Texas Instruments TMS320C645x manual LSUn Control Register 6 LSUnREG6, Completioncode BSY

Models: TMS320C645x

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SRIO Registers

5.47LSUn Control Register 6 (LSUn_REG6)

There are four of these registers, one for each LSU.

Figure 103. LSUn Control Register 6 (LSUn_REG6)

 

31-16

 

 

Reserved

 

 

R-0x00

 

LEGEND: R = Read only; -n= value after reset

 

 

15-5

4-1

0

Reserved

COMPLETION_CODE

BSY

R-0x00

R-0x00

R-

 

 

0x00

LEGEND: R = Read only; -n= value after reset

Table 77. LSUn Control Register 6 (LSUn_REG6) Field Descriptions

Bit

Field

Value

Description

31-5

Reserved

 

Reserved

4-1

COMPLETION_C

 

Indicates the status of the pending command.

 

ODE

 

 

 

 

000b

Transaction complete, No Errors (Posted/Non-posted)

 

 

001b

Transaction Timeout occurred on Non-posted transaction

 

 

010 b

Transaction complete, Packet not sent due to flow control blockade (Xoff)

 

 

011b

Transaction complete, Non-posted response packet (type 8 and 13) contained ERROR status, or

 

 

 

response payload length was in error

 

 

100b

Transaction complete, Packet not sent due to unsupported transaction type or invalid programming

 

 

 

encoding for one or more LSU register fields

 

 

101b

DMA data transfer error

 

 

110b

"Retry" DOORBELL response received, or Atomic Test-and-swap was not allowed (semaphore in

 

 

 

use)

 

 

111b

Transaction complete, Packet not sent due to unavailable outbound credit at given priority

0

BSY

 

Indicates status of the command registers.

 

 

0b

Command registers are available(writable) for next set of transfer descriptors

 

 

1b

Command registers are busy with current transfer

148

Serial RapidIO (SRIO)

SPRU976 –March 2006

 

 

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Page 148
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Texas Instruments TMS320C645x manual LSUn Control Register 6 LSUnREG6 Field Descriptions, Completioncode BSY