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  * Copyright (c) 1992, 1993
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * This code is derived from software developed by the Computer Systems
    6  * Engineering group at Lawrence Berkeley Laboratory under DARPA
    7  * contract BG 91-66 and contributed to Berkeley.
    8  *
    9  * Redistribution and use in source and binary forms, with or without
   10  * modification, are permitted provided that the following conditions
   11  * are met:
   12  * 1. Redistributions of source code must retain the above copyright
   13  *    notice, this list of conditions and the following disclaimer.
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  * 4. Neither the name of the University nor the names of its contributors
   18  *    may be used to endorse or promote products derived from this software
   19  *    without specific prior written permission.
   20  *
   21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   31  * SUCH DAMAGE.
   32  *
   33  *      @(#)fbio.h      8.2 (Berkeley) 10/30/93
   34  *
   35  * $FreeBSD: stable/9/sys/sys/fbio.h 263817 2014-03-27 15:58:18Z ray $
   36  */
   37 
   38 #ifndef _SYS_FBIO_H_
   39 #define _SYS_FBIO_H_
   40 
   41 #ifndef _KERNEL
   42 #include <sys/types.h>
   43 #else
   44 #include <sys/param.h>
   45 #include <sys/systm.h>
   46 #include <sys/eventhandler.h>
   47 #endif
   48 #include <sys/ioccom.h>
   49 
   50 /*
   51  * Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
   52  */
   53 
   54 /*
   55  * Frame buffer type codes.
   56  */
   57 #define FBTYPE_SUN1BW           0       /* multibus mono */
   58 #define FBTYPE_SUN1COLOR        1       /* multibus color */
   59 #define FBTYPE_SUN2BW           2       /* memory mono */
   60 #define FBTYPE_SUN2COLOR        3       /* color w/rasterop chips */
   61 #define FBTYPE_SUN2GP           4       /* GP1/GP2 */
   62 #define FBTYPE_SUN5COLOR        5       /* RoadRunner accelerator */
   63 #define FBTYPE_SUN3COLOR        6       /* memory color */
   64 #define FBTYPE_MEMCOLOR         7       /* memory 24-bit */
   65 #define FBTYPE_SUN4COLOR        8       /* memory color w/overlay */
   66 
   67 #define FBTYPE_NOTSUN1          9       /* reserved for customer */
   68 #define FBTYPE_NOTSUN2          10      /* reserved for customer */
   69 #define FBTYPE_PCIMISC          11      /* (generic) PCI misc. disp. */
   70 
   71 #define FBTYPE_SUNFAST_COLOR    12      /* accelerated 8bit */
   72 #define FBTYPE_SUNROP_COLOR     13      /* MEMCOLOR with rop h/w */
   73 #define FBTYPE_SUNFB_VIDEO      14      /* Simple video mixing */
   74 #define FBTYPE_RESERVED5        15      /* reserved, do not use */
   75 #define FBTYPE_RESERVED4        16      /* reserved, do not use */
   76 #define FBTYPE_SUNGP3           17
   77 #define FBTYPE_SUNGT            18
   78 #define FBTYPE_SUNLEO           19      /* zx Leo */
   79 
   80 #define FBTYPE_MDA              20
   81 #define FBTYPE_HERCULES         21
   82 #define FBTYPE_CGA              22
   83 #define FBTYPE_EGA              23
   84 #define FBTYPE_VGA              24
   85 #define FBTYPE_PC98             25
   86 #define FBTYPE_TGA              26
   87 #define FBTYPE_TGA2             27
   88 
   89 #define FBTYPE_MDICOLOR         28      /* cg14 */
   90 #define FBTYPE_TCXCOLOR         29      /* SUNW,tcx */
   91 #define FBTYPE_CREATOR          30
   92 
   93 #define FBTYPE_LASTPLUSONE      31      /* max number of fbs (change as add) */
   94 
   95 /*
   96  * Frame buffer descriptor as returned by FBIOGTYPE.
   97  */
   98 struct fbtype {
   99         int     fb_type;        /* as defined above */
  100         int     fb_height;      /* in pixels */
  101         int     fb_width;       /* in pixels */
  102         int     fb_depth;       /* bits per pixel */
  103         int     fb_cmsize;      /* size of color map (entries) */
  104         int     fb_size;        /* total size in bytes */
  105 };
  106 #define FBIOGTYPE       _IOR('F', 0, struct fbtype)
  107 
  108 #define FBTYPE_GET_STRIDE(_fb)  ((_fb)->fb_size / (_fb)->fb_height)
  109 #define FBTYPE_GET_BPP(_fb)     ((_fb)->fb_bpp)
  110 #define FBTYPE_GET_BYTESPP(_fb) ((_fb)->fb_bpp / 8)
  111 
  112 #ifdef  _KERNEL
  113 
  114 struct fb_info;
  115 
  116 typedef int fb_enter_t(void *priv);
  117 typedef int fb_leave_t(void *priv);
  118 typedef int fb_write_t(void *priv, int offset, void *data, int size);
  119 typedef int fb_read_t(void *priv, int offset, void *data, int size);
  120 
  121 /* XXX: should use priv instead of fb_info too. */
  122 typedef void fb_copy_t(struct fb_info *sc, uint32_t offset_to, uint32_t offset_from,
  123     uint32_t size);
  124 typedef void fb_wr1_t(struct fb_info *sc, uint32_t offset, uint8_t value);
  125 typedef void fb_wr2_t(struct fb_info *sc, uint32_t offset, uint16_t value);
  126 typedef void fb_wr4_t(struct fb_info *sc, uint32_t offset, uint32_t value);
  127 
  128 typedef int fb_ioctl_t(struct cdev *, u_long, caddr_t, int, struct thread *);
  129 typedef int fb_mmap_t(struct cdev *dev, vm_ooffset_t offset, vm_paddr_t *paddr,
  130     int prot, vm_memattr_t *memattr);
  131 
  132 struct fb_info {
  133         /* Raw copy of fbtype. Do not change. */
  134         int             fb_type;        /* as defined above */
  135         int             fb_height;      /* in pixels */
  136         int             fb_width;       /* in pixels */
  137         int             fb_depth;       /* bits to define color */
  138         int             fb_cmsize;      /* size of color map (entries) */
  139         int             fb_size;        /* total size in bytes */
  140 
  141         /* Methods. */
  142         fb_write_t      *fb_write;      /* if NULL, direct mem write. */
  143         fb_read_t       *fb_read;       /* if NULL, direct mem read. */
  144         fb_ioctl_t      *fb_ioctl;      /* Can be NULL. */
  145         fb_mmap_t       *fb_mmap;       /* Can be NULL. */
  146 
  147         struct cdev     *fb_cdev;
  148 
  149         fb_wr1_t        *wr1;
  150         fb_wr2_t        *wr2;
  151         fb_wr4_t        *wr4;
  152         fb_copy_t       *copy;
  153         fb_enter_t      *enter;
  154         fb_leave_t      *leave;
  155 
  156         intptr_t        fb_pbase;       /* For FB mmap. */
  157         intptr_t        fb_vbase;       /* if NULL, use fb_write/fb_read. */
  158         void            *fb_priv;       /* First argument for read/write. */
  159         const char      *fb_name;
  160         uint32_t        fb_flags;
  161         int             fb_stride;
  162         int             fb_bpp;         /* bits per pixel */
  163 #define FB_FLAG_NOMMAP          1       /* mmap unsupported. */
  164         uint32_t        fb_cmap[16];
  165 };
  166 
  167 int fbd_list(void);
  168 int fbd_register(struct fb_info *);
  169 int fbd_unregister(struct fb_info *);
  170 
  171 static inline int
  172 register_framebuffer(struct fb_info *info)
  173 {
  174 
  175         EVENTHANDLER_INVOKE(register_framebuffer, info);
  176         return (0);
  177 }
  178 
  179 static inline int
  180 unregister_framebuffer(struct fb_info *info)
  181 {
  182 
  183         EVENTHANDLER_INVOKE(unregister_framebuffer, info);
  184         return (0);
  185 }
  186 #endif
  187 
  188 #ifdef notdef
  189 /*
  190  * General purpose structure for passing info in and out of frame buffers
  191  * (used for gp1) -- unsupported.
  192  */
  193 struct fbinfo {
  194         int     fb_physaddr;    /* physical frame buffer address */
  195         int     fb_hwwidth;     /* fb board width */
  196         int     fb_hwheight;    /* fb board height */
  197         int     fb_addrdelta;   /* phys addr diff between boards */
  198         u_char  *fb_ropaddr;    /* fb virtual addr */
  199         int     fb_unit;        /* minor devnum of fb */
  200 };
  201 #define FBIOGINFO       _IOR('F', 2, struct fbinfo)
  202 #endif
  203 
  204 /*
  205  * Color map I/O.
  206  */
  207 struct fbcmap {
  208         int     index;          /* first element (0 origin) */
  209         int     count;          /* number of elements */
  210         u_char  *red;           /* red color map elements */
  211         u_char  *green;         /* green color map elements */
  212         u_char  *blue;          /* blue color map elements */
  213 };
  214 #define FBIOPUTCMAP     _IOW('F', 3, struct fbcmap)
  215 #define FBIOGETCMAP     _IOW('F', 4, struct fbcmap)
  216 
  217 /*
  218  * Set/get attributes.
  219  */
  220 #define FB_ATTR_NDEVSPECIFIC    8       /* no. of device specific values */
  221 #define FB_ATTR_NEMUTYPES       4       /* no. of emulation types */
  222 
  223 struct fbsattr {
  224         int     flags;                  /* flags; see below */
  225         int     emu_type;               /* emulation type (-1 if unused) */
  226         int     dev_specific[FB_ATTR_NDEVSPECIFIC];     /* catchall */
  227 };
  228 #define FB_ATTR_AUTOINIT        1       /* emulation auto init flag */
  229 #define FB_ATTR_DEVSPECIFIC     2       /* dev. specific stuff valid flag */
  230 
  231 struct fbgattr {
  232         int     real_type;              /* real device type */
  233         int     owner;                  /* PID of owner, 0 if myself */
  234         struct  fbtype fbtype;          /* fbtype info for real device */
  235         struct  fbsattr sattr;          /* see above */
  236         int     emu_types[FB_ATTR_NEMUTYPES];   /* possible emulations */
  237                                                 /* (-1 if unused) */
  238 };
  239 #define FBIOSATTR       _IOW('F', 5, struct fbsattr)
  240 #define FBIOGATTR       _IOR('F', 6, struct fbgattr)
  241 
  242 /*
  243  * Video control.
  244  */
  245 #define FBVIDEO_OFF             0
  246 #define FBVIDEO_ON              1
  247 
  248 #define FBIOSVIDEO      _IOW('F', 7, int)
  249 #define FBIOGVIDEO      _IOR('F', 8, int)
  250 
  251 /* vertical retrace */
  252 #define FBIOVERTICAL    _IO('F', 9)
  253 
  254 /*
  255  * Hardware cursor control (for, e.g., CG6).  A rather complex and icky
  256  * interface that smells like VMS, but there it is....
  257  */
  258 struct fbcurpos {
  259         short   x;
  260         short   y;
  261 };
  262 
  263 struct fbcursor {
  264         short   set;            /* flags; see below */
  265         short   enable;         /* nonzero => cursor on, 0 => cursor off */
  266         struct  fbcurpos pos;   /* position on display */
  267         struct  fbcurpos hot;   /* hot-spot within cursor */
  268         struct  fbcmap cmap;    /* cursor color map */
  269         struct  fbcurpos size;  /* number of valid bits in image & mask */
  270         caddr_t image;          /* cursor image bits */
  271         caddr_t mask;           /* cursor mask bits */
  272 };
  273 #define FB_CUR_SETCUR   0x01    /* set on/off (i.e., obey fbcursor.enable) */
  274 #define FB_CUR_SETPOS   0x02    /* set position */
  275 #define FB_CUR_SETHOT   0x04    /* set hot-spot */
  276 #define FB_CUR_SETCMAP  0x08    /* set cursor color map */
  277 #define FB_CUR_SETSHAPE 0x10    /* set size & bits */
  278 #define FB_CUR_SETALL   (FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT | \
  279                          FB_CUR_SETCMAP | FB_CUR_SETSHAPE)
  280 
  281 /* controls for cursor attributes & shape (including position) */
  282 #define FBIOSCURSOR     _IOW('F', 24, struct fbcursor)
  283 #define FBIOGCURSOR     _IOWR('F', 25, struct fbcursor)
  284 
  285 /* controls for cursor position only */
  286 #define FBIOSCURPOS     _IOW('F', 26, struct fbcurpos)
  287 #define FBIOGCURPOS     _IOW('F', 27, struct fbcurpos)
  288 
  289 /* get maximum cursor size */
  290 #define FBIOGCURMAX     _IOR('F', 28, struct fbcurpos)
  291 
  292 /*
  293  * Video board information
  294  */
  295 struct brd_info {
  296         u_short         accessible_width; /* accessible bytes in scanline */
  297         u_short         accessible_height; /* number of accessible scanlines */
  298         u_short         line_bytes;     /* number of bytes/scanline */
  299         u_short         hdb_capable;    /* can this thing hardware db? */
  300         u_short         vmsize;         /* video memory size */
  301         u_char          boardrev;       /* board revision # */
  302         u_char          pad0;
  303         u_long          pad1;
  304 };
  305 #define FBIOGXINFO      _IOR('F', 39, struct brd_info)
  306 
  307 /*
  308  * Monitor information
  309  */
  310 struct mon_info {
  311         u_long          mon_type;       /* bit array */
  312 #define MON_TYPE_STEREO         0x8     /* stereo display */
  313 #define MON_TYPE_0_OFFSET       0x4     /* black level 0 ire instead of 7.5 */
  314 #define MON_TYPE_OVERSCAN       0x2     /* overscan */
  315 #define MON_TYPE_GRAY           0x1     /* greyscale monitor */
  316         u_long          pixfreq;        /* pixel frequency in Hz */
  317         u_long          hfreq;          /* horizontal freq in Hz */
  318         u_long          vfreq;          /* vertical freq in Hz */
  319         u_long          vsync;          /* vertical sync in scanlines */
  320         u_long          hsync;          /* horizontal sync in pixels */
  321         /* these are in pixel units */
  322         u_short         hfporch;        /* horizontal front porch */
  323         u_short         hbporch;        /* horizontal back porch */
  324         u_short         vfporch;        /* vertical front porch */
  325         u_short         vbporch;        /* vertical back porch */
  326 };
  327 #define FBIOMONINFO     _IOR('F', 40, struct mon_info)
  328 
  329 /*
  330  * Color map I/O.
  331  */
  332 struct fbcmap_i {
  333         unsigned int    flags;
  334 #define FB_CMAP_BLOCK   (1 << 0)        /* wait for vertical refresh */
  335 #define FB_CMAP_KERNEL  (1 << 1)        /* called within kernel */
  336         int             id;             /* color map id */
  337         int             index;          /* first element (0 origin) */
  338         int             count;          /* number of elements */
  339         u_char          *red;           /* red color map elements */
  340         u_char          *green;         /* green color map elements */
  341         u_char          *blue;          /* blue color map elements */
  342 };
  343 #define FBIOPUTCMAPI    _IOW('F', 41, struct fbcmap_i)
  344 #define FBIOGETCMAPI    _IOW('F', 42, struct fbcmap_i)
  345 
  346 /* The new style frame buffer ioctls. */
  347 
  348 /* video mode information block */
  349 struct video_info {
  350     int                 vi_mode;        /* mode number, see below */
  351     int                 vi_flags;
  352 #define V_INFO_COLOR    (1 << 0)
  353 #define V_INFO_GRAPHICS (1 << 1)
  354 #define V_INFO_LINEAR   (1 << 2)
  355 #define V_INFO_VESA     (1 << 3)
  356 #define V_INFO_NONVGA   (1 << 4)
  357     int                 vi_width;
  358     int                 vi_height;
  359     int                 vi_cwidth;
  360     int                 vi_cheight;
  361     int                 vi_depth;
  362     int                 vi_planes;
  363     vm_offset_t         vi_window;      /* physical address */
  364     size_t              vi_window_size;
  365     size_t              vi_window_gran;
  366     vm_offset_t         vi_buffer;      /* physical address */
  367     size_t              vi_buffer_size;
  368     int                 vi_mem_model;
  369 #define V_INFO_MM_OTHER  (-1)
  370 #define V_INFO_MM_TEXT   0
  371 #define V_INFO_MM_PLANAR 1
  372 #define V_INFO_MM_PACKED 2
  373 #define V_INFO_MM_DIRECT 3
  374 #define V_INFO_MM_CGA    100
  375 #define V_INFO_MM_HGC    101
  376 #define V_INFO_MM_VGAX   102
  377     /* for MM_PACKED and MM_DIRECT only */
  378     int                 vi_pixel_size;  /* in bytes */
  379     /* for MM_DIRECT only */
  380     int                 vi_pixel_fields[4];     /* RGB and reserved fields */
  381     int                 vi_pixel_fsizes[4];
  382     /* reserved */
  383     u_char              vi_reserved[64];
  384     vm_offset_t         vi_registers;   /* physical address */
  385     vm_offset_t         vi_registers_size;
  386 };
  387 typedef struct video_info video_info_t;
  388 
  389 /* adapter infromation block */
  390 struct video_adapter {
  391     int                 va_index;
  392     int                 va_type;
  393 #define KD_OTHER        0               /* unknown */
  394 #define KD_MONO         1               /* monochrome adapter */
  395 #define KD_HERCULES     2               /* hercules adapter */
  396 #define KD_CGA          3               /* color graphics adapter */
  397 #define KD_EGA          4               /* enhanced graphics adapter */
  398 #define KD_VGA          5               /* video graphics adapter */
  399 #define KD_PC98         6               /* PC-98 display */
  400 #define KD_TGA          7               /* TGA */
  401 #define KD_TGA2         8               /* TGA2 */
  402     char                *va_name;
  403     int                 va_unit;
  404     int                 va_minor;
  405     int                 va_flags;
  406 #define V_ADP_COLOR     (1 << 0)
  407 #define V_ADP_MODECHANGE (1 << 1)
  408 #define V_ADP_STATESAVE (1 << 2)
  409 #define V_ADP_STATELOAD (1 << 3)
  410 #define V_ADP_FONT      (1 << 4)
  411 #define V_ADP_PALETTE   (1 << 5)
  412 #define V_ADP_BORDER    (1 << 6)
  413 #define V_ADP_VESA      (1 << 7)
  414 #define V_ADP_BOOTDISPLAY (1 << 8)
  415 #define V_ADP_PROBED    (1 << 16)
  416 #define V_ADP_INITIALIZED (1 << 17)
  417 #define V_ADP_REGISTERED (1 << 18)
  418 #define V_ADP_ATTACHED  (1 << 19)
  419 #define V_ADP_DAC8      (1 << 20)
  420     vm_offset_t         va_io_base;
  421     int                 va_io_size;
  422     vm_offset_t         va_crtc_addr;
  423     vm_offset_t         va_mem_base;
  424     int                 va_mem_size;
  425     vm_offset_t         va_window;      /* virtual address */
  426     size_t              va_window_size;
  427     size_t              va_window_gran;
  428     u_int               va_window_orig;
  429     vm_offset_t         va_buffer;      /* virtual address */
  430     size_t              va_buffer_size;
  431     int                 va_initial_mode;
  432     int                 va_initial_bios_mode;
  433     int                 va_mode;
  434     struct video_info   va_info;
  435     int                 va_line_width;
  436     struct {
  437         int             x;
  438         int             y;
  439     }                   va_disp_start;
  440     void                *va_token;
  441     int                 va_model;
  442     int                 va_little_bitian;
  443     int                 va_little_endian;
  444     int                 va_buffer_alias;
  445     vm_offset_t         va_registers;   /* virtual address */
  446     vm_offset_t         va_registers_size;
  447 };
  448 typedef struct video_adapter video_adapter_t;
  449 
  450 struct video_adapter_info {
  451     int                 va_index;
  452     int                 va_type;
  453     char                va_name[16];
  454     int                 va_unit;
  455     int                 va_flags;
  456     vm_offset_t         va_io_base;
  457     int                 va_io_size;
  458     vm_offset_t         va_crtc_addr;
  459     vm_offset_t         va_mem_base;
  460     int                 va_mem_size;
  461     vm_offset_t         va_window;      /* virtual address */
  462     size_t              va_window_size;
  463     size_t              va_window_gran;
  464     vm_offset_t         va_unused0;
  465     size_t              va_buffer_size;
  466     int                 va_initial_mode;
  467     int                 va_initial_bios_mode;
  468     int                 va_mode;
  469     int                 va_line_width;
  470     struct {
  471         int             x;
  472         int             y;
  473     }                   va_disp_start;
  474     u_int               va_window_orig;
  475     /* reserved */
  476     u_char              va_reserved[64];
  477 };
  478 typedef struct video_adapter_info video_adapter_info_t;
  479 
  480 /* some useful video adapter index */
  481 #define V_ADP_PRIMARY   0
  482 #define V_ADP_SECONDARY 1
  483 
  484 /* video mode numbers */
  485 
  486 #define M_B40x25        0       /* black & white 40 columns */
  487 #define M_C40x25        1       /* color 40 columns */
  488 #define M_B80x25        2       /* black & white 80 columns */
  489 #define M_C80x25        3       /* color 80 columns */
  490 #define M_BG320         4       /* black & white graphics 320x200 */
  491 #define M_CG320         5       /* color graphics 320x200 */
  492 #define M_BG640         6       /* black & white graphics 640x200 hi-res */
  493 #define M_EGAMONO80x25  7       /* ega-mono 80x25 */
  494 #define M_CG320_D       13      /* ega mode D */
  495 #define M_CG640_E       14      /* ega mode E */
  496 #define M_EGAMONOAPA    15      /* ega mode F */
  497 #define M_CG640x350     16      /* ega mode 10 */
  498 #define M_ENHMONOAPA2   17      /* ega mode F with extended memory */
  499 #define M_ENH_CG640     18      /* ega mode 10* */
  500 #define M_ENH_B40x25    19      /* ega enhanced black & white 40 columns */
  501 #define M_ENH_C40x25    20      /* ega enhanced color 40 columns */
  502 #define M_ENH_B80x25    21      /* ega enhanced black & white 80 columns */
  503 #define M_ENH_C80x25    22      /* ega enhanced color 80 columns */
  504 #define M_VGA_C40x25    23      /* vga 8x16 font on color */
  505 #define M_VGA_C80x25    24      /* vga 8x16 font on color */
  506 #define M_VGA_M80x25    25      /* vga 8x16 font on mono */
  507 
  508 #define M_VGA11         26      /* vga 640x480 2 colors */
  509 #define M_BG640x480     26
  510 #define M_VGA12         27      /* vga 640x480 16 colors */
  511 #define M_CG640x480     27
  512 #define M_VGA13         28      /* vga 320x200 256 colors */
  513 #define M_VGA_CG320     28
  514 
  515 #define M_VGA_C80x50    30      /* vga 8x8 font on color */
  516 #define M_VGA_M80x50    31      /* vga 8x8 font on color */
  517 #define M_VGA_C80x30    32      /* vga 8x16 font on color */
  518 #define M_VGA_M80x30    33      /* vga 8x16 font on color */
  519 #define M_VGA_C80x60    34      /* vga 8x8 font on color */
  520 #define M_VGA_M80x60    35      /* vga 8x8 font on color */
  521 #define M_VGA_CG640     36      /* vga 640x400 256 color */
  522 #define M_VGA_MODEX     37      /* vga 320x240 256 color */
  523 
  524 #define M_VGA_C90x25    40      /* vga 8x16 font on color */
  525 #define M_VGA_M90x25    41      /* vga 8x16 font on mono */
  526 #define M_VGA_C90x30    42      /* vga 8x16 font on color */
  527 #define M_VGA_M90x30    43      /* vga 8x16 font on mono */
  528 #define M_VGA_C90x43    44      /* vga 8x8 font on color */
  529 #define M_VGA_M90x43    45      /* vga 8x8 font on mono */
  530 #define M_VGA_C90x50    46      /* vga 8x8 font on color */
  531 #define M_VGA_M90x50    47      /* vga 8x8 font on mono */
  532 #define M_VGA_C90x60    48      /* vga 8x8 font on color */
  533 #define M_VGA_M90x60    49      /* vga 8x8 font on mono */
  534 
  535 #define M_ENH_B80x43    0x70    /* ega black & white 80x43 */
  536 #define M_ENH_C80x43    0x71    /* ega color 80x43 */
  537 
  538 #define M_PC98_80x25            98      /* PC98 text 80x25 */
  539 #define M_PC98_80x30            99      /* PC98 text 80x30 */
  540 #define M_PC98_EGC640x400       100     /* PC98 graphic 640x400 16 colors */
  541 #define M_PC98_PEGC640x400      101     /* PC98 graphic 640x400 256 colors */
  542 #define M_PC98_PEGC640x480      102     /* PC98 graphic 640x480 256 colors */
  543 
  544 #define M_HGC_P0        0xe0    /* hercules graphics - page 0 @ B0000 */
  545 #define M_HGC_P1        0xe1    /* hercules graphics - page 1 @ B8000 */
  546 #define M_MCA_MODE      0xff    /* monochrome adapter mode */
  547 
  548 #define M_TEXT_80x25    200     /* generic text modes */
  549 #define M_TEXT_80x30    201
  550 #define M_TEXT_80x43    202
  551 #define M_TEXT_80x50    203
  552 #define M_TEXT_80x60    204
  553 #define M_TEXT_132x25   205
  554 #define M_TEXT_132x30   206
  555 #define M_TEXT_132x43   207
  556 #define M_TEXT_132x50   208
  557 #define M_TEXT_132x60   209
  558 
  559 #define M_VESA_BASE             0x100   /* VESA mode number base */
  560 #define M_VESA_CG640x400        0x100   /* 640x400, 256 color */
  561 #define M_VESA_CG640x480        0x101   /* 640x480, 256 color */
  562 #define M_VESA_800x600          0x102   /* 800x600, 16 color */
  563 #define M_VESA_CG800x600        0x103   /* 800x600, 256 color */
  564 #define M_VESA_1024x768         0x104   /* 1024x768, 16 color */
  565 #define M_VESA_CG1024x768       0x105   /* 1024x768, 256 color */
  566 #define M_VESA_1280x1024        0x106   /* 1280x1024, 16 color */
  567 #define M_VESA_CG1280x1024      0x107   /* 1280x1024, 256 color */
  568 #define M_VESA_C80x60           0x108   /* 8x8 font */
  569 #define M_VESA_C132x25          0x109   /* 8x16 font */
  570 #define M_VESA_C132x43          0x10a   /* 8x14 font */
  571 #define M_VESA_C132x50          0x10b   /* 8x8 font */
  572 #define M_VESA_C132x60          0x10c   /* 8x8 font */
  573 #define M_VESA_32K_320          0x10d   /* 320x200, 5:5:5 */
  574 #define M_VESA_64K_320          0x10e   /* 320x200, 5:6:5 */
  575 #define M_VESA_FULL_320         0x10f   /* 320x200, 8:8:8 */
  576 #define M_VESA_32K_640          0x110   /* 640x480, 5:5:5 */
  577 #define M_VESA_64K_640          0x111   /* 640x480, 5:6:5 */
  578 #define M_VESA_FULL_640         0x112   /* 640x480, 8:8:8 */
  579 #define M_VESA_32K_800          0x113   /* 800x600, 5:5:5 */
  580 #define M_VESA_64K_800          0x114   /* 800x600, 5:6:5 */
  581 #define M_VESA_FULL_800         0x115   /* 800x600, 8:8:8 */
  582 #define M_VESA_32K_1024         0x116   /* 1024x768, 5:5:5 */
  583 #define M_VESA_64K_1024         0x117   /* 1024x768, 5:6:5 */
  584 #define M_VESA_FULL_1024        0x118   /* 1024x768, 8:8:8 */
  585 #define M_VESA_32K_1280         0x119   /* 1280x1024, 5:5:5 */
  586 #define M_VESA_64K_1280         0x11a   /* 1280x1024, 5:6:5 */
  587 #define M_VESA_FULL_1280        0x11b   /* 1280x1024, 8:8:8 */
  588 #define M_VESA_MODE_MAX         0x1ff
  589 
  590 struct video_display_start {
  591         int             x;
  592         int             y;
  593 };
  594 typedef struct video_display_start video_display_start_t;
  595 
  596 struct video_color_palette {
  597         int             index;          /* first element (zero-based) */
  598         int             count;          /* number of elements */
  599         u_char          *red;           /* red */
  600         u_char          *green;         /* green */
  601         u_char          *blue;          /* blue */
  602         u_char          *transparent;   /* may be NULL */
  603 };
  604 typedef struct video_color_palette video_color_palette_t;
  605 
  606 /* adapter info. */
  607 #define FBIO_ADAPTER    _IOR('F', 100, int)
  608 #define FBIO_ADPTYPE    _IOR('F', 101, int)
  609 #define FBIO_ADPINFO    _IOR('F', 102, struct video_adapter_info)
  610 
  611 /* video mode control */
  612 #define FBIO_MODEINFO   _IOWR('F', 103, struct video_info)
  613 #define FBIO_FINDMODE   _IOWR('F', 104, struct video_info)
  614 #define FBIO_GETMODE    _IOR('F', 105, int)
  615 #define FBIO_SETMODE    _IOW('F', 106, int)
  616 
  617 /* get/set frame buffer window origin */
  618 #define FBIO_GETWINORG  _IOR('F', 107, u_int)
  619 #define FBIO_SETWINORG  _IOW('F', 108, u_int)
  620 
  621 /* get/set display start address */
  622 #define FBIO_GETDISPSTART       _IOR('F', 109, video_display_start_t) 
  623 #define FBIO_SETDISPSTART       _IOW('F', 110, video_display_start_t)
  624 
  625 /* get/set scan line width */
  626 #define FBIO_GETLINEWIDTH       _IOR('F', 111, u_int) 
  627 #define FBIO_SETLINEWIDTH       _IOW('F', 112, u_int)
  628 
  629 /* color palette control */
  630 #define FBIO_GETPALETTE _IOW('F', 113, video_color_palette_t)
  631 #define FBIO_SETPALETTE _IOW('F', 114, video_color_palette_t)
  632 
  633 /* blank display */
  634 #define V_DISPLAY_ON            0
  635 #define V_DISPLAY_BLANK         1
  636 #define V_DISPLAY_STAND_BY      2
  637 #define V_DISPLAY_SUSPEND       3
  638 
  639 #define FBIO_BLANK      _IOW('F', 115, int)
  640 
  641 #endif /* !_SYS_FBIO_H_ */

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