/*------------------------------------------------------------------------------
--  This file is a part of the SocExplorer Software
--  Copyright (C) 2011, Plasma Physics Laboratory - 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 "ahbpluginui.h"
#include <socexplorerengine.h>

ahbPluginUi::ahbPluginUi(socexplorerplugin *plugin, QWidget *parent) :
    QWidget(parent)
{
    this->mainlayout = new QHBoxLayout;
    this->scanBp = new QPushButton(tr("Scan AHB"));
    this->deviceslst = new ahbdevicelist;
    this->mainlayout->addWidget(this->deviceslst);
    this->mainlayout->addWidget(this->scanBp);
    this->setLayout(this->mainlayout);
    this->_plugin = plugin;
    connect(this,SIGNAL(addAHBdevice(ahbdeviceInfo*)),this->deviceslst,SLOT(addAHBdevice(ahbdeviceInfo*)));
    connect(this,SIGNAL(clearAHBdevicesList()),this->deviceslst,SLOT(clearAHBdevicesList()));
    connect(this->scanBp,SIGNAL(clicked()),this,SLOT(scanAHB()));
}



ahbdeviceInfo* ahbPluginUi::extractInfos(unsigned int *pnpregs)
{
    AHBbarreg BAR[4];

    int VID;
    int PID;
    for(int i=0;i<4;i++)
    {
        unsigned int addr=(pnpregs[i+4] & 0xfff00000)>>20;
        unsigned int mask=(pnpregs[i+4] & 0x0FFF0)>>4;
        BAR[i].type = (unsigned char)(pnpregs[i+4]&0x0f);
        printf("%x\n",addr);
        BAR[i].size = 0;
        BAR[i].address = 0;
        switch ((int)(BAR[i].type))
        {
        case AHB_PLUGNPLAY_APB_IO_SPACE:
            break;
        case AHB_PLUGNPLAY_MEMORY_SPACE:
            BAR[i].address = addr<<20;
            BAR[i].size = (mask)<<20;
            break;
        case AHB_PLUGNPLAY_AHB_IO_SPACE:
            BAR[i].address = 0xfff00000 + (addr<<8);
            BAR[i].size = (mask)<<8;
            break;
        default:
            break;
        }

        if(BAR[i].size!=0)
            BAR[i].size = (((-1^BAR[i].size)|BAR[i].address)-BAR[i].address)+1;
        BAR[i].cacheable = (bool)((pnpregs[i+4]&0x00010000)>>16);
        BAR[i].prefectchable = (bool)((pnpregs[i+4]&0x00020000)>>17);
    }

    VID = (pnpregs[0]>>24)&0xff;
    PID = (pnpregs[0]>>12)&0xfff;
    QString devname = SocExplorerEngine::getDevName(VID,PID);
    return new ahbdeviceInfo(devname,BAR[0],BAR[1],BAR[2],BAR[3],VID,PID);
}


void ahbPluginUi::scanAHB()
{
    unsigned int size = (AHB_PLUGNPLAY_SLAVE_STOP - AHB_PLUGNPLAY_MASTER_START)/4;
    int j=0;
    unsigned long long i = AHB_PLUGNPLAY_MASTER_START;
    int pnpregs[size];
    emit this->clearAHBdevicesList();
    if( this->_plugin->Read((unsigned int*)pnpregs,size,(unsigned int)AHB_PLUGNPLAY_MASTER_START)==size)
    {
        while(i<AHB_PLUGNPLAY_SLAVE_STOP)
        {
            if(pnpregs[j]!=0)
            {
                ahbdeviceInfo* devinfo=this->extractInfos((unsigned int*)(pnpregs+j));
                if(!devinfo->deviceName->compare("DSU3"))
                    SocExplorerEngine::addEnumDevice(this->_plugin,devinfo->VID,devinfo->PID,devinfo->BAR[0].address,*devinfo->deviceName);
                if(!devinfo->deviceName->compare("SDCTRL"))
                    SocExplorerEngine::addEnumDevice(this->_plugin,devinfo->VID,devinfo->PID,devinfo->BAR[1].address,*devinfo->deviceName);
                emit this->addAHBdevice(devinfo);
            }
            i+=32;
            j+=8;
        }
    }
}