From f6323421e22c3585c58b54658a11e1e4706cc8fa Mon Sep 17 00:00:00 2001
From: Loic Guegan <manzerbredes@mailbox.org>
Date: Fri, 9 Apr 2021 10:29:23 +0200
Subject: Cleaning code and provide minimal libc

---
 src/utils/print.c | 81 -------------------------------------------------------
 1 file changed, 81 deletions(-)
 delete mode 100644 src/utils/print.c

(limited to 'src/utils/print.c')

diff --git a/src/utils/print.c b/src/utils/print.c
deleted file mode 100644
index c2cdaf1..0000000
--- a/src/utils/print.c
+++ /dev/null
@@ -1,81 +0,0 @@
-#include "print.h"
-
-#define MAX_COL 80
-#define MAX_LINE 25
-
-struct VIDEO_STATE {
-  u8 *mem;
-  u8 col;
-  u8 line;
-  u8 bg;
-  u8 fg;
-};
-
-VIDEO_STATE VS={
-  (u8 *)0xB8000,
-  0,
-  0,
-  BLACK,
-  GRAY,
-};
-
-void putchar(char c){
-  // Handle newline here
-  if(c=='\n'){
-    VS.col=0;
-    VS.line+=1;
-    if(VS.line>=MAX_LINE){
-      VS.line=MAX_LINE-1;
-      scrollup();
-    }
-    return;
-  }
-  
-  // Print char
-  VS.mem[VS.col*2+MAX_COL*VS.line*2]=c;
-  VS.mem[VS.col*2+MAX_COL*VS.line*2+1]=VS.fg|VS.bg<<4;
-  
-  // Refresh location
-  VS.col+=1;
-  if(VS.col>= MAX_COL){
-    VS.col=0;
-    VS.line+=1;
-    if(VS.line>=MAX_LINE){
-      VS.line=MAX_LINE-1;
-      scrollup();
-    }
-  }
-}
-
-void print(char *str){
-  int i=0;
-  while(str[i]!='\0'){
-    putchar(str[i]);
-    i++;
-  }
-}
-
-void printc(char* str,VIDEO_COLORS c){
-  VIDEO_COLORS backup=VS.fg;
-  VS.fg=c;
-  print(str);
-  VS.fg=backup;
-}
-
-void clear(){
-  for(char i=0;i<MAX_LINE;i++){
-    scrollup();
-  }
-}
-
-void scrollup(){
-  // Move VS.line up
-  for(char i=1;i<=MAX_LINE;i++){
-    for(char j=0;j<=MAX_COL;j++)
-      VS.mem[j*2+MAX_COL*(i-1)*2]=VS.mem[j*2+MAX_COL*i*2];
-  }
-  // Clear last VS.line
-  for(char i=0;i<=MAX_COL;i++){
-    VS.mem[i*2+MAX_COL*(MAX_LINE-1)*2]='\0';
-  }
-}
-- 
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