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EDCIDR1, External Debug Component Identification Register 1

The EDCIDR1 provides information to identify an external debug component.

Bit field descriptions

The EDCIDR1 is a 32-bit register.

Figure D3-2 EDCIDR1 bit assignments

RES0, [31:8]
CLASS, [7:4]
0x9Debug component.
PRMBL_1, [3:0]

Bit fields and details not provided in this description are architecturally defined. See the Arm® Architecture Reference Manual Armv8, for Armv8-A architecture profile.

The EDCIDR1 can be accessed through the external debug interface, offset 0xFF4.