git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1316 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/mini4020/lcd.c

+#include "lcdc.h"
+#include "rtthread.h"
+#include "board.h"
+
+#include <rtgui/rtgui.h>
+#include <rtgui/driver.h>
+#include <rtgui/rtgui_server.h>
+#include <rtgui/rtgui_system.h>
+extern rt_err_t sep4020_lcd_init(void);
+extern unsigned long pVideoBuffer;
+
+
+struct rtgui_graphic_driver _rtgui_lcd_driver;
+
+
+void radio_rtgui_init(void)
+{
+    rtgui_rect_t rect;
+//	rtgui_color_t c=0xff;
+    rtgui_system_server_init();
+
+    /* register dock panel */
+    rect.x1 = 0;
+    rect.y1 = 0;
+    rect.x2 = 320;
+    rect.y2 = 25;
+    rtgui_panel_register("info", &rect);
+    rtgui_panel_set_nofocused("info");
+
+    /* register main panel */
+    rect.x1 = 0;
+    rect.y1 = 25;
+    rect.x2 = 320;
+    rect.y2 = 240;
+    rtgui_panel_register("main", &rect);
+    rtgui_panel_set_default_focused("main");
+
+
+        _rtgui_lcd_driver.name            = "lcd";
+        _rtgui_lcd_driver.byte_per_pixel  = 2;
+        _rtgui_lcd_driver.width           = 320;
+        _rtgui_lcd_driver.height          = 240;
+        _rtgui_lcd_driver.draw_hline      = lcd_draw_hline;
+        _rtgui_lcd_driver.draw_raw_hline  = lcd_draw_raw_hline;
+        _rtgui_lcd_driver.draw_vline      = lcd_draw_vline;
+        _rtgui_lcd_driver.get_pixel       = lcd_get_pixel;
+        _rtgui_lcd_driver.set_pixel       = lcd_set_pixel;
+        _rtgui_lcd_driver.screen_update   = lcd_update;
+        _rtgui_lcd_driver.get_framebuffer = lcd_get_framebuffer;
+
+        sep4020_lcd_init();
+
+	  rt_memset((char*)pVideoBuffer,0xff,320*240*2);
+	//	rt_memcpy((char*)pVideoBuffer,pic,320*240*2);  //TESTING IMAGE
+
+	 
+    /* add lcd driver into graphic driver */
+    rtgui_graphic_driver_add(&_rtgui_lcd_driver);
+
+
+	info_init();
+
+
+	
+}
+

bsp/mini4020/lcdc.c

+#include "lcdc.h"
+#include <sep4020.h>
+
+
+#define writel(DATA,ADDRESS)  *((volatile rt_off_t *) ADDRESS)= DATA;
+
+
+unsigned long pVideoBuffer;
+
+rt_err_t  sep4020_lcd_init(void)
+{
+
+	pVideoBuffer =(unsigned long) rt_malloc(LCDWIDTH*LCDHEIGHT*2);
+
+
+    *(RP)GPIO_PORTC_SEL  |= 0X0008;      //Portc8设置为通用口
+    *(RP)GPIO_PORTC_DIR  &= (~0X0008);   //Portc8设置为输出
+    *(RP)GPIO_PORTC_DATA |= 0X0008;      //Portc8输出高电平
+
+
+
+	writel(0x00000000,LCDC_LECR);  //禁用LCDC
+	writel(pVideoBuffer,LCDC_SSA);	//lcd数据帧的起始地址
+	writel(YMAX | XMAX,LCDC_SIZE);
+	writel(TFT|COLOR|PBSIZE|BPIX|PIXPOL|FLMPOL|LPPOL|CLKPOL|OEPOL|END_SEL|ACD_SEL|ACD|PCD,LCDC_PCR);
+	writel(H_WIDTH|H_WAIT_1|H_WAIT_2,LCDC_HCR);
+	writel(V_WIDTH|PASS_FRAME_WAIT|V_WAIT_1|V_WAIT_2,LCDC_VCR);
+	writel(SCR|CC_EN|PW,LCDC_PWMR);
+	writel(BL|HM|TM,LCDC_DMACR);
+	writel(0x00000001,LCDC_LECR);		  //使能LCDC
+	writel(0x00000000,LCDC_LCDISREN);	 //中断在加载帧的最后一个或第一个数据时设置，到LCD之间会有一个延时
+
+	return RT_EOK;
+}
+
+
+ void lcd_set_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
+{
+    unsigned short p;
+
+    /* get color pixel */
+    p = rtgui_color_to_565p(*c);
+
+
+	*(unsigned short *)(pVideoBuffer+2*y*LCDWIDTH+2*x)=p;
+}
+
+
+void lcd_get_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
+{
+
+    *c = rtgui_color_from_565p( *(unsigned short *)(pVideoBuffer+2*y*LCDWIDTH+2*x));
+}
+
+void lcd_draw_hline(rtgui_color_t *c, rt_base_t x1, rt_base_t x2, rt_base_t y)
+{
+    unsigned short p;
+
+    /* get color pixel */
+    p = rtgui_color_to_565p(*c);
+
+
+    while (x1 < x2)
+    {
+        *(unsigned short *)(pVideoBuffer+2*y*LCDWIDTH+2*x1)=p;
+        x1 ++;
+
+    }
+}
+
+void lcd_draw_vline(rtgui_color_t *c, rt_base_t x, rt_base_t y1, rt_base_t y2)
+{
+    unsigned short p;
+
+    /* get color pixel */
+    p = rtgui_color_to_565p(*c);
+
+
+    while (y1 < y2)
+    {
+
+	    *(unsigned short *)(pVideoBuffer+2*y1*LCDWIDTH+2*x)=p;
+        y1 ++;
+    }
+}
+
+void lcd_draw_raw_hline(rt_uint8_t *pixels, rt_base_t x1, rt_base_t x2, rt_base_t y)
+{
+    rt_uint16_t *ptr;
+
+    /* get pixel */
+    ptr = (rt_uint16_t*) pixels;
+
+
+    while (x1 < x2)
+    {
+        *(unsigned short *)(pVideoBuffer+2*y*LCDWIDTH+2*x1)=*ptr;
+        x1 ++;
+        ptr ++;
+    }
+}
+
+void lcd_update(rtgui_rect_t *rect)
+{
+    /* nothing for none-DMA mode driver */
+}
+
+rt_uint8_t * lcd_get_framebuffer(void)
+{
+    return RT_NULL; /* no framebuffer driver */
+}

bsp/mini4020/lcdc.h

+#ifndef LCD_GENERAL_H_INCLUDED
+#define LCD_GENERAL_H_INCLUDED
+
+#include <rtgui/rtgui.h>
+#include <rtgui/driver.h>
+#include <rtgui/rtgui_server.h>
+#include <rtgui/rtgui_system.h>
+
+
+#define LCDWIDTH 320
+#define LCDHEIGHT 240
+
+//Macro for SIZE register setting
+#define XMAX   ((LCDWIDTH/16) << 20)
+#define YMAX   (LCDHEIGHT)
+
+//Macro for PCR register setting
+#define TFT   ((U32)1 << 31)
+#define COLOR   (1 << 30)   //1为色彩.
+#define PBSIZE   (0 << 28)
+#define BPIX     (4 << 25)   //存储器中一个像素对应16bit
+#define PIXPOL   (0 << 24)   //像素极性—设置像素的极性,高有效	   //0<<24
+#define FLMPOL   (1 << 23)   //首行标志极性—设置首行标志的极性,低有效.
+#define LPPOL   (1 << 22)   //行脉冲极性—设置行脉冲信号的极性,低有效.
+#define CLKPOL   (0 << 21)   //LCD 移位时钟极性—设置LCD 移位时钟的有效沿的极性,下降延有效.
+#define OEPOL   (1 << 20)   //输出使能极性—设置输出使能信号的极性,高有效.
+#define END_SEL (0 << 18)   //印第安格式选择,小印第安.
+#define ACD_SEL (0 << 15)   //ACD时钟源选择—选择晶向变换计数器的时钟,使用FLM 作为ACD 计数时钟
+#define ACD   (0 << 8 )   //被动模式.
+#define PCD   (10)
+
+//Macro for HCR regiter setting //水平配置寄存器.
+#define H_WIDTH ((U32)46 << 26)
+#define H_WAIT_1 (20 << 8)
+#define H_WAIT_2 (20)
+
+//Macro for VCR register setting //垂直配置寄存器.
+#define V_WIDTH ((U32)10 << 26)
+#define PASS_FRAME_WAIT (0 <<16)
+#define V_WAIT_1 (3 << 8)
+#define V_WAIT_2 (3)
+
+//Macro for LGPR register setting
+#define GRAY   (4)    //灰度等级.
+
+//Macro for PWMR register setting
+#define SCR   (0 << 9)   //时钟源选择.行脉冲.
+#define CC_EN (0 << 8)   //对比度控制使能,关.
+#define PW   (64)    //输出脉冲数目,
+
+//Macro for DMACR register setting
+#define BL   ((U32)1 << 31)   //固定长度.
+#define HM   (7 << 16)
+#define TM   (3)
+
+void lcd_set_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y);
+void lcd_get_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y);
+void lcd_draw_hline(rtgui_color_t *c, rt_base_t x1, rt_base_t x2, rt_base_t y) ;
+void lcd_draw_vline(rtgui_color_t *c, rt_base_t x, rt_base_t y1, rt_base_t y2) ;
+void lcd_draw_raw_hline(rt_uint8_t *pixels, rt_base_t x1, rt_base_t x2, rt_base_t y)  ;
+void lcd_update(rtgui_rect_t *rect);
+rt_uint8_t * lcd_get_framebuffer(void);
+rt_err_t sep4020_lcd_init(void);
+
+
+#endif
+
+