Read IPI Message - 2023.1 English

Zynq UltraScale+ MPSoC Software Developer Guide (UG1137)

Document ID
UG1137
Release Date
2023-08-04
Version
2023.1 English

XPfw_IpiReadMessage() is used to read the IPI message received when IPI interrupt comes. This function internally calls the IPI driver read API with buffer type as Message buffer.

Parameters

Table 1. Read IPI Message
Parameter Description
SrcCpuMask Source IPI ID to read the IPI message
MsgPtr Message Pointer
MsgLen Message Length

Return

XST_SUCCESS: If IPI message is read successfully.

XST_FAILURE: If message fails.