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tdebase/kcontrol/view1394/view1394.cpp

334 lines
9.8 KiB

/*
* view1394.cpp
*
* Copyright (C) 2003 Alexander Neundorf <neundorf@kde.org>
*
* 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 2 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <tqlayout.h>
#include <tqpushbutton.h>
#include <tqfile.h>
#include <tqtextstream.h>
#include <kdialog.h>
#include <kglobal.h>
#include <klocale.h>
#include <kstandarddirs.h>
#include "view1394.h"
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#include <netinet/in.h>
#include <stdio.h>
#include <string.h>
/* Get PRIX64 to output octlet_t */
#define __STDC_FORMAT_MACROS
#include <inttypes.h>
#include <libraw1394/csr.h>
#define CONFIGROM_BASE 0x00
#define CONFIGROM_CAP 0x08
#define CONFIGROM_GUID_HI 0x0c
#define CONFIGROM_GUID_LO 0x10
#define MAX_1394_PORTS 16
int my_reset_handler(raw1394handle_t handle, unsigned int )
{
View1394* view1394=(View1394*)raw1394_get_userdata(handle);
if (view1394!=0)
view1394->rescanBus();
return 0;
}
View1394::View1394(TQWidget *parent, const char *name)
:TDECModule(parent,name)
,m_insideRescanBus(false)
{
setQuickHelp( i18n("On the right hand side you can see some information about "
"your IEEE 1394 configuration.<br>"
"The meaning of the columns:<br>"
"<b>Name</b>: port or node name, the number can change with each bus reset<br>"
"<b>GUID</b>: the 64 bit GUID of the node<br>"
"<b>Local</b>: checked if the node is an IEEE 1394 port of your computer<br>"
"<b>IRM</b>: checked if the node is isochronous resource manager capable<br>"
"<b>CRM</b>: checked if the node is cycle master capable<br>"
"<b>ISO</b>: checked if the node supports isochronous transfers<br>"
"<b>BM</b>: checked if the node is bus manager capable<br>"
"<b>PM</b>: checked if the node is power management capable<br>"
"<b>Acc</b>: the cycle clock accuracy of the node, valid from 0 to 100<br>"
"<b>Speed</b>: the speed of the node<br>"));
setButtons( TDECModule::Help );
m_ouiDb=new OuiDb();
TQVBoxLayout *box=new TQVBoxLayout(this, 0, KDialog::spacingHint());
m_view=new View1394Widget(this);
for (int i=2; i<8; i++)
m_view->m_listview->setColumnAlignment(i, AlignHCenter);
m_view->m_listview->setColumnAlignment(8, AlignRight);
m_view->m_listview->setColumnAlignment(9, AlignRight);
box->addWidget(m_view);
connect(m_view->m_busResetPb, TQT_SIGNAL(clicked()), this, TQT_SLOT(generateBusReset()));
connect(&m_rescanTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(rescanBus()));
m_notifiers.setAutoDelete(true);
rescanBus();
}
View1394::~View1394()
{
}
bool View1394::readConfigRom(raw1394handle_t handle, nodeid_t nodeid, quadlet_t& firstQuad, quadlet_t& cap, octlet_t& guid)
{
quadlet_t q=0;
firstQuad=0;
cap=0;
guid=0;
nodeaddr_t addr=CSR_REGISTER_BASE + CSR_CONFIG_ROM + CONFIGROM_BASE;
for (int count=0; count<5; count++)
{
struct timeval tv;
q=0;
int res=raw1394_read(handle, nodeid|0xffc0, addr, sizeof(q), &q);
if (res==0)
{
firstQuad=ntohl(q);
break;
}
tv.tv_sec=0;
tv.tv_usec=10*1000;
select(0,0,0,0,&tv);
}
if (firstQuad==0)
return false;
addr=CSR_REGISTER_BASE + CSR_CONFIG_ROM + CONFIGROM_CAP;
if (raw1394_read(handle, nodeid|0xffc0, addr, sizeof(q), &q)!=0)
return false;
cap=ntohl(q);
addr=CSR_REGISTER_BASE + CSR_CONFIG_ROM + CONFIGROM_GUID_HI;
if (raw1394_read(handle, nodeid|0xffc0, addr, sizeof(q), &q)!=0)
return false;
guid=octlet_t(ntohl(q))<<32;
addr=CSR_REGISTER_BASE + CSR_CONFIG_ROM + CONFIGROM_GUID_LO;
if (raw1394_read(handle, nodeid|0xffc0, addr, sizeof(q), &q)!=0)
return false;
guid=guid|ntohl(q);
return true;
}
void View1394::callRaw1394EventLoop(int fd)
{
for (TQValueList<raw1394handle_t>::iterator it= m_handles.begin(); it!=m_handles.end(); ++it)
if (raw1394_get_fd(*it)==fd)
{
raw1394_loop_iterate(*it);
break;
}
}
void View1394::rescanBus()
{
if (m_insideRescanBus)
{
m_rescanTimer.start(100, true);
return;
}
m_insideRescanBus=true;
// static int depth=0;
// depth++;
m_notifiers.clear();
for (TQValueList<raw1394handle_t>::iterator it=m_handles.begin(); it!=m_handles.end(); ++it)
raw1394_destroy_handle(*it);
m_handles.clear();
m_view->m_listview->clear();
raw1394handle_t handle=raw1394_new_handle();
if (handle==NULL)
{
m_insideRescanBus=false;
return;
}
//now search for new stuff
struct raw1394_portinfo p_info[MAX_1394_PORTS];
int num_of_cards=raw1394_get_port_info(handle, p_info, MAX_1394_PORTS);
raw1394_destroy_handle(handle);
//iterate over all cards
for (int i=0; i<num_of_cards; i++)
{
handle=raw1394_new_handle();
if (raw1394_set_port(handle, i)!=0)
{
raw1394_destroy_handle(handle);
continue;
}
raw1394_set_userdata(handle, this);
raw1394_set_bus_reset_handler(handle, my_reset_handler);
TQSocketNotifier *notif=new TQSocketNotifier(raw1394_get_fd(handle),TQSocketNotifier::Read);
connect(notif, TQT_SIGNAL(activated(int)), this, TQT_SLOT(callRaw1394EventLoop(int)));
m_notifiers.append(notif);
m_handles.append(handle);
TQListViewItem *card=new TQListViewItem(m_view->m_listview,i18n("Port %1:\"%2\"").arg(i).arg(p_info[i].name));
int num_of_nodes=raw1394_get_nodecount(handle);
int localNodeId=raw1394_get_local_id(handle);
//iterate over all nodes connected to this card
for (int j=0; j<num_of_nodes; j++)
{
//get the guid of the node
octlet_t guid=0;
quadlet_t firstQuad=0;
quadlet_t cap=0;
bool success=readConfigRom(handle, j, firstQuad, cap, guid);
TQString nodeStr=i18n("Node %1").arg(j);
if (!success)
{
new TQListViewItem(card,nodeStr, i18n("Not ready"));
continue;
}
if (((firstQuad>>24) & 0xff)==1) //minimal config rom
{
TQString guidStr=TQString::number(firstQuad,16);
guidStr="0x"+guidStr.rightJustify(6,'0');
new TQListViewItem(card,nodeStr, guidStr);
}
else //general config rom
{
TQString guidStr;
char buf[32];
snprintf(buf, 32, "%"PRIX64, guid);
guidStr=buf;
guidStr="0x"+guidStr.rightJustify(16,'0');
TQString local=((j | 0xffc0) == localNodeId)?"X":"";
TQString irmStr=(cap & 0x80000000) ? "X":"";
TQString cmStr=(cap & 0x40000000) ? "X":"";
TQString isStr=(cap & 0x20000000) ? "X":"";
TQString bmStr=(cap & 0x10000000) ? "X":"";
TQString pmStr=(cap & 0x08000000) ? "X":"";
TQString accStr=TQString::number((cap &0x00ff0000)>>16);
int speed=( cap & 0x00000007);
TQString speedStr;
switch(speed)
{
case(3):
speedStr="800";
break;
case(2):
speedStr="400";
break;
case(1):
speedStr="200";
break;
case(0):
default:
speedStr="100";
break;
}
TQListViewItem* node=new TQListViewItem(card);
node->setText(0,nodeStr);
node->setText(1, guidStr);
node->setText(2,local);
node->setText(3, irmStr);
node->setText(4, cmStr);
node->setText(5,isStr);
node->setText(6,bmStr);
node->setText(7,pmStr);
node->setText(8, accStr);
node->setText(9, speedStr);
node->setText(10, m_ouiDb->vendor(guid));
}
}
card->setOpen(true);
}
// depth--;
m_insideRescanBus=false;
}
void View1394::generateBusReset()
{
for (TQValueList<raw1394handle_t>::iterator it=m_handles.begin(); it!=m_handles.end(); ++it)
raw1394_reset_bus(*it);
}
OuiDb::OuiDb()
{
TQString filename=locate("data","kcmview1394/oui.db");
if (filename.isEmpty())
return;
TQFile f(filename);
if (!f.open(IO_ReadOnly))
return;
TQByteArray ba=f.readAll();
int bytesLeft=ba.size();
char* data=ba.data();
while(bytesLeft>8)
{
char *eol=(char*)memchr((const void*)data, '\n',bytesLeft);
if (eol==0)
break;
if ((eol-data)<8)
break;
data[6]='\0';
*eol='\0';
m_vendorIds.insert(data, data+7);
bytesLeft-=(eol+1-data);
data=eol+1;
}
f.close();
}
TQString OuiDb::vendor(octlet_t guid)
{
guid=(guid & 0xffffff0000000000LL)>>40;
TQString key=TQString::number((unsigned int)(guid),16);
key=key.rightJustify(6, '0').upper();
TQString v=m_vendorIds[key];
if (v.isEmpty())
v=i18n("Unknown");
return v;
}
// ------------------------------------------------------------------------
extern "C"
{
KDE_EXPORT TDECModule *create_view1394(TQWidget *parent, const char *name)
{
TDEGlobal::locale()->insertCatalogue("kcmview1394");
return new View1394(parent, name);
}
}
#include "view1394.moc"