MPC8540 datasheet(970/1302 Pages) FREESCALE

970 / 1302 page

MPC8540 PowerQUICC III Integrated Host Processor Reference Manual, Rev. 1

17-46

Freescale Semiconductor

RapidIO Interface

IRFE

Illegal request fields

0 Request packet fields OK

1 Illegal combinations of fields in the request packet. (Bit reset, write-one-to-clear)

URDE

Unexpected request data

0 Request data OK

1 Read type with a data payload. (Bit reset, write-one-to-clear).

URE

Unsupported request

0 Packet format type OK

1 Unsupported packet format type or transport type. (Bit reset, write-one-to-clear)

URSE

Unexpected request size

0 Packet data size OK

1 Packet data is not expected size with respect to the packet size bits (it reset, write-one-to-clear)

IWRE

Illegal write request

0 Write request OK

1 Write type with no data payload. (Bit reset, write-one-to-clear)

IRSFE

Illegal response fields

0 Response packet OK

1 Illegal combinations of fields in the response packet. (Bit reset, write-one-to-clear)

IRTE

Illegal response type

0 Response type OK

1 Illegal response for a given request type. (Bit reset, write-one-to-clear)

BRRE

Bad read response

0 Read response OK

1 Read data response with no data payload. (Bit reset, write-one-to-clear)

BWRE

Bad write response

0 Write response OK

1 Write response with a data payload. (Bit reset, write-one-to-clear)

URSSE Unexpected response data size

0 Response packet size OK

1 Response packet data is not expected size. (Bit reset, write-one-to-clear)

URESE Unsolicited response without data

0 No response without data condition

1 A response without data is received if there exists no outstanding request matching that TID. (Bit

reset, write-one-to-clear).

URSDE Unsolicited response with data

0 No unsolicited response with data condition

1 A response with data is received if there exists no outstanding request matching that TID. (Bit reset,

write-one-to-clear)

MERE

Message error response

0 No message error response

1 Received a response of type error for an outbound message packet. (Bit reset, write-one-to-clear)

MDFE

Message descriptor fetch error

0 No message descriptor fetch error

1 A message descriptor fetch from local memory results in an error. (Bit reset, write-one-to-clear)

Table 17-41. PNFEDR Field Descriptions (continued)

Bits

Name

Description

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