Add static blocking write function to gui. This allows us to set a updating... status on the display when starting the updater.

stm-firmware/include/reflow-controller/ui/gui.h

@@ -21,6 +21,8 @@
 #ifndef _GUI_H_
 #define _GUI_H_
 
+#include <stdint.h>
+
 /**
  * @brief Handle the reflow controller's LCD Menu
  * @return 0 if no delay is requested, 1 if delay is requested
@@ -31,4 +33,6 @@ void gui_init(void);
 
 void gui_root_menu_message_set(const char *heading, const char *text);
 
+void gui_lcd_write_direct_blocking(uint8_t line, const char *text);
+
 #endif /* _GUI_H_ */

stm-firmware/include/reflow-controller/ui/lcd.h

@@ -21,6 +21,8 @@
 #ifndef __LCD_H__
 #define __LCD_H__
 
+#include <stdint.h>
+
 #define LCD_DPORT		(GPIOD)
 #define LCD_RCC_MASK		RCC_AHB1ENR_GPIODEN
 #define LCD_DATA_BIT_OFFSET	(8)
@@ -48,6 +50,8 @@ void lcd_init(void);
 
 void lcd_string(const char *data);
 
+void lcd_setcursor(uint8_t x, uint8_t y);
+
 void lcd_home(void);
 
 enum lcd_fsm_ret lcd_fsm_write_buffer(const char (*display_buffer)[21]);

stm-firmware/main.c

@@ -162,6 +162,8 @@ static inline void handle_boot_status(void)
 		led_set(0, 1);
 		led_set(1, 1);
 
+		gui_lcd_write_direct_blocking(0, "Updating...");
+
 		start_updater_ram_code();
 	}
 

stm-firmware/ui/gui.c

@@ -842,3 +842,14 @@ void gui_root_menu_message_set(const char *heading, const char *text)
 		strcpy(overlay_text, text);
 	}
 }
+
+void gui_lcd_write_direct_blocking(uint8_t line, const char *text)
+{
+	if (!text)
+		return;
+	if (line > 3)
+		return;
+
+	lcd_setcursor(0, line);
+	lcd_string(text);
+}