mouse.hh revision 12653:4f6b6c1a8e2f
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 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Copyright (c) 2008 The Regents of The University of Michigan 15 * All rights reserved. 16 * 17 * Redistribution and use in source and binary forms, with or without 18 * modification, are permitted provided that the following conditions are 19 * met: redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer; 21 * redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution; 24 * neither the name of the copyright holders nor the names of its 25 * contributors may be used to endorse or promote products derived from 26 * this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 39 * 40 * Authors: Gabe Black 41 * Andreas Sandberg 42 */ 43 44#ifndef __DEV_PS2_MOUSE_HH__ 45#define __DEV_PS2_MOUSE_HH__ 46 47#include "dev/ps2/device.hh" 48 49struct PS2MouseParams; 50 51class PS2Mouse : public PS2Device 52{ 53 protected: 54 static const uint8_t ID[]; 55 56 enum Command 57 { 58 Scale1to1 = 0xE6, 59 Scale2to1 = 0xE7, 60 SetResolution = 0xE8, 61 GetStatus = 0xE9, 62 ReadData = 0xEB, 63 ResetWrapMode = 0xEC, 64 WrapMode = 0xEE, 65 RemoteMode = 0xF0, 66 ReadID = 0xF2, 67 SampleRate = 0xF3, 68 EnableReporting = 0xF4, 69 DisableReporting = 0xF5, 70 DefaultsAndDisable = 0xF6, 71 Resend = 0xFE, 72 Reset = 0xFF 73 }; 74 static const uint16_t NoCommand = (uint16_t)(-1); 75 76 BitUnion8(Status) 77 Bitfield<6> remote; 78 Bitfield<5> enabled; 79 Bitfield<4> twoToOne; 80 Bitfield<2> leftButton; 81 Bitfield<0> rightButton; 82 EndBitUnion(Status) 83 84 uint16_t lastCommand; 85 86 Status status; 87 uint8_t resolution; 88 uint8_t sampleRate; 89 90 public: 91 PS2Mouse(const PS2MouseParams *p); 92 93 void serialize(CheckpointOut &cp) const override; 94 void unserialize(CheckpointIn &cp) override; 95 96 protected: // PS2Device 97 void recv(uint8_t data) override; 98}; 99 100#endif // __DEV_PS2_MOUSE_hH__ 101 102