PC Card Window Attributes

Window attribute masks define memory or I/O window configurations. The following table shows the defined window attribute masks.

Attribute mask	Description
WIN_ATTR_IO_SPACE	1 = I/O window; 0 = memory window
WIN_ATTR_ATTRIBUTE	1 = attribute; 0 = common
WIN_ATTR_ENABLED	1 = window enabled; 0 = window disabled
WIN_ATTR_16BIT	1 = 16 bit; 0 = 8 bit
WIN_ATTR_PAGED	1 = size is 16 KB multiple
WIN_ATTR_SHARED	1 = shared memory request
WIN_ATTR_FIRST_SHARED	1 = first shared request
WIN_ATTR_OFFSETS_SIZED	Card offsets window sized
WIN_ATTR_ACCESS_SPEED_VALID	Causes window's access speed to change

Additional resources