.205233] init: HDMI status = 0, try 20 times!TV status = 0
& c+ P0 J# C9 v. yHELLO! BOOT0 is starting!
8 Z* M5 \# V* y2 Dboot0 version : 3.0.0
dram size =1024
, N, o3 n2 F$ D, Q5 O- g* ~1 Ycard boot number = 0
" W  j$ u- m1 h( u3 ~card no is 0
sdcard 0 line count 0
[mmc]: SD/MMC Card: 4bit, capacity: 30528MB
[mmc]: vendor: Man 0x001b534d Snr 0x181d555b
[mmc]: product: 00000
[mmc]: revision: 1.0
sdcard 0 init ok
6 }/ ~$ L1 M2 F6 x7 {- PThe size of uboot is 0x000a8000.
sum=0x806bd154
src_sum=0x806bd154
1 n$ W8 I  u/ w: U9 K, E) DSucceed in loading uboot from sdmmc flash.
2 |. y: w9 V& QReady to disable icache.
Jump to secend Boot.
[      0.177]


U-Boot 2011.09-rc1-dirty (Nov 06 2014 - 20:21:15) Allwinner Technology


[      0.185]version: 1.1.0
0 s  Y0 [$ Z# Z5 p- Q. F[      0.188]pmbus:   ready
[      0.192]PMU: AXP20x found
6 k, @1 z+ s& b$ c' @: n2 j* x[      0.195]PMU: bat ratio = 100
[      0.198]PMU: dcdc2 1400
% U' a* S; g$ T[      0.209]PMU: pll1 912 Mhz
boot_clock = 912
dcdc2_vol = 1400
dcdc3_vol = 1250
ldo2_vol = 3000
( x. Q! Q( h' l4 U- c2 P1 p+ \ldo3_vol = 2800
5 e9 [# e! E( Q) d2 S# G/ |ldo4_vol = 2800
power_start = 0
storage_type = -1
0 Q  ^8 Q) P( D/ Susb_recovery = 1
1 V# R: ?1 ?) i% ^find power_sply to end
fel key old mode
run key detect
no key found
no key input
dram_para_set start
dram_para_set end
- U, X* O! S1 \  L" i2 F; V/ Z' X[      0.250]DRAM:  1 GiB
relocation Offset is: 35b1c000
, u, E% m' l3 Ouser_gpio config
9 j6 m4 I0 d7 j; \* w  wuser_gpio ok
DRV_DISP_Init: opened
% j" o6 z3 s1 H/ t. G9 ~[      0.465]boot_disp.output_type=2
2 J4 T* g- I' @' H[      0.469]boot_disp.output_mode=5
[      0.472]boot_disp.auto_hpd=1
workmode = 0
MMC:     0
SUNXI SD/MMC: 0
. c7 @) M, S; Z8 r9 OMan 1b534d Snr 181d555b
4 H: F. g0 c5 j  i9 K" {2 ~00000
4 J2 i5 }* w& V7 Z1.0
---------------MMC version 4.0---------------
- r$ c3 A# }& f. d% [& [3 F3 b---------------mmc->clock 50000000-----------
! D  T  X* ?/ e) K( Z9 e---------------mmc->bus_width 4--------------
boot0 capacity: 0KB,boot1 capacity: 0KB
[      1.812]sunxi flash init ok
In:    serial
& k- F/ m  h2 oOut:   serial
Err:   serial
--------fastboot partitions--------
" v0 ~- |8 v! q! J4 j-total partitions:11-
-name-        -start-       -size-      
+ S1 ]6 i! F% t/ t9 K  abootloader  : 1000000       2000000     
% T5 A6 n& H+ g* i" \" z4 [; j( _env         : 3000000       1000000     
boot        : 4000000       1000000     
system      : 5000000       28000000   
3 P: k) b3 M. A4 h4 j7 Yrecovery    : 2d000000      2000000     
databk      : 2f000000      10000000   
) K& c6 J! u6 @* Smisc        : 3f000000      1000000     
private     : 40000000      1000000     
data        : 41000000      40000000   
& m) R7 a; C/ x' o5 Lcache       : 81000000      1e000000   
  U4 L8 F  R/ WUDISK       : 9f000000      0           
-----------------------------------
base bootcmd=run setargs_mmc boot_normal
bootcmd set setargs_mmc
) E8 l+ U2 U5 z- T* e* ekey 0
recovery key high 6, low 4
cant find fstbt value
to be run cmd=run setargs_mmc boot_normal
the user data'magic is bad
WORK_MODE_BOOT
sunxi_bmp_display


** Unable to read "bootlogo.bmp" from sunxi_flash 0:1 **



& {- d. ^1 u; W- k

$ U7 R! [% T2 _1 I

0 P( R4 Q1 e; D7 H
# Y2 u' w$ D( ?5 N3 z: z" v) s  j
& X- v2 r  y- m
  h# J( E% p5 L5 i9 n4 ^Hit any key to stop autoboot:  0
reading uEnv.txt
155 bytes read in 17 ms (8.8 KiB/s)
Loaded environment from uEnv.txt
reading boot.scr
* X0 S# `* y4 i9 |** Unable to read file boot.scr **
FaiLED to mount ext2 filesystem...
2 Z1 e8 k* [8 M/ A2 F( |7 \7 n** Unrecognized filesystem type **
Failed to mount ext2 filesystem...
$ B$ v) m" I9 A2 z1 f** Unrecognized filesystem type **
Failed to mount ext2 filesystem...
' J7 y7 |: I! W8 n: G1 a' {/ a** Unrecognized filesystem type **
reading script.bin
. S6 i) d9 G% S7 s4 n, R8 D; T' U46576 bytes read in 30 ms (1.5 MiB/s)
% e* t8 I3 i) L+ o; L7 Ereading uImage
$ r# b  u2 ?% C% W; O8 N4600424 bytes read in 233 ms (18.8 MiB/s)
2 U: c7 |0 u& M/ h, `& e( f## Booting kernel from Legacy Image at 48000000 ...
9 t  A4 G5 |& F& @   Image Name:   Linux-3.4.90
   Image Type:   ARM Linux Kernel Image (uncompressed)
( l$ K3 p. D9 M. Z   Data Size:    4600360 Bytes = 4.4 MiB
% i  l. w3 P  I1 }' D   Load Address: 40008000
   Entry Point:  40008000
   VerIFying Checksum ... OK
   Loading Kernel Image ... OK
$ e0 v) `  b! t0 q8 b' m
Starting kernel ...
4 N& n9 A) h7 w6 \( S
<6>Booting Linux on physical CPU 0
<6>Initializing cgroup subsys cpuset
<6>Initializing cgroup subsys cpu
  j- ]  V* x4 O4 E, z. `$ O- ^* ~0 Q<5>Linux version 3.4.90 (root@avrman-virtual-machine) (gcc version 4.7.4 (Ubuntu/Linaro 4.7.4-3ubuntu12) ) #1 SMP PREEMPT Sun Jul 1 20:14:11 CST 2018
# ~, A/ m- y/ [: S# |9 l* B: p2 CCPU: ARMv7 Processor [410fc074] revision 4 (ARMv7), cr=10c5387d
5 m: I+ p% K1 I! G. |4 @CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
/ z! K0 h& V0 Z' rMachine: sun7i
, U$ K' v0 B" W9 }9 U4 `3 Y+ ]<6>Memory Reserved:
<6>     SYS  : 0x43000000 - 0x4300ffff  (  64 kB)
<6>     G2D  : 0x50000000 - 0x50ffffff  (  16 MB)
<6>     LCD  : 0x51000000 - 0x52ffffff  (  32 MB)
<6>cma: CMA: reserved 192 MiB at 43c00000
Memory policy: ECC disabled, Data cache writealloc
  M. c' G! A3 v* }0 H" T<6>sunxi: Allwinner A20 (AW1651/sun7i) detected.
3 ?. U' r3 o8 y+ b" ]<7>On node 0 totalpages: 262144
5 R, ]9 W( O! k" v) t<7>free_area_init_node: node 0, pgdat c08b59c0, node_mem_map d3000000
<7>  DMA zone: 512 pages used for memmap
<7>  DMA zone: 0 pages reserved
<7>  DMA zone: 65024 pages, LIFO batch:15
; y0 A: V5 k% e$ m<7>  Normal zone: 1008 pages used for memmap
, J; Y$ F& ?1 \3 ~5 J8 n& Z; G<7>  Normal zone: 128016 pages, LIFO batch:31
# l5 G; T: h8 n' d<7>  HighMem zone: 528 pages used for memmap
<7>  HighMem zone: 67056 pages, LIFO batch:15
<6>PERCPU: Embedded 7 pages/cpu @d3808000 s7616 r8192 d12864 u32768
1 k' i0 ~$ T) g2 v- K! K' f<7>pcpu-alloc: s7616 r8192 d12864 u32768 alloc=8*4096<c>
<7>pcpu-alloc: <c>[0] <c>0 <c>[0] <c>1 <c>
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 260096
) a/ q4 d  F& u' |<5>Kernel command line: console=ttyS0,115200 root=/dev/mmcblk0p2 loglevel=8 panic=10 console=tty0 hdmi.audio=EDID:0 disp.screen0_output_mode=EDID:1280x720p50 rootwait panic=10 rootfstype=ext4 rootflags=discard
+ L* [* A: k2 c& C0 U7 ~<6>PID hash table entries: 4096 (order: 2, 16384 bytes)
1 E6 O, h9 ]4 d" v: K- \0 L3 ?" G<6>Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
) ?/ D; g5 O. X- P- L! O9 \<6>Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
<6>allocated 2097152 bytes of page_cgroup
; F' b* h, N  ?" R! [9 J<6>please try 'cgroup_disable=memory' option if you don't want memory cgroups
<6>Memory: 1024MB = 1024MB total
' D* {. X  M) z<5>Memory: 780420k/780420k available, 268156k reserved, 270336K highmem
+ y; M! I$ [- c6 W/ V! U3 A<5>Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
    vmalloc : 0xf0000000 - 0xff000000   ( 240 MB)
+ ?; |) T. t, K# }    lowmem  : 0xc0000000 - 0xef800000   ( 760 MB)
  K" R, @: o: s% R, j0 A0 {) P    pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
1 K9 j6 U: K% w4 A2 {' {' _, l7 g    modules : 0xbf000000 - 0xbfe00000   (  14 MB)
      .text : 0xc0008000 - 0xc0818000   (8256 kB)
! n, W( O( ?7 e5 U& R! `3 t8 g/ H      .init : 0xc0818000 - 0xc084edc0   ( 220 kB)
/ D) X% n" I* [8 Y      .data : 0xc0850000 - 0xc08bd058   ( 437 kB)
       .bss : 0xc08bd07c - 0xc0a8f718   (1866 kB)
<6>SLUB: Genslabs=11, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
<6>Preemptible hierarchical RCU implementation.
" x/ [, c  ]+ F+ N' [7 o0 [<6>     RCU dyntick-idle grace-period acceleration is enabled.
* l. X, I8 L0 \$ @; P<6>     Additional per-CPU info printed with stalls.
<6>NR_IRQS:192
<6>Architected local timer running at 24.00MHz.
8 ~: B; y: ]% t, G7 U* I<6>sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms
<2>start_kernel(): bug: interrupts were enabled early
3 x* I4 g  k, v1 [6 I<6>Console: colour dummy device 80x30
# n0 D6 S" I7 ~6 |) m# C7 L  F<6>console [tty0] enabled
8 v3 E& Z! r" g6 t, y. O8 g<6>Calibrating delay loop... <c>1915.28 BogoMIPS (lpj=9576448)
<6>pid_max: default: 32768 minimum: 301
<6>Mount-cache hash table entries: 512
% H) H" J6 ~* B5 x" p% v<6>Initializing cgroup subsys cpuacct
<6>Initializing cgroup subsys memory
<6>Initializing cgroup subsys devices
<6>Initializing cgroup subsys freezer
4 a) Q  c0 L, K# o9 L<6>Initializing cgroup subsys blkio
<6>Initializing cgroup subsys peRF_event
<6>CPU: Testing write buffer coherency: ok
<6>CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
<6>hw perfevents: enabled with ARMv7 Cortex-A7 PMU driver, 5 counters available
<6>Setting up static identity map for 0x405c8da8 - 0x405c8e00
2 U% j& C8 w: Z$ P5 ~. W+ sCPU1: Booted secondary processor
6 C% {/ p/ F: Z7 S: k5 |<6>CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
<6>Brought up 2 CPUs
5 c! T9 ]! ^0 W# S/ C<6>SMP: Total of 2 processors activated (3830.57 BogoMIPS).
<6>devtmpfs: initialized
<6>dummy:
, _# L( T( y" r- H- l8 n' U% l6 `<6>NET: Registered protocol family 16
<6>DMA: preallocated 256 KiB pool for atomic coherent allocations
<6>hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
<6>hw-breakpoint: maximum watchpoint size is 8 bytes.
<6>[ccu-inf] aw clock manager init
<6>[ccu-inf] aw_ccu_init
7 x: J: h5 P- p, W; j<6>[ccu-inf] script config pll3 to 297MHz
<6>[ccu-inf] script config pll4 to 300MHz
<6>[ccu-inf] script config pll6 to 600MHz
/ L( b; ^& C# `* [<6>[ccu-inf] script config pll7 to 297MHz
" ^$ {1 x* M8 X% p<6>[ccu-inf] script config pll8 to 336MHz
+ q9 o( b5 A( P7 c+ N; x$ T! U<6>Init eGon pin module v2.0
( O5 k4 ^( B/ I) {<6>bio: create slab <bio-0> at 0
<5>SCSI subsystem initialized
4 ^% e, c: ?+ y' {1 f<7>libata version 3.00 loaded.
6 [1 X+ G& x6 t" @5 m0 X; x<6>usbcore: registered new interface driver usbfs
$ W) C" u( G- v<6>usbcore: registered new interface driver hub
* f- L/ O: p* j<6>usbcore: registered new device driver usb
<6>Linux media interface: v0.10
3 r% [) `* `# t<6>Linux video capture interface: v2.00
6 F' t) H8 `# a2 C4 \" ]6 |<6>Advanced Linux Sound Architecture Driver Version 1.0.25.
<6>cfg80211: Calling CRDA to update world regulatory domain
9 |+ W( o1 }: q" ]* i. D<6>switching to clocksource arch_sys_counter
<5>FS-Cache: Loaded
<6>CacheFiles: Loaded
[usb_manager]: CONFIG_USB_SW_SUNXI_USB0_OTG
[sw_hcd0]: usb host driver initialize........
[sw_hcd0]: open_usb_clock
[sw_hcd0]: host_init_state = 1
7 \8 l9 S: t# o) Y  j' k[sw_hcd0]: platform is usb host
- }/ Z, S7 N% S' C4 U8 b( A$ A; D[sw_hcd0]: sw_hcd_host0: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx (X), HB-ISO Tx (X), SoftConn)
0 L- w" ^0 H6 Z[sw_hcd0]: sw_hcd_init_controller: sw_hcd_host0: USB Host mode controller at f1c13000 using PIO, IRQ 70
<6>sw_hcd_host0 sw_hcd_host0: sw_hcd host driver
, I7 y/ l8 ]; K$ O% f0 }<6>sw_hcd_host0 sw_hcd_host0: new USB bus registered, assigned bus number 1
<6>hub 1-0:1.0: USB hub found
% d8 k" s- g- ]<6>hub 1-0:1.0: 1 port detected
5 Y$ n. t8 Z5 C0 ^. `( F) Dwrn: hcd is not enable, need not start hcd
9 G6 U& W3 s/ K5 a5 |& S9 \[sw_hcd0]: sw_usb_host0_disable start
-------sw_hcd0_soft_disconnect---------
0 E. U* r2 z$ ?is_on = 0, hcd0_set_vbus_cnt = 0
[sw_hcd_host0]: Set USB Power Off
wrn: hcd is not enable, need not stop hcd
[sw_hcd0]: close_usb_clock
[sw_hcd0]: sw_usb_host0_disable end
% W' e# Q# D' I1 c: c% ]  \; y[sw_udc]: udc_init: version 20080411
<6>NET: Registered protocol family 2
. W0 ~6 y) ~: r* }1 w7 m<6>IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
<6>TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
<6>TCP bind hash table entries: 65536 (order: 7, 786432 bytes)
/ `7 `8 E* h/ ?& r% J# J. F<6>TCP: Hash tables configured (established 131072 bind 65536)
& A: }4 S5 c# I. X<6>TCP: reno registered
<6>UDP hash table entries: 512 (order: 2, 16384 bytes)
<6>UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
/ R+ w7 h7 T' x: Z+ t5 e<6>NET: Registered protocol family 1
<6>RPC: Registered named UNIX socket transport module.
<6>RPC: Registered udp transport module.
  l+ x0 g! c0 H1 B# F) f- h<6>RPC: Registered tcp transport module.
/ B7 g! Z0 W$ ]7 @2 |, L<6>RPC: Registered tcp NFSv4.1 backchannel transport module.
<6>audit: initializing netlink socket (disabled)
4 y9 G+ h9 b# V1 O( T0 W<5>type=2000 audit(0.600:1): initialized
highmem bounce pool size: 64 pages
. b+ }# G/ @! ]2 k3 e, R<5>VFS: Disk quotas dquot_6.5.2
* m# ]# ?7 @7 K1 R  H$ x1 i' JDquot-cache hash table entries: 1024 (order 0, 4096 bytes)
1 t8 K: g7 X+ L<5>NFS: Registering the id_resolver key type
<6>NTFS driver 2.1.30 [Flags: R/W].
" B; L& e% x' G) U' g( r<6>fuse init (API version 7.18)
<6>msgmni has been set to 1380
<3>alg: comp: Compression test 1 failed for lzo-generic: output len = 57
<6>alg: No test for stdrng (krng)
<6>Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
8 H/ ~* `7 @$ Y; n$ q<6>io scheduler noop registered
<6>io scheduler deadline registered
<6>io scheduler cfq registered (default)
<6>sunxi disp driver loaded (/dev/disp api 1.0)
<6>Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
7 u& [) Y3 r: ]  z  W<6>[uart]: used uart info.: 0x01
. O/ Q1 h* u. S) _! ]' Y* Y<6>[uart]: serial probe 0 irq 33 mapbase 0x01c28000
<6>sunxi-uart.0: ttyS0 at MMIO 0x1c28000 (irq = 33) is a U6_16550A
6 d$ U+ ~, _; I! U% }Booting Linux on physical CPU 0
& [* D8 Q! j: [. T1 cInitializing cgroup subsys cpuset
Initializing cgroup subsys cpu
# [9 j7 x7 U. d. I( W7 zLinux version 3.4.90 (root@avrman-virtual-machine) (gcc version 4.7.4 (Ubuntu/Linaro 4.7.4-3ubuntu12) ) #1 SMP PREEMPT Sun Jul 1 20:14:11 CST 2018
CPU: ARMv7 Processor [410fc074] revision 4 (ARMv7), cr=10c5387d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  e; K! D6 q$ k$ }$ V7 H4 dMachine: sun7i
  ]- \' f5 R' v2 g6 G2 ?Memory Reserved:
        SYS  : 0x43000000 - 0x4300ffff  (  64 kB)
        G2D  : 0x50000000 - 0x50ffffff  (  16 MB)
        LCD  : 0x51000000 - 0x52ffffff  (  32 MB)
( I9 n1 _! w) j" _cma: CMA: reserved 192 MiB at 43c00000
Memory policy: ECC disabled, Data cache writealloc
sunxi: Allwinner A20 (AW1651/sun7i) detected.
' q8 y7 r$ u0 QOn node 0 totalpages: 262144
free_area_init_node: node 0, pgdat c08b59c0, node_mem_map d3000000
8 v% Y( C5 R/ E% g" U% B  DMA zone: 512 pages used for memmap
" D% |' b1 [# c! D  DMA zone: 0 pages reserved
  DMA zone: 65024 pages, LIFO batch:15
  Normal zone: 1008 pages used for memmap
5 w( R+ i% Q& a  }' b  Normal zone: 128016 pages, LIFO batch:31
  HighMem zone: 528 pages used for memmap
  HighMem zone: 67056 pages, LIFO batch:15
" x) D0 V; P/ `PERCPU: Embedded 7 pages/cpu @d3808000 s7616 r8192 d12864 u32768
# Q* s. C% A% S5 Z$ A* e! O' e# I' Epcpu-alloc: s7616 r8192 d12864 u32768 alloc=8*4096
, Y3 J" k( `% s: Gpcpu-alloc: [0] 0 [0] 1
& `9 d1 @9 I. k! HBuilt 1 zonelists in Zone order, mobility grouping on.  Total pages: 260096
Kernel command line: console=ttyS0,115200 root=/dev/mmcblk0p2 loglevel=8 panic=10 console=tty0 hdmi.audio=EDID:0 disp.screen0_output_mode=EDID:1280x720p50 rootwait panic=10 rootfstype=ext4 rootflags=discard
PID hash table entries: 4096 (order: 2, 16384 bytes)
! \$ A. L8 q& j! m; ?: j8 D" QDentry cache hash table entries: 131072 (order: 7, 524288 bytes)
+ }0 L$ k# X1 XInode-cache hash table entries: 65536 (order: 6, 262144 bytes)
: c1 |3 ~' b# ~3 U# B: iallocated 2097152 bytes of page_cgroup
please try 'cgroup_disable=memory' option if you don't want memory cgroups
Memory: 1024MB = 1024MB total
* \& ]1 J4 c+ x4 Z8 VMemory: 780420k/780420k available, 268156k reserved, 270336K highmem
, G* S/ K5 ~( ?* G& W( ?' BVirtual kernel memory layout:
; a4 A/ u3 T+ U( V2 x    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
    vmalloc : 0xf0000000 - 0xff000000   ( 240 MB)
! |: _# I1 i: ]' [5 t    lowmem  : 0xc0000000 - 0xef800000   ( 760 MB)
+ X! ^& B# E7 n. |9 `* _    pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
    modules : 0xbf000000 - 0xbfe00000   (  14 MB)
$ s) A1 q6 j* I      .text : 0xc0008000 - 0xc0818000   (8256 kB)
5 [% j( [5 O8 w      .init : 0xc0818000 - 0xc084edc0   ( 220 kB)
      .data : 0xc0850000 - 0xc08bd058   ( 437 kB)
# `" w" M6 U9 Y" z* j       .bss : 0xc08bd07c - 0xc0a8f718   (1866 kB)
5 n- P' ^' K+ {& {5 t4 {* U% YSLUB: Genslabs=11, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
Preemptible hierarchical RCU implementation.
        RCU dyntick-idle grace-period acceleration is enabled.
        Additional per-CPU info printed with stalls.
NR_IRQS:192
Architected local timer running at 24.00MHz.
8 q' U+ q  v# Q$ D3 {6 Bsched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms
, i. L$ U# b! @$ l8 e5 q* A# astart_kernel(): bug: interrupts were enabled early
Console: colour dummy device 80x30
console [tty0] enabled
Calibrating delay loop... 1915.28 BogoMIPS (lpj=9576448)
, f. V. n. C! e4 a3 f' }: Y0 Opid_max: default: 32768 minimum: 301
( ~1 \7 n7 X( q1 f, eMount-cache hash table entries: 512
: d: h, {8 {9 f1 T- wInitializing cgroup subsys cpuacct
7 ~% B3 X$ }! h) u' w& a& V3 f! YInitializing cgroup subsys memory
Initializing cgroup subsys devices
6 `. O" p% ]' t( rInitializing cgroup subsys freezer
Initializing cgroup subsys blkio
Initializing cgroup subsys perf_event
+ p1 R# S# G9 E9 e& |5 p. F* LCPU: Testing write buffer coherency: ok
CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
hw perfevents: enabled with ARMv7 Cortex-A7 PMU driver, 5 counters available
+ H$ ^$ h+ n! q8 [! f7 xSetting up static identity map for 0x405c8da8 - 0x405c8e00
CPU1: Booted secondary processor
CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
Brought up 2 CPUs
SMP: Total of 2 processors activated (3830.57 BogoMIPS).
8 \! u0 _6 `2 a2 b2 i6 ~devtmpfs: initialized
dummy:
1 v) F' ]6 H; x& J- K4 `! h! gNET: Registered protocol family 16
( M+ P: |( Y# Y4 ~1 }6 BDMA: preallocated 256 KiB pool for atomic coherent allocations
. d- Q* a! g- N2 i; }) Jhw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
4 l+ c8 p3 M) ^# I0 `8 N- Khw-breakpoint: maximum watchpoint size is 8 bytes.
7 i/ A& C* j! v- z9 `# C[ccu-inf] aw clock manager init
[ccu-inf] aw_ccu_init
6 W3 B4 [7 b2 Z& q1 [% y[ccu-inf] script config pll3 to 297MHz
[ccu-inf] script config pll4 to 300MHz
[ccu-inf] script config pll6 to 600MHz
5 ^( X# P$ K! t* s# u[ccu-inf] script config pll7 to 297MHz
7 o1 U1 o5 C; H, V1 p0 @- q[ccu-inf] script config pll8 to 336MHz
  n# F2 d$ j9 N/ ~% ]* yInit eGon pin module V2.0
bio: create slab <bio-0> at 0
1 ?  A* ]6 `8 }' QSCSI subsystem initialized
libata version 3.00 loaded.
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
; C6 j# P+ s4 T) v$ f) qusbcore: registered new device driver usb
: H/ I3 z: D3 v- E% WLinux media interface: v0.10
. K# |! d  M0 j' d- ?( VLinux video capture interface: v2.00
/ Y! a1 d6 B0 ^* x' A; bAdvanced Linux Sound Architecture Driver Version 1.0.25.
cfg80211: Calling CRDA to update world regulatory domain
Switching to clocksource arch_sys_counter
% z6 I+ W- v& p2 Y. j* rFS-Cache: Loaded
5 P+ q: Z! n6 A* S2 M, QCacheFiles: Loaded
[usb_manager]: CONFIG_USB_SW_SUNXI_USB0_OTG
7 o# t0 K; D$ L' b[sw_hcd0]: usb host driver initialize........
[sw_hcd0]: open_usb_clock
[sw_hcd0]: host_init_state = 1
5 U5 M8 ^9 L  C" W, D[sw_hcd0]: platform is usb host
[sw_hcd0]: sw_hcd_host0: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx (X), HB-ISO Tx (X), SoftConn)
, H- S  ?* _1 g; E$ y7 S) k[sw_hcd0]: sw_hcd_init_controller: sw_hcd_host0: USB Host mode controller at f1c13000 using PIO, IRQ 70
: g; b# W( W/ Q+ lsw_hcd_host0 sw_hcd_host0: sw_hcd host driver
sw_hcd_host0 sw_hcd_host0: new USB bus registered, assigned bus number 1
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
wrn: hcd is not enable, need not start hcd
[sw_hcd0]: sw_usb_host0_disable start
-------sw_hcd0_soft_disconnect---------
( |! \& B7 S  X3 Ais_on = 0, hcd0_set_vbus_cnt = 0
& I# F# P: C0 }; z[sw_hcd_host0]: Set USB Power Off
wrn: hcd is not enable, need not stop hcd
, J2 ^# y0 x( N3 ^4 K[sw_hcd0]: close_usb_clock
[sw_hcd0]: sw_usb_host0_disable end
[sw_udc]: udc_init: version 20080411
NET: Registered protocol family 2
IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
TCP bind hash table entries: 65536 (order: 7, 786432 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
: O, N7 d' M6 R" Z9 }$ K; ?TCP: reno registered
$ U5 b* ?8 J1 z4 i) @9 H1 `9 cUDP hash table entries: 512 (order: 2, 16384 bytes)
  _7 M& h! w( a% o' i* ~( h# sUDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
NET: Registered protocol family 1
! b. F: q5 [% P- Q4 H# Q; @RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
  s4 E( {& k: O  kRPC: Registered tcp transport module.
  P6 V# u# T% s  z1 m& O- s5 ZRPC: Registered tcp NFSv4.1 backchannel transport module.
audit: initializing netlink socket (disabled)
- K" }; G* P! m7 h# ~type=2000 audit(0.600:1): initialized
4 t' k/ _% p8 w. l" t9 ohighmem bounce pool size: 64 pages
VFS: Disk quotas dquot_6.5.2
, ~* {6 B+ F$ d( cDquot-cache hash table entries: 1024 (order 0, 4096 bytes)
+ {+ @( h# i2 G3 xNFS: Registering the id_resolver key type
NTFS driver 2.1.30 [Flags: R/W].
& W7 L4 `. U/ {# t8 B/ Zfuse init (API version 7.18)
. H- X% L- Q( Z+ F# x7 `msgmni has been set to 1380
0 z2 [( j# ?8 i0 C& ealg: comp: Compression test 1 failed for lzo-generic: output len = 57
& I" E/ P4 [& o. Jalg: No test for stdrng (krng)
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
& _' L/ B" o9 {. r- @  Pio scheduler noop registered
) R- M  O- G) T- }' xio scheduler deadline registered
& _( f2 f; R/ \7 V6 m$ H; g4 sio scheduler cfq registered (default)
& ~4 ~9 Y+ S( |' h& v& ?. Ssunxi disp driver loaded (/dev/disp api 1.0)
) ~9 l" C. c$ S* m" }& [Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[uart]: used uart info.: 0x01
- S( L8 D3 ^4 q. K[uart]: serial probe 0 irq 33 mapbase 0x01c28000
% c# u5 |$ o! D& r$ ^sunxi-uart.0: ttyS0 at MMIO 0x1c28000 (irq = 33) is a U6_16550A
% `0 G0 b) ^- q5 b<6>console [ttyS0] enabled
( {3 ~  n0 f3 H5 `) b( Qconsole [ttyS0] enabled
<7>G2D: drv_g2d_init
! W; D! Z' ~0 u4 A% p0 G, S0 |( BG2D: drv_g2d_init
: I- }9 w% ]4 d8 u6 {- X; _) n# S<6>G2D: g2dmem: g2d_start=50000000, g2d_size=1000000
G2D: g2dmem: g2d_start=50000000, g2d_size=1000000
<6>G2D: head:d0000000,tail:d1000000
G2D: head:d0000000,tail:d1000000
2 I4 Y* q+ f. z1 Y<6>G2D: Module initialized.major:250
4 Z" H6 ~  N" @4 j3 bG2D: Module initialized.major:250
  A: E2 ^2 h( E& I<6>brd: module loaded
- N; c& h# t- p# E$ }brd: module loaded
<6>loop: module loaded
loop: module loaded
. M) z, _1 _+ J! ]nand driver is disabled
nand driver is disabled
<6>sw_ahci sw_ahci.0: controller can't do PMP, turning off CAP_PMP
sw_ahci sw_ahci.0: controller can't do PMP, turning off CAP_PMP
, F- L/ G/ v8 g2 G<4>sw_ahci sw_ahci.0: forcing PORTS_IMPL to 0x1
sw_ahci sw_ahci.0: forcing PORTS_IMPL to 0x1
- K$ _6 k- N6 t* Z* f7 n<6>sw_ahci sw_ahci.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
* |, A! z0 L$ z8 Q, l( e# {/ Csw_ahci sw_ahci.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
<6>sw_ahci sw_ahci.0: flags: ncq sntf pm led clo only pio slum part ccc
sw_ahci sw_ahci.0: flags: ncq sntf pm led clo only pio slum part ccc
1 M( {3 \9 o! @<6>scsi0 : sw_ahci_platform
scsi0 : sw_ahci_platform
, m7 s3 t5 K/ L+ d" L<6>ata1: SATA max UDMA/133 mmio [mem 0x01c18000-0x01c18fff] port 0x100 irq 88
- ~& P- V( n, @6 I; L" v+ aata1: SATA max UDMA/133 mmio [mem 0x01c18000-0x01c18fff] port 0x100 irq 88
8 _( D& e4 x2 _/ P6 u<6>sunxi_emac Using mii phy on PortA
sunxi_emac Using mii phy on PortA
$ P+ E1 |' j0 @) ]: h6 ]<6>sunxi_emac Using MAC from SID: 02:cb:03:41:71:2bsunxi_emac Using MAC from SID: 02:cb:03:41:71:2b<4>emac_init fetch emac using configuration failed

emac_init fetch emac using configuration failed
<6>gmac driver is disabled
gmac driver is disabled
' r' T" s% S7 i) ^! {* x<6>PPP generic driver version 2.4.2
: ~( j% C3 \7 H8 k1 ?5 VPPP generic driver version 2.4.2
/ f. K& q" C# Q1 I) f3 q! G<6>PPP BSD Compression module registered
* P* o; ?2 I, Z- e, fPPP BSD Compression module registered
( h+ U7 s# U: `+ \, P, o1 R' F<6>PPP Deflate Compression module registered
) m/ Z6 x6 ]4 U3 @: DPPP Deflate Compression module registered
  w- D+ y! Z1 q& V<6>PPP MPPE Compression module registered
) J6 I/ t! W" ]3 r& K( iPPP MPPE Compression module registered
" B& y4 m" B% O! Z* R) d<6>NET: Registered protocol family 24
6 ^/ E" {  K7 p3 q: CNET: Registered protocol family 24
! R" v/ x! \) a% @  C6 ]: i<6>ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
9 w# I) v, J* L5 o, _5 dehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
3 j# _+ j( E, Y" i" \% h<6>ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
; c" s. d8 l9 H6 o7 O8 O7 Q( Y[sw-ehci1]: open clock
6 c1 L& T; v) ][sw-ehci1]: open clock
[sw-ehci1]: Set USB Power ON
[sw-ehci1]: Set USB Power ON
<6>sw-ehci sw-ehci.1: SW USB2.0 'Enhanced' Host Controller (EHCI) Driver
sw-ehci sw-ehci.1: SW USB2.0 'Enhanced' Host Controller (EHCI) Driver
<6>sw-ehci sw-ehci.1: new USB bus registered, assigned bus number 2
; c: ~" ^3 X! U' a) lsw-ehci sw-ehci.1: new USB bus registered, assigned bus number 2
<6>sw-ehci sw-ehci.1: irq 71, io mem 0x01c14000
sw-ehci sw-ehci.1: irq 71, io mem 0x01c14000
<6>sw-ehci sw-ehci.1: USB 2.0 started, EHCI 1.00
* C' J& f, |% m  c1 K1 Qsw-ehci sw-ehci.1: USB 2.0 started, EHCI 1.00
% F& q$ p) `! @) ^4 b<6>hub 2-0:1.0: USB hub found
$ u' K) X" K$ P8 ?8 Ahub 2-0:1.0: USB hub found
<6>hub 2-0:1.0: 1 port detected
( y& V% }# V4 V, i( Lhub 2-0:1.0: 1 port detected
[sw-ohci1]: open clock
[sw-ohci1]: open clock
<6>sw-ohci sw-ohci.1: SW USB2.0 'Open' Host Controller (OHCI) Driver
( Q: W8 w0 Y. m& M, W2 V9 Csw-ohci sw-ohci.1: SW USB2.0 'Open' Host Controller (OHCI) Driver
- j  O3 [( c7 S5 e9 R<6>sw-ohci sw-ohci.1: new USB bus registered, assigned bus number 3
4 b5 B, A7 b0 M% L) }sw-ohci sw-ohci.1: new USB bus registered, assigned bus number 3
1 i8 _0 F2 x) {5 c4 x<6>sw-ohc
U-Boot SPL 2014.04-10734-gfec9bf7-dirty (Jun 29 2018 - 09:49:10)
Board: MarsBoard_A20
/ E6 I! A& _3 t! O) L4 yDRAM: 1024 MiB
* x7 `0 }, [9 s1 V! C7 {9 g. G, NCPU: 960000000Hz, AXI/AHB/APB: 3/2/2
auto detect MMC0 or MMC2 boot
. K9 E3 Y' v8 M) s8 BMMC0 card boot
spl: not an uImage at 1600

) K# v# |* e. O5 ~
U-Boot 2014.04-10734-gfec9bf7-dirty (Jun 29 2018 - 09:49:10) Allwinner Technology

6 i- ^: Z! {$ k- f3 i! {4 _; ^CPU:   Allwinner A20 (SUN7I)
Board: MarsBoard_A20
I2C:   ready
$ Y1 H( ?8 s2 g8 \6 FDRAM:  1 GiB
MMC:   auto detect MMC0 or MMC2 boot
MMC0 card boot
$ ^1 _! B% L5 A) E" j+ hSUNXI SD/MMC: 0
$ H/ R! p$ G0 }*** Warning - bad CRC, using default environment
# `5 k: x# o  |2 d
% Z# H3 o; j+ RIn:    serial
Out:   serial
Err:   serial
Net:   dwmac.1c50000
( R8 u6 z+ ^" i. k) rHit any key to stop autoboot:  0
reading uEnv.txt
; ~, q! l7 P1 x5 n& ?- R155 bytes read in 17 ms (8.8 KiB/s)
Loaded environment from uEnv.txt
reading boot.scr
+ F3 o7 M& Z- |5 O6 q* K8 W** Unable to read file boot.scr **
Failed to mount ext2 filesystem...
** Unrecognized filesystem type **
Failed to mount ext2 filesystem...
" B( h- _" T1 J. B& R: c5 o** Unrecognized filesystem type **
Failed to mount ext2 filesystem...
: Q3 O* Y7 D. R4 f! M: p** Unrecognized filesystem type **
reading script.bin
46576 bytes read in 30 ms (1.5 MiB/s)
reading uImage
4600424 bytes read in 234 ms (18.7 MiB/s)
## Booting kernel from Legacy Image at 48000000 ...
   Image Name:   Linux-3.4.90
   Image Type:   ARM Linux Kernel Image (uncompressed)
& `! u/ U# y. _! J: @6 G   Data Size:    4600360 Bytes = 4.4 MiB
   Load Address: 40008000
; q- v7 K8 t/ R: Q0 s; T% ^   Entry Point:  40008000
; z+ Q( {- L8 k; P/ f; U# w' f+ j   Verifying Checksum ... OK
1 _& {- _( S! U$ p8 y" j! |   Loading Kernel Image ... OK
/ W% y" I, \6 [# k1 ]
Starting kernel ...
9 [" ?0 Y( X3 X: h3 ^9 v+ C
+ R; ~; Q' @6 s! ~: r<6>Booting Linux on physical CPU 0
<6>Initializing cgroup subsys cpuset

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