INT 13H (0x13) Function 2FH (0x2F or 47) Force Immediate Incremental Flush 30H (0x30 or 48) Get Information 32H (0x32 or 50) Enable Caching For Specific Drive 33H (0x33 or 51) Disable Caching For Specific Drive (QuickCache II v4.20)

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INT 13H (0x13)

Function 2FH (0x2F or 47) --> Force Immediate Incremental Flush (QuickCache II v4.20)

Call with: AH = 2FH

Return: If Function Successful,
AX = 0000H

If Function Unsuccessful,
AX = Status

Comments:

If the function is successful the AX is 0000H, if unsuccessful AX returns the status.

 

INT 13H (0x13)

Function 30H (0x30 or 48) --> Get Information (QuickCache II v4.20)

Call with: AH = 30H
AL = Information Number (See Table in
Comments)
DS:DX = buffer for info

Return: If Function Successful,
AX = 0000H

If Function Unsuccessful,
AX = Status

Comments:

This Function is used to get the different type of information about system, specified by AL. If the function is successful the AX is 0000H, if unsuccessful AX returns the status. AX = 8000H indicates the invalid Information specifier. Information numbers to be specified to AL, have been listed in the following table:

Value

Description

00H

System information

01H

Drive information

02H

Access frequency (Array of 30 words)

03H

Drive Index (Array of 32 bytes indicating BIOS drive for DOS drive)


INT 13H (0x13)

Function 31H (0x31 or 49) --> Reserve Memory (QuickCache II v4.20)

Call with: AH = 31H
BX = Number of paragraphs of
conventional memory to reserve for
Applications.

Return: If Function Successful,
AX = 0000H

If Function Unsuccessful,
AX = Status

Comments:

This Function is used to reserve the memory for applications. If the function is successful the AX is 0000H, if unsuccessful AX returns the status.

 

INT 13H (0x13)

Function 32H (0x32 or 50) --> Enable Caching For Specific Drive(QuickCache II v4.20)

Call with: AH = 32H
AL = drive number

Return: If Function Successful,
AX = 0000H

If Function Unsuccessful,
AX = Status

Comments:

This Function is used to enable caching for specific drive. For example, call Function with AL = 00H for A: and so on. If the function is successful the AX is 0000H, if unsuccessful AX returns the status.

 

INT 13H (0x13)

Function 33H (0x33 or 51) --> Disable Caching For Specific Drive (QuickCache II v4.20)

Call with: AH = 33H
AL = drive number

Return: If Function Successful,
AX = 0000H

If Function Unsuccessful,
AX = Status

Comments:

This Function is used to disable caching for specific drive. For example, call Function with AL = 00H for A: and so on. If the function is successful the AX is 0000H, if unsuccessful AX returns the status.

Sample Chapters from book DATA RECOVERY WITH AND WITHOUT PROGRAMMING by Author Tarun Tyagi
Data Recovery with & without Programming


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ISBN
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BPB Publications, New Delhi, India
540
81-7656-922-4
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