From a33154b2d0483924eadf1da1de078528cf2d83ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mario=20H=C3=BCttel?= <mario.huettel@gmx.net>
Date: Sun, 14 Jun 2020 18:02:45 +0200
Subject: [PATCH] Move shadow buffer of LCD to CCMRAM

---
 stm-firmware/ui/lcd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stm-firmware/ui/lcd.c b/stm-firmware/ui/lcd.c
index 611dc07..9ecadae 100644
--- a/stm-firmware/ui/lcd.c
+++ b/stm-firmware/ui/lcd.c
@@ -149,7 +149,7 @@ static void lcd_command(uint8_t data)
 // Set DD RAM Address --------- 0b1xxxxxxx  (Display Data RAM)
 #define LCD_SET_DDADR           0x80
 
-static char shadow_display[4][21];
+static char __attribute__((section(".ccmram"))) shadow_display[4][21];
 
 void lcd_clear(void)
 {