xref: /linux/arch/m68k/include/asm/fbio.h (revision 2697b79a469b68e3ad3640f55284359c1396278d)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LINUX_FBIO_H
3 #define __LINUX_FBIO_H
4 
5 #include <linux/compiler.h>
6 #include <linux/types.h>
7 
8 /* Constants used for fbio SunOS compatibility */
9 /* (C) 1996 Miguel de Icaza */
10 
11 /* Frame buffer types */
12 #define FBTYPE_NOTYPE           -1
13 #define FBTYPE_SUN1BW           0   /* mono */
14 #define FBTYPE_SUN1COLOR        1
15 #define FBTYPE_SUN2BW           2
16 #define FBTYPE_SUN2COLOR        3
17 #define FBTYPE_SUN2GP           4
18 #define FBTYPE_SUN5COLOR        5
19 #define FBTYPE_SUN3COLOR        6
20 #define FBTYPE_MEMCOLOR         7
21 #define FBTYPE_SUN4COLOR        8
22 
23 #define FBTYPE_NOTSUN1          9
24 #define FBTYPE_NOTSUN2          10
25 #define FBTYPE_NOTSUN3          11
26 
27 #define FBTYPE_SUNFAST_COLOR    12  /* cg6 */
28 #define FBTYPE_SUNROP_COLOR     13
29 #define FBTYPE_SUNFB_VIDEO      14
30 #define FBTYPE_SUNGIFB          15
31 #define FBTYPE_SUNGPLAS         16
32 #define FBTYPE_SUNGP3           17
33 #define FBTYPE_SUNGT            18
34 #define FBTYPE_SUNLEO           19      /* zx Leo card */
35 #define FBTYPE_MDICOLOR         20      /* cg14 */
36 #define FBTYPE_TCXCOLOR		21	/* SUNW,tcx card */
37 
38 #define FBTYPE_LASTPLUSONE      21	/* This is not last + 1 in fact... */
39 
40 /* Does not seem to be listed in the Sun file either */
41 #define FBTYPE_CREATOR          22
42 #define FBTYPE_PCI_IGA1682	23
43 #define FBTYPE_P9100COLOR	24
44 
45 #define FBTYPE_PCI_GENERIC	1000
46 #define FBTYPE_PCI_MACH64	1001
47 
48 /* fbio ioctls */
49 /* Returned by FBIOGTYPE */
50 struct  fbtype {
51         int     fb_type;        /* fb type, see above */
52         int     fb_height;      /* pixels */
53         int     fb_width;       /* pixels */
54         int     fb_depth;
55         int     fb_cmsize;      /* color map entries */
56         int     fb_size;        /* fb size in bytes */
57 };
58 #define FBIOGTYPE _IOR('F', 0, struct fbtype)
59 
60 struct  fbcmap {
61         int             index;          /* first element (0 origin) */
62         int             count;
63         unsigned char   __user *red;
64         unsigned char   __user *green;
65         unsigned char   __user *blue;
66 };
67 
68 #ifdef __KERNEL__
69 #define FBIOPUTCMAP_SPARC _IOW('F', 3, struct fbcmap)
70 #define FBIOGETCMAP_SPARC _IOW('F', 4, struct fbcmap)
71 #else
72 #define FBIOPUTCMAP _IOW('F', 3, struct fbcmap)
73 #define FBIOGETCMAP _IOW('F', 4, struct fbcmap)
74 #endif
75 
76 /* # of device specific values */
77 #define FB_ATTR_NDEVSPECIFIC    8
78 /* # of possible emulations */
79 #define FB_ATTR_NEMUTYPES       4
80 
81 struct fbsattr {
82         int     flags;
83         int     emu_type;	/* -1 if none */
84         int     dev_specific[FB_ATTR_NDEVSPECIFIC];
85 };
86 
87 struct fbgattr {
88         int     real_type;	/* real frame buffer type */
89         int     owner;		/* unknown */
90         struct fbtype fbtype;	/* real frame buffer fbtype */
91         struct fbsattr sattr;
92         int     emu_types[FB_ATTR_NEMUTYPES]; /* supported emulations */
93 };
94 #define FBIOSATTR  _IOW('F', 5, struct fbgattr) /* Unsupported: */
95 #define FBIOGATTR  _IOR('F', 6, struct fbgattr)	/* supported */
96 
97 #define FBIOSVIDEO _IOW('F', 7, int)
98 #define FBIOGVIDEO _IOR('F', 8, int)
99 
100 struct fbcursor {
101         short set;              /* what to set, choose from the list above */
102         short enable;           /* cursor on/off */
103         struct fbcurpos pos;    /* cursor position */
104         struct fbcurpos hot;    /* cursor hot spot */
105         struct fbcmap cmap;     /* color map info */
106         struct fbcurpos size;   /* cursor bit map size */
107         char __user *image;     /* cursor image bits */
108         char __user *mask;      /* cursor mask bits */
109 };
110 
111 /* set/get cursor attributes/shape */
112 #define FBIOSCURSOR     _IOW('F', 24, struct fbcursor)
113 #define FBIOGCURSOR     _IOWR('F', 25, struct fbcursor)
114 
115 /* set/get cursor position */
116 #define FBIOSCURPOS     _IOW('F', 26, struct fbcurpos)
117 #define FBIOGCURPOS     _IOW('F', 27, struct fbcurpos)
118 
119 /* get max cursor size */
120 #define FBIOGCURMAX     _IOR('F', 28, struct fbcurpos)
121 
122 /* wid manipulation */
123 struct fb_wid_alloc {
124 #define FB_WID_SHARED_8		0
125 #define FB_WID_SHARED_24	1
126 #define FB_WID_DBL_8		2
127 #define FB_WID_DBL_24		3
128 	__u32	wa_type;
129 	__s32	wa_index;	/* Set on return */
130 	__u32	wa_count;
131 };
132 struct fb_wid_item {
133 	__u32	wi_type;
134 	__s32	wi_index;
135 	__u32	wi_attrs;
136 	__u32	wi_values[32];
137 };
138 struct fb_wid_list {
139 	__u32	wl_flags;
140 	__u32	wl_count;
141 	struct fb_wid_item	*wl_list;
142 };
143 
144 #define FBIO_WID_ALLOC	_IOWR('F', 30, struct fb_wid_alloc)
145 #define FBIO_WID_FREE	_IOW('F', 31, struct fb_wid_alloc)
146 #define FBIO_WID_PUT	_IOW('F', 32, struct fb_wid_list)
147 #define FBIO_WID_GET	_IOWR('F', 33, struct fb_wid_list)
148 
149 /* Creator ioctls */
150 #define FFB_IOCTL	('F'<<8)
151 #define FFB_SYS_INFO		(FFB_IOCTL|80)
152 #define FFB_CLUTREAD		(FFB_IOCTL|81)
153 #define FFB_CLUTPOST		(FFB_IOCTL|82)
154 #define FFB_SETDIAGMODE		(FFB_IOCTL|83)
155 #define FFB_GETMONITORID	(FFB_IOCTL|84)
156 #define FFB_GETVIDEOMODE	(FFB_IOCTL|85)
157 #define FFB_SETVIDEOMODE	(FFB_IOCTL|86)
158 #define FFB_SETSERVER		(FFB_IOCTL|87)
159 #define FFB_SETOVCTL		(FFB_IOCTL|88)
160 #define FFB_GETOVCTL		(FFB_IOCTL|89)
161 #define FFB_GETSAXNUM		(FFB_IOCTL|90)
162 #define FFB_FBDEBUG		(FFB_IOCTL|91)
163 
164 /* Cg14 ioctls */
165 #define MDI_IOCTL          ('M'<<8)
166 #define MDI_RESET          (MDI_IOCTL|1)
167 #define MDI_GET_CFGINFO    (MDI_IOCTL|2)
168 #define MDI_SET_PIXELMODE  (MDI_IOCTL|3)
169 #    define MDI_32_PIX     32
170 #    define MDI_16_PIX     16
171 #    define MDI_8_PIX      8
172 
173 struct mdi_cfginfo {
174 	int     mdi_ncluts;     /* Number of implemented CLUTs in this MDI */
175         int     mdi_type;       /* FBTYPE name */
176         int     mdi_height;     /* height */
177         int     mdi_width;      /* width */
178         int     mdi_size;       /* available ram */
179         int     mdi_mode;       /* 8bpp, 16bpp or 32bpp */
180         int     mdi_pixfreq;    /* pixel clock (from PROM) */
181 };
182 
183 /* SparcLinux specific ioctl for the MDI, should be replaced for
184  * the SET_XLUT/SET_CLUTn ioctls instead
185  */
186 #define MDI_CLEAR_XLUT       (MDI_IOCTL|9)
187 
188 /* leo & ffb ioctls */
189 struct fb_clut_alloc {
190 	__u32	clutid;	/* Set on return */
191  	__u32	flag;
192  	__u32	index;
193 };
194 
195 struct fb_clut {
196 #define FB_CLUT_WAIT	0x00000001	/* Not yet implemented */
197  	__u32	flag;
198  	__u32	clutid;
199  	__u32	offset;
200  	__u32	count;
201  	char *	red;
202  	char *	green;
203  	char *	blue;
204 };
205 
206 struct fb_clut32 {
207  	__u32	flag;
208  	__u32	clutid;
209  	__u32	offset;
210  	__u32	count;
211  	__u32	red;
212  	__u32	green;
213  	__u32	blue;
214 };
215 
216 #define LEO_CLUTALLOC	_IOWR('L', 53, struct fb_clut_alloc)
217 #define LEO_CLUTFREE	_IOW('L', 54, struct fb_clut_alloc)
218 #define LEO_CLUTREAD	_IOW('L', 55, struct fb_clut)
219 #define LEO_CLUTPOST	_IOW('L', 56, struct fb_clut)
220 #define LEO_SETGAMMA	_IOW('L', 68, int) /* Not yet implemented */
221 #define LEO_GETGAMMA	_IOR('L', 69, int) /* Not yet implemented */
222 
223 #ifdef __KERNEL__
224 /* Addresses on the fd of a cgsix that are mappable */
225 #define CG6_FBC    0x70000000
226 #define CG6_TEC    0x70001000
227 #define CG6_BTREGS 0x70002000
228 #define CG6_FHC    0x70004000
229 #define CG6_THC    0x70005000
230 #define CG6_ROM    0x70006000
231 #define CG6_RAM    0x70016000
232 #define CG6_DHC    0x80000000
233 
234 #define CG3_MMAP_OFFSET 0x4000000
235 
236 /* Addresses on the fd of a tcx that are mappable */
237 #define TCX_RAM8BIT   		0x00000000
238 #define TCX_RAM24BIT   		0x01000000
239 #define TCX_UNK3   		0x10000000
240 #define TCX_UNK4   		0x20000000
241 #define TCX_CONTROLPLANE   	0x28000000
242 #define TCX_UNK6   		0x30000000
243 #define TCX_UNK7   		0x38000000
244 #define TCX_TEC    		0x70000000
245 #define TCX_BTREGS 		0x70002000
246 #define TCX_THC    		0x70004000
247 #define TCX_DHC    		0x70008000
248 #define TCX_ALT	   		0x7000a000
249 #define TCX_SYNC   		0x7000e000
250 #define TCX_UNK2    		0x70010000
251 
252 /* CG14 definitions */
253 
254 /* Offsets into the OBIO space: */
255 #define CG14_REGS        0       /* registers */
256 #define CG14_CURSORREGS  0x1000  /* cursor registers */
257 #define CG14_DACREGS     0x2000  /* DAC registers */
258 #define CG14_XLUT        0x3000  /* X Look Up Table -- ??? */
259 #define CG14_CLUT1       0x4000  /* Color Look Up Table */
260 #define CG14_CLUT2       0x5000  /* Color Look Up Table */
261 #define CG14_CLUT3       0x6000  /* Color Look Up Table */
262 #define CG14_AUTO	 0xf000
263 
264 #endif /* KERNEL */
265 
266 /* These are exported to userland for applications to use */
267 /* Mappable offsets for the cg14: control registers */
268 #define MDI_DIRECT_MAP 0x10000000
269 #define MDI_CTLREG_MAP 0x20000000
270 #define MDI_CURSOR_MAP 0x30000000
271 #define MDI_SHDW_VRT_MAP 0x40000000
272 
273 /* Mappable offsets for the cg14: frame buffer resolutions */
274 /* 32 bits */
275 #define MDI_CHUNKY_XBGR_MAP 0x50000000
276 #define MDI_CHUNKY_BGR_MAP 0x60000000
277 
278 /* 16 bits */
279 #define MDI_PLANAR_X16_MAP 0x70000000
280 #define MDI_PLANAR_C16_MAP 0x80000000
281 
282 /* 8 bit is done as CG3 MMAP offset */
283 /* 32 bits, planar */
284 #define MDI_PLANAR_X32_MAP 0x90000000
285 #define MDI_PLANAR_B32_MAP 0xa0000000
286 #define MDI_PLANAR_G32_MAP 0xb0000000
287 #define MDI_PLANAR_R32_MAP 0xc0000000
288 
289 /* Mappable offsets on leo */
290 #define LEO_SS0_MAP            0x00000000
291 #define LEO_LC_SS0_USR_MAP     0x00800000
292 #define LEO_LD_SS0_MAP         0x00801000
293 #define LEO_LX_CURSOR_MAP      0x00802000
294 #define LEO_SS1_MAP            0x00803000
295 #define LEO_LC_SS1_USR_MAP     0x01003000
296 #define LEO_LD_SS1_MAP         0x01004000
297 #define LEO_UNK_MAP            0x01005000
298 #define LEO_LX_KRN_MAP         0x01006000
299 #define LEO_LC_SS0_KRN_MAP     0x01007000
300 #define LEO_LC_SS1_KRN_MAP     0x01008000
301 #define LEO_LD_GBL_MAP         0x01009000
302 #define LEO_UNK2_MAP           0x0100a000
303 
304 #ifdef __KERNEL__
305 struct  fbcmap32 {
306 	int             index;          /* first element (0 origin) */
307 	int             count;
308 	u32		red;
309 	u32		green;
310 	u32		blue;
311 };
312 
313 #define FBIOPUTCMAP32	_IOW('F', 3, struct fbcmap32)
314 #define FBIOGETCMAP32	_IOW('F', 4, struct fbcmap32)
315 
316 struct fbcursor32 {
317 	short set;		/* what to set, choose from the list above */
318 	short enable;		/* cursor on/off */
319 	struct fbcurpos pos;	/* cursor position */
320 	struct fbcurpos hot;	/* cursor hot spot */
321 	struct fbcmap32 cmap;	/* color map info */
322 	struct fbcurpos size;	/* cursor bit map size */
323 	u32	image;		/* cursor image bits */
324 	u32	mask;		/* cursor mask bits */
325 };
326 
327 #define FBIOSCURSOR32	_IOW('F', 24, struct fbcursor32)
328 #define FBIOGCURSOR32	_IOW('F', 25, struct fbcursor32)
329 #endif
330 
331 #endif /* __LINUX_FBIO_H */
332