lcd.c

我整理的SAMSUNG S3C2410的LCD屏幕的测试代码

#include <string.h>
#include "2410addr.h"
#include "2410lib.h"
#include "def.h"
#include "lcdlib.h"
#include "glib.h"
#include "lcd.h"
#include ".\bmp\DEMO256.h"


void Lcd_Port_Init(void);
void Lcd_Port_Return(void);
void Lcd_Palette1Bit_Init(void);
void Lcd_Palette8Bit_Init(void);
void __irq Lcd_Int_Frame(void);
void __irq Lcd_Int_Fifo(void);


unsigned save_rGPCUP,save_rGPCDAT,save_rGPCCON;
unsigned save_rGPDUP,save_rGPDDAT,save_rGPDCON; 
unsigned lcd_count;

void Lcd_Port_Init(void)
{
    save_rGPCCON=rGPCCON;
    save_rGPCDAT=rGPCDAT;
    save_rGPCUP=rGPCUP;
    save_rGPDCON=rGPDCON;
    save_rGPDDAT=rGPDDAT;
    save_rGPDUP=rGPDUP;
    rGPCUP=0xffffffff; // Disable Pull-up register
    rGPCCON=0xaaaaaaaa; //Initialize VD[7:0],LCDVF[2:0],VM,VFRAME,VLINE,VCLK,LEND 
    rGPDUP=0xffffffff; // Disable Pull-up register
    rGPDCON=0xaaaaaaaa; //Initialize VD[23:8]
    
    Uart_Printf("Initializing GPIO ports..........\n");
}

void Lcd_Port_Return(void)
{
    rGPCCON=save_rGPCCON;
    rGPCDAT=save_rGPCDAT;
    rGPCUP=save_rGPCUP;
    rGPDCON=save_rGPDCON;
    rGPDDAT=save_rGPDDAT;
    rGPDUP=save_rGPDUP;
}

void Lcd_Palette1Bit_Init(void)
{
    U32 *palette;
    palette=(U32 *)PALETTE;
    *palette++=0x0; // Black
    *palette=0xffff; // White
}

void Lcd_Palette8Bit_Init(void)
{
    int i;	
    U32 *palette;
    rLCDCON5|=(1<<11); // 5:6:5 Palette Setting
    palette=(U32 *)PALETTE;
    for(i=0;i<256;i++)
	*palette++=DEMO256pal[i];
}


void __irq Lcd_Int_Frame(void)
{
    rLCDINTMSK|=3; // Mask LCD SUB Interrupt

    // GPG4 is .... 
    rGPGDAT&=(~(1<<4)); // GPG4=Low
    Delay(50); // GPG4=Low
    rGPGDAT|=(1<<4); //GPG4=High

    rLCDSRCPND=2; // Clear LCD SUB Interrupt source pending
    rLCDINTPND=2; // Clear LCD SUB Interrupt pending
    rLCDINTMSK&=(~(2)); // Unmask LCD FRAME Interrupt
    ClearPending(BIT_LCD);
}


//240320
void __irq Lcd_Int_Fifo(void)
{
    rLCDINTMSK|=3; // Mask LCD SUB Interrupt

    if((lcd_count%20)==0) Uart_Printf("\n");
    Uart_Printf(".");
    lcd_count++;

    rLCDSRCPND=1; // Clear LCD SUB Interrupt source pending
    rLCDINTPND=1; // Clear LCD SUB Interrupt pending
    rLCDINTMSK&=(~(1)); // Unmask LCD FRAME Interrupt
    ClearPending(BIT_LCD);
}

void Test_Lcd_Tft_8Bit_240320(void)
{
    int i,j,k;
    Lcd_Port_Init();
    Lcd_Palette8Bit_Init(); // Initialize 256 palette 
    Lcd_Init(MODE_TFT_8BIT_240320);
    Glib_Init(MODE_TFT_8BIT_240320);
    Lcd_Lpc3600Enable(); // Enable LPC3600
    Uart_Printf("[TFT 256 COLOR(8bit/1pixel) LCD TEST]\n");
    rTPAL = (1<<24)|((0xff)<<16); // Enable Temporary Palette : Red
    Lcd_EnvidOnOff(1); // Enable ENVID Bit
    Uart_Printf("TFT 256 color mode test 1. Press any key!\n");
    Uart_Getch(); 

    Glib_ClearScr(0, MODE_TFT_8BIT_240320); // Fill the LCD panel with Black Color
    k=0;
    for(i=0;i<320;i+=20)
		for(j=0;j<240;j+=15)
		{ 
		    Glib_FilledRectangle(j,i,j+14,i+19,(k%256));
		    k++;
		}
    rTPAL = 0; // Disable Temporary Palette
    Uart_Printf("TFT 256 color mode test 2. Press any key!\n");
    Uart_Getch();  	

    Glib_ClearScr(0, MODE_TFT_8BIT_240320); // Fill the LCD panel with Black Color
    k=0;
    for(i=0;i<320;i+=10)
		for(j=0;j<240;j+=10)
		{ 
		    Glib_FilledRectangle(j,i,j+9,i+9,(k%256));
		    k+=30;
		}
    Uart_Printf("TFT 256 color mode test 3. Press any key!\n");
    Uart_Getch();  	

    Glib_ClearScr(0, MODE_TFT_8BIT_240320);
    k=0;
    for(i=80;i<240;i+=10)
    {
    	for(j=60;j<180;j+=10)
    	{
    	    Glib_FilledRectangle(j,i,j+9,i+9,k);
    	    k++;
    	}
    }
    Glib_Rectangle(0,0,239,319,255);   
    Glib_Line(0,0,239,319,255);        
    Glib_Line(0,319,239,0,255);
    
    Glib_Rectangle(0+240,0,239+240,319,255);
    Glib_Line(0+240,0,239+240,319,255);        
    Glib_Line(0+240,319,239+240,0,255);
    
    Glib_Rectangle(0,0+320,239,319+320,255);
    Glib_Line(0,0+320,239,319+320,255);        
    Glib_Line(0,319+320,239,0+320,255);
    
    Glib_Rectangle(0+240,0+320,239+240,319+320,255);
    Glib_Line(0+240,0+320,239+240,319+320,255);     
    Glib_Line(0+240,319+320,239+240,0+320,255);

    Glib_Rectangle(10+240,10+320,480-11,640-11,255);

    Uart_Printf("Virtual Screen Test(TFT 256 color). Press any key[ijkm\\r]!\n");
    MoveViewPort(MODE_TFT_8BIT_240320);
    Lcd_MoveViewPort(0,0,MODE_TFT_8BIT_240320);
    Lcd_EnvidOnOff(0);
    Lcd_Port_Return();
}


void Test_Lcd_Tft_16Bit_240320(void)
{
    int i,j,k=0;
    Lcd_Port_Init();
    Lcd_Init(MODE_TFT_16BIT_240320);
   Glib_Init(MODE_TFT_16BIT_240320);
    Lcd_Lpc3600Enable(); // Enable LPC3600
   Lcd_EnvidOnOff(1);
   
   for(j=0;j<320;j++)
        for(i=0;i<240;i++)
            PutPixel(i,j,((int)DEMO256[k++]));
           
    Uart_Printf("[TFT 64K COLOR(16bit/1pixel) LCD TEST]\n");
	Uart_Getch();
    /*
    Glib_FilledRectangle(0,0,239,159,0x00f80);    
    Glib_FilledRectangle(0,160,239,320,0xf80);    
    Uart_Printf("TFT 64K color mode test 1. Press any key!\n");
    Uart_Getch();  	
    */ 
    Glib_ClearScr(0, MODE_TFT_16BIT_240320);
       
    Glib_FilledRectangle(0,0,20,20,65535);   
    Glib_Rectangle(220,300,239,319,65535);       
    Glib_Line(0,0,239,319,0x1f);        
    Glib_Line(239,0,0,319,0xf800);
    Glib_Rectangle(0,0,239,319,0x07e0);
    PutPixel(30,30,0x700);
    Uart_Printf("TFT 64K color mode test 2. Press any key!\n");
   Uart_Getch();  	
/*
    Glib_ClearScr(0, MODE_TFT_16BIT_240320);
   
    k=0;
    for(i=80;i<240;i+=10)
    {
    	for(j=60;j<180;j+=10)
    	{
    	    Glib_FilledRectangle(j,i,j+9,i+9,k);
    	    k++;
    	}
    }
	
    Glib_Rectangle(0,0,239,319,0xf80);   
    Glib_Line(0,0,239,319,65535);        
    Glib_Line(0,319,239,0,65535);
    
    Glib_Rectangle(0+240,0,239+240,319,255);
    Glib_Line(0+240,0,239+240,319,255);        
    Glib_Line(0+240,319,239+240,0,255);
    
    Glib_Rectangle(0,0+320,239,319+320,255);
    Glib_Line(0,0+320,239,319+320,255);        
    Glib_Line(0,319+320,239,0+320,255);
   
    Glib_Rectangle(0+240,0+320,239+240,319+320,255);
    Glib_Line(0+240,0+320,239+240,319+320,255);     
    Glib_Line(0+240,319+320,239+240,0+320,255);
    Glib_Rectangle(40+240,40+320,480-41,640-41,0x1f);
 */
 	
    Uart_Printf("Virtual Screen Test(TFT 64K color). Press any key[ijkm\\r]!\n");
    MoveViewPort(MODE_TFT_16BIT_240320);
    Lcd_MoveViewPort(0,0,MODE_TFT_16BIT_240320);
    Lcd_EnvidOnOff(0);
    Lcd_Port_Return();
}


void Test_Lcd_Tft_8Bit_240320_On(void)
{
    int i,j,k=0;
    Lcd_Port_Init();
    Lcd_Palette8Bit_Init();
    Lcd_Init(MODE_TFT_8BIT_240320);
    Glib_Init(MODE_TFT_8BIT_240320);
    Lcd_Lpc3600Enable(); // Enable LPC3600
    Uart_Printf("[TFT LCD(240x320 ,8bpp) WILL BE TURNED ON EVEN DURING OTHER TEST]\n");
    Uart_Printf("If you'd like to off the TFT LCD, then excute other LCD test program,\n");     

    for(j=0;j<320;j++)
        for(i=0;i<240;i++)
            PutPixel(i,j,((int)DEMO256[k++]));
            
    Lcd_EnvidOnOff(1);
}