/* 
 * Copyright 2010 Stefan Lankes, Chair for Operating Systems,
 *                               RWTH Aachen University
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * This file is part of MetalSVM.
 */

/**
 * @file arch/x86/include/asm/kb.h
 * @brief Keyboard initialization and handling of keystrokes
 * @author Stefan Lankes
 *
 * This file defines the keyboard initialization (if enabled in config) and
 * keystroke-handling (the most interesting part is in the kb.c-file)
 */

#ifndef __ARCH_KB_H__
#define __ARCH_KB_H__

#include <metalsvm/stddef.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifdef CONFIG_KEYBOARD

/** @brief Keyboard initialization procedure
 *
 * Installs Keyboard-interrupt into IRQ1
 */
void keyboard_init(void);

typedef struct
{
	char* buffer;
	size_t maxsize;
	size_t size;
	tid_t tid;
} kb_buffer_t;

extern kb_buffer_t kb_buffer;

void kb_init(size_t size, tid_t tid);

void kb_finish(void);

#endif

#ifdef __cplusplus
}
#endif

#endif