USB 2.0 EA test

Our company has an EA test. But we can’t get any USB2.0 signal by following your application note which i attacted below. Can you make sure the step is ok?
Jetson_AGX_Orin_Series_Tuning_Compliance_Guide_DA-11040-001_v0.7(1).pdf (1.8 MB)
We need help.

root@lcfc-desktop:/sys/devices/platform/3610000.xhci/usb2/of_node# busybox devmem 0x03610460 32 0x000000A0
root@lcfc-desktop:/sys/devices/platform/3610000.xhci/usb2/of_node# busybox devmem 0x03610020 32 0x0000080C
root@lcfc-desktop:/sys/devices/platform/3610000.xhci/usb2/of_node# busybox devmem 0x03610464 32 0x40000000
root@lcfc-desktop:/sys/devices/platform/3610000.xhci/usb2/of_node# busybox devmem 0x03520088
0x06CC88D1
root@lcfc-desktop:/sys/devices/platform/3610000.xhci/usb2/of_node# busybox devmem 0x03520088 32 0x02[ 559.608162] tegra-xusb 3610000.xhci: xHCI host not responding to stop endpoint command.
[ 559.616490] tegra-xusb 3610000.xhci: USBSTS: HCHalted
[ 559.621725] tegra-xusb 3610000.xhci: xHCI host controller not responding, assume dead
[ 559.629835] tegra-xusb 3610000.xhci: HC died; cleaning up