在一台Spine开机后一直进行入loader，之前是可以的，使用U盘重新下载镜像，比对MD5后，加载还是不行
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FPGA SPI Flash Micron(Numonyx) N25Q064A
Version 2.16.1240. Copyright (C) 2013 American Megatrends, Inc.
Board type 2
CISCO SPINE
IOFPGA @ 0xb8000000
SLOT_ID @ 0xf
Filesystem type is ext2fs, partition type 0x83
ACI chassis
ERROR: Recovery image does not boot. Going to loader
No autoboot or failed autoboot. falling to loader
Loader Version 7.68
loader > dir
bootflash::
CpuUsage.Log
disk_log.txt
auto-s
MemoryLog.65%_usage
mem_log.txt.old.gz
lost+found
mem_log.txt
bios_bootup_scratch_not_cleared
lxc
mts_buffer_log.log
libmon.logs
imgDnldStatus
aci-n9000-dk9.14.2.7s.bin
