557 lines
19 KiB
C++
557 lines
19 KiB
C++
// Copyright (C) 2003-2008 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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// ===================================================
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/* HID reports access guide. */
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// ----------------
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/* 0x10 - 0x1a Output EmuMain.cpp: HidOutputReport()
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0x10 - 0x14: General
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0x15: Status report request from the Wii
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0x16 and 0x17: Write and read memory or registers
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0x19 and 0x1a: General
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0x20 - 0x22 Input EmuMain.cpp: HidOutputReport() to the destination
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0x15 leads to a 0x20 Input report
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0x17 leads to a 0x21 Input report
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0x10 - 0x1a leads to a 0x22 Input report
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0x30 - 0x3f Input This file: Update() */
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// ================
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//////////////////////////////////////////////////////////////////////////////////////////
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// Includes
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// ¯¯¯¯¯¯¯¯¯¯¯¯¯
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#include "pluginspecs_wiimote.h"
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#include <vector>
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#include <string>
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#include "Common.h" // Common
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#include "StringUtil.h"
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#include "wiimote_hid.h"
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#include "EmuMain.h"
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#include "EmuSubroutines.h"
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#include "EmuDefinitions.h"
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#include "Logging.h" // for startConsoleWin, Console::Print, GetConsoleHwnd
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#include "Config.h" // for g_Config
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/////////////////////////////////
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extern SWiimoteInitialize g_WiimoteInitialize;
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namespace WiiMoteEmu
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{
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//******************************************************************************
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// Subroutines
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//******************************************************************************
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// ===================================================
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/* Here we process the Output Reports that the Wii sends. Our response will be an Input Report
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back to the Wii. Input and Output is from the Wii's perspective, Output means data to
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the Wiimote (from the Wii), Input means data from the Wiimote.
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The call browser:
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1. Wiimote_InterruptChannel > InterruptChannel > HidOutputReport
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2. Wiimote_ControlChannel > ControlChannel > HidOutputReport
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The IR lights and speaker enable/disable and mute/unmute values are
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0x2 = Disable
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0x6 = Enable */
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// ----------------
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void HidOutputReport(u16 _channelID, wm_report* sr) {
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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LOGV(WII_IPC_WIIMOTE, 0, "HidOutputReport (0x%02x)", sr->channel);
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std::string Temp;
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switch(sr->channel)
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{
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case 0x10:
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LOGV(WII_IPC_WIIMOTE, 0, "HidOutputReport: unknown sr->channel 0x10");
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break;
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case WM_LEDS: // 0x11
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WmLeds(_channelID, (wm_leds*)sr->data);
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break;
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case WM_DATA_REPORTING: // 0x12
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WmDataReporting(_channelID, (wm_data_reporting*)sr->data);
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break;
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case WM_REQUEST_STATUS: // 0x15
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WmRequestStatus(_channelID, (wm_request_status*)sr->data);
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//Temp = ArrayToString(sr->data, sizeof(wm_request_status), 0);
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//Console::Print("\n%s: InterruptChannel: %s\n", Tm().c_str(), Temp.c_str());
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break;
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case WM_READ_DATA: // 0x17
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WmReadData(_channelID, (wm_read_data*)sr->data);
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break;
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/* This enables or disables the IR lights, we update the global variable g_IR
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so that WmRequestStatus() knows about it */
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case WM_IR_PIXEL_CLOCK: // 0x13
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case WM_IR_LOGIC: // 0x1a
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LOGV(WII_IPC_WIIMOTE, 0, " IR Enable 0x%02x: 0x%02x", sr->channel, sr->data[0]);
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Console::Print("IR Enable/Disable 0x%02x: 0x%02x\n", sr->channel, sr->data[0]);
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if(sr->data[0] == 0x02) g_IR = 0;
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else if(sr->data[0] == 0x06) g_IR = 1;
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break;
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case WM_WRITE_DATA: // 0x16
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WmWriteData(_channelID, (wm_write_data*)sr->data);
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break;
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case WM_SPEAKER_ENABLE: // 0x14
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LOGV(WII_IPC_WIIMOTE, 1, " WM Speaker Enable 0x%02x: 0x%02x", sr->channel, sr->data[0]);
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Console::Print("Speaker Enable/Disable 0x%02x: 0x%02x\n", sr->channel, sr->data[0]);
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if(sr->data[0] == 0x02) g_Speaker = 0;
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else if(sr->data[0] == 0x06) g_Speaker = 1;
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break;
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case WM_SPEAKER_MUTE:
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LOGV(WII_IPC_WIIMOTE, 1, " WM Mute Enable 0x%02x: 0x%02x", sr->channel, sr->data[0]);
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Console::Print("Speaker Mute/Unmute 0x%02x: 0x%02x\n", sr->channel, sr->data[0]);
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if(sr->data[0] == 0x02) g_SpeakerVoice = 0; // g_SpeakerVoice
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else if(sr->data[0] == 0x06) g_SpeakerVoice = 1;
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break;
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default:
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PanicAlert("HidOutputReport: Unknown channel 0x%02x", sr->channel);
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return;
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}
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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}
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// ===================================================
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/* Generate the right address for wm reports. */
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// ----------------
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int WriteWmReport(u8* dst, u8 channel) {
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u32 Offset = 0;
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hid_packet* pHidHeader = (hid_packet*)(dst + Offset);
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Offset += sizeof(hid_packet);
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pHidHeader->type = HID_TYPE_DATA;
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pHidHeader->param = HID_PARAM_INPUT;
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wm_report* pReport = (wm_report*)(dst + Offset);
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Offset += sizeof(wm_report);
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pReport->channel = channel;
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return Offset;
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}
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// ===================================================
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/* LED (blue lights) report. */
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// ----------------
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void WmLeds(u16 _channelID, wm_leds* leds) {
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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LOG(WII_IPC_WIIMOTE, " Set LEDs");
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LOG(WII_IPC_WIIMOTE, " Leds: %x", leds->leds);
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LOG(WII_IPC_WIIMOTE, " Rumble: %x", leds->rumble);
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g_Leds = leds->leds;
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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}
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// ===================================================
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/* This will generate the 0x22 acknowledgment after all Input reports. It will
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have the form a1 22 00 00 _reportID 00. The first two bytes are the core buttons data,
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they are 00 00 when nothing is pressed. The last byte is the success code 00. */
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// ----------------
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void WmSendAck(u16 _channelID, u8 _reportID, u32 address)
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{
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u8 DataFrame[1024];
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u32 Offset = 0;
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// Header
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hid_packet* pHidHeader = (hid_packet*)(DataFrame + Offset);
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pHidHeader->type = HID_TYPE_DATA;
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pHidHeader->param = HID_PARAM_INPUT;
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Offset += sizeof(hid_packet);
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wm_acknowledge* pData = (wm_acknowledge*)(DataFrame + Offset);
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pData->Channel = WM_WRITE_DATA_REPLY;
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pData->unk0 = 0;
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pData->unk1 = 0;
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pData->reportID = _reportID;
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pData->errorID = 0;
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Offset += sizeof(wm_acknowledge);
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LOGV(WII_IPC_WIIMOTE, 2, " WMSendAck()");
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LOGV(WII_IPC_WIIMOTE, 2, " Report ID: %02x", _reportID);
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//std::string Temp = ArrayToString(DataFrame, Offset, 0);
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//LOGV(WII_IPC_WIIMOTE, 2, " Data: %s", Temp.c_str());
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//Console::Print("%s: WMSendAck: %s\n", Tm(true).c_str(), Temp.c_str());
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/* Debug. Write the report for extension registry writes.
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if((_reportID == 0x16 || _reportID == 0x17) && ((address >> 16) & 0xfe) == 0xa4)
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{
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Console::Print("\nWMSendAck Report ID: %02x Encryption: %02x\n", _reportID, g_RegExt[0xf0]);
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Console::Print("Data: %s\n", Temp.c_str());
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}*/
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g_WiimoteInitialize.pWiimoteInput(_channelID, DataFrame, Offset);
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}
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// ===================================================
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/* Read data from Wiimote and Extensions registers. */
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// ----------------
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void WmReadData(u16 _channelID, wm_read_data* rd)
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{
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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u32 address = convert24bit(rd->address);
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u16 size = convert16bit(rd->size);
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std::string Temp;
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LOG(WII_IPC_WIIMOTE, "Read data");
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LOG(WII_IPC_WIIMOTE, " Address space: %x", rd->space);
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LOG(WII_IPC_WIIMOTE, " Address: 0x%06x", address);
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LOG(WII_IPC_WIIMOTE, " Size: 0x%04x", size);
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LOG(WII_IPC_WIIMOTE, " Rumble: %x", rd->rumble);
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//u32 _address = address;
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std::string Tmp; // Debugging
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/* Now we determine what address space we are reading from. Space 0 is Eeprom and
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space 1 and 2 is the registers. */
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if(rd->space == 0)
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{
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if (address + size > WIIMOTE_EEPROM_SIZE)
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{
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PanicAlert("WmReadData: address + size out of bounds!");
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return;
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}
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SendReadDataReply(_channelID, g_Eeprom+address, address, (u8)size);
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}
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else if(rd->space == WM_SPACE_REGS1 || rd->space == WM_SPACE_REGS2)
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{
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u8* block;
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u32 blockSize;
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switch((address >> 16) & 0xFE)
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{
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case 0xA2:
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block = g_RegSpeaker;
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blockSize = WIIMOTE_REG_SPEAKER_SIZE;
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LOGV(WII_IPC_WIIMOTE, 0, " Case 0xa2: g_RegSpeaker");
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//Tmp = ArrayToString(g_RegSpeaker, size, (address & 0xffff));
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//LOGV(WII_IPC_WIIMOTE, 0, " Data: %s", Temp.c_str());
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//Console::Print("Read RegSpkr: Size %i Address %08x Offset %08x\nData %s\n",
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// size, address, (address & 0xffff), Tmp.c_str());
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break;
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case 0xA4:
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block = g_RegExt;
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blockSize = WIIMOTE_REG_EXT_SIZE;
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LOGV(WII_IPC_WIIMOTE, 0, " Case 0xa4: Read ExtReg ****************************");
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//Tmp = ArrayToString(g_RegExt, size, (address & 0xffff));
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//LOGV(WII_IPC_WIIMOTE, 0, " Data: %s", Temp.c_str());
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//Console::Print("Read RegExt: Size %i Address %08x Offset %08x\nData %s\n",
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// size, address, (address & 0xffff), Tmp.c_str());
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break;
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case 0xB0:
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block = g_RegIr;
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blockSize = WIIMOTE_REG_IR_SIZE;
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LOGV(WII_IPC_WIIMOTE, 0, " Case: 0xb0 g_RegIr");
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//Tmp = ArrayToString(g_RegIr, size, (address & 0xffff));
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//LOGV(WII_IPC_WIIMOTE, 0, " Data: %s", Temp.c_str());
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//Console::Print("Read RegIR: Size %i Address %08x Offset %08x\nData %s\n",
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// size, address, (address & 0xffff), Tmp.c_str());
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break;
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default:
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PanicAlert("WmWriteData: bad register block!");
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return;
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}
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// -----------------------------------------
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// Encrypt data that is read from the Wiimote Extension Register
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// -------------
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if(((address >> 16) & 0xfe) == 0xa4)
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{
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/* Debugging
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Console::Print("\n\nWmReadData Address: %08x Offset: %08x Size: %i byte\n",
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address, address & 0xffff, (u8)size);
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// Debugging
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u32 offset = address & 0xffff;
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std::string Temp = ArrayToString(g_RegExt, size, offset);
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Console::Print("Unencrypted data:\n%s\n", Temp.c_str());*/
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// Check if encrypted reads is on
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if(g_RegExt[0xf0] == 0xaa)
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{
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/* Copy the registry to a temporary space. We don't want to change the unencrypted
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data in the registry */
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memcpy(g_RegExtTmp, g_RegExt, sizeof(g_RegExt));
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// Encrypt g_RegExtTmp at that location
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wiimote_encrypt(&g_ExtKey, &g_RegExtTmp[address & 0xffff], (address & 0xffff), (u8)size);
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/* Debugging: Show the encrypted data
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std::string Temp = ArrayToString(g_RegExtTmp, size, offset);
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Console::Print("Encrypted data:\n%s\n", Temp.c_str());*/
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// Update the block that SendReadDataReply will eventually send to the Wii
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block = g_RegExtTmp;
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}
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}
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//---------
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address &= 0xFFFF;
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if(address + size > blockSize) {
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PanicAlert("WmReadData: address + size out of bounds!");
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return;
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}
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// Let this function process the message and send it to the Wii
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SendReadDataReply(_channelID, block+address, address, (u8)size);
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}
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else
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{
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PanicAlert("WmReadData: unimplemented parameters (size: %i, addr: 0x%x!", size, rd->space);
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}
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// Acknowledge the 0x17 read, we will do this from InterruptChannel()
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//WmSendAck(_channelID, WM_READ_DATA, _address);
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LOGV(WII_IPC_WIIMOTE, 0, "===========================================================");
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}
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// ===================================================
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/* Write data to Wiimote and Extensions registers. */
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// ----------------
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void WmWriteData(u16 _channelID, wm_write_data* wd)
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{
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LOGV(WII_IPC_WIIMOTE, 0, "========================================================");
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u32 address = convert24bit(wd->address);
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LOG(WII_IPC_WIIMOTE, "Write data");
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LOG(WII_IPC_WIIMOTE, " Address space: %x", wd->space);
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LOG(WII_IPC_WIIMOTE, " Address: 0x%06x", address);
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LOG(WII_IPC_WIIMOTE, " Size: 0x%02x", wd->size);
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LOG(WII_IPC_WIIMOTE, " Rumble: %x", wd->rumble);
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//std::string Temp = ArrayToString(wd->data, wd->size);
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//LOGV(WII_IPC_WIIMOTE, 0, " Data: %s", Temp.c_str());
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// Write to EEPROM
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if(wd->size <= 16 && wd->space == WM_SPACE_EEPROM)
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{
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if(address + wd->size > WIIMOTE_EEPROM_SIZE) {
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PanicAlert("WmWriteData: address + size out of bounds!");
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return;
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}
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memcpy(g_Eeprom + address, wd->data, wd->size);
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}
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// Write to registers
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else if(wd->size <= 16 && (wd->space == WM_SPACE_REGS1 || wd->space == WM_SPACE_REGS2))
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{
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u8* block;
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u32 blockSize;
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switch((address >> 16) & 0xFE)
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{
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case 0xA2:
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block = g_RegSpeaker;
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blockSize = WIIMOTE_REG_SPEAKER_SIZE;
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LOGV(WII_IPC_WIIMOTE, 0, " Case 0xa2: RegSpeaker");
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//Console::Print("Write RegSpeaker: Size: %i, Address: %08x, Offset: %08x\n",
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// wd->size, address, (address & 0xffff));
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//Console::Print("Data: %s\n", Temp.c_str());
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break;
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case 0xA4:
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block = g_RegExt; // Extension Controller register
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blockSize = WIIMOTE_REG_EXT_SIZE;
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//LOGV(WII_IPC_WIIMOTE, 0, " *******************************************************");
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LOGV(WII_IPC_WIIMOTE, 0, " Case 0xa4: ExtReg");
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//LOGV(WII_IPC_WIIMOTE, 0, " *******************************************************");
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/*Console::Print("Write RegExt Size: %i Address: %08x Offset: %08x \n",
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wd->size, address, (address & 0xffff));
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Console::Print("Data: %s\n", Temp.c_str());*/
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break;
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case 0xB0:
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block = g_RegIr;
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blockSize = WIIMOTE_REG_IR_SIZE;
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LOGV(WII_IPC_WIIMOTE, 0, " Case 0xb0: RegIr");
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/*Console::Print("Write RegIR Size: %i Address: %08x Offset: %08x \n",
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wd->size, address, (address & 0xffff));
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Console::Print("Data: %s\n", Temp.c_str());*/
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break;
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default:
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PanicAlert("WmWriteData: bad register block!");
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return;
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}
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// Remove for example 0xa40000 from the address
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address &= 0xFFFF;
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// Check if the address is within bounds
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if(address + wd->size > blockSize) {
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PanicAlert("WmWriteData: address + size out of bounds!");
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return;
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}
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// Finally write the registers to the right structure
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memcpy(block + address, wd->data, wd->size);
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// -----------------------------------------
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// Generate key for the Wiimote Extension
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// -------------
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if(blockSize == WIIMOTE_REG_EXT_SIZE)
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{
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/* Debugging. Write the data.
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Console::Print("Data: %s\n", Temp.c_str());
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Console::Print("Current address: %08x\n", address); */
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/* Run the key generation on all writes in the key area, it doesn't matter
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that we send it parts of a key, only the last full key will have an
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effect */
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if(address >= 0x40 && address <= 0x4c)
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wiimote_gen_key(&g_ExtKey, &g_RegExt[0x40]);
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}
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// -------------
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} else {
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PanicAlert("WmWriteData: unimplemented parameters!");
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}
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/* Just added for home brew... Isn't it enough that we call this from
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InterruptChannel()? Or is there a separate route here that don't pass though
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InterruptChannel()? */
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//WmSendAck(_channelID, WM_WRITE_DATA, _address);
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LOGV(WII_IPC_WIIMOTE, 0, "==========================================================");
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}
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// ===================================================
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/* Here we produce the actual 0x21 Input report that we send to the Wii. The message
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is divided into 16 bytes pieces and sent piece by piece. There will be five formatting
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bytes at the begging of all reports. A common format is 00 00 f0 00 20, the 00 00
|
|
means that no buttons are pressed, the f means 16 bytes in the message, the 0
|
|
means no error, the 00 20 means that the message is at the 00 20 offest in the
|
|
registry that was read. */
|
|
// ----------------
|
|
void SendReadDataReply(u16 _channelID, void* _Base, u16 _Address, u8 _Size)
|
|
{
|
|
LOGV(WII_IPC_WIIMOTE, 0, "=========================================");
|
|
int dataOffset = 0;
|
|
while (_Size > 0)
|
|
{
|
|
u8 DataFrame[1024];
|
|
u32 Offset = WriteWmReport(DataFrame, WM_READ_DATA_REPLY);
|
|
|
|
int copySize = _Size;
|
|
if (copySize > 16)
|
|
{
|
|
copySize = 16;
|
|
}
|
|
|
|
wm_read_data_reply* pReply = (wm_read_data_reply*)(DataFrame + Offset);
|
|
Offset += sizeof(wm_read_data_reply);
|
|
pReply->buttons = 0;
|
|
pReply->error = 0;
|
|
pReply->size = (copySize - 1) & 0xF;
|
|
pReply->address = Common::swap16(_Address + dataOffset);
|
|
|
|
|
|
// Write a pice
|
|
memcpy(pReply->data + dataOffset, _Base, copySize);
|
|
|
|
if(copySize < 16) // check if we have less than 16 bytes left to send
|
|
{
|
|
memset(pReply->data + copySize, 0, 16 - copySize);
|
|
}
|
|
dataOffset += copySize;
|
|
|
|
|
|
LOG(WII_IPC_WIIMOTE, " SendReadDataReply()");
|
|
LOG(WII_IPC_WIIMOTE, " Buttons: 0x%04x", pReply->buttons);
|
|
LOG(WII_IPC_WIIMOTE, " Error: 0x%x", pReply->error);
|
|
LOG(WII_IPC_WIIMOTE, " Size: 0x%x", pReply->size);
|
|
LOG(WII_IPC_WIIMOTE, " Address: 0x%04x", pReply->address);
|
|
|
|
// Send a piece
|
|
g_WiimoteInitialize.pWiimoteInput(_channelID, DataFrame, Offset);
|
|
|
|
_Size -= copySize;
|
|
}
|
|
|
|
if (_Size != 0)
|
|
{
|
|
PanicAlert("WiiMote-Plugin: SendReadDataReply() failed");
|
|
}
|
|
LOGV(WII_IPC_WIIMOTE, 0, "==========================================");
|
|
}
|
|
// ================
|
|
|
|
|
|
// ===================================================
|
|
/* Here we produce a status report to send to the Wii. We currently ignore the status
|
|
request rs and all its eventual instructions it may include (for example turn off
|
|
rumble or something else) and just send the status report. */
|
|
// ----------------
|
|
void WmRequestStatus(u16 _channelID, wm_request_status* rs)
|
|
{
|
|
//PanicAlert("WmRequestStatus");
|
|
LOGV(WII_IPC_WIIMOTE, 0, "================================================");
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Request Status");
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Rumble: %x", rs->rumble);
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Channel: %04x", _channelID);
|
|
|
|
//SendStatusReport();
|
|
u8 DataFrame[1024];
|
|
u32 Offset = WriteWmReport(DataFrame, WM_STATUS_REPORT);
|
|
|
|
wm_status_report* pStatus = (wm_status_report*)(DataFrame + Offset);
|
|
Offset += sizeof(wm_status_report);
|
|
memset(pStatus, 0, sizeof(wm_status_report)); // fill the status report with zeroes
|
|
|
|
// Status values
|
|
pStatus->battery_low = 0; // battery is okay
|
|
pStatus->leds = g_Leds; // leds are 4 bit
|
|
pStatus->ir = g_IR; // 1 bit
|
|
pStatus->speaker = g_Speaker; // 1 bit
|
|
/* Battery levels in voltage
|
|
0x00 - 0x32: level 1
|
|
0x33 - 0x43: level 2
|
|
0x33 - 0x54: level 3
|
|
0x55 - 0xff: level 4 */
|
|
pStatus->battery = 0x5f; // fully charged
|
|
|
|
// Read config value for this one
|
|
if(g_Config.bNunchuckConnected || g_Config.bClassicControllerConnected)
|
|
pStatus->extension = 1;
|
|
else
|
|
pStatus->extension = 0;
|
|
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Extension: %x", pStatus->extension);
|
|
LOGV(WII_IPC_WIIMOTE, 0, " SendStatusReport()");
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Flags: 0x%02x", pStatus->padding1[2]);
|
|
LOGV(WII_IPC_WIIMOTE, 0, " Battery: %d", pStatus->battery);
|
|
|
|
g_WiimoteInitialize.pWiimoteInput(_channelID, DataFrame, Offset);
|
|
LOGV(WII_IPC_WIIMOTE, 0, "=================================================");
|
|
}
|
|
|
|
} // WiiMoteEmu
|