interrupt.c File Reference

#include <sndblst.h>

Include dependency graph for interrupt.c:

Go to the source code of this file.

Functions
BOOLEAN	CheckIrq (PDEVICE_OBJECT DeviceObject)
BOOLEAN NTAPI	ServiceSoundBlasterInterrupt (IN PKINTERRUPT Interrupt, IN PVOID Context)
NTSTATUS	EnableIrq (PDEVICE_OBJECT DeviceObject)

Function Documentation

CheckIrq()

BOOLEAN CheckIrq

(

PDEVICE_OBJECT

DeviceObject

)

Definition at line 7 of file interrupt.c.

{
/*    PSOUND_BLASTER_PARAMETERS parameters = DeviceObject->DriverExtension;*/
 
    /* TODO */
 
    return TRUE;
}

EnableIrq()

NTSTATUS EnableIrq

(

PDEVICE_OBJECT

DeviceObject

)

Definition at line 27 of file interrupt.c.

{
    PSOUND_BLASTER_PARAMETERS parameters = DeviceObject->DeviceExtension;
    ULONG vector;
    KIRQL irq_level;
    KAFFINITY affinity;
    NTSTATUS status = STATUS_SUCCESS;
 
    vector = HalGetInterruptVector(Isa,
                                   0,
                                   parameters->irq,
                                   parameters->irq,
                                   &irq_level,
                                   &affinity);
 
    DPRINT("Vector is 0x%x\n", vector);
 
    status = IoConnectInterrupt(&parameters->interrupt,
                                ServiceSoundBlasterInterrupt,
                                DeviceObject,
                                (PKSPIN_LOCK) NULL,
                                vector,
                                irq_level,
                                irq_level,
                                Latched, /* Latched / LevelSensitive */
                                FALSE,  /* shareable */
                                affinity,
                                FALSE);
 
    if ( status == STATUS_INVALID_PARAMETER )
        status = STATUS_DEVICE_CONFIGURATION_ERROR;
 
    return status;
}

ServiceSoundBlasterInterrupt()

BOOLEAN NTAPI ServiceSoundBlasterInterrupt	(	IN PKINTERRUPT	Interrupt,
		IN PVOID	Context
	)

Definition at line 18 of file interrupt.c.

{
    DPRINT("* Processing ISR *\n");
    return FALSE;
}

Referenced by EnableIrq().