CoreLink TrustZone Address Space Controller TZC-380 Technical Reference ManualRevision: r0p1
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3.2.10. Fail ID Register

The fail_id Register characteristics are:

Purpose

Returns the master AXI ID of the first access that failed a region permission, after the interrupt was cleared.

Usage constraints

There are no usage constraints.

Configurations

Available in all configurations of the TZASC.

Attributes

See the register summary in Table 3.1.

Figure 3.10 shows the fail_id Register bit assignments.

Figure 3.10. fail_id Register bit assignments

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Table 3.10 shows the fail_id Register bit assignments.

Table 3.10. fail_id Register bit assignments

BitsNameFunction
[31:n+1] [a]-Reserved, SBZ
[n:0] [a]idReturns the master AXI ID of the first access to fail a region permission check after the interrupt was cleared

[a] The value of n = AID_WIDTH-1.


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