Ethernet Subsystem Registers
14.5.9.3 CONTROL Register (offset = 8h) [reset = 0h]
CONTROL is shown in
and described in
.
SUBSYSTEM CONTROL REGISTER
Figure 14-199. CONTROL Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
Reserved
R-0h
7
6
5
4
3
2
1
0
Reserved
MMR_STDBYMODE
MMR_IDLEMODE
R-0h
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 14-217. CONTROL Register Field Descriptions
Bit
Field
Type
Reset
Description
31-4
Reserved
R
0h
3-2
MMR_STDBYMODE
R/W
0h
Configuration of the local initiator state management mode.
By definition, initiator may generate read/write transaction as long as
it is out of STANDBY state.
0x0 = Force-standby mode : Local initiator is unconditionally placed
in standbystate.
0x1 = No-standby mode : Local initiator is unconditionally placed out
of standby state.
0x2 = Reserved : Reserved.
0x3 = Reserved : Reserved.
1-0
MMR_IDLEMODE
R/W
0h
Configuration of the local initiator state management mode.
By definition, initiator may generate read/write transaction as long as
it is out of IDLE state.
0x0 = Force-idle mode : Local initiator is unconditionally placed in
idle state.
0x1 = No-idle mode : Local initiator is unconditionally placed out of
idle state.
0x2 = Reserved : Reserved.
0x3 = Reserved : Reserved.
1441
SPRUH73H – October 2011 – Revised April 2013
Ethernet Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated