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Section 5.62 – Texas Instruments TMS320C645X User Manual

Page 164

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5.62

Mailbox-to-Queue Mapping Register Hn (RXU_MAP_Hn)

SRIO Registers

Figure 118. Mailbox-to-Queue Mapping Register Hn (RXU_MAP_Hn)

31-16

Reserved

R-0x00

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

15-10

9-8

7-6

5-2

1

0

Reserved

TT

Reserved

QUEUE_ID

PROM

SEGM

ISCUO

ENT_

US

MAPPI

NG

R-0x00

RW-0x01

R-0x00

RW-0x00

RW-

RW-

0x00

0x00

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

Table 92. Mailbox-to-Queue Mapping Register Hn (RXU_MAP_Hn) Field Descriptions

Bit

Field

Value

Description

31-10

Reserved

Reserved

9-8

TT

Transport type

0b

Matches the 8 LSB of the source ID

1b

Matches the full 16 bits of the source ID

7-6

Reserved

Reserved

5-2

QUEUE_ID

Corresponding queue 0 to queue 15

1

PROMISCUOUS

Promiscuous =1, full access to the queue for any source ID

0b

Promiscuous bit enabled

1b

Promiscuous bit disabled

0

SEGMENT_MAP

Segment mapping

PING

0b

Single segment: all six bits of mailbox valid

1b

Multi segment: only 2 LSBs of mailbox valid

Serial RapidIO (SRIO)

164

SPRU976 – March 2006

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