?? lcd.c
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//====================================================================
// File Name : LCD.c
// Function : S3C2440 LCD test code
// Program :
// Date : Apr. 21, 2003
// Version : 0.0
// History
// -2410
// 0.0 : Programming start ???
// -2440
// R0.0 (20030421): Modified for 2440. -> Junon
//====================================================================
#include <string.h>
#include "def.h"
#include "2440addr.h"
#include "2440lib.h"
#include "2440slib.h"
#include "lcdlib.h"
#include "glib.h"
#include "lcd.h"
#include "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);
void __irq Lcd_Int_Fifo_640480(void);
void Select_Tcon(void);
void Test_Lcd_Palette_Ram(void);
void Test_Lcd_Underrun(void);
void Test_Lcd_Tft_16Bit_800600(void);
void Test_Lcd_Tft_16Bit_800600_On(void);
unsigned save_rGPCUP,save_rGPCDAT,save_rGPCCON;
unsigned save_rGPDUP,save_rGPDDAT,save_rGPDCON;
unsigned lcd_count;
void * func_lcd_test[][2]=
{
// "0123456789012345" max 15磊 肺茄瀝竅咯 comment竅技夸.
//LCD
(void *)Test_Lcd_Palette_Ram, "LCD Palette RAM",
(void *)Test_Lcd_Stn_1Bit, "STN 1Bit ",
(void *)Test_Lcd_Stn_2Bit, "STN 2Bit ",
(void *)Test_Lcd_Stn_4Bit, "STN 4Bit ",
(void *)Test_Lcd_Cstn_8Bit, "CSTN 8Bit ",
(void *)Test_Lcd_Cstn_8Bit_On, "CSTN 8Bit On ",
(void *)Test_Lcd_Cstn_12Bit, "CSTN 12Bit ",
(void *)Test_Lcd_Cstn_16Bit, "CSTN 16Bit ",
(void *)Test_Lcd_Tft_8Bit_240320, "TFT240320 8Bit ",
(void *)Test_Lcd_Tft_8Bit_240320_On, "TFT240320 8 On ",
(void *)Test_Lcd_Tft_16Bit_240320, "TFT240320 16Bit",
(void *)Test_Lcd_Tft_8Bit_240320_Bmp, "TFT240320 Bmp ",
(void *)Test_Lcd_Tft_8Bit_240320_IntFr, "TFT240320 FrINT",
(void *)Test_Lcd_Tft_8Bit_240320_IntFi, "TFT240320 FiINT",
(void *)Test_Lcd_Tft_1Bit_640480, "TFT640480 1Bit ",
(void *)Test_Lcd_Tft_8Bit_640480, "TFT640480 8Bit ",
(void *)Test_Lcd_Tft_16Bit_640480, "TFT640480 16Bit",
(void *)Test_Lcd_Tft_8Bit_640480_Bswp, "TFT640480 BSWP ",
(void *)Test_Lcd_Tft_8Bit_640480_Palette, "TFT640480 Palet",
(void *)Test_Lcd_Tft_16Bit_640480_Hwswp,"TFT640480 HWSWP",
(void *)Test_Lcd_Tft_1Bit_800600, "TFT800600 1Bit ",
(void *)Test_Lcd_Tft_8Bit_800600, "TFT800600 8Bit ",
(void *)Test_Lcd_Tft_16Bit_800600, "TFT800600 16Bit",
(void *)Test_Lcd_Underrun, "LCD Underrun ",
0,0
};
void Lcd_Test(void)
{
int i;
Uart_Printf("\n====== LCD Test program start ======\n");
while(1)
{
i=0;
Uart_Printf("\n\n");
while(1)
{ //display menu
Uart_Printf("%2d:%s",i,func_lcd_test[i][1]);
i++;
if((int)(func_lcd_test[i][0])==0)
{
Uart_Printf("\n");
break;
}
if((i%4)==0)
Uart_Printf("\n");
}
Uart_Printf("\nPress only Enter key to exit : ");
i = Uart_GetIntNum();
if(i==-1) break; // return.
if(i>=0 && (i<((sizeof(func_lcd_test)-1)/8)) ) // select and execute...
( (void (*)(void)) (func_lcd_test[i][0]) )();
}
Uart_Printf("\n====== LCD Test program end ======\n");
}
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;
palette=(U32 *)PALETTE;
if (rLCDCON5&(1<<11)) // if 5:6:5 format
for(i=0;i<256;i++) *palette++=DEMO256pal[i];
else // if 5:5:5:1 format
for(i=0;i<256;i++) *palette++=(DEMO256pal[i]&0xffc1)|((DEMO256pal[i]&0x1f)<<1);
}
void Lcd_Start(U32 mode)
{
// LCD initialize
Lcd_Port_Init();
Lcd_Init(mode);
Glib_Init(mode);
Select_Tcon();
Lcd_PowerEnable(0, 1);
Lcd_EnvidOnOff(1);
Glib_ClearScr(0, mode);
}
//Just interrupt test..
void __irq Lcd_Int_Frame(void)
{
rLCDINTMSK|=3; // Mask LCD SUB Interrupt
// GPG4 is LCD_PWREN
rGPGDAT&=(~(1<<4)); // GPG4=Low
Delay(50); // 5ms
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);
}
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_Stn_1Bit(void)
{
int i,j;
Lcd_Port_Init();
Lcd_Init(MODE_STN_1BIT);
Glib_Init(MODE_STN_1BIT);
Lcd_EnvidOnOff(1); // Enable ENVID Bit
Uart_Printf("[STN Mono(1bit/1pixel) LCD Test]\n");
Glib_ClearScr(0, MODE_STN_1BIT);
for(j=0;j<LCD_YSIZE_STN;j+=16)
for(i=0;i<LCD_XSIZE_STN;i+=16)
Glib_FilledRectangle(i,j,i+15,j+15,((j+i)/16)%2);
Uart_Printf("STN Mono test 1. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_1BIT);
Glib_FilledRectangle(160,0,319,239,1); //Half Screen
Uart_Printf("STN Mono test 2. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_1BIT);
Glib_Rectangle(0,0,319,239,1); // #0
Glib_Line(0,0,319,239,1); // 00
Glib_Line(0,239,319,0,1);
Glib_Rectangle(0+320,0,319+320,239,1); // 0#
Glib_Line(0+320,0,319+320,239,1); // 00
Glib_Line(0+320,239,319+320,0,1);
Glib_FilledRectangle(50+320,50,269+320,189,1);
Glib_Rectangle(0,0+240,319,239+240,1); // 00
Glib_Line(0,0+240,319,239+240,1); // #0
Glib_Line(0,239+240,319,0+240,1);
Glib_FilledRectangle(50,50+240,269,189+240,1);
Glib_Rectangle(0+320,0+240,319+320,239+240,1); // 00
Glib_Line(0+320,0+240,319+320,239+240,1); // 0#
Glib_Line(0+320,239+240,319+320,0+240,1);
Glib_Rectangle(50+320,50+240,269+320,189+240,1);
Uart_Printf("Virtual Screen Test(STN Mono). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_STN_1BIT);
Lcd_MoveViewPort(0,0,MODE_STN_1BIT);
Lcd_EnvidOnOff(0); // Disable ENVID Bit
Lcd_Port_Return();
}
void Test_Lcd_Stn_2Bit(void)
{
int i,j,k;
Lcd_Port_Init();
Lcd_Init(MODE_STN_2BIT);
Glib_Init(MODE_STN_2BIT);
Lcd_EnvidOnOff(1); // Enable ENVID Bit
Uart_Printf("[STN 4 gray(2bit/1pixel) LCD Test]\n");
Glib_ClearScr(0, MODE_STN_2BIT);
j=0;
for(i=0;i<320;i+=80)
Glib_FilledRectangle(0+i,0,79+i,239,j++);
Uart_Printf("4 gray mode test 1. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_2BIT);
j=0;
for(i=0;i<320;i+=80)
{
Glib_FilledRectangle(0+i,0,79+i,119,j);
Glib_FilledRectangle(0+i,120,79+i,239,3-j);
j++;
}
Uart_Printf("4 gray mode test 2. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_2BIT);
j=0;
for(i=0;i<240;i+=60)
{
Glib_FilledRectangle(i,i,i+59,i+59,j);
j++;
}
Uart_Printf("4 gray mode test 3. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_2BIT);
k=0;
for(i=160;i<480;i+=80)
{
for(j=120;j<360;j+=60)
{
Glib_FilledRectangle(i,j,i+79,j+59,k%4);
k++;
}
k+=2;;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,3);
Glib_Line(0,0,319,239,3);
Glib_Line(0,239,319,0,3);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,3);
Glib_Line(0+320,0,319+320,239,3);
Glib_Line(0+320,239,319+320,0,3);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,3);
Glib_Line(0,0+240,319,239+240,3);
Glib_Line(0,239+240,319,0+240,3);
// 00
// 0#
Glib_Line(0+320,0+240,319+320,239+240,3);
Glib_Line(0+320,239+240,319+320,0+240,3);
Glib_Rectangle(50+320,50+240,269+320,189+240,3);
Uart_Printf("Virtual Screen Test(STN 4 gray). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_STN_2BIT);
Lcd_MoveViewPort(0,0,MODE_STN_2BIT);
Lcd_EnvidOnOff(0); // Disable ENVID Bit
Lcd_Port_Return();
}
void Test_Lcd_Stn_4Bit(void)
{
int i,j,k;
Lcd_Port_Init();
Lcd_Init(MODE_STN_4BIT);
Glib_Init(MODE_STN_4BIT);
Lcd_EnvidOnOff(1);
Uart_Printf("[STN 16 gray(4bit/1pixel) LCD Test]\n");
Glib_ClearScr(0, MODE_STN_4BIT);
j=0;
for(i=0;i<320;i+=20)
Glib_FilledRectangle(0+i,0,19+i,239,j++);
Uart_Printf("16 gray mode test 1. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_4BIT);
j=0;
for(i=0;i<320;i+=20)
{
Glib_FilledRectangle(0+i,0,19+i,119,j);
Glib_FilledRectangle(0+i,120,19+i,239,15-j);
j++;
}
Uart_Printf("16 gray mode test 2. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_4BIT);
j=0;
for(i=0;i<240;i+=30)
{
Glib_FilledRectangle(i,i,i+29,i+29,j);
Glib_FilledRectangle(i+110,i,i+29+110,i+29,j+8);
j++;
}
Uart_Printf("4 gray mode test 3. Press any key!\n");
Uart_Getch();
Glib_ClearScr(0, MODE_STN_4BIT);
k=0;
for(i=160;i<480;i+=40)
for(j=120;j<360;j+=30)
{
Glib_FilledRectangle(i,j,i+39,j+29,k%16);
k++;
}
// #0
// 00
Glib_Rectangle(0,0,319,239,15);
Glib_Line(0,0,319,239,15);
Glib_Line(0,239,319,0,15);
// 0#
// 00
Glib_Rectangle(0+320,0,319+320,239,15);
Glib_Line(0+320,0,319+320,239,15);
Glib_Line(0+320,239,319+320,0,15);
// 00
// #0
Glib_Rectangle(0,0+240,319,239+240,15);
Glib_Line(0,0+240,319,239+240,15);
Glib_Line(0,239+240,319,0+240,15);
// 00
// 0#
Glib_Rectangle(0+320,0+240,319+320,239+240,15);
Glib_Line(0+320,0+240,319+320,239+240,15);
Glib_Line(0+320,239+240,319+320,0+240,15);
Glib_Rectangle(50+320,50+240,269+320,189+240,15);
Uart_Printf("Virtual Screen Test(STN 16 gray). Press any key[ijkm\\r]!\n");
MoveViewPort(MODE_STN_4BIT);
Lcd_MoveViewPort(0,0,MODE_STN_4BIT);
Lcd_EnvidOnOff(0);
Lcd_Port_Return();
}
void Test_Lcd_Cstn_8Bit(void)
{
int i,j,k;
Lcd_Port_Init();
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