sdk版本ti-processor-sdk-linux-am335x-evm-01.00.00.03-Linux-x86-Install.bin
使用createcard.sh制作的，启动log如下，
U-Boot SPL 2014.07 (May 29 2016 - 03:12:13)
reading args
spl_load_image_fat_os: error reading image args, err - -1
reading u-boot.img
reading u-boot.img
U-Boot 2014.07 (May 29 2016 - 03:12:13)
I2C: ready
DRAM: 512 MiB
NAND: 0 MiB
MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1
reading uboot.env
Net: cpsw, usb_ether
Hit any key to stop autoboot: 0
Card did not respond to voltage select!
SD/MMC found on device 1
Card did not respond to voltage select!
** Bad device mmc 1 **
Card did not respond to voltage select!
** Bad device mmc 1 **
Card did not respond to voltage select!
SD/MMC found on device 1
Card did not respond to voltage select!
** Bad device mmc 1 **
Card did not respond to voltage select!
** Bad device mmc 1 **
Booting from nand ...
no devices available
no devices available
Bad Linux ARM zImage magic!
U-Boot#
U-Boot#
U-Boot# mmc part
Partition Map for MMC device 0 -- Partition Type: DOS
Part Start Sector Num Sectors UUID Type
1 63 144522 00000000-01 0b Boot
2 160650 7582680 00000000-02 83
U-Boot# mmc info
Device: OMAP SD/MMC
Manufacturer ID: 3
OEM: 5344
Name: SU04G
Tran Speed: 50000000
Rd Block Len: 512
SD version 3.0
High Capacity: Yes
Capacity: 3.7 GiB
Bus Width: 4-bit
现在就是启动不了系统。。。