grfioctl.h revision 1.20.14.1 1 /* $NetBSD: grfioctl.h,v 1.20.14.1 2017/12/03 11:35:48 jdolecek Exp $ */
2
3 /*
4 * Copyright (c) 1988 University of Utah.
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * the Systems Programming Group of the University of Utah Computer
10 * Science Department.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * from: Utah $Hdr: grfioctl.h 1.1 90/07/09$
37 *
38 * @(#)grfioctl.h 7.2 (Berkeley) 11/4/90
39 */
40
41 #include <sys/ioccom.h>
42
43 /* these are changeable values, encapsulated in their own structure, so
44 no the whole thing has to be copied when setting parameters. */
45 struct grfdyninfo {
46 int gdi_fbx; /* frame buffer x offset */
47 int gdi_fby; /* frame buffer y offset */
48 int gdi_dwidth; /* displayed part width */
49 int gdi_dheight; /* displayed part height */
50 int gdi_dx; /* displayed part x offset */
51 int gdi_dy; /* displayed part y offset */
52 };
53
54 struct grfinfo {
55 void * gd_regaddr; /* control registers physaddr */
56 int gd_regsize; /* control registers size */
57 void * gd_fbaddr; /* frame buffer physaddr */
58 int gd_fbsize; /* frame buffer size */
59 short gd_colors; /* number of colors */
60 short gd_planes; /* number of planes */
61
62 int gd_fbwidth; /* frame buffer width */
63 int gd_fbheight; /* frame buffer height */
64
65 struct grfdyninfo gd_dyn; /* everything changable by GRFIOCSINFO */
66 /* compatibility... */
67 #define gd_fbx gd_dyn.gdi_fbx
68 #define gd_fby gd_dyn.gdi_fby
69 #define gd_dwidth gd_dyn.gdi_dwidth
70 #define gd_dheight gd_dyn.gdi_dheight
71 #define gd_dx gd_dyn.gdi_dx
72 #define gd_dy gd_dyn.gdi_dy
73
74 /* new for banked pager support */
75 int gd_bank_size; /* size of a bank (or 0) */
76 };
77
78
79 /* video mode, should be display-independent, but it might need
80 modifications in the future to really become hardware-independent. */
81
82 struct grfvideo_mode {
83 u_char mode_num; /* index in mode table */
84 char mode_descr[80]; /* description of mode */
85 u_long pixel_clock; /* in Hz. */
86 u_short disp_width; /* width of displayed video (incl overscan) */
87 u_short disp_height; /* height "" */
88 u_short depth; /* number of bitplanes resp. bits per pixel */
89 u_short hblank_start;
90 u_short hsync_start; /* video-parameters, take care not to */
91 u_short hsync_stop; /* use parameters that violete specs of */
92 u_short htotal; /* your monitor ! */
93 u_short vblank_start;
94 u_short vsync_start;
95 u_short vsync_stop;
96 u_short vtotal;
97 u_short disp_flags; /* GRF_FLAGS_xxxx */
98 };
99
100 /* values for grfvideo_mode->disp_flags */
101 #define GRF_FLAGS_DEFAULT 0x00 /* default */
102 #define GRF_FLAGS_DBLSCAN 0x01 /* doublescan */
103 #define GRF_FLAGS_LACE 0x02 /* interlace */
104 #define GRF_FLAGS_PHSYNC 0x04 /* +hsync */
105 #define GRF_FLAGS_NHSYNC 0x08 /* -hsync */
106 #define GRF_FLAGS_PVSYNC 0x10 /* +vsync */
107 #define GRF_FLAGS_NVSYNC 0x20 /* -vsync */
108 #define GRF_FLAGS_SYNC_ON_GREEN 0x40 /* sync-on-green */
109
110 /*
111 * BSD ioctls
112 */
113 #define OGRFIOCGINFO 0x40344700 /* to keep compat for a while... */
114 #define GRFIOCGINFO _IOR('G', 0, struct grfinfo) /* get info on device */
115 #define GRFIOCON _IO('G', 1) /* turn graphics on */
116 #define GRFIOCOFF _IO('G', 2) /* turn graphics off */
117 #define GRFIOCMAP _IOWR('G', 5, int) /* map in regs+framebuffer */
118 #define GRFIOCUNMAP _IOW('G', 6, int) /* unmap regs+framebuffer */
119
120 /* amiga addons */
121 /* set info on device */
122 #define GRFIOCSINFO _IOW('G', 40, struct grfdyninfo)
123 /* get video_mode. mode_num==0 gets current mode. */
124 #define GRFGETVMODE _IOWR('G', 41, struct grfvideo_mode)
125 /* set video_mode. */
126 #define GRFSETVMODE _IOW('G', 42, int)
127 /* get number of configured video modes */
128 #define GRFGETNUMVM _IOR('G', 43, int)
129 /* toggle between Cirrus and ECS, ill */
130 #define GRFTOGGLE _IO('G', 44)
131 /* load in a display mode */
132 #define GRFIOCSETMON _IOW('G', 45, struct grfvideo_mode)
133
134 /*
135 * generic framebuffer-related ioctls. These are somewhat
136 * similar to SunOS fb-ioctls since I liked them reading
137 * thru the X11-server code.
138 */
139
140 /*
141 * colormap related information. Every grf has an associated
142 * colormap. Depending on the capabilities of the hardware, more
143 * or less of the information provided may be used.
144 * Maxium value of "index" can be deduced from grfinfo->gd_colors.
145 */
146 struct grf_colormap {
147 unsigned int index; /* start at red[index],green[index],blue[index] */
148 unsigned int count; /* till < red[index+count],... */
149 u_char *red;
150 u_char *green;
151 u_char *blue;
152 };
153
154 /* write the selected slots into the active colormap */
155 #define GRFIOCPUTCMAP _IOW('G', 50, struct grf_colormap)
156
157 /* retrieve the selected slots from the active colormap */
158 #define GRFIOCGETCMAP _IOWR('G', 51, struct grf_colormap)
159
160
161 /*
162 * support a possibly available hardware sprite. calls just fail
163 * if a given grf doesn't implement hardware sprites.
164 */
165 struct grf_position {
166 u_short x, y; /* 0,0 is upper left corner */
167 };
168 #define GRFIOCSSPRITEPOS _IOW('G', 52, struct grf_position)
169 #define GRFIOCGSPRITEPOS _IOR('G', 53, struct grf_position)
170
171 struct grf_spriteinfo {
172 u_short set;
173 #define GRFSPRSET_ENABLE (1<<0)
174 #define GRFSPRSET_POS (1<<1)
175 #define GRFSPRSET_HOT (1<<2)
176 #define GRFSPRSET_CMAP (1<<3)
177 #define GRFSPRSET_SHAPE (1<<4)
178 #define GRFSPRSET_ALL 0x1f
179 u_short enable; /* sprite is displayed if == 1 */
180 struct grf_position pos; /* sprite location */
181 struct grf_position hot; /* sprite hot spot */
182 struct grf_colormap cmap; /* colormap for the sprite. */
183 struct grf_position size; /* x == width, y == height */
184 u_char *image, *mask; /* sprite bitmap and mask */
185 };
186
187 #define GRFIOCSSPRITEINF _IOW('G', 54, struct grf_spriteinfo)
188 #define GRFIOCGSPRITEINF _IOR('G', 55, struct grf_spriteinfo)
189
190 /* get maximum sprite size hardware can display */
191 #define GRFIOCGSPRITEMAX _IOR('G', 56, struct grf_position)
192
193
194 /* support for a BitBlt operation. The op-codes are identical
195 to X11 GCs */
196 #define GRFBBOPclear 0x0 /* 0 */
197 #define GRFBBOPand 0x1 /* src AND dst */
198 #define GRFBBOPandReverse 0x2 /* src AND NOT dst */
199 #define GRFBBOPcopy 0x3 /* src */
200 #define GRFBBOPandInverted 0x4 /* NOT src AND dst */
201 #define GRFBBOPnoop 0x5 /* dst */
202 #define GRFBBOPxor 0x6 /* src XOR dst */
203 #define GRFBBOPor 0x7 /* src OR dst */
204 #define GRFBBOPnor 0x8 /* NOT src AND NOT dst */
205 #define GRFBBOPequiv 0x9 /* NOT src XOR dst */
206 #define GRFBBOPinvert 0xa /* NOT dst */
207 #define GRFBBOPorReverse 0xb /* src OR NOT dst */
208 #define GRFBBOPcopyInverted 0xc /* NOT src */
209 #define GRFBBOPorInverted 0xd /* NOT src OR dst */
210 #define GRFBBOPnand 0xe /* NOT src OR NOT dst */
211 #define GRFBBOPset 0xf /* 1 */
212
213 struct grf_bitblt {
214 u_short op; /* see above */
215 u_short src_x, src_y; /* upper left corner of source-region */
216 u_short dst_x, dst_y; /* upper left corner of dest-region */
217 u_short w, h; /* width, height of region */
218 u_short mask; /* bitmask to apply */
219 };
220
221 #define GRFIOCBITBLT _IOW('G', 57, struct grf_bitblt)
222
223 /* can't use IOCON/OFF because that would turn ite on */
224 #define GRFIOCBLANK _IOW('G', 58, int)
225
226 #define GRFIOCBLANK_LIVE 1
227 #define GRFIOCBLANK_DARK 0
228