The GITS_IIDR characteristics are:
Provides information about the implementer and revision of the ITS.
This register is available in all configurations of the GIC. If the GIC implementation supports two Security states, this register is Common.
GITS_IIDR is a 32-bit register.
The GITS_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 |
Product Identifier.
This field has an IMPLEMENTATION DEFINED value.
Access to this field is RO.
Reserved, RES0.
Variant number. Typically, this field is used to distinguish product variants, or major revisions of a product.
This field has an IMPLEMENTATION DEFINED value.
Access to this field is RO.
Revision number. Typically, this field is used to distinguish minor revisions of a product.
This field has an IMPLEMENTATION DEFINED value.
Access to this field is RO.
Contains the JEP106 code of the company that implemented the ITS:
Component | Offset | Instance |
---|---|---|
GIC ITS control | 0x0004 | GITS_IIDR |
This interface is accessible as follows:
30/03/2021 20:51; e3551d56dc294a4d55296a6c10544191ada08a8e
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