xref: /illumos-gate/usr/src/uts/i86pc/sys/boot_console.h (revision e0721d5ae1542c80097f6fcd487736fdfe601233)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2012 Gary Mills
23  * Copyright 2020 Joyent, Inc.
24  *
25  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms.
27  */
28 
29 /*
30  * This file is shared between dboot and the kernel.
31  */
32 
33 #ifndef _BOOT_CONSOLE_H
34 #define	_BOOT_CONSOLE_H
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 #include <sys/bootinfo.h>
41 
42 #define	CONS_INVALID		-1
43 #define	CONS_SCREEN_TEXT	0
44 #define	CONS_TTY		1
45 #define	CONS_XXX		2	/* Unused */
46 #define	CONS_USBSER		3
47 #define	CONS_HYPERVISOR		4
48 #define	CONS_SCREEN_GRAPHICS	5
49 #define	CONS_FRAMEBUFFER	6
50 
51 #define	CONS_MIN	CONS_SCREEN_TEXT
52 #define	CONS_MAX	CONS_FRAMEBUFFER
53 
54 #define	CONS_COLOR	7
55 
56 extern void kb_init(void);
57 extern int kb_getchar(void);
58 extern int kb_ischar(void);
59 
60 /* Read property from command line or environment. */
61 extern const char *find_boot_prop(const char *);
62 
63 extern int boot_console_type(int *);
64 
65 extern void bcons_init(struct xboot_info *);
66 extern void bcons_putchar(int);
67 extern int bcons_getchar(void);
68 extern int bcons_ischar(void);
69 extern int bcons_gets(char *, int);
70 
71 #if !defined(_BOOT)
72 extern void bcons_post_bootenvrc(char *, char *, char *);
73 extern boolean_t bcons_hypervisor_redirect(void);
74 extern void bcons_device_change(int);
75 #endif /* !_BOOT */
76 
77 #ifdef __cplusplus
78 }
79 #endif
80 
81 #endif /* _BOOT_CONSOLE_H */
82