1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
|
/* $OpenBSD: wsdisplayvar.h,v 1.31 2017/07/19 14:34:10 kettenis Exp $ */
/* $NetBSD: wsdisplayvar.h,v 1.30 2005/02/04 02:10:49 perry Exp $ */
/*
* Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Default to white on black except on Sun hardware, where we default
* to black on white to match the firmware console.
*/
#ifndef WS_DEFAULT_FG
#if defined(__sparc64__)
#define WS_DEFAULT_FG WSCOL_BLACK
#else
#define WS_DEFAULT_FG WSCOL_WHITE
#endif
#endif
#ifndef WS_DEFAULT_BG
#if defined(__sparc64__)
#define WS_DEFAULT_BG WSCOL_WHITE
#else
#define WS_DEFAULT_BG WSCOL_BLACK
#endif
#endif
struct device;
/*
* WSDISPLAY interfaces
*/
#define WSDISPLAY_MAXSCREEN 12
/*
* Emulation functions, for displays that can support glass-tty terminal
* emulations. These are character oriented, with row and column
* numbers starting at zero in the upper left hand corner of the
* screen.
*
* These are used only when emulating a terminal. Therefore, displays
* drivers which cannot emulate terminals do not have to provide them.
*
* There is a "void *" cookie provided by the display driver associated
* with these functions, which is passed to them when they are invoked.
*/
struct wsdisplay_emulops {
int (*cursor)(void *c, int on, int row, int col);
int (*mapchar)(void *, int, unsigned int *);
int (*putchar)(void *c, int row, int col, u_int uc, long attr);
int (*copycols)(void *c, int row, int srccol, int dstcol,
int ncols);
int (*erasecols)(void *c, int row, int startcol, int ncols, long);
int (*copyrows)(void *c, int srcrow, int dstrow, int nrows);
int (*eraserows)(void *c, int row, int nrows, long attr);
int (*alloc_attr)(void *c, int fg, int bg, int flags, long *attrp);
void (*unpack_attr)(void *c, long attr, int *fg, int *bg, int *ul);
/* fg / bg values. Made identical to ANSI terminal color codes. */
#define WSCOL_BLACK 0
#define WSCOL_RED 1
#define WSCOL_GREEN 2
#define WSCOL_BROWN 3
#define WSCOL_BLUE 4
#define WSCOL_MAGENTA 5
#define WSCOL_CYAN 6
#define WSCOL_WHITE 7
/* flag values: */
#define WSATTR_REVERSE 1
#define WSATTR_HILIT 2
#define WSATTR_BLINK 4
#define WSATTR_UNDERLINE 8
#define WSATTR_WSCOLORS 16
/* XXX need a free_attr() ??? */
};
#define WSSCREEN_NAME_SIZE 16
struct wsscreen_descr {
char name[WSSCREEN_NAME_SIZE];
int ncols, nrows;
const struct wsdisplay_emulops *textops;
int fontwidth, fontheight;
int capabilities;
#define WSSCREEN_WSCOLORS 1 /* minimal color capability */
#define WSSCREEN_REVERSE 2 /* can display reversed */
#define WSSCREEN_HILIT 4 /* can highlight (however) */
#define WSSCREEN_BLINK 8 /* can blink */
#define WSSCREEN_UNDERLINE 16 /* can underline */
};
/*
* Character cell description (for emulation mode).
*/
struct wsdisplay_charcell {
u_int uc;
long attr;
};
struct wsdisplay_font;
/*
* Display access functions, invoked by user-land programs which require
* direct device access, such as X11.
*
* There is a "void *" cookie provided by the display driver associated
* with these functions, which is passed to them when they are invoked.
*/
struct wsdisplay_accessops {
int (*ioctl)(void *v, u_long cmd, caddr_t data, int flag,
struct proc *p);
paddr_t (*mmap)(void *v, off_t off, int prot);
int (*alloc_screen)(void *, const struct wsscreen_descr *,
void **, int *, int *, long *);
void (*free_screen)(void *, void *);
int (*show_screen)(void *, void *, int,
void (*) (void *, int, int), void *);
int (*load_font)(void *, void *, struct wsdisplay_font *);
int (*list_font)(void *, struct wsdisplay_font *);
void (*scrollback)(void *, void *, int);
int (*getchar)(void *, int, int, struct wsdisplay_charcell *);
void (*burn_screen)(void *, u_int, u_int);
void (*pollc)(void *, int);
void (*enter_ddb)(void *, void *);
};
/* passed to wscons by the video driver to tell about its capabilities */
struct wsscreen_list {
int nscreens;
const struct wsscreen_descr **screens;
};
/*
* Attachment information provided by wsemuldisplaydev devices when attaching
* wsdisplay units.
*/
struct wsemuldisplaydev_attach_args {
int console; /* is it console? */
const struct wsscreen_list *scrdata; /* screen cfg info */
const struct wsdisplay_accessops *accessops; /* access ops */
void *accesscookie; /* access cookie */
u_int defaultscreens; /* screens to create */
};
#define WSEMULDISPLAYDEVCF_CONSOLE 0
#define wsemuldisplaydevcf_console cf_loc[WSEMULDISPLAYDEVCF_CONSOLE] /* spec'd as console? */
#define WSEMULDISPLAYDEVCF_CONSOLE_UNK -1
#define WSDISPLAYDEVCF_MUX 0
#define wsdisplaydevcf_mux cf_loc[WSDISPLAYDEVCF_MUX]
#define WSEMULDISPLAYDEVCF_MUX 1
#define wsemuldisplaydevcf_mux cf_loc[WSEMULDISPLAYDEVCF_MUX]
struct wscons_syncops {
int (*detach)(void *, int, void (*)(void *, int, int), void *);
int (*attach)(void *, int, void (*)(void *, int, int), void *);
int (*check)(void *);
void (*destroy)(void *);
};
/*
* Autoconfiguration helper functions.
*/
void wsdisplay_cnattach(const struct wsscreen_descr *, void *,
int, int, long);
int wsemuldisplaydevprint(void *, const char *);
int wsemuldisplaydevsubmatch(struct device *, void *, void *);
/*
* Console interface.
*/
void wsdisplay_cnputc(dev_t dev, int i);
/*
* for use by compatibility code
*/
struct wsdisplay_softc;
struct wsscreen;
int wsscreen_attach_sync(struct wsscreen *,
const struct wscons_syncops *, void *);
int wsscreen_detach_sync(struct wsscreen *);
int wsscreen_lookup_sync(struct wsscreen *,
const struct wscons_syncops *, void **);
int wsdisplay_maxscreenidx(struct wsdisplay_softc *);
int wsdisplay_screenstate(struct wsdisplay_softc *, int);
int wsdisplay_getactivescreen(struct wsdisplay_softc *);
int wsscreen_switchwait(struct wsdisplay_softc *, int);
int wsdisplay_internal_ioctl(struct wsdisplay_softc *sc,
struct wsscreen *,
u_long cmd, caddr_t data,
int flag, struct proc *p);
int wsdisplay_usl_ioctl1(struct wsdisplay_softc *,
u_long, caddr_t, int, struct proc *);
int wsdisplay_usl_ioctl2(struct wsdisplay_softc *, struct wsscreen *,
u_long, caddr_t, int, struct proc *);
int wsdisplay_cfg_ioctl(struct wsdisplay_softc *sc,
u_long cmd, caddr_t data,
int flag, struct proc *p);
/*
* for general use
*/
#define WSDISPLAY_NULLSCREEN -1
void wsdisplay_switchtoconsole(void);
void wsdisplay_enter_ddb(void);
void wsdisplay_suspend(void);
void wsdisplay_resume(void);
const struct wsscreen_descr *
wsdisplay_screentype_pick(const struct wsscreen_list *, const char *);
/*
* for use by wskbd
*/
void wsdisplay_burn(void *v, u_int flags);
void wsscrollback(void *v, int op);
#define WSDISPLAY_SCROLL_BACKWARD 0
#define WSDISPLAY_SCROLL_FORWARD 1
#define WSDISPLAY_SCROLL_RESET 2
/*
* screen burner
*/
#define WSDISPLAY_DEFBURNOUT 0 /* disabled */
#define WSDISPLAY_DEFBURNIN 250 /* ms */
|
