EMIF
7.3.5.15 INT_CONFIG Register (offset = 54h) [reset = 0h]
Interface Configuration Register
Interface Configuration Register is shown in
and described in
Figure 7-105. Interface Configuration Register
31
30
29
28
27
26
25
24
Reserved
R-0
23
22
21
20
19
18
17
16
REG_COS_COUNT_1
R/W-FF
15
14
13
12
11
10
9
8
REG_COS_COUNT_2
R/W-FF
7
6
5
4
3
2
1
0
REG_PR_OLD_COUNT
R/W-FF
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 7-125. Interface Configuration Register Field Descriptions
Bit
Field
Type
Reset
Description
31-24
Reserved
R
R
Reserved for future use.
23-16
REG_COS_COUNT_1
R/W
0xFF
Priority Raise Counter for class of service 1.
Number of m_clk cycles after which the EMIF momentarily raises the
priority of the class of service 1 commands in the Command FIFO.
A value of N will be equal to N x 16 clocks.
15-8
REG_COS_COUNT_2
R/W
0xFF
Priority Raise Counter for class of service 2.
Number of m_clk cycles after which the EMIF momentarily raises the
priority of the class of service 2 commands in the Command FIFO.
A value of N will be equal to N x 16 clocks.
7-0
REG_PR_OLD_COUNT
R/W
0xFF
Priority Raise Old Counter.
Number of m_clk cycles after which the EMIF momentarily raises the
priority of the oldest command in the OCP Command FIFO.
A value of N will be equal to N x 16 clocks.
440
Memory Subsystem
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated