The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/sys/fbio.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-3-Clause
    3  *
    4  * Copyright (c) 1992, 1993
    5  *      The Regents of the University of California.  All rights reserved.
    6  *
    7  * This code is derived from software developed by the Computer Systems
    8  * Engineering group at Lawrence Berkeley Laboratory under DARPA
    9  * contract BG 91-66 and contributed to Berkeley.
   10  *
   11  * Redistribution and use in source and binary forms, with or without
   12  * modification, are permitted provided that the following conditions
   13  * are met:
   14  * 1. Redistributions of source code must retain the above copyright
   15  *    notice, this list of conditions and the following disclaimer.
   16  * 2. Redistributions in binary form must reproduce the above copyright
   17  *    notice, this list of conditions and the following disclaimer in the
   18  *    documentation and/or other materials provided with the distribution.
   19  * 3. Neither the name of the University nor the names of its contributors
   20  *    may be used to endorse or promote products derived from this software
   21  *    without specific prior written permission.
   22  *
   23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   33  * SUCH DAMAGE.
   34  *
   35  *      @(#)fbio.h      8.2 (Berkeley) 10/30/93
   36  *
   37  * $FreeBSD: head/sys/sys/fbio.h 326611 2017-12-06 02:05:21Z jhibbits $
   38  */
   39 
   40 #ifndef _SYS_FBIO_H_
   41 #define _SYS_FBIO_H_
   42 
   43 #ifndef _KERNEL
   44 #include <sys/types.h>
   45 #else
   46 #include <sys/param.h>
   47 #include <sys/systm.h>
   48 #include <sys/eventhandler.h>
   49 #endif
   50 #include <sys/ioccom.h>
   51 
   52 /*
   53  * Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
   54  */
   55 
   56 /*
   57  * Frame buffer type codes.
   58  */
   59 #define FBTYPE_SUN1BW           0       /* multibus mono */
   60 #define FBTYPE_SUN1COLOR        1       /* multibus color */
   61 #define FBTYPE_SUN2BW           2       /* memory mono */
   62 #define FBTYPE_SUN2COLOR        3       /* color w/rasterop chips */
   63 #define FBTYPE_SUN2GP           4       /* GP1/GP2 */
   64 #define FBTYPE_SUN5COLOR        5       /* RoadRunner accelerator */
   65 #define FBTYPE_SUN3COLOR        6       /* memory color */
   66 #define FBTYPE_MEMCOLOR         7       /* memory 24-bit */
   67 #define FBTYPE_SUN4COLOR        8       /* memory color w/overlay */
   68 
   69 #define FBTYPE_NOTSUN1          9       /* reserved for customer */
   70 #define FBTYPE_NOTSUN2          10      /* reserved for customer */
   71 #define FBTYPE_PCIMISC          11      /* (generic) PCI misc. disp. */
   72 
   73 #define FBTYPE_SUNFAST_COLOR    12      /* accelerated 8bit */
   74 #define FBTYPE_SUNROP_COLOR     13      /* MEMCOLOR with rop h/w */
   75 #define FBTYPE_SUNFB_VIDEO      14      /* Simple video mixing */
   76 #define FBTYPE_RESERVED5        15      /* reserved, do not use */
   77 #define FBTYPE_RESERVED4        16      /* reserved, do not use */
   78 #define FBTYPE_SUNGP3           17
   79 #define FBTYPE_SUNGT            18
   80 #define FBTYPE_SUNLEO           19      /* zx Leo */
   81 
   82 #define FBTYPE_MDA              20
   83 #define FBTYPE_HERCULES         21
   84 #define FBTYPE_CGA              22
   85 #define FBTYPE_EGA              23
   86 #define FBTYPE_VGA              24
   87 #define FBTYPE_TGA              26
   88 #define FBTYPE_TGA2             27
   89 
   90 #define FBTYPE_MDICOLOR         28      /* cg14 */
   91 #define FBTYPE_TCXCOLOR         29      /* SUNW,tcx */
   92 #define FBTYPE_CREATOR          30
   93 
   94 #define FBTYPE_LASTPLUSONE      31      /* max number of fbs (change as add) */
   95 
   96 /*
   97  * Frame buffer descriptor as returned by FBIOGTYPE.
   98  */
   99 struct fbtype {
  100         int     fb_type;        /* as defined above */
  101         int     fb_height;      /* in pixels */
  102         int     fb_width;       /* in pixels */
  103         int     fb_depth;       /* bits per pixel */
  104         int     fb_cmsize;      /* size of color map (entries) */
  105         int     fb_size;        /* total size in bytes */
  106 };
  107 #define FBIOGTYPE       _IOR('F', 0, struct fbtype)
  108 
  109 #define FBTYPE_GET_STRIDE(_fb)  ((_fb)->fb_size / (_fb)->fb_height)
  110 #define FBTYPE_GET_BPP(_fb)     ((_fb)->fb_bpp)
  111 #define FBTYPE_GET_BYTESPP(_fb) ((_fb)->fb_bpp / 8)
  112 
  113 #ifdef  _KERNEL
  114 
  115 struct fb_info;
  116 
  117 typedef int fb_enter_t(void *priv);
  118 typedef int fb_leave_t(void *priv);
  119 typedef int fb_setblankmode_t(void *priv, int mode);
  120 
  121 struct fb_info {
  122         /* Raw copy of fbtype. Do not change. */
  123         int             fb_type;        /* as defined above */
  124         int             fb_height;      /* in pixels */
  125         int             fb_width;       /* in pixels */
  126         int             fb_depth;       /* bits to define color */
  127         int             fb_cmsize;      /* size of color map (entries) */
  128         int             fb_size;        /* total size in bytes */
  129 
  130         struct cdev     *fb_cdev;
  131 
  132         device_t         fb_fbd_dev;    /* "fbd" device. */
  133         device_t         fb_video_dev;  /* Video adapter. */
  134 
  135         fb_enter_t      *enter;
  136         fb_leave_t      *leave;
  137         fb_setblankmode_t *setblankmode;
  138 
  139         uintptr_t       fb_pbase;       /* For FB mmap. */
  140         uintptr_t       fb_vbase;       /* if NULL, use fb_write/fb_read. */
  141         void            *fb_priv;       /* First argument for read/write. */
  142         const char      *fb_name;
  143         uint32_t        fb_flags;
  144 #define FB_FLAG_NOMMAP          1       /* mmap unsupported. */
  145 #define FB_FLAG_NOWRITE         2       /* disable writes for the time being */
  146 #define FB_FLAG_MEMATTR         4       /* override memattr for mmap */
  147         vm_memattr_t    fb_memattr;
  148         int             fb_stride;
  149         int             fb_bpp;         /* bits per pixel */
  150         uint32_t        fb_cmap[16];
  151 };
  152 
  153 int fbd_list(void);
  154 int fbd_register(struct fb_info *);
  155 int fbd_unregister(struct fb_info *);
  156 
  157 static inline int
  158 register_framebuffer(struct fb_info *info)
  159 {
  160 
  161         EVENTHANDLER_INVOKE(register_framebuffer, info);
  162         return (0);
  163 }
  164 
  165 static inline int
  166 unregister_framebuffer(struct fb_info *info)
  167 {
  168 
  169         EVENTHANDLER_INVOKE(unregister_framebuffer, info);
  170         return (0);
  171 }
  172 #endif
  173 
  174 #ifdef notdef
  175 /*
  176  * General purpose structure for passing info in and out of frame buffers
  177  * (used for gp1) -- unsupported.
  178  */
  179 struct fbinfo {
  180         int     fb_physaddr;    /* physical frame buffer address */
  181         int     fb_hwwidth;     /* fb board width */
  182         int     fb_hwheight;    /* fb board height */
  183         int     fb_addrdelta;   /* phys addr diff between boards */
  184         u_char  *fb_ropaddr;    /* fb virtual addr */
  185         int     fb_unit;        /* minor devnum of fb */
  186 };
  187 #define FBIOGINFO       _IOR('F', 2, struct fbinfo)
  188 #endif
  189 
  190 /*
  191  * Color map I/O.
  192  */
  193 struct fbcmap {
  194         int     index;          /* first element (0 origin) */
  195         int     count;          /* number of elements */
  196         u_char  *red;           /* red color map elements */
  197         u_char  *green;         /* green color map elements */
  198         u_char  *blue;          /* blue color map elements */
  199 };
  200 #define FBIOPUTCMAP     _IOW('F', 3, struct fbcmap)
  201 #define FBIOGETCMAP     _IOW('F', 4, struct fbcmap)
  202 
  203 /*
  204  * Set/get attributes.
  205  */
  206 #define FB_ATTR_NDEVSPECIFIC    8       /* no. of device specific values */
  207 #define FB_ATTR_NEMUTYPES       4       /* no. of emulation types */
  208 
  209 struct fbsattr {
  210         int     flags;                  /* flags; see below */
  211         int     emu_type;               /* emulation type (-1 if unused) */
  212         int     dev_specific[FB_ATTR_NDEVSPECIFIC];     /* catchall */
  213 };
  214 #define FB_ATTR_AUTOINIT        1       /* emulation auto init flag */
  215 #define FB_ATTR_DEVSPECIFIC     2       /* dev. specific stuff valid flag */
  216 
  217 struct fbgattr {
  218         int     real_type;              /* real device type */
  219         int     owner;                  /* PID of owner, 0 if myself */
  220         struct  fbtype fbtype;          /* fbtype info for real device */
  221         struct  fbsattr sattr;          /* see above */
  222         int     emu_types[FB_ATTR_NEMUTYPES];   /* possible emulations */
  223                                                 /* (-1 if unused) */
  224 };
  225 #define FBIOSATTR       _IOW('F', 5, struct fbsattr)
  226 #define FBIOGATTR       _IOR('F', 6, struct fbgattr)
  227 
  228 /*
  229  * Video control.
  230  */
  231 #define FBVIDEO_OFF             0
  232 #define FBVIDEO_ON              1
  233 
  234 #define FBIOSVIDEO      _IOW('F', 7, int)
  235 #define FBIOGVIDEO      _IOR('F', 8, int)
  236 
  237 /* vertical retrace */
  238 #define FBIOVERTICAL    _IO('F', 9)
  239 
  240 /*
  241  * Hardware cursor control (for, e.g., CG6).  A rather complex and icky
  242  * interface that smells like VMS, but there it is....
  243  */
  244 struct fbcurpos {
  245         short   x;
  246         short   y;
  247 };
  248 
  249 struct fbcursor {
  250         short   set;            /* flags; see below */
  251         short   enable;         /* nonzero => cursor on, 0 => cursor off */
  252         struct  fbcurpos pos;   /* position on display */
  253         struct  fbcurpos hot;   /* hot-spot within cursor */
  254         struct  fbcmap cmap;    /* cursor color map */
  255         struct  fbcurpos size;  /* number of valid bits in image & mask */
  256         caddr_t image;          /* cursor image bits */
  257         caddr_t mask;           /* cursor mask bits */
  258 };
  259 #define FB_CUR_SETCUR   0x01    /* set on/off (i.e., obey fbcursor.enable) */
  260 #define FB_CUR_SETPOS   0x02    /* set position */
  261 #define FB_CUR_SETHOT   0x04    /* set hot-spot */
  262 #define FB_CUR_SETCMAP  0x08    /* set cursor color map */
  263 #define FB_CUR_SETSHAPE 0x10    /* set size & bits */
  264 #define FB_CUR_SETALL   (FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT | \
  265                          FB_CUR_SETCMAP | FB_CUR_SETSHAPE)
  266 
  267 /* controls for cursor attributes & shape (including position) */
  268 #define FBIOSCURSOR     _IOW('F', 24, struct fbcursor)
  269 #define FBIOGCURSOR     _IOWR('F', 25, struct fbcursor)
  270 
  271 /* controls for cursor position only */
  272 #define FBIOSCURPOS     _IOW('F', 26, struct fbcurpos)
  273 #define FBIOGCURPOS     _IOW('F', 27, struct fbcurpos)
  274 
  275 /* get maximum cursor size */
  276 #define FBIOGCURMAX     _IOR('F', 28, struct fbcurpos)
  277 
  278 /*
  279  * Video board information
  280  */
  281 struct brd_info {
  282         u_short         accessible_width; /* accessible bytes in scanline */
  283         u_short         accessible_height; /* number of accessible scanlines */
  284         u_short         line_bytes;     /* number of bytes/scanline */
  285         u_short         hdb_capable;    /* can this thing hardware db? */
  286         u_short         vmsize;         /* video memory size */
  287         u_char          boardrev;       /* board revision # */
  288         u_char          pad0;
  289         u_long          pad1;
  290 };
  291 #define FBIOGXINFO      _IOR('F', 39, struct brd_info)
  292 
  293 /*
  294  * Monitor information
  295  */
  296 struct mon_info {
  297         u_long          mon_type;       /* bit array */
  298 #define MON_TYPE_STEREO         0x8     /* stereo display */
  299 #define MON_TYPE_0_OFFSET       0x4     /* black level 0 ire instead of 7.5 */
  300 #define MON_TYPE_OVERSCAN       0x2     /* overscan */
  301 #define MON_TYPE_GRAY           0x1     /* greyscale monitor */
  302         u_long          pixfreq;        /* pixel frequency in Hz */
  303         u_long          hfreq;          /* horizontal freq in Hz */
  304         u_long          vfreq;          /* vertical freq in Hz */
  305         u_long          vsync;          /* vertical sync in scanlines */
  306         u_long          hsync;          /* horizontal sync in pixels */
  307         /* these are in pixel units */
  308         u_short         hfporch;        /* horizontal front porch */
  309         u_short         hbporch;        /* horizontal back porch */
  310         u_short         vfporch;        /* vertical front porch */
  311         u_short         vbporch;        /* vertical back porch */
  312 };
  313 #define FBIOMONINFO     _IOR('F', 40, struct mon_info)
  314 
  315 /*
  316  * Color map I/O.
  317  */
  318 struct fbcmap_i {
  319         unsigned int    flags;
  320 #define FB_CMAP_BLOCK   (1 << 0)        /* wait for vertical refresh */
  321 #define FB_CMAP_KERNEL  (1 << 1)        /* called within kernel */
  322         int             id;             /* color map id */
  323         int             index;          /* first element (0 origin) */
  324         int             count;          /* number of elements */
  325         u_char          *red;           /* red color map elements */
  326         u_char          *green;         /* green color map elements */
  327         u_char          *blue;          /* blue color map elements */
  328 };
  329 #define FBIOPUTCMAPI    _IOW('F', 41, struct fbcmap_i)
  330 #define FBIOGETCMAPI    _IOW('F', 42, struct fbcmap_i)
  331 
  332 /* The new style frame buffer ioctls. */
  333 
  334 /* video mode information block */
  335 struct video_info {
  336     int                 vi_mode;        /* mode number, see below */
  337     int                 vi_flags;
  338 #define V_INFO_COLOR    (1 << 0)
  339 #define V_INFO_GRAPHICS (1 << 1)
  340 #define V_INFO_LINEAR   (1 << 2)
  341 #define V_INFO_VESA     (1 << 3)
  342 #define V_INFO_NONVGA   (1 << 4)
  343 #define V_INFO_CWIDTH9  (1 << 5)
  344     int                 vi_width;
  345     int                 vi_height;
  346     int                 vi_cwidth;
  347     int                 vi_cheight;
  348     int                 vi_depth;
  349     int                 vi_planes;
  350     vm_offset_t         vi_window;      /* physical address */
  351     size_t              vi_window_size;
  352     size_t              vi_window_gran;
  353     vm_offset_t         vi_buffer;      /* physical address */
  354     size_t              vi_buffer_size;
  355     int                 vi_mem_model;
  356 #define V_INFO_MM_OTHER  (-1)
  357 #define V_INFO_MM_TEXT   0
  358 #define V_INFO_MM_PLANAR 1
  359 #define V_INFO_MM_PACKED 2
  360 #define V_INFO_MM_DIRECT 3
  361 #define V_INFO_MM_CGA    100
  362 #define V_INFO_MM_HGC    101
  363 #define V_INFO_MM_VGAX   102
  364     /* for MM_PACKED and MM_DIRECT only */
  365     int                 vi_pixel_size;  /* in bytes */
  366     /* for MM_DIRECT only */
  367     int                 vi_pixel_fields[4];     /* RGB and reserved fields */
  368     int                 vi_pixel_fsizes[4];
  369     /* reserved */
  370     u_char              vi_reserved[64];
  371     vm_offset_t         vi_registers;   /* physical address */
  372     vm_offset_t         vi_registers_size;
  373 };
  374 typedef struct video_info video_info_t;
  375 
  376 /* adapter infromation block */
  377 struct video_adapter {
  378     int                 va_index;
  379     int                 va_type;
  380 #define KD_OTHER        0               /* unknown */
  381 #define KD_MONO         1               /* monochrome adapter */
  382 #define KD_HERCULES     2               /* hercules adapter */
  383 #define KD_CGA          3               /* color graphics adapter */
  384 #define KD_EGA          4               /* enhanced graphics adapter */
  385 #define KD_VGA          5               /* video graphics adapter */
  386 #define KD_TGA          7               /* TGA */
  387 #define KD_TGA2         8               /* TGA2 */
  388     char                *va_name;
  389     int                 va_unit;
  390     int                 va_minor;
  391     int                 va_flags;
  392 #define V_ADP_COLOR     (1 << 0)
  393 #define V_ADP_MODECHANGE (1 << 1)
  394 #define V_ADP_STATESAVE (1 << 2)
  395 #define V_ADP_STATELOAD (1 << 3)
  396 #define V_ADP_FONT      (1 << 4)
  397 #define V_ADP_PALETTE   (1 << 5)
  398 #define V_ADP_BORDER    (1 << 6)
  399 #define V_ADP_VESA      (1 << 7)
  400 #define V_ADP_BOOTDISPLAY (1 << 8)
  401 #define V_ADP_PROBED    (1 << 16)
  402 #define V_ADP_INITIALIZED (1 << 17)
  403 #define V_ADP_REGISTERED (1 << 18)
  404 #define V_ADP_ATTACHED  (1 << 19)
  405 #define V_ADP_DAC8      (1 << 20)
  406 #define V_ADP_CWIDTH9   (1 << 21)
  407     vm_offset_t         va_io_base;
  408     int                 va_io_size;
  409     vm_offset_t         va_crtc_addr;
  410     vm_offset_t         va_mem_base;
  411     int                 va_mem_size;
  412     vm_offset_t         va_window;      /* virtual address */
  413     size_t              va_window_size;
  414     size_t              va_window_gran;
  415     u_int               va_window_orig;
  416     vm_offset_t         va_buffer;      /* virtual address */
  417     size_t              va_buffer_size;
  418     int                 va_initial_mode;
  419     int                 va_initial_bios_mode;
  420     int                 va_mode;
  421     struct video_info   va_info;
  422     int                 va_line_width;
  423     struct {
  424         int             x;
  425         int             y;
  426     }                   va_disp_start;
  427     void                *va_token;
  428     int                 va_model;
  429     int                 va_little_bitian;
  430     int                 va_little_endian;
  431     int                 va_buffer_alias;
  432     vm_offset_t         va_registers;   /* virtual address */
  433     vm_offset_t         va_registers_size;
  434 };
  435 typedef struct video_adapter video_adapter_t;
  436 
  437 struct video_adapter_info {
  438     int                 va_index;
  439     int                 va_type;
  440     char                va_name[16];
  441     int                 va_unit;
  442     int                 va_flags;
  443     vm_offset_t         va_io_base;
  444     int                 va_io_size;
  445     vm_offset_t         va_crtc_addr;
  446     vm_offset_t         va_mem_base;
  447     int                 va_mem_size;
  448     vm_offset_t         va_window;      /* virtual address */
  449     size_t              va_window_size;
  450     size_t              va_window_gran;
  451     vm_offset_t         va_unused0;
  452     size_t              va_buffer_size;
  453     int                 va_initial_mode;
  454     int                 va_initial_bios_mode;
  455     int                 va_mode;
  456     int                 va_line_width;
  457     struct {
  458         int             x;
  459         int             y;
  460     }                   va_disp_start;
  461     u_int               va_window_orig;
  462     /* reserved */
  463     u_char              va_reserved[64];
  464 };
  465 typedef struct video_adapter_info video_adapter_info_t;
  466 
  467 /* some useful video adapter index */
  468 #define V_ADP_PRIMARY   0
  469 #define V_ADP_SECONDARY 1
  470 
  471 /* video mode numbers */
  472 
  473 #define M_B40x25        0       /* black & white 40 columns */
  474 #define M_C40x25        1       /* color 40 columns */
  475 #define M_B80x25        2       /* black & white 80 columns */
  476 #define M_C80x25        3       /* color 80 columns */
  477 #define M_BG320         4       /* black & white graphics 320x200 */
  478 #define M_CG320         5       /* color graphics 320x200 */
  479 #define M_BG640         6       /* black & white graphics 640x200 hi-res */
  480 #define M_EGAMONO80x25  7       /* ega-mono 80x25 */
  481 #define M_CG320_D       13      /* ega mode D */
  482 #define M_CG640_E       14      /* ega mode E */
  483 #define M_EGAMONOAPA    15      /* ega mode F */
  484 #define M_CG640x350     16      /* ega mode 10 */
  485 #define M_ENHMONOAPA2   17      /* ega mode F with extended memory */
  486 #define M_ENH_CG640     18      /* ega mode 10* */
  487 #define M_ENH_B40x25    19      /* ega enhanced black & white 40 columns */
  488 #define M_ENH_C40x25    20      /* ega enhanced color 40 columns */
  489 #define M_ENH_B80x25    21      /* ega enhanced black & white 80 columns */
  490 #define M_ENH_C80x25    22      /* ega enhanced color 80 columns */
  491 #define M_VGA_C40x25    23      /* vga 8x16 font on color */
  492 #define M_VGA_C80x25    24      /* vga 8x16 font on color */
  493 #define M_VGA_M80x25    25      /* vga 8x16 font on mono */
  494 
  495 #define M_VGA11         26      /* vga 640x480 2 colors */
  496 #define M_BG640x480     26
  497 #define M_VGA12         27      /* vga 640x480 16 colors */
  498 #define M_CG640x480     27
  499 #define M_VGA13         28      /* vga 320x200 256 colors */
  500 #define M_VGA_CG320     28
  501 
  502 #define M_VGA_C80x50    30      /* vga 8x8 font on color */
  503 #define M_VGA_M80x50    31      /* vga 8x8 font on color */
  504 #define M_VGA_C80x30    32      /* vga 8x16 font on color */
  505 #define M_VGA_M80x30    33      /* vga 8x16 font on color */
  506 #define M_VGA_C80x60    34      /* vga 8x8 font on color */
  507 #define M_VGA_M80x60    35      /* vga 8x8 font on color */
  508 #define M_VGA_CG640     36      /* vga 640x400 256 color */
  509 #define M_VGA_MODEX     37      /* vga 320x240 256 color */
  510 
  511 #define M_VGA_C90x25    40      /* vga 8x16 font on color */
  512 #define M_VGA_M90x25    41      /* vga 8x16 font on mono */
  513 #define M_VGA_C90x30    42      /* vga 8x16 font on color */
  514 #define M_VGA_M90x30    43      /* vga 8x16 font on mono */
  515 #define M_VGA_C90x43    44      /* vga 8x8 font on color */
  516 #define M_VGA_M90x43    45      /* vga 8x8 font on mono */
  517 #define M_VGA_C90x50    46      /* vga 8x8 font on color */
  518 #define M_VGA_M90x50    47      /* vga 8x8 font on mono */
  519 #define M_VGA_C90x60    48      /* vga 8x8 font on color */
  520 #define M_VGA_M90x60    49      /* vga 8x8 font on mono */
  521 
  522 #define M_ENH_B80x43    0x70    /* ega black & white 80x43 */
  523 #define M_ENH_C80x43    0x71    /* ega color 80x43 */
  524 
  525 #define M_HGC_P0        0xe0    /* hercules graphics - page 0 @ B0000 */
  526 #define M_HGC_P1        0xe1    /* hercules graphics - page 1 @ B8000 */
  527 #define M_MCA_MODE      0xff    /* monochrome adapter mode */
  528 
  529 #define M_TEXT_80x25    200     /* generic text modes */
  530 #define M_TEXT_80x30    201
  531 #define M_TEXT_80x43    202
  532 #define M_TEXT_80x50    203
  533 #define M_TEXT_80x60    204
  534 #define M_TEXT_132x25   205
  535 #define M_TEXT_132x30   206
  536 #define M_TEXT_132x43   207
  537 #define M_TEXT_132x50   208
  538 #define M_TEXT_132x60   209
  539 
  540 #define M_VESA_BASE             0x100   /* VESA mode number base */
  541 #define M_VESA_CG640x400        0x100   /* 640x400, 256 color */
  542 #define M_VESA_CG640x480        0x101   /* 640x480, 256 color */
  543 #define M_VESA_800x600          0x102   /* 800x600, 16 color */
  544 #define M_VESA_CG800x600        0x103   /* 800x600, 256 color */
  545 #define M_VESA_1024x768         0x104   /* 1024x768, 16 color */
  546 #define M_VESA_CG1024x768       0x105   /* 1024x768, 256 color */
  547 #define M_VESA_1280x1024        0x106   /* 1280x1024, 16 color */
  548 #define M_VESA_CG1280x1024      0x107   /* 1280x1024, 256 color */
  549 #define M_VESA_C80x60           0x108   /* 8x8 font */
  550 #define M_VESA_C132x25          0x109   /* 8x16 font */
  551 #define M_VESA_C132x43          0x10a   /* 8x14 font */
  552 #define M_VESA_C132x50          0x10b   /* 8x8 font */
  553 #define M_VESA_C132x60          0x10c   /* 8x8 font */
  554 #define M_VESA_32K_320          0x10d   /* 320x200, 5:5:5 */
  555 #define M_VESA_64K_320          0x10e   /* 320x200, 5:6:5 */
  556 #define M_VESA_FULL_320         0x10f   /* 320x200, 8:8:8 */
  557 #define M_VESA_32K_640          0x110   /* 640x480, 5:5:5 */
  558 #define M_VESA_64K_640          0x111   /* 640x480, 5:6:5 */
  559 #define M_VESA_FULL_640         0x112   /* 640x480, 8:8:8 */
  560 #define M_VESA_32K_800          0x113   /* 800x600, 5:5:5 */
  561 #define M_VESA_64K_800          0x114   /* 800x600, 5:6:5 */
  562 #define M_VESA_FULL_800         0x115   /* 800x600, 8:8:8 */
  563 #define M_VESA_32K_1024         0x116   /* 1024x768, 5:5:5 */
  564 #define M_VESA_64K_1024         0x117   /* 1024x768, 5:6:5 */
  565 #define M_VESA_FULL_1024        0x118   /* 1024x768, 8:8:8 */
  566 #define M_VESA_32K_1280         0x119   /* 1280x1024, 5:5:5 */
  567 #define M_VESA_64K_1280         0x11a   /* 1280x1024, 5:6:5 */
  568 #define M_VESA_FULL_1280        0x11b   /* 1280x1024, 8:8:8 */
  569 #define M_VESA_MODE_MAX         0x1ff
  570 
  571 struct video_display_start {
  572         int             x;
  573         int             y;
  574 };
  575 typedef struct video_display_start video_display_start_t;
  576 
  577 struct video_color_palette {
  578         int             index;          /* first element (zero-based) */
  579         int             count;          /* number of elements */
  580         u_char          *red;           /* red */
  581         u_char          *green;         /* green */
  582         u_char          *blue;          /* blue */
  583         u_char          *transparent;   /* may be NULL */
  584 };
  585 typedef struct video_color_palette video_color_palette_t;
  586 
  587 /* adapter info. */
  588 #define FBIO_ADAPTER    _IOR('F', 100, int)
  589 #define FBIO_ADPTYPE    _IOR('F', 101, int)
  590 #define FBIO_ADPINFO    _IOR('F', 102, struct video_adapter_info)
  591 
  592 /* video mode control */
  593 #define FBIO_MODEINFO   _IOWR('F', 103, struct video_info)
  594 #define FBIO_FINDMODE   _IOWR('F', 104, struct video_info)
  595 #define FBIO_GETMODE    _IOR('F', 105, int)
  596 #define FBIO_SETMODE    _IOW('F', 106, int)
  597 
  598 /* get/set frame buffer window origin */
  599 #define FBIO_GETWINORG  _IOR('F', 107, u_int)
  600 #define FBIO_SETWINORG  _IOW('F', 108, u_int)
  601 
  602 /* get/set display start address */
  603 #define FBIO_GETDISPSTART       _IOR('F', 109, video_display_start_t) 
  604 #define FBIO_SETDISPSTART       _IOW('F', 110, video_display_start_t)
  605 
  606 /* get/set scan line width */
  607 #define FBIO_GETLINEWIDTH       _IOR('F', 111, u_int) 
  608 #define FBIO_SETLINEWIDTH       _IOW('F', 112, u_int)
  609 
  610 /* color palette control */
  611 #define FBIO_GETPALETTE _IOW('F', 113, video_color_palette_t)
  612 #define FBIO_SETPALETTE _IOW('F', 114, video_color_palette_t)
  613 
  614 /* blank display */
  615 #define V_DISPLAY_ON            0
  616 #define V_DISPLAY_BLANK         1
  617 #define V_DISPLAY_STAND_BY      2
  618 #define V_DISPLAY_SUSPEND       3
  619 
  620 #define FBIO_BLANK      _IOW('F', 115, int)
  621 
  622 #endif /* !_SYS_FBIO_H_ */

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