ti-processor-sdk-linux-am57xx-evm-03.03.00.04
启动方式SD卡
参考版调试串口是UART3，启动正常；如今自己的板子调试串口修改为UART1
在修改根文件系统的串口显示终端的过程中遇到问题：
SD卡中的文件系统没有/etc/inittab文件，不清楚在哪里进行修改，
uart1的打印信息到
...
[ 67.698263] Adding alias for supply vdd,cpu0 -> vdd,4a003b20.oppdm
[ 67.704471] Adding alias for supply vbb,cpu0 -> vbb,4a003b20.oppdm
[ 67.710723] ti_oppdm 4a003b20.oppdm: Unable to get vdd regulator:-517
[ 67.717785] hctosys: unable to open rtc device (rtc0)
[ 67.734758] Bluetooth: Starting self testing
[ 67.774875] Bluetooth: ECDH test passed in 34944 usecs
[ 67.781876] Bluetooth: SMP test passed in 60 usecs
[ 67.786722] Bluetooth: Finished self testing
[ 67.791164] vdd_3v3: disabling
[ 67.794233] aic_dvdd_fixed: disabling
[ 67.797936] pbias_mmc_omap5: disabling
[ 67.801922] ALSA device list:
[ 67.804903] No soundcards found.
[ 67.809255] Waiting for root device PARTUUID=7e122743-02...
结束，
