216 lines
4.0 KiB
C
216 lines
4.0 KiB
C
//
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// No Check-in Source Code.
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//
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// Do not make this code available to non-Microsoft personnel
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// without Intel's express permission
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//
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/**
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*** Copyright (C) 1996-97 Intel Corporation. All rights reserved.
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***
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*** The information and source code contained herein is the exclusive
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*** property of Intel Corporation and may not be disclosed, examined
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*** or reproduced in whole or in part without explicit written authorization
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*** from the company.
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**/
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/*++
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Copyright (c) 1995 Intel Corporation
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Module Name:
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simbus.c
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Abstract:
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This module implements the routines to support the management
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of bus resources and translation of bus addresses.
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Author:
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14-Apr-1995
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Environment:
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Kernel mode
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Revision History:
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--*/
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#include "halp.h"
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BOOLEAN
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HalTranslateBusAddress(
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IN INTERFACE_TYPE InterfaceType,
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IN ULONG BusNumber,
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IN PHYSICAL_ADDRESS BusAddress,
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IN OUT PULONG AddressSpace,
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OUT PPHYSICAL_ADDRESS TranslatedAddress
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)
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/*++
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Routine Description:
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This function stores the value of argument BusAddress into the
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memory location referenced by argument TranslatedAddress. The
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argument referenced by AddressSpace is always set to 0 because
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there is no I/O port space in IA64 architecture.
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In the simulation environment, this function may be called by
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the video miniport driver only to determine the frame buffer
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physical address.
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Return Value:
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Returns TRUE.
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--*/
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{
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*AddressSpace = 0;
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*TranslatedAddress = BusAddress;
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return TRUE;
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}
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ULONG
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HalGetBusData(
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IN BUS_DATA_TYPE BusDataType,
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IN ULONG BusNumber,
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IN ULONG SlotNumber,
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IN PVOID Buffer,
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IN ULONG Length
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)
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{
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return HalGetBusDataByOffset (BusDataType,BusNumber,SlotNumber,Buffer,0,Length);
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}
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ULONG
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HalGetBusDataByOffset (
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IN BUS_DATA_TYPE BusDataType,
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IN ULONG BusNumber,
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IN ULONG SlotNumber,
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IN PVOID Buffer,
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IN ULONG Offset,
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IN ULONG Length
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)
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/*++
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Routine Description:
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This function always returns zero.
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--*/
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{
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return 0;
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}
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ULONG
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HalSetBusData(
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IN BUS_DATA_TYPE BusDataType,
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IN ULONG BusNumber,
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IN ULONG SlotNumber,
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IN PVOID Buffer,
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IN ULONG Length
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)
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{
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return HalSetBusDataByOffset (BusDataType,BusNumber,SlotNumber,Buffer,0,Length);
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}
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ULONG
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HalSetBusDataByOffset(
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IN BUS_DATA_TYPE BusDataType,
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IN ULONG BusNumber,
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IN ULONG SlotNumber,
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IN PVOID Buffer,
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IN ULONG Offset,
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IN ULONG Length
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)
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/*++
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Routine Description:
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This function always returns zero.
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--*/
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{
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return 0;
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}
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NTSTATUS
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HalAssignSlotResources (
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IN PUNICODE_STRING RegistryPath,
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IN PUNICODE_STRING DriverClassName OPTIONAL,
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IN PDRIVER_OBJECT DriverObject,
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IN PDEVICE_OBJECT DeviceObject OPTIONAL,
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IN INTERFACE_TYPE BusType,
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IN ULONG BusNumber,
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IN ULONG SlotNumber,
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IN OUT PCM_RESOURCE_LIST *AllocatedResources
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)
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/*++
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Routine Description:
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Not supported. This function returns STATUS_NOT_SUPPORTED.
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--*/
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{
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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HalAdjustResourceList (
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IN OUT PIO_RESOURCE_REQUIREMENTS_LIST *pResourceList
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)
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/*++
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Routine Description:
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No resource to be processed. The function always returns
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STATUS_SUCCESS.
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--*/
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{
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return STATUS_SUCCESS;
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}
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VOID
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HalReportResourceUsage (
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VOID
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)
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{
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return;
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}
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VOID
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KeFlushWriteBuffer(
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VOID
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)
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/*++
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Routine Description:
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Flushes all write buffers and/or other data storing or reordering
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hardware on the current processor. This ensures that all previous
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writes will occur before any new reads or writes are completed.
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In the simulation environment, there is no write buffer and nothing
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needs to be done.
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Arguments:
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None
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Return Value:
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None.
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--*/
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{
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return;
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}
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