tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Code Scrub for USB mouse driver. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7151 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xli24 2008-12-30 05:55:39 +00:00
parent 70ec469973
commit 29129ce463
6 changed files with 792 additions and 946 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

168
MdeModulePkg/Bus/Usb/UsbMouseDxe/ComponentName.c
View File

@ -1,6 +1,5 @@
/** @file
UEFI Component Name(2) protocol implementation for Usb Mouse driver.
UEFI Component Name(2) protocol implementation for USB Mouse driver.
Copyright (c) 2004 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
@ -13,138 +12,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "UsbMouse.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
UsbMouseComponentNameGetDriverName (
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
UsbMouseComponentNameGetControllerName (
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
@ -165,13 +34,11 @@ GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gUsbMouseComponentNam
};
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUsbMouseDriverNameTable[] = {
{ "eng;en", L"Usb Mouse Driver" },
{ NULL , NULL }
};
/**
Retrieves a Unicode string that is the user readable name of the driver.
@ -182,10 +49,9 @@ GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUsbMouseDriverNameTable[
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
@param This 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
@param Language 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
@ -193,8 +59,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUsbMouseDriverNameTable[
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.
@param DriverName 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.
@ -202,11 +67,8 @@ GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mUsbMouseDriverNameTable[
@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.
@ -241,15 +103,13 @@ UsbMouseComponentNameGetDriverName (
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
@param This 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
@param ControllerHandle 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
@param ChildHandle 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
@ -257,8 +117,7 @@ UsbMouseComponentNameGetDriverName (
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
@param Language 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
@ -266,8 +125,7 @@ UsbMouseComponentNameGetDriverName (
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.
@param ControllerName 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
@ -278,20 +136,14 @@ UsbMouseComponentNameGetDriverName (
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.

271
MdeModulePkg/Bus/Usb/UsbMouseDxe/MouseHid.c
View File

@ -1,6 +1,5 @@
/** @file
Parse mouse hid descriptor.
Helper functions to parse HID report descriptor and items.
Copyright (c) 2004 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
@ -13,21 +12,31 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "MouseHid.h"
#include "UsbMouse.h"
/**
Get next item from report descriptor.
Get next HID item from report descriptor.
@param StartPos Start Position.
@param EndPos End Position.
@param HidItem HidItem to return.
This function retrieves next HID item from report descriptor, according to
the start position.
According to USB HID Specification, An item is piece of information
about the device. All items have a one-byte prefix that contains
the item tag, item type, and item size.
There are two basic types of items: short items and long items.
If the item is a short item, its optional data size may be 0, 1, 2, or 4 bytes.
Only short item is supported here.
@return Position.
@param StartPos Start position of the HID item to get.
@param EndPos End position of the range to get the the next HID item.
@param HidItem Buffer for the HID Item to return.
@return Pointer to end of the HID item returned.
NULL if no HID item retrieved.
**/
UINT8 *
GetNextItem (
GetNextHidItem (
IN UINT8 *StartPos,
IN UINT8 *EndPos,
OUT HID_ITEM *HidItem
@ -35,25 +44,25 @@ GetNextItem (
{
UINT8 Temp;
if ((EndPos - StartPos) <= 0) {
if (EndPos <= StartPos) {
return NULL;
}
Temp = *StartPos;
StartPos++;
//
// bit 2,3
// Bit format of prefix byte:
// Bits 0-1: Size
// Bits 2-3: Type
// Bits 4-7: Tag
//
HidItem->Type = (UINT8) ((Temp >> 2) & 0x03);
//
// bit 4-7
//
HidItem->Tag = (UINT8) ((Temp >> 4) & 0x0F);
HidItem->Type = BitFieldRead8 (Temp, 2, 3);
HidItem->Tag = BitFieldRead8 (Temp, 4, 7);
if (HidItem->Tag == HID_ITEM_TAG_LONG) {
//
// Long Items are not supported by HID rev1.0,
// although we try to parse it.
// Long Items are not supported, although we try to parse it.
//
HidItem->Format = HID_ITEM_FORMAT_LONG;
@ -69,12 +78,9 @@ GetNextItem (
}
} else {
HidItem->Format = HID_ITEM_FORMAT_SHORT;
//
// bit 0, 1
//
HidItem->Size = (UINT8) (Temp & 0x03);
switch (HidItem->Size) {
HidItem->Size = BitFieldRead8 (Temp, 0, 1);
switch (HidItem->Size) {
case 0:
//
// No data
@ -83,7 +89,7 @@ GetNextItem (
case 1:
//
// One byte data
// 1-byte data
//
if ((EndPos - StartPos) >= 1) {
HidItem->Data.U8 = *StartPos++;
@ -92,7 +98,7 @@ GetNextItem (
case 2:
//
// Two byte data
// 2-byte data
//
if ((EndPos - StartPos) >= 2) {
CopyMem (&HidItem->Data.U16, StartPos, sizeof (UINT16));
@ -102,9 +108,9 @@ GetNextItem (
case 3:
//
// 4 byte data, adjust size
// 4-byte data, adjust size
//
HidItem->Size++;
HidItem->Size = 4;
if ((EndPos - StartPos) >= 4) {
CopyMem (&HidItem->Data.U32, StartPos, sizeof (UINT32));
StartPos += 4;
@ -118,11 +124,15 @@ GetNextItem (
/**
Get item data from report descriptor.
Get data from HID item.
@param HidItem The pointer to HID_ITEM.
This function retrieves data from HID item.
It only supports short items, which has 4 types of data:
0, 1, 2, or 4 bytes.
@return The Data of HidItem.
@param HidItem Pointer to the HID item.
@return The data of HID item.
**/
UINT32
@ -131,140 +141,28 @@ GetItemData (
)
{
//
// Get Data from HID_ITEM structure
// Get data from HID item.
//
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 from report descriptor.
Parse HID item from report descriptor.
There are three item types: Main, Global, and Local.
This function parses these types of HID items according
to tag info.
@param UsbMouse The instance of USB_MOUSE_DEV
@param LocalItem The pointer to local hid item
**/
VOID
ParseLocalItem (
IN USB_MOUSE_DEV *UsbMouse,
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 (UsbMouse->PrivateData.ButtonDetected) {
UsbMouse->PrivateData.ButtonMinIndex = (UINT8) Data;
}
return ;
case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
{
if (UsbMouse->PrivateData.ButtonDetected) {
UsbMouse->PrivateData.ButtonMaxIndex = (UINT8) Data;
}
return ;
}
}
}
/**
Parse global item from report descriptor.
@param UsbMouse The instance of USB_MOUSE_DEV
@param GlobalItem The pointer to global hid item
**/
VOID
ParseGlobalItem (
IN USB_MOUSE_DEV *UsbMouse,
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
//
UsbMouse->PrivateData.ButtonDetected = TRUE;
return ;
}
break;
}
}
}
/**
Parse main item from report descriptor.
@param UsbMouse The instance of USB_MOUSE_DEV
@param MainItem Main hid item to parse
**/
VOID
ParseMainItem (
IN USB_MOUSE_DEV *UsbMouse,
IN HID_ITEM *MainItem
)
{
//
// we don't care any main items, just skip
//
return ;
}
/**
Parse hid item from report descriptor.
@param UsbMouse The instance of USB_MOUSE_DEV
@param HidItem The hid item to parse
@param HidItem The HID item to parse
**/
VOID
@ -273,28 +171,59 @@ ParseHidItem (
IN HID_ITEM *HidItem
)
{
UINT8 Data;
switch (HidItem->Type) {
case HID_ITEM_TYPE_MAIN:
//
// For Main Item, parse main item
// we don't care any main items, just skip
//
ParseMainItem (UsbMouse, HidItem);
break;
return;
case HID_ITEM_TYPE_GLOBAL:
//
// For global Item, parse global item
// For global items, we only care Usage Page tag for Button Page here
//
ParseGlobalItem (UsbMouse, HidItem);
break;
if (HidItem->Tag == HID_GLOBAL_ITEM_TAG_USAGE_PAGE) {
Data = (UINT8) GetItemData (HidItem);
if (Data == 0x09) {
//
// Button Page
//
UsbMouse->PrivateData.ButtonDetected = TRUE;
}
}
return;
case HID_ITEM_TYPE_LOCAL:
if (HidItem->Size == 0) {
//
// For Local Item, parse local item
// No expected data for local item
//
ParseLocalItem (UsbMouse, HidItem);
break;
return ;
}
Data = (UINT8) GetItemData (HidItem);
switch (HidItem->Tag) {
case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
if (UsbMouse->PrivateData.ButtonDetected) {
UsbMouse->PrivateData.ButtonMinIndex = Data;
}
return ;
case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
{
if (UsbMouse->PrivateData.ButtonDetected) {
UsbMouse->PrivateData.ButtonMaxIndex = Data;
}
return ;
}
default:
return;
}
}
}
@ -302,17 +231,22 @@ ParseHidItem (
/**
Parse Mouse Report Descriptor.
According to USB HID Specification, report descriptors are
composed of pieces of information. Each piece of information
is called an Item. This function retrieves each item from
the report descriptor and updates USB_MOUSE_DEV.
@param UsbMouse The instance of USB_MOUSE_DEV
@param ReportDescriptor Report descriptor to parse
@param ReportSize Report descriptor size
@retval EFI_DEVICE_ERROR Report descriptor error
@retval EFI_SUCCESS Parse descriptor success
@retval EFI_SUCCESS Report descriptor successfully parsed.
@retval EFI_UNSUPPORTED Report descriptor contains long item.
**/
EFI_STATUS
ParseMouseReportDescriptor (
IN USB_MOUSE_DEV *UsbMouse,
OUT USB_MOUSE_DEV *UsbMouse,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
)
@ -323,24 +257,25 @@ ParseMouseReportDescriptor (
DescriptorEnd = ReportDescriptor + ReportSize;
Ptr = GetNextItem (ReportDescriptor, DescriptorEnd, &HidItem);
Ptr = GetNextHidItem (ReportDescriptor, DescriptorEnd, &HidItem);
while (Ptr != NULL) {
if (HidItem.Format != HID_ITEM_FORMAT_SHORT) {
//
// Long Format Item is not supported at current HID revision
// Long Item is not supported at current HID revision
//
return EFI_DEVICE_ERROR;
return EFI_UNSUPPORTED;
}
ParseHidItem (UsbMouse, &HidItem);
Ptr = GetNextItem (Ptr, DescriptorEnd, &HidItem);
Ptr = GetNextHidItem (Ptr, DescriptorEnd, &HidItem);
}
UsbMouse->NumberOfButtons = (UINT8) (UsbMouse->PrivateData.ButtonMaxIndex - UsbMouse->PrivateData.ButtonMinIndex + 1);
UsbMouse->XLogicMax = UsbMouse->YLogicMax = 127;
UsbMouse->XLogicMin = UsbMouse->YLogicMin = -127;
UsbMouse->XLogicMax = 127;
UsbMouse->YLogicMax = 127;
UsbMouse->XLogicMin = -127;
UsbMouse->YLogicMin = -127;
return EFI_SUCCESS;
}

91
MdeModulePkg/Bus/Usb/UsbMouseDxe/MouseHid.h
View File

@ -1,91 +0,0 @@
/** @file
The interface of HID data structure.
Copyright (c) 2004 - 2008, 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.
**/
#ifndef _EFI_MOUSE_HID_H_
#define _EFI_MOUSE_HID_H_
#include "UsbMouse.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;
/**
Parse Mouse Report Descriptor.
@param UsbMouse The instance of USB_MOUSE_DEV
@param ReportDescriptor Report descriptor to parse
@param ReportSize Report descriptor size
@retval EFI_DEVICE_ERROR Report descriptor error
@retval EFI_SUCCESS Parse descriptor success
**/
EFI_STATUS
ParseMouseReportDescriptor (
IN USB_MOUSE_DEV *UsbMouse,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
);
#endif

592
MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.c
View File

File diff suppressed because it is too large Load Diff

407
MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.h
View File

@ -1,5 +1,4 @@
/** @file
Helper routine and corresponding data struct used by USB Mouse Driver.
Copyright (c) 2004 - 2008, Intel Corporation
@ -31,6 +30,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
#include <Library/UefiUsbLib.h>
#include <Library/DebugLib.h>
#include <IndustryStandard/Usb.h>
@ -43,20 +43,26 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#define USB_MOUSE_DEV_SIGNATURE SIGNATURE_32 ('u', 'm', 'o', 'u')
///
/// Button range and status
///
typedef struct {
BOOLEAN ButtonDetected;
UINT8 ButtonMinIndex;
UINT8 ButtonMaxIndex;
UINT8 Reserved;
} PRIVATE_DATA;
} USB_MOUSE_BUTTON_DATA;
///
/// Device instance of USB mouse.
///
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;
EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
EFI_USB_ENDPOINT_DESCRIPTOR IntEndpointDescriptor;
UINT8 NumberOfButtons;
INT32 XLogicMax;
INT32 XLogicMin;
@ -66,82 +72,52 @@ typedef struct {
EFI_SIMPLE_POINTER_STATE State;
EFI_SIMPLE_POINTER_MODE Mode;
BOOLEAN StateChanged;
PRIVATE_DATA PrivateData;
USB_MOUSE_BUTTON_DATA PrivateData;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
} USB_MOUSE_DEV;
///
/// General HID Item structure
///
typedef struct {
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;
#define USB_MOUSE_DEV_FROM_MOUSE_PROTOCOL(a) \
CR(a, USB_MOUSE_DEV, SimplePointerProtocol, USB_MOUSE_DEV_SIGNATURE)
/**
Timer handler for Delayed Recovery timer.
@param Event The Delayed Recovery event.
@param Context Points to the USB_KB_DEV instance.
**/
VOID
EFIAPI
USBMouseRecoveryHandler (
IN EFI_EVENT Event,
IN VOID *Context
);
//
// Global Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gUsbMouseDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gUsbMouseComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMouseComponentName2;
extern EFI_GUID gEfiUsbMouseDriverGuid;
//
// Functions of Driver Binding Protocol
//
/**
Report Status Code in Usb Bot Driver.
Check whether USB mouse driver supports this device.
@param DevicePath Use this to get Device Path
@param CodeType Status Code Type
@param CodeValue Status Code Value
@param This The USB mouse driver binding protocol.
@param Controller The controller handle to check.
@param RemainingDevicePath The remaining device path.
@return None
**/
VOID
MouseReportStatusCode (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN EFI_STATUS_CODE_TYPE CodeType,
IN EFI_STATUS_CODE_VALUE Value
);
/**
The USB Mouse driver entry pointer.
@param ImageHandle The driver image handle.
@param SystemTable The system table.
@return EFI_SUCCESS The component name protocol is installed.
@return Others Failed to init the usb driver.
**/
EFI_STATUS
EFIAPI
USBMouseDriverBindingEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
/**
Test to see if this driver supports ControllerHandle. Any ControllerHandle
that has UsbIoProtocol installed will be supported.
@param This Protocol instance pointer.
@param Controller Handle of device to test.
@param RemainingDevicePath Not used.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_UNSUPPORTED This driver does not support this device.
@retval EFI_SUCCESS The driver supports this controller.
@retval other This device isn't supported.
**/
EFI_STATUS
@ -153,17 +129,22 @@ USBMouseDriverBindingSupported (
);
/**
Starting the Usb Mouse Driver.
Starts the mouse device with this driver.
@param This Protocol instance pointer.
@param Controller Handle of device to test
@param RemainingDevicePath Not used
This function consumes USB I/O Portocol, intializes USB mouse device,
installs Simple Pointer Protocol, and submits Asynchronous Interrupt
Transfer to manage the USB mouse device.
@param This The USB mouse driver binding instance.
@param Controller Handle of device to bind driver to.
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_UNSUPPORTED This driver does not support this device.
@retval EFI_DEVICE_ERROR This driver cannot be started due to device Error.
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
@retval EFI_ALREADY_STARTED Thios driver has been started.
@retval EFI_ALREADY_STARTED This driver has been started.
**/
EFI_STATUS
@ -175,16 +156,16 @@ USBMouseDriverBindingStart (
);
/**
Stop this driver on ControllerHandle. Support stoping any child handles
created by this driver.
Stop the USB mouse device handled by this driver.
@param This Protocol instance pointer.
@param Controller Handle of device to stop driver on.
@param NumberOfChildren Number of Children in the ChildHandleBuffer.
@param ChildHandleBuffer List of handles for the children we need to stop.
@param This The USB mouse driver binding protocol.
@param Controller The controller to release.
@param NumberOfChildren The number of handles in ChildHandleBuffer.
@param ChildHandleBuffer The array of child handle.
@retval EFI_SUCCESS The controller or children are stopped.
@retval Other Failed to stop the driver.
@retval EFI_SUCCESS The device was stopped.
@retval EFI_UNSUPPORTED Simple Pointer Protocol is not installed on Controller.
@retval Others Fail to uninstall protocols attached on the device.
**/
EFI_STATUS
@ -196,4 +177,278 @@ USBMouseDriverBindingStop (
IN EFI_HANDLE *ChildHandleBuffer
);
//
// 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 A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language 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 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
UsbMouseComponentNameGetDriverName (
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 A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle 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 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 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 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
UsbMouseComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
//
// Internal worker functions
//
/**
Uses USB I/O to check whether the device is a USB mouse device.
@param UsbIo Pointer to a USB I/O protocol instance.
@retval TRUE Device is a USB mouse device.
@retval FALSE Device is a not USB mouse device.
**/
BOOLEAN
IsUsbMouse (
IN EFI_USB_IO_PROTOCOL *UsbIo
);
/**
Initialize the USB mouse device.
This function retrieves and parses HID report descriptor, and
initializes state of USB_MOUSE_DEV. Then it sets indefinite idle
rate for the device. Finally it creates event for delayed recovery,
which deals with device error.
@param UsbMouseDev Device instance to be initialized.
@retval EFI_SUCCESS USB mouse device successfully initialized..
@retval EFI_UNSUPPORTED HID descriptor type is not report descriptor.
@retval Other USB mouse device was not initialized successfully.
**/
EFI_STATUS
InitializeUsbMouseDevice (
IN OUT USB_MOUSE_DEV *UsbMouseDev
);
/**
Handler function for USB mouse's asynchronous interrupt transfer.
This function is the handler function for USB mouse's asynchronous interrupt transfer
to manage the mouse. It parses data returned from asynchronous interrupt transfer, and
get button and movement state.
@param Data A pointer to a buffer that is filled with key data which is
retrieved via asynchronous interrupt transfer.
@param DataLength Indicates the size of the data buffer.
@param Context Pointing to USB_KB_DEV instance.
@param Result Indicates the result of the asynchronous interrupt transfer.
@retval EFI_SUCCESS Asynchronous interrupt transfer is handled successfully.
@retval EFI_DEVICE_ERROR Hardware error occurs.
**/
EFI_STATUS
EFIAPI
OnMouseInterruptComplete (
IN VOID *Data,
IN UINTN DataLength,
IN VOID *Context,
IN UINT32 Result
);
/**
Retrieves the current state of a pointer device.
@param This A pointer to the EFI_SIMPLE_POINTER_PROTOCOL instance.
@param MouseState A pointer to the state information on the pointer device.
@retval EFI_SUCCESS The state of the pointer device was returned in State.
@retval EFI_NOT_READY The state of the pointer device has not changed since the last call to
GetState().
@retval EFI_DEVICE_ERROR A device error occurred while attempting to retrieve the pointer device's
current state.
@retval EFI_INVALID_PARAMETER MouseState is NULL.
**/
EFI_STATUS
EFIAPI
GetMouseState (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
OUT EFI_SIMPLE_POINTER_STATE *MouseState
);
/**
Resets the pointer device hardware.
@param This A pointer to the EFI_SIMPLE_POINTER_PROTOCOL instance.
@param ExtendedVerification Indicates that the driver may perform a more exhaustive
verification operation of the device during reset.
@retval EFI_SUCCESS The device was reset.
@retval EFI_DEVICE_ERROR The device is not functioning correctly and could not be reset.
**/
EFI_STATUS
EFIAPI
UsbMouseReset (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
);
/**
Event notification function for SIMPLE_POINTER.WaitForInput event.
@param Event Event to be signaled when there's input from mouse.
@param Context Points to USB_MOUSE_DEV instance.
**/
VOID
EFIAPI
UsbMouseWaitForInput (
IN EFI_EVENT Event,
IN VOID *Context
);
/**
Handler for Delayed Recovery event.
This function is the handler for Delayed Recovery event triggered
by timer.
After a device error occurs, the event would be triggered
with interval of EFI_USB_INTERRUPT_DELAY. EFI_USB_INTERRUPT_DELAY
is defined in USB standard for error handling.
@param Event The Delayed Recovery event.
@param Context Points to the USB_MOUSE_DEV instance.
**/
VOID
EFIAPI
USBMouseRecoveryHandler (
IN EFI_EVENT Event,
IN VOID *Context
);
/**
Parse Mouse Report Descriptor.
According to USB HID Specification, report descriptors are
composed of pieces of information. Each piece of information
is called an Item. This function retrieves each item from
the report descriptor and updates USB_MOUSE_DEV.
@param UsbMouse The instance of USB_MOUSE_DEV
@param ReportDescriptor Report descriptor to parse
@param ReportSize Report descriptor size
@retval EFI_SUCCESS Report descriptor successfully parsed.
@retval EFI_UNSUPPORTED Report descriptor contains long item.
**/
EFI_STATUS
ParseMouseReportDescriptor (
OUT USB_MOUSE_DEV *UsbMouse,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
);
#endif

13
MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouseDxe.inf
View File

@ -1,8 +1,7 @@
#/** @file
# Component name for module UsbMouse
# USB Mouse Driver that manages USB mouse and produces Simple Pointer Protocol.
#
# FIX ME!
# Copyright (c) 2006, Intel Corporation.
# Copyright (c) 2006 - 2008, 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
@ -37,7 +36,6 @@
[Sources.common]
ComponentName.c
MouseHid.c
MouseHid.h
UsbMouse.c
UsbMouse.h
@ -54,11 +52,10 @@
PcdLib
UefiUsbLib
[Protocols]
gEfiUsbIoProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiDevicePathProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSimplePointerProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiUsbIoProtocolGuid # PROTOCOL TO_START
gEfiDevicePathProtocolGuid # PROTOCOL TO_START
gEfiSimplePointerProtocolGuid # PROTOCOL BY_START
[FixedPcd]
gEfiMdePkgTokenSpaceGuid.PcdStatusCodeValueMouseInterfaceError