ACE Master Interface - 5.0 English

The ACE master interface is compliant to the ACE interface specification. The interface includes the following features:

• Only 128-bit data widths
• Generates the following ACE burst types and sizes
  • 2 - 16 beats for WRAP bursts
  • 1 - 64 beats for INCR burst
• ACE user signals are not provided
• Two thread IDs are used, one for data transactions and one for DVM
• Any DVM message can be inserted through the control interface
• Memory or Synchronization barriers
• AR channel can generate the following types of data accesses
  • ReadOnce, ReadShared, ReadUnique, CleanUnique, CleanInvalid and MakeInvalid
• AW channel can generate the following types of data accesses
  • WriteBack and WriteUnique
• All snoop transactions are supported on the AC channel
• An internal exclusive monitor is included to track exclusive transactions