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 #if defined(__amd64__) || defined(__i386__) 38 39 static __inline void 40 copyw(uint16_t *src, uint16_t *dst, size_t size) 41 { 42 while (size--) 43 *dst++ = *src++; 44 } 45 #define bcopy_io(s, d, c) copyw((void*)(s), (void*)(d), (c)) 46 #define bcopy_toio(s, d, c) copyw((void*)(s), (void*)(d), (c)) 47 #define bcopy_fromio(s, d, c) copyw((void*)(s), (void*)(d), (c)) 48 #define bzero_io(d, c) bzero((void *)(d), (c)) 49 #define fill_io(p, d, c) fill((p), (void *)(d), (c)) 50 #define fillw_io(p, d, c) fillw((p), (void *)(d), (c)) 51 #elif defined(__ia64__) || defined(__sparc64__) 52 #if defined(__ia64__) 53 #include <machine/bus.h> 54 #define bcopy_fromio(s, d, c) \ 55 bus_space_read_region_1(IA64_BUS_SPACE_MEM, s, 0, (void*)(d), c) 56 #define bcopy_io(s, d, c) \ 57 bus_space_copy_region_1(IA64_BUS_SPACE_MEM, s, 0, d, 0, c) 58 #define bcopy_toio(s, d, c) \ 59 bus_space_write_region_1(IA64_BUS_SPACE_MEM, d, 0, (void*)(s), c) 60 #define bzero_io(d, c) \ 61 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, 0, c) 62 #define fill_io(p, d, c) \ 63 bus_space_set_region_1(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c) 64 #define fillw_io(p, d, c) \ 65 bus_space_set_region_2(IA64_BUS_SPACE_MEM, (intptr_t)(d), 0, p, c) 66 #define readb(a) bus_space_read_1(IA64_BUS_SPACE_MEM, a, 0) 67 #define readw(a) bus_space_read_2(IA64_BUS_SPACE_MEM, a, 0) 68 #define writeb(a, v) bus_space_write_1(IA64_BUS_SPACE_MEM, a, 0, v) 69 #define writew(a, v) bus_space_write_2(IA64_BUS_SPACE_MEM, a, 0, v) 70 #define writel(a, v) bus_space_write_4(IA64_BUS_SPACE_MEM, a, 0, v) 71 #endif /* __ia64__ */ 72 static __inline void 73 fillw(int val, uint16_t *buf, size_t size) 74 { 75 while (size--) 76 *buf++ = val; 77 } 78 #elif defined(__powerpc__) 79 80 #define bcopy_io(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) 81 #define bcopy_toio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) 82 #define bcopy_fromio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) 83 #define bzero_io(d, c) ofwfb_bzero((void *)(d), (c)) 84 #define fillw(p, d, c) ofwfb_fillw((p), (void *)(d), (c)) 85 #define fillw_io(p, d, c) ofwfb_fillw((p), (void *)(d), (c)) 86 #define readw(a) ofwfb_readw((u_int16_t *)(a)) 87 #define writew(a, v) ofwfb_writew((u_int16_t *)(a), (v)) 88 void ofwfb_bcopy(const void *s, void *d, size_t c); 89 void ofwfb_bzero(void *d, size_t c); 90 void ofwfb_fillw(int pat, void *base, size_t cnt); 91 u_int16_t ofwfb_readw(u_int16_t *addr); 92 void ofwfb_writew(u_int16_t *addr, u_int16_t val); 93 94 #else /* !__i386__ && !__amd64__ && !__ia64__ && !__sparc64__ && !__powerpc__ */ 95 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) 96 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) 97 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) 98 #define bzero_io(d, c) memset_io((d), 0, (c)) 99 #define fill_io(p, d, c) memset_io((d), (p), (c)) 100 #define fillw(p, d, c) memsetw((d), (p), (c)) 101 #define fillw_io(p, d, c) memsetw_io((d), (p), (c)) 102 #endif /* !__i386__ */ 103 104 /* video function table */ 105 typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); 106 typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); 107 typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); 108 typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); 109 typedef int vi_set_mode_t(video_adapter_t *adp, int mode); 110 typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, int width, 111 u_char *data, int c, int count); 112 typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, int width, 113 u_char *data, int c, int count); 114 typedef int vi_show_font_t(video_adapter_t *adp, int page); 115 typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); 116 typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); 117 typedef int vi_set_border_t(video_adapter_t *adp, int border); 118 typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); 119 typedef int vi_load_state_t(video_adapter_t *adp, void *p); 120 typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); 121 typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); 122 typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); 123 typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, 124 int height, int celsize, int blink); 125 typedef int vi_blank_display_t(video_adapter_t *adp, int mode); 126 /* defined in sys/fbio.h 127 #define V_DISPLAY_ON 0 128 #define V_DISPLAY_BLANK 1 129 #define V_DISPLAY_STAND_BY 2 130 #define V_DISPLAY_SUSPEND 3 131 */ 132 typedef int vi_mmap_t(video_adapter_t *adp, vm_ooffset_t offset, 133 vm_paddr_t *paddr, int prot, vm_memattr_t *memattr); 134 typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); 135 typedef int vi_clear_t(video_adapter_t *adp); 136 typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, 137 int cx, int cy); 138 typedef int vi_bitblt_t(video_adapter_t *adp, ...); 139 typedef int vi_diag_t(video_adapter_t *adp, int level); 140 typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette); 141 typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette); 142 typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, 143 int n); 144 typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p, 145 u_int32_t a, int size, int bpp, int bit_ltor, 146 int byte_ltor); 147 typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c, 148 u_int8_t a); 149 typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, 150 int len); 151 typedef int vi_putm_t(video_adapter_t *adp, int x, int y, u_int8_t *pixel_image, 152 u_int32_t pixel_mask, int size, int width); 153 154 typedef struct video_switch { 155 vi_probe_t *probe; 156 vi_init_t *init; 157 vi_get_info_t *get_info; 158 vi_query_mode_t *query_mode; 159 vi_set_mode_t *set_mode; 160 vi_save_font_t *save_font; 161 vi_load_font_t *load_font; 162 vi_show_font_t *show_font; 163 vi_save_palette_t *save_palette; 164 vi_load_palette_t *load_palette; 165 vi_set_border_t *set_border; 166 vi_save_state_t *save_state; 167 vi_load_state_t *load_state; 168 vi_set_win_org_t *set_win_org; 169 vi_read_hw_cursor_t *read_hw_cursor; 170 vi_set_hw_cursor_t *set_hw_cursor; 171 vi_set_hw_cursor_shape_t *set_hw_cursor_shape; 172 vi_blank_display_t *blank_display; 173 vi_mmap_t *mmap; 174 vi_ioctl_t *ioctl; 175 vi_clear_t *clear; 176 vi_fill_rect_t *fill_rect; 177 vi_bitblt_t *bitblt; 178 int (*reserved1)(void); 179 int (*reserved2)(void); 180 vi_diag_t *diag; 181 vi_save_cursor_palette_t *save_cursor_palette; 182 vi_load_cursor_palette_t *load_cursor_palette; 183 vi_copy_t *copy; 184 vi_putp_t *putp; 185 vi_putc_t *putc; 186 vi_puts_t *puts; 187 vi_putm_t *putm; 188 } video_switch_t; 189 190 #define vidd_probe(unit, adpp, arg, flags) \ 191 (*vidsw[(adp)->va_index]->probe)((unit), (adpp), (arg), (flags)) 192 #define vidd_init(unit, adp, flags) \ 193 (*vidsw[(adp)->va_index]->init)((unit), (adp), (flags)) 194 #define vidd_get_info(adp, mode, info) \ 195 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (info)) 196 #define vidd_query_mode(adp, mode) \ 197 (*vidsw[(adp)->va_index]->query_mode)((adp), (mode)) 198 #define vidd_set_mode(adp, mode) \ 199 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) 200 #define vidd_save_font(adp, page, size, width, data, c, count) \ 201 (*vidsw[(adp)->va_index]->save_font)((adp), (page), (size), \ 202 (width), (data), (c), (count)) 203 #define vidd_load_font(adp, page, size, width, data, c, count) \ 204 (*vidsw[(adp)->va_index]->load_font)((adp), (page), (size), \ 205 (width), (data), (c), (count)) 206 #define vidd_show_font(adp, page) \ 207 (*vidsw[(adp)->va_index]->show_font)((adp), (page)) 208 #define vidd_save_palette(adp, pallete) \ 209 (*vidsw[(adp)->va_index]->save_palette)((adp), (pallete)) 210 #define vidd_load_palette(adp, pallete) \ 211 (*vidsw[(adp)->va_index]->load_palette)((adp), (pallete)) 212 #define vidd_set_border(adp, border) \ 213 (*vidsw[(adp)->va_index]->set_border)((adp), (border)) 214 #define vidd_save_state(adp, p, size) \ 215 (*vidsw[(adp)->va_index]->save_state)((adp), (p), (size)) 216 #define vidd_load_state(adp, p) \ 217 (*vidsw[(adp)->va_index]->load_state)((adp), (p)) 218 #define vidd_set_win_org(adp, offset) \ 219 (*vidsw[(adp)->va_index]->set_win_org)((adp), (offset)) 220 #define vidd_read_hw_cursor(adp, col, row) \ 221 (*vidsw[(adp)->va_index]->read_hw_cursor)((adp), (col), (row)) 222 #define vidd_set_hw_cursor(adp, col, row) \ 223 (*vidsw[(adp)->va_index]->set_hw_cursor)((adp), (col), (row)) 224 #define vidd_set_hw_cursor_shape(adp, base, height, celsize, blink) \ 225 (*vidsw[(adp)->va_index]->set_hw_cursor_shape)((adp), (base), \ 226 (height), (celsize), (blink)) 227 #define vidd_blank_display(adp, mode) \ 228 (*vidsw[(adp)->va_index]->blank_display)((adp), (mode)) 229 #define vidd_mmap(adp, offset, paddr, prot, memattr) \ 230 (*vidsw[(adp)->va_index]->mmap)((adp), (offset), (paddr), \ 231 (prot), (memattr)) 232 #define vidd_ioctl(adp, cmd, data) \ 233 (*vidsw[(adp)->va_index]->ioctl)((adp), (cmd), (data)) 234 #define vidd_clear(adp) \ 235 (*vidsw[(adp)->va_index]->clear)((adp)) 236 #define vidd_fill_rect(adp, val, x, y, cx, cy) \ 237 (*vidsw[(adp)->va_index]->fill_rect)((adp), (val), (x), (y), \ 238 (cx), (cy)) 239 #define vidd_bitblt(adp, ...) \ 240 (*vidsw[(adp)->va_index]->bitblt)(adp, __VA_ARGS__) 241 #define vidd_diag(adp, level) \ 242 (*vidsw[(adp)->va_index]->diag)((adp), (level)) 243 #define vidd_save_cursor_palette(adp, palette) \ 244 (*vidsw[(adp)->va_index]->save_cursor_palette)((adp), (palette)) 245 #define vidd_load_cursor_palette(adp, palette) \ 246 (*vidsw[(adp)->va_index]->load_cursor_palette)((adp), (palette)) 247 #define vidd_copy(adp, src, dst, n) \ 248 (*vidsw[(adp)->va_index]->copy)((adp), (src), (dst), (n)) 249 #define vidd_putp(adp, offset, p, a, size, bpp, bit_ltor1, byte_ltor2) \ 250 (*vidsw[(adp)->va_index]->putp)((adp), (offset), (p), (a), \ 251 (size), (bpp), (bit_ltor1), (bit_ltor2)) 252 #define vidd_putc(adp, offset, c, a) \ 253 (*vidsw[(adp)->va_index]->putc)((adp), (offset), (c), (a)) 254 #define vidd_puts(adp, offset, s, len) \ 255 (*vidsw[(adp)->va_index]->puts)((adp), (offset), (s), (len)) 256 #define vidd_putm(adp, x, y, pixel_image, pixel_mask, size, width) \ 257 (*vidsw[(adp)->va_index]->putm)((adp), (x), (y), (pixel_image), \ 258 (pixel_mask), (size), (width)) 259 260 /* video driver */ 261 typedef struct video_driver { 262 char *name; 263 video_switch_t *vidsw; 264 int (*configure)(int); /* backdoor for the console driver */ 265 } video_driver_t; 266 267 #define VIDEO_DRIVER(name, sw, config) \ 268 static struct video_driver name##_driver = { \ 269 #name, &sw, config \ 270 }; \ 271 DATA_SET(videodriver_set, name##_driver); 272 273 /* global variables */ 274 extern struct video_switch **vidsw; 275 276 /* functions for the video card driver */ 277 int vid_register(video_adapter_t *adp); 278 int vid_unregister(video_adapter_t *adp); 279 video_switch_t *vid_get_switch(char *name); 280 void vid_init_struct(video_adapter_t *adp, char *name, int type, 281 int unit); 282 283 /* functions for the video card client */ 284 int vid_allocate(char *driver, int unit, void *id); 285 int vid_release(video_adapter_t *adp, void *id); 286 int vid_find_adapter(char *driver, int unit); 287 video_adapter_t *vid_get_adapter(int index); 288 289 /* a backdoor for the console driver to tickle the video driver XXX */ 290 int vid_configure(int flags); 291 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ 292 293 #ifdef FB_INSTALL_CDEV 294 295 /* virtual frame buffer driver functions */ 296 int fb_attach(int unit, video_adapter_t *adp, 297 struct cdevsw *cdevsw); 298 int fb_detach(int unit, video_adapter_t *adp, 299 struct cdevsw *cdevsw); 300 301 /* generic frame buffer cdev driver functions */ 302 303 typedef struct genfb_softc { 304 int gfb_flags; /* flag/status bits */ 305 #define FB_OPEN (1 << 0) 306 } genfb_softc_t; 307 308 int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, 309 int flag, int mode, struct thread *td); 310 int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, 311 int flag, int mode, struct thread *td); 312 int genfbread(genfb_softc_t *sc, video_adapter_t *adp, 313 struct uio *uio, int flag); 314 int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, 315 struct uio *uio, int flag); 316 int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, 317 u_long cmd, caddr_t arg, int flag, struct thread *td); 318 int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, 319 vm_ooffset_t offset, vm_offset_t *paddr, 320 int prot, vm_memattr_t *memattr); 321 322 #endif /* FB_INSTALL_CDEV */ 323 324 /* generic low-level driver functions */ 325 326 void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); 327 void fb_dump_mode_info(char *driver, video_adapter_t *adp, 328 video_info_t *info, int level); 329 int fb_type(int adp_type); 330 int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); 331 332 #endif /* _KERNEL */ 333 334 #endif /* !_DEV_FB_FBREG_H_ */ 335