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pi2 with  sdcard android  image :shell command  “reboot ”  may not work ,it  blocks  , I have to power off then power on.  
 
root@dolphin-orangepi-plus:/ # reboot 
[ 1029.478526] SysRq : Emergency Remount R/O 
[ 1029.483019] The process is "init" (pid 1) 
[ 1030.660947] Restarting system. 
[ 1030.664411] Restarting Linux version 3.4.39 (allwinner@steven) (gcc version 4.6.3 20120201 (prerelease) (crosstool-NG linaro-1.13.1-2012.02-20120222 - Linaro GCC 2012.02) ) #6 SMP PREEMPT Mon Mar 23 14:37:37 HKT 2015 
[ 1030.664441]  
HELLO! BOOT0 is starting! 
boot0 version : 4.0.0 
fel_flag = 0x00000000 
rtc[0] value = 0x00000000 
rtc[1] value = 0x000000e0 
rtc[2] value = 0x00000000 
rtc[3] value = 0x0000000f 
rtc[4] value = 0x00000000 
rtc[5] value = 0x00000000 
rtc[6] value = 0x00000000 
rtc[7] value = 0x00000000 
DRAM DRIVE INFO: V0.8 
DRAM Type = 3 (2 DR2,3 DR3,6 PDDR2,7 PDDR3) 
DRAM CLK = 672 MHz 
DRAM zq value: 003b3bfb 
READ DQS LCDL = 00171717 
DRAM SIZE =1024 M 
odt delay  
dram size =1024 
card boot number = 0 
card no is 0 
sdcard 0 line count 4 
[mmc]: mmc driver ver 2014-12-10 21:20:39 
[mmc]: ***Try SD card 0*** 
[mmc]: SD/MMC Card: 4bit, capacity: 29476MB 
[mmc]: vendor: Man 00035344 Snr 00b115dd 
[mmc]: product: SL32G 
[mmc]: revision: 8.0 
[mmc]: ***SD/MMC 0 init OK!!!*** 
sdcard 0 init ok 
ERROR! NOT find the head of uboot. 
The size of uboot is 000dc000. 
sum=264121ac 
src_sum=257721ac 
Fail in checking uboot. 
read all u-boot blk failed 
Ready to disable icache. 
 
 
HELLO! BOOT0 is starting! 
boot0 version : 4.0.0 
fel_flag = 0x00000000 
rtc[0] value = 0x00000000 
rtc[1] value = 0x00000000 
rtc[2] value = 0x00000000 
rtc[3] value = 0x00000000 
rtc[4] value = 0x00000000 
rtc[5] value = 0x00000000 
rtc[6] value = 0x00000000 
rtc[7] value = 0x00000000 
DRAM DRIVE INFO: V0.8 
DRAM Type = 3 (2 DR2,3 DR3,6 PDDR2,7 PDDR3) 
DRAM CLK = 672 MHz 
DRAM zq value: 003b3bfb 
READ DQS LCDL = 001c1c1d 
DRAM SIZE =1024 M 
odt delay  
dram size =1024 
card boot number = 0 
card no is 0 
sdcard 0 line count 4 
[mmc]: mmc driver ver 2014-12-10 21:20:39 
[mmc]: ***Try SD card 0*** 
[mmc]: SD/MMC Card: 4bit, capacity: 29476MB 
[mmc]: vendor: Man 00035344 Snr 00b115dd 
[mmc]: product: SL32G 
[mmc]: revision: 8.0 
[mmc]: ***SD/MMC 0 init OK!!!*** 
sdcard 0 init ok 
ERROR! NOT find the head of uboot. 
The size of uboot is 000dc000. 
sum=257721ac 
src_sum=257721ac 
Succeed in loading uboot from sdmmc flash. 
Ready to disable icache. 
Jump to secend Boot. 
SUNXI_NORMAL_MODE    
[      0.367]e mode 
 
U-Boot 2011.09-rc1 (Mar 13 2015 - 12:54:51) Allwinner Technology  
 
[      0.374]version: 1.1.0 
normal mode 
[      0.382]pmbus:  ready 
not set main pmu id 
axp_probe error 
[      0.397]PMU: pll1 1200 Mhz,PLL6=600 Mhz 
AXI=400 Mhz,AHB=200 Mhz, APB1=100 Mhz  
sid read already  
fel key new mode 
run key detect 
no key found 
no key input 
dram_para_set start 
dram_para_set end 
normal mode 
[      0.427]DRAM:  1 GiB 
relocation Offset is: 35af9000 
[box standby] read rtc = 0x0 
[box_start_os] mag be start_type no use 
user_gpio config 
user_gpio ok 
gic: normal or no secure os mode 
workmode = 0 
MMC:    0 
[      0.502][mmc]: mmc driver ver 2014-12-10 9:23:00 
[      0.507][mmc]: get sdc_phy_wipe fail. 
[      0.511][mmc]: get sdc0 sdc_erase fail. 
[      0.515][mmc]: get sdc_f_max fail,use default 50000000Hz 
[      0.520][mmc]: get sdc_ex_dly_used fail,use default dly 
[      0.526][mmc]: SUNXI SD/MMC: 0 
[      0.539][mmc]: *Try SD card 0* 
[      0.588][mmc]: CID 0x3534453 0x4c333247 0x8000b115 0xdd00f4b3 
[      0.593][mmc]: mmc clk 50000000 
[      0.597][mmc]: SD/MMC Card: 4bit, capacity: 29476MB 
[      0.602][mmc]: boot0 capacity: 0KB,boot1 capacity: 0KB 
[      0.607][mmc]: ***SD/MMC 0 init OK!!!*** 
[      0.612][mmc]: erase_grp_size:0x1WrBlk * 0x200 = 0x200 Byte 
[      0.617][mmc]: secure_feature 0x0 
[      0.621][mmc]: secure_removal_type  0x0 
[      0.625]sunxi flash init ok 
script config pll_de to 864 Mhz 
Not Found clk pll_video1 in script  
script config pll_video to 297 Mhz 
[boot]disp_init_tv 
[DISP_TV] disp_init_tv enter g_tv_used 
screen 0 do not support TV TYPE! 
[BOOOT_DISP_TV] disp tv device_registered 
unable to find regulator vcc-hdmi-18 from [pmu1_regu] or [pmu2_regu]  
enable power vcc-hdmi-18, ret=-1 
DRV_DISP_Init end 
boot_disp.auto_hpd=1 
auto hpd check has 50 times! 
read byte = 10 
[get_display_resolution] = 20b 
get the output mode from android(saved by type[2]) is 11 
attched ok, mgr1<-->device1, type=2, mode=11---- 
ready to set mode 
disp_tv_enable 
[      1.470]finally, output_type=0x2, output_mode=0xb, screen_id=0x1, disp_para=0x20b0000 
In:    serial 
Out:  serial 
Err:  serial 
--------fastboot partitions-------- 
-total partitions:14- 
-name-        -start-      -size-       
bootloader  : 1000000      1000000      
env        : 2000000      1000000      
boot        : 3000000      1000000      
system      : 4000000      30000000     
misc        : 34000000      1000000      
recovery    : 35000000      2000000      
sysrecovery : 37000000      30000000     
private    : 67000000      1000000      
Reserve0    : 68000000      1000000      
klog        : 69000000      1000000      
Reserve1    : 6a000000      2000000      
Reserve2    : 6c000000      1000000      
cache      : 6d000000      28000000     
UDISK      : 95000000      0            
----------------------------------- 
base bootcmd=run setargs_nand boot_normal 
bootcmd set setargs_mmc 
key 0 
cant find rcvy value 
cant find fstbt value 
misc partition found 
to be run cmd=run setargs_mmc boot_normal 
[      1.580][mmc]: MMC Device 2 not found 
[      1.584][mmc]: Can not find mmc dev 
[      1.587][mmc]: read first backup failed in fun sdmmc_secure_storage_read line 1849 
sunxi_secstorage_read fail 
get secure storage map err 
the user data'magic is bad 
WORK_MODE_BOOT 
adver not need show 
sunxi_bmp_logo_display 
f_read btr over hd12896 
read byte = 3686456 
[      1.791]screen_id =1, screen_width =720, screen_height =576 
[      1.796]frame buffer address 46400000 
[      1.800]Hit any key to stop autoboot:  0  
read boot or recovery all 
[      2.346]sunxi flash read  ffset 3000000, 12981523 bytes OK 
[      2.354]ready to boot 
board_display_setenv:  disp_para=20b0000 
[      2.360][mmc]: MMC Device 2 not found 
[      2.364][mmc]:  mmc  not find,so not exit 
[      2.368] 
Starting kernel ... 
 
[sun8i_fixup]: From boot, get meminfo: 
        Start:  0x40000000 
        Size:  1024MB 
ion_carveout reserve: 160m@0 256m@0 130m@1 200m@1 
ion_reserve_common: ion reserve: [0x70000000, 0x80000000]! 
[    0.392554] can't get item for emac_power gpio ! 
[    0.649556] ls_fetch_sysconfig_para: type err  device_used = -427573448.  
[    0.657904] tscdev_init: tsc driver is disabled 
[    0.664531] [cpu_freq] ERR:get cpu extremity frequency from sysconfig failed, use max_freq 
[    0.691952] sunxi_oops: heming add OOPS_INFO_ADDR = -20 
[    0.742123] ths_fetch_sysconfig_para: type err  device_used = 1.  
[    0.756538] init: /init.rc: 168: invalid option 'setprop' 
[    0.800471] init: open path: /dev/bus/usb/001/001 
[    0.980720] init: open path: /dev/bus/usb/002/002 
[    1.181009] init: open path: /dev/bus/usb/002/001 
[    1.330199] init: open path: /dev/bus/usb/002/002 
[    1.530126] init: open path: /dev/bus/usb/002/003 
[    1.800462] init: open path: /dev/bus/usb/002/003 
[    2.064324] init: open path: /dev/bus/usb/003/001 
[    2.220947] init: open path: /dev/bus/usb/004/001 
[    2.386324] init: /dev/hw_random not found 
[    2.391173] init: defined DONT_SHOW_INITLOGO 
[    2.551665] init: start e2fsck listening... 
[    3.066786] init: dont need format /dev/block/by-name/private 
[    3.256742] Failed to get mali parameter! 
[    3.463124] [SPDIF]sunxi-spdif cannot find any using configuration for controllers, return directly! 
[    3.490422] [SPDIF]sndspdif cannot find any using configuration for controllers, return directly! 
[    3.556281] init: C_IN_START 
[    3.559365] init: path = /dev/block/by-name/cache 
[    3.564668] init: C_IN_START 
[    3.567897] init: path = /dev/block/by-name/UDISK 
[    3.679080] init: /dev/hw_random not found 
[    3.695467] healthd: Could not open /sys/class/power_supply 
[    3.697535] init: cannot find '/system/etc/install-recovery.sh', disabling 'flash_recovery' 
[    3.711102] healthd: No charger supplies found 
[    3.811566] android_usb: already disabled 
[    3.816278] init: using deprecated syntax for specifying property 'sys.usb.config', use ${name} instead 
[    3.827430] init: using deprecated syntax for specifying property 'sys.usb.config', use ${name} instead 
root@dolphin-orangepi-plus:/ # [  15.010206] init: sys_prop: permission denied uid:1003  name:service.bootanim.exit 
[  17.078111] qtaguid: iface_stat: stat_update() wlan0 not found |   
 
 
 
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