From a5c62407610a83f540d8be7385adcfd8fc06223f Mon Sep 17 00:00:00 2001
From: Max Wash <mbswash@gmail.com>
Date: Wed, 14 Dec 2022 18:40:06 +0000
Subject: [PATCH] Adjusted the start_64 kernel identifier message

---
 arch/x86_64/start_64.S | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/arch/x86_64/start_64.S b/arch/x86_64/start_64.S
index e511026..1efbcc4 100644
--- a/arch/x86_64/start_64.S
+++ b/arch/x86_64/start_64.S
@@ -6,15 +6,26 @@
   ERROR MESSAGE STRINGS
  *******/
 kernel_identifier:
-    .asciz "	Socks kernel version " BUILD_ID "    "
+    .asciz "    Socks kernel version " BUILD_ID "    "
 
 
 .section .boot.text, "ax", @progbits
 
+vga_clear:
+	mov $0xb8000, %edi		# VGA buffer
+	mov $0xFA0, %ecx		# 4,000 bytes to clear
+	mov $0x0, %eax
+
+	rep stosb
+
+	ret
+
+# prints a block message showing the kernel name and version number
+# starting at cell 2x1 on the VGA display
 print_kernel_identifier:
 	/* line 1: empty padding line */
 	mov $kernel_identifier, %rsi
-	mov $0xb8000, %rdi
+	mov $0xb80a4, %rdi
 
 1:
 	movw $0x7000, (%rdi)		# black text on white background.
@@ -25,7 +36,7 @@ print_kernel_identifier:
 
 	/* line 2: kernel identiifer */
 	mov $kernel_identifier, %rsi
-	mov $0xb80A0, %rdi
+	mov $0xb8144, %rdi
 
 2:
 	movsb
@@ -37,7 +48,7 @@ print_kernel_identifier:
 
 	/* line 3: empty padding line */
 	mov $kernel_identifier, %rsi
-	mov $0xb8140, %rdi
+	mov $0xb81e4, %rdi
 
 1:
 	movw $0x7000, (%rdi)		# black text on white background.
@@ -51,6 +62,7 @@ print_kernel_identifier:
 .global start_64
 .type start_64, @function
 start_64:
+	call vga_clear
 	call print_kernel_identifier
 
 	cli