海信led43k3100主板型号7.820.6609主芯片是 mt5507
u盘升级后 一直出绿色的小机器人升级界面间隔20秒左右反复自动重启
接编程器看打印信息如下 复制一段自以为有用的
U-Boot 2011.12.12 (Jan 29 2016 – 17:16:39)
DRAM:822.1 MiB
u4DramSize: 0x400
WARNING: Caches not enabled
MMC:   HOST 1
90014A48:34473261:11010BE50191305
id1:4A483447 id2:32611101
EMMC Name: H26M31001HPR
[emmc]bus timing switch to HS
[Uboot] SDR50 param 0x800f00 , 0xf000f
[emmc]bus width switch to 8(SDR)
msdc clock driving = 0!
msdc clock driving = 7!
[emmc]bus clock switch to 50000000
msdc clock driving = 0!
msdc clock driving = 23!
: 0
msdcgpiomsdcgpio=208,-1,43,-1,-1,-1,
SIF_Master0: V2 design
========log_onoff_ctrl =====1
看到有警告：缓存未启用的字样
这个应该从哪儿查起呢

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