通过ipmi sol activate方式登陆服务器的虚拟串口ttyS0, 服务器上部署的基于linux内核开发的一个产品
修改linux cmdline启动参数为console=ttyS0,115200n8后，可以在虚拟串口中看到系统启动过程的打印输出，但是键盘设备无法输入
如果服务器安装的centOS的话，输入输出可正常使用，已对比两者的内核配置项.config，使得两者的配置项尽量一致。
会是什么原因导致键盘无法输入的呢
对比两者启动打印中键盘设备信息：
centOS:
input: American Megatrends Inc. Virtual Keyboard and Mouse as /devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.0/input/input2
[ 6.427233] hid-generic 0003:046B:FF10.0001: input,hidraw0: USB HID v1.10 Keyboard [American Megatrends Inc. Virtual Keyboard and Mouse] on usb-0000:00:14.0-1.4/input0
[ 6.428695] input: American Megatrends Inc. Virtual Keyboard and Mouse as /devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.1/input/input3
[ 6.428818] hid-generic 0003:046B:FF10.0002: input,hidraw1: USB HID v1.10 Mouse [American Megatrends Inc. Virtual Keyboard and Mouse] on usb-0000:00:14.0-1.4/input1
我们的OS产品：
[ 14.970000] input: American Megatrends Inc. Virtual Keyboard and Mouse as /devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.0/0003:046B:FF10.0001/input/input0
[ 14.986000] hid-generic 0003:046B:FF10.0001: input,hidraw0: USB HID v1.10 Keyboard [American Megatrends Inc. Virtual Keyboard and Mouse] on usb-0000:00:14.0-1.4/input0
[ 15.004000] input: American Megatrends Inc. Virtual Keyboard and Mouse as /devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.1/0003:046B:FF10.0002/input/input1
[ 15.020000] hid-generic 0003:046B:FF10.0002: input,hidraw1: USB HID v1.10 Mouse [American Megatrends Inc. Virtual Keyboard and Mouse] on usb-0000:00:14.0-1.4/input1
请专家大神路过帮忙指点一下~
您好，这个问题解决了么