manufacturer of a particular device for references.
The utility uses values set in PCIe Base Spec Rev. 5.0 Section 8.4.2 as the default eye width and height
-minimum references. Recommended values were taken from
+minimum references. Recommended values were taken from
the PCIe Architecture PHY Test Spec Rev 5.0 (Transmitter Electrical Compliance).
Reference grading values currently used by the utility are presented in the table below:
calculate EW or EH as a double one side result.
If info for specific device is available, you can configure grading criteria
-and tweak utility behavior in one-side only cases for your device using
+and tweak utility behavior in one-side only cases for your device using
.I -g
link specific option (see below).
.SH HARDWARE QUIRKS SUPPORT
Thanks to testing or directly from the manufacturer's documentation, we know that
-some devices require special treatment during the margining.
+some devices require special treatment during the margining.
Utility detects such devices based on their Vendor ID - Device ID pair.
Right now the list of special devices is hardcoded in
.I margin_hw
for each successfully tested receiver.
.TP
.BI -d " <time>"
-Specify dwell time in seconds for the margining step.
+Specify dwell time in seconds for the margining step.
.br
Default: 1 s
.SS Margining Link specific options
.I f
is for situations when port doesn't support two side independent
margining. In such cases by default utility will calculate EW or EH as a
-double one side result. You can add
+double one side result. You can add
.I f
flag for
.I -g