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如何启动 R5?

Part Number: AM625

root@myd-am62x:~# dmesg | grep remoteproc
[ 15.646261] k3-m4-rproc 5000000.m4fss: configured M4 for remoteproc mode
[ 15.667005] remoteproc remoteproc0: 5000000.m4fss is available
[ 15.692070] remoteproc remoteproc0: powering up 5000000.m4fss
[ 15.697905] remoteproc remoteproc0: Booting fw image am62-mcu-m4f0_0-fw, size 125996
[ 15.734460] remoteproc remoteproc0: remote processor 5000000.m4fss is now up
[ 16.114732] remoteproc remoteproc1: 78000000.r5f is available
[ 16.128165] remoteproc remoteproc1: attaching to 78000000.r5f
[ 16.205232] remoteproc remoteproc1: remote processor 78000000.r5f is now attached
[ 16.703074] remoteproc remoteproc2: 30074000.pru is available
[ 16.754769] remoteproc remoteproc3: 30078000.pru is available
root@myd-am62x:~#

  • root@myd-am62x:/lib/firmware# ls -l
    total 648
    -rw-r--r-- 1 root root 2040 Mar 9 2018 LICENCE.ibt_firmware
    lrwxrwxrwx 1 root root 69 Mar 28 05:03 am62-mcu-m4f0_0-fw -> /lib/firmware/ti-ipc/am62xx/ipc_rpmsg_echo_linux.mcu-m4f0_0.strip.out
    lrwxrwxrwx 1 root root 70 Apr 2 05:53 am62-mcu-r5f0_0-fw -> /lib/firmware/ti-ipc/am62xx/ipc_rpmsg_echo_linux.wkup-r5f0_0.strip.out
    lrwxrwxrwx 1 root root 70 Apr 2 05:53 am62-wkup-r5f0_0-fw -> /lib/firmware/ti-ipc/am62xx/ipc_rpmsg_echo_linux.wkup-r5f0_0.strip.out

    M4 加载FW启动,R5 无法加载 FW 启动,R5的加载方法不一样吗?