ÿdram size =256               
0xffffffff,0xffffffff                     
super_standby_flag = 0                     
HELLO! BOOT0 is starting!                         
boot0 version : 1.5.0                     
The size of Boot1 is 0x00038000.                               
Succeed in loading boot1 from sdmmc flash.
Ready to disable icache.
Succeed in loading Boot1.
Jump to Boot1.
[       0.128] boot1 version : 1.5.1
[       0.128] pmu type = 3
[       0.130] bat vol = 3955
[       0.131] core_para->vol_threshold=3600
[       0.168] axi:ahb:apb=3:2:2
[       0.168] set dcdc2=1400, clock=1008 successed
[       0.170] key
[       0.182] no key found
[       0.182] flash init start
[       0.202] flash init finish
[       0.203] fs init ok
[       0.204] fattype FAT16
[       0.205] fs mount ok
[       0.320] script finish
[       0.320] boot power:unable to find power off vol set
[       0.324] power finish
[       0.325] storage_type=2
[       0.542] some driver functions are not valid
[       0.542] elf file c:\boot.axf load fail