fbio.h revision 262861
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/10/sys/sys/fbio.h 262861 2014-03-06 18:30:56Z jhb $
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 */
98struct 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
114struct fb_info;
115
116typedef int fb_enter_t(void *priv);
117typedef int fb_leave_t(void *priv);
118typedef int fb_write_t(void *priv, int offset, void *data, int size);
119typedef int fb_read_t(void *priv, int offset, void *data, int size);
120
121/* XXX: should use priv instead of fb_info too. */
122typedef void fb_copy_t(struct fb_info *sc, uint32_t offset_to, uint32_t offset_from,
123    uint32_t size);
124typedef void fb_wr1_t(struct fb_info *sc, uint32_t offset, uint8_t value);
125typedef void fb_wr2_t(struct fb_info *sc, uint32_t offset, uint16_t value);
126typedef void fb_wr4_t(struct fb_info *sc, uint32_t offset, uint32_t value);
127
128typedef int fb_ioctl_t(struct cdev *, u_long, caddr_t, int, struct thread *);
129typedef int fb_mmap_t(struct cdev *dev, vm_ooffset_t offset, vm_paddr_t *paddr,
130    int prot, vm_memattr_t *memattr);
131
132struct 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
167int fbd_list(void);
168int fbd_register(struct fb_info *);
169int fbd_unregister(struct fb_info *);
170
171static inline int
172register_framebuffer(struct fb_info *info)
173{
174
175	EVENTHANDLER_INVOKE(register_framebuffer, info);
176	return (0);
177}
178
179static inline int
180unregister_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 */
193struct 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 */
207struct 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
223struct 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
231struct 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 */
258struct fbcurpos {
259	short	x;
260	short	y;
261};
262
263struct 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 */
295struct 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 */
310struct 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 */
332struct 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 */
349struct 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};
387typedef struct video_info video_info_t;
388
389/* adapter infromation block */
390struct 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};
448typedef struct video_adapter video_adapter_t;
449
450struct 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};
478typedef 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
590struct video_display_start {
591	int		x;
592	int		y;
593};
594typedef struct video_display_start video_display_start_t;
595
596struct 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};
604typedef 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_ */
642