root@myd-am62x:/sys/class/remoteproc/remoteproc0#
root@myd-am62x:/sys/class/remoteproc/remoteproc0# echo stop > state
[1821.322562]remoteproc remoteproc0: stopped remote processor 5000000.m4fss
root@myd-am62x:/sys/class/remoteproc/remoteproc0# cat /sys/class/remoteproc/remoteproc0/state
offline
root@myd-am62x:/sys/class/remoteproc/remoteproc0# echo lib/firmware/ipc_rpmsg_echo.mcu-m4f0_0.strip.out > firmware
root@myd-am62x:/sys/class/remoteproc/remoteproc0# echo start > state
1953.414325]remoteproc remoteproc0:powering up 5000000.m4fss
[ 1953.420649]remoteproc remoteproc0: Direct firmware load for /lib/firmware/ipc_rpmsg_echo.mcu-m4f0_0.strip.out fai
led with error -2
[1953.432651]remoteproc remoteproc0: request_firmware failed: -2
[1953.438690]remoteproc remoteproc0: Boot failed: -2
-sh: echo: write error: No such file or directory
root@myd-am62x:/sys/class/remoteproc/remoteproc0#
上面加载方法哪里错了？
