add gd32v eval lcd display support

board/GigaDevice_GD32VF103C_EVAL/BSP/Src/mcu_init.c

@@ -1,7 +1,16 @@
 #include "mcu_init.h"
 
+uint16_t a1=20;
+uint16_t b1=10;
+
+
+char_format_struct char_format;
+
+
 void board_init() {
 
+    uint16_t i;
+    uint8_t led_string[14]="TencentOS tiny";
     SystemInit();
 
     rcu_periph_clock_enable(RCU_GPIOC);
@@ -12,4 +21,33 @@ void board_init() {
 
     gpio_bit_reset(GPIOC, GPIO_PIN_0 | GPIO_PIN_2);
     gpio_bit_reset(GPIOE, GPIO_PIN_0 | GPIO_PIN_1);
+
+    exmc_lcd_init();
+    touch_panel_gpio_configure();
+
+    lcd_init();
+
+    /* clear the LCD screen */
+    lcd_clear(LCD_COLOR_WHITE);
+
+    /* draw the picture of Gigadevice logo */
+    /* if you don't want to draw the picture, you should modify the macro on
+       the line 422th of picture.c file and comment the next line */
+    lcd_picture_draw(0,100,240-1,100+55-1,(uint16_t *)(gImage_logo + BMP_HEADSIZE));
+
+    lcd_picture_draw(60,210,60+120-1,210+95-1,(uint16_t *)(picture + BMP_HEADSIZE));
+
+    /* draw a rectangle */
+    //lcd_rectangle_draw(10,10,230,310,LCD_COLOR_BLUE);
+
+    /* configure char format */
+    char_format.char_color = LCD_COLOR_BLUE;
+    char_format.bk_color = LCD_COLOR_WHITE;
+    char_format.direction = CHAR_DIRECTION_VERTICAL;
+    char_format.font = CHAR_FONT_8_16;
+
+    /* draw character on LCD screen */
+    for (i = 0; i < 14; i++){
+        lcd_char_display((a1+35+8*i), b1+20, *(led_string+i), char_format);
+    }
 }