/*------------------------------------------------------------------------------
--  This file is a part of the SocExplorer Software
--  Copyright (C) 2011, Laboratory of Plasmas Physic - CNRS
--
--  This program is free software; you can redistribute it and/or modify
--  it under the terms of the GNU General Public License as published by
--  the Free Software Foundation; either version 3 of the License, or
--  (at your option) any later version.
--
--  This program is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--  GNU General Public License for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with this program; if not, write to the Free Software
--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-------------------------------------------------------------------------------*/
/*--                  Author : Alexis Jeandet
--                     Mail : alexis.jeandet@lpp.polytechnique.fr
----------------------------------------------------------------------------*/
#include "apbpluginui.h"
#include <stdint.h>
#include <socexplorerengine.h>

apbPluginUi::apbPluginUi(socexplorerplugin *plugin, QWidget *parent) :
    QWidget(parent)
{
    this->setWindowTitle(tr("APB Driver"));
    this->mainlayout = new QHBoxLayout;
    this->scanBp = new QPushButton(tr("Scan APB"));
    this->deviceslst = new apbdevicelist;
    this->mainlayout->addWidget(this->deviceslst);
    this->mainlayout->addWidget(this->scanBp);
    this->setLayout(this->mainlayout);
    this->_plugin = plugin;
    connect(this,SIGNAL(addAPBdevice(apbdeviceInfo*)),this->deviceslst,SLOT(addAPBdevice(apbdeviceInfo*)));
    connect(this,SIGNAL(clearAPBdevicesList()),this->deviceslst,SLOT(clearAPBdevicesList()));
    connect(this->scanBp,SIGNAL(clicked()),this,SLOT(scanAPB()));
}

void apbPluginUi::lockScanBp()
{
    this->scanBp->setEnabled(false);
}


void apbPluginUi::unlockScanBp()
{
    this->scanBp->setEnabled(true);
}



apbdeviceInfo* apbPluginUi::extractInfos(int *pnpregs)
{
    APBbarreg BAR[1];

    int VID;
    int PID;
    for(int i=0;i<1;i++)
    {
        BAR[i].address = ((uint32_t)(pnpregs[i+1] & 0xfff00000)>>12)+ APB_BUS_START;
        BAR[i].size = ((pnpregs[i+1] & 0x00000ff0)>>4 )+1;
        BAR[i].type = (unsigned char)(pnpregs[i+1]&0xf);
    }

    VID = (pnpregs[0]>>24)&0xff;
    PID = (pnpregs[0]>>12)&0xfff;
    QString devname = SocExplorerEngine::getDevName(VID,PID);
    return new apbdeviceInfo(devname,BAR[0],VID,PID);
}

void apbPluginUi::scanAPB()
{
    this->lockScanBp();
    unsigned int size = APB_PLUGNPLAY_STOP - APB_PLUGNPLAY_START;
    int j=0;
    unsigned long long i = APB_PLUGNPLAY_START;
    int pnpregs[APB_PLUGNPLAY_STOP - APB_PLUGNPLAY_START];
    emit this->clearAPBdevicesList();
    if(this->_plugin->Read((unsigned int*)pnpregs,size/4,(unsigned int)APB_PLUGNPLAY_START)==(size/4))
    {
        while(i<APB_PLUGNPLAY_STOP)
        {
            if(pnpregs[j]!=0)
            {
                apbdeviceInfo* devinfos=this->extractInfos(pnpregs+j);
                SocExplorerEngine::addEnumDevice(this->_plugin,devinfos->VID,devinfos->PID,devinfos->BAR[0].address,devinfos->deviceName);
                emit this->addAPBdevice(devinfos);
            }
            i+=8;
            j+=2;
            if(pnpregs[0]==pnpregs[j]&&pnpregs[1]==pnpregs[j+1])break;
        }
    }
    this->unlockScanBp();
}