mainfrm.cpp

一个amccs5933芯片的驱动程序开发源程序和部分文档

	}
	

/*
	// Is the 860 is alive?
	//  Put some dummy task number.  putWORD() times out if the 860 is dead.
	if (putWORD (555, g_properties.n3042ComemID) == NO_ERROR)
    {
        g_properties.e860Status = OPENEDok;
    }
    else
    {
		g_properties.e860Status = BAD;
		MessageBox("860 is not running.", 
				NULL, 
				MB_ICONEXCLAMATION );
    }
*/

    // Act like the user pushed a radio button to start the test indicated in nTestNum.
    OnWM_User(0, g_properties.nTestNum);

	// Must start timer at the end, else Windows will start calling OnTimer before the initialization is complete!!!
    if (!SetTimer (ID_TIMER_CLOCK, 50, NULL))
	{
        MessageBox ("SetTimer failed", "Error", MB_ICONSTOP | MB_OK);
        return -1;
    }

	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	cs.style &= ~FWS_ADDTOTITLE;	// Strip the document name (Untitled) from the Window title.
//	cs.lpszName = "CO-MEM Lite (AN3042) Performance Workbench";
	cs.lpszName = "PCI-DP DMA Performance Demonstration";

	return CFrameWnd::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers

void CMainFrame::OnTestsSelecttests() 
{
	// TODO: Add your command handler code here
	if (pDialogSelectTest != NULL)
	{
		pDialogSelectTest->SetFocus();
		return;
	}
	else
	{
		pDialogSelectTest = new CDialogSelectTest;

		pDialogSelectTest->Create (IDD_DIALOG1, this);
	}
}



// Displays the bandwidth and the DMA size.
void CMainFrame::display_bandwidth (double bw, int DMAsize, CClientDC &dc)
{
	// if (bw > (double)10)	// Don't display bw less than 10 MB/sec. (caused when switching tests).
	{
		char buf[50];

        dc.SetTextColor (RGB (255,0 ,0));

        
        dc.SelectObject (&m_font1);

		int bwlen = sprintf (buf, "%6.1lf MB/s", bw);    // That's an 'ell' f to convert a double!
		if (bwlen <= 13)		     // Skip update if a very long string (caused when the HLDATA wraps around).
			dc.TextOut (20, 20, buf);
		
		sprintf (buf, " Sustained!");
		dc.TextOut (40, 20 + m_cyChar1*75/100, buf);

        
        dc.SelectObject (&m_font2);

		sprintf (buf, "DMA Size");
		dc.TextOut (40, 150, buf);

        int DMAsizelen = sprintf (buf, "%5.0d", DMAsize);
		dc.TextOut (70, 150 + m_cyChar2*75/100, buf);
	}
}


void CMainFrame::OnTimer (UINT nTimerID)
{
#define NUMsecsBTWNchanges 10

	if (g_properties.eTestRunning == TRANSITIONING)
		return;

	_ftime( &m_tstruct );		// Get the time, including milliseconds

	if ( (g_properties.eMainMode == AUTOMATIC) && 
		 (m_bChangeSecondPassed)						// Can't attempt to change test num automatically for a few seconds.
	   )
	{
		if ((m_tstruct.time % NUMsecsBTWNchanges) == 0)
		{
			m_bChangeSecondPassed = FALSE;				// We just started the 'Change Second'!

			g_properties.nTestNum++;					// Change to next test...
			if (g_properties.nTestNum > IDC_RADIO5)
				g_properties.nTestNum = IDC_RADIO3;		// ...but loop around if past the last test number.
			
			// Act like the user pushed a radio button to start the test indicated in nTestNum.
			OnWM_User(0, g_properties.nTestNum);
			return;									// And let it get started before we do any display updates.
		}
	}

	if ((m_tstruct.time % NUMsecsBTWNchanges) != 0)
		m_bChangeSecondPassed = TRUE;				// The 'Change Second' has now passed.


	CClientDC dc (this);
	dc.SetBkColor (RGB (0xff, 0xff, 0x88));			// Puke yellow.
	// CFont* pOldFont = dc.SelectObject (&m_font1);
	
	if (g_properties.eTestRunning == IDLE)
	{
        dc.SelectObject (&m_font1);

		dc.SetTextColor (RGB (255,0 ,0));
		
		char buf[50];
		sprintf (buf, "    Idle      ");
		dc.TextOut (20, 20, buf);
		
		sprintf (buf, "             ");
		dc.TextOut (20, 20 + m_cyChar1*75/100, buf);
		
		// Blit grey blob at last location to 'erase' the red blob.
		CPen pengrey (PS_SOLID, m_penSize, RGB (200, 200, 200) ) ;
		
		CPen* poldPen = dc.SelectObject (&pengrey);
		CPoint point (m_currentPt.x, m_currentPt.y);
		dc.MoveTo (point);
		dc.LineTo (point);
		dc.SelectObject (poldPen);
	}
	else
	{
		switch (g_properties.nTestNum)
		{
		case IDC_RADIO4:
			if (g_properties.e3042Status != BAD)
			{
				if (m_tstruct.time != m_lasttime)		// Did the seconds roll over, hence time to do our one-second update?
				{
					// Compute and update the bandwidth text.
					int innerPasses = g_properties.nCount3042;		// Read the total innerPasses reported by the 3041
					
					int deltaPasses = innerPasses - m_lastInnerPasses;
					
					m_floattime = (double)m_tstruct.time  + ( ((double)m_tstruct.millitm) / 1000 );
					
					double elapsedfloat = m_floattime - m_lastfloattime;
					
					double bw;
					int pktSize = g_properties.nPktSz;
					if (elapsedfloat != 0)		// Protect against divide by zero.
						bw = ((pktSize * (double)deltaPasses) / elapsedfloat) / 1000000;
					else
						bw = ((pktSize * (double)deltaPasses))/ 1000000;	// If elapsed float == 0, assume 1 second passed (a fudge).
					
					display_bandwidth (bw, pktSize, dc);
					
					m_lasttime = m_tstruct.time;
					m_lastfloattime = m_floattime;
					m_lastInnerPasses = innerPasses;
				}
			}
			break;
			
		case IDC_RADIO5:
			if (g_properties.e3042Status != BAD)
			{
				if (m_tstruct.time != m_lasttime)		// Did the seconds roll over, hence time to do our one-second update?
				{
					// Compute and update the bandwidth text.
					int innerPasses = g_properties.nCount3042;		// Read the total innerPasses reported by the 3041
					
					int deltaPasses = innerPasses - m_lastInnerPasses;
					
					m_floattime = (double)m_tstruct.time  + ( ((double)m_tstruct.millitm) / 1000 );
					
					double elapsedfloat = m_floattime - m_lastfloattime;
					
					double bw;
					int pktSize = g_properties.nPktSz;
					if (elapsedfloat != 0)		// Protect against divide by zero.
						bw = ((pktSize * (double)deltaPasses) / elapsedfloat) / 1000000;
					else
						bw = ((pktSize * (double)deltaPasses))/ 1000000;	// If elapsed float == 0, assume 1 second passed (a fudge).
					
					display_bandwidth (bw, pktSize, dc);
					
					m_lasttime = m_tstruct.time;
					m_lastfloattime = m_floattime;
					m_lastInnerPasses = innerPasses;
				}
			}
			break;
			
		default:
			break;
		} // end switch
		
		
		// Blit grey blob at last location to 'erase' the red blob.
		CPen pengrey (PS_SOLID, m_penSize, RGB (200, 200, 200) ) ;
		
		CPen* poldPen = dc.SelectObject (&pengrey);
		CPoint point (m_currentPt.x, m_currentPt.y);
		dc.MoveTo (point);
		dc.LineTo (point);
		dc.SelectObject (poldPen);
		
		if (m_direction != toSysMem)
			m_currentPt = m_path[m_curpath].getNextPoint();
		else
			m_currentPt = m_path[m_curpath].getPrevPoint();
		
		// blit RED blob at coords
		CPen penRed (PS_SOLID, m_penSize, RGB (255, 0, 0) );
		
		poldPen = dc.SelectObject (&penRed);
		dc.MoveTo (m_currentPt);
		dc.LineTo (m_currentPt);
		dc.SelectObject (poldPen);
	}
	
	m_timerTicks++;
	// dc.SelectObject (pOldFont);
	
}  // end CMainWindow::OnTimer



// Called whenever we are starting the first test, or some entity in the system (the dialog box or the auto controller)
//   wants to start (or restart) a test.
LONG CMainFrame::OnWM_User (UINT wParam, LONG lParam)
{
	// Shut down the old test (???, if any???)...
	g_properties.eTestRunning = TRANSITIONING;	// Because of the way OnIdle is coded, this 
										//   is sufficient to stop any running 3042 tests.

	// ... and start up the new test.

	switch (lParam)
	{
    case IDC_RADIO3:
	    g_properties.nTestNum = lParam;		// Change the test number.
        g_properties.eTestRunning = IDLE;
		break;

	
	case IDC_RADIO4:
	case IDC_RADIO5:
	    g_properties.nTestNum = lParam;		// Change the test number.

		if ((g_properties.e3042Status == OPENEDok) || (g_properties.e3042Status == OK))
		{
			g_properties.e3042Status = OK;
			g_properties.eTestRunning = RUNNING;
			g_properties.nCount3042 = 0;
		}
		else
		{
			g_properties.e3042Status = BAD;
			g_properties.eTestRunning = IDLE;
			MessageBox("Since the 3042 wasn't opened OK, can't run any 3042 tests.", 
				NULL, 
				MB_ICONEXCLAMATION );
		}
		break;

    
    case IDC_CHECK1:
    case IDC_CHECK2:
		if ( (g_properties.e3042Status == OPENEDok) || (g_properties.e3042Status == OK) )
		{
			g_properties.e3042Status = OK;
			g_properties.eTestRunning = RUNNING;
			g_properties.nCount3042 = 0;
		}
		else
		{
			g_properties.e3042Status = BAD;
			g_properties.eTestRunning = IDLE;
			MessageBox("Since the PCI-DP wasn't opened OK, can't run any PCI-DP tests.", 
				NULL, 
				MB_ICONEXCLAMATION );
		}
		break;
        break;
        
	default:
		break;
	}	// end switch
	
	m_lastInnerPasses = 0;
	setPathAndDirection (g_properties.nTestNum);
	
	//    Invalidate ();
    return 0;
}