Move 'libs' files

Marlin/src/libs/hex_print_routines.cpp

@@ -0,0 +1,55 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#include "Marlin.h"
+#include "gcode.h"
+
+#if ENABLED(AUTO_BED_LEVELING_UBL) || ENABLED(M100_FREE_MEMORY_WATCHER) || ENABLED(DEBUG_GCODE_PARSER)
+
+#include "hex_print_routines.h"
+
+static char _hex[7] = "0x0000";
+
+char* hex_byte(const uint8_t b) {
+  _hex[4] = hex_nybble(b >> 4);
+  _hex[5] = hex_nybble(b);
+  return &_hex[4];
+}
+
+char* hex_word(const uint16_t w) {
+  _hex[2] = hex_nybble(w >> 12);
+  _hex[3] = hex_nybble(w >> 8);
+  _hex[4] = hex_nybble(w >> 4);
+  _hex[5] = hex_nybble(w);
+  return &_hex[2];
+}
+
+char* hex_address(const void * const w) {
+  (void)hex_word((int)w);
+  return _hex;
+}
+
+void print_hex_nybble(const uint8_t n)       { SERIAL_CHAR(hex_nybble(n));  }
+void print_hex_byte(const uint8_t b)         { SERIAL_ECHO(hex_byte(b));    }
+void print_hex_word(const uint16_t w)        { SERIAL_ECHO(hex_word(w));    }
+void print_hex_address(const void * const w) { SERIAL_ECHO(hex_address(w)); }
+
+#endif // AUTO_BED_LEVELING_UBL || M100_FREE_MEMORY_WATCHER || DEBUG_GCODE_PARSER