7.1.7. Cross Trigger Interface

The Cortex-M23 processor implements a CTI that enables the debug logic and the ETM to interact with each other and with other CoreSight components.

CTI CoreSight identification

Table 7.6 shows the CTI identification registers and values for debugger detection.

Table 7.6. CTI identification values

AddressRegisterValueDescription
0xE0042FD0Peripheral ID40x00000004See the ARM® CoreSight™ SoC-400 Technical Reference Manual.
0xE0042FE0Peripheral ID00x00000020
0xE0042FE4Peripheral ID10x000000BD
0xE0042FE8Peripheral ID20x0000000B
0xE0042FECPeripheral ID30x00000000
0xE0042FF0Component ID00x0000000D
0xE0042FF4Component ID10x00000090
0xE0042FF8Component ID20x00000005
0xE0042FFCComponent ID30x000000B1

See the ARM® CoreSight™ SoC-400 Technical Reference Manual for more information about the CTI CoreSight identification registers, and their addresses and access types.

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