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Bitfields for Card Services Request Window attributes

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Bit Description

0

I/O window instead of memory window

1

attribute memory instead of normal memory (16-bit PC Cards only)

2

window enabled

3

16-bit data path instead of 8-bit path (16-bit PC Cards only, v2.10+) (ignored if bit 9 set)

4

size is given in 16K pages (invalid for CardBus PC Cards)

5

shared (invalid for CardBus)

6

first shared (invalid for CardBus)

7

"CS_BindingSpecific" (memory window only)

8

card offsets are window-size granular (16-bit PC Card memory window)

9

32-bit data path (CardBus only)

10

reserved (0)

12 - 11

prefetch/cache 00 neither prefetchable nor cacheable 01 prefetchable but not cacheable 10 prefetchable and cachable 11 reserved

15 - 13

decoded base address register number (CardBus only)

See Also:

#00720,#00722