Allwinner A20 - Page 487

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 487 / 812
Offset: 0x24
Register Name: DEFE_BUF_ADDR1_REG
Bit
Read/
Write
Default/He
x
Description
to generating output frame.
In non-tile-based type:
The address is the start address of the first line.
5.3.4.8. DEFE_BUF_ADDR2_REG
Offset: 0x28
Register Name: DEFE_BUF_ADDR2_REG
Bit
Read/
Write
Default/He
x
Description
31:0
R/W
0x0
BUF_ADDR
DEFE frame buffer address
In tile-based type:
The address is the start address of the line in the first tile used
to generating output frame.
In non- tile-based type:
The address is the start address of the first line.
5.3.4.9. DEFE_FIELD_CTRL_REG
Offset: 0x2C
Register Name: DEFE_FIELD_CTRL_REG
Bit
Read/
Write
Default/He
x
Description
31:13
/
/
/
12
R/W
0x0
FIELD_LOOP_MOD
Field loop mode
0:the last field; 1:the full frame
11
/
/
/
10:8
R/W
0x0
VALID_FIELD_CNT
Valid field counter bit
the valid value = this value + 1
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