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Microsoft Windows - BlockDev / IOS - VxD SERVICES

VxD = 0010h

Note: The desired VxD and service number are identified by the data immediately following the INT 20 instruction, as in: INT 20h DW service number DW VxD identifier

See Also: INT 2F/AX=1684h"DEVICE API" - INT 30"Windows" - #01265 - #01340

(Table 01278)
Values for BlockDev/IOS (VxD ID 0010h) service number:
0000h  get version
0001h  register device
0002h  find INT 13 drive
0003h  get device list
0004h  send command
0005h  command complete
0006h  synchronous command
0007h  "IOS_Register"
0008h  "IOS_Requestor_Service"
0009h  "IOS_Exclusive_Access"
000Ah  "IOS_Send_Next_Command"
000Bh  "IOS_Set_Async_Time_Out"
000Ch  "IOS_Signal_Semaphore_No_Switch"
000Dh  "IOSIdleStatus"
000Eh  "IOSMapIORSToI24"
000Fh  "IOSMapIORSToI21"
0010h  "PrintLog"

See Also: #01277 - #01279

Category: Windows - Int 20h - M

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