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 * $FreeBSD$ 27 */ 28 29 #ifndef _DEV_FB_FBREG_H_ 30 #define _DEV_FB_FBREG_H_ 31 32 #ifdef _KERNEL 33 34 #define V_MAX_ADAPTERS 8 /* XXX */ 35 36 /* some macros */ 37 #ifdef __i386__ 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 #else /* !__i386__ */ 47 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) 48 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) 49 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) 50 #define bzero_io(d, c) memset_io((d), 0, (c)) 51 #define fill_io(p, d, c) memset_io((d), (p), (c)) 52 #define fillw(p, d, c) memsetw((d), (p), (c)) 53 #define fillw_io(p, d, c) memsetw_io((d), (p), (c)) 54 #endif /* !__i386__ */ 55 56 /* video function table */ 57 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); 58 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); 59 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); 60 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); 61 typedef int vi_set_mode_t(video_adapter_t *adp, int mode); 62 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, 63 u_char *data, int c, int count); 64 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, 65 u_char *data, int c, int count); 66 typedef int vi_show_font_t(video_adapter_t *adp, int page); 67 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); 68 typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); 69 typedef int vi_set_border_t(video_adapter_t *adp, int border); 70 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); 71 typedef int vi_load_state_t(video_adapter_t *adp, void *p); 72 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); 73 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); 74 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); 75 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, 76 int height, int celsize, int blink); 77 typedef int vi_blank_display_t(video_adapter_t *adp, int mode); 78 /* defined in sys/fbio.h 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 */ 84 typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, 85 vm_paddr_t *paddr, int prot); 86 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); 87 typedef int vi_clear_t(video_adapter_t *adp); 88 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, 89 int cx, int cy); 90 typedef int vi_bitblt_t(video_adapter_t *adp, ...); 91 typedef int vi_diag_t(video_adapter_t *adp, int level); 92 typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette); 93 typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette); 94 typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, 95 int n); 96 typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p, 97 u_int32_t a, int size, int bpp, int bit_ltor, 98 int byte_ltor); 99 typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c, 100 u_int8_t a); 101 typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, 102 int len); 103 typedef int vi_putm_t(video_adapter_t *adp, int x, int y, 104 u_int8_t *pixel_image, u_int32_t pixel_mask, int size); 105 106 typedef struct video_switch { 107 vi_probe_t *probe; 108 vi_init_t *init; 109 vi_get_info_t *get_info; 110 vi_query_mode_t *query_mode; 111 vi_set_mode_t *set_mode; 112 vi_save_font_t *save_font; 113 vi_load_font_t *load_font; 114 vi_show_font_t *show_font; 115 vi_save_palette_t *save_palette; 116 vi_load_palette_t *load_palette; 117 vi_set_border_t *set_border; 118 vi_save_state_t *save_state; 119 vi_load_state_t *load_state; 120 vi_set_win_org_t *set_win_org; 121 vi_read_hw_cursor_t *read_hw_cursor; 122 vi_set_hw_cursor_t *set_hw_cursor; 123 vi_set_hw_cursor_shape_t *set_hw_cursor_shape; 124 vi_blank_display_t *blank_display; 125 vi_mmap_t *mmap; 126 vi_ioctl_t *ioctl; 127 vi_clear_t *clear; 128 vi_fill_rect_t *fill_rect; 129 vi_bitblt_t *bitblt; 130 int (*reserved1)(void); 131 int (*reserved2)(void); 132 vi_diag_t *diag; 133 vi_save_cursor_palette_t *save_cursor_palette; 134 vi_load_cursor_palette_t *load_cursor_palette; 135 vi_copy_t *copy; 136 vi_putp_t *putp; 137 vi_putc_t *putc; 138 vi_puts_t *puts; 139 vi_putm_t *putm; 140 } video_switch_t; 141 142 #define save_palette(adp, pal) \ 143 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal)) 144 #define load_palette(adp, pal) \ 145 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal)) 146 #define get_mode_info(adp, mode, buf) \ 147 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf)) 148 #define set_video_mode(adp, mode) \ 149 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) 150 #define set_border(adp, border) \ 151 (*vidsw[(adp)->va_index]->set_border)((adp), (border)) 152 #define set_origin(adp, o) \ 153 (*vidsw[(adp)->va_index]->set_win_org)(adp, o) 154 155 /* XXX - add more macros */ 156 157 /* video driver */ 158 typedef struct video_driver { 159 char *name; 160 video_switch_t *vidsw; 161 int (*configure)(int); /* backdoor for the console driver */ 162 } video_driver_t; 163 164 #define VIDEO_DRIVER(name, sw, config) \ 165 static struct video_driver name##_driver = { \ 166 #name, &sw, config \ 167 }; \ 168 DATA_SET(videodriver_set, name##_driver); 169 170 /* global variables */ 171 extern struct video_switch **vidsw; 172 173 /* functions for the video card driver */ 174 int vid_register(video_adapter_t *adp); 175 int vid_unregister(video_adapter_t *adp); 176 video_switch_t *vid_get_switch(char *name); 177 void vid_init_struct(video_adapter_t *adp, char *name, int type, 178 int unit); 179 180 /* functions for the video card client */ 181 int vid_allocate(char *driver, int unit, void *id); 182 int vid_release(video_adapter_t *adp, void *id); 183 int vid_find_adapter(char *driver, int unit); 184 video_adapter_t *vid_get_adapter(int index); 185 186 /* a backdoor for the console driver to tickle the video driver XXX */ 187 int vid_configure(int flags); 188 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ 189 190 #ifdef FB_INSTALL_CDEV 191 192 /* virtual frame buffer driver functions */ 193 int fb_attach(dev_t dev, video_adapter_t *adp, 194 struct cdevsw *cdevsw); 195 int fb_detach(dev_t dev, video_adapter_t *adp, 196 struct cdevsw *cdevsw); 197 198 /* generic frame buffer cdev driver functions */ 199 200 typedef struct genfb_softc { 201 int gfb_flags; /* flag/status bits */ 202 #define FB_OPEN (1 << 0) 203 } genfb_softc_t; 204 205 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, 206 int flag, int mode, struct thread *td); 207 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, 208 int flag, int mode, struct thread *td); 209 int genfbread(genfb_softc_t *sc, video_adapter_t *adp, 210 struct uio *uio, int flag); 211 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, 212 struct uio *uio, int flag); 213 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, 214 u_long cmd, caddr_t arg, int flag, struct thread *td); 215 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, 216 vm_offset_t offset, vm_offset_t *paddr, int prot); 217 218 #endif /* FB_INSTALL_CDEV */ 219 220 /* generic low-level driver functions */ 221 222 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); 223 void fb_dump_mode_info(char *driver, video_adapter_t *adp, 224 video_info_t *info, int level); 225 int fb_type(int adp_type); 226 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); 227 228 #endif /* _KERNEL */ 229 230 #endif /* !_DEV_FB_FBREG_H_ */ 231