Documentation/misc-devices/dw-xdata-pcie.rst

1 .. SPDX-License-Identifier: GPL-2.0
4 Driver for Synopsys DesignWare PCIe traffic generator (also known as xData)
8 Synopsys DesignWare PCIe prototype solution
17 -----------
19 This driver should be used as a host-side (Root Complex) driver and Synopsys
20 DesignWare prototype that includes this IP.
22 The dw-xdata-pcie driver can be used to enable/disable PCIe traffic
24 PCIe link performance analysis.
31 -------
33 Write TLPs traffic generation - Root Complex to Endpoint direction
38  # echo 1 > /sys/class/misc/dw-xdata-pcie.0/write
42  # cat /sys/class/misc/dw-xdata-pcie.0/write
47  # echo 0 > /sys/class/misc/dw-xdata-pcie.0/write
49 Read TLPs traffic generation - Endpoint to Root Complex direction
54  # echo 1 > /sys/class/misc/dw-xdata-pcie.0/read
58  # cat /sys/class/misc/dw-xdata-pcie.0/read
63  # echo 0 > /sys/class/misc/dw-xdata-pcie.0/read