SDK: ti-processor-sdk-linux-j7-evm-08_06_01_02
执行命令:./runltp -P j721e-evm -f ddt/usb_perf_raw
报错打印如下:

单独执行testusb.c生成的可执行文件testusb
执行命令:./testusb -D /dev/sda1
报错打印:

ioctl(fd,USBDEVFS_IOCTL,&wrapper)返回值小于0
疑问:ioctl命令是否支持USBDEVFS_IOCTL参数操作?
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SDK: ti-processor-sdk-linux-j7-evm-08_06_01_02
执行命令:./runltp -P j721e-evm -f ddt/usb_perf_raw
报错打印如下:

单独执行testusb.c生成的可执行文件testusb
执行命令:./testusb -D /dev/sda1
报错打印:

ioctl(fd,USBDEVFS_IOCTL,&wrapper)返回值小于0
疑问:ioctl命令是否支持USBDEVFS_IOCTL参数操作?
我们的工程师测试没有问题,他用的是Linux SDK9.0 ,您在新版本上尝试一下,请看下面帖子的回复。
https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1270304/tda4vm-failed-to-run-usb_perf_raw-and-usb_stress_io-in-ltp-ddt