1/* -*-C++-*-	$NetBSD: console.h,v 1.12 2006/03/05 04:05:39 uwe Exp $	*/
2
3/*-
4 * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by UCHIYAMA Yasushi.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef _HPCBOOT_CONSOLE_H_
33#define	_HPCBOOT_CONSOLE_H_
34
35#include <hpcboot.h>
36#include <hpcmenu.h>
37
38class Console {
39private:
40	int16_t _boot_console;
41
42protected:
43	enum { CONSOLE_BUFSIZE = 256 };
44	TCHAR _bufw[CONSOLE_BUFSIZE];	// wide char buffer.
45	BOOL _on;
46
47protected:
48	Console(void);
49	~Console(void) { /* NO-OP */ }
50
51public:
52	static Console *_instance;
53	static Console *Instance(void);
54	static void Destroy(void);
55	virtual void print(const TCHAR *fmt, ...);
56	virtual BOOL init(void) { return TRUE; }
57	BOOL &on(void) { return _on; }
58
59	static void changeConsole(Console &console) { _instance = &console; }
60	void setBootConsole(uint16_t cnuse) { _boot_console = cnuse; }
61	int16_t getBootConsole(void) const { return _boot_console; }
62};
63
64class SerialConsole : public Console
65{
66private:
67	HANDLE _handle;
68
69protected:
70	char _bufm[CONSOLE_BUFSIZE];	// multibyte char buffer.
71
72protected:
73	SerialConsole(void);
74	~SerialConsole(void) { /* NO-OP */ };
75	BOOL setupMultibyteBuffer(void);
76
77public:
78	void genericPrint(const char *);
79	virtual BOOL init(void);
80	virtual void print(const TCHAR *fmt, ...);
81
82	static HANDLE OpenCOM1(void);
83};
84
85#define	SETUP_WIDECHAR_BUFFER()						\
86__BEGIN_MACRO								\
87	va_list ap;							\
88	va_start(ap, fmt);						\
89	wvsprintf(_bufw, fmt, ap);					\
90	va_end(ap);							\
91__END_MACRO
92
93#define	DPRINTF_SETUP()		Console *_cons = Console::Instance()
94#define	DPRINTFN(level, x)						\
95	if (_debug > level) _cons->print x
96#define	DPRINTF(x)							\
97	_cons->print x
98
99#endif // _HPCBOOT_CONSOLE_H_
100