2.4.1. Jazelle Identity Register

The Jazelle Identity Register enables software to determine the implementation of the Jazelle Extension provided by the processor.

The Jazelle Identity Register is:

Figure 2.4 shows the bit arrangement of the Jazelle Identity Register.

Figure 2.4. Jazelle Identity Register format


Table 2.4 shows how the bit values correspond with the Jazelle Identity Register.

Table 2.4. Jazelle Identity Register bit functions

BitsFieldFunction
[31:0]-Read-As-Zero (RAZ)

To access this register, read CP14 with:

MRC p14, 7, <Rd>, c0, c0, 0 ; Read Jazelle Identity Register
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