1 | /* $Id: DevPS2.cpp 47259 2013-07-19 13:58:26Z vboxsync $ */
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2 | /** @file
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3 | * DevPS2 - PS/2 keyboard & mouse controller device.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2012 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | * --------------------------------------------------------------------
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17 | *
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18 | * This code is based on:
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19 | *
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20 | * QEMU PC keyboard emulation (revision 1.12)
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21 | *
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22 | * Copyright (c) 2003 Fabrice Bellard
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23 | *
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24 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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25 | * of this software and associated documentation files (the "Software"), to deal
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26 | * in the Software without restriction, including without limitation the rights
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27 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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28 | * copies of the Software, and to permit persons to whom the Software is
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29 | * furnished to do so, subject to the following conditions:
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30 | *
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31 | * The above copyright notice and this permission notice shall be included in
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32 | * all copies or substantial portions of the Software.
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33 | *
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34 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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35 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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36 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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37 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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38 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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39 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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40 | * THE SOFTWARE.
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41 | *
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42 | */
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43 |
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44 | /*******************************************************************************
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45 | * Header Files *
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46 | *******************************************************************************/
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47 | #define LOG_GROUP LOG_GROUP_DEV_KBD
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48 | #include "vl_vbox.h"
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49 | #include <VBox/vmm/pdmdev.h>
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50 | #include <iprt/assert.h>
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51 | #include <iprt/uuid.h>
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52 |
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53 | #include "VBoxDD.h"
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54 | #include "PS2Dev.h"
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55 |
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56 | #define PCKBD_SAVED_STATE_VERSION 6
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57 |
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58 |
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59 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
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60 | /*******************************************************************************
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61 | * Internal Functions *
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62 | *******************************************************************************/
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63 | RT_C_DECLS_BEGIN
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64 | PDMBOTHCBDECL(int) kbdIOPortDataRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb);
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65 | PDMBOTHCBDECL(int) kbdIOPortDataWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb);
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66 | PDMBOTHCBDECL(int) kbdIOPortStatusRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb);
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67 | PDMBOTHCBDECL(int) kbdIOPortCommandWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb);
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68 | RT_C_DECLS_END
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69 | #endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
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70 |
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71 | /* debug PC keyboard */
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72 | #define DEBUG_KBD
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73 |
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74 | /* debug PC keyboard : only mouse */
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75 | #define DEBUG_MOUSE
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76 |
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77 | /* Keyboard Controller Commands */
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78 | #define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */
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79 | #define KBD_CCMD_WRITE_MODE 0x60 /* Write mode bits */
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80 | #define KBD_CCMD_GET_VERSION 0xA1 /* Get controller version */
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81 | #define KBD_CCMD_MOUSE_DISABLE 0xA7 /* Disable mouse interface */
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82 | #define KBD_CCMD_MOUSE_ENABLE 0xA8 /* Enable mouse interface */
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83 | #define KBD_CCMD_TEST_MOUSE 0xA9 /* Mouse interface test */
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84 | #define KBD_CCMD_SELF_TEST 0xAA /* Controller self test */
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85 | #define KBD_CCMD_KBD_TEST 0xAB /* Keyboard interface test */
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86 | #define KBD_CCMD_KBD_DISABLE 0xAD /* Keyboard interface disable */
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87 | #define KBD_CCMD_KBD_ENABLE 0xAE /* Keyboard interface enable */
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88 | #define KBD_CCMD_READ_INPORT 0xC0 /* read input port */
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89 | #define KBD_CCMD_READ_OUTPORT 0xD0 /* read output port */
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90 | #define KBD_CCMD_WRITE_OUTPORT 0xD1 /* write output port */
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91 | #define KBD_CCMD_WRITE_OBUF 0xD2
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92 | #define KBD_CCMD_WRITE_AUX_OBUF 0xD3 /* Write to output buffer as if
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93 | initiated by the auxiliary device */
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94 | #define KBD_CCMD_WRITE_MOUSE 0xD4 /* Write the following byte to the mouse */
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95 | #define KBD_CCMD_DISABLE_A20 0xDD /* HP vectra only ? */
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96 | #define KBD_CCMD_ENABLE_A20 0xDF /* HP vectra only ? */
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97 | #define KBD_CCMD_READ_TSTINP 0xE0 /* Read test inputs T0, T1 */
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98 | #define KBD_CCMD_RESET 0xFE
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99 |
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100 | /* Status Register Bits */
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101 | #define KBD_STAT_OBF 0x01 /* Keyboard output buffer full */
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102 | #define KBD_STAT_IBF 0x02 /* Keyboard input buffer full */
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103 | #define KBD_STAT_SELFTEST 0x04 /* Self test successful */
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104 | #define KBD_STAT_CMD 0x08 /* Last write was a command write (0=data) */
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105 | #define KBD_STAT_UNLOCKED 0x10 /* Zero if keyboard locked */
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106 | #define KBD_STAT_MOUSE_OBF 0x20 /* Mouse output buffer full */
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107 | #define KBD_STAT_GTO 0x40 /* General receive/xmit timeout */
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108 | #define KBD_STAT_PERR 0x80 /* Parity error */
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109 |
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110 | /* Controller Mode Register Bits */
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111 | #define KBD_MODE_KBD_INT 0x01 /* Keyboard data generate IRQ1 */
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112 | #define KBD_MODE_MOUSE_INT 0x02 /* Mouse data generate IRQ12 */
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113 | #define KBD_MODE_SYS 0x04 /* The system flag (?) */
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114 | #define KBD_MODE_NO_KEYLOCK 0x08 /* The keylock doesn't affect the keyboard if set */
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115 | #define KBD_MODE_DISABLE_KBD 0x10 /* Disable keyboard interface */
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116 | #define KBD_MODE_DISABLE_MOUSE 0x20 /* Disable mouse interface */
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117 | #define KBD_MODE_KCC 0x40 /* Scan code conversion to PC format */
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118 | #define KBD_MODE_RFU 0x80
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119 |
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120 | /* Mouse Commands */
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121 | #define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */
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122 | #define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */
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123 | #define AUX_SET_RES 0xE8 /* Set resolution */
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124 | #define AUX_GET_SCALE 0xE9 /* Get scaling factor */
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125 | #define AUX_SET_STREAM 0xEA /* Set stream mode */
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126 | #define AUX_POLL 0xEB /* Poll */
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127 | #define AUX_RESET_WRAP 0xEC /* Reset wrap mode */
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128 | #define AUX_SET_WRAP 0xEE /* Set wrap mode */
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129 | #define AUX_SET_REMOTE 0xF0 /* Set remote mode */
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130 | #define AUX_GET_TYPE 0xF2 /* Get type */
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131 | #define AUX_SET_SAMPLE 0xF3 /* Set sample rate */
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132 | #define AUX_ENABLE_DEV 0xF4 /* Enable aux device */
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133 | #define AUX_DISABLE_DEV 0xF5 /* Disable aux device */
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134 | #define AUX_SET_DEFAULT 0xF6
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135 | #define AUX_RESET 0xFF /* Reset aux device */
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136 | #define AUX_ACK 0xFA /* Command byte ACK. */
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137 | #define AUX_NACK 0xFE /* Command byte NACK. */
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138 |
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139 | #define MOUSE_STATUS_REMOTE 0x40
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140 | #define MOUSE_STATUS_ENABLED 0x20
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141 | #define MOUSE_STATUS_SCALE21 0x10
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142 |
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143 | /** Supported mouse protocols */
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144 | enum
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145 | {
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146 | MOUSE_PROT_PS2 = 0,
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147 | MOUSE_PROT_IMPS2 = 3,
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148 | MOUSE_PROT_IMEX = 4
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149 | };
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150 |
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151 | /** @name Mouse flags */
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152 | /** @{ */
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153 | /** IMEX horizontal scroll-wheel mode is active */
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154 | # define MOUSE_REPORT_HORIZONTAL 0x01
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155 | /** @} */
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156 |
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157 | #define MOUSE_CMD_QUEUE_SIZE 8
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158 |
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159 | typedef struct {
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160 | uint8_t data[MOUSE_CMD_QUEUE_SIZE];
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161 | int rptr, wptr, count;
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162 | } MouseCmdQueue;
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163 |
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164 |
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165 | #define MOUSE_EVENT_QUEUE_SIZE 256
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166 |
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167 | typedef struct
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168 | {
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169 | uint8_t data[MOUSE_EVENT_QUEUE_SIZE];
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170 | int rptr;
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171 | int wptr;
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172 | int count;
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173 | } MouseEventQueue;
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174 |
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175 | /**
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176 | * The keyboard controller/device state.
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177 | *
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178 | * @note We use the default critical section for serialize data access.
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179 | */
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180 | typedef struct KBDState
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181 | {
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182 | MouseCmdQueue mouse_command_queue;
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183 | MouseEventQueue mouse_event_queue;
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184 | uint8_t write_cmd; /* if non zero, write data to port 60 is expected */
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185 | uint8_t status;
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186 | uint8_t mode;
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187 | uint8_t dbbout; /* data buffer byte */
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188 | /* keyboard state */
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189 | int32_t translate;
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190 | int32_t xlat_state;
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191 | /* mouse state */
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192 | int32_t mouse_write_cmd;
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193 | uint8_t mouse_status;
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194 | uint8_t mouse_resolution;
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195 | uint8_t mouse_sample_rate;
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196 | uint8_t mouse_wrap;
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197 | uint8_t mouse_type; /* MOUSE_PROT_PS2, *_IMPS/2, *_IMEX */
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198 | uint8_t mouse_detect_state;
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199 | int32_t mouse_dx; /* current values, needed for 'poll' mode */
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200 | int32_t mouse_dy;
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201 | int32_t mouse_dz;
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202 | int32_t mouse_dw;
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203 | int32_t mouse_flags;
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204 | uint8_t mouse_buttons;
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205 | uint8_t mouse_buttons_reported;
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206 |
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207 | uint32_t Alignment0;
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208 |
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209 | /** Pointer to the device instance - RC. */
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210 | PPDMDEVINSRC pDevInsRC;
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211 | /** Pointer to the device instance - R3 . */
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212 | PPDMDEVINSR3 pDevInsR3;
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213 | /** Pointer to the device instance. */
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214 | PPDMDEVINSR0 pDevInsR0;
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215 |
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216 | /** Keyboard state (implemented in separate PS2K module). */
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217 | #ifdef VBOX_DEVICE_STRUCT_TESTCASE
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218 | uint8_t KbdFiller[PS2K_STRUCT_FILLER];
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219 | #else
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220 | PS2K Kbd;
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221 | #endif
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222 |
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223 | /**
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224 | * Mouse port - LUN#1.
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225 | *
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226 | * @implements PDMIBASE
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227 | * @implements PDMIMOUSEPORT
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228 | */
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229 | struct
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230 | {
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231 | /** The base interface for the mouse port. */
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232 | PDMIBASE IBase;
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233 | /** The mouse port base interface. */
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234 | PDMIMOUSEPORT IPort;
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235 |
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236 | /** The base interface of the attached mouse driver. */
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237 | R3PTRTYPE(PPDMIBASE) pDrvBase;
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238 | /** The mouse interface of the attached mouse driver. */
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239 | R3PTRTYPE(PPDMIMOUSECONNECTOR) pDrv;
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240 | } Mouse;
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241 | } KBDState;
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242 |
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243 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
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244 |
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245 | /* update irq and KBD_STAT_[MOUSE_]OBF */
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246 | static void kbd_update_irq(KBDState *s)
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247 | {
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248 | MouseCmdQueue *mcq = &s->mouse_command_queue;
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249 | MouseEventQueue *meq = &s->mouse_event_queue;
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250 | int irq12_level, irq1_level;
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251 | uint8_t val;
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252 |
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253 | irq1_level = 0;
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254 | irq12_level = 0;
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255 |
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256 | /* Determine new OBF state, but only if OBF is clear. If OBF was already
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257 | * set, we cannot risk changing the event type after an ISR potentially
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258 | * started executing! Only kbd_read_data() clears the OBF bits.
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259 | */
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260 | if (!(s->status & KBD_STAT_OBF)) {
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261 | s->status &= ~KBD_STAT_MOUSE_OBF;
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262 | /* Keyboard data has priority if both kbd and aux data is available. */
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263 | if (!(s->mode & KBD_MODE_DISABLE_KBD) && PS2KByteFromKbd(&s->Kbd, &val) == VINF_SUCCESS)
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264 | {
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265 | bool fHaveData = true;
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266 |
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267 | /* If scancode translation is on (it usually is), there's more work to do. */
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268 | if (s->translate)
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269 | {
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270 | uint8_t xlated_val;
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271 |
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272 | s->xlat_state = XlateAT2PC(s->xlat_state, val, &xlated_val);
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273 | val = xlated_val;
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274 |
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275 | /* If the translation state is XS_BREAK, there's nothing to report
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276 | * and we keep going until the state changes or there's no more data.
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277 | */
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278 | while (s->xlat_state == XS_BREAK && PS2KByteFromKbd(&s->Kbd, &val) == VINF_SUCCESS)
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279 | {
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280 | s->xlat_state = XlateAT2PC(s->xlat_state, val, &xlated_val);
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281 | val = xlated_val;
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282 | }
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283 | /* This can happen if the last byte in the queue is F0... */
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284 | if (s->xlat_state == XS_BREAK)
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285 | fHaveData = false;
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286 | }
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287 | if (fHaveData)
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288 | {
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289 | s->dbbout = val;
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290 | s->status |= KBD_STAT_OBF;
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291 | }
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292 | }
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293 | else if ((mcq->count || meq->count) && !(s->mode & KBD_MODE_DISABLE_MOUSE))
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294 | {
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295 | s->status |= KBD_STAT_OBF | KBD_STAT_MOUSE_OBF;
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296 | if (mcq->count)
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297 | {
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298 | s->dbbout = mcq->data[mcq->rptr];
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299 | if (++mcq->rptr == MOUSE_CMD_QUEUE_SIZE)
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300 | mcq->rptr = 0;
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301 | mcq->count--;
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302 | }
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303 | else
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304 | {
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305 | s->dbbout = meq->data[meq->rptr];
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306 | if (++meq->rptr == MOUSE_EVENT_QUEUE_SIZE)
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307 | meq->rptr = 0;
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308 | meq->count--;
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309 | }
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310 | }
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311 | }
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312 | /* Determine new IRQ state. */
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313 | if (s->status & KBD_STAT_OBF) {
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314 | if (s->status & KBD_STAT_MOUSE_OBF)
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315 | {
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316 | if (s->mode & KBD_MODE_MOUSE_INT)
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317 | irq12_level = 1;
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318 | }
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319 | else
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320 | { /* KBD_STAT_OBF set but KBD_STAT_MOUSE_OBF isn't. */
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321 | if (s->mode & KBD_MODE_KBD_INT)
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322 | irq1_level = 1;
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323 | }
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324 | }
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325 | PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 1, irq1_level);
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326 | PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 12, irq12_level);
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327 | }
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328 |
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329 | void KBCUpdateInterrupts(void *pKbc)
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330 | {
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331 | KBDState *s = (KBDState *)pKbc;
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332 | kbd_update_irq(s);
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333 | }
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334 |
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335 | static void kbd_queue(KBDState *s, int b, int aux)
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336 | {
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337 | MouseCmdQueue *mcq = &s->mouse_command_queue;
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338 | MouseEventQueue *meq = &s->mouse_event_queue;
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339 |
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340 | #if defined(DEBUG_MOUSE) || defined(DEBUG_KBD)
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341 | if (aux == 1)
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342 | LogRel3(("%s: mouse command response: 0x%02x\n", __PRETTY_FUNCTION__, b));
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343 | else if (aux == 2)
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344 | LogRel3(("%s: mouse event data: 0x%02x\n", __PRETTY_FUNCTION__, b));
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345 | #ifdef DEBUG_KBD
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346 | else
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347 | LogRel3(("%s: kbd event: 0x%02x\n", __PRETTY_FUNCTION__, b));
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348 | #endif
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349 | #endif
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350 | switch (aux)
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351 | {
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352 | case 0: /* keyboard */
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353 | AssertMsgFailed(("kbd_queue() no longer supported for keyboard!\n"));
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354 | break;
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355 | case 1: /* mouse command response */
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356 | if (mcq->count >= MOUSE_CMD_QUEUE_SIZE)
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357 | return;
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358 | mcq->data[mcq->wptr] = b;
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359 | if (++mcq->wptr == MOUSE_CMD_QUEUE_SIZE)
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360 | mcq->wptr = 0;
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361 | mcq->count++;
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362 | break;
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363 | case 2: /* mouse event data */
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364 | if (meq->count >= MOUSE_EVENT_QUEUE_SIZE)
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365 | return;
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366 | meq->data[meq->wptr] = b;
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367 | if (++meq->wptr == MOUSE_EVENT_QUEUE_SIZE)
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368 | meq->wptr = 0;
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369 | meq->count++;
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370 | break;
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371 | default:
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372 | AssertMsgFailed(("aux=%d\n", aux));
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373 | }
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374 | kbd_update_irq(s);
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375 | }
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376 |
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377 | static void kbc_dbb_out(void *opaque, uint8_t val)
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378 | {
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379 | KBDState *s = (KBDState*)opaque;
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380 |
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381 | s->dbbout = val;
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382 | /* Set the OBF and raise IRQ. */
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383 | s->status |= KBD_STAT_OBF;
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384 | if (s->mode & KBD_MODE_KBD_INT)
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385 | PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 1, 1);
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386 | }
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387 |
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388 | static uint32_t kbd_read_status(void *opaque, uint32_t addr)
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389 | {
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390 | KBDState *s = (KBDState*)opaque;
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391 | int val = s->status;
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392 | NOREF(addr);
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393 |
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394 | #if defined(DEBUG_KBD)
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395 | Log(("kbd: read status=0x%02x\n", val));
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396 | #endif
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397 | return val;
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398 | }
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399 |
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400 | static int kbd_write_command(void *opaque, uint32_t addr, uint32_t val)
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401 | {
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402 | int rc = VINF_SUCCESS;
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403 | KBDState *s = (KBDState*)opaque;
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404 | NOREF(addr);
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405 |
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406 | #ifdef DEBUG_KBD
|
---|
407 | Log(("kbd: write cmd=0x%02x\n", val));
|
---|
408 | #endif
|
---|
409 | switch(val) {
|
---|
410 | case KBD_CCMD_READ_MODE:
|
---|
411 | kbc_dbb_out(s, s->mode);
|
---|
412 | break;
|
---|
413 | case KBD_CCMD_WRITE_MODE:
|
---|
414 | case KBD_CCMD_WRITE_OBUF:
|
---|
415 | case KBD_CCMD_WRITE_AUX_OBUF:
|
---|
416 | case KBD_CCMD_WRITE_MOUSE:
|
---|
417 | case KBD_CCMD_WRITE_OUTPORT:
|
---|
418 | s->write_cmd = val;
|
---|
419 | break;
|
---|
420 | case KBD_CCMD_MOUSE_DISABLE:
|
---|
421 | s->mode |= KBD_MODE_DISABLE_MOUSE;
|
---|
422 | break;
|
---|
423 | case KBD_CCMD_MOUSE_ENABLE:
|
---|
424 | s->mode &= ~KBD_MODE_DISABLE_MOUSE;
|
---|
425 | /* Check for queued input. */
|
---|
426 | kbd_update_irq(s);
|
---|
427 | break;
|
---|
428 | case KBD_CCMD_TEST_MOUSE:
|
---|
429 | kbc_dbb_out(s, 0x00);
|
---|
430 | break;
|
---|
431 | case KBD_CCMD_SELF_TEST:
|
---|
432 | /* Enable the A20 line - that is the power-on state(!). */
|
---|
433 | # ifndef IN_RING3
|
---|
434 | if (!PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)))
|
---|
435 | {
|
---|
436 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
437 | break;
|
---|
438 | }
|
---|
439 | # else /* IN_RING3 */
|
---|
440 | PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), true);
|
---|
441 | # endif /* IN_RING3 */
|
---|
442 | s->status |= KBD_STAT_SELFTEST;
|
---|
443 | s->mode |= KBD_MODE_DISABLE_KBD;
|
---|
444 | kbc_dbb_out(s, 0x55);
|
---|
445 | break;
|
---|
446 | case KBD_CCMD_KBD_TEST:
|
---|
447 | kbc_dbb_out(s, 0x00);
|
---|
448 | break;
|
---|
449 | case KBD_CCMD_KBD_DISABLE:
|
---|
450 | s->mode |= KBD_MODE_DISABLE_KBD;
|
---|
451 | break;
|
---|
452 | case KBD_CCMD_KBD_ENABLE:
|
---|
453 | s->mode &= ~KBD_MODE_DISABLE_KBD;
|
---|
454 | /* Check for queued input. */
|
---|
455 | kbd_update_irq(s);
|
---|
456 | break;
|
---|
457 | case KBD_CCMD_READ_INPORT:
|
---|
458 | kbc_dbb_out(s, 0x00);
|
---|
459 | break;
|
---|
460 | case KBD_CCMD_READ_OUTPORT:
|
---|
461 | /* XXX: check that */
|
---|
462 | #ifdef TARGET_I386
|
---|
463 | val = 0x01 | (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)) << 1);
|
---|
464 | #else
|
---|
465 | val = 0x01;
|
---|
466 | #endif
|
---|
467 | if (s->status & KBD_STAT_OBF)
|
---|
468 | val |= 0x10;
|
---|
469 | if (s->status & KBD_STAT_MOUSE_OBF)
|
---|
470 | val |= 0x20;
|
---|
471 | kbc_dbb_out(s, val);
|
---|
472 | break;
|
---|
473 | #ifdef TARGET_I386
|
---|
474 | case KBD_CCMD_ENABLE_A20:
|
---|
475 | # ifndef IN_RING3
|
---|
476 | if (!PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)))
|
---|
477 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
478 | # else /* IN_RING3 */
|
---|
479 | PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), true);
|
---|
480 | # endif /* IN_RING3 */
|
---|
481 | break;
|
---|
482 | case KBD_CCMD_DISABLE_A20:
|
---|
483 | # ifndef IN_RING3
|
---|
484 | if (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)))
|
---|
485 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
486 | # else /* IN_RING3 */
|
---|
487 | PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), false);
|
---|
488 | # endif /* !IN_RING3 */
|
---|
489 | break;
|
---|
490 | #endif
|
---|
491 | case KBD_CCMD_READ_TSTINP:
|
---|
492 | /* Keyboard clock line is zero IFF keyboard is disabled */
|
---|
493 | val = (s->mode & KBD_MODE_DISABLE_KBD) ? 0 : 1;
|
---|
494 | kbc_dbb_out(s, val);
|
---|
495 | break;
|
---|
496 | case KBD_CCMD_RESET:
|
---|
497 | #ifndef IN_RING3
|
---|
498 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
499 | #else /* IN_RING3 */
|
---|
500 | LogRel(("Reset initiated by keyboard controller\n"));
|
---|
501 | rc = PDMDevHlpVMReset(s->CTX_SUFF(pDevIns));
|
---|
502 | #endif /* !IN_RING3 */
|
---|
503 | break;
|
---|
504 | case 0xff:
|
---|
505 | /* ignore that - I don't know what is its use */
|
---|
506 | break;
|
---|
507 | /* Make OS/2 happy. */
|
---|
508 | /* The 8042 RAM is readable using commands 0x20 thru 0x3f, and writable
|
---|
509 | by 0x60 thru 0x7f. Now days only the firs byte, the mode, is used.
|
---|
510 | We'll ignore the writes (0x61..7f) and return 0 for all the reads
|
---|
511 | just to make some OS/2 debug stuff a bit happier. */
|
---|
512 | case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
|
---|
513 | case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
|
---|
514 | case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
|
---|
515 | case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
|
---|
516 | kbc_dbb_out(s, 0);
|
---|
517 | Log(("kbd: reading non-standard RAM addr %#x\n", val & 0x1f));
|
---|
518 | break;
|
---|
519 | default:
|
---|
520 | Log(("kbd: unsupported keyboard cmd=0x%02x\n", val));
|
---|
521 | break;
|
---|
522 | }
|
---|
523 | return rc;
|
---|
524 | }
|
---|
525 |
|
---|
526 | static uint32_t kbd_read_data(void *opaque, uint32_t addr)
|
---|
527 | {
|
---|
528 | KBDState *s = (KBDState*)opaque;
|
---|
529 | uint32_t val;
|
---|
530 | NOREF(addr);
|
---|
531 |
|
---|
532 | /* Return the current DBB contents. */
|
---|
533 | val = s->dbbout;
|
---|
534 |
|
---|
535 | /* Reading the DBB deasserts IRQs... */
|
---|
536 | if (s->status & KBD_STAT_MOUSE_OBF)
|
---|
537 | PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 12, 0);
|
---|
538 | else
|
---|
539 | PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 1, 0);
|
---|
540 | /* ...and clears the OBF bits. */
|
---|
541 | s->status &= ~(KBD_STAT_OBF | KBD_STAT_MOUSE_OBF);
|
---|
542 |
|
---|
543 | /* Check if more data is available. */
|
---|
544 | kbd_update_irq(s);
|
---|
545 | #ifdef DEBUG_KBD
|
---|
546 | Log(("kbd: read data=0x%02x\n", val));
|
---|
547 | #endif
|
---|
548 | return val;
|
---|
549 | }
|
---|
550 |
|
---|
551 | PS2K *KBDGetPS2KFromDevIns(PPDMDEVINS pDevIns)
|
---|
552 | {
|
---|
553 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
554 | return &pThis->Kbd;
|
---|
555 | }
|
---|
556 |
|
---|
557 | static void kbd_mouse_set_reported_buttons(KBDState *s, unsigned fButtons, unsigned fButtonMask)
|
---|
558 | {
|
---|
559 | s->mouse_buttons_reported |= (fButtons & fButtonMask);
|
---|
560 | s->mouse_buttons_reported &= (fButtons | ~fButtonMask);
|
---|
561 | }
|
---|
562 |
|
---|
563 | /**
|
---|
564 | * Send a single relative packet in 3-byte PS/2 format to the PS/2 controller.
|
---|
565 | * @param s keyboard state object
|
---|
566 | * @param dx relative X value, must be between -256 and +255
|
---|
567 | * @param dy relative y value, must be between -256 and +255
|
---|
568 | * @param fButtonsLow the state of the two first mouse buttons
|
---|
569 | * @param fButtonsPacked the state of the upper three mouse buttons and
|
---|
570 | * scroll wheel movement, packed as per the
|
---|
571 | * MOUSE_EXT_* defines. For standard PS/2 packets
|
---|
572 | * only pass the value of button 3 here.
|
---|
573 | */
|
---|
574 | static void kbd_mouse_send_rel3_packet(KBDState *s, bool fToCmdQueue)
|
---|
575 | {
|
---|
576 | int aux = fToCmdQueue ? 1 : 2;
|
---|
577 | int dx1 = s->mouse_dx < 0 ? RT_MAX(s->mouse_dx, -256)
|
---|
578 | : RT_MIN(s->mouse_dx, 255);
|
---|
579 | int dy1 = s->mouse_dy < 0 ? RT_MAX(s->mouse_dy, -256)
|
---|
580 | : RT_MIN(s->mouse_dy, 255);
|
---|
581 | unsigned int b;
|
---|
582 | unsigned fButtonsLow = s->mouse_buttons & 0x07;
|
---|
583 | s->mouse_dx -= dx1;
|
---|
584 | s->mouse_dy -= dy1;
|
---|
585 | kbd_mouse_set_reported_buttons(s, fButtonsLow, 0x07);
|
---|
586 | LogRel3(("%s: dx1=%d, dy1=%d, fButtonsLow=0x%x\n",
|
---|
587 | __PRETTY_FUNCTION__, dx1, dy1, fButtonsLow));
|
---|
588 | b = 0x08 | ((dx1 < 0 ? 1 : 0) << 4) | ((dy1 < 0 ? 1 : 0) << 5)
|
---|
589 | | fButtonsLow;
|
---|
590 | kbd_queue(s, b, aux);
|
---|
591 | kbd_queue(s, dx1 & 0xff, aux);
|
---|
592 | kbd_queue(s, dy1 & 0xff, aux);
|
---|
593 | }
|
---|
594 |
|
---|
595 | static void kbd_mouse_send_imps2_byte4(KBDState *s, bool fToCmdQueue)
|
---|
596 | {
|
---|
597 | int aux = fToCmdQueue ? 1 : 2;
|
---|
598 |
|
---|
599 | int dz1 = s->mouse_dz < 0 ? RT_MAX(s->mouse_dz, -127)
|
---|
600 | : RT_MIN(s->mouse_dz, 127);
|
---|
601 | LogRel3(("%s: dz1=%d\n", __PRETTY_FUNCTION__, dz1));
|
---|
602 | s->mouse_dz -= dz1;
|
---|
603 | kbd_queue(s, dz1 & 0xff, aux);
|
---|
604 | }
|
---|
605 |
|
---|
606 | static void kbd_mouse_send_imex_byte4(KBDState *s, bool fToCmdQueue)
|
---|
607 | {
|
---|
608 | int aux = fToCmdQueue ? 1 : 2;
|
---|
609 | int dz1 = 0, dw1 = 0;
|
---|
610 | unsigned fButtonsHigh = s->mouse_buttons & 0x18;
|
---|
611 |
|
---|
612 | if (s->mouse_dw > 0)
|
---|
613 | dw1 = 1;
|
---|
614 | else if (s->mouse_dw < 0)
|
---|
615 | dw1 = -1;
|
---|
616 | else if (s->mouse_dz > 0)
|
---|
617 | dz1 = 1;
|
---|
618 | else if (s->mouse_dz < 0)
|
---|
619 | dz1 = -1;
|
---|
620 | if (s->mouse_dw && s->mouse_flags & MOUSE_REPORT_HORIZONTAL)
|
---|
621 | {
|
---|
622 | LogRel3(("%s: dw1=%d\n", __PRETTY_FUNCTION__, dw1));
|
---|
623 | kbd_queue(s, 0x40 | (dw1 & 0x3f), aux);
|
---|
624 | }
|
---|
625 | else
|
---|
626 | {
|
---|
627 | LogRel3(("%s: dz1=%d, dw1=%d, fButtonsHigh=0x%x\n",
|
---|
628 | __PRETTY_FUNCTION__, dz1, dw1, fButtonsHigh));
|
---|
629 | unsigned u4Low = dw1 > 0 ? 9 /* -7 & 0xf */
|
---|
630 | : dw1 < 0 ? 7
|
---|
631 | : dz1 > 0 ? 1
|
---|
632 | : dz1 < 0 ? 0xf /* -1 & 0xf */
|
---|
633 | : 0;
|
---|
634 | kbd_mouse_set_reported_buttons(s, fButtonsHigh, 0x18);
|
---|
635 | kbd_queue(s, (fButtonsHigh << 1) | u4Low, aux);
|
---|
636 | }
|
---|
637 | s->mouse_dz -= dz1;
|
---|
638 | s->mouse_dw -= dw1;
|
---|
639 | }
|
---|
640 |
|
---|
641 | /**
|
---|
642 | * Send a single relative packet in (IM)PS/2 or IMEX format to the PS/2
|
---|
643 | * controller.
|
---|
644 | * @param s keyboard state object
|
---|
645 | * @param fToCmdQueue should this packet go to the command queue (or the
|
---|
646 | * event queue)?
|
---|
647 | */
|
---|
648 | static void kbd_mouse_send_packet(KBDState *s, bool fToCmdQueue)
|
---|
649 | {
|
---|
650 | kbd_mouse_send_rel3_packet(s, fToCmdQueue);
|
---|
651 | if (s->mouse_type == MOUSE_PROT_IMPS2)
|
---|
652 | kbd_mouse_send_imps2_byte4(s, fToCmdQueue);
|
---|
653 | if (s->mouse_type == MOUSE_PROT_IMEX)
|
---|
654 | kbd_mouse_send_imex_byte4(s, fToCmdQueue);
|
---|
655 | }
|
---|
656 |
|
---|
657 | #ifdef IN_RING3
|
---|
658 |
|
---|
659 | static bool kbd_mouse_unreported(KBDState *s)
|
---|
660 | {
|
---|
661 | return s->mouse_dx
|
---|
662 | || s->mouse_dy
|
---|
663 | || s->mouse_dz
|
---|
664 | || s->mouse_dw
|
---|
665 | || s->mouse_buttons != s->mouse_buttons_reported;
|
---|
666 | }
|
---|
667 |
|
---|
668 | static size_t kbd_mouse_event_queue_free(KBDState *s)
|
---|
669 | {
|
---|
670 | AssertReturn(s->mouse_event_queue.count <= MOUSE_EVENT_QUEUE_SIZE, 0);
|
---|
671 | return MOUSE_EVENT_QUEUE_SIZE - s->mouse_event_queue.count;
|
---|
672 | }
|
---|
673 |
|
---|
674 | static void pc_kbd_mouse_event(void *opaque, int dx, int dy, int dz, int dw,
|
---|
675 | int buttons_state)
|
---|
676 | {
|
---|
677 | LogRel3(("%s: dx=%d, dy=%d, dz=%d, dw=%d, buttons_state=0x%x\n",
|
---|
678 | __PRETTY_FUNCTION__, dx, dy, dz, dw, buttons_state));
|
---|
679 | KBDState *s = (KBDState*)opaque;
|
---|
680 |
|
---|
681 | /* check if deltas are recorded when disabled */
|
---|
682 | if (!(s->mouse_status & MOUSE_STATUS_ENABLED))
|
---|
683 | return;
|
---|
684 | AssertReturnVoid((buttons_state & ~0x1f) == 0);
|
---|
685 |
|
---|
686 | s->mouse_dx += dx;
|
---|
687 | s->mouse_dy -= dy;
|
---|
688 | if ( (s->mouse_type == MOUSE_PROT_IMPS2)
|
---|
689 | || (s->mouse_type == MOUSE_PROT_IMEX))
|
---|
690 | s->mouse_dz += dz;
|
---|
691 | if (s->mouse_type == MOUSE_PROT_IMEX)
|
---|
692 | s->mouse_dw += dw;
|
---|
693 | s->mouse_buttons = buttons_state;
|
---|
694 | if (!(s->mouse_status & MOUSE_STATUS_REMOTE))
|
---|
695 | /* if not remote, send event. Multiple events are sent if
|
---|
696 | too big deltas */
|
---|
697 | while ( kbd_mouse_unreported(s)
|
---|
698 | && kbd_mouse_event_queue_free(s) > 4)
|
---|
699 | kbd_mouse_send_packet(s, false);
|
---|
700 | }
|
---|
701 |
|
---|
702 | /* Report a change in status down the driver chain */
|
---|
703 | static void kbd_mouse_update_downstream_status(KBDState *pThis)
|
---|
704 | {
|
---|
705 | PPDMIMOUSECONNECTOR pDrv = pThis->Mouse.pDrv;
|
---|
706 | bool fEnabled = !!(pThis->mouse_status & MOUSE_STATUS_ENABLED);
|
---|
707 | if (pDrv)
|
---|
708 | pDrv->pfnReportModes(pDrv, fEnabled, false, false);
|
---|
709 | }
|
---|
710 |
|
---|
711 | #endif /* IN_RING3 */
|
---|
712 |
|
---|
713 | static int kbd_write_mouse(KBDState *s, int val)
|
---|
714 | {
|
---|
715 | #ifdef DEBUG_MOUSE
|
---|
716 | LogRelFlowFunc(("kbd: write mouse 0x%02x\n", val));
|
---|
717 | #endif
|
---|
718 | int rc = VINF_SUCCESS;
|
---|
719 | /* Flush the mouse command response queue. */
|
---|
720 | s->mouse_command_queue.count = 0;
|
---|
721 | s->mouse_command_queue.rptr = 0;
|
---|
722 | s->mouse_command_queue.wptr = 0;
|
---|
723 | switch(s->mouse_write_cmd) {
|
---|
724 | default:
|
---|
725 | case -1:
|
---|
726 | /* mouse command */
|
---|
727 | if (s->mouse_wrap) {
|
---|
728 | if (val == AUX_RESET_WRAP) {
|
---|
729 | s->mouse_wrap = 0;
|
---|
730 | kbd_queue(s, AUX_ACK, 1);
|
---|
731 | return VINF_SUCCESS;
|
---|
732 | } else if (val != AUX_RESET) {
|
---|
733 | kbd_queue(s, val, 1);
|
---|
734 | return VINF_SUCCESS;
|
---|
735 | }
|
---|
736 | }
|
---|
737 | switch(val) {
|
---|
738 | case AUX_SET_SCALE11:
|
---|
739 | s->mouse_status &= ~MOUSE_STATUS_SCALE21;
|
---|
740 | kbd_queue(s, AUX_ACK, 1);
|
---|
741 | break;
|
---|
742 | case AUX_SET_SCALE21:
|
---|
743 | s->mouse_status |= MOUSE_STATUS_SCALE21;
|
---|
744 | kbd_queue(s, AUX_ACK, 1);
|
---|
745 | break;
|
---|
746 | case AUX_SET_STREAM:
|
---|
747 | s->mouse_status &= ~MOUSE_STATUS_REMOTE;
|
---|
748 | kbd_queue(s, AUX_ACK, 1);
|
---|
749 | break;
|
---|
750 | case AUX_SET_WRAP:
|
---|
751 | s->mouse_wrap = 1;
|
---|
752 | kbd_queue(s, AUX_ACK, 1);
|
---|
753 | break;
|
---|
754 | case AUX_SET_REMOTE:
|
---|
755 | s->mouse_status |= MOUSE_STATUS_REMOTE;
|
---|
756 | kbd_queue(s, AUX_ACK, 1);
|
---|
757 | break;
|
---|
758 | case AUX_GET_TYPE:
|
---|
759 | kbd_queue(s, AUX_ACK, 1);
|
---|
760 | kbd_queue(s, s->mouse_type, 1);
|
---|
761 | break;
|
---|
762 | case AUX_SET_RES:
|
---|
763 | case AUX_SET_SAMPLE:
|
---|
764 | s->mouse_write_cmd = val;
|
---|
765 | kbd_queue(s, AUX_ACK, 1);
|
---|
766 | break;
|
---|
767 | case AUX_GET_SCALE:
|
---|
768 | kbd_queue(s, AUX_ACK, 1);
|
---|
769 | kbd_queue(s, s->mouse_status, 1);
|
---|
770 | kbd_queue(s, s->mouse_resolution, 1);
|
---|
771 | kbd_queue(s, s->mouse_sample_rate, 1);
|
---|
772 | break;
|
---|
773 | case AUX_POLL:
|
---|
774 | kbd_queue(s, AUX_ACK, 1);
|
---|
775 | kbd_mouse_send_packet(s, true);
|
---|
776 | break;
|
---|
777 | case AUX_ENABLE_DEV:
|
---|
778 | #ifdef IN_RING3
|
---|
779 | LogRelFlowFunc(("Enabling mouse device\n"));
|
---|
780 | s->mouse_status |= MOUSE_STATUS_ENABLED;
|
---|
781 | kbd_queue(s, AUX_ACK, 1);
|
---|
782 | kbd_mouse_update_downstream_status(s);
|
---|
783 | #else
|
---|
784 | LogRelFlowFunc(("Enabling mouse device, R0 stub\n"));
|
---|
785 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
786 | #endif
|
---|
787 | break;
|
---|
788 | case AUX_DISABLE_DEV:
|
---|
789 | #ifdef IN_RING3
|
---|
790 | s->mouse_status &= ~MOUSE_STATUS_ENABLED;
|
---|
791 | kbd_queue(s, AUX_ACK, 1);
|
---|
792 | /* Flush the mouse events queue. */
|
---|
793 | s->mouse_event_queue.count = 0;
|
---|
794 | s->mouse_event_queue.rptr = 0;
|
---|
795 | s->mouse_event_queue.wptr = 0;
|
---|
796 | kbd_mouse_update_downstream_status(s);
|
---|
797 | #else
|
---|
798 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
799 | #endif
|
---|
800 | break;
|
---|
801 | case AUX_SET_DEFAULT:
|
---|
802 | #ifdef IN_RING3
|
---|
803 | s->mouse_sample_rate = 100;
|
---|
804 | s->mouse_resolution = 2;
|
---|
805 | s->mouse_status = 0;
|
---|
806 | kbd_queue(s, AUX_ACK, 1);
|
---|
807 | kbd_mouse_update_downstream_status(s);
|
---|
808 | #else
|
---|
809 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
810 | #endif
|
---|
811 | break;
|
---|
812 | case AUX_RESET:
|
---|
813 | #ifdef IN_RING3
|
---|
814 | s->mouse_sample_rate = 100;
|
---|
815 | s->mouse_resolution = 2;
|
---|
816 | s->mouse_status = 0;
|
---|
817 | s->mouse_type = MOUSE_PROT_PS2;
|
---|
818 | kbd_queue(s, AUX_ACK, 1);
|
---|
819 | kbd_queue(s, 0xaa, 1);
|
---|
820 | kbd_queue(s, s->mouse_type, 1);
|
---|
821 | /* Flush the mouse events queue. */
|
---|
822 | s->mouse_event_queue.count = 0;
|
---|
823 | s->mouse_event_queue.rptr = 0;
|
---|
824 | s->mouse_event_queue.wptr = 0;
|
---|
825 | kbd_mouse_update_downstream_status(s);
|
---|
826 | #else
|
---|
827 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
828 | #endif
|
---|
829 | break;
|
---|
830 | default:
|
---|
831 | /* NACK all commands we don't know.
|
---|
832 |
|
---|
833 | The usecase for this is the OS/2 mouse driver which will try
|
---|
834 | read 0xE2 in order to figure out if it's a trackpoint device
|
---|
835 | or not. If it doesn't get a NACK (or ACK) on the command it'll
|
---|
836 | do several hundred thousand status reads before giving up. This
|
---|
837 | is slows down the OS/2 boot up considerably. (It also seems that
|
---|
838 | the code is somehow vulnerable while polling like this and that
|
---|
839 | mouse or keyboard input at this point might screw things up badly.)
|
---|
840 |
|
---|
841 | From http://www.win.tue.nl/~aeb/linux/kbd/scancodes-13.html:
|
---|
842 |
|
---|
843 | Every command or data byte sent to the mouse (except for the
|
---|
844 | resend command fe) is ACKed with fa. If the command or data
|
---|
845 | is invalid, it is NACKed with fe. If the next byte is again
|
---|
846 | invalid, the reply is ERROR: fc. */
|
---|
847 | /** @todo send error if we NACKed the previous command? */
|
---|
848 | kbd_queue(s, AUX_NACK, 1);
|
---|
849 | break;
|
---|
850 | }
|
---|
851 | break;
|
---|
852 | case AUX_SET_SAMPLE:
|
---|
853 | s->mouse_sample_rate = val;
|
---|
854 | /* detect IMPS/2 or IMEX */
|
---|
855 | /* And enable horizontal scrolling reporting when requested */
|
---|
856 | switch(s->mouse_detect_state) {
|
---|
857 | default:
|
---|
858 | case 0:
|
---|
859 | if (val == 200)
|
---|
860 | s->mouse_detect_state = 1;
|
---|
861 | break;
|
---|
862 | case 1:
|
---|
863 | if (val == 100)
|
---|
864 | s->mouse_detect_state = 2;
|
---|
865 | else if (val == 200)
|
---|
866 | s->mouse_detect_state = 3;
|
---|
867 | else if ((val == 80) && s->mouse_type == MOUSE_PROT_IMEX)
|
---|
868 | /* enable horizontal scrolling, byte two */
|
---|
869 | s->mouse_detect_state = 4;
|
---|
870 | else
|
---|
871 | s->mouse_detect_state = 0;
|
---|
872 | break;
|
---|
873 | case 2:
|
---|
874 | if (val == 80 && s->mouse_type < MOUSE_PROT_IMEX)
|
---|
875 | {
|
---|
876 | LogRelFlowFunc(("switching mouse device to IMPS/2 mode\n"));
|
---|
877 | s->mouse_type = MOUSE_PROT_IMPS2;
|
---|
878 | }
|
---|
879 | s->mouse_detect_state = 0;
|
---|
880 | break;
|
---|
881 | case 3:
|
---|
882 | if (val == 80)
|
---|
883 | {
|
---|
884 | LogRelFlowFunc(("switching mouse device to IMEX mode\n"));
|
---|
885 | s->mouse_type = MOUSE_PROT_IMEX;
|
---|
886 | }
|
---|
887 | s->mouse_detect_state = 0;
|
---|
888 | break;
|
---|
889 | case 4:
|
---|
890 | if (val == 40)
|
---|
891 | {
|
---|
892 | LogRelFlowFunc(("enabling IMEX horizontal scrolling reporting\n"));
|
---|
893 | s->mouse_flags |= MOUSE_REPORT_HORIZONTAL;
|
---|
894 | }
|
---|
895 | s->mouse_detect_state = 0;
|
---|
896 | break;
|
---|
897 | }
|
---|
898 | kbd_queue(s, AUX_ACK, 1);
|
---|
899 | s->mouse_write_cmd = -1;
|
---|
900 | break;
|
---|
901 | case AUX_SET_RES:
|
---|
902 | if (0 <= val && val < 4)
|
---|
903 | {
|
---|
904 | s->mouse_resolution = val;
|
---|
905 | kbd_queue(s, AUX_ACK, 1);
|
---|
906 | }
|
---|
907 | else
|
---|
908 | kbd_queue(s, AUX_NACK, 1);
|
---|
909 | s->mouse_write_cmd = -1;
|
---|
910 | break;
|
---|
911 | }
|
---|
912 | return rc;
|
---|
913 | }
|
---|
914 |
|
---|
915 | static int kbd_write_data(void *opaque, uint32_t addr, uint32_t val)
|
---|
916 | {
|
---|
917 | int rc = VINF_SUCCESS;
|
---|
918 | KBDState *s = (KBDState*)opaque;
|
---|
919 | NOREF(addr);
|
---|
920 |
|
---|
921 | #ifdef DEBUG_KBD
|
---|
922 | Log(("kbd: write data=0x%02x\n", val));
|
---|
923 | #endif
|
---|
924 |
|
---|
925 | switch(s->write_cmd) {
|
---|
926 | case 0:
|
---|
927 | /* Automatically enables keyboard interface. */
|
---|
928 | s->mode &= ~KBD_MODE_DISABLE_KBD;
|
---|
929 | rc = PS2KByteToKbd(&s->Kbd, val);
|
---|
930 | if (rc == VINF_SUCCESS)
|
---|
931 | kbd_update_irq(s);
|
---|
932 | break;
|
---|
933 | case KBD_CCMD_WRITE_MODE:
|
---|
934 | s->mode = val;
|
---|
935 | s->translate = (s->mode & KBD_MODE_KCC) == KBD_MODE_KCC;
|
---|
936 | kbd_update_irq(s);
|
---|
937 | break;
|
---|
938 | case KBD_CCMD_WRITE_OBUF:
|
---|
939 | kbc_dbb_out(s, val);
|
---|
940 | break;
|
---|
941 | case KBD_CCMD_WRITE_AUX_OBUF:
|
---|
942 | kbd_queue(s, val, 1);
|
---|
943 | break;
|
---|
944 | case KBD_CCMD_WRITE_OUTPORT:
|
---|
945 | #ifdef TARGET_I386
|
---|
946 | # ifndef IN_RING3
|
---|
947 | if (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)) != !!(val & 2))
|
---|
948 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
949 | # else /* IN_RING3 */
|
---|
950 | PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), !!(val & 2));
|
---|
951 | # endif /* !IN_RING3 */
|
---|
952 | #endif
|
---|
953 | if (!(val & 1)) {
|
---|
954 | # ifndef IN_RING3
|
---|
955 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
956 | # else
|
---|
957 | rc = PDMDevHlpVMReset(s->CTX_SUFF(pDevIns));
|
---|
958 | # endif
|
---|
959 | }
|
---|
960 | break;
|
---|
961 | case KBD_CCMD_WRITE_MOUSE:
|
---|
962 | /* Automatically enables aux interface. */
|
---|
963 | s->mode &= ~KBD_MODE_DISABLE_MOUSE;
|
---|
964 | rc = kbd_write_mouse(s, val);
|
---|
965 | break;
|
---|
966 | default:
|
---|
967 | break;
|
---|
968 | }
|
---|
969 | if (rc != VINF_IOM_R3_IOPORT_WRITE)
|
---|
970 | s->write_cmd = 0;
|
---|
971 | return rc;
|
---|
972 | }
|
---|
973 |
|
---|
974 | #ifdef IN_RING3
|
---|
975 |
|
---|
976 | static void kbd_reset(void *opaque)
|
---|
977 | {
|
---|
978 | KBDState *s = (KBDState*)opaque;
|
---|
979 | MouseCmdQueue *mcq;
|
---|
980 | MouseEventQueue *meq;
|
---|
981 |
|
---|
982 | s->mouse_write_cmd = -1;
|
---|
983 | s->mode = KBD_MODE_KBD_INT | KBD_MODE_MOUSE_INT;
|
---|
984 | s->status = KBD_STAT_CMD | KBD_STAT_UNLOCKED;
|
---|
985 | /* Resetting everything, keyword was not working right on NT4 reboot. */
|
---|
986 | s->write_cmd = 0;
|
---|
987 | s->translate = 0;
|
---|
988 | if (s->mouse_status)
|
---|
989 | {
|
---|
990 | s->mouse_status = 0;
|
---|
991 | kbd_mouse_update_downstream_status(s);
|
---|
992 | }
|
---|
993 | s->mouse_resolution = 0;
|
---|
994 | s->mouse_sample_rate = 0;
|
---|
995 | s->mouse_wrap = 0;
|
---|
996 | s->mouse_type = MOUSE_PROT_PS2;
|
---|
997 | s->mouse_detect_state = 0;
|
---|
998 | s->mouse_dx = 0;
|
---|
999 | s->mouse_dy = 0;
|
---|
1000 | s->mouse_dz = 0;
|
---|
1001 | s->mouse_dw = 0;
|
---|
1002 | s->mouse_flags = 0;
|
---|
1003 | s->mouse_buttons = 0;
|
---|
1004 | s->mouse_buttons_reported = 0;
|
---|
1005 | mcq = &s->mouse_command_queue;
|
---|
1006 | mcq->rptr = 0;
|
---|
1007 | mcq->wptr = 0;
|
---|
1008 | mcq->count = 0;
|
---|
1009 | meq = &s->mouse_event_queue;
|
---|
1010 | meq->rptr = 0;
|
---|
1011 | meq->wptr = 0;
|
---|
1012 | meq->count = 0;
|
---|
1013 | }
|
---|
1014 |
|
---|
1015 | static void kbd_save(QEMUFile* f, void* opaque)
|
---|
1016 | {
|
---|
1017 | uint32_t cItems;
|
---|
1018 | int i;
|
---|
1019 | KBDState *s = (KBDState*)opaque;
|
---|
1020 |
|
---|
1021 | qemu_put_8s(f, &s->write_cmd);
|
---|
1022 | qemu_put_8s(f, &s->status);
|
---|
1023 | qemu_put_8s(f, &s->mode);
|
---|
1024 | qemu_put_8s(f, &s->dbbout);
|
---|
1025 | qemu_put_be32s(f, &s->mouse_write_cmd);
|
---|
1026 | qemu_put_8s(f, &s->mouse_status);
|
---|
1027 | qemu_put_8s(f, &s->mouse_resolution);
|
---|
1028 | qemu_put_8s(f, &s->mouse_sample_rate);
|
---|
1029 | qemu_put_8s(f, &s->mouse_wrap);
|
---|
1030 | qemu_put_8s(f, &s->mouse_type);
|
---|
1031 | qemu_put_8s(f, &s->mouse_detect_state);
|
---|
1032 | qemu_put_be32s(f, &s->mouse_dx);
|
---|
1033 | qemu_put_be32s(f, &s->mouse_dy);
|
---|
1034 | qemu_put_be32s(f, &s->mouse_dz);
|
---|
1035 | qemu_put_be32s(f, &s->mouse_dw);
|
---|
1036 | qemu_put_be32s(f, &s->mouse_flags);
|
---|
1037 | qemu_put_8s(f, &s->mouse_buttons);
|
---|
1038 | qemu_put_8s(f, &s->mouse_buttons_reported);
|
---|
1039 |
|
---|
1040 | cItems = s->mouse_command_queue.count;
|
---|
1041 | SSMR3PutU32(f, cItems);
|
---|
1042 | for (i = s->mouse_command_queue.rptr; cItems-- > 0; i = (i + 1) % RT_ELEMENTS(s->mouse_command_queue.data))
|
---|
1043 | SSMR3PutU8(f, s->mouse_command_queue.data[i]);
|
---|
1044 | Log(("kbd_save: %d mouse command queue items stored\n", s->mouse_command_queue.count));
|
---|
1045 |
|
---|
1046 | cItems = s->mouse_event_queue.count;
|
---|
1047 | SSMR3PutU32(f, cItems);
|
---|
1048 | for (i = s->mouse_event_queue.rptr; cItems-- > 0; i = (i + 1) % RT_ELEMENTS(s->mouse_event_queue.data))
|
---|
1049 | SSMR3PutU8(f, s->mouse_event_queue.data[i]);
|
---|
1050 | Log(("kbd_save: %d mouse event queue items stored\n", s->mouse_event_queue.count));
|
---|
1051 |
|
---|
1052 | /* terminator */
|
---|
1053 | SSMR3PutU32(f, ~0);
|
---|
1054 | }
|
---|
1055 |
|
---|
1056 | static int kbd_load(QEMUFile* f, void* opaque, int version_id)
|
---|
1057 | {
|
---|
1058 | uint32_t u32, i;
|
---|
1059 | uint8_t u8Dummy;
|
---|
1060 | uint32_t u32Dummy;
|
---|
1061 | int rc;
|
---|
1062 | KBDState *s = (KBDState*)opaque;
|
---|
1063 |
|
---|
1064 | #if 0
|
---|
1065 | /** @todo enable this and remove the "if (version_id == 4)" code at some
|
---|
1066 | * later time */
|
---|
1067 | /* Version 4 was never created by any publicly released version of VBox */
|
---|
1068 | AssertReturn(version_id != 4, VERR_NOT_SUPPORTED);
|
---|
1069 | #endif
|
---|
1070 | if (version_id < 2 || version_id > PCKBD_SAVED_STATE_VERSION)
|
---|
1071 | return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
|
---|
1072 | qemu_get_8s(f, &s->write_cmd);
|
---|
1073 | qemu_get_8s(f, &s->status);
|
---|
1074 | qemu_get_8s(f, &s->mode);
|
---|
1075 | if (version_id <= 5)
|
---|
1076 | {
|
---|
1077 | qemu_get_be32s(f, (uint32_t *)&u32Dummy);
|
---|
1078 | qemu_get_be32s(f, (uint32_t *)&u32Dummy);
|
---|
1079 | }
|
---|
1080 | else
|
---|
1081 | {
|
---|
1082 | qemu_get_8s(f, &s->dbbout);
|
---|
1083 | }
|
---|
1084 | qemu_get_be32s(f, (uint32_t *)&s->mouse_write_cmd);
|
---|
1085 | qemu_get_8s(f, &s->mouse_status);
|
---|
1086 | qemu_get_8s(f, &s->mouse_resolution);
|
---|
1087 | qemu_get_8s(f, &s->mouse_sample_rate);
|
---|
1088 | qemu_get_8s(f, &s->mouse_wrap);
|
---|
1089 | qemu_get_8s(f, &s->mouse_type);
|
---|
1090 | qemu_get_8s(f, &s->mouse_detect_state);
|
---|
1091 | qemu_get_be32s(f, (uint32_t *)&s->mouse_dx);
|
---|
1092 | qemu_get_be32s(f, (uint32_t *)&s->mouse_dy);
|
---|
1093 | qemu_get_be32s(f, (uint32_t *)&s->mouse_dz);
|
---|
1094 | if (version_id > 2)
|
---|
1095 | {
|
---|
1096 | SSMR3GetS32(f, &s->mouse_dw);
|
---|
1097 | SSMR3GetS32(f, &s->mouse_flags);
|
---|
1098 | }
|
---|
1099 | qemu_get_8s(f, &s->mouse_buttons);
|
---|
1100 | if (version_id == 4)
|
---|
1101 | {
|
---|
1102 | SSMR3GetU32(f, &u32Dummy);
|
---|
1103 | SSMR3GetU32(f, &u32Dummy);
|
---|
1104 | }
|
---|
1105 | if (version_id > 3)
|
---|
1106 | SSMR3GetU8(f, &s->mouse_buttons_reported);
|
---|
1107 | if (version_id == 4)
|
---|
1108 | SSMR3GetU8(f, &u8Dummy);
|
---|
1109 | s->mouse_command_queue.count = 0;
|
---|
1110 | s->mouse_command_queue.rptr = 0;
|
---|
1111 | s->mouse_command_queue.wptr = 0;
|
---|
1112 | s->mouse_event_queue.count = 0;
|
---|
1113 | s->mouse_event_queue.rptr = 0;
|
---|
1114 | s->mouse_event_queue.wptr = 0;
|
---|
1115 |
|
---|
1116 | /* Determine the translation state. */
|
---|
1117 | s->translate = (s->mode & KBD_MODE_KCC) == KBD_MODE_KCC;
|
---|
1118 |
|
---|
1119 | /*
|
---|
1120 | * Load the queues
|
---|
1121 | */
|
---|
1122 | if (version_id <= 5)
|
---|
1123 | {
|
---|
1124 | rc = SSMR3GetU32(f, &u32);
|
---|
1125 | if (RT_FAILURE(rc))
|
---|
1126 | return rc;
|
---|
1127 | for (i = 0; i < u32; i++)
|
---|
1128 | {
|
---|
1129 | rc = SSMR3GetU8(f, &u8Dummy);
|
---|
1130 | if (RT_FAILURE(rc))
|
---|
1131 | return rc;
|
---|
1132 | }
|
---|
1133 | Log(("kbd_load: %d keyboard queue items discarded from old saved state\n", u32));
|
---|
1134 | }
|
---|
1135 |
|
---|
1136 | rc = SSMR3GetU32(f, &u32);
|
---|
1137 | if (RT_FAILURE(rc))
|
---|
1138 | return rc;
|
---|
1139 | if (u32 > RT_ELEMENTS(s->mouse_command_queue.data))
|
---|
1140 | {
|
---|
1141 | AssertMsgFailed(("u32=%#x\n", u32));
|
---|
1142 | return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
|
---|
1143 | }
|
---|
1144 | for (i = 0; i < u32; i++)
|
---|
1145 | {
|
---|
1146 | rc = SSMR3GetU8(f, &s->mouse_command_queue.data[i]);
|
---|
1147 | if (RT_FAILURE(rc))
|
---|
1148 | return rc;
|
---|
1149 | }
|
---|
1150 | s->mouse_command_queue.wptr = u32 % RT_ELEMENTS(s->mouse_command_queue.data);
|
---|
1151 | s->mouse_command_queue.count = u32;
|
---|
1152 | Log(("kbd_load: %d mouse command queue items loaded\n", u32));
|
---|
1153 |
|
---|
1154 | rc = SSMR3GetU32(f, &u32);
|
---|
1155 | if (RT_FAILURE(rc))
|
---|
1156 | return rc;
|
---|
1157 | if (u32 > RT_ELEMENTS(s->mouse_event_queue.data))
|
---|
1158 | {
|
---|
1159 | AssertMsgFailed(("u32=%#x\n", u32));
|
---|
1160 | return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
|
---|
1161 | }
|
---|
1162 | for (i = 0; i < u32; i++)
|
---|
1163 | {
|
---|
1164 | rc = SSMR3GetU8(f, &s->mouse_event_queue.data[i]);
|
---|
1165 | if (RT_FAILURE(rc))
|
---|
1166 | return rc;
|
---|
1167 | }
|
---|
1168 | s->mouse_event_queue.wptr = u32 % RT_ELEMENTS(s->mouse_event_queue.data);
|
---|
1169 | s->mouse_event_queue.count = u32;
|
---|
1170 | Log(("kbd_load: %d mouse event queue items loaded\n", u32));
|
---|
1171 |
|
---|
1172 | /* terminator */
|
---|
1173 | rc = SSMR3GetU32(f, &u32);
|
---|
1174 | if (RT_FAILURE(rc))
|
---|
1175 | return rc;
|
---|
1176 | if (u32 != ~0U)
|
---|
1177 | {
|
---|
1178 | AssertMsgFailed(("u32=%#x\n", u32));
|
---|
1179 | return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
|
---|
1180 | }
|
---|
1181 | /* Resend a notification to Main if the device is active */
|
---|
1182 | kbd_mouse_update_downstream_status(s);
|
---|
1183 | return 0;
|
---|
1184 | }
|
---|
1185 | #endif /* IN_RING3 */
|
---|
1186 |
|
---|
1187 |
|
---|
1188 | /* VirtualBox code start */
|
---|
1189 |
|
---|
1190 | /* -=-=-=-=-=- wrappers -=-=-=-=-=- */
|
---|
1191 |
|
---|
1192 | /**
|
---|
1193 | * Port I/O Handler for keyboard data IN operations.
|
---|
1194 | *
|
---|
1195 | * @returns VBox status code.
|
---|
1196 | *
|
---|
1197 | * @param pDevIns The device instance.
|
---|
1198 | * @param pvUser User argument - ignored.
|
---|
1199 | * @param Port Port number used for the IN operation.
|
---|
1200 | * @param pu32 Where to store the result.
|
---|
1201 | * @param cb Number of bytes read.
|
---|
1202 | */
|
---|
1203 | PDMBOTHCBDECL(int) kbdIOPortDataRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
1204 | {
|
---|
1205 | NOREF(pvUser);
|
---|
1206 | if (cb == 1)
|
---|
1207 | {
|
---|
1208 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1209 | *pu32 = kbd_read_data(pThis, Port);
|
---|
1210 | Log2(("kbdIOPortDataRead: Port=%#x cb=%d *pu32=%#x\n", Port, cb, *pu32));
|
---|
1211 | return VINF_SUCCESS;
|
---|
1212 | }
|
---|
1213 | AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
|
---|
1214 | return VERR_IOM_IOPORT_UNUSED;
|
---|
1215 | }
|
---|
1216 |
|
---|
1217 | /**
|
---|
1218 | * Port I/O Handler for keyboard data OUT operations.
|
---|
1219 | *
|
---|
1220 | * @returns VBox status code.
|
---|
1221 | *
|
---|
1222 | * @param pDevIns The device instance.
|
---|
1223 | * @param pvUser User argument - ignored.
|
---|
1224 | * @param Port Port number used for the IN operation.
|
---|
1225 | * @param u32 The value to output.
|
---|
1226 | * @param cb The value size in bytes.
|
---|
1227 | */
|
---|
1228 | PDMBOTHCBDECL(int) kbdIOPortDataWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
1229 | {
|
---|
1230 | int rc = VINF_SUCCESS;
|
---|
1231 | NOREF(pvUser);
|
---|
1232 | if (cb == 1)
|
---|
1233 | {
|
---|
1234 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1235 | rc = kbd_write_data(pThis, Port, u32);
|
---|
1236 | Log2(("kbdIOPortDataWrite: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
|
---|
1237 | }
|
---|
1238 | else
|
---|
1239 | AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
|
---|
1240 | return rc;
|
---|
1241 | }
|
---|
1242 |
|
---|
1243 | /**
|
---|
1244 | * Port I/O Handler for keyboard status IN operations.
|
---|
1245 | *
|
---|
1246 | * @returns VBox status code.
|
---|
1247 | *
|
---|
1248 | * @param pDevIns The device instance.
|
---|
1249 | * @param pvUser User argument - ignored.
|
---|
1250 | * @param Port Port number used for the IN operation.
|
---|
1251 | * @param pu32 Where to store the result.
|
---|
1252 | * @param cb Number of bytes read.
|
---|
1253 | */
|
---|
1254 | PDMBOTHCBDECL(int) kbdIOPortStatusRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
1255 | {
|
---|
1256 | NOREF(pvUser);
|
---|
1257 | if (cb == 1)
|
---|
1258 | {
|
---|
1259 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1260 | *pu32 = kbd_read_status(pThis, Port);
|
---|
1261 | Log2(("kbdIOPortStatusRead: Port=%#x cb=%d -> *pu32=%#x\n", Port, cb, *pu32));
|
---|
1262 | return VINF_SUCCESS;
|
---|
1263 | }
|
---|
1264 | AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
|
---|
1265 | return VERR_IOM_IOPORT_UNUSED;
|
---|
1266 | }
|
---|
1267 |
|
---|
1268 | /**
|
---|
1269 | * Port I/O Handler for keyboard command OUT operations.
|
---|
1270 | *
|
---|
1271 | * @returns VBox status code.
|
---|
1272 | *
|
---|
1273 | * @param pDevIns The device instance.
|
---|
1274 | * @param pvUser User argument - ignored.
|
---|
1275 | * @param Port Port number used for the IN operation.
|
---|
1276 | * @param u32 The value to output.
|
---|
1277 | * @param cb The value size in bytes.
|
---|
1278 | */
|
---|
1279 | PDMBOTHCBDECL(int) kbdIOPortCommandWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
1280 | {
|
---|
1281 | int rc = VINF_SUCCESS;
|
---|
1282 | NOREF(pvUser);
|
---|
1283 | if (cb == 1)
|
---|
1284 | {
|
---|
1285 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1286 | rc = kbd_write_command(pThis, Port, u32);
|
---|
1287 | Log2(("kbdIOPortCommandWrite: Port=%#x cb=%d u32=%#x rc=%Rrc\n", Port, cb, u32, rc));
|
---|
1288 | }
|
---|
1289 | else
|
---|
1290 | AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
|
---|
1291 | return rc;
|
---|
1292 | }
|
---|
1293 |
|
---|
1294 | #ifdef IN_RING3
|
---|
1295 |
|
---|
1296 | /**
|
---|
1297 | * Saves a state of the keyboard device.
|
---|
1298 | *
|
---|
1299 | * @returns VBox status code.
|
---|
1300 | * @param pDevIns The device instance.
|
---|
1301 | * @param pSSM The handle to save the state to.
|
---|
1302 | */
|
---|
1303 | static DECLCALLBACK(int) kbdSaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
1304 | {
|
---|
1305 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1306 | kbd_save(pSSM, pThis);
|
---|
1307 | PS2KSaveState(&pThis->Kbd, pSSM);
|
---|
1308 | return VINF_SUCCESS;
|
---|
1309 | }
|
---|
1310 |
|
---|
1311 |
|
---|
1312 | /**
|
---|
1313 | * Loads a saved keyboard device state.
|
---|
1314 | *
|
---|
1315 | * @returns VBox status code.
|
---|
1316 | * @param pDevIns The device instance.
|
---|
1317 | * @param pSSM The handle to the saved state.
|
---|
1318 | * @param uVersion The data unit version number.
|
---|
1319 | * @param uPass The data pass.
|
---|
1320 | */
|
---|
1321 | static DECLCALLBACK(int) kbdLoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
|
---|
1322 | {
|
---|
1323 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1324 | int rc;
|
---|
1325 |
|
---|
1326 | Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
|
---|
1327 | rc = kbd_load(pSSM, pThis, uVersion);
|
---|
1328 | if (uVersion >= 6)
|
---|
1329 | rc = PS2KLoadState(&pThis->Kbd, pSSM, uVersion);
|
---|
1330 | return rc;
|
---|
1331 | }
|
---|
1332 |
|
---|
1333 | /**
|
---|
1334 | * Reset notification.
|
---|
1335 | *
|
---|
1336 | * @returns VBox status.
|
---|
1337 | * @param pDevIns The device instance data.
|
---|
1338 | */
|
---|
1339 | static DECLCALLBACK(void) kbdReset(PPDMDEVINS pDevIns)
|
---|
1340 | {
|
---|
1341 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1342 |
|
---|
1343 | kbd_reset(pThis);
|
---|
1344 | PS2KReset(&pThis->Kbd);
|
---|
1345 | }
|
---|
1346 |
|
---|
1347 |
|
---|
1348 | /* -=-=-=-=-=- Mouse: IBase -=-=-=-=-=- */
|
---|
1349 |
|
---|
1350 | /**
|
---|
1351 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
---|
1352 | */
|
---|
1353 | static DECLCALLBACK(void *) kbdMouseQueryInterface(PPDMIBASE pInterface, const char *pszIID)
|
---|
1354 | {
|
---|
1355 | KBDState *pThis = RT_FROM_MEMBER(pInterface, KBDState, Mouse.IBase);
|
---|
1356 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pThis->Mouse.IBase);
|
---|
1357 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMOUSEPORT, &pThis->Mouse.IPort);
|
---|
1358 | return NULL;
|
---|
1359 | }
|
---|
1360 |
|
---|
1361 |
|
---|
1362 | /* -=-=-=-=-=- Mouse: IMousePort -=-=-=-=-=- */
|
---|
1363 |
|
---|
1364 | /**
|
---|
1365 | * @interface_method_impl{PDMIMOUSEPORT, pfnPutEvent}
|
---|
1366 | */
|
---|
1367 | static DECLCALLBACK(int) kbdMousePutEvent(PPDMIMOUSEPORT pInterface, int32_t dx,
|
---|
1368 | int32_t dy, int32_t dz, int32_t dw,
|
---|
1369 | uint32_t fButtons)
|
---|
1370 | {
|
---|
1371 | KBDState *pThis = RT_FROM_MEMBER(pInterface, KBDState, Mouse.IPort);
|
---|
1372 | int rc = PDMCritSectEnter(pThis->pDevInsR3->pCritSectRoR3, VERR_SEM_BUSY);
|
---|
1373 | AssertReleaseRC(rc);
|
---|
1374 |
|
---|
1375 | pc_kbd_mouse_event(pThis, dx, dy, dz, dw, fButtons);
|
---|
1376 |
|
---|
1377 | PDMCritSectLeave(pThis->pDevInsR3->pCritSectRoR3);
|
---|
1378 | return VINF_SUCCESS;
|
---|
1379 | }
|
---|
1380 |
|
---|
1381 | /**
|
---|
1382 | * @interface_method_impl{PDMIMOUSEPORT, pfnPutEventAbs}
|
---|
1383 | */
|
---|
1384 | static DECLCALLBACK(int) kbdMousePutEventAbs(PPDMIMOUSEPORT pInterface,
|
---|
1385 | uint32_t x, uint32_t y, int32_t dz,
|
---|
1386 | int32_t dw, uint32_t fButtons)
|
---|
1387 | {
|
---|
1388 | AssertFailedReturn(VERR_NOT_SUPPORTED);
|
---|
1389 | NOREF(pInterface); NOREF(x); NOREF(y); NOREF(dz); NOREF(dw); NOREF(fButtons);
|
---|
1390 | }
|
---|
1391 |
|
---|
1392 | /**
|
---|
1393 | * @interface_method_impl{PDMIMOUSEPORT, pfnPutEventMT}
|
---|
1394 | */
|
---|
1395 | static DECLCALLBACK(int) kbdMousePutEventMT(PPDMIMOUSEPORT pInterface,
|
---|
1396 | uint32_t x, uint32_t y,
|
---|
1397 | uint32_t cContact,
|
---|
1398 | uint32_t fContact)
|
---|
1399 | {
|
---|
1400 | AssertFailedReturn(VERR_NOT_SUPPORTED);
|
---|
1401 | NOREF(pInterface); NOREF(x); NOREF(y); NOREF(cContact); NOREF(fContact);
|
---|
1402 | }
|
---|
1403 |
|
---|
1404 |
|
---|
1405 | /* -=-=-=-=-=- real code -=-=-=-=-=- */
|
---|
1406 |
|
---|
1407 |
|
---|
1408 | /**
|
---|
1409 | * Attach command.
|
---|
1410 | *
|
---|
1411 | * This is called to let the device attach to a driver for a specified LUN
|
---|
1412 | * during runtime. This is not called during VM construction, the device
|
---|
1413 | * constructor have to attach to all the available drivers.
|
---|
1414 | *
|
---|
1415 | * This is like plugging in the keyboard or mouse after turning on the PC.
|
---|
1416 | *
|
---|
1417 | * @returns VBox status code.
|
---|
1418 | * @param pDevIns The device instance.
|
---|
1419 | * @param iLUN The logical unit which is being detached.
|
---|
1420 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
1421 | * @remark The keyboard controller doesn't support this action, this is just
|
---|
1422 | * implemented to try out the driver<->device structure.
|
---|
1423 | */
|
---|
1424 | static DECLCALLBACK(int) kbdAttach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
1425 | {
|
---|
1426 | int rc;
|
---|
1427 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1428 |
|
---|
1429 | AssertMsgReturn(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG,
|
---|
1430 | ("PS/2 device does not support hotplugging\n"),
|
---|
1431 | VERR_INVALID_PARAMETER);
|
---|
1432 |
|
---|
1433 | switch (iLUN)
|
---|
1434 | {
|
---|
1435 | /* LUN #0: keyboard */
|
---|
1436 | case 0:
|
---|
1437 | rc = PS2KAttach(&pThis->Kbd, pDevIns, iLUN, fFlags);
|
---|
1438 | if (RT_FAILURE(rc))
|
---|
1439 | return rc;
|
---|
1440 | break;
|
---|
1441 |
|
---|
1442 | /* LUN #1: aux/mouse */
|
---|
1443 | case 1:
|
---|
1444 | rc = PDMDevHlpDriverAttach(pDevIns, iLUN, &pThis->Mouse.IBase, &pThis->Mouse.pDrvBase, "Aux (Mouse) Port");
|
---|
1445 | if (RT_SUCCESS(rc))
|
---|
1446 | {
|
---|
1447 | pThis->Mouse.pDrv = PDMIBASE_QUERY_INTERFACE(pThis->Mouse.pDrvBase, PDMIMOUSECONNECTOR);
|
---|
1448 | if (!pThis->Mouse.pDrv)
|
---|
1449 | {
|
---|
1450 | AssertLogRelMsgFailed(("LUN #1 doesn't have a mouse interface! rc=%Rrc\n", rc));
|
---|
1451 | rc = VERR_PDM_MISSING_INTERFACE;
|
---|
1452 | }
|
---|
1453 | }
|
---|
1454 | else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
1455 | {
|
---|
1456 | Log(("%s/%d: warning: no driver attached to LUN #1!\n", pDevIns->pReg->szName, pDevIns->iInstance));
|
---|
1457 | rc = VINF_SUCCESS;
|
---|
1458 | }
|
---|
1459 | else
|
---|
1460 | AssertLogRelMsgFailed(("Failed to attach LUN #1! rc=%Rrc\n", rc));
|
---|
1461 | break;
|
---|
1462 |
|
---|
1463 | default:
|
---|
1464 | AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
|
---|
1465 | return VERR_PDM_NO_SUCH_LUN;
|
---|
1466 | }
|
---|
1467 |
|
---|
1468 | return rc;
|
---|
1469 | }
|
---|
1470 |
|
---|
1471 |
|
---|
1472 | /**
|
---|
1473 | * Detach notification.
|
---|
1474 | *
|
---|
1475 | * This is called when a driver is detaching itself from a LUN of the device.
|
---|
1476 | * The device should adjust it's state to reflect this.
|
---|
1477 | *
|
---|
1478 | * This is like unplugging the network cable to use it for the laptop or
|
---|
1479 | * something while the PC is still running.
|
---|
1480 | *
|
---|
1481 | * @param pDevIns The device instance.
|
---|
1482 | * @param iLUN The logical unit which is being detached.
|
---|
1483 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
1484 | * @remark The keyboard controller doesn't support this action, this is just
|
---|
1485 | * implemented to try out the driver<->device structure.
|
---|
1486 | */
|
---|
1487 | static DECLCALLBACK(void) kbdDetach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
1488 | {
|
---|
1489 | #if 0
|
---|
1490 | /*
|
---|
1491 | * Reset the interfaces and update the controller state.
|
---|
1492 | */
|
---|
1493 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1494 | switch (iLUN)
|
---|
1495 | {
|
---|
1496 | /* LUN #0: keyboard */
|
---|
1497 | case 0:
|
---|
1498 | pThis->Keyboard.pDrv = NULL;
|
---|
1499 | pThis->Keyboard.pDrvBase = NULL;
|
---|
1500 | break;
|
---|
1501 |
|
---|
1502 | /* LUN #1: aux/mouse */
|
---|
1503 | case 1:
|
---|
1504 | pThis->Mouse.pDrv = NULL;
|
---|
1505 | pThis->Mouse.pDrvBase = NULL;
|
---|
1506 | break;
|
---|
1507 |
|
---|
1508 | default:
|
---|
1509 | AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
|
---|
1510 | break;
|
---|
1511 | }
|
---|
1512 | #else
|
---|
1513 | NOREF(pDevIns); NOREF(iLUN); NOREF(fFlags);
|
---|
1514 | #endif
|
---|
1515 | }
|
---|
1516 |
|
---|
1517 |
|
---|
1518 | /**
|
---|
1519 | * @copydoc FNPDMDEVRELOCATE
|
---|
1520 | */
|
---|
1521 | static DECLCALLBACK(void) kbdRelocate(PPDMDEVINS pDevIns, RTGCINTPTR offDelta)
|
---|
1522 | {
|
---|
1523 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1524 | pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
|
---|
1525 | PS2KRelocate(&pThis->Kbd, offDelta, pDevIns);
|
---|
1526 | }
|
---|
1527 |
|
---|
1528 |
|
---|
1529 | /**
|
---|
1530 | * @interface_method_impl{PDMDEVREG,pfnConstruct}
|
---|
1531 | */
|
---|
1532 | static DECLCALLBACK(int) kbdConstruct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
|
---|
1533 | {
|
---|
1534 | KBDState *pThis = PDMINS_2_DATA(pDevIns, KBDState *);
|
---|
1535 | int rc;
|
---|
1536 | bool fGCEnabled;
|
---|
1537 | bool fR0Enabled;
|
---|
1538 | Assert(iInstance == 0);
|
---|
1539 |
|
---|
1540 | PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
|
---|
1541 |
|
---|
1542 | /*
|
---|
1543 | * Validate and read the configuration.
|
---|
1544 | */
|
---|
1545 | if (!CFGMR3AreValuesValid(pCfg, "GCEnabled\0R0Enabled\0"))
|
---|
1546 | return VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES;
|
---|
1547 | rc = CFGMR3QueryBoolDef(pCfg, "GCEnabled", &fGCEnabled, true);
|
---|
1548 | if (RT_FAILURE(rc))
|
---|
1549 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("Failed to query \"GCEnabled\" from the config"));
|
---|
1550 | rc = CFGMR3QueryBoolDef(pCfg, "R0Enabled", &fR0Enabled, true);
|
---|
1551 | if (RT_FAILURE(rc))
|
---|
1552 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("Failed to query \"R0Enabled\" from the config"));
|
---|
1553 | Log(("pckbd: fGCEnabled=%RTbool fR0Enabled=%RTbool\n", fGCEnabled, fR0Enabled));
|
---|
1554 |
|
---|
1555 |
|
---|
1556 | /*
|
---|
1557 | * Initialize the interfaces.
|
---|
1558 | */
|
---|
1559 | pThis->pDevInsR3 = pDevIns;
|
---|
1560 | pThis->pDevInsR0 = PDMDEVINS_2_R0PTR(pDevIns);
|
---|
1561 | pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
|
---|
1562 |
|
---|
1563 | rc = PS2KConstruct(&pThis->Kbd, pDevIns, pThis, iInstance);
|
---|
1564 | if (RT_FAILURE(rc))
|
---|
1565 | return rc;
|
---|
1566 |
|
---|
1567 | pThis->Mouse.IBase.pfnQueryInterface = kbdMouseQueryInterface;
|
---|
1568 | pThis->Mouse.IPort.pfnPutEvent = kbdMousePutEvent;
|
---|
1569 | pThis->Mouse.IPort.pfnPutEventAbs = kbdMousePutEventAbs;
|
---|
1570 | pThis->Mouse.IPort.pfnPutEventMT = kbdMousePutEventMT;
|
---|
1571 |
|
---|
1572 | /*
|
---|
1573 | * Register I/O ports, save state, keyboard event handler and mouse event handlers.
|
---|
1574 | */
|
---|
1575 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x60, 1, NULL, kbdIOPortDataWrite, kbdIOPortDataRead, NULL, NULL, "PC Keyboard - Data");
|
---|
1576 | if (RT_FAILURE(rc))
|
---|
1577 | return rc;
|
---|
1578 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x64, 1, NULL, kbdIOPortCommandWrite, kbdIOPortStatusRead, NULL, NULL, "PC Keyboard - Command / Status");
|
---|
1579 | if (RT_FAILURE(rc))
|
---|
1580 | return rc;
|
---|
1581 | if (fGCEnabled)
|
---|
1582 | {
|
---|
1583 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x60, 1, 0, "kbdIOPortDataWrite", "kbdIOPortDataRead", NULL, NULL, "PC Keyboard - Data");
|
---|
1584 | if (RT_FAILURE(rc))
|
---|
1585 | return rc;
|
---|
1586 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x64, 1, 0, "kbdIOPortCommandWrite", "kbdIOPortStatusRead", NULL, NULL, "PC Keyboard - Command / Status");
|
---|
1587 | if (RT_FAILURE(rc))
|
---|
1588 | return rc;
|
---|
1589 | }
|
---|
1590 | if (fR0Enabled)
|
---|
1591 | {
|
---|
1592 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x60, 1, 0, "kbdIOPortDataWrite", "kbdIOPortDataRead", NULL, NULL, "PC Keyboard - Data");
|
---|
1593 | if (RT_FAILURE(rc))
|
---|
1594 | return rc;
|
---|
1595 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x64, 1, 0, "kbdIOPortCommandWrite", "kbdIOPortStatusRead", NULL, NULL, "PC Keyboard - Command / Status");
|
---|
1596 | if (RT_FAILURE(rc))
|
---|
1597 | return rc;
|
---|
1598 | }
|
---|
1599 | rc = PDMDevHlpSSMRegister(pDevIns, PCKBD_SAVED_STATE_VERSION, sizeof(*pThis), kbdSaveExec, kbdLoadExec);
|
---|
1600 | if (RT_FAILURE(rc))
|
---|
1601 | return rc;
|
---|
1602 |
|
---|
1603 | /*
|
---|
1604 | * Attach to the keyboard and mouse drivers.
|
---|
1605 | */
|
---|
1606 | rc = kbdAttach(pDevIns, 0 /* keyboard LUN # */, PDM_TACH_FLAGS_NOT_HOT_PLUG);
|
---|
1607 | if (RT_FAILURE(rc))
|
---|
1608 | return rc;
|
---|
1609 | rc = kbdAttach(pDevIns, 1 /* aux/mouse LUN # */, PDM_TACH_FLAGS_NOT_HOT_PLUG);
|
---|
1610 | if (RT_FAILURE(rc))
|
---|
1611 | return rc;
|
---|
1612 |
|
---|
1613 | /*
|
---|
1614 | * Initialize the device state.
|
---|
1615 | */
|
---|
1616 | kbdReset(pDevIns);
|
---|
1617 |
|
---|
1618 | return VINF_SUCCESS;
|
---|
1619 | }
|
---|
1620 |
|
---|
1621 |
|
---|
1622 | /**
|
---|
1623 | * The device registration structure.
|
---|
1624 | */
|
---|
1625 | const PDMDEVREG g_DevicePS2KeyboardMouse =
|
---|
1626 | {
|
---|
1627 | /* u32Version */
|
---|
1628 | PDM_DEVREG_VERSION,
|
---|
1629 | /* szName */
|
---|
1630 | "pckbd",
|
---|
1631 | /* szRCMod */
|
---|
1632 | "VBoxDDGC.gc",
|
---|
1633 | /* szR0Mod */
|
---|
1634 | "VBoxDDR0.r0",
|
---|
1635 | /* pszDescription */
|
---|
1636 | "PS/2 Keyboard and Mouse device. Emulates both the keyboard, mouse and the keyboard controller. "
|
---|
1637 | "LUN #0 is the keyboard connector. "
|
---|
1638 | "LUN #1 is the aux/mouse connector.",
|
---|
1639 | /* fFlags */
|
---|
1640 | PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT | PDM_DEVREG_FLAGS_GUEST_BITS_32_64 | PDM_DEVREG_FLAGS_PAE36 | PDM_DEVREG_FLAGS_RC | PDM_DEVREG_FLAGS_R0,
|
---|
1641 | /* fClass */
|
---|
1642 | PDM_DEVREG_CLASS_INPUT,
|
---|
1643 | /* cMaxInstances */
|
---|
1644 | 1,
|
---|
1645 | /* cbInstance */
|
---|
1646 | sizeof(KBDState),
|
---|
1647 | /* pfnConstruct */
|
---|
1648 | kbdConstruct,
|
---|
1649 | /* pfnDestruct */
|
---|
1650 | NULL,
|
---|
1651 | /* pfnRelocate */
|
---|
1652 | kbdRelocate,
|
---|
1653 | /* pfnMemSetup */
|
---|
1654 | NULL,
|
---|
1655 | /* pfnPowerOn */
|
---|
1656 | NULL,
|
---|
1657 | /* pfnReset */
|
---|
1658 | kbdReset,
|
---|
1659 | /* pfnSuspend */
|
---|
1660 | NULL,
|
---|
1661 | /* pfnResume */
|
---|
1662 | NULL,
|
---|
1663 | /* pfnAttach */
|
---|
1664 | kbdAttach,
|
---|
1665 | /* pfnDetach */
|
---|
1666 | kbdDetach,
|
---|
1667 | /* pfnQueryInterface. */
|
---|
1668 | NULL,
|
---|
1669 | /* pfnInitComplete */
|
---|
1670 | NULL,
|
---|
1671 | /* pfnPowerOff */
|
---|
1672 | NULL,
|
---|
1673 | /* pfnSoftReset */
|
---|
1674 | NULL,
|
---|
1675 | /* u32VersionEnd */
|
---|
1676 | PDM_DEVREG_VERSION
|
---|
1677 | };
|
---|
1678 |
|
---|
1679 | #endif /* IN_RING3 */
|
---|
1680 | #endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
|
---|
1681 |
|
---|