Annotation of src/sys/dev/wscons/wsdisplayvar.h, Revision 1.25
1.24 darrenr 1: /* $NetBSD: wsdisplayvar.h,v 1.23 2002/10/15 17:38:08 junyoung Exp $ */
1.1 drochner 2:
3: /*
4: * Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: * 3. All advertising materials mentioning features or use of this software
15: * must display the following acknowledgement:
16: * This product includes software developed by Christopher G. Demetriou
17: * for the NetBSD Project.
18: * 4. The name of the author may not be used to endorse or promote products
19: * derived from this software without specific prior written permission
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31: */
32:
33: struct device;
34:
35: /*
36: * WSDISPLAY interfaces
37: */
38:
39: /*
40: * Emulation functions, for displays that can support glass-tty terminal
41: * emulations. These are character oriented, with row and column
42: * numbers starting at zero in the upper left hand corner of the
43: * screen.
44: *
45: * These are used only when emulating a terminal. Therefore, displays
46: * drivers which cannot emulate terminals do not have to provide them.
47: *
48: * There is a "void *" cookie provided by the display driver associated
49: * with these functions, which is passed to them when they are invoked.
50: */
51: struct wsdisplay_emulops {
1.20 augustss 52: void (*cursor)(void *c, int on, int row, int col);
53: int (*mapchar)(void *, int, unsigned int *);
54: void (*putchar)(void *c, int row, int col, u_int uc, long attr);
55: void (*copycols)(void *c, int row, int srccol, int dstcol,int ncols);
56: void (*erasecols)(void *c, int row, int startcol, int ncols, long);
57: void (*copyrows)(void *c, int srcrow, int dstrow, int nrows);
58: void (*eraserows)(void *c, int row, int nrows, long);
1.22 junyoung 59: int (*allocattr)(void *c, int fg, int bg, int flags, long *);
1.2 drochner 60: /* fg / bg values. Made identical to ANSI terminal color codes. */
61: #define WSCOL_BLACK 0
62: #define WSCOL_RED 1
63: #define WSCOL_GREEN 2
64: #define WSCOL_BROWN 3
65: #define WSCOL_BLUE 4
66: #define WSCOL_MAGENTA 5
67: #define WSCOL_CYAN 6
68: #define WSCOL_WHITE 7
69: /* flag values: */
70: #define WSATTR_REVERSE 1
71: #define WSATTR_HILIT 2
72: #define WSATTR_BLINK 4
73: #define WSATTR_UNDERLINE 8
74: #define WSATTR_WSCOLORS 16
75: /* XXX need a free_attr() ??? */
1.1 drochner 76: };
77:
78: struct wsscreen_descr {
79: char *name;
80: int ncols, nrows;
81: const struct wsdisplay_emulops *textops;
82: int fontwidth, fontheight;
1.2 drochner 83: int capabilities;
84: #define WSSCREEN_WSCOLORS 1 /* minimal color capability */
85: #define WSSCREEN_REVERSE 2 /* can display reversed */
86: #define WSSCREEN_HILIT 4 /* can highlight (however) */
87: #define WSSCREEN_BLINK 8 /* can blink */
88: #define WSSCREEN_UNDERLINE 16 /* can underline */
1.23 junyoung 89: void *modecookie;
1.1 drochner 90: };
91:
1.9 drochner 92: struct wsdisplay_font;
1.21 christos 93: struct wsdisplay_char;
1.1 drochner 94: /*
95: * Display access functions, invoked by user-land programs which require
96: * direct device access, such as X11.
97: *
98: * There is a "void *" cookie provided by the display driver associated
99: * with these functions, which is passed to them when they are invoked.
100: */
101: struct wsdisplay_accessops {
1.20 augustss 102: int (*ioctl)(void *v, u_long cmd, caddr_t data, int flag,
1.25 ! fvdl 103: struct proc *p);
1.20 augustss 104: paddr_t (*mmap)(void *v, off_t off, int prot);
105: int (*alloc_screen)(void *, const struct wsscreen_descr *,
106: void **, int *, int *, long *);
107: void (*free_screen)(void *, void *);
108: int (*show_screen)(void *, void *, int,
109: void (*) (void *, int, int), void *);
110: int (*load_font)(void *, void *, struct wsdisplay_font *);
111: void (*pollc)(void *, int);
1.21 christos 112: int (*getwschar)(void *, struct wsdisplay_char *);
113: int (*putwschar)(void *, struct wsdisplay_char *);
1.1 drochner 114: };
115:
116: /*
117: * Attachment information provided by wsdisplaydev devices when attaching
118: * wsdisplay units.
119: */
120: struct wsdisplaydev_attach_args {
121: const struct wsdisplay_accessops *accessops; /* access ops */
122: void *accesscookie; /* access cookie */
123: };
124:
125: /* passed to wscons by the video driver to tell about its capabilities */
126: struct wsscreen_list {
127: int nscreens;
128: const struct wsscreen_descr **screens;
129: };
130:
131: /*
132: * Attachment information provided by wsemuldisplaydev devices when attaching
133: * wsdisplay units.
134: */
135: struct wsemuldisplaydev_attach_args {
136: int console; /* is it console? */
1.2 drochner 137: const struct wsscreen_list *scrdata; /* screen cfg info */
1.1 drochner 138: const struct wsdisplay_accessops *accessops; /* access ops */
139: void *accesscookie; /* access cookie */
140: };
141:
1.6 augustss 142: #include "locators.h"
143:
144: #define wsemuldisplaydevcf_console cf_loc[WSEMULDISPLAYDEVCF_CONSOLE] /* spec'd as console? */
145: #define WSEMULDISPLAYDEVCF_CONSOLE_UNK (WSEMULDISPLAYDEVCF_CONSOLE_DEFAULT)
1.19 augustss 146: #define wsemuldisplaydevcf_kbdmux cf_loc[WSEMULDISPLAYDEVCF_KBDMUX]
147: #define wsdisplaydevcf_kbdmux cf_loc[WSDISPLAYDEVCF_KBDMUX]
1.1 drochner 148:
1.3 drochner 149: struct wscons_syncops {
1.20 augustss 150: int (*detach)(void *, int, void (*)(void *, int, int), void *);
151: int (*attach)(void *, int, void (*)(void *, int, int), void *);
152: int (*check)(void *);
153: void (*destroy)(void *);
1.3 drochner 154: };
155:
1.1 drochner 156: /*
157: * Autoconfiguration helper functions.
158: */
1.20 augustss 159: void wsdisplay_cnattach(const struct wsscreen_descr *, void *,int,int, long);
160: int wsdisplaydevprint(void *, const char *);
161: int wsemuldisplaydevprint(void *, const char *);
1.1 drochner 162:
163: /*
164: * Console interface.
165: */
1.20 augustss 166: void wsdisplay_cnputc(dev_t dev, int i);
1.3 drochner 167:
168: /*
169: * for use by compatibility code
170: */
171: struct wsdisplay_softc;
172: struct wsscreen;
1.20 augustss 173: int wsscreen_attach_sync(struct wsscreen *,
174: const struct wscons_syncops *, void *);
175: int wsscreen_detach_sync(struct wsscreen *);
176: int wsscreen_lookup_sync(struct wsscreen *,
177: const struct wscons_syncops *, void **);
178:
179: int wsdisplay_maxscreenidx(struct wsdisplay_softc *);
180: int wsdisplay_screenstate(struct wsdisplay_softc *, int);
181: int wsdisplay_getactivescreen(struct wsdisplay_softc *);
182: int wsscreen_switchwait(struct wsdisplay_softc *, int);
183:
184: int wsdisplay_internal_ioctl(struct wsdisplay_softc *sc, struct wsscreen *,
1.25 ! fvdl 185: u_long cmd, caddr_t data,int flag, struct proc *p);
1.20 augustss 186:
187: int wsdisplay_usl_ioctl1(struct wsdisplay_softc *,
1.25 ! fvdl 188: u_long, caddr_t, int, struct proc *);
1.20 augustss 189:
190: int wsdisplay_usl_ioctl2(struct wsdisplay_softc *, struct wsscreen *,
1.25 ! fvdl 191: u_long, caddr_t, int, struct proc *);
1.20 augustss 192:
1.21 christos 193: int wsdisplay_stat_ioctl(struct wsdisplay_softc *sc, u_long cmd, caddr_t data,
1.25 ! fvdl 194: int flag, struct proc *p);
1.21 christos 195:
1.20 augustss 196: int wsdisplay_cfg_ioctl(struct wsdisplay_softc *sc, u_long cmd, caddr_t data,
1.25 ! fvdl 197: int flag, struct proc *p);
1.21 christos 198:
199: int wsdisplay_stat_inject(struct device *dev, u_int type, int value);
1.12 jdolecek 200:
201: /*
202: * for general use
203: */
1.16 takemura 204: #define WSDISPLAY_NULLSCREEN -1
1.20 augustss 205: void wsdisplay_switchtoconsole(void);
1.17 lukem 206: const struct wsscreen_descr *
1.20 augustss 207: wsdisplay_screentype_pick(const struct wsscreen_list *, const char *);
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