Texas Instruments TMS320TCI648x User Manual

Page 220

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SRIO Registers

Table 159. Port Error Detect CSR n (SPn_ERR_DET) Field Descriptions (continued)

Bit

Field

Value

Description

20

RCVD_PKT_NOT_ACCPT

Packet-not-accepted control symbol

0

The port did not receive a packet-not-accepted acknowledge control
symbol.

1

The port received a packet-not-accepted acknowledge control symbol.

19

PKT_UNEXPECTED_ACKID

Unexpected ackID in packet

0

The port did not receive a packet with unexpected/out-of-sequence
ackID.

1

The port received a packet with unexpected/out-of-sequence ackID.

18

RCVD_PKT_WITH_BAD_CRC

Bad CRC in packet

0

The port did not receive a packet with a bad CRC value.

1

The port received a packet with a bad CRC value.

17

RCVD_PKT_OVER_276B

Oversize packet

0

The port did not receive packet that exceeds the maximum allowed
size.

1

The port received packet that exceeds the maximum allowed size.

16–6

Reserved

0

These read-only bits return 0s when read.

5

NON_OUTSTANDING_ACKID

Non-outstanding ackID

0

The port did not receive a link response with a non-outstanding ackID.

1

The port received a link response with an ackID that is not outstanding.
The capture registers do not have valid information during this error
detection.

4

PROTOCOL_ERROR

Protocol error

0

The port did not receive an unexpected packet or control symbol.

1

The port received an unexpected packet or control symbol.

3

Reserved

0

This read-only bit returns 0 when read.

2

DELINEATION_ERROR

Delineation error

0

The port did not detect a delineation error.

1

The port detected a delineation error. The port received an unaligned
/SC/ or /PD/ or undefined code-group. The capture registers do not
have valid information during this error detection.

1

UNSOLICITED_ACK_CNTL_SYM

Unsolicited acknowledge control symbol

0

The port did not receive an unexpected acknowledge control symbol.

1

The port received an unexpected acknowledge control symbol.

0

LINK_TIMEOUT

Link timeout

0

The port did not experience a link timeout.

1

The port experienced a link timeout. The port did not receive an
acknowledge or link-response control symbol within the specified
time-out interval. The capture registers do not have valid information
during this error detection.

Serial RapidIO (SRIO)

220

SPRUE13A – September 2006

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