Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/fb/fbreg.h
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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: releng/5.2/sys/dev/fb/fbreg.h 120465 2003-09-26 10:41:44Z phk $ 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 #elif __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 __ia64__ 54 #include <machine/bus.h> 55 #define bcopy_fromio(s, d, c) \ 56 bus_space_read_region_1(IA64_BUS_SPACE_MEM, s, 0, (void*)(d), c) 57 #define bcopy_io(s, d, c) \ 58 bus_space_copy_region_1(IA64_BUS_SPACE_MEM, s, 0, d, 0, c) 59 #define bcopy_toio(s, d, c) \ 60 bus_space_write_region_1(IA64_BUS_SPACE_MEM, d, 0, (void*)(s), c) 61 #define bzero_io(d, c) \ 62 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, 0, c) 63 #define fill_io(p, d, c) \ 64 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c) 65 #define fillw_io(p, d, c) \ 66 bus_space_set_region_2(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c) 67 #define readb(a) bus_space_read_1(IA64_BUS_SPACE_MEM, a, 0) 68 #define readw(a) bus_space_read_2(IA64_BUS_SPACE_MEM, a, 0) 69 #define writeb(a, v) bus_space_write_1(IA64_BUS_SPACE_MEM, a, 0, v) 70 #define writew(a, v) bus_space_write_2(IA64_BUS_SPACE_MEM, a, 0, v) 71 #define writel(a, v) bus_space_write_4(IA64_BUS_SPACE_MEM, a, 0, v) 72 static __inline void 73 fillw(int val, uint16_t *buf, size_t size) 74 { 75 while (size--) 76 *buf++ = val; 77 } 78 #else /* !__i386__ && !__ia64__ && !__amd64__ */ 79 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) 80 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) 81 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) 82 #define bzero_io(d, c) memset_io((d), 0, (c)) 83 #define fill_io(p, d, c) memset_io((d), (p), (c)) 84 #define fillw(p, d, c) memsetw((d), (p), (c)) 85 #define fillw_io(p, d, c) memsetw_io((d), (p), (c)) 86 #endif /* !__i386__ */ 87 88 /* video function table */ 89 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); 90 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); 91 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); 92 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); 93 typedef int vi_set_mode_t(video_adapter_t *adp, int mode); 94 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, 95 u_char *data, int c, int count); 96 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, 97 u_char *data, int c, int count); 98 typedef int vi_show_font_t(video_adapter_t *adp, int page); 99 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); 100 typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); 101 typedef int vi_set_border_t(video_adapter_t *adp, int border); 102 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); 103 typedef int vi_load_state_t(video_adapter_t *adp, void *p); 104 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); 105 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); 106 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); 107 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, 108 int height, int celsize, int blink); 109 typedef int vi_blank_display_t(video_adapter_t *adp, int mode); 110 /* defined in sys/fbio.h 111 #define V_DISPLAY_ON 0 112 #define V_DISPLAY_BLANK 1 113 #define V_DISPLAY_STAND_BY 2 114 #define V_DISPLAY_SUSPEND 3 115 */ 116 typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, 117 vm_paddr_t *paddr, int prot); 118 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); 119 typedef int vi_clear_t(video_adapter_t *adp); 120 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, 121 int cx, int cy); 122 typedef int vi_bitblt_t(video_adapter_t *adp, ...); 123 typedef int vi_diag_t(video_adapter_t *adp, int level); 124 typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette); 125 typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette); 126 typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, 127 int n); 128 typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p, 129 u_int32_t a, int size, int bpp, int bit_ltor, 130 int byte_ltor); 131 typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c, 132 u_int8_t a); 133 typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, 134 int len); 135 typedef int vi_putm_t(video_adapter_t *adp, int x, int y, 136 u_int8_t *pixel_image, u_int32_t pixel_mask, int size); 137 138 typedef struct video_switch { 139 vi_probe_t *probe; 140 vi_init_t *init; 141 vi_get_info_t *get_info; 142 vi_query_mode_t *query_mode; 143 vi_set_mode_t *set_mode; 144 vi_save_font_t *save_font; 145 vi_load_font_t *load_font; 146 vi_show_font_t *show_font; 147 vi_save_palette_t *save_palette; 148 vi_load_palette_t *load_palette; 149 vi_set_border_t *set_border; 150 vi_save_state_t *save_state; 151 vi_load_state_t *load_state; 152 vi_set_win_org_t *set_win_org; 153 vi_read_hw_cursor_t *read_hw_cursor; 154 vi_set_hw_cursor_t *set_hw_cursor; 155 vi_set_hw_cursor_shape_t *set_hw_cursor_shape; 156 vi_blank_display_t *blank_display; 157 vi_mmap_t *mmap; 158 vi_ioctl_t *ioctl; 159 vi_clear_t *clear; 160 vi_fill_rect_t *fill_rect; 161 vi_bitblt_t *bitblt; 162 int (*reserved1)(void); 163 int (*reserved2)(void); 164 vi_diag_t *diag; 165 vi_save_cursor_palette_t *save_cursor_palette; 166 vi_load_cursor_palette_t *load_cursor_palette; 167 vi_copy_t *copy; 168 vi_putp_t *putp; 169 vi_putc_t *putc; 170 vi_puts_t *puts; 171 vi_putm_t *putm; 172 } video_switch_t; 173 174 #define save_palette(adp, pal) \ 175 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal)) 176 #define load_palette(adp, pal) \ 177 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal)) 178 #define get_mode_info(adp, mode, buf) \ 179 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf)) 180 #define set_video_mode(adp, mode) \ 181 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) 182 #define set_border(adp, border) \ 183 (*vidsw[(adp)->va_index]->set_border)((adp), (border)) 184 #define set_origin(adp, o) \ 185 (*vidsw[(adp)->va_index]->set_win_org)(adp, o) 186 187 /* XXX - add more macros */ 188 189 /* video driver */ 190 typedef struct video_driver { 191 char *name; 192 video_switch_t *vidsw; 193 int (*configure)(int); /* backdoor for the console driver */ 194 } video_driver_t; 195 196 #define VIDEO_DRIVER(name, sw, config) \ 197 static struct video_driver name##_driver = { \ 198 #name, &sw, config \ 199 }; \ 200 DATA_SET(videodriver_set, name##_driver); 201 202 /* global variables */ 203 extern struct video_switch **vidsw; 204 205 /* functions for the video card driver */ 206 int vid_register(video_adapter_t *adp); 207 int vid_unregister(video_adapter_t *adp); 208 video_switch_t *vid_get_switch(char *name); 209 void vid_init_struct(video_adapter_t *adp, char *name, int type, 210 int unit); 211 212 /* functions for the video card client */ 213 int vid_allocate(char *driver, int unit, void *id); 214 int vid_release(video_adapter_t *adp, void *id); 215 int vid_find_adapter(char *driver, int unit); 216 video_adapter_t *vid_get_adapter(int index); 217 218 /* a backdoor for the console driver to tickle the video driver XXX */ 219 int vid_configure(int flags); 220 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ 221 222 #ifdef FB_INSTALL_CDEV 223 224 /* virtual frame buffer driver functions */ 225 int fb_attach(int unit, video_adapter_t *adp, 226 struct cdevsw *cdevsw); 227 int fb_detach(int unit, video_adapter_t *adp, 228 struct cdevsw *cdevsw); 229 230 /* generic frame buffer cdev driver functions */ 231 232 typedef struct genfb_softc { 233 int gfb_flags; /* flag/status bits */ 234 #define FB_OPEN (1 << 0) 235 } genfb_softc_t; 236 237 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, 238 int flag, int mode, struct thread *td); 239 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, 240 int flag, int mode, struct thread *td); 241 int genfbread(genfb_softc_t *sc, video_adapter_t *adp, 242 struct uio *uio, int flag); 243 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, 244 struct uio *uio, int flag); 245 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, 246 u_long cmd, caddr_t arg, int flag, struct thread *td); 247 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, 248 vm_offset_t offset, vm_offset_t *paddr, int prot); 249 250 #endif /* FB_INSTALL_CDEV */ 251 252 /* generic low-level driver functions */ 253 254 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); 255 void fb_dump_mode_info(char *driver, video_adapter_t *adp, 256 video_info_t *info, int level); 257 int fb_type(int adp_type); 258 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); 259 260 #endif /* _KERNEL */ 261 262 #endif /* !_DEV_FB_FBREG_H_ */
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