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Arm Cortex-A55 Core Technical Reference Manual : TRCCLAIMSET, Claim Tag Set Register

TRCCLAIMSET, Claim Tag Set Register

The TRCCLAIMSET sets bits in the claim tag and determines the number of claim tag bits implemented.

Bit field descriptions

Figure D8-14 TRCCLAIMSET bit assignments


RES0, [31:4]
res0Reserved.
SET, [3:0]

On reads, for each bit:

0Claim tag bit is not implemented.
1Claim tag bit is implemented.

On writes, for each bit:

0Has no effect.
1Sets the relevant bit of the claim tag.

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 TRCCLAIMSET can be accessed through the external debug interface, offset 0xFA0.

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