Skip to content

R
rt-thread

RT-Thread / rt-thread
9 个月 前同步成功

通知 752
Star 8909
Fork 4735
R
rt-thread

前往新版Gitcode，体验更适合开发者的 AI 搜索 >>

未验证 提交 afd86f45 编写于 作者: R Rbb666 提交者： GitHub
浏览文件
操作

fix stm32 drv_lcd some problem (#6836) 

* LTDC：将 Alpha 通道默认设置为0（完全透明）
* rt_malloc 替换为 rt_malloc_align
上级 423f0c61
隐藏空白更改
内联 并排
Showing with 73 addition and 37 deletion
bsp/stm32/libraries/HAL_Drivers/drv_lcd.c
浏览文件 @ afd86f45
......@@ -12,15 +12,16 @@
#ifdef BSP_USING_LCD
#include <lcd_port.h>
#include <rtdevice.h>
#include <string.h>
//#define DRV_DEBUG
#define LOG_TAG "drv.lcd"
#define DRV_DEBUG
#define LOG_TAG "drv.lcd"
#include <drv_log.h>
#define LCD_DEVICE(dev) (struct drv_lcd_device*)(dev)
#define LCD_DEVICE(dev) (struct drv_lcd_device *)(dev)
static LTDC_HandleTypeDef LtdcHandle = {0};
LTDC_HandleTypeDef LtdcHandle = {0};
struct drv_lcd_device
{
......@@ -45,7 +46,7 @@ static rt_err_t drv_lcd_init(struct rt_device *device)
lcd = lcd;
return RT_EOK;
}
#ifndef ART_PI_TouchGFX_LIB
static rt_err_t drv_lcd_control(struct rt_device *device, int cmd, void *args)
{
struct drv_lcd_device *lcd = LCD_DEVICE(device);
......@@ -83,11 +84,11 @@ static rt_err_t drv_lcd_control(struct rt_device *device, int cmd, void *args)
struct rt_device_graphic_info *info = (struct rt_device_graphic_info *)args;
RT_ASSERT(info != RT_NULL);
info->pixel_format = lcd->lcd_info.pixel_format;
info->pixel_format = lcd->lcd_info.pixel_format;
info->bits_per_pixel = 16;
info->width = lcd->lcd_info.width;
info->height = lcd->lcd_info.height;
info->framebuffer = lcd->lcd_info.framebuffer;
info->width = lcd->lcd_info.width;
info->height = lcd->lcd_info.height;
info->framebuffer = lcd->lcd_info.framebuffer;
}
break;
......@@ -108,7 +109,7 @@ void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc)
{
rt_sem_release(&_lcd.lcd_lock);
}
#endif
void LTDC_IRQHandler(void)
{
rt_interrupt_enter();
......@@ -144,7 +145,7 @@ rt_err_t stm32_lcd_init(struct drv_lcd_device *lcd)
/* Accumulated vertical back porch = Vsync + VBP - 1 */
LtdcHandle.Init.AccumulatedVBP = LCD_VSYNC_HEIGHT + LCD_VBP - 1;
/* Accumulated active width = Hsync + HBP + Active Width - 1 */
LtdcHandle.Init.AccumulatedActiveW = LCD_HSYNC_WIDTH + LCD_HBP + lcd->lcd_info.width - 1 ;
LtdcHandle.Init.AccumulatedActiveW = LCD_HSYNC_WIDTH + LCD_HBP + lcd->lcd_info.width - 1;
/* Accumulated active height = Vsync + VBP + Active Heigh - 1 */
LtdcHandle.Init.AccumulatedActiveH = LCD_VSYNC_HEIGHT + LCD_VBP + lcd->lcd_info.height - 1;
/* Total height = Vsync + VBP + Active Heigh + VFP - 1 */
......@@ -197,7 +198,7 @@ rt_err_t stm32_lcd_init(struct drv_lcd_device *lcd)
pLayerCfg.Alpha = 255;
/* Default Color configuration (configure A,R,G,B component values) */
pLayerCfg.Alpha0 = 255;
pLayerCfg.Alpha0 = 0;
pLayerCfg.Backcolor.Blue = 0;
pLayerCfg.Backcolor.Green = 0;
pLayerCfg.Backcolor.Red = 0;
......@@ -261,7 +262,6 @@ void turn_on_lcd_backlight(void)
#else
void turn_on_lcd_backlight(void)
{
}
#endif
......@@ -301,9 +301,9 @@ int drv_lcd_hw_init(void)
_lcd.lcd_info.pixel_format = LCD_PIXEL_FORMAT;
/* malloc memory for Triple Buffering */
_lcd.lcd_info.framebuffer = rt_malloc(LCD_BUF_SIZE);
_lcd.back_buf = rt_malloc(LCD_BUF_SIZE);
_lcd.front_buf = rt_malloc(LCD_BUF_SIZE);
_lcd.lcd_info.framebuffer = rt_malloc_align(LCD_BUF_SIZE, LCD_BUF_SIZE);
_lcd.back_buf = rt_malloc_align(LCD_BUF_SIZE, LCD_BUF_SIZE);
_lcd.front_buf = rt_malloc_align(LCD_BUF_SIZE, LCD_BUF_SIZE);
if (_lcd.lcd_info.framebuffer == RT_NULL || _lcd.back_buf == RT_NULL || _lcd.front_buf == RT_NULL)
{
LOG_E("init frame buffer failed!\n");
......@@ -316,12 +316,14 @@ int drv_lcd_hw_init(void)
memset(_lcd.back_buf, 0xFF, LCD_BUF_SIZE);
memset(_lcd.front_buf, 0xFF, LCD_BUF_SIZE);
device->type = RT_Device_Class_Graphic;
device->type = RT_Device_Class_Graphic;
#ifdef RT_USING_DEVICE_OPS
device->ops = &lcd_ops;
device->ops = &lcd_ops;
#else
device->init = drv_lcd_init;
device->init = drv_lcd_init;
#ifndef ART_PI_TouchGFX_LIB
device->control = drv_lcd_control;
#endif
#endif
/* register lcd device */
......@@ -362,6 +364,7 @@ __exit:
}
INIT_DEVICE_EXPORT(drv_lcd_hw_init);
#ifndef ART_PI_TouchGFX_LIB
#ifdef DRV_DEBUG
#ifdef FINSH_USING_MSH
int lcd_test()
......@@ -371,28 +374,60 @@ int lcd_test()
while (1)
{
/* red */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
if (lcd->lcd_info.pixel_format == RTGRAPHIC_PIXEL_FORMAT_RGB565)
{
lcd->lcd_info.framebuffer[2 * i] = 0x00;
lcd->lcd_info.framebuffer[2 * i + 1] = 0xF8;
/* red */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
{
lcd->lcd_info.framebuffer[2 * i] = 0x00;
lcd->lcd_info.framebuffer[2 * i + 1] = 0xF8;
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* green */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
{
lcd->lcd_info.framebuffer[2 * i] = 0xE0;
lcd->lcd_info.framebuffer[2 * i + 1] = 0x07;
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* blue */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
{
lcd->lcd_info.framebuffer[2 * i] = 0x1F;
lcd->lcd_info.framebuffer[2 * i + 1] = 0x00;
}
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* green */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
else if (lcd->lcd_info.pixel_format == RTGRAPHIC_PIXEL_FORMAT_RGB888)
{
lcd->lcd_info.framebuffer[2 * i] = 0xE0;
lcd->lcd_info.framebuffer[2 * i + 1] = 0x07;
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* blue */
for (int i = 0; i < LCD_BUF_SIZE / 2; i++)
{
lcd->lcd_info.framebuffer[2 * i] = 0x1F;
lcd->lcd_info.framebuffer[2 * i + 1] = 0x00;
/* red */
for (int i = 0; i < LCD_BUF_SIZE / 3; i++)
{
lcd->lcd_info.framebuffer[3 * i] = 0x00;
lcd->lcd_info.framebuffer[3 * i + 1] = 0x00;
lcd->lcd_info.framebuffer[3 * i + 2] = 0xff;
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* green */
for (int i = 0; i < LCD_BUF_SIZE / 3; i++)
{
lcd->lcd_info.framebuffer[3 * i] = 0x00;
lcd->lcd_info.framebuffer[3 * i + 1] = 0xff;
lcd->lcd_info.framebuffer[3 * i + 2] = 0x00;
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
/* blue */
for (int i = 0; i < LCD_BUF_SIZE / 3; i++)
{
lcd->lcd_info.framebuffer[3 * i] = 0xff;
lcd->lcd_info.framebuffer[3 * i + 1] = 0x00;
lcd->lcd_info.framebuffer[3 * i + 2] = 0x00;
}
}
lcd->parent.control(&lcd->parent, RTGRAPHIC_CTRL_RECT_UPDATE, RT_NULL);
rt_thread_mdelay(1000);
}
......@@ -401,3 +436,4 @@ MSH_CMD_EXPORT(lcd_test, lcd_test);
#endif /* FINSH_USING_MSH */
#endif /* DRV_DEBUG */
#endif /* BSP_USING_LCD */
#endif
Markdown is supported
0% 或 .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑！
想要评论请 注册 或