From 50ca2ac09ec40927efa792d63e7c2020aa858990 Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Wed, 3 Jan 2024 11:58:50 +0200
Subject: [PATCH] Bootloader: Interpret 0x7F (DEL) as backspace

This allows backspace to work over qemu's serial connection
---
 bootloader/bios/command_line.S | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bootloader/bios/command_line.S b/bootloader/bios/command_line.S
index ed021098..ba442e9a 100644
--- a/bootloader/bios/command_line.S
+++ b/bootloader/bios/command_line.S
@@ -26,6 +26,8 @@ read_user_command_line:
 
 	cmpb $'\b', %al
 	je .read_user_command_line_backspace
+	cmpb $0x7F, %al
+	je .read_user_command_line_backspace
 
 	# Not sure if some BIOSes return '\n' as enter, but check it just in case
 	cmpb $'\r', %al