git-svn-id: https://rt-thread.googlecode.com/svn/trunk@253 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
aganhx@gmail.com
parent
f64d2241d0
commit
cf8cb65788
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/*
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* File : lcd.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006, RT-Thread Develop Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://openlab.rt-thread.com/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2007-11-17 Yi.Qiu
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*/
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/**
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* @addtogroup mini2440
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*/
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/*@{*/
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#include <rtthread.h>
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#include <s3c24x0.h>
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#define MVAL (13)
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#define MVAL_USED (0) //0=each frame 1=rate by MVAL
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#define INVVDEN (1) //0=normal 1=inverted
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#define BSWP (0) //Byte swap control
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#define HWSWP (1) //Half word swap control
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#define M5D(n) ((n) & 0x1fffff) // To get lower 21bits
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//TFT 800480
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#define LCD_XSIZE_TFT_800480 (800)
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#define LCD_YSIZE_TFT_800480 (480)
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#define SCR_XSIZE_TFT_800480 (800)
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#define SCR_YSIZE_TFT_800480 (480)
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//TFT 800480
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#define HOZVAL_TFT_800480 (LCD_XSIZE_TFT_800480-1)
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#define LINEVAL_TFT_800480 (LCD_YSIZE_TFT_800480-1)
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//Timing parameter for innolux 7" AT070TN84
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#define VBPD_800480 (25) //垂直同步信号的后肩
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#define VFPD_800480 (5) //垂直同步信号的前肩
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#define VSPW_800480 (1) //垂直同步信号的脉宽
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#define HBPD_800480 (15)//67 //水平同步信号的后肩
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#define HFPD_800480 (40) //水平同步信号的前肩
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#define HSPW_800480 (31) //水平同步信号的脉宽
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#define CLKVAL_TFT_800480 (4)
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#define GPB1_TO_OUT() (GPBUP &= 0xfffd, GPBCON &= 0xfffffff3, GPBCON |= 0x00000004)
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#define GPB1_TO_1() (GPBDAT |= 0x0002)
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#define GPB1_TO_0() (GPBDAT &= 0xfffd)
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#define RT_HW_LCD_WIDTH LCD_XSIZE_TFT_800480
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#define RT_HW_LCD_HEIGHT SCR_YSIZE_TFT_800480
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#define S3C2410_LCDCON1_CLKVAL(x) ((x) << 8)
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#define S3C2410_LCDCON1_MMODE (1<<7)
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#define S3C2410_LCDCON1_DSCAN4 (0<<5)
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#define S3C2410_LCDCON1_STN4 (1<<5)
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#define S3C2410_LCDCON1_STN8 (2<<5)
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#define S3C2410_LCDCON1_TFT (3<<5)
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#define S3C2410_LCDCON1_STN1BPP (0<<1)
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#define S3C2410_LCDCON1_STN2GREY (1<<1)
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#define S3C2410_LCDCON1_STN4GREY (2<<1)
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#define S3C2410_LCDCON1_STN8BPP (3<<1)
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#define S3C2410_LCDCON1_STN12BPP (4<<1)
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#define S3C2410_LCDCON1_TFT1BPP (8<<1)
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#define S3C2410_LCDCON1_TFT2BPP (9<<1)
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#define S3C2410_LCDCON1_TFT4BPP (10<<1)
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#define S3C2410_LCDCON1_TFT8BPP (11<<1)
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#define S3C2410_LCDCON1_TFT16BPP (12<<1)
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#define S3C2410_LCDCON1_TFT24BPP (13<<1)
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#define S3C2410_LCDCON1_ENVID (1)
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#define S3C2410_LCDCON1_MODEMASK 0x1E
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#define S3C2410_LCDCON2_VBPD(x) ((x) << 24)
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#define S3C2410_LCDCON2_LINEVAL(x) ((x) << 14)
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#define S3C2410_LCDCON2_VFPD(x) ((x) << 6)
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#define S3C2410_LCDCON2_VSPW(x) ((x) << 0)
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#define S3C2410_LCDCON2_GET_VBPD(x) ( ((x) >> 24) & 0xFF)
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#define S3C2410_LCDCON2_GET_VFPD(x) ( ((x) >> 6) & 0xFF)
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#define S3C2410_LCDCON2_GET_VSPW(x) ( ((x) >> 0) & 0x3F)
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#define S3C2410_LCDCON3_HBPD(x) ((x) << 19)
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#define S3C2410_LCDCON3_WDLY(x) ((x) << 19)
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#define S3C2410_LCDCON3_HOZVAL(x) ((x) << 8)
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#define S3C2410_LCDCON3_HFPD(x) ((x) << 0)
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#define S3C2410_LCDCON3_LINEBLANK(x)((x) << 0)
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#define S3C2410_LCDCON3_GET_HBPD(x) ( ((x) >> 19) & 0x7F)
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#define S3C2410_LCDCON3_GET_HFPD(x) ( ((x) >> 0) & 0xFF)
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#define S3C2410_LCDCON4_MVAL(x) ((x) << 8)
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#define S3C2410_LCDCON4_HSPW(x) ((x) << 0)
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#define S3C2410_LCDCON4_WLH(x) ((x) << 0)
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#define S3C2410_LCDCON4_GET_HSPW(x) ( ((x) >> 0) & 0xFF)
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#define S3C2410_LCDCON5_BPP24BL (1<<12)
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#define S3C2410_LCDCON5_FRM565 (1<<11)
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#define S3C2410_LCDCON5_INVVCLK (1<<10)
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#define S3C2410_LCDCON5_INVVLINE (1<<9)
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#define S3C2410_LCDCON5_INVVFRAME (1<<8)
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#define S3C2410_LCDCON5_INVVD (1<<7)
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#define S3C2410_LCDCON5_INVVDEN (1<<6)
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#define S3C2410_LCDCON5_INVPWREN (1<<5)
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#define S3C2410_LCDCON5_INVLEND (1<<4)
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#define S3C2410_LCDCON5_PWREN (1<<3)
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#define S3C2410_LCDCON5_ENLEND (1<<2)
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#define S3C2410_LCDCON5_BSWP (1<<1)
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#define S3C2410_LCDCON5_HWSWP (1<<0)
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#define LCDCON1_VALUE S3C2410_LCDCON1_TFT16BPP | \
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S3C2410_LCDCON1_TFT | \
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S3C2410_LCDCON1_CLKVAL(CLKVAL_TFT_800480)
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#define LCDCON2_VALUE S3C2410_LCDCON2_VBPD(VBPD_800480) | \
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S3C2410_LCDCON2_LINEVAL(LINEVAL_TFT_800480) | \
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S3C2410_LCDCON2_VFPD(VFPD_800480) | \
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S3C2410_LCDCON2_VSPW(VSPW_800480)
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#define LCDCON3_VALUE S3C2410_LCDCON3_HBPD(HBPD_800480) | \
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S3C2410_LCDCON3_HOZVAL(HOZVAL_TFT_800480) | \
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S3C2410_LCDCON3_HFPD(HFPD_800480)
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#define LCDCON4_VALUE S3C2410_LCDCON4_MVAL(MVAL) | \
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S3C2410_LCDCON4_HSPW(HSPW_800480)
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#define LCDCON5_VALUE S3C2410_LCDCON5_FRM565 | \
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S3C2410_LCDCON5_INVVLINE | \
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S3C2410_LCDCON5_INVVFRAME | \
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S3C2410_LCDCON5_PWREN | \
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S3C2410_LCDCON5_HWSWP
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#define S3C2410_LCDINT_FRSYNC (1<<1)
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volatile rt_uint16_t _rt_hw_framebuffer[RT_HW_LCD_HEIGHT][RT_HW_LCD_WIDTH];
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void lcd_power_enable(int invpwren,int pwren)
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{
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/* GPG4 is setted as LCD_PWREN */
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GPGUP=(GPGUP&(~(1<<4)))|(1<<4); /* Pull-up disable */
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GPGCON=(GPGCON&(~(3<<8)))|(3<<8); /* GPG4=LCD_PWREN */
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GPGDAT = GPGDAT | (1<<4) ;
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/* Enable LCD POWER ENABLE Function */
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LCDCON5=(LCDCON5&(~(1<<3)))|(pwren<<3); /* PWREN */
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LCDCON5=(LCDCON5&(~(1<<5)))|(invpwren<<5); /* INVPWREN */
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}
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void lcd_envid_on_off(int onoff)
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{
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if(onoff==1)
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/*ENVID=ON*/
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LCDCON1|=1;
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else
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/*ENVID Off*/
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LCDCON1 =LCDCON1 & 0x3fffe;
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}
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//********************** BOARD LCD backlight ****************************
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void LcdBkLtSet(rt_uint32_t HiRatio)
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{
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#define FREQ_PWM1 1000
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if(!HiRatio)
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{
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GPBCON = GPBCON & (~(3<<2)) | (1<<2) ; //GPB1设置为output
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GPBDAT &= ~(1<<1);
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return;
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}
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GPBCON = GPBCON & (~(3<<2)) | (2<<2) ;
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if( HiRatio > 100 )
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HiRatio = 100 ;
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TCON = TCON & (~(0xf<<8)) ; // clear manual update bit, stop Timer1
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TCFG0 &= 0xffffff00; // set Timer 0&1 prescaler 0
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TCFG0 |= 15; //prescaler = 15+1
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TCFG1 &= 0xffffff0f; // set Timer 1 MUX 1/16
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TCFG1 |= 0x00000030; // set Timer 1 MUX 1/16
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TCNTB1 = ( 100000000>>8 )/FREQ_PWM1; //if set inverter off, when TCNT2<=TCMP2, TOUT is high, TCNT2>TCMP2, TOUT is low
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TCMPB1 = ( TCNTB1*(100-HiRatio))/100 ; //if set inverter on, when TCNT2<=TCMP2, TOUT is low, TCNT2>TCMP2, TOUT is high
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TCON = TCON & (~(0xf<<8)) | (0x0e<<8) ;
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TCON = TCON & (~(0xf<<8)) | (0x0d<<8) ;
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}
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rt_uint16_t color2index565(rt_uint32_t color)
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{
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int r,g,b;
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r = (color>> (0+3)) & 0x1f;
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g = (color>> (8+2)) & 0x3f;
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b = (color>>(16+3)) & 0x1f;
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return (rt_uint16_t)(b+(g<<5)+(r<<11));
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}
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rt_uint32_t index2color565(int index)
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{
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unsigned int r,g,b;
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r = index & 0x1f;
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g = (index>>5) & 0x3f;
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b = ((unsigned)index >> 11) & 0x1f;
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r = r * 255 / 31;
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g = g * 255 / 63;
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b = b * 255 / 31;
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return r + (g<<8) + (((rt_uint32_t)b)<<16);
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}
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#ifdef RT_USING_RTGUI
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#include <rtgui/driver.h>
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#include <rtgui/color.h>
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void rt_hw_lcd_update(rtgui_rect_t* rect)
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{
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/* nothing */
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}
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rt_uint8_t * rt_hw_lcd_get_framebuffer(void)
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{
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return (rt_uint8_t *)_rt_hw_framebuffer;
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}
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void rt_hw_lcd_set_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
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{
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if (x < SCR_XSIZE_TFT_800480 && y < SCR_YSIZE_TFT_800480)
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{
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_rt_hw_framebuffer[(y)][(x)] = color2index565(*c);
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}
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}
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void rt_hw_lcd_get_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
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{
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return ;
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}
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void rt_hw_lcd_draw_hline(rtgui_color_t *c, rt_base_t x1, rt_base_t x2, rt_base_t y)
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{
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rt_uint32_t idx;
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rt_uint16_t color;
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color = color2index565(*c);
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for (idx = x1; idx < x2; idx ++)
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{
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_rt_hw_framebuffer[y][idx] = color;
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}
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}
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void rt_hw_lcd_draw_vline(rtgui_color_t *c, rt_base_t x, rt_base_t y1, rt_base_t y2)
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{
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rt_uint32_t idy;
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rt_uint16_t color;
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color = color2index565(*c);
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for (idy = y1; idy < y2; idy ++)
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{
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_rt_hw_framebuffer[idy][x] = color;
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}
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}
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struct rtgui_graphic_driver _rtgui_lcd_driver =
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{
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"lcd",
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2,
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800,
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480,
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rt_hw_lcd_update,
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rt_hw_lcd_get_framebuffer,
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rt_hw_lcd_set_pixel,
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rt_hw_lcd_get_pixel,
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rt_hw_lcd_draw_hline,
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rt_hw_lcd_draw_vline
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};
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#include "finsh.h"
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void hline(rt_uint32_t c, int x1, int x2, int y)
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{
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rtgui_color_t color = (rtgui_color_t)c;
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rt_hw_lcd_draw_hline(&color, x1, x2, y);
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}
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void vline(rt_uint32_t c, int x, int y1, int y2)
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{
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rtgui_color_t color = (rtgui_color_t)c;
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rt_hw_lcd_draw_vline(&color, x, y1, y2);
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}
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void dump_vline(int x, int y1, int y2)
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{
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rt_uint32_t idy;
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for (idy = y1; idy < y2; idy ++)
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{
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rt_kprintf("0x%04x ", _rt_hw_framebuffer[idy][x]);
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if ((idy + 1) % 8 == 0)
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rt_kprintf("\n");
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}
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rt_kprintf("\n");
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}
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void rt_hw_lcd_init(void)
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{
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int x,y;
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GPB1_TO_OUT();
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GPB1_TO_1();
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GPCUP = 0x00000000;
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GPCCON = 0xaaaa02a9;
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GPDUP = 0x00000000;
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GPDCON = 0xaaaaaaaa;
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LCDCON1 = LCDCON1_VALUE;
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LCDCON2 = LCDCON2_VALUE;
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LCDCON3 = LCDCON3_VALUE;
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LCDCON4 = LCDCON4_VALUE;
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LCDCON5 = LCDCON5_VALUE;
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LCDSADDR1=(((rt_uint32_t)_rt_hw_framebuffer>>22)<<21)|M5D((rt_uint32_t)_rt_hw_framebuffer>>1);
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LCDSADDR2=M5D( ((rt_uint32_t)_rt_hw_framebuffer+(SCR_XSIZE_TFT_800480*LCD_YSIZE_TFT_800480*2))>>1 );
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LCDSADDR3=(((SCR_XSIZE_TFT_800480-LCD_XSIZE_TFT_800480)/1)<<11)|(LCD_XSIZE_TFT_800480/1);
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LCDINTMSK|=(3);
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LPCSEL &= (~7) ;
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TPAL=0;
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LcdBkLtSet( 70 ) ;
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lcd_power_enable(0, 1);
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lcd_envid_on_off(1);
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/* clear framebuffer */
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/* memset((void *)_rt_hw_framebuffer, 0, LCD_XSIZE_TFT_800480*LCD_YSIZE_TFT_800480*2); */
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for(y = 0; y < 480; y ++)
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for(x = 0; x < 800; x++)
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_rt_hw_framebuffer[y][x]=0x00FF00;
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/* add lcd driver into graphic driver */
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rtgui_graphic_driver_add(&_rtgui_lcd_driver);
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/* finsh debug */
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finsh_syscall_append("vline", (syscall_func)vline);
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finsh_syscall_append("hline", (syscall_func)hline);
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finsh_syscall_append("dump_vline", (syscall_func)dump_vline);
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/*
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extern void rtgui_topwin_dump();
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finsh_syscall_append("wins", (syscall_func)rtgui_topwin_dump);
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*/
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}
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#endif
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/*@}*/
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@ -12,6 +12,11 @@
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* 2009-12-27 rdghx mini2440
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*/
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/**
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* @addtogroup mini2440
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*/
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/*@{*/
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#include <s3c24x0.h>
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#include "led.h"
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@ -32,4 +37,5 @@ void rt_hw_led_off(unsigned char value)
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GPBDAT |= (value & 0x0f) << 5;
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}
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/*@}*/
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