6.4.5 Data checks

This section describes the data checks performed by the protocol checker.

Table 6-6 Data checks performed by the protocol checker

Bus types Description of check AMBA® APB Protocol Specification AMBA 3 AHB-Lite Protocol Specification AMBA 4 AXI and ACE Protocol Specification
All Transaction data length is greater than or equal to the beat size times the burst length. - - -
APB, AHB, AXI4-Lite All transactions must have a NULL byte enable pointer. Section 2.1 AMBA® APB signals Section 2.2 Master signals Section B1.1.1 Signal list
AXI3, AXI4, ACE-Lite Read transactions must have a NULL byte enable pointer. - - Section A2.6 Read data channel signals
AXI3, AXI4, ACE-Lite The byte enable length is a multiple of the transfer size for a write transaction. - - -
AHB, AXI3, AXI4, ACE-Lite The streaming width is equal to the beat size for transactions with burst type FIXED. - - -
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