调试hi3516cv300+sc2235

U-Boot 2010.06 (Nov 25 2017 - 10:24:19)

Check Flash Memory Controller v100 ... Found
SPI Nor(cs 0) ID: 0xef 0x40 0x18
Block:64KB Chip:16MB Name:"W25Q128(B/F)V"
SPI Nor total size: 16MB
MMC:   
EMMC/MMC/SD controller initialization.
Card did not respond to voltage select!
No EMMC/MMC/SD device found !
In:    serial
Out:   serial
Err:   serial
Hit any key to stop autoboot:  0 
16384 KiB hi_fmc at 0:0 is now current device

## Booting kernel from Legacy Image at 82000000 ...
   Image Name:   Linux-3.18.20
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    3006675 Bytes = 2.9 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Loading Kernel Image ... OK
OK

Starting kernel ...

Booting Linux on physical CPU 0x0
Initializing cgroup subsys cpu
Linux version 3.18.20 (pub@BVT-SDK-SERVER1) (gcc version 4.9.4 20150629 (prerelease) (Hisilicon_v500_20170922) ) #1 Sat Nov 25 10:25:20 HKT 2017
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f
CPU: VIVT data cache, VIVT instruction cache
Machine model: Hisilicon Hi3516CV300 DEMO Board
Memory policy: Data cache writeback
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 16256
Kernel command line: mem=64M console=ttyAMA0,115200 root=/dev/mtdblock2 rootfstype=jffs2 rw mtdparts=hi_sfc:1M(boot),3M(kernel),12M(rootfs)