Intel 815 manual DSLRADD-Destination Scan Line Read Address

Models: 815

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Intel® 815 Chipset: Graphics Controller PRM, Rev 1.0

R

12.3.23. D_SLRADD—Destination Scan Line Read Address

Memory Offset Address:

4007Ch

Default:

 

None

Attributes:

 

RO; DWord accessible

31

26

25

0

 

 

 

Reserved. Must

 

Destination Scan Line Read Address Bits [25:0]

 

 

 

 

be Zero

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit

 

 

Descriptions

 

 

 

31:26

Reserved. Must be Zero. The maximum GC Graphics address is 64 MBs.

 

 

 

25:0

Destination Address. These 26 bits specify the scan line address of the destination data being read.

This is a working register.

NOTES: This is a working register. If this register is read while the BLT Engine is busy, the contents are unpredictable.

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Page 203
Image 203
Intel 815 manual DSLRADD-Destination Scan Line Read Address