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器件型号：AM3352 工具/软件：SDK9.3、SDK9.1 .wic 文件
#1。 使用 SDK9.3 .wic 文件引导、 无法执行诸如 LS、CD、
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| | _| .'| . | . | | __| _| . | | | -_| _| _|
|__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_|
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Arago Project am335x-evm -
Arago 2023.10 am335x-evm -
am335x-evm login: root
root@am335x-evm:~# ls
-sh: ls: command not found
root@am335x-evm:~# uname -a
Linux am335x-evm 6.1.119-ti-gc490f4c0fe51 #1 PREEMPT Wed Dec 4 17:16:52 UTC 20x
root@am335x-evm:~# ls
-sh: ls: command not found
root@am335x-evm:~# echo $PATH
/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin
root@am335x-evm:~# cd ..
-sh: cd: ..: Not a directory
root@am335x-evm:~#
SDK9.1
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| _ |___ ___ ___ ___ | _ |___ ___ |_|___ ___| |_
| | _| .'| . | . | | __| _| . | | | -_| _| _|
|__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_|
|___| |___|
Arago Project am335x-evm -
Arago 2023.04 am335x-evm -
am335x-evm login: root
root@am335x-evm:~# ls
root@am335x-evm:~# cd ..
root@am335x-evm:/home# ls
root weston
root@am335x-evm:/home# echo $PATH
/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin
root@am335x-evm:/home#
root@am335x-evm:/home# uname -a
Linux am335x-evm 6.1.46-g1d4b5da681 #1 PREEMPT Thu Oct 19 10:19:08 UTC 2023 armx
root@am335x-evm:/home#
#2. 要进入睡眠模式、SDK9.1和 SDK9.3均无法正常工作。 我奇怪地在 SDK9.3中解决了什么问题？
在 SDK9.1中：
root@am335x-evm:/sys/power# echo mem > state [ 622.009385] PM: suspend entry (s2idle) [ 622.053756] Filesystems sync: 0.040 seconds [ 622.060478] Freezing user space processes [ 622.066990] Freezing user space processes completed (elapsed 0.002 seconds) [ 622.074543] OOM killer disabled. [ 622.077801] Freezing remaining freezable tasks [ 622.083719] Freezing remaining freezable tasks completed (elapsed 0.001 seco) [ 622.091271] PM not initialized for pm33xx, wkup_m3_ipc, or am335x-pm-firmwarf [ 622.098997] OOM killer enabled. [ 622.102302] Restarting tasks ... done. [ 622.111623] random: crng reseeded on system resumption [ 622.116842] PM: suspend exit -sh: echo: write error: Invalid argument root@am335x-evm:/sys/power# root@am335x-evm:/sys/power# echo standby >state -sh: echo: write error: Invalid argument root@am335x-evm:/sys/power#
#3. 在 SK9.3用户指南中、删除了"电源管理"部分。 以下 POST 在 SDK9.3上工作、我检查了 SDK9.3 .config、 CONFIG_WKUP_M3_RPROC=m 和 CONFIG_WKUP_M3_IPC=m 是否默认设置。 然后从此线程应用了2个修补程序。
按如下所示生成 Linux GET 错误：
