This function returns the adapter cache status for the specified device.

Input Parameter Structure

Field

Length
Device Handle
WORD

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FUNCTION CATEGORY : 80h
FUNCTION CODE     : 4Fh

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This function requires a device handle to be passed in the request. The device must be allocated by the device-class driver before calling this function. The function category and function code must be set up as shown above.

┌──────────────────────────────┬──────────────────────────────┐
│Field Name                    │Length                        │
├──────────────────────────────┼──────────────────────────────┤
│Adapter Cache Status          │BYTE                          │
└──────────────────────────────┴──────────────────────────────┘

──────────────────────────────────────────────────────────────────────────

Adapter Cache Status : 00H  Enabled
                       01H  Disabled

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