TRCIDR9, ID Register 9
The TRCIDR9 returns the number of P0 right-hand keys that the trace unit can use.
Bit field descriptions
The TRCIDR9 is a 32-bit register.
Figure D8-34 TRCIDR9 bit assignments
- NUMP0KEY, [31:0]
The number of P0 right-hand keys that the trace unit can use.
Number of P0 right-hand keys.
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 TRCIDR9 can be accessed through the external debug interface, offset