The A53SS module supports the following
features:
- Dual Core A53 Cluster
- Full ARM v8-A Architecture
Compliant
- AArch32 and AArch64 Execution
States
- All exception levels EL0-3
- A32 Instruction Set (Previously ARM
instruction set)
- T32 instruction set (previously Thumb
instruction set)
- A64 Instruction Set
- Advanced SIMD and Floating Point
Extensions (NEON)
- ARMv8 Cryptography Extensions
- ARMv8 Cryptography Extensions
- ARM GICv3 architecture
- In-order pipeline with symmetric
dual-issue of most instructions
- Harvard L1 with system MMU
- 32 KB Instruction Cache
- 32 KB Data Cache
- 256KB Shared L2 Cache
- Generic Timer(s)
- Debug
- 128-Bit VBUSM Initiator Interfaces (for
axi_r and axi_r channels)
- 128-Bit VBUSM Target Interface (for
Accelerator Coherency Port)
- 64-bit Grey-coded system input
time
- 48-bit Grey-coded debug input time
- 32-bit VBUSP Target Interface for
Debug
- Integrated PBIST Controller with
BISOR
For more information, see Dual-A53 MPU
Subsystem section in Processors and Accelerators chapter in the device TRM.