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the last check-in for UsbMouseAbsolutePointer is not correct. do it again. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4342 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian 2007-11-29 06:17:53 +00:00
parent 6a6d955c5f
commit 09f72ae883
7 changed files with 2095 additions and 0 deletions
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377
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/ComponentName.c Normal file
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/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
UsbMouseAbsolutePointerComponentName.c
Abstract:
**/
#include "UsbMouseAbsolutePointer.h"
#include <Library/DebugLib.h>
//
// EFI Component Name Functions
//
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
UsbMouseAbsolutePointerComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
UsbMouseAbsolutePointerComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
//
// EFI Component Name Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gUsbMouseAbsolutePointerComponentName = {
UsbMouseAbsolutePointerComponentNameGetDriverName,
UsbMouseAbsolutePointerComponentNameGetControllerName,
"eng"
};
//
// EFI Component Name 2 Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUsbMouseAbsolutePointerComponentName2 = {
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) UsbMouseAbsolutePointerComponentNameGetDriverName,
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) UsbMouseAbsolutePointerComponentNameGetControllerName,
"en"
};
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUsbMouseAbsolutePointerDriverNameTable[] = {
{ "eng;en", L"Usb Mouse Simulate TouchPad Driver" },
{ NULL , NULL }
};
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
UsbMouseAbsolutePointerComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
)
{
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
mUsbMouseAbsolutePointerDriverNameTable,
DriverName,
(BOOLEAN)(This == &gUsbMouseAbsolutePointerComponentName)
);
}
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
UsbMouseAbsolutePointerComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
)
{
EFI_STATUS Status;
USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointerDev;
EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointerProtocol;
EFI_USB_IO_PROTOCOL *UsbIoProtocol;
//
// This is a device driver, so ChildHandle must be NULL.
//
if (ChildHandle != NULL) {
return EFI_UNSUPPORTED;
}
//
// Check Controller's handle
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiUsbIoProtocolGuid,
(VOID **) &UsbIoProtocol,
gUsbMouseAbsolutePointerDriverBinding.DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (!EFI_ERROR (Status)) {
gBS->CloseProtocol (
ControllerHandle,
&gEfiUsbIoProtocolGuid,
gUsbMouseAbsolutePointerDriverBinding.DriverBindingHandle,
ControllerHandle
);
return EFI_UNSUPPORTED;
}
if (Status != EFI_ALREADY_STARTED) {
return EFI_UNSUPPORTED;
}
//
// Get the device context
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiAbsolutePointerProtocolGuid,
(VOID **) &AbsolutePointerProtocol,
gUsbMouseAbsolutePointerDriverBinding.DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return Status;
}
UsbMouseAbsolutePointerDev = USB_MOUSE_ABSOLUTE_POINTER_DEV_FROM_MOUSE_PROTOCOL (AbsolutePointerProtocol);
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
UsbMouseAbsolutePointerDev->ControllerNameTable,
ControllerName,
(BOOLEAN)(This == &gUsbMouseAbsolutePointerComponentName)
);
}

1025
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/UsbMouseAbsolutePointer.c Normal file
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106
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/UsbMouseAbsolutePointer.h Normal file
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/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
UsbMouseAbsolutePointer.h
Abstract:
**/
#ifndef _USB_MOUSE_ABSOLUTE_POINTER_H
#define _USB_MOUSE_ABSOLUTE_POINTER_H
#include <PiDxe.h>
#include <Protocol/AbsolutePointer.h>
#include <Protocol/UsbIo.h>
#include <Protocol/DevicePath.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/BaseLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
#include <Library/UsbLib.h>
#include <IndustryStandard/Usb.h>
#define CLASS_HID 3
#define SUBCLASS_BOOT 1
#define PROTOCOL_MOUSE 2
#define BOOT_PROTOCOL 0
#define REPORT_PROTOCOL 1
#define USB_MOUSE_ABSOLUTE_POINTER_DEV_SIGNATURE EFI_SIGNATURE_32 ('u', 'm', 's', 't')
typedef struct {
BOOLEAN ButtonDetected;
UINT8 ButtonMinIndex;
UINT8 ButtonMaxIndex;
UINT8 Reserved;
} PRIVATE_DATA;
typedef struct {
UINTN Signature;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_EVENT DelayedRecoveryEvent;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_USB_INTERFACE_DESCRIPTOR *InterfaceDescriptor;
EFI_USB_ENDPOINT_DESCRIPTOR *IntEndpointDescriptor;
UINT8 NumberOfButtons;
INT32 XLogicMax;
INT32 XLogicMin;
INT32 YLogicMax;
INT32 YLogicMin;
EFI_ABSOLUTE_POINTER_PROTOCOL AbsolutePointerProtocol;
EFI_ABSOLUTE_POINTER_STATE AbsolutePointerState;
EFI_ABSOLUTE_POINTER_MODE AbsolutePointerMode;
BOOLEAN AbsolutePointerStateChanged;
PRIVATE_DATA PrivateData;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
} USB_MOUSE_ABSOLUTE_POINTER_DEV;
#define USB_MOUSE_ABSOLUTE_POINTER_DEV_FROM_MOUSE_PROTOCOL(a) \
CR(a, USB_MOUSE_ABSOLUTE_POINTER_DEV, AbsolutePointerProtocol, USB_MOUSE_ABSOLUTE_POINTER_DEV_SIGNATURE)
VOID
EFIAPI
USBMouseAbsolutePointerRecoveryHandler (
IN EFI_EVENT Event,
IN VOID *Context
);
//
// Global Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gUsbMouseAbsolutePointerDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gUsbMouseAbsolutePointerComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMouseAbsolutePointerComponentName2;
extern EFI_GUID gEfiUsbMouseAbsolutePointerDriverGuid;
VOID
MouseAbsolutePointerReportStatusCode (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN EFI_STATUS_CODE_TYPE CodeType,
IN EFI_STATUS_CODE_VALUE Value
);
#endif

67
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/UsbMouseAbsolutePointerDxe.inf Normal file
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#/** @file
# Component name for module UsbMouseAbsolutePointerDxe
#
# FIX ME!
# Copyright (c) 2006, Intel Corporation.
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
#
#**/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = UsbMouseAbsolutePointerDxe
FILE_GUID = 4EA43463-747C-46eb-97FB-B0E5C5F05306
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
EDK_RELEASE_VERSION = 0x00020000
EFI_SPECIFICATION_VERSION = 0x00020000
ENTRY_POINT = USBMouseAbsolutePointerDriverBindingEntryPoint
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
[Sources.common]
mousehid.h
ComponentName.c
UsbMouseAbsolutePointer.c
mousehid.c
UsbMouseAbsolutePointer.h
[Packages]
MdePkg/MdePkg.dec
[LibraryClasses]
MemoryAllocationLib
UefiLib
UefiBootServicesTableLib
UefiDriverEntryPoint
BaseMemoryLib
ReportStatusCodeLib
PcdLib
UsbLib
[Protocols]
gEfiUsbIoProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiDevicePathProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiAbsolutePointerProtocolGuid # PROTOCOL ALWAYS_CONSUMED
[FixedPcd]
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseInterfaceError
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseEnable
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseDisable
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseInputError
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseReset

73
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/UsbMouseAbsolutePointerDxe.msa Normal file
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<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<MsaHeader>
<ModuleName>UsbMouseAbsolutePointerDxe</ModuleName>
<ModuleType>DXE_DRIVER</ModuleType>
<GuidValue>4EA43463-747C-46eb-97FB-B0E5C5F05306</GuidValue>
<Version>1.0</Version>
<Abstract>Component name for module UsbMouseAbsolutePointer</Abstract>
<Description>FIX ME!</Description>
<Copyright>Copyright (c) 2006, Intel Corporation. </Copyright>
<License>All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.</License>
<Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
</MsaHeader>
<ModuleDefinitions>
<SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>UsbMouseAbsolutePointerDxe</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>ReportStatusCodeLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiDriverEntryPoint</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiBootServicesTableLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>MemoryAllocationLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>UsbMouseAbsolutePointer.h</Filename>
<Filename>mousehid.c</Filename>
<Filename>UsbMouseAbsolutePointer.c</Filename>
<Filename>ComponentName.c</Filename>
<Filename>mousehid.h</Filename>
</SourceFiles>
<PackageDependencies>
<Package PackageGuid="1E73767F-8F52-4603-AEB4-F29B510B6766"/>
<Package PackageGuid="2759ded5-bb57-4b06-af4f-c398fa552719"/>
</PackageDependencies>
<Protocols>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiAbsolutePointerProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiDevicePathProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiUsbIoProtocolGuid</ProtocolCName>
</Protocol>
</Protocols>
<Externs>
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
<Extern>
<ModuleEntryPoint>USBMouseAbsolutePointerDriverBindingEntryPoint</ModuleEntryPoint>
</Extern>
</Externs>
</ModuleSurfaceArea>

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MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/mousehid.c Normal file
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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
Mousehid.c
Abstract:
Parse mouse hid descriptor
**/
#include "mousehid.h"
//
// Get an item from report descriptor
//
/**
Get Next Item
@param StartPos Start Position
@param EndPos End Position
@param HidItem HidItem to return
@return Position
**/
STATIC
UINT8 *
GetNextItem (
IN UINT8 *StartPos,
IN UINT8 *EndPos,
OUT HID_ITEM *HidItem
)
{
UINT8 Temp;
if ((EndPos - StartPos) <= 0) {
return NULL;
}
Temp = *StartPos;
StartPos++;
//
// bit 2,3
//
HidItem->Type = (UINT8) ((Temp >> 2) & 0x03);
//
// bit 4-7
//
HidItem->Tag = (UINT8) ((Temp >> 4) & 0x0F);
if (HidItem->Tag == HID_ITEM_TAG_LONG) {
//
// Long Items are not supported by HID rev1.0,
// although we try to parse it.
//
HidItem->Format = HID_ITEM_FORMAT_LONG;
if ((EndPos - StartPos) >= 2) {
HidItem->Size = *StartPos++;
HidItem->Tag = *StartPos++;
if ((EndPos - StartPos) >= HidItem->Size) {
HidItem->Data.LongData = StartPos;
StartPos += HidItem->Size;
return StartPos;
}
}
} else {
HidItem->Format = HID_ITEM_FORMAT_SHORT;
//
// bit 0, 1
//
HidItem->Size = (UINT8) (Temp & 0x03);
switch (HidItem->Size) {
case 0:
//
// No data
//
return StartPos;
case 1:
//
// One byte data
//
if ((EndPos - StartPos) >= 1) {
HidItem->Data.U8 = *StartPos++;
return StartPos;
}
case 2:
//
// Two byte data
//
if ((EndPos - StartPos) >= 2) {
CopyMem (&HidItem->Data.U16, StartPos, sizeof (UINT16));
StartPos += 2;
return StartPos;
}
case 3:
//
// 4 byte data, adjust size
//
HidItem->Size++;
if ((EndPos - StartPos) >= 4) {
CopyMem (&HidItem->Data.U32, StartPos, sizeof (UINT32));
StartPos += 4;
return StartPos;
}
}
}
return NULL;
}
/**
Get Item Data
@param HidItem HID_ITEM
@return HidItem Data
**/
STATIC
UINT32
GetItemData (
IN HID_ITEM *HidItem
)
{
//
// Get Data from HID_ITEM structure
//
switch (HidItem->Size) {
case 1:
return HidItem->Data.U8;
case 2:
return HidItem->Data.U16;
case 4:
return HidItem->Data.U32;
}
return 0;
}
/**
Parse Local Item
@param UsbMouseAbsolutePointer USB_MOUSE_ABSOLUTE_POINTER_DEV
@param LocalItem Local Item
**/
STATIC
VOID
ParseLocalItem (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN HID_ITEM *LocalItem
)
{
UINT32 Data;
if (LocalItem->Size == 0) {
//
// No expected data for local item
//
return ;
}
Data = GetItemData (LocalItem);
switch (LocalItem->Tag) {
case HID_LOCAL_ITEM_TAG_DELIMITER:
//
// we don't support delimiter here
//
return ;
case HID_LOCAL_ITEM_TAG_USAGE:
return ;
case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
if (UsbMouseAbsolutePointer->PrivateData.ButtonDetected) {
UsbMouseAbsolutePointer->PrivateData.ButtonMinIndex = (UINT8) Data;
}
return ;
case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
{
if (UsbMouseAbsolutePointer->PrivateData.ButtonDetected) {
UsbMouseAbsolutePointer->PrivateData.ButtonMaxIndex = (UINT8) Data;
}
return ;
}
}
}
STATIC
VOID
ParseGlobalItem (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN HID_ITEM *GlobalItem
)
{
UINT8 UsagePage;
switch (GlobalItem->Tag) {
case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
{
UsagePage = (UINT8) GetItemData (GlobalItem);
//
// We only care Button Page here
//
if (UsagePage == 0x09) {
//
// Button Page
//
UsbMouseAbsolutePointer->PrivateData.ButtonDetected = TRUE;
return ;
}
break;
}
}
}
/**
Parse Main Item
@param UsbMouseAbsolutePointer USB_MOUSE_ABSOLUTE_POINTER_DEV
@param MainItem HID_ITEM to parse
@return VOID
**/
STATIC
VOID
ParseMainItem (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN HID_ITEM *MainItem
)
{
//
// we don't care any main items, just skip
//
return ;
}
/**
Parse Hid Item
@param UsbMouseAbsolutePointer USB_MOUSE_ABSOLUTE_POINTER_DEV
@param HidItem HidItem to parse
@return VOID
**/
STATIC
VOID
ParseHidItem (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN HID_ITEM *HidItem
)
{
switch (HidItem->Type) {
case HID_ITEM_TYPE_MAIN:
//
// For Main Item, parse main item
//
ParseMainItem (UsbMouseAbsolutePointer, HidItem);
break;
case HID_ITEM_TYPE_GLOBAL:
//
// For global Item, parse global item
//
ParseGlobalItem (UsbMouseAbsolutePointer, HidItem);
break;
case HID_ITEM_TYPE_LOCAL:
//
// For Local Item, parse local item
//
ParseLocalItem (UsbMouseAbsolutePointer, HidItem);
break;
}
}
//
// A simple parse just read some field we are interested in
//
/**
Parse Mouse Report Descriptor
@param UsbMouse USB_MOUSE_DEV
@param ReportDescriptor Report descriptor to parse
@param ReportSize Report descriptor size
@retval EFI_DEVICE_ERROR Report descriptor error
@retval EFI_SUCCESS Success
**/
EFI_STATUS
ParseMouseReportDescriptor (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
)
{
UINT8 *DescriptorEnd;
UINT8 *ptr;
HID_ITEM HidItem;
DescriptorEnd = ReportDescriptor + ReportSize;
ptr = GetNextItem (ReportDescriptor, DescriptorEnd, &HidItem);
while (ptr != NULL) {
if (HidItem.Format != HID_ITEM_FORMAT_SHORT) {
//
// Long Format Item is not supported at current HID revision
//
return EFI_DEVICE_ERROR;
}
ParseHidItem (UsbMouseAbsolutePointer, &HidItem);
ptr = GetNextItem (ptr, DescriptorEnd, &HidItem);
}
UsbMouseAbsolutePointer->NumberOfButtons = (UINT8) (UsbMouseAbsolutePointer->PrivateData.ButtonMaxIndex - UsbMouseAbsolutePointer->PrivateData.ButtonMinIndex + 1);
UsbMouseAbsolutePointer->XLogicMax = UsbMouseAbsolutePointer->YLogicMax = 1023;
UsbMouseAbsolutePointer->XLogicMin = UsbMouseAbsolutePointer->YLogicMin = -1023;
return EFI_SUCCESS;
}

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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
MouseHid.h
Abstract:
**/
#ifndef __MOUSE_HID_H
#define __MOUSE_HID_H
#include "UsbMouseAbsolutePointer.h"
//
// HID Item general structure
//
typedef struct _hid_item {
UINT16 Format;
UINT8 Size;
UINT8 Type;
UINT8 Tag;
union {
UINT8 U8;
UINT16 U16;
UINT32 U32;
INT8 I8;
INT16 I16;
INT32 I32;
UINT8 *LongData;
} Data;
} HID_ITEM;
typedef struct {
UINT16 UsagePage;
INT32 LogicMin;
INT32 LogicMax;
INT32 PhysicalMin;
INT32 PhysicalMax;
UINT16 UnitExp;
UINT16 UINT;
UINT16 ReportId;
UINT16 ReportSize;
UINT16 ReportCount;
} HID_GLOBAL;
typedef struct {
UINT16 Usage[16]; /* usage array */
UINT16 UsageIndex;
UINT16 UsageMin;
} HID_LOCAL;
typedef struct {
UINT16 Type;
UINT16 Usage;
} HID_COLLECTION;
typedef struct {
HID_GLOBAL Global;
HID_GLOBAL GlobalStack[8];
UINT32 GlobalStackPtr;
HID_LOCAL Local;
HID_COLLECTION CollectionStack[8];
UINT32 CollectionStackPtr;
} HID_PARSER;
EFI_STATUS
ParseMouseReportDescriptor (
IN USB_MOUSE_ABSOLUTE_POINTER_DEV *UsbMouseAbsolutePointer,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
);
#endif