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 #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, d, 0, 0, c) 63 #define fill_io(p, d, c) \ 64 bus_space_set_region_1(IA64_BUS_SPACE_MEM, d, 0, p, c) 65 #define fillw_io(p, d, c) \ 66 bus_space_set_region_2(IA64_BUS_SPACE_MEM, d, 0, p, c) 67 #define readw(a) \ 68 bus_space_read_2(IA64_BUS_SPACE_MEM, a, 0) 69 #define writew(a, v) \ 70 bus_space_write_2(IA64_BUS_SPACE_MEM, a, 0, v) 71 #define writel(a, v) \ 72 bus_space_write_4(IA64_BUS_SPACE_MEM, a, 0, v) 73 static __inline void 74 fillw(int val, uint16_t *buf, size_t size) 75 { 76 while (size--) 77 *buf++ = val; 78 } 79 #else /* !__i386__ && !__ia64__ && !__amd64__ */ 80 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) 81 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) 82 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) 83 #define bzero_io(d, c) memset_io((d), 0, (c)) 84 #define fill_io(p, d, c) memset_io((d), (p), (c)) 85 #define fillw(p, d, c) memsetw((d), (p), (c)) 86 #define fillw_io(p, d, c) memsetw_io((d), (p), (c)) 87 #endif /* !__i386__ */ 88 89 /* video function table */ 90 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); 91 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); 92 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); 93 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); 94 typedef int vi_set_mode_t(video_adapter_t *adp, int mode); 95 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, 96 u_char *data, int c, int count); 97 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, 98 u_char *data, int c, int count); 99 typedef int vi_show_font_t(video_adapter_t *adp, int page); 100 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); 101 typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); 102 typedef int vi_set_border_t(video_adapter_t *adp, int border); 103 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); 104 typedef int vi_load_state_t(video_adapter_t *adp, void *p); 105 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); 106 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); 107 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); 108 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, 109 int height, int celsize, int blink); 110 typedef int vi_blank_display_t(video_adapter_t *adp, int mode); 111 /* defined in sys/fbio.h 112 #define V_DISPLAY_ON 0 113 #define V_DISPLAY_BLANK 1 114 #define V_DISPLAY_STAND_BY 2 115 #define V_DISPLAY_SUSPEND 3 116 */ 117 typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, 118 vm_paddr_t *paddr, int prot); 119 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); 120 typedef int vi_clear_t(video_adapter_t *adp); 121 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, 122 int cx, int cy); 123 typedef int vi_bitblt_t(video_adapter_t *adp, ...); 124 typedef int vi_diag_t(video_adapter_t *adp, int level); 125 typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette); 126 typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette); 127 typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, 128 int n); 129 typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p, 130 u_int32_t a, int size, int bpp, int bit_ltor, 131 int byte_ltor); 132 typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c, 133 u_int8_t a); 134 typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, 135 int len); 136 typedef int vi_putm_t(video_adapter_t *adp, int x, int y, 137 u_int8_t *pixel_image, u_int32_t pixel_mask, int size); 138 139 typedef struct video_switch { 140 vi_probe_t *probe; 141 vi_init_t *init; 142 vi_get_info_t *get_info; 143 vi_query_mode_t *query_mode; 144 vi_set_mode_t *set_mode; 145 vi_save_font_t *save_font; 146 vi_load_font_t *load_font; 147 vi_show_font_t *show_font; 148 vi_save_palette_t *save_palette; 149 vi_load_palette_t *load_palette; 150 vi_set_border_t *set_border; 151 vi_save_state_t *save_state; 152 vi_load_state_t *load_state; 153 vi_set_win_org_t *set_win_org; 154 vi_read_hw_cursor_t *read_hw_cursor; 155 vi_set_hw_cursor_t *set_hw_cursor; 156 vi_set_hw_cursor_shape_t *set_hw_cursor_shape; 157 vi_blank_display_t *blank_display; 158 vi_mmap_t *mmap; 159 vi_ioctl_t *ioctl; 160 vi_clear_t *clear; 161 vi_fill_rect_t *fill_rect; 162 vi_bitblt_t *bitblt; 163 int (*reserved1)(void); 164 int (*reserved2)(void); 165 vi_diag_t *diag; 166 vi_save_cursor_palette_t *save_cursor_palette; 167 vi_load_cursor_palette_t *load_cursor_palette; 168 vi_copy_t *copy; 169 vi_putp_t *putp; 170 vi_putc_t *putc; 171 vi_puts_t *puts; 172 vi_putm_t *putm; 173 } video_switch_t; 174 175 #define save_palette(adp, pal) \ 176 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal)) 177 #define load_palette(adp, pal) \ 178 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal)) 179 #define get_mode_info(adp, mode, buf) \ 180 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf)) 181 #define set_video_mode(adp, mode) \ 182 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) 183 #define set_border(adp, border) \ 184 (*vidsw[(adp)->va_index]->set_border)((adp), (border)) 185 #define set_origin(adp, o) \ 186 (*vidsw[(adp)->va_index]->set_win_org)(adp, o) 187 188 /* XXX - add more macros */ 189 190 /* video driver */ 191 typedef struct video_driver { 192 char *name; 193 video_switch_t *vidsw; 194 int (*configure)(int); /* backdoor for the console driver */ 195 } video_driver_t; 196 197 #define VIDEO_DRIVER(name, sw, config) \ 198 static struct video_driver name##_driver = { \ 199 #name, &sw, config \ 200 }; \ 201 DATA_SET(videodriver_set, name##_driver); 202 203 /* global variables */ 204 extern struct video_switch **vidsw; 205 206 /* functions for the video card driver */ 207 int vid_register(video_adapter_t *adp); 208 int vid_unregister(video_adapter_t *adp); 209 video_switch_t *vid_get_switch(char *name); 210 void vid_init_struct(video_adapter_t *adp, char *name, int type, 211 int unit); 212 213 /* functions for the video card client */ 214 int vid_allocate(char *driver, int unit, void *id); 215 int vid_release(video_adapter_t *adp, void *id); 216 int vid_find_adapter(char *driver, int unit); 217 video_adapter_t *vid_get_adapter(int index); 218 219 /* a backdoor for the console driver to tickle the video driver XXX */ 220 int vid_configure(int flags); 221 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ 222 223 #ifdef FB_INSTALL_CDEV 224 225 /* virtual frame buffer driver functions */ 226 int fb_attach(dev_t dev, video_adapter_t *adp, 227 struct cdevsw *cdevsw); 228 int fb_detach(dev_t dev, video_adapter_t *adp, 229 struct cdevsw *cdevsw); 230 231 /* generic frame buffer cdev driver functions */ 232 233 typedef struct genfb_softc { 234 int gfb_flags; /* flag/status bits */ 235 #define FB_OPEN (1 << 0) 236 } genfb_softc_t; 237 238 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, 239 int flag, int mode, struct thread *td); 240 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, 241 int flag, int mode, struct thread *td); 242 int genfbread(genfb_softc_t *sc, video_adapter_t *adp, 243 struct uio *uio, int flag); 244 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, 245 struct uio *uio, int flag); 246 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, 247 u_long cmd, caddr_t arg, int flag, struct thread *td); 248 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, 249 vm_offset_t offset, vm_offset_t *paddr, int prot); 250 251 #endif /* FB_INSTALL_CDEV */ 252 253 /* generic low-level driver functions */ 254 255 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); 256 void fb_dump_mode_info(char *driver, video_adapter_t *adp, 257 video_info_t *info, int level); 258 int fb_type(int adp_type); 259 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); 260 261 #endif /* _KERNEL */ 262 263 #endif /* !_DEV_FB_FBREG_H_ */ 264