The GICR_IIDR characteristics are:
Provides information about the implementer and revision of the Redistributor.
This register is available in all configurations of the GIC. If the GIC implementation supports two Security states, this register is Common.
GICR_IIDR is a 32-bit register.
The GICR_IIDR bit assignments are:
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
ProductID | RES0 | Variant | Revision | Implementer |
An IMPLEMENTATION DEFINED product identifier.
Reserved, RES0.
An IMPLEMENTATION DEFINED variant number. Typically, this field is used to distinguish product variants, or major revisions of a product.
An IMPLEMENTATION DEFINED revision number. Typically, this field is used to distinguish minor revisions of a product.
Contains the JEP106 code of the company that implemented the Redistributor:
Component | Frame | Offset | Instance |
---|---|---|---|
GIC Redistributor | RD_base | 0x0004 | GICR_IIDR |
This interface is accessible as follows:
30/09/2020 15:07; ccead0cb9f089f9ceec50268e82aec9e71047211
Copyright © 2010-2020 Arm Limited or its affiliates. All rights reserved. This document is Non-Confidential.