1 files changed, 0 insertions, 56 deletions
diff --git a/02-usart/src/kern/lib.c b/02-usart/src/kern/lib.c
deleted file mode 100644
index 88188cc..0000000
--- a/02-usart/src/kern/lib.c
+++ /dev/null
@@ -1,56 +0,0 @@
-#include "kern/lib.h"
-
-#define nybble_to_hex(n) \
-  ((n) < 10 ? 0x30 + (n) : ('A' + ((n) - 10)))
-
-void hexify(uint32_t v, char* into)
-{
-  into += 8;
-
-  *(into--) = 0;
-
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *(into--) = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-  *into = nybble_to_hex(v & 0x0F);
-  v >>= 4;
-}
-
-void decimalify(int v, char* into)
-{
-  int c = 0;
-  int i;
-
-  if (v == 0) {
-    *(into ++) = '0';
-    *into = 0;
-    return;
-  } else {
-    while (v > 0) {
-      *(into ++) = 0x30 + (v % 10);
-      v /= 10;
-      ++ c;
-    }
-  }
-  *into = 0;
-
-  into -= c;
-  for (i = 0; i < c / 2; ++ i) {
-    char tmp = into[i];
-    into[i] = into[c - i - 1];
-    into[c - i - 1] = tmp;
-  }
-
-}