windows-nt/Source/XPSP1/NT/drivers/wdm/usb/driver/isoperf/iso.h

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2020-09-26 03:20:57 -05:00
extern ULONG gulBytesAllocated;
extern ULONG gulBytesFreed;
#define GET_PENTIUM_CLOCK_COUNT(u,l)\
{ \
_asm push eax \
_asm push ebx \
_asm _emit 0x0f \
_asm _emit 0x31 \
_asm mov l,eax \
_asm mov u,edx \
_asm pop ebx \
_asm pop eax \
}
#define FIRE_OFF_CATC outp (0x378, 00)
#define RESTART_CATC outp (0x378, 0xFF)
// My own Assert where I don't want to continue if I hit this error condition
// DON'T append a semicolon to this.
#define ISO_ASSERT( exp ) \
if (!(exp)) { \
RtlAssert( #exp, __FILE__, __LINE__, NULL ); \
return (0); \
}
#define PIPEINFO_FROM_DEVOBJ(D,I,P) (&(D->Interface[I]->Pipes[P]));
typedef struct __IsoTransferContext__ {
PURB urb;
PDEVICE_OBJECT DeviceObject;
PUSBD_PIPE_INFORMATION PipeInfo;
PIRP irp;
PVOID pvBuffer;
ULONG ulBufferLen;
ULONG NumPackets;
ULONG PipeNumber;
ULONG ulLastData;
BOOLEAN bFirstUrb;
KTIMER Timer;
KDPC Dpc;
}IsoTxferContext, *PIsoTxterContext;
NTSTATUS
ISOPERF_StartIsoTest (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
ISOPERF_RefreshIsoUrb(
PURB urb,
USHORT packetSize,
USBD_PIPE_HANDLE pipeHandle,
PVOID pvDataBuffer,
ULONG ulDataBufferLen
);
NTSTATUS
ISOPERF_IsoInCompletion(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PVOID Context
);
PURB
ISOPERF_BuildIsoRequest(
IN PDEVICE_OBJECT DeviceObject,
IN PUSBD_PIPE_INFORMATION pPipeDesc,
IN BOOLEAN Read,
IN ULONG length,
IN ULONG ulFrameNumber,
IN PVOID pvTransferBuffer,
IN PMDL pMDL
);
ULONG
ISOPERF_StartIsoInTest (
PDEVICE_OBJECT DeviceObject,
PIRP pIrp
);
PVOID
ISOPERF_GetBuff (
PDEVICE_OBJECT DeviceObject,
ULONG ulPipeNumber,
ULONG ulInterfaceNumber,
ULONG ulNumberOfFrames,
PULONG pulBufferSize
);
NTSTATUS
ISOPERF_ResetPipe(
IN PDEVICE_OBJECT DeviceObject,
IN USBD_PIPE_INFORMATION * pPipeInfo
);
ULONG
ISOPERF_GetCurrentFrame(
IN PDEVICE_OBJECT DeviceObject
);
NTSTATUS
ISOPERF_StopIsoInTest (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
BOOLEAN
ISOPERF_IsDataGood(PIsoTxterContext pIsoContext);
NTSTATUS
ISOPERF_GetStats (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN OUT pConfig_Stat_Info pStatInfo,
IN ULONG ulBufferLen
);
NTSTATUS
ISOPERF_SetDriverConfig (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN OUT pConfig_Stat_Info pConfInfoIn,
IN ULONG ulBufferLen
);
NTSTATUS
ISOPERF_FindMateDevice (
PDEVICE_OBJECT DeviceObject
);
VOID
ISOPERF_StartIsoOutTest (
IN PISOPERF_WORKITEM IsoperfWorkItem
);
NTSTATUS
ISOPERF_IsoOutCompletion(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PVOID Context
);
NTSTATUS
ISOPERF_TimeStampUrb ( PVOID urb,
PULONG pulLower,
PULONG pulUpper
);
NTSTATUS
ISOPERF_GetUrbTimeStamp ( PVOID urb,
PULONG pulLower,
PULONG pulUpper
);