Intel® Quartus® Prime Pro Edition User Guide: Scripting

ID 683432
Date 12/13/2021

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Document Table of Contents report_clock_fmax_summary (::quartus::sta)

The following table displays information for the report_clock_fmax_summary Tcl command:

Tcl Package and Version

Belongs to ::quartus::sta

Syntax report_clock_fmax_summary [-h | -help] [-long_help] [-append] [-file <name> ] [-panel_name <name> ] [-split_by_corner] [-stdout]
Arguments -h | -help Short help
-long_help Long help with examples and possible return values
-append If output is sent to a file, this option appends the result to that file. Otherwise, the file will be overwritten. This option is not supported for HTML files.
-file <name> Sends the results to an ASCII or HTML file. Depending on the extension
-panel_name <name> Sends the results to the panel and specifies the name of the new panel
-split_by_corner When set, running this command with the -panel option will create a folder containing versions of this report for selected multiple operating conditions. This option has no effect when used with the -stdout or -file options.
-stdout Send output to stdout, via messages. You only need to use this option if you have selected another output format, such as a file, and would also like to receive messages.

Reports potential fmax for every clock in the design, regardless of
the user-specified clock periods. Fmax is only computed for paths
where the source and destination registers or ports are driven by the
same clock. Paths of different clocks, including generated clocks, are
ignored. For paths between a clock and its inversion, fmax is computed
as if the rising and falling edges of the clock are scaled along with
fmax, such that the duty cycle (in te