1/* 2 * Copyright (c) 2017-2018 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software --- 38 unchanged lines hidden (view full) --- 47#include "debug/PS2.hh" 48#include "params/PS2Mouse.hh" 49 50const uint8_t PS2Mouse::ID[] = {0x00}; 51const uint8_t BatSuccessful = 0xaa; 52 53PS2Mouse::PS2Mouse(const PS2MouseParams *p) 54 : PS2Device(p), |
55 status(0), resolution(4), sampleRate(100) 56{ 57} 58 |
59bool 60PS2Mouse::recv(const std::vector<uint8_t> &data) |
61{ |
62 switch (data[0]) { |
63 case Scale1to1: 64 DPRINTF(PS2, "Setting mouse scale to 1:1.\n"); 65 status.twoToOne = 0; 66 sendAck(); |
67 return true; |
68 case Scale2to1: 69 DPRINTF(PS2, "Setting mouse scale to 2:1.\n"); 70 status.twoToOne = 1; 71 sendAck(); |
72 return true; |
73 case SetResolution: |
74 if (data.size() == 1) { 75 DPRINTF(PS2, "Setting mouse resolution.\n"); 76 sendAck(); 77 return false; 78 } else { 79 DPRINTF(PS2, "Mouse resolution set to %d.\n", data[1]); 80 resolution = data[1]; 81 sendAck(); 82 return true; 83 } |
84 case GetStatus: 85 DPRINTF(PS2, "Getting mouse status.\n"); 86 sendAck(); 87 send((uint8_t *)&(status), 1); 88 send(&resolution, sizeof(resolution)); 89 send(&sampleRate, sizeof(sampleRate)); |
90 return true; |
91 case ReadData: 92 panic("Reading mouse data unimplemented.\n"); 93 case ResetWrapMode: 94 panic("Resetting mouse wrap mode unimplemented.\n"); 95 case WrapMode: 96 panic("Setting mouse wrap mode unimplemented.\n"); 97 case RemoteMode: 98 panic("Setting mouse remote mode unimplemented.\n"); 99 case ReadID: 100 DPRINTF(PS2, "Mouse ID requested.\n"); 101 sendAck(); 102 send(ID, sizeof(ID)); |
103 return true; |
104 case SampleRate: |
105 if (data.size() == 1) { 106 DPRINTF(PS2, "Setting mouse sample rate.\n"); 107 sendAck(); 108 return false; 109 } else { 110 DPRINTF(PS2, "Mouse sample rate %d samples " 111 "per second.\n", data[1]); 112 sampleRate = data[1]; 113 sendAck(); 114 return true; 115 } |
116 case DisableReporting: 117 DPRINTF(PS2, "Disabling data reporting.\n"); 118 status.enabled = 0; 119 sendAck(); |
120 return true; |
121 case EnableReporting: 122 DPRINTF(PS2, "Enabling data reporting.\n"); 123 status.enabled = 1; 124 sendAck(); |
125 return true; |
126 case DefaultsAndDisable: 127 DPRINTF(PS2, "Disabling and resetting mouse.\n"); 128 sampleRate = 100; 129 resolution = 4; 130 status.twoToOne = 0; 131 status.enabled = 0; 132 sendAck(); |
133 return true; |
134 case Resend: 135 panic("Mouse resend unimplemented.\n"); 136 case Reset: 137 DPRINTF(PS2, "Resetting the mouse.\n"); 138 sampleRate = 100; 139 resolution = 4; 140 status.twoToOne = 0; 141 status.enabled = 0; 142 sendAck(); 143 send(&BatSuccessful, sizeof(BatSuccessful)); 144 send(ID, sizeof(ID)); |
145 return true; |
146 default: |
147 warn("Unknown mouse command %#02x.\n", data[0]); |
148 send(Resend); |
149 return true; |
150 } 151} 152 153void 154PS2Mouse::serialize(CheckpointOut &cp) const 155{ 156 PS2Device::serialize(cp); 157 |
158 SERIALIZE_SCALAR(status); 159 SERIALIZE_SCALAR(resolution); 160 SERIALIZE_SCALAR(sampleRate); 161} 162 163void 164PS2Mouse::unserialize(CheckpointIn &cp) 165{ 166 PS2Device::unserialize(cp); 167 |
168 UNSERIALIZE_SCALAR(status); 169 UNSERIALIZE_SCALAR(resolution); 170 UNSERIALIZE_SCALAR(sampleRate); 171} 172 173PS2Mouse * 174PS2MouseParams::create() 175{ 176 return new PS2Mouse(this); 177} |