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50 lines
1 KiB
C
50 lines
1 KiB
C
/*
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ReactOS Sound System
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Sound Blaster DSP support
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Version routine
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Author:
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Andrew Greenwood (silverblade@reactos.org)
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History:
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2 July 2008 - Created (split from sbdsp.c)
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Notes:
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Functions documented in sbdsp.h
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*/
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#include <ntddk.h>
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#include <debug.h>
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#include <sbdsp.h>
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NTSTATUS
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SbDspGetVersion(
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IN PUCHAR BasePort,
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OUT PUCHAR MajorVersion,
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OUT PUCHAR MinorVersion,
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IN ULONG Timeout)
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{
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NTSTATUS Status;
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/* Make sure our parameters are sane */
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if ( ! MajorVersion )
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return STATUS_INVALID_PARAMETER_2;
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if ( ! MinorVersion )
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return STATUS_INVALID_PARAMETER_3;
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/* Send version request */
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Status = SbDspWrite(BasePort, SB_DSP_VERSION, Timeout);
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if ( Status != STATUS_SUCCESS )
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return Status;
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/* Get the major version */
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Status = SbDspRead(BasePort, MajorVersion, Timeout);
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if ( Status != STATUS_SUCCESS )
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return FALSE;
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/* Get the minor version */
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Status = SbDspRead(BasePort, MinorVersion, Timeout);
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return Status;
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}
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