2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #ifndef _DEV_FB_FBREG_H_
30 #define _DEV_FB_FBREG_H_
34 #define V_MAX_ADAPTERS 8 /* XXX */
38 #define bcopy_io(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
39 #define bcopy_toio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
40 #define bcopy_fromio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
41 #define bzero_io(d, c) generic_bzero((void *)(d), (c))
42 #define fill_io(p, d, c) fill((p), (void *)(d), (c))
43 #define fillw_io(p, d, c) fillw((p), (void *)(d), (c))
44 void generic_bcopy(const void *s, void *d, size_t c);
45 void generic_bzero(void *d, size_t c);
46 #elif defined(__amd64__)
47 #define bcopy_io(s, d, c) bcopy((void *)(s), (void *)(d), (c))
48 #define bcopy_toio(s, d, c) bcopy((void *)(s), (void *)(d), (c))
49 #define bcopy_fromio(s, d, c) bcopy((void *)(s), (void *)(d), (c))
50 #define bzero_io(d, c) bzero((void *)(d), (c))
51 #define fill_io(p, d, c) fill((p), (void *)(d), (c))
52 #define fillw_io(p, d, c) fillw((p), (void *)(d), (c))
53 #elif defined(__ia64__) || defined(__sparc64__)
55 #include <machine/bus.h>
56 #define bcopy_fromio(s, d, c) \
57 bus_space_read_region_1(IA64_BUS_SPACE_MEM, s, 0, (void*)(d), c)
58 #define bcopy_io(s, d, c) \
59 bus_space_copy_region_1(IA64_BUS_SPACE_MEM, s, 0, d, 0, c)
60 #define bcopy_toio(s, d, c) \
61 bus_space_write_region_1(IA64_BUS_SPACE_MEM, d, 0, (void*)(s), c)
62 #define bzero_io(d, c) \
63 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, 0, c)
64 #define fill_io(p, d, c) \
65 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c)
66 #define fillw_io(p, d, c) \
67 bus_space_set_region_2(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c)
68 #define readb(a) bus_space_read_1(IA64_BUS_SPACE_MEM, a, 0)
69 #define readw(a) bus_space_read_2(IA64_BUS_SPACE_MEM, a, 0)
70 #define writeb(a, v) bus_space_write_1(IA64_BUS_SPACE_MEM, a, 0, v)
71 #define writew(a, v) bus_space_write_2(IA64_BUS_SPACE_MEM, a, 0, v)
72 #define writel(a, v) bus_space_write_4(IA64_BUS_SPACE_MEM, a, 0, v)
75 fillw(int val, uint16_t *buf, size_t size)
80 #elif defined(__powerpc__)
82 #define bcopy_io(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c))
83 #define bcopy_toio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c))
84 #define bcopy_fromio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c))
85 #define bzero_io(d, c) ofwfb_bzero((void *)(d), (c))
86 #define fillw(p, d, c) ofwfb_fillw((p), (void *)(d), (c))
87 #define fillw_io(p, d, c) ofwfb_fillw((p), (void *)(d), (c))
88 #define readw(a) ofwfb_readw((u_int16_t *)(a))
89 #define writew(a, v) ofwfb_writew((u_int16_t *)(a), (v))
90 void ofwfb_bcopy(const void *s, void *d, size_t c);
91 void ofwfb_bzero(void *d, size_t c);
92 void ofwfb_fillw(int pat, void *base, size_t cnt);
93 u_int16_t ofwfb_readw(u_int16_t *addr);
94 void ofwfb_writew(u_int16_t *addr, u_int16_t val);
96 #else /* !__i386__ && !__amd64__ && !__ia64__ && !__sparc64__ && !__powerpc__ */
97 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c))
98 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c))
99 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c))
100 #define bzero_io(d, c) memset_io((d), 0, (c))
101 #define fill_io(p, d, c) memset_io((d), (p), (c))
102 #define fillw(p, d, c) memsetw((d), (p), (c))
103 #define fillw_io(p, d, c) memsetw_io((d), (p), (c))
104 #endif /* !__i386__ */
106 /* video function table */
107 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags);
108 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags);
109 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info);
110 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info);
111 typedef int vi_set_mode_t(video_adapter_t *adp, int mode);
112 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, int width,
113 u_char *data, int c, int count);
114 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, int width,
115 u_char *data, int c, int count);
116 typedef int vi_show_font_t(video_adapter_t *adp, int page);
117 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette);
118 typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette);
119 typedef int vi_set_border_t(video_adapter_t *adp, int border);
120 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size);
121 typedef int vi_load_state_t(video_adapter_t *adp, void *p);
122 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset);
123 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row);
124 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row);
125 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base,
126 int height, int celsize, int blink);
127 typedef int vi_blank_display_t(video_adapter_t *adp, int mode);
128 /* defined in sys/fbio.h
129 #define V_DISPLAY_ON 0
130 #define V_DISPLAY_BLANK 1
131 #define V_DISPLAY_STAND_BY 2
132 #define V_DISPLAY_SUSPEND 3
134 typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset,
135 vm_paddr_t *paddr, int prot);
136 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data);
137 typedef int vi_clear_t(video_adapter_t *adp);
138 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y,
140 typedef int vi_bitblt_t(video_adapter_t *adp, ...);
141 typedef int vi_diag_t(video_adapter_t *adp, int level);
142 typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette);
143 typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette);
144 typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst,
146 typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p,
147 u_int32_t a, int size, int bpp, int bit_ltor,
149 typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c,
151 typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s,
153 typedef int vi_putm_t(video_adapter_t *adp, int x, int y, u_int8_t *pixel_image,
154 u_int32_t pixel_mask, int size, int width);
156 typedef struct video_switch {
159 vi_get_info_t *get_info;
160 vi_query_mode_t *query_mode;
161 vi_set_mode_t *set_mode;
162 vi_save_font_t *save_font;
163 vi_load_font_t *load_font;
164 vi_show_font_t *show_font;
165 vi_save_palette_t *save_palette;
166 vi_load_palette_t *load_palette;
167 vi_set_border_t *set_border;
168 vi_save_state_t *save_state;
169 vi_load_state_t *load_state;
170 vi_set_win_org_t *set_win_org;
171 vi_read_hw_cursor_t *read_hw_cursor;
172 vi_set_hw_cursor_t *set_hw_cursor;
173 vi_set_hw_cursor_shape_t *set_hw_cursor_shape;
174 vi_blank_display_t *blank_display;
178 vi_fill_rect_t *fill_rect;
180 int (*reserved1)(void);
181 int (*reserved2)(void);
183 vi_save_cursor_palette_t *save_cursor_palette;
184 vi_load_cursor_palette_t *load_cursor_palette;
192 #define save_palette(adp, pal) \
193 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal))
194 #define load_palette(adp, pal) \
195 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal))
196 #define get_mode_info(adp, mode, buf) \
197 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf))
198 #define set_video_mode(adp, mode) \
199 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode))
200 #define set_border(adp, border) \
201 (*vidsw[(adp)->va_index]->set_border)((adp), (border))
202 #define set_origin(adp, o) \
203 (*vidsw[(adp)->va_index]->set_win_org)(adp, o)
205 /* XXX - add more macros */
208 typedef struct video_driver {
210 video_switch_t *vidsw;
211 int (*configure)(int); /* backdoor for the console driver */
214 #define VIDEO_DRIVER(name, sw, config) \
215 static struct video_driver name##_driver = { \
218 DATA_SET(videodriver_set, name##_driver);
220 /* global variables */
221 extern struct video_switch **vidsw;
223 /* functions for the video card driver */
224 int vid_register(video_adapter_t *adp);
225 int vid_unregister(video_adapter_t *adp);
226 video_switch_t *vid_get_switch(char *name);
227 void vid_init_struct(video_adapter_t *adp, char *name, int type,
230 /* functions for the video card client */
231 int vid_allocate(char *driver, int unit, void *id);
232 int vid_release(video_adapter_t *adp, void *id);
233 int vid_find_adapter(char *driver, int unit);
234 video_adapter_t *vid_get_adapter(int index);
236 /* a backdoor for the console driver to tickle the video driver XXX */
237 int vid_configure(int flags);
238 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */
240 #ifdef FB_INSTALL_CDEV
242 /* virtual frame buffer driver functions */
243 int fb_attach(int unit, video_adapter_t *adp,
244 struct cdevsw *cdevsw);
245 int fb_detach(int unit, video_adapter_t *adp,
246 struct cdevsw *cdevsw);
248 /* generic frame buffer cdev driver functions */
250 typedef struct genfb_softc {
251 int gfb_flags; /* flag/status bits */
252 #define FB_OPEN (1 << 0)
255 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp,
256 int flag, int mode, struct thread *td);
257 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp,
258 int flag, int mode, struct thread *td);
259 int genfbread(genfb_softc_t *sc, video_adapter_t *adp,
260 struct uio *uio, int flag);
261 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp,
262 struct uio *uio, int flag);
263 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp,
264 u_long cmd, caddr_t arg, int flag, struct thread *td);
265 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp,
266 vm_offset_t offset, vm_offset_t *paddr, int prot);
268 #endif /* FB_INSTALL_CDEV */
270 /* generic low-level driver functions */
272 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level);
273 void fb_dump_mode_info(char *driver, video_adapter_t *adp,
274 video_info_t *info, int level);
275 int fb_type(int adp_type);
276 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg);
280 #endif /* !_DEV_FB_FBREG_H_ */