Mailbox
17.1.5 MAILBOX Registers
lists the memory-mapped registers for the MAILBOX. All register offset addresses not listed in
should be considered as reserved locations and the register contents should not be modified.
Table 17-14. MAILBOX REGISTERS
Offset
Acronym
Register Name
Section
0h
REVISION
This register contains the IP revision code
10h
SYSCONFIG
This register controls the various parameters of the OCP
interface
40h
MESSAGE_0
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
44h
MESSAGE_1
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
48h
MESSAGE_2
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
4Ch
MESSAGE_3
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
50h
MESSAGE_4
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
54h
MESSAGE_5
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
58h
MESSAGE_6
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
5Ch
MESSAGE_7
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
80h
FIFOSTATUS_0
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
84h
FIFOSTATUS_1
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
88h
FIFOSTATUS_2
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
8Ch
FIFOSTATUS_3
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
90h
FIFOSTATUS_4
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
94h
FIFOSTATUS_5
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
98h
FIFOSTATUS_6
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
9Ch
FIFOSTATUS_7
The message register stores the next to be read
message of the mailbox.
Reads remove the message from the FIFO queue
C0h
MSGSTATUS_0
The message status register has the status of the
messages in the mailbox
C4h
MSGSTATUS_1
The message status register has the status of the
messages in the mailbox
3245
SPRUH73H – October 2011 – Revised April 2013
Interprocessor Communication
Copyright © 2011–2013, Texas Instruments Incorporated