xref: /haiku/src/system/boot/platform/u-boot/keyboard.cpp (revision 3bb30583a35e3e6ce70ad54b5ad69c567fc1adb6)
120cbef82SFrançois Revol /*
220cbef82SFrançois Revol ** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
3*3bb30583SFrançois Revol ** Distributed under the terms of the MIT License.
420cbef82SFrançois Revol */
520cbef82SFrançois Revol 
620cbef82SFrançois Revol 
720cbef82SFrançois Revol #include "keyboard.h"
820cbef82SFrançois Revol 
920cbef82SFrançois Revol #include <boot/platform.h>
1020cbef82SFrançois Revol 
1120cbef82SFrançois Revol 
1220cbef82SFrançois Revol /** Note, checking for keys doesn't seem to work in graphics
1320cbef82SFrançois Revol  *	mode, at least in Bochs.
1420cbef82SFrançois Revol  */
1520cbef82SFrançois Revol 
1620cbef82SFrançois Revol static uint16
check_for_key(void)1720cbef82SFrançois Revol check_for_key(void)
1820cbef82SFrançois Revol {
1920cbef82SFrançois Revol 	return 0;
2020cbef82SFrançois Revol }
2120cbef82SFrançois Revol 
2220cbef82SFrançois Revol 
2320cbef82SFrançois Revol extern "C" void
clear_key_buffer(void)2420cbef82SFrançois Revol clear_key_buffer(void)
2520cbef82SFrançois Revol {
2620cbef82SFrançois Revol 	while (check_for_key() != 0)
2720cbef82SFrançois Revol 		;
2820cbef82SFrançois Revol }
2920cbef82SFrançois Revol 
3020cbef82SFrançois Revol 
3120cbef82SFrançois Revol extern "C" union key
wait_for_key(void)3220cbef82SFrançois Revol wait_for_key(void)
3320cbef82SFrançois Revol {
3420cbef82SFrançois Revol         union key key;
3520cbef82SFrançois Revol 	key.ax=0;
3620cbef82SFrançois Revol 	return key;
3720cbef82SFrançois Revol }
3820cbef82SFrançois Revol 
3920cbef82SFrançois Revol 
4020cbef82SFrançois Revol extern "C" uint32
check_for_boot_keys(void)4120cbef82SFrançois Revol check_for_boot_keys(void)
4220cbef82SFrançois Revol {
4320cbef82SFrançois Revol 	return 0;
4420cbef82SFrançois Revol }
4520cbef82SFrançois Revol 
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