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2221 lines
59 KiB
2221 lines
59 KiB
/*++
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Copyright (c) 1997-2000 Microsoft Corporation
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Module Name:
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xxacpi.c
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Abstract:
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Implements various ACPI utility functions.
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Author:
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Jake Oshins (jakeo) 12-Feb-1997
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Environment:
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Kernel mode only.
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Revision History:
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--*/
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#include "halp.h"
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#include "acpitabl.h"
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#include "xxacpi.h"
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#include "pci.h"
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#include "string.h"
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#include "stdlib.h"
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#include "stdio.h"
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#include "mmtimer.h"
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#include "chiphacks.h"
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//#define DUMP_FADT
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VOID
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HalAcpiTimerCarry(
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VOID
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);
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VOID
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HalAcpiBrokenPiix4TimerCarry(
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VOID
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);
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VOID
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HalaAcpiTimerInit(
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ULONG TimerPort,
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BOOLEAN TimerValExt
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);
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ULONG
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HaliAcpiQueryFlags(
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VOID
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);
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VOID
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HaliAcpiTimerInit(
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IN ULONG TimerPort OPTIONAL,
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IN BOOLEAN TimerValExt
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);
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VOID
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HaliAcpiMachineStateInit(
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IN PPROCESSOR_INIT ProcInit,
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IN PHAL_SLEEP_VAL SleepValues,
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OUT PULONG PicVal
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);
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BOOLEAN
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FASTCALL
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HalAcpiC1Idle(
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OUT PPROCESSOR_IDLE_TIMES IdleTimes
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);
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BOOLEAN
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FASTCALL
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HalAcpiC2Idle(
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OUT PPROCESSOR_IDLE_TIMES IdleTimes
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);
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BOOLEAN
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FASTCALL
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HalAcpiC3ArbdisIdle(
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OUT PPROCESSOR_IDLE_TIMES IdleTimes
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);
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BOOLEAN
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FASTCALL
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HalAcpiC3WbinvdIdle(
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OUT PPROCESSOR_IDLE_TIMES IdleTimes
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);
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VOID
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FASTCALL
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HalProcessorThrottle(
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IN UCHAR Throttle
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);
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NTSTATUS
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HaliSetWakeAlarm (
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IN ULONGLONG WakeSystemTime,
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IN PTIME_FIELDS WakeTimeFields OPTIONAL
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);
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VOID
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HaliSetWakeEnable(
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IN BOOLEAN Enable
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);
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ULONG
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HaliPciInterfaceReadConfig(
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IN PVOID Context,
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IN UCHAR BusOffset,
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IN ULONG Slot,
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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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ULONG
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HaliPciInterfaceWriteConfig(
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IN PVOID Context,
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IN UCHAR BusOffset,
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IN ULONG Slot,
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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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VOID
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HaliSetMaxLegacyPciBusNumber(
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IN ULONG BusNumber
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);
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VOID
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HalpInitBootTable (
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IN PLOADER_PARAMETER_BLOCK LoaderBlock
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);
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NTSTATUS
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HalReadBootRegister(
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PUCHAR BootRegisterValue
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);
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NTSTATUS
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HalWriteBootRegister(
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UCHAR BootRegisterValue
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);
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VOID
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HalpEndOfBoot(
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VOID
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);
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VOID
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HalpPutAcpiHacksInRegistry(
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VOID
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);
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VOID
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HalpDynamicSystemResourceConfiguration(
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IN PLOADER_PARAMETER_BLOCK
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);
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#if !defined(NT_UP)
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VOID
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HalpNumaInitializeStaticConfiguration(
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IN PLOADER_PARAMETER_BLOCK
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);
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#endif
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//
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// Externs
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//
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extern ULONG HalpAcpiFlags;
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extern PHYSICAL_ADDRESS HalpAcpiRsdt;
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extern SLEEP_STATE_CONTEXT HalpShutdownContext;
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extern ULONG HalpPicVectorRedirect[];
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extern ULONG HalpTimerWatchdogEnabled;
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extern ULONG HalpOutstandingScatterGatherCount;
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extern BOOLEAN HalpDisableHibernate;
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//
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// Globals
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//
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ULONG HalpInvalidAcpiTable;
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PRSDT HalpAcpiRsdtVA;
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PXSDT HalpAcpiXsdtVA;
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//
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// This is the dispatch table used by the ACPI driver
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//
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HAL_ACPI_DISPATCH_TABLE HalAcpiDispatchTable = {
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HAL_ACPI_DISPATCH_SIGNATURE, // Signature
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HAL_ACPI_DISPATCH_VERSION, // Version
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&HaliAcpiTimerInit, // HalpAcpiTimerInit
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NULL, // HalpAcpiTimerInterrupt
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&HaliAcpiMachineStateInit, // HalpAcpiMachineStateInit
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&HaliAcpiQueryFlags, // HalpAcpiQueryFlags
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&HalpAcpiPicStateIntact, // HalxPicStateIntact
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&HalpRestoreInterruptControllerState, // HalxRestorePicState
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&HaliPciInterfaceReadConfig, // HalpPciInterfaceReadConfig
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&HaliPciInterfaceWriteConfig, // HalpPciInterfaceWriteConfig
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&HaliSetVectorState, // HalpSetVectorState
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(pHalGetIOApicVersion)&HalpGetApicVersion, // HalpGetIOApicVersion
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&HaliSetMaxLegacyPciBusNumber, // HalpSetMaxLegacyPciBusNumber
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&HaliIsVectorValid // HalpIsVectorValid
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};
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PPM_DISPATCH_TABLE PmAcpiDispatchTable = NULL;
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NTSTATUS
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HalpQueryAcpiResourceRequirements(
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IN PIO_RESOURCE_REQUIREMENTS_LIST *Requirements
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);
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NTSTATUS
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HalpBuildAcpiResourceList(
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OUT PIO_RESOURCE_REQUIREMENTS_LIST List
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);
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NTSTATUS
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HalpAcpiDetectResourceListSize(
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OUT PULONG ResourceListSize
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);
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VOID
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HalpPiix4Detect(
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BOOLEAN DuringBoot
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);
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ULONG
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HalpGetPCIData (
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IN PBUS_HANDLER BusHandler,
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IN PBUS_HANDLER RootHandler,
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IN PCI_SLOT_NUMBER 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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ULONG
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HalpGetCmosData(
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IN ULONG SourceLocation,
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IN ULONG SourceAddress,
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IN PUCHAR ReturnBuffer,
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IN ULONG ByteCount
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);
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VOID
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HalpSetCmosData(
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IN ULONG SourceLocation,
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IN ULONG SourceAddress,
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IN PUCHAR ReturnBuffer,
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IN ULONG ByteCount
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);
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#define LOW_MEMORY 0x000100000
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#define MAX(a, b) \
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((a) > (b) ? (a) : (b))
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#define MIN(a, b) \
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((a) < (b) ? (a) : (b))
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//
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// The following is a Stub version of HalpGetApicVersion
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// for non-APIC halacpi's (which don't include
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// pmapic.c). This stub just always returns 0.
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//
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#ifndef APIC_HAL
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ULONG HalpGetApicVersion(ULONG ApicNo)
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{
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return 0;
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}
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#endif
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//
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// ADRIAO 09/16/98 - We are no longer having the HAL declare the IO ports
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// specified in the FADT. These will be declared in a future
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// defined PNP0Cxx node (for now, in PNP0C02). This is done
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// because we cannot know at the hal level what bus the ACPI
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// FADT resources refer to. We can only use the translated
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// resource info.
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//
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// Hence...
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//
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#define DECLARE_FADT_RESOURCES_AT_ROOT 0
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#ifdef ALLOC_PRAGMA
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#pragma alloc_text(INIT, HalpGetAcpiTablePhase0)
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#pragma alloc_text(INIT, HalpSetupAcpiPhase0)
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#pragma alloc_text(INIT, HalpInitBootTable)
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#pragma alloc_text(PAGE, HaliInitPowerManagement)
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#pragma alloc_text(PAGE, HalpQueryAcpiResourceRequirements)
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#pragma alloc_text(PAGE, HalpBuildAcpiResourceList)
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#pragma alloc_text(PAGE, HalpAcpiDetectResourceListSize)
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#pragma alloc_text(PAGE, HaliAcpiTimerInit)
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#pragma alloc_text(PAGE, HaliAcpiMachineStateInit)
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#pragma alloc_text(PAGE, HaliAcpiQueryFlags)
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#pragma alloc_text(PAGE, HaliSetWakeEnable)
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#pragma alloc_text(PAGE, HalpEndOfBoot)
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#pragma alloc_text(PAGE, HalpPutAcpiHacksInRegistry)
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#pragma alloc_text(PAGELK, HalpPiix4Detect)
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#pragma alloc_text(PAGELK, HalReadBootRegister)
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#pragma alloc_text(PAGELK, HalWriteBootRegister)
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#pragma alloc_text(PAGELK, HalpResetSBF)
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#endif
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PVOID
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HalpGetAcpiTablePhase0(
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IN PLOADER_PARAMETER_BLOCK LoaderBlock,
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IN ULONG Signature
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)
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/*++
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Routine Description:
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This function returns a pointer to the ACPI table that is
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identified by Signature.
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Arguments:
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Signature - A four byte value that identifies the ACPI table
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Return Value:
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Pointer to a copy of the table
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--*/
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{
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PRSDT rsdt;
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PXSDT xsdt = NULL;
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ULONG entry, rsdtEntries, rsdtLength;
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PVOID table;
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PHYSICAL_ADDRESS physicalAddr;
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PDESCRIPTION_HEADER header;
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NTSTATUS status;
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ULONG lengthInPages;
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ULONG offset;
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physicalAddr.QuadPart = 0;
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header = NULL;
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if ((HalpAcpiRsdtVA == NULL) && (HalpAcpiXsdtVA == NULL)) {
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//
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// Find and map the RSDT once. This mapping is reused on
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// subsequent calls to this routine.
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//
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status = HalpAcpiFindRsdtPhase0(LoaderBlock);
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if (!NT_SUCCESS(status)) {
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DbgPrint("*** make sure you are using ntdetect.com v5.0 ***\n");
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KeBugCheckEx(MISMATCHED_HAL,
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4, 0xac31, 0, 0);
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}
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rsdt = HalpMapPhysicalMemoryWriteThrough( HalpAcpiRsdt, 2);
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if (!rsdt) {
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return NULL;
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}
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//
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// Do a sanity check on the RSDT.
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//
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if ((rsdt->Header.Signature != RSDT_SIGNATURE) &&
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(rsdt->Header.Signature != XSDT_SIGNATURE)) {
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HalDisplayString("Bad RSDT pointer\n");
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KeBugCheckEx(MISMATCHED_HAL,
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4, 0xac31, 0, 0);
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}
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//
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// Calculate the number of entries in the RSDT.
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//
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rsdtLength = rsdt->Header.Length;
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//
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// Remap the RSDT now that we know how long it is.
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//
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offset = HalpAcpiRsdt.LowPart & (PAGE_SIZE - 1);
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lengthInPages = (offset + rsdtLength + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
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if (lengthInPages != 2) {
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HalpUnmapVirtualAddress(rsdt, 2);
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rsdt = HalpMapPhysicalMemoryWriteThrough( HalpAcpiRsdt, lengthInPages);
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if (!rsdt) {
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DbgPrint("HAL: Couldn't remap RSDT\n");
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return NULL;
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}
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}
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if (rsdt->Header.Signature == XSDT_SIGNATURE) {
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xsdt = (PXSDT)rsdt;
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rsdt = NULL;
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}
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HalpAcpiRsdtVA = rsdt;
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HalpAcpiXsdtVA = xsdt;
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}
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rsdt = HalpAcpiRsdtVA;
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xsdt = HalpAcpiXsdtVA;
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//
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// Calculate the number of entries in the RSDT.
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//
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rsdtEntries = xsdt ?
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NumTableEntriesFromXSDTPointer(xsdt) :
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NumTableEntriesFromRSDTPointer(rsdt);
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//
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// Look down the pointer in each entry to see if it points to
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// the table we are looking for.
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//
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for (entry = 0; entry < rsdtEntries; entry++) {
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if (xsdt) {
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physicalAddr = xsdt->Tables[entry];
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} else {
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physicalAddr.LowPart = rsdt->Tables[entry];
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}
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if (header != NULL) {
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HalpUnmapVirtualAddress(header, 2);
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}
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header = HalpMapPhysicalMemoryWriteThrough( physicalAddr, 2);
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if (!header) {
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return NULL;
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}
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|
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if (header->Signature == Signature) {
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break;
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}
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}
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if (entry == rsdtEntries) {
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|
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//
|
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// Signature not found, free the PTE for the last entry
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// examined and indicate failure to the caller.
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//
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HalpUnmapVirtualAddress(header, 2);
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return NULL;
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}
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//
|
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// Make sure we have mapped enough memory to cover the entire
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// table.
|
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//
|
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|
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offset = (ULONG)((ULONG_PTR)header & (PAGE_SIZE - 1));
|
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lengthInPages = (header->Length + offset + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
|
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if (lengthInPages != 2) {
|
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HalpUnmapVirtualAddress(header, 2);
|
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header = HalpMapPhysicalMemoryWriteThrough( physicalAddr, lengthInPages);
|
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}
|
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|
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//
|
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// Validate the table's checksum.
|
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// N.B. We expect the checksum to be wrong on some early versions
|
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// of the FADT.
|
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//
|
|
|
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if ((header != NULL) &&
|
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((header->Signature != FADT_SIGNATURE) || (header->Revision > 2))) {
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|
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PUCHAR c = (PUCHAR)header + header->Length;
|
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UCHAR s = 0;
|
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|
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if (header->Length) {
|
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do {
|
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s += *--c;
|
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} while (c != (PUCHAR)header);
|
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}
|
|
|
|
|
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if ((s != 0) || (header->Length == 0)) {
|
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|
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//
|
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// This table is not valid.
|
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//
|
|
|
|
HalpInvalidAcpiTable = header->Signature;
|
|
|
|
#if 0
|
|
|
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//
|
|
// Don't return this table.
|
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//
|
|
|
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HalpUnmapVirtualAddress(header, lengthInPages);
|
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return NULL;
|
|
|
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#endif
|
|
|
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}
|
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}
|
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return header;
|
|
}
|
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|
|
PVOID
|
|
HalpGetAcpiTable(
|
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IN ULONG Signature
|
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)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine will retrieve any table referenced in the ACPI
|
|
RSDT.
|
|
|
|
Arguments:
|
|
|
|
Signature - Target table signature
|
|
|
|
Return Value:
|
|
|
|
pointer to a copy of the table, or NULL if not found
|
|
|
|
--*/
|
|
{
|
|
|
|
PACPI_BIOS_MULTI_NODE multiNode;
|
|
NTSTATUS status;
|
|
ULONG entry, rsdtEntries;
|
|
PDESCRIPTION_HEADER header;
|
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PHYSICAL_ADDRESS physicalAddr;
|
|
PRSDT rsdt;
|
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ULONG rsdtSize;
|
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PVOID table = NULL;
|
|
|
|
|
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//
|
|
// Get the physical address of the RSDT from the Registry
|
|
//
|
|
|
|
status = HalpAcpiFindRsdt(&multiNode);
|
|
|
|
if (!NT_SUCCESS(status)) {
|
|
DbgPrint("AcpiFindRsdt() Failed!\n");
|
|
return NULL;
|
|
}
|
|
|
|
|
|
//
|
|
// Map down header to get total RSDT table size
|
|
//
|
|
|
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header = MmMapIoSpace(multiNode->RsdtAddress, sizeof(DESCRIPTION_HEADER), MmNonCached);
|
|
|
|
if (!header) {
|
|
return NULL;
|
|
}
|
|
|
|
rsdtSize = header->Length;
|
|
MmUnmapIoSpace(header, sizeof(DESCRIPTION_HEADER));
|
|
|
|
|
|
//
|
|
// Map down entire RSDT table
|
|
//
|
|
|
|
rsdt = MmMapIoSpace(multiNode->RsdtAddress, rsdtSize, MmNonCached);
|
|
|
|
ExFreePool(multiNode);
|
|
|
|
if (!rsdt) {
|
|
return NULL;
|
|
}
|
|
|
|
|
|
//
|
|
// Do a sanity check on the RSDT.
|
|
//
|
|
|
|
if ((rsdt->Header.Signature != RSDT_SIGNATURE) &&
|
|
(rsdt->Header.Signature != XSDT_SIGNATURE)) {
|
|
|
|
DbgPrint("RSDT table contains invalid signature\n");
|
|
goto GetAcpiTableEnd;
|
|
}
|
|
|
|
|
|
//
|
|
// Calculate the number of entries in the RSDT.
|
|
//
|
|
|
|
rsdtEntries = rsdt->Header.Signature == XSDT_SIGNATURE ?
|
|
NumTableEntriesFromXSDTPointer(rsdt) :
|
|
NumTableEntriesFromRSDTPointer(rsdt);
|
|
|
|
|
|
//
|
|
// Look down the pointer in each entry to see if it points to
|
|
// the table we are looking for.
|
|
//
|
|
|
|
for (entry = 0; entry < rsdtEntries; entry++) {
|
|
|
|
if (rsdt->Header.Signature == XSDT_SIGNATURE) {
|
|
physicalAddr = ((PXSDT)rsdt)->Tables[entry];
|
|
} else {
|
|
physicalAddr.HighPart = 0;
|
|
physicalAddr.LowPart = (ULONG)rsdt->Tables[entry];
|
|
}
|
|
|
|
//
|
|
// Map down the header, check the signature
|
|
//
|
|
|
|
header = MmMapIoSpace(physicalAddr, sizeof(DESCRIPTION_HEADER), MmNonCached);
|
|
|
|
if (!header) {
|
|
goto GetAcpiTableEnd;
|
|
}
|
|
|
|
if (header->Signature == Signature) {
|
|
|
|
table = ExAllocatePoolWithTag(PagedPool, header->Length, HAL_POOL_TAG );
|
|
|
|
if (table) {
|
|
RtlCopyMemory(table, header, header->Length);
|
|
}
|
|
|
|
MmUnmapIoSpace(header, sizeof(DESCRIPTION_HEADER));
|
|
break;
|
|
}
|
|
|
|
MmUnmapIoSpace(header, sizeof(DESCRIPTION_HEADER));
|
|
}
|
|
|
|
|
|
GetAcpiTableEnd:
|
|
|
|
MmUnmapIoSpace(rsdt, rsdtSize);
|
|
return table;
|
|
|
|
}
|
|
|
|
NTSTATUS
|
|
HalpSetupAcpiPhase0(
|
|
IN PLOADER_PARAMETER_BLOCK LoaderBlock
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Save some information from the ACPI tables before they get
|
|
destroyed.
|
|
|
|
Arguments:
|
|
|
|
none
|
|
|
|
Return Value:
|
|
|
|
none
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS status;
|
|
ULONG entry, rsdtEntries, rsdtLength;
|
|
PVOID table;
|
|
PHYSICAL_ADDRESS physicalAddr;
|
|
PDESCRIPTION_HEADER header;
|
|
PEVENT_TIMER_DESCRIPTION_TABLE EventTimerDescription = NULL;
|
|
|
|
if (HalpProcessedACPIPhase0) {
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
//
|
|
// Copy the Fixed Acpi Descriptor Table (FADT) to a permanent
|
|
// home.
|
|
//
|
|
|
|
header = HalpGetAcpiTablePhase0(LoaderBlock, FADT_SIGNATURE);
|
|
if (header == NULL) {
|
|
DbgPrint("HAL: Didn't find the FACP\n");
|
|
return STATUS_NOT_FOUND;
|
|
}
|
|
|
|
RtlCopyMemory(&HalpFixedAcpiDescTable,
|
|
header,
|
|
MIN(header->Length, sizeof(HalpFixedAcpiDescTable)));
|
|
|
|
HalpUnMapPhysicalRange(header, header->Length);
|
|
|
|
#ifdef DUMP_FADT
|
|
DbgPrint("HAL: ACPI Fixed ACPI Description Table\n");
|
|
DbgPrint("\tDSDT:\t\t\t0x%08x\n", HalpFixedAcpiDescTable.dsdt);
|
|
DbgPrint("\tSCI_INT:\t\t%d\n", HalpFixedAcpiDescTable.sci_int_vector);
|
|
DbgPrint("\tPM1a_EVT:\t\t0x%04x\n", HalpFixedAcpiDescTable.pm1a_evt_blk_io_port);
|
|
DbgPrint("\tPM1b_EVT:\t\t0x%04x\n", HalpFixedAcpiDescTable.pm1b_evt_blk_io_port);
|
|
DbgPrint("\tPM1a_CNT:\t\t0x%04x\n", HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port);
|
|
DbgPrint("\tPM1b_CNT:\t\t0x%04x\n", HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port);
|
|
DbgPrint("\tPM2_CNT:\t\t0x%04x\n", HalpFixedAcpiDescTable.pm2_ctrl_blk_io_port);
|
|
DbgPrint("\tPM_TMR:\t\t\t0x%04x\n", HalpFixedAcpiDescTable.pm_tmr_blk_io_port);
|
|
DbgPrint("\t\t flags: %08x\n", HalpFixedAcpiDescTable.flags);
|
|
#endif
|
|
|
|
HalpDebugPortTable = HalpGetAcpiTablePhase0(LoaderBlock, DBGP_SIGNATURE);
|
|
|
|
#if !defined(NT_UP)
|
|
|
|
//
|
|
// See if Static Resource Affinity Table is present.
|
|
//
|
|
|
|
HalpNumaInitializeStaticConfiguration(LoaderBlock);
|
|
|
|
#endif
|
|
|
|
HalpDynamicSystemResourceConfiguration(LoaderBlock);
|
|
|
|
#if 0
|
|
EventTimerDescription =
|
|
HalpGetAcpiTablePhase0(LoaderBlock, ETDT_SIGNATURE);
|
|
|
|
//
|
|
// Initialize timer HW needed for boot
|
|
//
|
|
if (EventTimerDescription) {
|
|
HalpmmTimerInit(EventTimerDescription->EventTimerBlockID,
|
|
EventTimerDescription->BaseAddress);
|
|
}
|
|
#endif
|
|
|
|
HaliAcpiTimerInit(0, FALSE);
|
|
|
|
//
|
|
// Claim a page of memory below 1MB to be used for transitioning
|
|
// a sleeping processor back from real mode to protected mode
|
|
//
|
|
|
|
// check first to see if this has already been done by MP startup code
|
|
if (!HalpLowStubPhysicalAddress) {
|
|
|
|
HalpLowStubPhysicalAddress = UlongToPtr(HalpAllocPhysicalMemory (LoaderBlock,
|
|
LOW_MEMORY, 1, FALSE));
|
|
|
|
if (HalpLowStubPhysicalAddress) {
|
|
|
|
HalpLowStub = HalpMapPhysicalMemory(
|
|
HalpPtrToPhysicalAddress( HalpLowStubPhysicalAddress ),
|
|
1);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Claim a PTE that will be used for cache flushing in states S2 and S3.
|
|
//
|
|
|
|
HalpVirtAddrForFlush = HalpMapPhysicalMemory(
|
|
HalpPtrToPhysicalAddress((PVOID)LOW_MEMORY),
|
|
1);
|
|
|
|
HalpPteForFlush = MiGetPteAddress(HalpVirtAddrForFlush);
|
|
|
|
HalpProcessedACPIPhase0 = TRUE;
|
|
|
|
HalpInitBootTable (LoaderBlock);
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
VOID
|
|
HaliAcpiTimerInit(
|
|
IN ULONG TimerPort OPTIONAL,
|
|
IN BOOLEAN TimerValExt
|
|
)
|
|
/*++
|
|
Routine Description:
|
|
|
|
This routine initializes the ACPI timer.
|
|
|
|
Arguments:
|
|
|
|
TimerPort - The address in I/O space of the ACPI timer. If this is
|
|
0, then the values from the cached FADT will be used.
|
|
|
|
TimerValExt - signifies whether the timer is 24 or 32 bits.
|
|
|
|
--*/
|
|
{
|
|
ULONG port = TimerPort;
|
|
BOOLEAN ext = TimerValExt;
|
|
|
|
PAGED_CODE();
|
|
|
|
if (port == 0) {
|
|
port = HalpFixedAcpiDescTable.pm_tmr_blk_io_port;
|
|
if (HalpFixedAcpiDescTable.flags & TMR_VAL_EXT) {
|
|
ext = TRUE;
|
|
} else {
|
|
ext = FALSE;
|
|
}
|
|
}
|
|
|
|
HalaAcpiTimerInit(port,
|
|
ext);
|
|
}
|
|
|
|
VOID
|
|
HaliAcpiMachineStateInit(
|
|
IN PPROCESSOR_INIT ProcInit,
|
|
IN PHAL_SLEEP_VAL SleepValues,
|
|
OUT PULONG PicVal
|
|
)
|
|
/*++
|
|
Routine Description:
|
|
|
|
This function is a callback used by the ACPI driver
|
|
to notify the HAL with the processor blocks.
|
|
|
|
Arguments:
|
|
|
|
--*/
|
|
{
|
|
POWER_STATE_HANDLER powerState;
|
|
SLEEP_STATE_CONTEXT sleepContext;
|
|
NTSTATUS status;
|
|
ULONG i;
|
|
USHORT us;
|
|
ULONG cStates = 1;
|
|
ULONG ntProc;
|
|
ULONG procCount = 0;
|
|
|
|
PAGED_CODE();
|
|
UNREFERENCED_PARAMETER(ProcInit);
|
|
|
|
HalpWakeupState.GeneralWakeupEnable = TRUE;
|
|
HalpWakeupState.RtcWakeupEnable = FALSE;
|
|
|
|
#ifdef APIC_HAL
|
|
*PicVal = 1;
|
|
#else
|
|
*PicVal = 0;
|
|
#endif
|
|
//
|
|
// Register sleep handlers with Policy Manager
|
|
//
|
|
|
|
if (SleepValues[0].Supported) {
|
|
powerState.Type = PowerStateSleeping1;
|
|
powerState.RtcWake = TRUE;
|
|
powerState.Handler = &HaliAcpiSleep;
|
|
|
|
sleepContext.bits.Pm1aVal = SleepValues[0].Pm1aVal;
|
|
sleepContext.bits.Pm1bVal = SleepValues[0].Pm1bVal;
|
|
sleepContext.bits.Flags = SLEEP_STATE_SAVE_MOTHERBOARD;
|
|
|
|
powerState.Context = UlongToPtr(sleepContext.AsULONG);
|
|
|
|
status = ZwPowerInformation(SystemPowerStateHandler,
|
|
&powerState,
|
|
sizeof(POWER_STATE_HANDLER),
|
|
NULL,
|
|
0);
|
|
ASSERT(NT_SUCCESS(status));
|
|
|
|
}
|
|
|
|
if (SleepValues[1].Supported && HalpWakeVector) {
|
|
powerState.Type = PowerStateSleeping2;
|
|
powerState.RtcWake = TRUE;
|
|
powerState.Handler = &HaliAcpiSleep;
|
|
|
|
sleepContext.bits.Pm1aVal = SleepValues[1].Pm1aVal;
|
|
sleepContext.bits.Pm1bVal = SleepValues[1].Pm1bVal;
|
|
sleepContext.bits.Flags = SLEEP_STATE_FLUSH_CACHE |
|
|
SLEEP_STATE_FIRMWARE_RESTART |
|
|
SLEEP_STATE_SAVE_MOTHERBOARD |
|
|
SLEEP_STATE_RESTART_OTHER_PROCESSORS;
|
|
|
|
powerState.Context = UlongToPtr(sleepContext.AsULONG);
|
|
|
|
status = ZwPowerInformation(SystemPowerStateHandler,
|
|
&powerState,
|
|
sizeof(POWER_STATE_HANDLER),
|
|
NULL,
|
|
0);
|
|
ASSERT(NT_SUCCESS(status));
|
|
|
|
}
|
|
|
|
if (SleepValues[2].Supported && HalpWakeVector) {
|
|
powerState.Type = PowerStateSleeping3;
|
|
powerState.RtcWake = TRUE;
|
|
powerState.Handler = &HaliAcpiSleep;
|
|
|
|
sleepContext.bits.Pm1aVal = SleepValues[2].Pm1aVal;
|
|
sleepContext.bits.Pm1bVal = SleepValues[2].Pm1bVal;
|
|
sleepContext.bits.Flags = SLEEP_STATE_FLUSH_CACHE |
|
|
SLEEP_STATE_FIRMWARE_RESTART |
|
|
SLEEP_STATE_SAVE_MOTHERBOARD |
|
|
SLEEP_STATE_RESTART_OTHER_PROCESSORS;
|
|
|
|
powerState.Context = UlongToPtr(sleepContext.AsULONG);
|
|
|
|
status = ZwPowerInformation(SystemPowerStateHandler,
|
|
&powerState,
|
|
sizeof(POWER_STATE_HANDLER),
|
|
NULL,
|
|
0);
|
|
ASSERT(NT_SUCCESS(status));
|
|
|
|
}
|
|
|
|
i = 0;
|
|
if (SleepValues[3].Supported) {
|
|
i = 3;
|
|
} else if (SleepValues[4].Supported) {
|
|
i = 4;
|
|
}
|
|
|
|
if (i && (HalpDisableHibernate == FALSE)) {
|
|
powerState.Type = PowerStateSleeping4;
|
|
powerState.RtcWake = HalpFixedAcpiDescTable.flags & RTC_WAKE_FROM_S4 ? TRUE : FALSE;
|
|
powerState.Handler = &HaliAcpiSleep;
|
|
|
|
sleepContext.bits.Pm1aVal = SleepValues[i].Pm1aVal;
|
|
sleepContext.bits.Pm1bVal = SleepValues[i].Pm1bVal;
|
|
sleepContext.bits.Flags = SLEEP_STATE_SAVE_MOTHERBOARD |
|
|
SLEEP_STATE_RESTART_OTHER_PROCESSORS;
|
|
|
|
powerState.Context = UlongToPtr(sleepContext.AsULONG);
|
|
|
|
status = ZwPowerInformation(SystemPowerStateHandler,
|
|
&powerState,
|
|
sizeof(POWER_STATE_HANDLER),
|
|
NULL,
|
|
0);
|
|
ASSERT(NT_SUCCESS(status));
|
|
}
|
|
|
|
if (SleepValues[4].Supported) {
|
|
powerState.Type = PowerStateShutdownOff;
|
|
powerState.RtcWake = FALSE;
|
|
powerState.Handler = &HaliAcpiSleep;
|
|
|
|
sleepContext.bits.Pm1aVal = SleepValues[4].Pm1aVal;
|
|
sleepContext.bits.Pm1bVal = SleepValues[4].Pm1bVal;
|
|
sleepContext.bits.Flags = SLEEP_STATE_OFF;
|
|
HalpShutdownContext = sleepContext;
|
|
|
|
powerState.Context = UlongToPtr(sleepContext.AsULONG);
|
|
|
|
status = ZwPowerInformation(SystemPowerStateHandler,
|
|
&powerState,
|
|
sizeof(POWER_STATE_HANDLER),
|
|
NULL,
|
|
0);
|
|
ASSERT(NT_SUCCESS(status));
|
|
}
|
|
}
|
|
|
|
ULONG
|
|
HaliAcpiQueryFlags(
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine is temporary is used to report the presence of the
|
|
boot.ini switch
|
|
|
|
Arguments:
|
|
|
|
None
|
|
|
|
Return Value:
|
|
|
|
TRUE, if switch present
|
|
|
|
--*/
|
|
{
|
|
return HalpAcpiFlags;
|
|
}
|
|
|
|
|
|
|
|
NTSTATUS
|
|
HaliInitPowerManagement(
|
|
IN PPM_DISPATCH_TABLE PmDriverDispatchTable,
|
|
IN OUT PPM_DISPATCH_TABLE *PmHalDispatchTable
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This is called by the ACPI driver to start the PM
|
|
code.
|
|
|
|
Arguments:
|
|
|
|
PmDriverDispatchTable - table of functions provided
|
|
by the ACPI driver for the HAL
|
|
|
|
PmHalDispatchTable - table of functions provided by
|
|
the HAL for the ACPI driver
|
|
|
|
Return Value:
|
|
|
|
status
|
|
|
|
--*/
|
|
{
|
|
OBJECT_ATTRIBUTES objAttributes;
|
|
PCALLBACK_OBJECT callback;
|
|
PHYSICAL_ADDRESS pAddr;
|
|
UNICODE_STRING callbackName;
|
|
NTSTATUS status;
|
|
PFACS facs;
|
|
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// Figure out if we have to work around PIIX4
|
|
//
|
|
|
|
HalpPiix4Detect(TRUE);
|
|
HalpPutAcpiHacksInRegistry();
|
|
|
|
//
|
|
// Keep a pointer to the driver's dispatch table.
|
|
//
|
|
// ASSERT(PmDriverDispatchTable);
|
|
// ASSERT(PmDriverDispatchTable->Signature == ACPI_HAL_DISPATCH_SIGNATURE);
|
|
PmAcpiDispatchTable = PmDriverDispatchTable;
|
|
|
|
#if defined(_WIN64)
|
|
|
|
HalAcpiDispatchTable.HalpAcpiTimerInterrupt =
|
|
(pHalAcpiTimerInterrupt)&HalAcpiTimerCarry;
|
|
|
|
#else
|
|
|
|
//
|
|
// Fill in the function table
|
|
//
|
|
if (!HalpBrokenAcpiTimer) {
|
|
|
|
HalAcpiDispatchTable.HalpAcpiTimerInterrupt =
|
|
(pHalAcpiTimerInterrupt)&HalAcpiTimerCarry;
|
|
|
|
} else {
|
|
|
|
HalAcpiDispatchTable.HalpAcpiTimerInterrupt =
|
|
(pHalAcpiTimerInterrupt)&HalAcpiBrokenPiix4TimerCarry;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
*PmHalDispatchTable = (PPM_DISPATCH_TABLE)&HalAcpiDispatchTable;
|
|
|
|
//
|
|
// Fill in Hal's private dispatch table
|
|
//
|
|
HalSetWakeEnable = HaliSetWakeEnable;
|
|
HalSetWakeAlarm = HaliSetWakeAlarm;
|
|
|
|
//
|
|
// Register callback that tells us to make
|
|
// anything we need for sleeping non-pageable.
|
|
//
|
|
|
|
RtlInitUnicodeString(&callbackName, L"\\Callback\\PowerState");
|
|
|
|
InitializeObjectAttributes(
|
|
&objAttributes,
|
|
&callbackName,
|
|
OBJ_CASE_INSENSITIVE | OBJ_PERMANENT,
|
|
NULL,
|
|
NULL
|
|
);
|
|
|
|
ExCreateCallback(&callback,
|
|
&objAttributes,
|
|
FALSE,
|
|
TRUE);
|
|
|
|
ExRegisterCallback(callback,
|
|
(PCALLBACK_FUNCTION)&HalpPowerStateCallback,
|
|
NULL);
|
|
|
|
//
|
|
// Find the location of the firmware waking vector.
|
|
// N.B. If any of this fails, then HalpWakeVector will be NULL
|
|
// and we won't support S2 or S3.
|
|
//
|
|
if (HalpFixedAcpiDescTable.facs) {
|
|
|
|
pAddr.HighPart = 0;
|
|
pAddr.LowPart = HalpFixedAcpiDescTable.facs;
|
|
|
|
facs = MmMapIoSpace(pAddr, sizeof(FACS), MmNonCached);
|
|
|
|
if (facs) {
|
|
|
|
if (facs->Signature == FACS_SIGNATURE) {
|
|
|
|
HalpWakeVector = &facs->pFirmwareWakingVector;
|
|
}
|
|
}
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS
|
|
HalpQueryAcpiResourceRequirements(
|
|
IN PIO_RESOURCE_REQUIREMENTS_LIST *Requirements
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine is a temporary stub that tries to detect the presence
|
|
of an ACPI controller within the system. This code is meant to be
|
|
inserted within NT's root system enumerator.
|
|
|
|
Arguents:
|
|
|
|
Requirements - pointer to list of resources
|
|
|
|
Return Value:
|
|
|
|
STATUS_SUCCESS - If we found a device object
|
|
STATUS_NO_SUCH_DEVICE - If we can't find info about the new PDO
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS ntStatus;
|
|
PIO_RESOURCE_REQUIREMENTS_LIST resourceList;
|
|
ULONG resourceListSize;
|
|
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// Now figure out the number of resource that we need
|
|
//
|
|
ntStatus = HalpAcpiDetectResourceListSize(
|
|
&resourceListSize
|
|
);
|
|
|
|
//
|
|
// Convert this resourceListSize into the number of bytes that we
|
|
// must allocate
|
|
//
|
|
resourceListSize = sizeof(IO_RESOURCE_REQUIREMENTS_LIST) +
|
|
( (resourceListSize - 1) * sizeof(IO_RESOURCE_DESCRIPTOR) );
|
|
|
|
//
|
|
// Allocate the correct number of bytes of the Resource List
|
|
//
|
|
resourceList = ExAllocatePoolWithTag(
|
|
PagedPool,
|
|
resourceListSize,
|
|
HAL_POOL_TAG
|
|
);
|
|
|
|
//
|
|
// This call must have succeeded or we cannot lay claim to ACPI
|
|
//
|
|
if (resourceList == NULL) {
|
|
return STATUS_INSUFFICIENT_RESOURCES;
|
|
}
|
|
|
|
//
|
|
// Set up the ListSize in the structure
|
|
//
|
|
RtlZeroMemory(resourceList, resourceListSize);
|
|
resourceList->ListSize = resourceListSize;
|
|
|
|
//
|
|
// Build the ResourceList here
|
|
//
|
|
ntStatus = HalpBuildAcpiResourceList(resourceList);
|
|
|
|
//
|
|
// Did we build the list okay?
|
|
//
|
|
if (!NT_SUCCESS(ntStatus)) {
|
|
|
|
//
|
|
// Free memory and exit
|
|
//
|
|
ExFreePool(resourceList);
|
|
return STATUS_NO_SUCH_DEVICE;
|
|
}
|
|
|
|
*Requirements = resourceList;
|
|
return ntStatus;
|
|
}
|
|
|
|
NTSTATUS
|
|
HalpBuildAcpiResourceList(
|
|
OUT PIO_RESOURCE_REQUIREMENTS_LIST List
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This is the routine that builds the ResourceList given the FADT and
|
|
an arbitrary number of ResourceDescriptors. We assume that the
|
|
ResourceList has been properly allocated and sized
|
|
|
|
Arguments:
|
|
|
|
List - The list to fill in
|
|
|
|
Return Value:
|
|
|
|
STATUS_SUCCESS if okay
|
|
STATUS_UNSUCCESSUL if not
|
|
|
|
--*/
|
|
{
|
|
PIO_RESOURCE_DESCRIPTOR partialResource;
|
|
ULONG count = 0;
|
|
|
|
PAGED_CODE();
|
|
|
|
ASSERT( List != NULL );
|
|
|
|
//
|
|
// Specify default values for Bus Type and
|
|
// the bus number. These values represent root
|
|
//
|
|
List->AlternativeLists = 1;
|
|
List->InterfaceType = PNPBus;
|
|
List->BusNumber = -1;
|
|
List->List[0].Version = 1;
|
|
List->List[0].Revision = 1;
|
|
|
|
//
|
|
// Is there an interrupt resource required?
|
|
//
|
|
if (HalpFixedAcpiDescTable.sci_int_vector != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypeInterrupt;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareShared;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE;
|
|
List->List[0].Descriptors[count].u.Interrupt.MinimumVector =
|
|
List->List[0].Descriptors[count].u.Interrupt.MaximumVector =
|
|
HalpPicVectorRedirect[HalpFixedAcpiDescTable.sci_int_vector];
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
#if DECLARE_FADT_RESOURCES_AT_ROOT
|
|
|
|
//
|
|
// Is there an SMI CMD IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.smi_cmd_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags =CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
(ULONG) HalpFixedAcpiDescTable.smi_cmd_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
(ULONG) HalpFixedAcpiDescTable.smi_cmd_io_port;
|
|
List->List[0].Descriptors[count].u.Port.Length = 1;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there an PM1A Event Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1a_evt_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1a_evt_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1a_evt_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm1_evt_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm1_evt_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1B Event Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1b_evt_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1b_evt_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1b_evt_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm1_evt_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm1_evt_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1A Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm1_ctrl_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm1_ctrl_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1B Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1b_ctrl_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1b_ctrl_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm1b_ctrl_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm1_ctrl_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm1_ctrl_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a PM2 Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm2_ctrl_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm2_ctrl_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm2_ctrl_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm2_ctrl_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm2_ctrl_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a PM Timer Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm_tmr_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm_tmr_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.pm_tmr_blk_io_port + (ULONG) HalpFixedAcpiDescTable.pm_tmr_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.pm_tmr_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a GP0 Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.gp0_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.gp0_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.gp0_blk_io_port + (ULONG) HalpFixedAcpiDescTable.gp0_blk_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.gp0_blk_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
|
|
//
|
|
// Is there a GP1 Block IO port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.gp1_blk_io_port != 0) {
|
|
|
|
List->List[0].Descriptors[count].Type = CmResourceTypePort;
|
|
List->List[0].Descriptors[count].ShareDisposition = CmResourceShareDeviceExclusive;
|
|
List->List[0].Descriptors[count].Flags = CM_RESOURCE_PORT_IO;
|
|
List->List[0].Descriptors[count].u.Port.MinimumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.gp1_blk_io_port;
|
|
List->List[0].Descriptors[count].u.Port.MaximumAddress.LowPart =
|
|
HalpFixedAcpiDescTable.gp1_blk_io_port + (ULONG) HalpFixedAcpiDescTable.gp1_blk_len - 1;
|
|
List->List[0].Descriptors[count].u.Port.Length = (ULONG) HalpFixedAcpiDescTable.gp1_blk_len;
|
|
List->List[0].Descriptors[count].u.Port.Alignment = 1;
|
|
List->List[0].Count++;
|
|
count++;
|
|
}
|
|
#endif // DECLARE_FADT_RESOURCES_AT_ROOT
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS
|
|
HalpAcpiDetectResourceListSize(
|
|
OUT PULONG ResourceListSize
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Given a pointer to an FADT, determine the number of
|
|
CM_PARTIAL_RESOURCE_DESCRIPTORS that are required to
|
|
describe all the resource mentioned in the FADT
|
|
|
|
Arguments:
|
|
|
|
ResourceListSize - Location to store the answer
|
|
|
|
Return Value:
|
|
|
|
STATUS_SUCCESS if everything went okay
|
|
|
|
--*/
|
|
{
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// First of all, assume that we need no resources
|
|
//
|
|
*ResourceListSize = 0;
|
|
|
|
//
|
|
// Is there an interrupt resource required?
|
|
//
|
|
if (HalpFixedAcpiDescTable.sci_int_vector != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
#if DECLARE_FADT_RESOURCES_AT_ROOT
|
|
//
|
|
// Is there an SMI CMD IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.smi_cmd_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there an PM1A Event Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1a_evt_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1B Event Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1b_evt_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1A Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1a_ctrl_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a PM1B Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm1b_ctrl_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a PM2 Control Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm2_ctrl_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a PM Timer Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.pm_tmr_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a GP0 Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.gp0_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
|
|
//
|
|
// Is there a GP1 Block IO Port?
|
|
//
|
|
if (HalpFixedAcpiDescTable.gp1_blk_io_port != 0) {
|
|
*ResourceListSize += 1;
|
|
}
|
|
#endif // DECLARE_FADT_RESOURCES_AT_ROOT
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
VOID
|
|
HalpPiix4Detect(
|
|
BOOLEAN DuringBoot
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine detects both the PIIX4 and the 440BX and
|
|
enables various workarounds. It also disconnects the
|
|
PIIX4 USB controller from the interrupt controller, as
|
|
many BIOSes boot with the USB controller in an
|
|
interrupting state.
|
|
|
|
Arguments:
|
|
|
|
DuringBoot - if TRUE, then do all the things that
|
|
have to happen at first boot
|
|
if FALSE, then do only the things that
|
|
have to happen each time the system
|
|
transitions to system state S0.
|
|
|
|
Note:
|
|
|
|
This routine calls functions that must be called
|
|
at PASSIVE_LEVEL when DuringBoot is TRUE.
|
|
|
|
--*/
|
|
{
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING UnicodeString;
|
|
STRING AString;
|
|
NTSTATUS Status;
|
|
HANDLE BaseHandle = NULL;
|
|
HANDLE Handle = NULL;
|
|
BOOLEAN i440BXpresent = FALSE;
|
|
ULONG Length;
|
|
ULONG BytesRead;
|
|
UCHAR BusNumber;
|
|
ULONG DeviceNumber;
|
|
ULONG FuncNumber;
|
|
PCI_SLOT_NUMBER SlotNumber;
|
|
PCI_COMMON_CONFIG PciHeader;
|
|
UCHAR DevActB;
|
|
UCHAR DramControl;
|
|
ULONG disposition;
|
|
ULONG flags;
|
|
CHAR buffer[20] = {0};
|
|
|
|
struct {
|
|
KEY_VALUE_PARTIAL_INFORMATION Inf;
|
|
UCHAR Data[3];
|
|
} PartialInformation;
|
|
|
|
if (DuringBoot) {
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// Open current control set
|
|
//
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"\\REGISTRY\\MACHINE\\SYSTEM\\CURRENTCONTROLSET");
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&UnicodeString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
NULL,
|
|
(PSECURITY_DESCRIPTOR) NULL);
|
|
|
|
Status = ZwOpenKey (&BaseHandle,
|
|
KEY_READ,
|
|
&ObjectAttributes);
|
|
|
|
if (!NT_SUCCESS(Status)) {
|
|
return;
|
|
}
|
|
|
|
// Get the right key
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"Control\\HAL");
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&UnicodeString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
BaseHandle,
|
|
(PSECURITY_DESCRIPTOR) NULL);
|
|
|
|
Status = ZwCreateKey (&Handle,
|
|
KEY_READ,
|
|
&ObjectAttributes,
|
|
0,
|
|
(PUNICODE_STRING) NULL,
|
|
REG_OPTION_NON_VOLATILE,
|
|
&disposition);
|
|
|
|
if(!NT_SUCCESS(Status)) {
|
|
goto Piix4DetectCleanup;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Check each existing PCI bus for a PIIX4 chip.
|
|
//
|
|
|
|
|
|
for (BusNumber = 0; BusNumber < 0xff; BusNumber++) {
|
|
|
|
SlotNumber.u.AsULONG = 0;
|
|
|
|
for (DeviceNumber = 0; DeviceNumber < PCI_MAX_DEVICES; DeviceNumber ++ ) {
|
|
for (FuncNumber = 0; FuncNumber < PCI_MAX_FUNCTION; FuncNumber ++) {
|
|
|
|
SlotNumber.u.bits.DeviceNumber = DeviceNumber;
|
|
SlotNumber.u.bits.FunctionNumber = FuncNumber;
|
|
|
|
BytesRead = HalGetBusData (
|
|
PCIConfiguration,
|
|
BusNumber,
|
|
SlotNumber.u.AsULONG,
|
|
&PciHeader,
|
|
PCI_COMMON_HDR_LENGTH
|
|
);
|
|
|
|
if (!BytesRead) {
|
|
// past last bus
|
|
goto Piix4DetectEnd;
|
|
}
|
|
|
|
if (PciHeader.VendorID == PCI_INVALID_VENDORID) {
|
|
continue;
|
|
}
|
|
|
|
if (DuringBoot) {
|
|
|
|
//
|
|
// Look for broken 440BX.
|
|
//
|
|
|
|
if (((PciHeader.VendorID == 0x8086) &&
|
|
(PciHeader.DeviceID == 0x7190 ||
|
|
PciHeader.DeviceID == 0x7192) &&
|
|
(PciHeader.RevisionID <= 2))) {
|
|
|
|
i440BXpresent = TRUE;
|
|
|
|
BytesRead = HalGetBusDataByOffset (
|
|
PCIConfiguration,
|
|
BusNumber,
|
|
SlotNumber.u.AsULONG,
|
|
&DramControl,
|
|
0x57,
|
|
1
|
|
);
|
|
|
|
ASSERT(BytesRead == 1);
|
|
|
|
if (DramControl & 0x18) {
|
|
|
|
//
|
|
// This machine is using SDRAM or Registered SDRAM.
|
|
//
|
|
|
|
if (DramControl & 0x20) {
|
|
|
|
//
|
|
// SDRAM dynamic power down unavailable.
|
|
//
|
|
|
|
HalpBroken440BX = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
Status = HalpGetChipHacks(PciHeader.VendorID,
|
|
PciHeader.DeviceID,
|
|
PciHeader.RevisionID,
|
|
&flags);
|
|
|
|
if (NT_SUCCESS(Status)) {
|
|
|
|
if (flags & PM_TIMER_HACK_FLAG) {
|
|
HalpBrokenAcpiTimer = TRUE;
|
|
}
|
|
|
|
if (flags & DISABLE_HIBERNATE_HACK_FLAG) {
|
|
HalpDisableHibernate = TRUE;
|
|
}
|
|
|
|
#if !defined(APIC_HAL)
|
|
if (flags & SET_ACPI_IRQSTACK_HACK_FLAG) {
|
|
HalpSetAcpiIrqHack(2); // AcpiIrqDistributionDispositionStackUp
|
|
}
|
|
#endif
|
|
if (flags & WHACK_ICH_USB_SMI_HACK_FLAG) {
|
|
HalpWhackICHUsbSmi(BusNumber, SlotNumber);
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Look for PIIX4.
|
|
//
|
|
|
|
if (PciHeader.VendorID == 0x8086 && PciHeader.DeviceID == 0x7110) {
|
|
|
|
//
|
|
// Get the power management function
|
|
//
|
|
|
|
SlotNumber.u.bits.FunctionNumber = 3;
|
|
HalGetBusData (
|
|
PCIConfiguration,
|
|
BusNumber,
|
|
SlotNumber.u.AsULONG,
|
|
&PciHeader,
|
|
PCI_COMMON_HDR_LENGTH
|
|
);
|
|
|
|
ASSERT(PciHeader.RevisionID != 0);
|
|
|
|
HalpPiix4 = PciHeader.RevisionID;
|
|
HalpBrokenAcpiTimer = TRUE;
|
|
|
|
//
|
|
// If this is an original piix4, then it has thermal joined
|
|
// with C2&C3&Throttle clock stopping.
|
|
//
|
|
|
|
if (PciHeader.RevisionID <= 1) {
|
|
|
|
//
|
|
// This piix4 needs some help - remember where it is and
|
|
// set the HalpPiix4 flag
|
|
//
|
|
|
|
HalpPiix4BusNumber = BusNumber;
|
|
HalpPiix4SlotNumber = SlotNumber.u.AsULONG;
|
|
|
|
//
|
|
// Does not work MP
|
|
//
|
|
|
|
// ASSERT (KeNumberProcessors == 1);
|
|
|
|
//
|
|
// Read the DevActB register and set all IRQs to be break events
|
|
//
|
|
|
|
HalGetBusDataByOffset (
|
|
PCIConfiguration,
|
|
HalpPiix4BusNumber,
|
|
HalpPiix4SlotNumber,
|
|
&HalpPiix4DevActB,
|
|
0x58,
|
|
sizeof(ULONG)
|
|
);
|
|
|
|
HalpPiix4DevActB |= 0x23;
|
|
|
|
HalSetBusDataByOffset (
|
|
PCIConfiguration,
|
|
HalpPiix4BusNumber,
|
|
HalpPiix4SlotNumber,
|
|
&HalpPiix4DevActB,
|
|
0x58,
|
|
sizeof(ULONG)
|
|
);
|
|
}
|
|
|
|
//
|
|
// Shut off the interrupt for the USB controller.
|
|
//
|
|
|
|
SlotNumber.u.bits.FunctionNumber = 2;
|
|
|
|
HalpStopUhciInterrupt(BusNumber,
|
|
SlotNumber,
|
|
TRUE);
|
|
|
|
// piix4 was found, we're done
|
|
goto Piix4DetectEnd;
|
|
}
|
|
|
|
//
|
|
// Look for ICH, or any other Intel or VIA UHCI USB controller.
|
|
//
|
|
|
|
if ((PciHeader.BaseClass == PCI_CLASS_SERIAL_BUS_CTLR) &&
|
|
(PciHeader.SubClass == PCI_SUBCLASS_SB_USB) &&
|
|
(PciHeader.ProgIf == 0x00)) {
|
|
if (PciHeader.VendorID == 0x8086) {
|
|
|
|
HalpStopUhciInterrupt(BusNumber,
|
|
SlotNumber,
|
|
TRUE);
|
|
|
|
} else if (PciHeader.VendorID == 0x1106) {
|
|
|
|
HalpStopUhciInterrupt(BusNumber,
|
|
SlotNumber,
|
|
FALSE);
|
|
|
|
}
|
|
}
|
|
|
|
//
|
|
// Look for an OHCI-compliant USB controller.
|
|
//
|
|
|
|
if ((PciHeader.BaseClass == PCI_CLASS_SERIAL_BUS_CTLR) &&
|
|
(PciHeader.SubClass == PCI_SUBCLASS_SB_USB) &&
|
|
(PciHeader.ProgIf == 0x10)) {
|
|
|
|
HalpStopOhciInterrupt(BusNumber,
|
|
SlotNumber);
|
|
}
|
|
|
|
if ((FuncNumber == 0) &&
|
|
!PCI_MULTIFUNCTION_DEVICE((&PciHeader))) {
|
|
break;
|
|
}
|
|
|
|
} // func number
|
|
} // device number
|
|
} // bus number
|
|
|
|
Piix4DetectEnd:
|
|
|
|
if (!DuringBoot) {
|
|
return;
|
|
}
|
|
|
|
if (Handle) {
|
|
ZwClose (Handle);
|
|
Handle = NULL;
|
|
}
|
|
|
|
if (i440BXpresent) {
|
|
|
|
// Get the right key
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"Services\\ACPI\\Parameters");
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&UnicodeString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
BaseHandle,
|
|
(PSECURITY_DESCRIPTOR) NULL);
|
|
|
|
Status = ZwCreateKey (&Handle,
|
|
KEY_READ,
|
|
&ObjectAttributes,
|
|
0,
|
|
(PUNICODE_STRING) NULL,
|
|
REG_OPTION_NON_VOLATILE,
|
|
&disposition);
|
|
|
|
if(!NT_SUCCESS(Status)) {
|
|
goto Piix4DetectCleanup;
|
|
}
|
|
|
|
// Get the value of the hack
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"EnableBXWorkAround");
|
|
|
|
Status = ZwQueryValueKey (Handle,
|
|
&UnicodeString,
|
|
KeyValuePartialInformation,
|
|
&PartialInformation,
|
|
sizeof (PartialInformation),
|
|
&Length);
|
|
|
|
if (!NT_SUCCESS(Status)) {
|
|
goto Piix4DetectCleanup;
|
|
}
|
|
|
|
// Check to make sure the retrieved data makes sense
|
|
|
|
if(PartialInformation.Inf.DataLength < sizeof(UCHAR))
|
|
{
|
|
goto Piix4DetectCleanup;
|
|
}
|
|
|
|
HalpBroken440BX = *((PCHAR)(PartialInformation.Inf.Data));
|
|
}
|
|
|
|
Piix4DetectCleanup:
|
|
|
|
if (Handle) ZwClose (Handle);
|
|
if (BaseHandle) ZwClose (BaseHandle);
|
|
}
|
|
|
|
VOID
|
|
HalpInitBootTable (
|
|
IN PLOADER_PARAMETER_BLOCK LoaderBlock
|
|
)
|
|
{
|
|
UCHAR BootRegisterValue;
|
|
|
|
HalpSimpleBootFlagTable = (PBOOT_TABLE)HalpGetAcpiTablePhase0(LoaderBlock, BOOT_SIGNATURE);
|
|
|
|
//
|
|
// We also verify that the CMOS index of the flag offset is >9 to catch those
|
|
// BIOSes (Toshiba) which mistakenly use the time and date fields to store their
|
|
// simple boot flag.
|
|
//
|
|
|
|
if ( HalpSimpleBootFlagTable &&
|
|
(HalpSimpleBootFlagTable->Header.Length >= sizeof(BOOT_TABLE)) &&
|
|
(HalpSimpleBootFlagTable->CMOSIndex > 9)) {
|
|
|
|
if ( HalReadBootRegister (&BootRegisterValue) == STATUS_SUCCESS ) {
|
|
|
|
if ( !(BootRegisterValue & SBF_PNPOS) ) {
|
|
BootRegisterValue |= SBF_PNPOS;
|
|
HalWriteBootRegister (BootRegisterValue);
|
|
}
|
|
}
|
|
|
|
} else {
|
|
|
|
HalpSimpleBootFlagTable = NULL;
|
|
}
|
|
|
|
HalEndOfBoot = HalpEndOfBoot;
|
|
}
|
|
|
|
NTSTATUS
|
|
HalReadBootRegister(
|
|
PUCHAR BootRegisterValue
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Note:
|
|
|
|
--*/
|
|
{
|
|
if (!HalpSimpleBootFlagTable ||
|
|
(HalpSimpleBootFlagTable->CMOSIndex == 0xFFFFFFFF)) return STATUS_NO_SUCH_DEVICE;
|
|
|
|
if (!BootRegisterValue) return STATUS_INVALID_PARAMETER;
|
|
|
|
HalpGetCmosData (0, HalpSimpleBootFlagTable->CMOSIndex, (PVOID)BootRegisterValue, 1);
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS
|
|
HalWriteBootRegister(
|
|
UCHAR BootRegisterValue
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Note:
|
|
|
|
--*/
|
|
{
|
|
UCHAR numbits = 0, mask = 1;
|
|
|
|
if (!HalpSimpleBootFlagTable ||
|
|
(HalpSimpleBootFlagTable->CMOSIndex == 0xFFFFFFFF)) return STATUS_NO_SUCH_DEVICE;
|
|
|
|
for (mask = 1;mask < 128;mask <<= 1) {
|
|
|
|
if (BootRegisterValue & mask) numbits++;
|
|
|
|
}
|
|
|
|
if ( !(numbits & 1) ) {
|
|
|
|
BootRegisterValue |= SBF_PARITY;
|
|
}
|
|
else {
|
|
|
|
BootRegisterValue &= (~SBF_PARITY);
|
|
}
|
|
|
|
HalpSetCmosData (0, HalpSimpleBootFlagTable->CMOSIndex, (PVOID)&BootRegisterValue, 1);
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
VOID
|
|
HalpEndOfBoot(
|
|
VOID
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Note:
|
|
|
|
--*/
|
|
{
|
|
HalpResetSBF();
|
|
}
|
|
|
|
VOID
|
|
HalpResetSBF(
|
|
VOID
|
|
)
|
|
{
|
|
UCHAR value;
|
|
|
|
if (!HalpSimpleBootFlagTable) {
|
|
//
|
|
// No SBF in this machine.
|
|
//
|
|
return;
|
|
}
|
|
|
|
if ( HalReadBootRegister (&value) == STATUS_SUCCESS ) {
|
|
|
|
value &=(~(SBF_BOOTING | SBF_DIAG));
|
|
HalWriteBootRegister (value);
|
|
}
|
|
}
|
|
|
|
VOID
|
|
HalpPutAcpiHacksInRegistry(
|
|
VOID
|
|
)
|
|
{
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING UnicodeString;
|
|
HANDLE BaseHandle = NULL;
|
|
HANDLE Handle = NULL;
|
|
ULONG disposition;
|
|
ULONG value;
|
|
NTSTATUS status;
|
|
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// Open PCI service key.
|
|
//
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"\\REGISTRY\\MACHINE\\SYSTEM\\CURRENTCONTROLSET\\Control\\HAL");
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&UnicodeString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
NULL,
|
|
(PSECURITY_DESCRIPTOR) NULL);
|
|
|
|
status = ZwOpenKey (&BaseHandle,
|
|
KEY_READ,
|
|
&ObjectAttributes);
|
|
|
|
if (!NT_SUCCESS(status)) {
|
|
return;
|
|
}
|
|
|
|
// Get the right key
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"CStateHacks");
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&UnicodeString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
BaseHandle,
|
|
(PSECURITY_DESCRIPTOR) NULL);
|
|
|
|
status = ZwCreateKey (&Handle,
|
|
KEY_READ,
|
|
&ObjectAttributes,
|
|
0,
|
|
(PUNICODE_STRING) NULL,
|
|
REG_OPTION_VOLATILE,
|
|
&disposition);
|
|
|
|
ZwClose(BaseHandle);
|
|
|
|
if (!NT_SUCCESS(status)) {
|
|
return;
|
|
}
|
|
|
|
//
|
|
// Create keys for each of the hacks.
|
|
//
|
|
|
|
value = (ULONG)HalpPiix4;
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"Piix4");
|
|
|
|
status = ZwSetValueKey (Handle,
|
|
&UnicodeString,
|
|
0,
|
|
REG_DWORD,
|
|
&value,
|
|
sizeof(ULONG));
|
|
|
|
//ASSERT(NT_SUCCESS(status));
|
|
|
|
value = (ULONG)HalpBroken440BX;
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"440BX");
|
|
|
|
status = ZwSetValueKey (Handle,
|
|
&UnicodeString,
|
|
0,
|
|
REG_DWORD,
|
|
&value,
|
|
sizeof(ULONG));
|
|
|
|
//ASSERT(NT_SUCCESS(status));
|
|
|
|
#if !defined(_WIN64)
|
|
|
|
value = (ULONG)&HalpOutstandingScatterGatherCount;
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"SGCount");
|
|
|
|
status = ZwSetValueKey (Handle,
|
|
&UnicodeString,
|
|
0,
|
|
REG_DWORD,
|
|
&value,
|
|
sizeof(ULONG));
|
|
|
|
//ASSERT(NT_SUCCESS(status));
|
|
|
|
#endif
|
|
|
|
value = HalpPiix4SlotNumber | (HalpPiix4BusNumber << 16);
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"Piix4Slot");
|
|
|
|
status = ZwSetValueKey (Handle,
|
|
&UnicodeString,
|
|
0,
|
|
REG_DWORD,
|
|
&value,
|
|
sizeof(ULONG));
|
|
|
|
//ASSERT(NT_SUCCESS(status));
|
|
|
|
value = HalpPiix4DevActB;
|
|
|
|
RtlInitUnicodeString (&UnicodeString,
|
|
L"Piix4DevActB");
|
|
|
|
status = ZwSetValueKey (Handle,
|
|
&UnicodeString,
|
|
0,
|
|
REG_DWORD,
|
|
&value,
|
|
sizeof(ULONG));
|
|
|
|
//ASSERT(NT_SUCCESS(status));
|
|
|
|
ZwClose(Handle);
|
|
|
|
return;
|
|
}
|
|
|