mirror of
https://github.com/reactos/reactos.git
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234 lines
9.7 KiB
C
234 lines
9.7 KiB
C
/*
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* PROJECT: ReactOS i8042 (ps/2 keyboard-mouse controller) driver
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: drivers/input/i8042prt/i8042prt.c
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* PURPOSE: Reading the registry
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* PROGRAMMERS: Copyright Victor Kirhenshtein (sauros@iname.com)
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Copyright Jason Filby (jasonfilby@yahoo.com)
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Copyright Martijn Vernooij (o112w8r02@sneakemail.com)
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Copyright 2006-2007 Hervé Poussineau (hpoussin@reactos.org)
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*/
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/* INCLUDES ******************************************************************/
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#include "i8042prt.h"
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#include <debug.h>
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/* FUNCTIONS *****************************************************************/
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NTSTATUS
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ReadRegistryEntries(
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IN PUNICODE_STRING RegistryPath,
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OUT PI8042_SETTINGS Settings)
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{
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RTL_QUERY_REGISTRY_TABLE Parameters[17];
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NTSTATUS Status;
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ULONG DefaultKeyboardDataQueueSize = 0x64;
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PCWSTR DefaultKeyboardDeviceBaseName = L"KeyboardPort";
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ULONG DefaultMouseDataQueueSize = 0x64;
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ULONG DefaultMouseResolution = 3;
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ULONG DefaultMouseSynchIn100ns = 20000000;
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ULONG DefaultNumberOfButtons = 2;
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PCWSTR DefaultPointerDeviceBaseName = L"PointerPort";
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ULONG DefaultPollStatusIterations = 1;
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ULONG DefaultOverrideKeyboardType = 4;
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ULONG DefaultOverrideKeyboardSubtype = 0;
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ULONG DefaultPollingIterations = 12000;
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ULONG DefaultPollingIterationsMaximum = 12000;
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ULONG DefaultResendIterations = 0x3;
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ULONG DefaultSampleRate = 60;
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ULONG DefaultCrashOnCtrlScroll;
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/* Default value for CrashOnCtrlScroll depends if we're
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* running a debug build or a normal build.
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*/
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#if DBG
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DefaultCrashOnCtrlScroll = 1;
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#else
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DefaultCrashOnCtrlScroll = 0;
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#endif
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RtlZeroMemory(Parameters, sizeof(Parameters));
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Parameters[0].Flags = RTL_QUERY_REGISTRY_SUBKEY;
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Parameters[0].Name = L"Parameters";
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Parameters[1].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[1].Name = L"KeyboardDataQueueSize";
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Parameters[1].EntryContext = &Settings->KeyboardDataQueueSize;
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Parameters[1].DefaultType = REG_DWORD;
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Parameters[1].DefaultData = &DefaultKeyboardDataQueueSize;
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Parameters[1].DefaultLength = sizeof(ULONG);
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Parameters[2].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[2].Name = L"KeyboardDeviceBaseName";
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Parameters[2].EntryContext = &Settings->KeyboardDeviceBaseName;
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Parameters[2].DefaultType = REG_SZ;
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Parameters[2].DefaultData = (PVOID)DefaultKeyboardDeviceBaseName;
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Parameters[2].DefaultLength = 0;
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Parameters[3].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[3].Name = L"MouseDataQueueSize";
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Parameters[3].EntryContext = &Settings->MouseDataQueueSize;
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Parameters[3].DefaultType = REG_DWORD;
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Parameters[3].DefaultData = &DefaultMouseDataQueueSize;
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Parameters[3].DefaultLength = sizeof(ULONG);
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Parameters[4].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[4].Name = L"MouseResolution";
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Parameters[4].EntryContext = &Settings->MouseResolution;
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Parameters[4].DefaultType = REG_DWORD;
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Parameters[4].DefaultData = &DefaultMouseResolution;
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Parameters[4].DefaultLength = sizeof(ULONG);
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Parameters[5].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[5].Name = L"MouseSynchIn100ns";
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Parameters[5].EntryContext = &Settings->MouseSynchIn100ns;
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Parameters[5].DefaultType = REG_DWORD;
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Parameters[5].DefaultData = &DefaultMouseSynchIn100ns;
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Parameters[5].DefaultLength = sizeof(ULONG);
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Parameters[6].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[6].Name = L"NumberOfButtons";
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Parameters[6].EntryContext = &Settings->NumberOfButtons;
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Parameters[6].DefaultType = REG_DWORD;
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Parameters[6].DefaultData = &DefaultNumberOfButtons;
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Parameters[6].DefaultLength = sizeof(ULONG);
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Parameters[7].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[7].Name = L"PointerDeviceBaseName";
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Parameters[7].EntryContext = &Settings->PointerDeviceBaseName;
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Parameters[7].DefaultType = REG_SZ;
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Parameters[7].DefaultData = (PVOID)DefaultPointerDeviceBaseName;
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Parameters[7].DefaultLength = 0;
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Parameters[8].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[8].Name = L"PollStatusIterations";
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Parameters[8].EntryContext = &Settings->PollStatusIterations;
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Parameters[8].DefaultType = REG_DWORD;
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Parameters[8].DefaultData = &DefaultPollStatusIterations;
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Parameters[8].DefaultLength = sizeof(ULONG);
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Parameters[9].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[9].Name = L"OverrideKeyboardType";
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Parameters[9].EntryContext = &Settings->OverrideKeyboardType;
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Parameters[9].DefaultType = REG_DWORD;
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Parameters[9].DefaultData = &DefaultOverrideKeyboardType;
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Parameters[9].DefaultLength = sizeof(ULONG);
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Parameters[10].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[10].Name = L"OverrideKeyboardSubtype";
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Parameters[10].EntryContext = &Settings->OverrideKeyboardSubtype;
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Parameters[10].DefaultType = REG_DWORD;
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Parameters[10].DefaultData = &DefaultOverrideKeyboardSubtype;
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Parameters[10].DefaultLength = sizeof(ULONG);
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Parameters[11].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[11].Name = L"PollingIterations";
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Parameters[11].EntryContext = &Settings->PollingIterations;
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Parameters[11].DefaultType = REG_DWORD;
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Parameters[11].DefaultData = &DefaultPollingIterations;
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Parameters[11].DefaultLength = sizeof(ULONG);
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Parameters[12].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[12].Name = L"PollingIterationsMaximum";
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Parameters[12].EntryContext = &Settings->PollingIterationsMaximum;
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Parameters[12].DefaultType = REG_DWORD;
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Parameters[12].DefaultData = &DefaultPollingIterationsMaximum;
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Parameters[12].DefaultLength = sizeof(ULONG);
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Parameters[13].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[13].Name = L"ResendIterations";
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Parameters[13].EntryContext = &Settings->ResendIterations;
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Parameters[13].DefaultType = REG_DWORD;
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Parameters[13].DefaultData = &DefaultResendIterations;
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Parameters[13].DefaultLength = sizeof(ULONG);
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Parameters[14].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[14].Name = L"SampleRate";
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Parameters[14].EntryContext = &Settings->SampleRate;
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Parameters[14].DefaultType = REG_DWORD;
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Parameters[14].DefaultData = &DefaultSampleRate;
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Parameters[14].DefaultLength = sizeof(ULONG);
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Parameters[15].Flags = RTL_QUERY_REGISTRY_DIRECT | RTL_REGISTRY_OPTIONAL;
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Parameters[15].Name = L"CrashOnCtrlScroll";
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Parameters[15].EntryContext = &Settings->CrashOnCtrlScroll;
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Parameters[15].DefaultType = REG_DWORD;
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Parameters[15].DefaultData = &DefaultCrashOnCtrlScroll;
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Parameters[15].DefaultLength = sizeof(ULONG);
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Status = RtlQueryRegistryValues(
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RTL_REGISTRY_ABSOLUTE,
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RegistryPath->Buffer,
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Parameters,
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NULL,
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NULL);
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if (NT_SUCCESS(Status))
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{
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/* Check values */
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if (Settings->KeyboardDataQueueSize < 1)
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Settings->KeyboardDataQueueSize = DefaultKeyboardDataQueueSize;
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if (Settings->MouseDataQueueSize < 1)
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Settings->MouseDataQueueSize = DefaultMouseDataQueueSize;
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if (Settings->NumberOfButtons < 1)
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Settings->NumberOfButtons = DefaultNumberOfButtons;
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if (Settings->PollingIterations < 0x400)
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Settings->PollingIterations = DefaultPollingIterations;
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if (Settings->PollingIterationsMaximum < 0x400)
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Settings->PollingIterationsMaximum = DefaultPollingIterationsMaximum;
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if (Settings->ResendIterations < 1)
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Settings->ResendIterations = DefaultResendIterations;
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}
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else if (Status == STATUS_OBJECT_NAME_NOT_FOUND)
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{
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/* Registry path doesn't exist. Set defaults */
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Settings->KeyboardDataQueueSize = DefaultKeyboardDataQueueSize;
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Settings->MouseDataQueueSize = DefaultMouseDataQueueSize;
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Settings->MouseResolution = DefaultMouseResolution;
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Settings->MouseSynchIn100ns = DefaultMouseSynchIn100ns;
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Settings->NumberOfButtons = DefaultNumberOfButtons;
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Settings->PollStatusIterations = DefaultPollStatusIterations;
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Settings->OverrideKeyboardType = DefaultOverrideKeyboardType;
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Settings->OverrideKeyboardSubtype = DefaultOverrideKeyboardSubtype;
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Settings->PollingIterations = DefaultPollingIterations;
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Settings->PollingIterationsMaximum = DefaultPollingIterationsMaximum;
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Settings->ResendIterations = DefaultResendIterations;
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Settings->SampleRate = DefaultSampleRate;
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Settings->CrashOnCtrlScroll = DefaultCrashOnCtrlScroll;
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if (!RtlCreateUnicodeString(&Settings->KeyboardDeviceBaseName, DefaultKeyboardDeviceBaseName)
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|| !RtlCreateUnicodeString(&Settings->PointerDeviceBaseName, DefaultPointerDeviceBaseName))
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{
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WARN_(I8042PRT, "RtlCreateUnicodeString() failed\n");
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Status = STATUS_NO_MEMORY;
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}
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else
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{
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Status = STATUS_SUCCESS;
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}
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}
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if (NT_SUCCESS(Status))
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{
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INFO_(I8042PRT, "KeyboardDataQueueSize : 0x%lx\n", Settings->KeyboardDataQueueSize);
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INFO_(I8042PRT, "KeyboardDeviceBaseName : %wZ\n", &Settings->KeyboardDeviceBaseName);
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INFO_(I8042PRT, "MouseDataQueueSize : 0x%lx\n", Settings->MouseDataQueueSize);
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INFO_(I8042PRT, "MouseResolution : 0x%lx\n", Settings->MouseResolution);
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INFO_(I8042PRT, "MouseSynchIn100ns : %lu\n", Settings->MouseSynchIn100ns);
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INFO_(I8042PRT, "NumberOfButtons : 0x%lx\n", Settings->NumberOfButtons);
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INFO_(I8042PRT, "PointerDeviceBaseName : %wZ\n", &Settings->PointerDeviceBaseName);
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INFO_(I8042PRT, "PollStatusIterations : 0x%lx\n", Settings->PollStatusIterations);
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INFO_(I8042PRT, "OverrideKeyboardType : 0x%lx\n", Settings->OverrideKeyboardType);
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INFO_(I8042PRT, "OverrideKeyboardSubtype : 0x%lx\n", Settings->OverrideKeyboardSubtype);
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INFO_(I8042PRT, "PollingIterations : 0x%lx\n", Settings->PollingIterations);
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INFO_(I8042PRT, "PollingIterationsMaximum : %lu\n", Settings->PollingIterationsMaximum);
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INFO_(I8042PRT, "ResendIterations : 0x%lx\n", Settings->ResendIterations);
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INFO_(I8042PRT, "SampleRate : %lu\n", Settings->SampleRate);
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}
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return Status;
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}
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