From c764ce93675d43bd65a7f53c2e6165e917226eed Mon Sep 17 00:00:00 2001
From: Drath <drath@drath.cc>
Date: Wed, 30 Sep 2026 13:51:05 +0200
Subject: [PATCH] lcd now supports 2 extra commands

---
 include/lcd.h |  2 ++
 src/lcd.c     | 13 +++++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/include/lcd.h b/include/lcd.h
index a63911b..ff5ffa1 100644
--- a/include/lcd.h
+++ b/include/lcd.h
@@ -19,6 +19,8 @@ struct lcd_t {
 typedef uint8_t lcd_glyph_t[8];
 
 void lcd_close(struct lcd_t *lcd);
+void lcd_reinit(struct lcd_t *lcd);
+void lcd_splash(struct lcd_t *lcd);
 void lcd_clear(struct lcd_t *lcd);
 void lcd_set_contrast(struct lcd_t *lcd, uint8_t contrast);
 void lcd_set_backlight(struct lcd_t *lcd, bool enabled);
diff --git a/src/lcd.c b/src/lcd.c
index ba6aabc..953463a 100644
--- a/src/lcd.c
+++ b/src/lcd.c
@@ -3,12 +3,11 @@
 #include <fcntl.h>
 #include <stdarg.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <string.h>
 #include <termios.h>
 #include <unistd.h>
 
-#include <stdio.h>
-
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 
 static int lcd_open(struct lcd_t *lcd, const bool reopen) {
@@ -42,6 +41,16 @@ static void lcd_write(struct lcd_t *lcd, const uint8_t *cmdbuf, const uint16_t l
 	}
 }
 
+void lcd_reinit(struct lcd_t *lcd) {
+    constexpr uint8_t cmdbuf[] = {0xFE, 63};
+    lcd_write(lcd, cmdbuf, sizeof(cmdbuf));
+}
+
+void lcd_splash(struct lcd_t *lcd) {
+    constexpr uint8_t cmdbuf[] = {0xFE, 65};
+    lcd_write(lcd, cmdbuf, sizeof(cmdbuf));
+}
+
 void lcd_clear(struct lcd_t *lcd) {
 	constexpr uint8_t cmdbuf[] = {0xFE, 88};
 	lcd_write(lcd, cmdbuf, sizeof(cmdbuf));