Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/07/2025
Public

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Ixiasoft

Document Table of Contents

15.5.6.5. CoreSight* Debug and Trace Clocks

The following table lists all the CoreSight* debug and trace clocks.

Table 439.   CoreSight* Debug and Trace Clocks
Clock Name Source Destination Description
dap_tck External JTAG host CoreSight* DAP SWJ-DP JTAG TCK, Up to 60 MHz
cs_at_clk Clock Manager All CoreSight Trace blocks that move trace packets on the ATB, and the Timestamp components.

Trace Clock,

CoreSight Trace Timestamp Clock

Up to 400 MHz during operation

cs_pdbg_clk Clock Manager All CoreSight Debug and Trace blocks with an APB Peripheral Bus.

APB Clock,

Up to 200 MHz during operation

cs_trace_clk Clock Manager CoreSight Trace Port Interface Unit

Port Clock. This is independent and defaults to a low frequency (25 MHz) for lower speed debuggers.

Up to 400 MHz during operation

TPIU_TRACECLK CoreSight TPIU TPIU trace clock output.

TPIU generates this clock by dividing cs_trace_clk by 2

Supported frequency:

200/100/50/25 MHz