windows-nt/Source/XPSP1/NT/drivers/serial/ser101/error.c

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1991, 1992, 1993 Microsoft Corporation
Module Name:
error.c
Abstract:
This module contains the code that is very specific to error
operations in the serial driver
Author:
Anthony V. Ercolano 26-Sep-1991
Environment:
Kernel mode
Revision History :
--*/
#include "precomp.h"
VOID
SerialCommError(
IN PKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemContext1,
IN PVOID SystemContext2
)
/*++
Routine Description:
This routine is invoked at dpc level to in response to
a comm error. All comm errors kill all read and writes
Arguments:
Dpc - Not Used.
DeferredContext - Really points to the device object.
SystemContext1 - Not Used.
SystemContext2 - Not Used.
Return Value:
None.
--*/
{
PSERIAL_DEVICE_EXTENSION Extension = DeferredContext;
UNREFERENCED_PARAMETER(SystemContext1);
UNREFERENCED_PARAMETER(SystemContext2);
SerialDump(SERTRACECALLS, ("SERIAL: SerialCommError\n"));
SerialKillAllReadsOrWrites(
Extension->DeviceObject,
&Extension->WriteQueue,
&Extension->CurrentWriteIrp
);
SerialKillAllReadsOrWrites(
Extension->DeviceObject,
&Extension->ReadQueue,
&Extension->CurrentReadIrp
);
SerialDpcEpilogue(Extension, Dpc);
}