1  /*
 2   *
 3   * Copyright (C) 2018 Google Inc.
 4   *
 5   * This program is free software; you can redistribute it and/or modify
 6   * it under the terms of the GNU General Public License as published by
 7   * the Free Software Foundation; version 2 of the License.
 8   *
 9   * This program is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   * GNU General Public License for more details.
13   */
14  
15  /* buts is a programmed IO byte puts, which you need to write for all platforms. */
16  void buts(char *s);
17  
18  void hex4(u8 c);
19  void hex8(u8 c);
20  void hex16(u16 c);
21  void hex32(u32 c);