| 1 | /*- |
| 2 | * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 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. |
| 14 | * |
| 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. |
| 25 | * |
| 26 | * $FreeBSD: src/sys/dev/fb/fbreg.h,v 1.6 1999/12/29 04:35:36 peter Exp $ |
| 27 | * $DragonFly: src/sys/dev/video/fb/fbreg.h,v 1.3 2003/07/21 07:57:40 dillon Exp $ |
| 28 | */ |
| 29 | |
| 30 | #ifndef _DEV_FB_FBREG_H_ |
| 31 | #define _DEV_FB_FBREG_H_ |
| 32 | |
| 33 | #ifdef _KERNEL |
| 34 | |
| 35 | #define V_MAX_ADAPTERS 8 /* XXX */ |
| 36 | |
| 37 | /* some macros */ |
| 38 | #ifdef __i386__ |
| 39 | #define bcopy_io(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c)) |
| 40 | #define bcopy_toio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c)) |
| 41 | #define bcopy_fromio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c)) |
| 42 | #define bzero_io(d, c) generic_bzero((void *)(d), (c)) |
| 43 | #define fill_io(p, d, c) fill((p), (void *)(d), (c)) |
| 44 | #define fillw_io(p, d, c) fillw((p), (void *)(d), (c)) |
| 45 | void generic_bcopy(const void *s, void *d, size_t c); |
| 46 | void generic_bzero(void *d, size_t c); |
| 47 | #else /* !__i386__ */ |
| 48 | #define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) |
| 49 | #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) |
| 50 | #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) |
| 51 | #define bzero_io(d, c) memset_io((d), 0, (c)) |
| 52 | #define fill_io(p, d, c) memset_io((d), (p), (c)) |
| 53 | #define fillw(p, d, c) memsetw((d), (p), (c)) |
| 54 | #define fillw_io(p, d, c) memsetw_io((d), (p), (c)) |
| 55 | #endif /* !__i386__ */ |
| 56 | |
| 57 | /* video function table */ |
| 58 | typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); |
| 59 | typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); |
| 60 | typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); |
| 61 | typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); |
| 62 | typedef int vi_set_mode_t(video_adapter_t *adp, int mode); |
| 63 | typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, |
| 64 | u_char *data, int c, int count); |
| 65 | typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, |
| 66 | u_char *data, int c, int count); |
| 67 | typedef int vi_show_font_t(video_adapter_t *adp, int page); |
| 68 | typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); |
| 69 | typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); |
| 70 | typedef int vi_set_border_t(video_adapter_t *adp, int border); |
| 71 | typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); |
| 72 | typedef int vi_load_state_t(video_adapter_t *adp, void *p); |
| 73 | typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); |
| 74 | typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); |
| 75 | typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); |
| 76 | typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, |
| 77 | int height, int celsize, int blink); |
| 78 | typedef int vi_blank_display_t(video_adapter_t *adp, int mode); |
| 79 | #define V_DISPLAY_ON 0 |
| 80 | #define V_DISPLAY_BLANK 1 |
| 81 | #define V_DISPLAY_STAND_BY 2 |
| 82 | #define V_DISPLAY_SUSPEND 3 |
| 83 | typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, int prot); |
| 84 | typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); |
| 85 | typedef int vi_clear_t(video_adapter_t *adp); |
| 86 | typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, |
| 87 | int cx, int cy); |
| 88 | typedef int vi_bitblt_t(video_adapter_t *adp,...); |
| 89 | typedef int vi_diag_t(video_adapter_t *adp, int level); |
| 90 | |
| 91 | typedef struct video_switch { |
| 92 | vi_probe_t *probe; |
| 93 | vi_init_t *init; |
| 94 | vi_get_info_t *get_info; |
| 95 | vi_query_mode_t *query_mode; |
| 96 | vi_set_mode_t *set_mode; |
| 97 | vi_save_font_t *save_font; |
| 98 | vi_load_font_t *load_font; |
| 99 | vi_show_font_t *show_font; |
| 100 | vi_save_palette_t *save_palette; |
| 101 | vi_load_palette_t *load_palette; |
| 102 | vi_set_border_t *set_border; |
| 103 | vi_save_state_t *save_state; |
| 104 | vi_load_state_t *load_state; |
| 105 | vi_set_win_org_t *set_win_org; |
| 106 | vi_read_hw_cursor_t *read_hw_cursor; |
| 107 | vi_set_hw_cursor_t *set_hw_cursor; |
| 108 | vi_set_hw_cursor_shape_t *set_hw_cursor_shape; |
| 109 | vi_blank_display_t *blank_display; |
| 110 | vi_mmap_t *mmap; |
| 111 | vi_ioctl_t *ioctl; |
| 112 | vi_clear_t *clear; |
| 113 | vi_fill_rect_t *fill_rect; |
| 114 | vi_bitblt_t *bitblt; |
| 115 | int (*reserved1)(void); |
| 116 | int (*reserved2)(void); |
| 117 | vi_diag_t *diag; |
| 118 | } video_switch_t; |
| 119 | |
| 120 | #define save_palette(adp, pal) \ |
| 121 | (*vidsw[(adp)->va_index]->save_palette)((adp), (pal)) |
| 122 | #define load_palette(adp, pal) \ |
| 123 | (*vidsw[(adp)->va_index]->load_palette)((adp), (pal)) |
| 124 | #define get_mode_info(adp, mode, buf) \ |
| 125 | (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf)) |
| 126 | #define set_video_mode(adp, mode) \ |
| 127 | (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) |
| 128 | #if 0 /* XXX conflicts with syscons' set_border() */ |
| 129 | #define set_border(adp, border) \ |
| 130 | (*vidsw[(adp)->va_index]->set_border)((adp), (border)) |
| 131 | #endif |
| 132 | #define set_origin(adp, o) \ |
| 133 | (*vidsw[(adp)->va_index]->set_win_org)(adp, o) |
| 134 | |
| 135 | /* XXX - add more macros */ |
| 136 | |
| 137 | /* video driver */ |
| 138 | typedef struct video_driver { |
| 139 | char *name; |
| 140 | video_switch_t *vidsw; |
| 141 | int (*configure)(int); /* backdoor for the console driver */ |
| 142 | } video_driver_t; |
| 143 | |
| 144 | #define VIDEO_DRIVER(name, sw, config) \ |
| 145 | static struct video_driver name##_driver = { \ |
| 146 | #name, &sw, config \ |
| 147 | }; \ |
| 148 | DATA_SET(videodriver_set, name##_driver); |
| 149 | |
| 150 | /* global variables */ |
| 151 | extern struct video_switch **vidsw; |
| 152 | extern struct linker_set videodriver_set; |
| 153 | |
| 154 | /* functions for the video card driver */ |
| 155 | int vid_register(video_adapter_t *adp); |
| 156 | int vid_unregister(video_adapter_t *adp); |
| 157 | video_switch_t *vid_get_switch(char *name); |
| 158 | void vid_init_struct(video_adapter_t *adp, char *name, int type, |
| 159 | int unit); |
| 160 | |
| 161 | /* functions for the video card client */ |
| 162 | int vid_allocate(char *driver, int unit, void *id); |
| 163 | int vid_release(video_adapter_t *adp, void *id); |
| 164 | int vid_find_adapter(char *driver, int unit); |
| 165 | video_adapter_t *vid_get_adapter(int index); |
| 166 | |
| 167 | /* a backdoor for the console driver to tickle the video driver XXX */ |
| 168 | int vid_configure(int flags); |
| 169 | #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ |
| 170 | |
| 171 | #ifdef FB_INSTALL_CDEV |
| 172 | |
| 173 | /* virtual frame buffer driver functions */ |
| 174 | int fb_attach(dev_t dev, video_adapter_t *adp, |
| 175 | struct cdevsw *cdevsw); |
| 176 | int fb_detach(dev_t dev, video_adapter_t *adp, |
| 177 | struct cdevsw *cdevsw); |
| 178 | |
| 179 | /* generic frame buffer cdev driver functions */ |
| 180 | |
| 181 | typedef struct genfb_softc { |
| 182 | int gfb_flags; /* flag/status bits */ |
| 183 | #define FB_OPEN (1 << 0) |
| 184 | } genfb_softc_t; |
| 185 | |
| 186 | int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, |
| 187 | int flag, int mode, struct thread *td); |
| 188 | int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, |
| 189 | int flag, int mode, struct thread *td); |
| 190 | int genfbread(genfb_softc_t *sc, video_adapter_t *adp, |
| 191 | struct uio *uio, int flag); |
| 192 | int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, |
| 193 | struct uio *uio, int flag); |
| 194 | int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, |
| 195 | u_long cmd, caddr_t arg, int flag, struct thread *td); |
| 196 | int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, |
| 197 | vm_offset_t offset, int prot); |
| 198 | |
| 199 | #endif /* FB_INSTALL_CDEV */ |
| 200 | |
| 201 | /* generic low-level driver functions */ |
| 202 | |
| 203 | void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); |
| 204 | void fb_dump_mode_info(char *driver, video_adapter_t *adp, |
| 205 | video_info_t *info, int level); |
| 206 | int fb_type(int adp_type); |
| 207 | int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); |
| 208 | |
| 209 | #endif /* _KERNEL */ |
| 210 | |
| 211 | #endif /* !_DEV_FB_FBREG_H_ */ |