1 /* vi: set sw=4 ts=4: */
5 * Copyright (C) 1994-1998 Andries E. Brouwer <aeb@cwi.nl>
7 * Adjusted for BusyBox by Erik Andersen <andersen@codepoet.org>
9 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
12 //usage:#define setkeycodes_trivial_usage
13 //usage: "SCANCODE KEYCODE..."
14 //usage:#define setkeycodes_full_usage "\n\n"
15 //usage: "Set entries into the kernel's scancode-to-keycode map,\n"
16 //usage: "allowing unusual keyboards to generate usable keycodes.\n\n"
17 //usage: "SCANCODE may be either xx or e0xx (hexadecimal),\n"
18 //usage: "and KEYCODE is given in decimal."
20 //usage:#define setkeycodes_example_usage
21 //usage: "$ setkeycodes e030 127\n"
25 /* From <linux/kd.h> */
27 unsigned scancode, keycode;
30 KDSETKEYCODE = 0x4B4D /* write kernel keycode table entry */
33 int setkeycodes_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
34 int setkeycodes_main(int argc, char **argv)
39 if (!(argc & 1) /* if even */ || argc < 2) {
43 fd = get_console_fd_or_die();
46 int sc = xstrtoul_range(argv[1], 16, 0, 0xe07f);
52 a.keycode = xatou_range(argv[2], 0, 255);
53 ioctl_or_perror_and_die(fd, KDSETKEYCODE, &a,
54 "can't set SCANCODE %x to KEYCODE %d",