9 RAM Write Pointer High register, RWPHI

The RAM Write Pointer High register sets bits >= bit[32] of the write pointer that is used to write entries into the trace memory. Software must program it before enabling trace capture.

The RWPHI register characteristics are:

Attributes
Offset

0x003C

Type

Read-write

Reset

0x000-----

Width

32

The following figure shows the bit assignments.

Figure 9-376 RWPHI register bit assignments
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The following table shows the bit assignments.

Table 9-389 RWPHI register bit assignments

Bits Reset value Name Function
[31:20] 0b000000000000 RAZ/WI

Read-As-Zero, Writes Ignored.

[19:0] UNKNOWN RWPHI

RAM Write Pointer High. Bits [32] and above of the RAM write pointer.

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