DevHelp SendEvent

This service is called by a physical device driver to indicate the occurrence of an event.

C
USHORT APIENTRY DevHelp_SendEvent( USHORT EventType,                                  USHORT Parm );

Assembler
 MOV  AH,event                ; Event being signalled MOV  BX,argument             ; Parameter for the event being signalled MOV  DL,DevHlp_SendEvent

CALL [Device_Help] 

C

 * EventType (USHORT): Event number being signalled.
 * Parm (USHORT): The argument for the event being signalled.

Assembler
 MOV  AH,event                ; Event being signalled MOV  BX,argument             ; Parameter for the event being signalled 

C
Success Indicator: Clear if successful.

Possible errors: Carry flag set if error sending signal.

Assembler
 'C' Clear if successful.

'C' Set if error sending signal. 

Remarks
The events are defined in the following manner:

C

 * 1) include "dhcalls.h"

USHORT APIENTRY DevHelp_SendEvent( USHORT EventType,                                  USHORT Parm ); 