xref: /freebsd-11-stable/sys/sys/fbio.h (revision 4ab2e064d7950be84256d671a7ae93f87cc6aa36)
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  * $FreeBSD$
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_setblankmode_t(void *priv, int mode);
119 
120 struct fb_info {
121 	/* Raw copy of fbtype. Do not change. */
122 	int		fb_type;	/* as defined above */
123 	int		fb_height;	/* in pixels */
124 	int		fb_width;	/* in pixels */
125 	int		fb_depth;	/* bits to define color */
126 	int		fb_cmsize;	/* size of color map (entries) */
127 	int		fb_size;	/* total size in bytes */
128 
129 	struct cdev 	*fb_cdev;
130 
131 	device_t	 fb_fbd_dev;	/* "fbd" device. */
132 	device_t	 fb_video_dev;	/* Video adapter. */
133 
134 	fb_enter_t	*enter;
135 	fb_leave_t	*leave;
136 	fb_setblankmode_t *setblankmode;
137 
138 	intptr_t	fb_pbase;	/* For FB mmap. */
139 	intptr_t	fb_vbase;	/* if NULL, use fb_write/fb_read. */
140 	void		*fb_priv;	/* First argument for read/write. */
141 	const char	*fb_name;
142 	uint32_t	fb_flags;
143 #define	FB_FLAG_NOMMAP		1	/* mmap unsupported. */
144 #define	FB_FLAG_NOWRITE		2	/* disable writes for the time being */
145 #define	FB_FLAG_MEMATTR		4	/* override memattr for mmap */
146 	vm_memattr_t	fb_memattr;
147 	int		fb_stride;
148 	int		fb_bpp;		/* bits per pixel */
149 	uint32_t	fb_cmap[16];
150 };
151 
152 int fbd_list(void);
153 int fbd_register(struct fb_info *);
154 int fbd_unregister(struct fb_info *);
155 
156 static inline int
register_framebuffer(struct fb_info * info)157 register_framebuffer(struct fb_info *info)
158 {
159 
160 	EVENTHANDLER_INVOKE(register_framebuffer, info);
161 	return (0);
162 }
163 
164 static inline int
unregister_framebuffer(struct fb_info * info)165 unregister_framebuffer(struct fb_info *info)
166 {
167 
168 	EVENTHANDLER_INVOKE(unregister_framebuffer, info);
169 	return (0);
170 }
171 #endif
172 
173 #ifdef notdef
174 /*
175  * General purpose structure for passing info in and out of frame buffers
176  * (used for gp1) -- unsupported.
177  */
178 struct fbinfo {
179 	int	fb_physaddr;	/* physical frame buffer address */
180 	int	fb_hwwidth;	/* fb board width */
181 	int	fb_hwheight;	/* fb board height */
182 	int	fb_addrdelta;	/* phys addr diff between boards */
183 	u_char	*fb_ropaddr;	/* fb virtual addr */
184 	int	fb_unit;	/* minor devnum of fb */
185 };
186 #define	FBIOGINFO	_IOR('F', 2, struct fbinfo)
187 #endif
188 
189 /*
190  * Color map I/O.
191  */
192 struct fbcmap {
193 	int	index;		/* first element (0 origin) */
194 	int	count;		/* number of elements */
195 	u_char	*red;		/* red color map elements */
196 	u_char	*green;		/* green color map elements */
197 	u_char	*blue;		/* blue color map elements */
198 };
199 #define	FBIOPUTCMAP	_IOW('F', 3, struct fbcmap)
200 #define	FBIOGETCMAP	_IOW('F', 4, struct fbcmap)
201 
202 /*
203  * Set/get attributes.
204  */
205 #define	FB_ATTR_NDEVSPECIFIC	8	/* no. of device specific values */
206 #define	FB_ATTR_NEMUTYPES	4	/* no. of emulation types */
207 
208 struct fbsattr {
209 	int	flags;			/* flags; see below */
210 	int	emu_type;		/* emulation type (-1 if unused) */
211 	int	dev_specific[FB_ATTR_NDEVSPECIFIC];	/* catchall */
212 };
213 #define	FB_ATTR_AUTOINIT	1	/* emulation auto init flag */
214 #define	FB_ATTR_DEVSPECIFIC	2	/* dev. specific stuff valid flag */
215 
216 struct fbgattr {
217 	int	real_type;		/* real device type */
218 	int	owner;			/* PID of owner, 0 if myself */
219 	struct	fbtype fbtype;		/* fbtype info for real device */
220 	struct	fbsattr sattr;		/* see above */
221 	int	emu_types[FB_ATTR_NEMUTYPES];	/* possible emulations */
222 						/* (-1 if unused) */
223 };
224 #define	FBIOSATTR	_IOW('F', 5, struct fbsattr)
225 #define	FBIOGATTR	_IOR('F', 6, struct fbgattr)
226 
227 /*
228  * Video control.
229  */
230 #define	FBVIDEO_OFF		0
231 #define	FBVIDEO_ON		1
232 
233 #define	FBIOSVIDEO	_IOW('F', 7, int)
234 #define	FBIOGVIDEO	_IOR('F', 8, int)
235 
236 /* vertical retrace */
237 #define	FBIOVERTICAL	_IO('F', 9)
238 
239 /*
240  * Hardware cursor control (for, e.g., CG6).  A rather complex and icky
241  * interface that smells like VMS, but there it is....
242  */
243 struct fbcurpos {
244 	short	x;
245 	short	y;
246 };
247 
248 struct fbcursor {
249 	short	set;		/* flags; see below */
250 	short	enable;		/* nonzero => cursor on, 0 => cursor off */
251 	struct	fbcurpos pos;	/* position on display */
252 	struct	fbcurpos hot;	/* hot-spot within cursor */
253 	struct	fbcmap cmap;	/* cursor color map */
254 	struct	fbcurpos size;	/* number of valid bits in image & mask */
255 	caddr_t	image;		/* cursor image bits */
256 	caddr_t	mask;		/* cursor mask bits */
257 };
258 #define	FB_CUR_SETCUR	0x01	/* set on/off (i.e., obey fbcursor.enable) */
259 #define	FB_CUR_SETPOS	0x02	/* set position */
260 #define	FB_CUR_SETHOT	0x04	/* set hot-spot */
261 #define	FB_CUR_SETCMAP	0x08	/* set cursor color map */
262 #define	FB_CUR_SETSHAPE	0x10	/* set size & bits */
263 #define	FB_CUR_SETALL	(FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT | \
264 			 FB_CUR_SETCMAP | FB_CUR_SETSHAPE)
265 
266 /* controls for cursor attributes & shape (including position) */
267 #define	FBIOSCURSOR	_IOW('F', 24, struct fbcursor)
268 #define	FBIOGCURSOR	_IOWR('F', 25, struct fbcursor)
269 
270 /* controls for cursor position only */
271 #define	FBIOSCURPOS	_IOW('F', 26, struct fbcurpos)
272 #define	FBIOGCURPOS	_IOW('F', 27, struct fbcurpos)
273 
274 /* get maximum cursor size */
275 #define	FBIOGCURMAX	_IOR('F', 28, struct fbcurpos)
276 
277 /*
278  * Video board information
279  */
280 struct brd_info {
281 	u_short		accessible_width; /* accessible bytes in scanline */
282 	u_short		accessible_height; /* number of accessible scanlines */
283 	u_short		line_bytes;	/* number of bytes/scanline */
284 	u_short		hdb_capable;	/* can this thing hardware db? */
285 	u_short		vmsize;		/* video memory size */
286 	u_char		boardrev;	/* board revision # */
287 	u_char		pad0;
288 	u_long		pad1;
289 };
290 #define	FBIOGXINFO	_IOR('F', 39, struct brd_info)
291 
292 /*
293  * Monitor information
294  */
295 struct mon_info {
296 	u_long		mon_type;	/* bit array */
297 #define MON_TYPE_STEREO		0x8	/* stereo display */
298 #define MON_TYPE_0_OFFSET	0x4	/* black level 0 ire instead of 7.5 */
299 #define MON_TYPE_OVERSCAN	0x2	/* overscan */
300 #define MON_TYPE_GRAY		0x1	/* greyscale monitor */
301 	u_long		pixfreq;	/* pixel frequency in Hz */
302 	u_long		hfreq;		/* horizontal freq in Hz */
303 	u_long		vfreq;		/* vertical freq in Hz */
304 	u_long		vsync;		/* vertical sync in scanlines */
305 	u_long		hsync;		/* horizontal sync in pixels */
306 	/* these are in pixel units */
307 	u_short		hfporch;	/* horizontal front porch */
308 	u_short		hbporch;	/* horizontal back porch */
309 	u_short		vfporch;	/* vertical front porch */
310 	u_short		vbporch;	/* vertical back porch */
311 };
312 #define	FBIOMONINFO	_IOR('F', 40, struct mon_info)
313 
314 /*
315  * Color map I/O.
316  */
317 struct fbcmap_i {
318 	unsigned int	flags;
319 #define	FB_CMAP_BLOCK	(1 << 0)	/* wait for vertical refresh */
320 #define	FB_CMAP_KERNEL	(1 << 1)	/* called within kernel */
321 	int		id;		/* color map id */
322 	int		index;		/* first element (0 origin) */
323 	int		count;		/* number of elements */
324 	u_char		*red;		/* red color map elements */
325 	u_char		*green;		/* green color map elements */
326 	u_char		*blue;		/* blue color map elements */
327 };
328 #define	FBIOPUTCMAPI	_IOW('F', 41, struct fbcmap_i)
329 #define	FBIOGETCMAPI	_IOW('F', 42, struct fbcmap_i)
330 
331 /* The new style frame buffer ioctls. */
332 
333 /* video mode information block */
334 struct video_info {
335     int			vi_mode;	/* mode number, see below */
336     int			vi_flags;
337 #define V_INFO_COLOR	(1 << 0)
338 #define V_INFO_GRAPHICS	(1 << 1)
339 #define V_INFO_LINEAR	(1 << 2)
340 #define V_INFO_VESA	(1 << 3)
341 #define	V_INFO_NONVGA	(1 << 4)
342     int			vi_width;
343     int			vi_height;
344     int			vi_cwidth;
345     int			vi_cheight;
346     int			vi_depth;
347     int			vi_planes;
348     vm_offset_t		vi_window;	/* physical address */
349     size_t		vi_window_size;
350     size_t		vi_window_gran;
351     vm_offset_t		vi_buffer;	/* physical address */
352     size_t		vi_buffer_size;
353     int			vi_mem_model;
354 #define V_INFO_MM_OTHER  (-1)
355 #define V_INFO_MM_TEXT	 0
356 #define V_INFO_MM_PLANAR 1
357 #define V_INFO_MM_PACKED 2
358 #define V_INFO_MM_DIRECT 3
359 #define V_INFO_MM_CGA	 100
360 #define V_INFO_MM_HGC	 101
361 #define V_INFO_MM_VGAX	 102
362     /* for MM_PACKED and MM_DIRECT only */
363     int			vi_pixel_size;	/* in bytes */
364     /* for MM_DIRECT only */
365     int			vi_pixel_fields[4];	/* RGB and reserved fields */
366     int			vi_pixel_fsizes[4];
367     /* reserved */
368     u_char		vi_reserved[64];
369     vm_offset_t		vi_registers;	/* physical address */
370     vm_offset_t		vi_registers_size;
371 };
372 typedef struct video_info video_info_t;
373 
374 /* adapter infromation block */
375 struct video_adapter {
376     int			va_index;
377     int			va_type;
378 #define KD_OTHER	0		/* unknown */
379 #define KD_MONO		1		/* monochrome adapter */
380 #define KD_HERCULES	2		/* hercules adapter */
381 #define KD_CGA		3		/* color graphics adapter */
382 #define KD_EGA		4		/* enhanced graphics adapter */
383 #define KD_VGA		5		/* video graphics adapter */
384 #define KD_PC98		6		/* PC-98 display */
385 #define KD_TGA		7		/* TGA */
386 #define KD_TGA2		8		/* TGA2 */
387     char		*va_name;
388     int			va_unit;
389     int			va_minor;
390     int			va_flags;
391 #define V_ADP_COLOR	(1 << 0)
392 #define V_ADP_MODECHANGE (1 << 1)
393 #define V_ADP_STATESAVE	(1 << 2)
394 #define V_ADP_STATELOAD	(1 << 3)
395 #define V_ADP_FONT	(1 << 4)
396 #define V_ADP_PALETTE	(1 << 5)
397 #define V_ADP_BORDER	(1 << 6)
398 #define V_ADP_VESA	(1 << 7)
399 #define V_ADP_BOOTDISPLAY (1 << 8)
400 #define V_ADP_PROBED	(1 << 16)
401 #define V_ADP_INITIALIZED (1 << 17)
402 #define V_ADP_REGISTERED (1 << 18)
403 #define V_ADP_ATTACHED	(1 << 19)
404 #define	V_ADP_DAC8	(1 << 20)
405     vm_offset_t		va_io_base;
406     int			va_io_size;
407     vm_offset_t		va_crtc_addr;
408     vm_offset_t		va_mem_base;
409     int			va_mem_size;
410     vm_offset_t		va_window;	/* virtual address */
411     size_t		va_window_size;
412     size_t		va_window_gran;
413     u_int		va_window_orig;
414     vm_offset_t		va_buffer;	/* virtual address */
415     size_t		va_buffer_size;
416     int			va_initial_mode;
417     int			va_initial_bios_mode;
418     int			va_mode;
419     struct video_info	va_info;
420     int			va_line_width;
421     struct {
422 	int		x;
423 	int		y;
424     } 			va_disp_start;
425     void		*va_token;
426     int			va_model;
427     int			va_little_bitian;
428     int			va_little_endian;
429     int			va_buffer_alias;
430     vm_offset_t		va_registers;	/* virtual address */
431     vm_offset_t		va_registers_size;
432 };
433 typedef struct video_adapter video_adapter_t;
434 
435 struct video_adapter_info {
436     int			va_index;
437     int			va_type;
438     char		va_name[16];
439     int			va_unit;
440     int			va_flags;
441     vm_offset_t		va_io_base;
442     int			va_io_size;
443     vm_offset_t		va_crtc_addr;
444     vm_offset_t		va_mem_base;
445     int			va_mem_size;
446     vm_offset_t		va_window;	/* virtual address */
447     size_t		va_window_size;
448     size_t		va_window_gran;
449     vm_offset_t		va_unused0;
450     size_t		va_buffer_size;
451     int			va_initial_mode;
452     int			va_initial_bios_mode;
453     int			va_mode;
454     int			va_line_width;
455     struct {
456 	int		x;
457 	int		y;
458     } 			va_disp_start;
459     u_int		va_window_orig;
460     /* reserved */
461     u_char		va_reserved[64];
462 };
463 typedef struct video_adapter_info video_adapter_info_t;
464 
465 /* some useful video adapter index */
466 #define V_ADP_PRIMARY	0
467 #define V_ADP_SECONDARY	1
468 
469 /* video mode numbers */
470 
471 #define M_B40x25	0	/* black & white 40 columns */
472 #define M_C40x25	1	/* color 40 columns */
473 #define M_B80x25	2	/* black & white 80 columns */
474 #define M_C80x25	3	/* color 80 columns */
475 #define M_BG320		4	/* black & white graphics 320x200 */
476 #define M_CG320		5	/* color graphics 320x200 */
477 #define M_BG640		6	/* black & white graphics 640x200 hi-res */
478 #define M_EGAMONO80x25  7       /* ega-mono 80x25 */
479 #define M_CG320_D	13	/* ega mode D */
480 #define M_CG640_E	14	/* ega mode E */
481 #define M_EGAMONOAPA	15	/* ega mode F */
482 #define M_CG640x350	16	/* ega mode 10 */
483 #define M_ENHMONOAPA2	17	/* ega mode F with extended memory */
484 #define M_ENH_CG640	18	/* ega mode 10* */
485 #define M_ENH_B40x25    19      /* ega enhanced black & white 40 columns */
486 #define M_ENH_C40x25    20      /* ega enhanced color 40 columns */
487 #define M_ENH_B80x25    21      /* ega enhanced black & white 80 columns */
488 #define M_ENH_C80x25    22      /* ega enhanced color 80 columns */
489 #define M_VGA_C40x25	23	/* vga 8x16 font on color */
490 #define M_VGA_C80x25	24	/* vga 8x16 font on color */
491 #define M_VGA_M80x25	25	/* vga 8x16 font on mono */
492 
493 #define M_VGA11		26	/* vga 640x480 2 colors */
494 #define M_BG640x480	26
495 #define M_VGA12		27	/* vga 640x480 16 colors */
496 #define M_CG640x480	27
497 #define M_VGA13		28	/* vga 320x200 256 colors */
498 #define M_VGA_CG320	28
499 
500 #define M_VGA_C80x50	30	/* vga 8x8 font on color */
501 #define M_VGA_M80x50	31	/* vga 8x8 font on color */
502 #define M_VGA_C80x30	32	/* vga 8x16 font on color */
503 #define M_VGA_M80x30	33	/* vga 8x16 font on color */
504 #define M_VGA_C80x60	34	/* vga 8x8 font on color */
505 #define M_VGA_M80x60	35	/* vga 8x8 font on color */
506 #define M_VGA_CG640	36	/* vga 640x400 256 color */
507 #define M_VGA_MODEX	37	/* vga 320x240 256 color */
508 
509 #define M_VGA_C90x25	40	/* vga 8x16 font on color */
510 #define M_VGA_M90x25	41	/* vga 8x16 font on mono */
511 #define M_VGA_C90x30	42	/* vga 8x16 font on color */
512 #define M_VGA_M90x30	43	/* vga 8x16 font on mono */
513 #define M_VGA_C90x43	44	/* vga 8x8 font on color */
514 #define M_VGA_M90x43	45	/* vga 8x8 font on mono */
515 #define M_VGA_C90x50	46	/* vga 8x8 font on color */
516 #define M_VGA_M90x50	47	/* vga 8x8 font on mono */
517 #define M_VGA_C90x60	48	/* vga 8x8 font on color */
518 #define M_VGA_M90x60	49	/* vga 8x8 font on mono */
519 
520 #define M_ENH_B80x43	0x70	/* ega black & white 80x43 */
521 #define M_ENH_C80x43	0x71	/* ega color 80x43 */
522 
523 #define M_PC98_80x25		98	/* PC98 text 80x25 */
524 #define M_PC98_80x30		99	/* PC98 text 80x30 */
525 #define M_PC98_EGC640x400	100	/* PC98 graphic 640x400 16 colors */
526 #define M_PC98_PEGC640x400	101	/* PC98 graphic 640x400 256 colors */
527 #define M_PC98_PEGC640x480	102	/* PC98 graphic 640x480 256 colors */
528 
529 #define M_HGC_P0	0xe0	/* hercules graphics - page 0 @ B0000 */
530 #define M_HGC_P1	0xe1	/* hercules graphics - page 1 @ B8000 */
531 #define M_MCA_MODE	0xff	/* monochrome adapter mode */
532 
533 #define M_TEXT_80x25	200	/* generic text modes */
534 #define M_TEXT_80x30	201
535 #define M_TEXT_80x43	202
536 #define M_TEXT_80x50	203
537 #define M_TEXT_80x60	204
538 #define M_TEXT_132x25	205
539 #define M_TEXT_132x30	206
540 #define M_TEXT_132x43	207
541 #define M_TEXT_132x50	208
542 #define M_TEXT_132x60	209
543 
544 #define M_VESA_BASE		0x100	/* VESA mode number base */
545 #define M_VESA_CG640x400	0x100	/* 640x400, 256 color */
546 #define M_VESA_CG640x480	0x101	/* 640x480, 256 color */
547 #define M_VESA_800x600		0x102	/* 800x600, 16 color */
548 #define M_VESA_CG800x600	0x103	/* 800x600, 256 color */
549 #define M_VESA_1024x768		0x104	/* 1024x768, 16 color */
550 #define M_VESA_CG1024x768	0x105	/* 1024x768, 256 color */
551 #define M_VESA_1280x1024	0x106	/* 1280x1024, 16 color */
552 #define M_VESA_CG1280x1024	0x107	/* 1280x1024, 256 color */
553 #define M_VESA_C80x60		0x108	/* 8x8 font */
554 #define M_VESA_C132x25		0x109	/* 8x16 font */
555 #define M_VESA_C132x43		0x10a	/* 8x14 font */
556 #define M_VESA_C132x50		0x10b	/* 8x8 font */
557 #define M_VESA_C132x60		0x10c	/* 8x8 font */
558 #define M_VESA_32K_320		0x10d	/* 320x200, 5:5:5 */
559 #define M_VESA_64K_320		0x10e	/* 320x200, 5:6:5 */
560 #define M_VESA_FULL_320		0x10f	/* 320x200, 8:8:8 */
561 #define M_VESA_32K_640		0x110	/* 640x480, 5:5:5 */
562 #define M_VESA_64K_640		0x111	/* 640x480, 5:6:5 */
563 #define M_VESA_FULL_640		0x112	/* 640x480, 8:8:8 */
564 #define M_VESA_32K_800		0x113	/* 800x600, 5:5:5 */
565 #define M_VESA_64K_800		0x114	/* 800x600, 5:6:5 */
566 #define M_VESA_FULL_800		0x115	/* 800x600, 8:8:8 */
567 #define M_VESA_32K_1024		0x116	/* 1024x768, 5:5:5 */
568 #define M_VESA_64K_1024		0x117	/* 1024x768, 5:6:5 */
569 #define M_VESA_FULL_1024	0x118	/* 1024x768, 8:8:8 */
570 #define M_VESA_32K_1280		0x119	/* 1280x1024, 5:5:5 */
571 #define M_VESA_64K_1280		0x11a	/* 1280x1024, 5:6:5 */
572 #define M_VESA_FULL_1280	0x11b	/* 1280x1024, 8:8:8 */
573 #define M_VESA_MODE_MAX		0x1ff
574 
575 struct video_display_start {
576 	int		x;
577 	int		y;
578 };
579 typedef struct video_display_start video_display_start_t;
580 
581 struct video_color_palette {
582 	int		index;		/* first element (zero-based) */
583 	int		count;		/* number of elements */
584 	u_char		*red;		/* red */
585 	u_char		*green;		/* green */
586 	u_char		*blue;		/* blue */
587 	u_char		*transparent;	/* may be NULL */
588 };
589 typedef struct video_color_palette video_color_palette_t;
590 
591 /* adapter info. */
592 #define FBIO_ADAPTER	_IOR('F', 100, int)
593 #define FBIO_ADPTYPE	_IOR('F', 101, int)
594 #define FBIO_ADPINFO	_IOR('F', 102, struct video_adapter_info)
595 
596 /* video mode control */
597 #define FBIO_MODEINFO	_IOWR('F', 103, struct video_info)
598 #define FBIO_FINDMODE	_IOWR('F', 104, struct video_info)
599 #define FBIO_GETMODE	_IOR('F', 105, int)
600 #define FBIO_SETMODE	_IOW('F', 106, int)
601 
602 /* get/set frame buffer window origin */
603 #define FBIO_GETWINORG	_IOR('F', 107, u_int)
604 #define FBIO_SETWINORG	_IOW('F', 108, u_int)
605 
606 /* get/set display start address */
607 #define FBIO_GETDISPSTART	_IOR('F', 109, video_display_start_t)
608 #define FBIO_SETDISPSTART	_IOW('F', 110, video_display_start_t)
609 
610 /* get/set scan line width */
611 #define FBIO_GETLINEWIDTH	_IOR('F', 111, u_int)
612 #define FBIO_SETLINEWIDTH	_IOW('F', 112, u_int)
613 
614 /* color palette control */
615 #define FBIO_GETPALETTE	_IOW('F', 113, video_color_palette_t)
616 #define FBIO_SETPALETTE	_IOW('F', 114, video_color_palette_t)
617 
618 /* blank display */
619 #define V_DISPLAY_ON		0
620 #define V_DISPLAY_BLANK		1
621 #define V_DISPLAY_STAND_BY	2
622 #define V_DISPLAY_SUSPEND	3
623 
624 #define FBIO_BLANK	_IOW('F', 115, int)
625 
626 #endif /* !_SYS_FBIO_H_ */
627