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MdeModulePkg: Add Ps2MouseDxe driver 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
This commit is contained in:
Ruiyu Ni 2015-07-17 17:40:15 +08:00
parent 4aa68cbc97
commit 77833d0b64
10 changed files with 2806 additions and 0 deletions
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858
MdeModulePkg/Bus/Isa/Ps2MouseDxe/CommPs2.c Normal file
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/** @file
PS2 Mouse Communication Interface.
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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.
**/
#include "Ps2Mouse.h"
#include "CommPs2.h"
UINT8 SampleRateTbl[MaxSampleRate] = { 0xa, 0x14, 0x28, 0x3c, 0x50, 0x64, 0xc8 };
UINT8 ResolutionTbl[MaxResolution] = { 0, 1, 2, 3 };
/**
Issue self test command via IsaIo interface.
@return EFI_SUCCESS Success to do keyboard self testing.
@return others Fail to do keyboard self testing.
**/
EFI_STATUS
KbcSelfTest (
VOID
)
{
EFI_STATUS Status;
UINT8 Data;
//
// Keyboard controller self test
//
Status = Out8042Command (SELF_TEST);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Read return code
//
Status = In8042Data (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
if (Data != 0x55) {
return EFI_DEVICE_ERROR;
}
//
// Set system flag
//
Status = Out8042Command (READ_CMD_BYTE);
if (EFI_ERROR (Status)) {
return Status;
}
Status = In8042Data (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
Status = Out8042Command (WRITE_CMD_BYTE);
if (EFI_ERROR (Status)) {
return Status;
}
Data |= CMD_SYS_FLAG;
Status = Out8042Data (Data);
if (EFI_ERROR (Status)) {
return Status;
}
return EFI_SUCCESS;
}
/**
Issue command to enable keyboard AUX functionality.
@return Status of command issuing.
**/
EFI_STATUS
KbcEnableAux (
VOID
)
{
//
// Send 8042 enable mouse command
//
return Out8042Command (ENABLE_AUX);
}
/**
Issue command to disable keyboard AUX functionality.
@param IsaIo Pointer to instance of EFI_ISA_IO_PROTOCOL
@return Status of command issuing.
**/
EFI_STATUS
KbcDisableAux (
VOID
)
{
//
// Send 8042 disable mouse command
//
return Out8042Command (DISABLE_AUX);
}
/**
Issue command to enable keyboard.
@param IsaIo Pointer to instance of EFI_ISA_IO_PROTOCOL
@return Status of command issuing.
**/
EFI_STATUS
KbcEnableKb (
VOID
)
{
//
// Send 8042 enable keyboard command
//
return Out8042Command (ENABLE_KB);
}
/**
Issue command to disable keyboard.
@return Status of command issuing.
**/
EFI_STATUS
KbcDisableKb (
VOID
)
{
//
// Send 8042 disable keyboard command
//
return Out8042Command (DISABLE_KB);
}
/**
Issue command to check keyboard status.
@param KeyboardEnable return whether keyboard is enable.
@return Status of command issuing.
**/
EFI_STATUS
CheckKbStatus (
OUT BOOLEAN *KeyboardEnable
)
{
EFI_STATUS Status;
UINT8 Data;
//
// Send command to read KBC command byte
//
Status = Out8042Command (READ_CMD_BYTE);
if (EFI_ERROR (Status)) {
return Status;
}
Status = In8042Data (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Check keyboard enable or not
//
if ((Data & CMD_KB_STS) == CMD_KB_DIS) {
*KeyboardEnable = FALSE;
} else {
*KeyboardEnable = TRUE;
}
return EFI_SUCCESS;
}
/**
Issue command to reset keyboard.
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseReset (
VOID
)
{
EFI_STATUS Status;
UINT8 Data;
Status = Out8042AuxCommand (RESET_CMD, FALSE);
if (EFI_ERROR (Status)) {
return Status;
}
Status = In8042AuxData (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Check BAT Complete Code
//
if (Data != PS2MOUSE_BAT1) {
return EFI_DEVICE_ERROR;
}
Status = In8042AuxData (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Check BAT Complete Code
//
if (Data != PS2MOUSE_BAT2) {
return EFI_DEVICE_ERROR;
}
return EFI_SUCCESS;
}
/**
Issue command to set mouse's sample rate
@param SampleRate value of sample rate
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetSampleRate (
IN MOUSE_SR SampleRate
)
{
EFI_STATUS Status;
//
// Send auxiliary command to set mouse sample rate
//
Status = Out8042AuxCommand (SETSR_CMD, FALSE);
if (EFI_ERROR (Status)) {
return Status;
}
Status = Out8042AuxData (SampleRateTbl[SampleRate]);
return Status;
}
/**
Issue command to set mouse's resolution.
@param Resolution value of resolution
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetResolution (
IN MOUSE_RE Resolution
)
{
EFI_STATUS Status;
//
// Send auxiliary command to set mouse resolution
//
Status = Out8042AuxCommand (SETRE_CMD, FALSE);
if (EFI_ERROR (Status)) {
return Status;
}
Status = Out8042AuxData (ResolutionTbl[Resolution]);
return Status;
}
/**
Issue command to set mouse's scaling.
@param Scaling value of scaling
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetScaling (
IN MOUSE_SF Scaling
)
{
//
// Send auxiliary command to set mouse scaling data
//
return Out8042AuxCommand (Scaling == Scaling1 ? SETSF1_CMD : SETSF2_CMD, FALSE);
}
/**
Issue command to enable Ps2 mouse.
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseEnable (
VOID
)
{
//
// Send auxiliary command to enable mouse
//
return Out8042AuxCommand (ENABLE_CMD, FALSE);
}
/**
Get mouse packet . Only care first 3 bytes
@param MouseDev Pointer of PS2 Mouse Private Data Structure
@retval EFI_NOT_READY Mouse Device not ready to input data packet, or some error happened during getting the packet
@retval EFI_SUCCESS The data packet is gotten successfully.
**/
EFI_STATUS
PS2MouseGetPacket (
PS2_MOUSE_DEV *MouseDev
)
{
EFI_STATUS Status;
BOOLEAN KeyboardEnable;
UINT8 Packet[PS2_PACKET_LENGTH];
UINT8 Data;
UINTN Count;
UINTN State;
INT16 RelativeMovementX;
INT16 RelativeMovementY;
BOOLEAN LButton;
BOOLEAN RButton;
KeyboardEnable = FALSE;
Count = 1;
State = PS2_READ_BYTE_ONE;
//
// State machine to get mouse packet
//
while (1) {
switch (State) {
case PS2_READ_BYTE_ONE:
//
// Read mouse first byte data, if failed, immediately return
//
KbcDisableAux ();
Status = PS2MouseRead (&Data, &Count, State);
if (EFI_ERROR (Status)) {
KbcEnableAux ();
return EFI_NOT_READY;
}
if (Count != 1) {
KbcEnableAux ();
return EFI_NOT_READY;
}
if (IS_PS2_SYNC_BYTE (Data)) {
Packet[0] = Data;
State = PS2_READ_DATA_BYTE;
CheckKbStatus (&KeyboardEnable);
KbcDisableKb ();
KbcEnableAux ();
}
break;
case PS2_READ_DATA_BYTE:
Count = 2;
Status = PS2MouseRead ((Packet + 1), &Count, State);
if (EFI_ERROR (Status)) {
if (KeyboardEnable) {
KbcEnableKb ();
}
return EFI_NOT_READY;
}
if (Count != 2) {
if (KeyboardEnable) {
KbcEnableKb ();
}
return EFI_NOT_READY;
}
State = PS2_PROCESS_PACKET;
break;
case PS2_PROCESS_PACKET:
if (KeyboardEnable) {
KbcEnableKb ();
}
//
// Decode the packet
//
RelativeMovementX = Packet[1];
RelativeMovementY = Packet[2];
//
// Bit 7 | Bit 6 | Bit 5 | Bit 4 | Bit 3 | Bit 2 | Bit 1 | Bit 0
// Byte 0 | Y overflow | X overflow | Y sign bit | X sign bit | Always 1 | Middle Btn | Right Btn | Left Btn
// Byte 1 | 8 bit X Movement
// Byte 2 | 8 bit Y Movement
//
// X sign bit + 8 bit X Movement : 9-bit signed twos complement integer that presents the relative displacement of the device in the X direction since the last data transmission.
// Y sign bit + 8 bit Y Movement : Same as X sign bit + 8 bit X Movement.
//
//
// First, Clear X and Y high 8 bits
//
RelativeMovementX = (INT16) (RelativeMovementX & 0xFF);
RelativeMovementY = (INT16) (RelativeMovementY & 0xFF);
//
// Second, if the 9-bit signed twos complement integer is negative, set the high 8 bit 0xff
//
if ((Packet[0] & 0x10) != 0) {
RelativeMovementX = (INT16) (RelativeMovementX | 0xFF00);
}
if ((Packet[0] & 0x20) != 0) {
RelativeMovementY = (INT16) (RelativeMovementY | 0xFF00);
}
RButton = (UINT8) (Packet[0] & 0x2);
LButton = (UINT8) (Packet[0] & 0x1);
//
// Update mouse state
//
MouseDev->State.RelativeMovementX += RelativeMovementX;
MouseDev->State.RelativeMovementY -= RelativeMovementY;
MouseDev->State.RightButton = (UINT8) (RButton ? TRUE : FALSE);
MouseDev->State.LeftButton = (UINT8) (LButton ? TRUE : FALSE);
MouseDev->StateChanged = TRUE;
return EFI_SUCCESS;
}
}
}
/**
Read data via IsaIo protocol with given number.
@param Buffer Buffer receive data of mouse
@param BufSize The size of buffer
@param State Check input or read data
@return status of reading mouse data.
**/
EFI_STATUS
PS2MouseRead (
OUT UINT8 *Buffer,
IN OUT UINTN *BufSize,
IN UINTN State
)
{
EFI_STATUS Status;
UINTN BytesRead;
Status = EFI_SUCCESS;
if (State == PS2_READ_BYTE_ONE) {
//
// Check input for mouse
//
Status = CheckForInput ();
if (EFI_ERROR (Status)) {
return Status;
}
}
for (BytesRead = 0; BytesRead < *BufSize; BytesRead++) {
Status = WaitOutputFull (TIMEOUT);
if (EFI_ERROR (Status)) {
break;
}
Buffer[BytesRead] = IoRead8 (KBC_DATA_PORT);
}
//
// Verify the correct number of bytes read
//
if (BytesRead == 0 || BytesRead != *BufSize) {
Status = EFI_NOT_FOUND;
}
*BufSize = BytesRead;
return Status;
}
//
// 8042 I/O function
//
/**
I/O work flow of outing 8042 command.
@param Command I/O command.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042Command (
IN UINT8 Command
)
{
EFI_STATUS Status;
//
// Wait keyboard controller input buffer empty
//
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Send command
//
IoWrite8 (KBC_CMD_STS_PORT, Command);
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
return EFI_SUCCESS;
}
/**
I/O work flow of outing 8042 data.
@param Data Data value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042Data (
IN UINT8 Data
)
{
EFI_STATUS Status;
//
// Wait keyboard controller input buffer empty
//
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
IoWrite8 (KBC_DATA_PORT, Data);
return WaitInputEmpty (TIMEOUT);
}
/**
I/O work flow of in 8042 data.
@param Data Data value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
In8042Data (
IN OUT UINT8 *Data
)
{
UINTN Delay;
Delay = TIMEOUT / 50;
do {
//
// Check keyboard controller status bit 0(output buffer status)
//
if ((IoRead8 (KBC_CMD_STS_PORT) & KBC_OUTB) == KBC_OUTB) {
break;
}
gBS->Stall (50);
Delay--;
} while (Delay != 0);
if (Delay == 0) {
return EFI_TIMEOUT;
}
*Data = IoRead8 (KBC_DATA_PORT);
return EFI_SUCCESS;
}
/**
I/O work flow of outing 8042 Aux command.
@param Command Aux I/O command
@param Resend Whether need resend the Aux command.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042AuxCommand (
IN UINT8 Command,
IN BOOLEAN Resend
)
{
EFI_STATUS Status;
UINT8 Data;
//
// Wait keyboard controller input buffer empty
//
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Send write to auxiliary device command
//
IoWrite8 (KBC_CMD_STS_PORT, WRITE_AUX_DEV);
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Send auxiliary device command
//
IoWrite8 (KBC_DATA_PORT, Command);
//
// Read return code
//
Status = In8042AuxData (&Data);
if (EFI_ERROR (Status)) {
return Status;
}
if (Data == PS2_ACK) {
//
// Receive mouse acknowledge, command send success
//
return EFI_SUCCESS;
} else if (Resend) {
//
// Resend fail
//
return EFI_DEVICE_ERROR;
} else if (Data == PS2_RESEND) {
//
// Resend command
//
Status = Out8042AuxCommand (Command, TRUE);
if (EFI_ERROR (Status)) {
return Status;
}
} else {
//
// Invalid return code
//
return EFI_DEVICE_ERROR;
}
return EFI_SUCCESS;
}
/**
I/O work flow of outing 8042 Aux data.
@param Data Buffer holding return value
@retval EFI_SUCCESS Success to excute I/O work flow.
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042AuxData (
IN UINT8 Data
)
{
EFI_STATUS Status;
//
// Wait keyboard controller input buffer empty
//
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Send write to auxiliary device command
//
IoWrite8 (KBC_CMD_STS_PORT, WRITE_AUX_DEV);
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
IoWrite8 (KBC_DATA_PORT, Data);
Status = WaitInputEmpty (TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
return EFI_SUCCESS;
}
/**
I/O work flow of in 8042 Aux data.
@param Data Buffer holding return value.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
In8042AuxData (
IN OUT UINT8 *Data
)
{
EFI_STATUS Status;
//
// wait for output data
//
Status = WaitOutputFull (BAT_TIMEOUT);
if (EFI_ERROR (Status)) {
return Status;
}
*Data = IoRead8 (KBC_DATA_PORT);
return EFI_SUCCESS;
}
/**
Check keyboard controller status, if it is output buffer full and for auxiliary device.
@retval EFI_SUCCESS Keyboard controller is ready
@retval EFI_NOT_READY Keyboard controller is not ready
**/
EFI_STATUS
CheckForInput (
VOID
)
{
UINT8 Data;
Data = IoRead8 (KBC_CMD_STS_PORT);
//
// Check keyboard controller status, if it is output buffer full and for auxiliary device
//
if ((Data & (KBC_OUTB | KBC_AUXB)) != (KBC_OUTB | KBC_AUXB)) {
return EFI_NOT_READY;
}
return EFI_SUCCESS;
}
/**
I/O work flow to wait input buffer empty in given time.
@param Timeout Wating time.
@retval EFI_TIMEOUT if input is still not empty in given time.
@retval EFI_SUCCESS input is empty.
**/
EFI_STATUS
WaitInputEmpty (
IN UINTN Timeout
)
{
UINTN Delay;
UINT8 Data;
Delay = Timeout / 50;
do {
Data = IoRead8 (KBC_CMD_STS_PORT);
//
// Check keyboard controller status bit 1(input buffer status)
//
if ((Data & KBC_INPB) == 0) {
break;
}
gBS->Stall (50);
Delay--;
} while (Delay != 0);
if (Delay == 0) {
return EFI_TIMEOUT;
}
return EFI_SUCCESS;
}
/**
I/O work flow to wait output buffer full in given time.
@param Timeout given time
@retval EFI_TIMEOUT output is not full in given time
@retval EFI_SUCCESS output is full in given time.
**/
EFI_STATUS
WaitOutputFull (
IN UINTN Timeout
)
{
UINTN Delay;
UINT8 Data;
Delay = Timeout / 50;
do {
Data = IoRead8 (KBC_CMD_STS_PORT);
//
// Check keyboard controller status bit 0(output buffer status)
// & bit5(output buffer for auxiliary device)
//
if ((Data & (KBC_OUTB | KBC_AUXB)) == (KBC_OUTB | KBC_AUXB)) {
break;
}
gBS->Stall (50);
Delay--;
} while (Delay != 0);
if (Delay == 0) {
return EFI_TIMEOUT;
}
return EFI_SUCCESS;
}

395
MdeModulePkg/Bus/Isa/Ps2MouseDxe/CommPs2.h Normal file
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/** @file
PS2 Mouse Communication Interface
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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 _COMMPS2_H_
#define _COMMPS2_H_
#include "Ps2Mouse.h"
#define PS2_PACKET_LENGTH 3
#define PS2_SYNC_MASK 0xc
#define PS2_SYNC_BYTE 0x8
#define IS_PS2_SYNC_BYTE(byte) ((byte & PS2_SYNC_MASK) == PS2_SYNC_BYTE)
#define PS2_READ_BYTE_ONE 0
#define PS2_READ_DATA_BYTE 1
#define PS2_PROCESS_PACKET 2
#define TIMEOUT 50000
#define BAT_TIMEOUT 500000
//
// 8042 I/O Port
//
#define KBC_DATA_PORT 0x60
#define KBC_CMD_STS_PORT 0x64
//
// 8042 Command
//
#define READ_CMD_BYTE 0x20
#define WRITE_CMD_BYTE 0x60
#define DISABLE_AUX 0xa7
#define ENABLE_AUX 0xa8
#define SELF_TEST 0xaa
#define DISABLE_KB 0xad
#define ENABLE_KB 0xae
#define WRITE_AUX_DEV 0xd4
#define CMD_SYS_FLAG 0x04
#define CMD_KB_STS 0x10
#define CMD_KB_DIS 0x10
#define CMD_KB_EN 0x0
//
// 8042 Auxiliary Device Command
//
#define SETSF1_CMD 0xe6
#define SETSF2_CMD 0xe7
#define SETRE_CMD 0xe8
#define READ_CMD 0xeb
#define SETRM_CMD 0xf0
#define SETSR_CMD 0xf3
#define ENABLE_CMD 0xf4
#define DISABLE_CMD 0xf5
#define RESET_CMD 0xff
//
// return code
//
#define PS2_ACK 0xfa
#define PS2_RESEND 0xfe
#define PS2MOUSE_BAT1 0xaa
#define PS2MOUSE_BAT2 0x0
//
// Keyboard Controller Status
//
///
/// Parity Error
///
#define KBC_PARE 0x80
///
/// General Time Out
///
#define KBC_TIM 0x40
///
/// Output buffer for auxiliary device (PS/2):
/// 0 - Holds keyboard data
/// 1 - Holds data for auxiliary device
///
#define KBC_AUXB 0x20
///
/// Keyboard lock status:
/// 0 - keyboard locked
/// 1 - keyboard free
///
#define KBC_KEYL 0x10
///
/// Command/Data:
/// 0 - data byte written via port 60h
/// 1 - command byte written via port 64h
///
#define KBC_CD 0x08
///
/// System Flag:
/// 0 - power-on reset
/// 1 - self-test successful
///
#define KBC_SYSF 0x04
///
/// Input Buffer Status :
/// 0 - input buffer empty
/// 1 - CPU data in input buffer
///
#define KBC_INPB 0x02
///
/// Output Buffer Status :
/// 0 - output buffer empty
/// 1 - keyboard controller data in output buffer
///
#define KBC_OUTB 0x01
/**
Issue self test command via IsaIo interface.
@return EFI_SUCCESS Success to do keyboard self testing.
@return others Fail to do keyboard self testing.
**/
EFI_STATUS
KbcSelfTest (
VOID
);
/**
Issue command to enable keyboard AUX functionality.
@return Status of command issuing.
**/
EFI_STATUS
KbcEnableAux (
VOID
);
/**
Issue command to disable keyboard AUX functionality.
@return Status of command issuing.
**/
EFI_STATUS
KbcDisableAux (
VOID
);
/**
Issue command to enable keyboard.
@return Status of command issuing.
**/
EFI_STATUS
KbcEnableKb (
VOID
);
/**
Issue command to disable keyboard.
@return Status of command issuing.
**/
EFI_STATUS
KbcDisableKb (
VOID
);
/**
Issue command to check keyboard status.
@param KeyboardEnable return whether keyboard is enable.
@return Status of command issuing.
**/
EFI_STATUS
CheckKbStatus (
OUT BOOLEAN *KeyboardEnable
);
/**
Issue command to reset keyboard.
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseReset (
VOID
);
/**
Issue command to set mouse's sample rate
@param SampleRate value of sample rate
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetSampleRate (
IN MOUSE_SR SampleRate
);
/**
Issue command to set mouse's resolution.
@param Resolution value of resolution
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetResolution (
IN MOUSE_RE Resolution
);
/**
Issue command to set mouse's scaling.
@param Scaling value of scaling
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseSetScaling (
IN MOUSE_SF Scaling
);
/**
Issue command to enable Ps2 mouse.
@return Status of command issuing.
**/
EFI_STATUS
PS2MouseEnable (
VOID
);
/**
Get mouse packet . Only care first 3 bytes
@param MouseDev Pointer of PS2 Mouse Private Data Structure
@retval EFI_NOT_READY Mouse Device not ready to input data packet, or some error happened during getting the packet
@retval EFI_SUCCESS The data packet is gotten successfully.
**/
EFI_STATUS
PS2MouseGetPacket (
PS2_MOUSE_DEV *MouseDev
);
/**
Read data via IsaIo protocol with given number.
@param Buffer Buffer receive data of mouse
@param BufSize The size of buffer
@param State Check input or read data
@return status of reading mouse data.
**/
EFI_STATUS
PS2MouseRead (
OUT VOID *Buffer,
IN OUT UINTN *BufSize,
IN UINTN State
);
//
// 8042 I/O function
//
/**
I/O work flow of outing 8042 command.
@param Command I/O command.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042Command (
IN UINT8 Command
);
/**
I/O work flow of in 8042 data.
@param Data Data value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
In8042Data (
IN OUT UINT8 *Data
);
/**
I/O work flow of outing 8042 data.
@param Data Data value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042Data (
IN UINT8 Data
);
/**
I/O work flow of outing 8042 Aux command.
@param Command Aux I/O command
@param Resend Whether need resend the Aux command.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042AuxCommand (
IN UINT8 Command,
IN BOOLEAN Resend
);
/**
I/O work flow of in 8042 Aux data.
@param Data Buffer holding return value.
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
In8042AuxData (
IN OUT UINT8 *Data
);
/**
I/O work flow of outing 8042 Aux data.
@param Data Buffer holding return value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
Out8042AuxData (
IN UINT8 Data
);
/**
Check keyboard controller status, if it is output buffer full and for auxiliary device.
@retval EFI_SUCCESS Keyboard controller is ready
@retval EFI_NOT_READY Keyboard controller is not ready
**/
EFI_STATUS
CheckForInput (
VOID
);
/**
I/O work flow to wait input buffer empty in given time.
@param Timeout Wating time.
@retval EFI_TIMEOUT if input is still not empty in given time.
@retval EFI_SUCCESS input is empty.
**/
EFI_STATUS
WaitInputEmpty (
IN UINTN Timeout
);
/**
I/O work flow to wait output buffer full in given time.
@param Timeout given time
@retval EFI_TIMEOUT output is not full in given time
@retval EFI_SUCCESS output is full in given time.
**/
EFI_STATUS
WaitOutputFull (
IN UINTN Timeout
);
#endif

223
MdeModulePkg/Bus/Isa/Ps2MouseDxe/ComponentName.c Normal file
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@ -0,0 +1,223 @@
/** @file
UEFI Component Name(2) protocol implementation for Ps2MouseDxe driver.
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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.
**/
#include "Ps2Mouse.h"
//
// EFI Component Name Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gPs2MouseComponentName = {
Ps2MouseComponentNameGetDriverName,
Ps2MouseComponentNameGetControllerName,
"eng"
};
//
// EFI Component Name 2 Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gPs2MouseComponentName2 = {
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) Ps2MouseComponentNameGetDriverName,
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) Ps2MouseComponentNameGetControllerName,
"en"
};
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mPs2MouseDriverNameTable[] = {
{
"eng;en",
L"PS/2 Mouse 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 4646 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
Ps2MouseComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
)
{
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
mPs2MouseDriverNameTable,
DriverName,
(BOOLEAN)(This == &gPs2MouseComponentName)
);
}
/**
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 4646 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 NULL.
@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
Ps2MouseComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
)
{
EFI_STATUS Status;
EFI_SIMPLE_POINTER_PROTOCOL *SimplePointerProtocol;
PS2_MOUSE_DEV *MouseDev;
//
// This is a device driver, so ChildHandle must be NULL.
//
if (ChildHandle != NULL) {
return EFI_UNSUPPORTED;
}
//
// Check Controller's handle
//
Status = EfiTestManagedDevice (ControllerHandle, gPS2MouseDriver.DriverBindingHandle, &gEfiSioProtocolGuid);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Get the device context
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiSimplePointerProtocolGuid,
(VOID **) &SimplePointerProtocol,
gPS2MouseDriver.DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return Status;
}
MouseDev = PS2_MOUSE_DEV_FROM_THIS (SimplePointerProtocol);
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
MouseDev->ControllerNameTable,
ControllerName,
(BOOLEAN)(This == &gPs2MouseComponentName)
);
}

805
MdeModulePkg/Bus/Isa/Ps2MouseDxe/Ps2Mouse.c Normal file
View File

@ -0,0 +1,805 @@
/** @file
PS/2 Mouse driver. Routines that interacts with callers,
conforming to EFI driver model.
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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.
**/
#include "Ps2Mouse.h"
#include "CommPs2.h"
///
/// DriverBinding Protocol Instance
///
EFI_DRIVER_BINDING_PROTOCOL gPS2MouseDriver = {
PS2MouseDriverSupported,
PS2MouseDriverStart,
PS2MouseDriverStop,
0xa,
NULL,
NULL
};
/**
Test to see if this driver supports ControllerHandle. Any ControllerHandle
than contains a IsaIo protocol can be supported.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver supports this device
@retval EFI_ALREADY_STARTED This driver is already running on this device
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
EFI_STATUS Status;
EFI_SIO_PROTOCOL *Sio;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
ACPI_HID_DEVICE_PATH *Acpi;
//
// Check whether the controller is keyboard.
//
Status = gBS->OpenProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
(VOID **) &DevicePath,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return Status;
}
do {
Acpi = (ACPI_HID_DEVICE_PATH *) DevicePath;
DevicePath = NextDevicePathNode (DevicePath);
} while (!IsDevicePathEnd (DevicePath));
if (DevicePathType (Acpi) != ACPI_DEVICE_PATH ||
(DevicePathSubType (Acpi) != ACPI_DP && DevicePathSubType (Acpi) != ACPI_EXTENDED_DP)) {
return EFI_UNSUPPORTED;
}
switch (Acpi->HID) {
case EISA_PNP_ID (0xF03):
//
// Microsoft PS/2 style mouse
//
case EISA_PNP_ID (0xF13):
//
// PS/2 Port for PS/2-style Mice
//
break;
case EISA_PNP_ID (0x303):
//
// IBM Enhanced (101/102-key, PS/2 mouse support)
//
if (Acpi->UID == 1) {
break;
}
default:
return EFI_UNSUPPORTED;
break;
}
//
// Open the IO Abstraction(s) needed to perform the supported test
//
Status = gBS->OpenProtocol (
Controller,
&gEfiSioProtocolGuid,
(VOID **) &Sio,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Close the I/O Abstraction(s) used to perform the supported test
//
gBS->CloseProtocol (
Controller,
&gEfiSioProtocolGuid,
This->DriverBindingHandle,
Controller
);
return Status;
}
/**
Start this driver on ControllerHandle by opening a Sio protocol, creating
PS2_MOUSE_DEV device and install gEfiSimplePointerProtocolGuid finally.
@param This Protocol instance pointer.
@param ControllerHandle 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 is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
EFI_STATUS Status;
EFI_STATUS EmptyStatus;
EFI_SIO_PROTOCOL *Sio;
PS2_MOUSE_DEV *MouseDev;
UINT8 Data;
EFI_TPL OldTpl;
EFI_STATUS_CODE_VALUE StatusCode;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
StatusCode = 0;
//
// Open the device path protocol
//
Status = gBS->OpenProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
(VOID **) &DevicePath,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Report that the keyboard is being enabled
//
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_PC_ENABLE,
DevicePath
);
//
// Get the ISA I/O Protocol on Controller's handle
//
Status = gBS->OpenProtocol (
Controller,
&gEfiSioProtocolGuid,
(VOID **) &Sio,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Raise TPL to avoid keyboard operation impact
//
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
//
// Allocate private data
//
MouseDev = AllocateZeroPool (sizeof (PS2_MOUSE_DEV));
if (MouseDev == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
//
// Setup the device instance
//
MouseDev->Signature = PS2_MOUSE_DEV_SIGNATURE;
MouseDev->Handle = Controller;
MouseDev->SampleRate = SampleRate20;
MouseDev->Resolution = MouseResolution4;
MouseDev->Scaling = Scaling1;
MouseDev->DataPackageSize = 3;
MouseDev->DevicePath = DevicePath;
//
// Resolution = 4 counts/mm
//
MouseDev->Mode.ResolutionX = 4;
MouseDev->Mode.ResolutionY = 4;
MouseDev->Mode.LeftButton = TRUE;
MouseDev->Mode.RightButton = TRUE;
MouseDev->SimplePointerProtocol.Reset = MouseReset;
MouseDev->SimplePointerProtocol.GetState = MouseGetState;
MouseDev->SimplePointerProtocol.Mode = &(MouseDev->Mode);
//
// Initialize keyboard controller if necessary
//
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_MOUSE_PC_SELF_TEST,
DevicePath
);
Data = IoRead8 (KBC_CMD_STS_PORT);
//
// Fix for random hangs in System waiting for the Key if no KBC is present in BIOS.
//
if ((Data & (KBC_PARE | KBC_TIM)) == (KBC_PARE | KBC_TIM)) {
//
// If nobody decodes KBC I/O port, it will read back as 0xFF.
// Check the Time-Out and Parity bit to see if it has an active KBC in system
//
Status = EFI_DEVICE_ERROR;
StatusCode = EFI_PERIPHERAL_MOUSE | EFI_P_EC_NOT_DETECTED;
goto ErrorExit;
}
if ((Data & KBC_SYSF) != KBC_SYSF) {
Status = KbcSelfTest ();
if (EFI_ERROR (Status)) {
StatusCode = EFI_PERIPHERAL_MOUSE | EFI_P_EC_CONTROLLER_ERROR;
goto ErrorExit;
}
}
KbcEnableAux ();
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_PC_PRESENCE_DETECT,
DevicePath
);
//
// Reset the mouse
//
Status = MouseDev->SimplePointerProtocol.Reset (
&MouseDev->SimplePointerProtocol,
FeaturePcdGet (PcdPs2MouseExtendedVerification)
);
if (EFI_ERROR (Status)) {
//
// mouse not connected
//
Status = EFI_SUCCESS;
StatusCode = EFI_PERIPHERAL_MOUSE | EFI_P_EC_NOT_DETECTED;
goto ErrorExit;
}
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_PC_DETECTED,
DevicePath
);
//
// Setup the WaitForKey event
//
Status = gBS->CreateEvent (
EVT_NOTIFY_WAIT,
TPL_NOTIFY,
MouseWaitForInput,
MouseDev,
&((MouseDev->SimplePointerProtocol).WaitForInput)
);
if (EFI_ERROR (Status)) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
//
// Setup a periodic timer, used to poll mouse state
//
Status = gBS->CreateEvent (
EVT_TIMER | EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
PollMouse,
MouseDev,
&MouseDev->TimerEvent
);
if (EFI_ERROR (Status)) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
//
// Start timer to poll mouse (100 samples per second)
//
Status = gBS->SetTimer (MouseDev->TimerEvent, TimerPeriodic, 100000);
if (EFI_ERROR (Status)) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
MouseDev->ControllerNameTable = NULL;
AddUnicodeString2 (
"eng",
gPs2MouseComponentName.SupportedLanguages,
&MouseDev->ControllerNameTable,
L"PS/2 Mouse Device",
TRUE
);
AddUnicodeString2 (
"en",
gPs2MouseComponentName2.SupportedLanguages,
&MouseDev->ControllerNameTable,
L"PS/2 Mouse Device",
FALSE
);
//
// Install protocol interfaces for the mouse device.
//
Status = gBS->InstallMultipleProtocolInterfaces (
&Controller,
&gEfiSimplePointerProtocolGuid,
&MouseDev->SimplePointerProtocol,
NULL
);
if (EFI_ERROR (Status)) {
goto ErrorExit;
}
gBS->RestoreTPL (OldTpl);
return Status;
ErrorExit:
if (Status != EFI_DEVICE_ERROR) {
KbcDisableAux ();
}
if (StatusCode != 0) {
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_ERROR_CODE | EFI_ERROR_MINOR,
StatusCode,
DevicePath
);
}
if ((MouseDev != NULL) && (MouseDev->SimplePointerProtocol.WaitForInput != NULL)) {
gBS->CloseEvent (MouseDev->SimplePointerProtocol.WaitForInput);
}
if ((MouseDev != NULL) && (MouseDev->TimerEvent != NULL)) {
gBS->CloseEvent (MouseDev->TimerEvent);
}
if ((MouseDev != NULL) && (MouseDev->ControllerNameTable != NULL)) {
FreeUnicodeStringTable (MouseDev->ControllerNameTable);
}
if (Status != EFI_DEVICE_ERROR) {
//
// Since there will be no timer handler for mouse input any more,
// exhaust input data just in case there is still mouse data left
//
EmptyStatus = EFI_SUCCESS;
while (!EFI_ERROR (EmptyStatus)) {
EmptyStatus = In8042Data (&Data);
}
}
if (MouseDev != NULL) {
FreePool (MouseDev);
}
gBS->CloseProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
This->DriverBindingHandle,
Controller
);
gBS->CloseProtocol (
Controller,
&gEfiSioProtocolGuid,
This->DriverBindingHandle,
Controller
);
gBS->RestoreTPL (OldTpl);
return Status;
}
/**
Stop this driver on ControllerHandle. Support stoping any child handles
created by this driver.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCESS This driver is removed ControllerHandle
@retval other This driver was not removed from this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
)
{
EFI_STATUS Status;
EFI_SIMPLE_POINTER_PROTOCOL *SimplePointerProtocol;
PS2_MOUSE_DEV *MouseDev;
UINT8 Data;
Status = gBS->OpenProtocol (
Controller,
&gEfiSimplePointerProtocolGuid,
(VOID **) &SimplePointerProtocol,
This->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
MouseDev = PS2_MOUSE_DEV_FROM_THIS (SimplePointerProtocol);
//
// Report that the keyboard is being disabled
//
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_PC_DISABLE,
MouseDev->DevicePath
);
Status = gBS->UninstallProtocolInterface (
Controller,
&gEfiSimplePointerProtocolGuid,
&MouseDev->SimplePointerProtocol
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Cancel mouse data polling timer, close timer event
//
gBS->SetTimer (MouseDev->TimerEvent, TimerCancel, 0);
gBS->CloseEvent (MouseDev->TimerEvent);
//
// Since there will be no timer handler for mouse input any more,
// exhaust input data just in case there is still mouse data left
//
Status = EFI_SUCCESS;
while (!EFI_ERROR (Status)) {
Status = In8042Data (&Data);
}
gBS->CloseEvent (MouseDev->SimplePointerProtocol.WaitForInput);
FreeUnicodeStringTable (MouseDev->ControllerNameTable);
FreePool (MouseDev);
gBS->CloseProtocol (
Controller,
&gEfiDevicePathProtocolGuid,
This->DriverBindingHandle,
Controller
);
gBS->CloseProtocol (
Controller,
&gEfiSioProtocolGuid,
This->DriverBindingHandle,
Controller
);
return EFI_SUCCESS;
}
/**
Reset the Mouse and do BAT test for it, if ExtendedVerification is TRUE and
there is a mouse device connectted to system.
@param This - Pointer of simple pointer Protocol.
@param ExtendedVerification - Whether configure mouse parameters. True: do; FALSE: skip.
@retval EFI_SUCCESS - The command byte is written successfully.
@retval EFI_DEVICE_ERROR - Errors occurred during reseting keyboard.
**/
EFI_STATUS
EFIAPI
MouseReset (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
)
{
EFI_STATUS Status;
PS2_MOUSE_DEV *MouseDev;
EFI_TPL OldTpl;
BOOLEAN KeyboardEnable;
UINT8 Data;
MouseDev = PS2_MOUSE_DEV_FROM_THIS (This);
//
// Report reset progress code
//
REPORT_STATUS_CODE_WITH_DEVICE_PATH (
EFI_PROGRESS_CODE,
EFI_PERIPHERAL_MOUSE | EFI_P_PC_RESET,
MouseDev->DevicePath
);
KeyboardEnable = FALSE;
//
// Raise TPL to avoid keyboard operation impact
//
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
ZeroMem (&MouseDev->State, sizeof (EFI_SIMPLE_POINTER_STATE));
MouseDev->StateChanged = FALSE;
//
// Exhaust input data
//
Status = EFI_SUCCESS;
while (!EFI_ERROR (Status)) {
Status = In8042Data (&Data);
}
CheckKbStatus (&KeyboardEnable);
KbcDisableKb ();
//
// if there's data block on KBC data port, read it out
//
if ((IoRead8 (KBC_CMD_STS_PORT) & KBC_OUTB) == KBC_OUTB) {
IoRead8 (KBC_DATA_PORT);
}
Status = EFI_SUCCESS;
//
// The PS2 mouse driver reset behavior is always successfully return no matter wheater or not there is mouse connected to system.
// This behavior is needed by performance speed. The following mouse command only succeessfully finish when mouse device is
// connected to system, so if PS2 mouse device not connect to system or user not ask for, we skip the mouse configuration and enabling
//
if (ExtendedVerification && CheckMouseConnect (MouseDev)) {
//
// Send mouse reset command and set mouse default configure
//
Status = PS2MouseReset ();
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto Exit;
}
Status = PS2MouseSetSampleRate (MouseDev->SampleRate);
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto Exit;
}
Status = PS2MouseSetResolution (MouseDev->Resolution);
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto Exit;
}
Status = PS2MouseSetScaling (MouseDev->Scaling);
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto Exit;
}
Status = PS2MouseEnable ();
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto Exit;
}
}
Exit:
gBS->RestoreTPL (OldTpl);
if (KeyboardEnable) {
KbcEnableKb ();
}
return Status;
}
/**
Check whether there is Ps/2 mouse device in system
@param MouseDev - Mouse Private Data Structure
@retval TRUE - Keyboard in System.
@retval FALSE - Keyboard not in System.
**/
BOOLEAN
CheckMouseConnect (
IN PS2_MOUSE_DEV *MouseDev
)
{
EFI_STATUS Status;
Status = PS2MouseEnable ();
if (!EFI_ERROR (Status)) {
return TRUE;
}
return FALSE;
}
/**
Get and Clear mouse status.
@param This - Pointer of simple pointer Protocol.
@param State - Output buffer holding status.
@retval EFI_INVALID_PARAMETER Output buffer is invalid.
@retval EFI_NOT_READY Mouse is not changed status yet.
@retval EFI_SUCCESS Mouse status is changed and get successful.
**/
EFI_STATUS
EFIAPI
MouseGetState (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
IN OUT EFI_SIMPLE_POINTER_STATE *State
)
{
PS2_MOUSE_DEV *MouseDev;
EFI_TPL OldTpl;
MouseDev = PS2_MOUSE_DEV_FROM_THIS (This);
if (State == NULL) {
return EFI_INVALID_PARAMETER;
}
if (!MouseDev->StateChanged) {
return EFI_NOT_READY;
}
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
CopyMem (State, &(MouseDev->State), sizeof (EFI_SIMPLE_POINTER_STATE));
//
// clear mouse state
//
MouseDev->State.RelativeMovementX = 0;
MouseDev->State.RelativeMovementY = 0;
MouseDev->State.RelativeMovementZ = 0;
MouseDev->StateChanged = FALSE;
gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;
}
/**
Event notification function for SIMPLE_POINTER.WaitForInput event.
Signal the event if there is input from mouse.
@param Event event object
@param Context event context
**/
VOID
EFIAPI
MouseWaitForInput (
IN EFI_EVENT Event,
IN VOID *Context
)
{
PS2_MOUSE_DEV *MouseDev;
MouseDev = (PS2_MOUSE_DEV *) Context;
//
// Someone is waiting on the mouse event, if there's
// input from mouse, signal the event
//
if (MouseDev->StateChanged) {
gBS->SignalEvent (Event);
}
}
/**
Event notification function for TimerEvent event.
If mouse device is connected to system, try to get the mouse packet data.
@param Event - TimerEvent in PS2_MOUSE_DEV
@param Context - Pointer to PS2_MOUSE_DEV structure
**/
VOID
EFIAPI
PollMouse (
IN EFI_EVENT Event,
IN VOID *Context
)
{
PS2_MOUSE_DEV *MouseDev;
MouseDev = (PS2_MOUSE_DEV *) Context;
//
// Polling mouse packet data
//
PS2MouseGetPacket (MouseDev);
}
/**
The user Entry Point for module Ps2Mouse. The user code starts with this function.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
InitializePs2Mouse(
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//
// Install driver model protocol(s).
//
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
SystemTable,
&gPS2MouseDriver,
ImageHandle,
&gPs2MouseComponentName,
&gPs2MouseComponentName2
);
ASSERT_EFI_ERROR (Status);
return Status;
}

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/** @file
PS/2 Mouse driver header file.
Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
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 _PS2MOUSE_H_
#define _PS2MOUSE_H_
#include <Uefi.h>
#include <Protocol/SimplePointer.h>
#include <Protocol/SuperIo.h>
#include <Protocol/DevicePath.h>
#include <Library/DevicePathLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
//
// Global Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gPS2MouseDriver;
extern EFI_COMPONENT_NAME_PROTOCOL gPs2MouseComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gPs2MouseComponentName2;
//
// PS/2 mouse sample rate
//
typedef enum {
SampleRate10,
SampleRate20,
SampleRate40,
SampleRate60,
SampleRate80,
SampleRate100,
SampleRate200,
MaxSampleRate
} MOUSE_SR;
//
// PS/2 mouse resolution
//
typedef enum {
MouseResolution1,
MouseResolution2,
MouseResolution4,
MouseResolution8,
MaxResolution
} MOUSE_RE;
//
// PS/2 mouse scaling
//
typedef enum {
Scaling1,
Scaling2
} MOUSE_SF;
//
// Driver Private Data
//
#define PS2_MOUSE_DEV_SIGNATURE SIGNATURE_32 ('p', 's', '2', 'm')
typedef struct {
UINTN Signature;
EFI_HANDLE Handle;
EFI_SIMPLE_POINTER_PROTOCOL SimplePointerProtocol;
EFI_SIMPLE_POINTER_STATE State;
EFI_SIMPLE_POINTER_MODE Mode;
BOOLEAN StateChanged;
//
// PS2 Mouse device specific information
//
MOUSE_SR SampleRate;
MOUSE_RE Resolution;
MOUSE_SF Scaling;
UINT8 DataPackageSize;
EFI_EVENT TimerEvent;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
} PS2_MOUSE_DEV;
#define PS2_MOUSE_DEV_FROM_THIS(a) CR (a, PS2_MOUSE_DEV, SimplePointerProtocol, PS2_MOUSE_DEV_SIGNATURE)
//
// Function prototypes
//
/**
Test to see if this driver supports ControllerHandle. Any ControllerHandle
than contains a IsaIo protocol can be supported.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver supports this device
@retval EFI_ALREADY_STARTED This driver is already running on this device
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Start this driver on ControllerHandle by opening a IsaIo
protocol, creating PS2_MOUSE_ABSOLUTE_POINTER_DEV device and install gEfiAbsolutePointerProtocolGuid
finnally.
@param This Protocol instance pointer.
@param ControllerHandle 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 is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Stop this driver on ControllerHandle. Support stoping any child handles
created by this driver.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCESS This driver is removed ControllerHandle
@retval other This driver was not removed from this device
**/
EFI_STATUS
EFIAPI
PS2MouseDriverStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
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[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 4646 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
Ps2MouseComponentNameGetDriverName (
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 4646 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 NULL.
@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
Ps2MouseComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
/**
Reset the Mouse and do BAT test for it, if ExtendedVerification is TRUE and
there is a mouse device connectted to system.
@param This - Pointer of simple pointer Protocol.
@param ExtendedVerification - Whether configure mouse parameters. True: do; FALSE: skip.
@retval EFI_SUCCESS - The command byte is written successfully.
@retval EFI_DEVICE_ERROR - Errors occurred during reseting keyboard.
**/
EFI_STATUS
EFIAPI
MouseReset (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
);
/**
Get and Clear mouse status.
@param This - Pointer of simple pointer Protocol.
@param State - Output buffer holding status.
@retval EFI_INVALID_PARAMETER Output buffer is invalid.
@retval EFI_NOT_READY Mouse is not changed status yet.
@retval EFI_SUCCESS Mouse status is changed and get successful.
**/
EFI_STATUS
EFIAPI
MouseGetState (
IN EFI_SIMPLE_POINTER_PROTOCOL *This,
IN OUT EFI_SIMPLE_POINTER_STATE *State
);
/**
Event notification function for SIMPLE_POINTER.WaitForInput event.
Signal the event if there is input from mouse.
@param Event event object
@param Context event context
**/
VOID
EFIAPI
MouseWaitForInput (
IN EFI_EVENT Event,
IN VOID *Context
);
/**
Event notification function for TimerEvent event.
If mouse device is connected to system, try to get the mouse packet data.
@param Event - TimerEvent in PS2_MOUSE_DEV
@param Context - Pointer to PS2_MOUSE_DEV structure
**/
VOID
EFIAPI
PollMouse (
IN EFI_EVENT Event,
IN VOID *Context
);
/**
I/O work flow of in 8042 data.
@param Data Data value
@retval EFI_SUCCESS Success to excute I/O work flow
@retval EFI_TIMEOUT Keyboard controller time out.
**/
EFI_STATUS
In8042Data (
IN OUT UINT8 *Data
);
/**
Check whether there is Ps/2 mouse device in system
@param MouseDev - Mouse Private Data Structure
@retval TRUE - Keyboard in System.
@retval FALSE - Keyboard not in System.
**/
BOOLEAN
CheckMouseConnect (
IN PS2_MOUSE_DEV *MouseDev
);
#endif

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@ -0,0 +1,76 @@
## @file
# PS2 Mouse Driver.
#
# This dirver provides support for PS2 based mice.
#
# Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
#
# 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 = Ps2MouseDxe
MODULE_UNI_FILE = Ps2MouseDxe.uni
FILE_GUID = 202A2B0E-9A31-4812-B291-8747DF152439
MODULE_TYPE = UEFI_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = InitializePs2Mouse
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
# DRIVER_BINDING = gPS2MouseDriver;
# COMPONENT_NAME = gPs2MouseComponentName;
# COMPONENT_NAME2 = gPs2MouseComponentName2;
#
[Sources]
ComponentName.c
CommPs2.h
CommPs2.c
Ps2Mouse.h
Ps2Mouse.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
ReportStatusCodeLib
UefiBootServicesTableLib
MemoryAllocationLib
BaseMemoryLib
UefiLib
UefiDriverEntryPoint
DebugLib
PcdLib
IoLib
DevicePathLib
[Protocols]
gEfiSioProtocolGuid ## TO_START
gEfiSimplePointerProtocolGuid ## BY_START
gEfiDevicePathProtocolGuid ## TO_START
[FeaturePcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdPs2MouseExtendedVerification ## CONSUMES
#
# [Event]
#
# ##
# # Timer event used to check the mouse state at a regular interval.
# #
# EVENT_TYPE_PERIODIC_TIMER ## CONSUMES
#
[UserExtensions.TianoCore."ExtraFiles"]
Ps2MouseDxeExtra.uni

22
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@ -0,0 +1,22 @@
// /** @file
// PS2 Mouse Driver.
//
// This dirver provides support for PS2 based mice.
//
// Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
//
// 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.
//
// **/
#string STR_MODULE_ABSTRACT #language en-US "PS2 Mouse Driver"
#string STR_MODULE_DESCRIPTION #language en-US "This driver provides support for PS2-based mice."

20
MdeModulePkg/Bus/Isa/Ps2MouseDxe/Ps2MouseDxeExtra.uni Normal file
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@ -0,0 +1,20 @@
// /** @file
// Ps2MouseDxe Localized Strings and Content
//
// Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.<BR>
//
// 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.
//
// **/
#string STR_PROPERTIES_MODULE_NAME
#language en-US
"PS2 Mouse DXE Driver"

7
MdeModulePkg/MdeModulePkg.dec
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@ -731,6 +731,13 @@
# @Prompt Enable export HII data and configuration to be used in OS runtime.
gEfiMdeModulePkgTokenSpaceGuid.PcdHiiOsRuntimeSupport|TRUE|BOOLEAN|0x00010074
## Indicates if PS2 mouse does a extended verification during start.
# Extended verification will take some performance. It can be set to FALSE for boot performance.<BR><BR>
# TRUE - Turn on PS2 mouse extended verification. <BR>
# FALSE - Turn off PS2 mouse extended verification. <BR>
# @Prompt Turn on PS2 Mouse Extended Verification
gEfiMdeModulePkgTokenSpaceGuid.PcdPs2MouseExtendedVerification|TRUE|BOOLEAN|0x00010075
[PcdsFeatureFlag.IA32, PcdsFeatureFlag.X64]
## Indicates if DxeIpl should switch to long mode to enter DXE phase.
# It is assumed that 64-bit DxeCore is built in firmware if it is true; otherwise 32-bit DxeCore

1
MdeModulePkg/MdeModulePkg.dsc
View File

@ -248,6 +248,7 @@
MdeModulePkg/Bus/I2c/I2cDxe/I2cDxe.inf
MdeModulePkg/Bus/Isa/IsaBusDxe/IsaBusDxe.inf
MdeModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KeyboardDxe.inf
MdeModulePkg/Bus/Isa/Ps2MouseDxe/Ps2MouseDxe.inf
MdeModulePkg/Core/Dxe/DxeMain.inf {
<LibraryClasses>