2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified.
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.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/dev/fb/fbreg.h,v 1.6 1999/12/29 04:35:36 peter Exp $
27 * $DragonFly: src/sys/dev/video/fb/fbreg.h,v 1.6 2005/02/01 16:30:02 joerg Exp $
30 #ifndef _DEV_FB_FBREG_H_
31 #define _DEV_FB_FBREG_H_
35 #define V_MAX_ADAPTERS 8 /* XXX */
39 #define bcopy_io(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
40 #define bcopy_toio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
41 #define bcopy_fromio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
42 #define bzero_io(d, c) generic_bzero((void *)(d), (c))
43 #define fill_io(p, d, c) fill((p), (void *)(d), (c))
44 #define fillw_io(p, d, c) fillw((p), (void *)(d), (c))
45 void generic_bcopy(const void *s, void *d, size_t c);
46 void generic_bzero(void *d, size_t c);
48 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c))
49 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c))
50 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c))
51 #define bzero_io(d, c) memset_io((d), 0, (c))
52 #define fill_io(p, d, c) memset_io((d), (p), (c))
53 #define fillw(p, d, c) memsetw((d), (p), (c))
54 #define fillw_io(p, d, c) memsetw_io((d), (p), (c))
55 #endif /* !__i386__ */
57 /* video function table */
58 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags);
59 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags);
60 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info);
61 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info);
62 typedef int vi_set_mode_t(video_adapter_t *adp, int mode);
63 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size,
64 u_char *data, int c, int count);
65 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size,
66 u_char *data, int c, int count);
67 typedef int vi_show_font_t(video_adapter_t *adp, int page);
68 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette);
69 typedef int vi_load_palette_t(video_adapter_t *adp, const u_char *palette);
70 typedef int vi_set_border_t(video_adapter_t *adp, int border);
71 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size);
72 typedef int vi_load_state_t(video_adapter_t *adp, void *p);
73 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset);
74 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row);
75 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row);
76 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base,
77 int height, int celsize, int blink);
78 typedef int vi_blank_display_t(video_adapter_t *adp, int mode);
79 #define V_DISPLAY_ON 0
80 #define V_DISPLAY_BLANK 1
81 #define V_DISPLAY_STAND_BY 2
82 #define V_DISPLAY_SUSPEND 3
83 typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, int prot);
84 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data);
85 typedef int vi_clear_t(video_adapter_t *adp);
86 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y,
88 typedef int vi_bitblt_t(video_adapter_t *adp,...);
89 typedef int vi_diag_t(video_adapter_t *adp, int level);
91 typedef struct video_switch {
94 vi_get_info_t *get_info;
95 vi_query_mode_t *query_mode;
96 vi_set_mode_t *set_mode;
97 vi_save_font_t *save_font;
98 vi_load_font_t *load_font;
99 vi_show_font_t *show_font;
100 vi_save_palette_t *save_palette;
101 vi_load_palette_t *load_palette;
102 vi_set_border_t *set_border;
103 vi_save_state_t *save_state;
104 vi_load_state_t *load_state;
105 vi_set_win_org_t *set_win_org;
106 vi_read_hw_cursor_t *read_hw_cursor;
107 vi_set_hw_cursor_t *set_hw_cursor;
108 vi_set_hw_cursor_shape_t *set_hw_cursor_shape;
109 vi_blank_display_t *blank_display;
113 vi_fill_rect_t *fill_rect;
115 int (*reserved1)(void);
116 int (*reserved2)(void);
120 #define save_palette(adp, pal) \
121 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal))
122 #define load_palette(adp, pal) \
123 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal))
124 #define get_mode_info(adp, mode, buf) \
125 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf))
126 #define set_video_mode(adp, mode) \
127 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode))
128 #if 0 /* XXX conflicts with syscons' set_border() */
129 #define set_border(adp, border) \
130 (*vidsw[(adp)->va_index]->set_border)((adp), (border))
132 #define set_origin(adp, o) \
133 (*vidsw[(adp)->va_index]->set_win_org)(adp, o)
135 /* XXX - add more macros */
138 typedef struct video_driver {
140 video_switch_t *vidsw;
141 int (*configure)(int); /* backdoor for the console driver */
144 #define VIDEO_DRIVER(name, sw, config) \
145 static struct video_driver name##_driver = { \
148 DATA_SET(videodriver_set, name##_driver);
150 /* global variables */
151 extern struct video_switch **vidsw;
153 /* functions for the video card driver */
154 int vid_register(video_adapter_t *adp);
155 int vid_unregister(video_adapter_t *adp);
156 video_switch_t *vid_get_switch(char *name);
157 void vid_init_struct(video_adapter_t *adp, char *name, int type,
160 /* functions for the video card client */
161 int vid_allocate(char *driver, int unit, void *id);
162 int vid_release(video_adapter_t *adp, void *id);
163 int vid_find_adapter(char *driver, int unit);
164 video_adapter_t *vid_get_adapter(int index);
166 /* a backdoor for the console driver to tickle the video driver XXX */
167 int vid_configure(int flags);
168 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */
170 #ifdef FB_INSTALL_CDEV
172 /* virtual frame buffer driver functions */
173 int fb_attach(dev_t dev, video_adapter_t *adp);
174 int fb_detach(dev_t dev, video_adapter_t *adp);
176 /* generic frame buffer cdev driver functions */
178 typedef struct genfb_softc {
179 int gfb_flags; /* flag/status bits */
180 #define FB_OPEN (1 << 0)
183 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp,
184 int flag, int mode, struct thread *td);
185 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp,
186 int flag, int mode, struct thread *td);
187 int genfbread(genfb_softc_t *sc, video_adapter_t *adp,
188 struct uio *uio, int flag);
189 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp,
190 struct uio *uio, int flag);
191 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp,
192 u_long cmd, caddr_t arg, int flag, struct thread *td);
193 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp,
194 vm_offset_t offset, int prot);
196 #endif /* FB_INSTALL_CDEV */
198 /* generic low-level driver functions */
200 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level);
201 void fb_dump_mode_info(char *driver, video_adapter_t *adp,
202 video_info_t *info, int level);
203 int fb_type(int adp_type);
204 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg);
208 #endif /* !_DEV_FB_FBREG_H_ */