IBM PPC440X5 Manual do Utilizador descarregar pdf (Página 483)

100

101

DNV0–DNV3

Data Cache Normal Victim 0–3

Preliminary PPC440x5 CPU Core User’s Manual

regsumm440core.fm.

September 12, 2002 Page 483 of 589

DNV0–DNV3

SPR 0x390–0x393 Supervisor R/W

See Cache Line Replacement Policy on page 96.

Figure 10-18. Data Cache Normal Victim Registers (DNV0–DNV3)

0:7 VNDXA

Victim Index A (for cache lines with EA[25:26] =

0b00)

For all victim index fields, the number of bits used

to select the cache way for replacement depends

on the implemented cache size. See Table 4-3, on

page -98

for more information.

8:15 VNDXB

Victim Index B (for cache lines with EA[25:26] =

0b01)

16:23 VNDXC

Victim Index C (for cache lines with EA[25:26] =

0b10)

24:31

VNDXD

Victim Index D (for cache lines with EA[25:26] =

0b11)

0 7 8 1516 2324 31

VNDXA

VNDXC

VNDXB

VNDXD

1 2 ... 478 479 480 481 482 483 484 485 486 487 488 ... 589 590

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IBM PPC440X5 Manual do Utilizador Página 483

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