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94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
#include <ntddk.h>
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#include "sndblst.h"
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#if 0
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BOOLEAN CheckIRQ(PDEVICE_EXTENSION Parameters)
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{
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static CONST ULONG ValidIRQs[] = VALID_IRQS;
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int i;
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return TRUE; // for now...
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// Check for Compaq!
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// if ...
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for (i = 0; ValidIRQs[i] != 0xffff; i ++)
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{
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// Consult the card
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// OUTPORT(pHw, BOARD_CONFIG, bConfig);
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// if (INPORT(pHEW, BOARD_ID) & 0x40)
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// pHW->ValidInterrupts |= (1 << ThisIRQ);
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// return (BOOLEAN)((pHw->ValidInterrupts & (1 << Interrupt)) &&
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// (! ((INPORT(pHw, BOARD_ID) & 0x80) &&
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// (Interrupt == 10 || Interrupt == 11)));
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}
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// else
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// Compaq stuff?
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{
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UCHAR Expected;
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switch (Parameters->IRQ)
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{
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case 10 : Expected = 0x10;
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case 11 : Expected = 0x20;
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case 7 : Expected = 0x30;
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default : return FALSE;
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}
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// CompaqPIDR = READ_PORT_UCHAR( ... )
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// ...
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}
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}
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BOOLEAN ISR(
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IN PKINTERRUPT pInterrupt,
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IN PVOID Context)
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{
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DPRINT("*** Processing ISR ***\n");
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// What do we do here then?
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return FALSE;
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}
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NTSTATUS EnableIRQ(PDEVICE_OBJECT DeviceObject)
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{
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PDEVICE_EXTENSION Parameters = DeviceObject->DeviceExtension;
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ULONG Vector;
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KIRQL IRQ_Level;
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KAFFINITY Affinity;
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NTSTATUS Status = STATUS_SUCCESS;
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Vector = HalGetInterruptVector(Isa, // FIX THIS
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0, // FIX THIS
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Parameters->IRQ,
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Parameters->IRQ,
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&IRQ_Level,
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&Affinity);
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// Status = IoConnectInterrupt(Parameters->Interrupt, // Object
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// ISR, // Function
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// DeviceObject, // Context
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// (PKSPIN_LOCK) NULL,
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// Vector,
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// IRQ_Level,
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// IRQ_Level,
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// mode - Latched or Level sensitive?
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// share - if irq can be shared
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// Affinity,
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// FALSE);
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return Status == STATUS_INVALID_PARAMETER ?
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STATUS_DEVICE_CONFIGURATION_ERROR : Status;
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}
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#endif
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