175 lines
5.8 KiB
C
175 lines
5.8 KiB
C
/* $NetBSD: fbio.h,v 1.4 1997/04/06 08:47:25 cgd Exp $ */
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/*
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* Copyright (c) 1992 Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software developed by the Computer Systems
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* Engineering group at Lawrence Berkeley Laboratory under DARPA
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* contract BG 91-66 and contributed to Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)fbio.h 7.2 (Berkeley) 4/1/92
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*/
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/*
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* Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
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*/
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/*
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* Frame buffer type codes.
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*/
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#define FBTYPE_PM_MONO 0 /* never on the alpha */
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#define FBTYPE_PM_COLOR 1 /* never on the alpha */
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#define FBTYPE_CFB 2 /* CFB (TurboChannel) */
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#define FBTYPE_XCFB 3 /* ??? (TurboChannel) */
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#define FBTYPE_MFB 4 /* MFB (TurboChannel) */
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#define FBTYPE_SFB 5 /* SFB (TurboChannel) */
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#define FBTYPE_VGA 6 /* ISA or EISA VGA */
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#define FBTYPE_PCIVGA 7 /* PCI VGA */
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#define FBTYPE_TGA 8 /* TGA (PCI) */
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#define FBTYPE_SFBP 9 /* SFB+ (TurboChannel) */
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#define FBTYPE_TGA2 10 /* TGA2 (PCI) */
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#define FBTYPE_LASTPLUSONE 11
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/*
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* Frame buffer descriptor as returned by FBIOGTYPE.
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*/
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struct fbtype {
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int fb_type; /* as defined above */
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int fb_height; /* in pixels */
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int fb_width; /* in pixels */
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int fb_depth; /* bits per pixel */
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int fb_cmsize; /* size of color map (entries) */
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int fb_size; /* total size in bytes */
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};
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#define FBIOGTYPE _IOR('F', 0, struct fbtype)
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#ifdef notdef
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/*
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* General purpose structure for passing info in and out of frame buffers
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* (used for gp1) -- unsupported.
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*/
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struct fbinfo {
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int fb_physaddr; /* physical frame buffer address */
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int fb_hwwidth; /* fb board width */
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int fb_hwheight; /* fb board height */
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int fb_addrdelta; /* phys addr diff between boards */
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u_char *fb_ropaddr; /* fb virtual addr */
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int fb_unit; /* minor devnum of fb */
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};
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#define FBIOGINFO _IOR('F', 2, struct fbinfo)
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#endif
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/*
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* Color map I/O.
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*/
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struct fbcmap {
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int index; /* first element (0 origin) */
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int count; /* number of elements */
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u_char *red; /* red color map elements */
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u_char *green; /* green color map elements */
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u_char *blue; /* blue color map elements */
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};
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#define FBIOPUTCMAP _IOW('F', 3, struct fbcmap)
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#define FBIOGETCMAP _IOW('F', 4, struct fbcmap)
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/*
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* Set/get attributes.
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*/
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#define FB_ATTR_NDEVSPECIFIC 8 /* no. of device specific values */
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#define FB_ATTR_NEMUTYPES 4 /* no. of emulation types */
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struct fbsattr {
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int flags; /* flags; see below */
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int emu_type; /* emulation type (-1 if unused) */
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int dev_specific[FB_ATTR_NDEVSPECIFIC]; /* catchall */
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};
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#define FB_ATTR_AUTOINIT 1 /* emulation auto init flag */
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#define FB_ATTR_DEVSPECIFIC 2 /* dev. specific stuff valid flag */
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struct fbgattr {
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int real_type; /* real device type */
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int owner; /* PID of owner, 0 if myself */
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struct fbtype fbtype; /* fbtype info for real device */
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struct fbsattr sattr; /* see above */
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int emu_types[FB_ATTR_NEMUTYPES]; /* possible emulations */
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/* (-1 if unused) */
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};
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/* FBIOSATTR _IOW('F', 5, struct fbsattr) -- unsupported */
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#define FBIOGATTR _IOR('F', 6, struct fbgattr)
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/*
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* Video control.
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*/
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#define FBVIDEO_OFF 0
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#define FBVIDEO_ON 1
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#define FBIOSVIDEO _IOW('F', 7, int)
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#define FBIOGVIDEO _IOR('F', 8, int)
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/*
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* hardware cursor control
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*/
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struct fbcurpos {
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short x;
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short y;
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};
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#define FB_CUR_SETCUR 0x01
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#define FB_CUR_SETPOS 0x02
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#define FB_CUR_SETHOT 0x04
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#define FB_CUR_SETCMAP 0x08
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#define FB_CUR_SETSHAPE 0x10
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#define FB_CUR_SETALL 0x1F
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struct fbcursor {
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short set; /* what to set */
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short enable; /* enable/disable cursor */
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struct fbcurpos pos; /* cursor's position */
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struct fbcurpos hot; /* cursor's hot spot */
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struct fbcmap cmap; /* color map info */
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struct fbcurpos size; /* cursor's bit map size */
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char *image; /* cursor's image bits */
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char *mask; /* cursor's mask bits */
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};
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/* set/get cursor attributes/shape */
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#define FBIOSCURSOR _IOW('F', 24, struct fbcursor)
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#define FBIOGCURSOR _IOWR('F', 25, struct fbcursor)
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/* set/get cursor position */
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#define FBIOSCURPOS _IOW('F', 26, struct fbcurpos)
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#define FBIOGCURPOS _IOW('F', 27, struct fbcurpos)
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/* get max cursor size */
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#define FBIOGCURMAX _IOR('F', 28, struct fbcurpos)
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