Intel 80960HD User Manual

Page 79

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80960HA/HD/HT

Datasheet

79

Figure 55. A Summary of Aligned and Unaligned Transfers for 32-Bit Regions (Continued)

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4

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Triple-Word
Load/Store

Quad-Word
Load/Store

Word, Word,
Word Requests

Requests

4 Word
Requests

Byte Offset

Word Offset

One Three-Word
Request (Aligned)

Trey, Byte, Trey, Byte,
Trey, Byte Requests

Short, Short, Short Requests

Short, Short, Short, Short

Byte, Trey, Byte, Trey, Byte, Trey Requests

Word, Word,
Word Requests

One Four-Word
Request (Aligned)

Trey, Byte, Trey, Byte, Trey, Byte
Trey, Byte Requests

8 Short Requests

Byte, Trey, Byte, Trey,
Byte, Trey, Byte, Trey, Requests

Requests

Word,
Word

Word,

4 Word

NOTES:

1. All requests that are less than a word in size and are cacheable will be promoted to a word to be cached. This causes

adjacent requests to occur for full words to the same address.

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