u8 bl_curve[FB_BACKLIGHT_LEVELS];#endif#ifdef CONFIG_FB_DEFERRED_IOstructdelayed_work deferred_work;structfb_deferred_io *fbdefio;#endifstructfb_ops *fbops;structdevice *device;/*This is the parent*/structdevice *dev;/*This is this fb device*/intclass_flag;/*private sysfs flags*/#ifdef...
编译模块 找到cfbcopyarea.ko、cfbfillrect.ko 、cfbimgblt.ko文件并复制到网络根文件系统目录 加载lcd相关驱动，除了上面复制的三个内核编译.ko文件，还有自己写好的屏幕专属的lcd.ko驱动 打开tslib安装路径下的/etc/ts.conf文件，修改其内容。# module_raw input改为module_raw input 添加环境变量，可以在profile...
if (pdata->cfg_gpio) pdata->cfg_gpio(pdev); /*设置时钟参数*/ if (pdata->clk_on) pdata->clk_on(pdev, &fbdev->clock); /*获取LCD平台设备所使用的IO端口资源,注意这个IORESOURCE_MEM标志和LCD平台设备定义中的一致*/ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) ...
void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect); /* Copy data from area to another */ void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region); /* Draws a image to the display */ void (*fb_imageblit) (struct fb_info *info, ...
void (*fb_fillrect) (struct fb_info *info,conststruct fb_fillrect *rect); //复制数据 void (*fb_copyarea) (struct fb_info *info,conststruct fb_copyarea *region); //图形填充 void (*fb_imageblit) (struct fb_info *info,conststruct fb_image *image); ...
.fb_fillrect = cfb_fillrect,//画一个矩形 .fb_copyarea = cfb_copyarea,//Copy data from area to another .fb_imageblit = cfb_imageblit,//Draws a image to the display }; 一、s3c2410fb_check_var函数主要根据tq2440_lcd_cfg实例来设置fb_info结构体的可变参数 ...
.fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, .fb_imageblit = cfb_imageblit, .fb_cursor = soft_cursor, .fb_ioctl = s3cfb_ioctl, }; 因此sep0718fb.c 驱动所做的主要工作就是完成这三个大结构的配置填充,并且使之和第一部分的硬件配置挂钩在一起。
(void))CUSTOM_LCD_CopyRect); // LCD_SetDevFunc(0, LCD_DEVFUNC_FILLRECT, (void(*)(void))CUSTOM_LCD_FillRect); // LCD_SetDevFunc(0, LCD_DEVFUNC_DRAWBMP_8BPP, (void(*)(void))CUSTOM_LCD_DrawBitmap8bpp); // LCD_SetDevFunc(0, LCD_DEVFUNC_DRAWBMP_16BPP, (void(*)(void))...
//dev_err(&host->pdev->dev, "Write to framebuffer occurred 5\n"); } static void mxsfb_disable_controller(struct fb_info *fb_info){ struct mxsfb_info *host = to_imxfb_host(fb_info); unsigned loop; u32 reg; int ret; dev_dbg(&host->pdev->dev, "%s\n", ...
fbdev = fb_open("/dev/fb0"); 获取framebuffer设备参数: /* get status of framebuffer device */ fb_stat(fbdev, &fb_width, &fb_height, &fb_depth); 映射framebuffer设备到共享内存: screensize = fb_width * fb_height * fb_depth / 8; ...