Texas Instruments TMS320C645X - Manual (Page 184)

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5.82 Port Link Maintenance Response CSR n (SPn_LM_RESP)
SRIO Registers
Each of the four ports is supported by a register of this type.
Figure 138. Port Link Maintenance Response CSR n (SPn_LM_RESP)
31 30-16
RESP Reserved
ONSE
_VALI
D
R- R-0x00
0x00
LEGEND: R = Read only; -n = value after reset
15-10 9-5 4-0
Reserved ACKID_STATUS LINK_STATUS
R-0x00 R-0x00 R-0x00
LEGEND: R = Read only; -n = value after reset
Table 112. Port Link Maintenance Response CSR n (SPn_LM_RESP) Field Descriptions
Bit Field Value Description
31 RESPONSE_VAL If the link-request causes a link-response, this bit indicates that the link-response has been
ID received and the status fields are valid. If the link-request does not cause a link-response, this bit
indicates that the link-request has been transmitted. This bit automatically clears on read.
30-10 Reserved Reserved
9-5 ACKID_STATUS AckID status field from the link-response control symbol
4-0 LINK_STATUS Link status field from the link-response control symbol
Serial RapidIO (SRIO) 184 SPRU976 – March 2006
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