1 /*- 2 * Copyright (c) 2013 Oleksandr Tymoshenko <gonzo@freebsd.org> 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. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 #include <sys/cdefs.h> 27 __FBSDID("$FreeBSD$"); 28 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 #include <sys/bus.h> 32 #include <sys/conf.h> 33 #include <sys/endian.h> 34 #include <sys/kernel.h> 35 #include <sys/lock.h> 36 #include <sys/malloc.h> 37 #include <sys/module.h> 38 #include <sys/mutex.h> 39 #include <sys/resource.h> 40 #include <sys/rman.h> 41 #include <sys/fbio.h> 42 #include <sys/consio.h> 43 44 #include <sys/kdb.h> 45 46 #include <machine/bus.h> 47 #include <machine/cpu.h> 48 #include <machine/cpufunc.h> 49 #include <machine/resource.h> 50 #include <machine/intr.h> 51 52 #include <dev/fdt/fdt_common.h> 53 #include <dev/ofw/ofw_bus.h> 54 #include <dev/ofw/ofw_bus_subr.h> 55 56 #include <dev/fb/fbreg.h> 57 #include <dev/syscons/syscons.h> 58 59 #include "am335x_lcd.h" 60 61 struct video_adapter_softc { 62 /* Videoadpater part */ 63 video_adapter_t va; 64 int console; 65 66 intptr_t fb_addr; 67 intptr_t fb_paddr; 68 unsigned int fb_size; 69 70 unsigned int height; 71 unsigned int width; 72 unsigned int depth; 73 unsigned int stride; 74 75 unsigned int xmargin; 76 unsigned int ymargin; 77 78 unsigned char *font; 79 int initialized; 80 }; 81 82 struct argb { 83 uint8_t a; 84 uint8_t r; 85 uint8_t g; 86 uint8_t b; 87 }; 88 89 static struct argb am335x_syscons_palette[16] = { 90 {0x00, 0x00, 0x00, 0x00}, 91 {0x00, 0x00, 0x00, 0xaa}, 92 {0x00, 0x00, 0xaa, 0x00}, 93 {0x00, 0x00, 0xaa, 0xaa}, 94 {0x00, 0xaa, 0x00, 0x00}, 95 {0x00, 0xaa, 0x00, 0xaa}, 96 {0x00, 0xaa, 0x55, 0x00}, 97 {0x00, 0xaa, 0xaa, 0xaa}, 98 {0x00, 0x55, 0x55, 0x55}, 99 {0x00, 0x55, 0x55, 0xff}, 100 {0x00, 0x55, 0xff, 0x55}, 101 {0x00, 0x55, 0xff, 0xff}, 102 {0x00, 0xff, 0x55, 0x55}, 103 {0x00, 0xff, 0x55, 0xff}, 104 {0x00, 0xff, 0xff, 0x55}, 105 {0x00, 0xff, 0xff, 0xff} 106 }; 107 108 /* mouse pointer from dev/syscons/scgfbrndr.c */ 109 static u_char mouse_pointer[16] = { 110 0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68, 111 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00 112 }; 113 114 #define AM335X_FONT_HEIGHT 16 115 116 #define FB_WIDTH 640 117 #define FB_HEIGHT 480 118 #define FB_DEPTH 24 119 120 static struct video_adapter_softc va_softc; 121 122 static int am335x_syscons_configure(int flags); 123 124 /* 125 * Video driver routines and glue. 126 */ 127 static vi_probe_t am335x_syscons_probe; 128 static vi_init_t am335x_syscons_init; 129 static vi_get_info_t am335x_syscons_get_info; 130 static vi_query_mode_t am335x_syscons_query_mode; 131 static vi_set_mode_t am335x_syscons_set_mode; 132 static vi_save_font_t am335x_syscons_save_font; 133 static vi_load_font_t am335x_syscons_load_font; 134 static vi_show_font_t am335x_syscons_show_font; 135 static vi_save_palette_t am335x_syscons_save_palette; 136 static vi_load_palette_t am335x_syscons_load_palette; 137 static vi_set_border_t am335x_syscons_set_border; 138 static vi_save_state_t am335x_syscons_save_state; 139 static vi_load_state_t am335x_syscons_load_state; 140 static vi_set_win_org_t am335x_syscons_set_win_org; 141 static vi_read_hw_cursor_t am335x_syscons_read_hw_cursor; 142 static vi_set_hw_cursor_t am335x_syscons_set_hw_cursor; 143 static vi_set_hw_cursor_shape_t am335x_syscons_set_hw_cursor_shape; 144 static vi_blank_display_t am335x_syscons_blank_display; 145 static vi_mmap_t am335x_syscons_mmap; 146 static vi_ioctl_t am335x_syscons_ioctl; 147 static vi_clear_t am335x_syscons_clear; 148 static vi_fill_rect_t am335x_syscons_fill_rect; 149 static vi_bitblt_t am335x_syscons_bitblt; 150 static vi_diag_t am335x_syscons_diag; 151 static vi_save_cursor_palette_t am335x_syscons_save_cursor_palette; 152 static vi_load_cursor_palette_t am335x_syscons_load_cursor_palette; 153 static vi_copy_t am335x_syscons_copy; 154 static vi_putp_t am335x_syscons_putp; 155 static vi_putc_t am335x_syscons_putc; 156 static vi_puts_t am335x_syscons_puts; 157 static vi_putm_t am335x_syscons_putm; 158 159 static video_switch_t am335x_sysconsvidsw = { 160 .probe = am335x_syscons_probe, 161 .init = am335x_syscons_init, 162 .get_info = am335x_syscons_get_info, 163 .query_mode = am335x_syscons_query_mode, 164 .set_mode = am335x_syscons_set_mode, 165 .save_font = am335x_syscons_save_font, 166 .load_font = am335x_syscons_load_font, 167 .show_font = am335x_syscons_show_font, 168 .save_palette = am335x_syscons_save_palette, 169 .load_palette = am335x_syscons_load_palette, 170 .set_border = am335x_syscons_set_border, 171 .save_state = am335x_syscons_save_state, 172 .load_state = am335x_syscons_load_state, 173 .set_win_org = am335x_syscons_set_win_org, 174 .read_hw_cursor = am335x_syscons_read_hw_cursor, 175 .set_hw_cursor = am335x_syscons_set_hw_cursor, 176 .set_hw_cursor_shape = am335x_syscons_set_hw_cursor_shape, 177 .blank_display = am335x_syscons_blank_display, 178 .mmap = am335x_syscons_mmap, 179 .ioctl = am335x_syscons_ioctl, 180 .clear = am335x_syscons_clear, 181 .fill_rect = am335x_syscons_fill_rect, 182 .bitblt = am335x_syscons_bitblt, 183 .diag = am335x_syscons_diag, 184 .save_cursor_palette = am335x_syscons_save_cursor_palette, 185 .load_cursor_palette = am335x_syscons_load_cursor_palette, 186 .copy = am335x_syscons_copy, 187 .putp = am335x_syscons_putp, 188 .putc = am335x_syscons_putc, 189 .puts = am335x_syscons_puts, 190 .putm = am335x_syscons_putm, 191 }; 192 193 VIDEO_DRIVER(am335x_syscons, am335x_sysconsvidsw, am335x_syscons_configure); 194 195 static vr_init_t am335x_rend_init; 196 static vr_clear_t am335x_rend_clear; 197 static vr_draw_border_t am335x_rend_draw_border; 198 static vr_draw_t am335x_rend_draw; 199 static vr_set_cursor_t am335x_rend_set_cursor; 200 static vr_draw_cursor_t am335x_rend_draw_cursor; 201 static vr_blink_cursor_t am335x_rend_blink_cursor; 202 static vr_set_mouse_t am335x_rend_set_mouse; 203 static vr_draw_mouse_t am335x_rend_draw_mouse; 204 205 /* 206 * We use our own renderer; this is because we must emulate a hardware 207 * cursor. 208 */ 209 static sc_rndr_sw_t am335x_rend = { 210 am335x_rend_init, 211 am335x_rend_clear, 212 am335x_rend_draw_border, 213 am335x_rend_draw, 214 am335x_rend_set_cursor, 215 am335x_rend_draw_cursor, 216 am335x_rend_blink_cursor, 217 am335x_rend_set_mouse, 218 am335x_rend_draw_mouse 219 }; 220 221 RENDERER(am335x_syscons, 0, am335x_rend, gfb_set); 222 RENDERER_MODULE(am335x_syscons, gfb_set); 223 224 static void 225 am335x_rend_init(scr_stat* scp) 226 { 227 } 228 229 static void 230 am335x_rend_clear(scr_stat* scp, int c, int attr) 231 { 232 } 233 234 static void 235 am335x_rend_draw_border(scr_stat* scp, int color) 236 { 237 } 238 239 static void 240 am335x_rend_draw(scr_stat* scp, int from, int count, int flip) 241 { 242 video_adapter_t* adp = scp->sc->adp; 243 int i, c, a; 244 245 if (!flip) { 246 /* Normal printing */ 247 vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count); 248 } else { 249 /* This is for selections and such: invert the color attribute */ 250 for (i = count; i-- > 0; ++from) { 251 c = sc_vtb_getc(&scp->vtb, from); 252 a = sc_vtb_geta(&scp->vtb, from) >> 8; 253 vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4)); 254 } 255 } 256 } 257 258 static void 259 am335x_rend_set_cursor(scr_stat* scp, int base, int height, int blink) 260 { 261 } 262 263 static void 264 am335x_rend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip) 265 { 266 video_adapter_t* adp = scp->sc->adp; 267 struct video_adapter_softc *sc; 268 int row, col; 269 uint8_t *addr; 270 int i, j, bytes; 271 272 sc = (struct video_adapter_softc *)adp; 273 274 if (scp->curs_attr.height <= 0) 275 return; 276 277 if (sc->fb_addr == 0) 278 return; 279 280 if (off >= adp->va_info.vi_width * adp->va_info.vi_height) 281 return; 282 283 /* calculate the coordinates in the video buffer */ 284 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 285 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 286 287 addr = (uint8_t *)sc->fb_addr 288 + (row + sc->ymargin)*(sc->stride) 289 + (sc->depth/8) * (col + sc->xmargin); 290 291 bytes = sc->depth/8; 292 293 /* our cursor consists of simply inverting the char under it */ 294 for (i = 0; i < adp->va_info.vi_cheight; i++) { 295 for (j = 0; j < adp->va_info.vi_cwidth; j++) { 296 switch (sc->depth) { 297 case 32: 298 case 24: 299 addr[bytes*j + 2] ^= 0xff; 300 /* FALLTHROUGH */ 301 case 16: 302 addr[bytes*j + 1] ^= 0xff; 303 addr[bytes*j] ^= 0xff; 304 break; 305 default: 306 break; 307 } 308 } 309 310 addr += sc->stride; 311 } 312 } 313 314 static void 315 am335x_rend_blink_cursor(scr_stat* scp, int at, int flip) 316 { 317 } 318 319 static void 320 am335x_rend_set_mouse(scr_stat* scp) 321 { 322 } 323 324 static void 325 am335x_rend_draw_mouse(scr_stat* scp, int x, int y, int on) 326 { 327 vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8); 328 } 329 330 static uint16_t am335x_syscons_static_window[ROW*COL]; 331 extern u_char dflt_font_16[]; 332 333 /* 334 * Update videoadapter settings after changing resolution 335 */ 336 static void 337 am335x_syscons_update_margins(video_adapter_t *adp) 338 { 339 struct video_adapter_softc *sc; 340 video_info_t *vi; 341 342 sc = (struct video_adapter_softc *)adp; 343 vi = &adp->va_info; 344 345 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 346 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 347 } 348 349 static phandle_t 350 am335x_syscons_find_panel_node(phandle_t start) 351 { 352 phandle_t child; 353 phandle_t result; 354 355 for (child = OF_child(start); child != 0; child = OF_peer(child)) { 356 if (fdt_is_compatible(child, "ti,am335x-lcd")) 357 return (child); 358 if ((result = am335x_syscons_find_panel_node(child))) 359 return (result); 360 } 361 362 return (0); 363 } 364 365 static int 366 am335x_syscons_configure(int flags) 367 { 368 struct video_adapter_softc *va_sc; 369 370 va_sc = &va_softc; 371 phandle_t display, root; 372 pcell_t cell; 373 374 if (va_sc->initialized) 375 return (0); 376 377 va_sc->width = 0; 378 va_sc->height = 0; 379 380 /* 381 * It seems there is no way to let syscons framework know 382 * that framebuffer resolution has changed. So just try 383 * to fetch data from FDT and go with defaults if failed 384 */ 385 root = OF_finddevice("/"); 386 if ((root != 0) && 387 (display = am335x_syscons_find_panel_node(root))) { 388 if ((OF_getprop(display, "panel_width", 389 &cell, sizeof(cell))) > 0) 390 va_sc->width = (int)fdt32_to_cpu(cell); 391 392 if ((OF_getprop(display, "panel_height", 393 &cell, sizeof(cell))) > 0) 394 va_sc->height = (int)fdt32_to_cpu(cell); 395 } 396 397 if (va_sc->width == 0) 398 va_sc->width = FB_WIDTH; 399 if (va_sc->height == 0) 400 va_sc->height = FB_HEIGHT; 401 402 am335x_syscons_init(0, &va_sc->va, 0); 403 404 va_sc->initialized = 1; 405 406 return (0); 407 } 408 409 static int 410 am335x_syscons_probe(int unit, video_adapter_t **adp, void *arg, int flags) 411 { 412 413 return (0); 414 } 415 416 static int 417 am335x_syscons_init(int unit, video_adapter_t *adp, int flags) 418 { 419 struct video_adapter_softc *sc; 420 video_info_t *vi; 421 422 sc = (struct video_adapter_softc *)adp; 423 vi = &adp->va_info; 424 425 vid_init_struct(adp, "am335x_syscons", -1, unit); 426 427 sc->font = dflt_font_16; 428 vi->vi_cheight = AM335X_FONT_HEIGHT; 429 vi->vi_cwidth = 8; 430 431 vi->vi_width = sc->width/8; 432 vi->vi_height = sc->height/vi->vi_cheight; 433 434 /* 435 * Clamp width/height to syscons maximums 436 */ 437 if (vi->vi_width > COL) 438 vi->vi_width = COL; 439 if (vi->vi_height > ROW) 440 vi->vi_height = ROW; 441 442 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 443 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 444 445 446 adp->va_window = (vm_offset_t) am335x_syscons_static_window; 447 adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */; 448 449 vid_register(&sc->va); 450 451 return (0); 452 } 453 454 static int 455 am335x_syscons_get_info(video_adapter_t *adp, int mode, video_info_t *info) 456 { 457 bcopy(&adp->va_info, info, sizeof(*info)); 458 return (0); 459 } 460 461 static int 462 am335x_syscons_query_mode(video_adapter_t *adp, video_info_t *info) 463 { 464 return (0); 465 } 466 467 static int 468 am335x_syscons_set_mode(video_adapter_t *adp, int mode) 469 { 470 return (0); 471 } 472 473 static int 474 am335x_syscons_save_font(video_adapter_t *adp, int page, int size, int width, 475 u_char *data, int c, int count) 476 { 477 return (0); 478 } 479 480 static int 481 am335x_syscons_load_font(video_adapter_t *adp, int page, int size, int width, 482 u_char *data, int c, int count) 483 { 484 struct video_adapter_softc *sc = (struct video_adapter_softc *)adp; 485 486 sc->font = data; 487 488 return (0); 489 } 490 491 static int 492 am335x_syscons_show_font(video_adapter_t *adp, int page) 493 { 494 return (0); 495 } 496 497 static int 498 am335x_syscons_save_palette(video_adapter_t *adp, u_char *palette) 499 { 500 return (0); 501 } 502 503 static int 504 am335x_syscons_load_palette(video_adapter_t *adp, u_char *palette) 505 { 506 return (0); 507 } 508 509 static int 510 am335x_syscons_set_border(video_adapter_t *adp, int border) 511 { 512 return (am335x_syscons_blank_display(adp, border)); 513 } 514 515 static int 516 am335x_syscons_save_state(video_adapter_t *adp, void *p, size_t size) 517 { 518 return (0); 519 } 520 521 static int 522 am335x_syscons_load_state(video_adapter_t *adp, void *p) 523 { 524 return (0); 525 } 526 527 static int 528 am335x_syscons_set_win_org(video_adapter_t *adp, off_t offset) 529 { 530 return (0); 531 } 532 533 static int 534 am335x_syscons_read_hw_cursor(video_adapter_t *adp, int *col, int *row) 535 { 536 *col = *row = 0; 537 538 return (0); 539 } 540 541 static int 542 am335x_syscons_set_hw_cursor(video_adapter_t *adp, int col, int row) 543 { 544 return (0); 545 } 546 547 static int 548 am335x_syscons_set_hw_cursor_shape(video_adapter_t *adp, int base, int height, 549 int celsize, int blink) 550 { 551 return (0); 552 } 553 554 static int 555 am335x_syscons_blank_display(video_adapter_t *adp, int mode) 556 { 557 558 struct video_adapter_softc *sc; 559 560 sc = (struct video_adapter_softc *)adp; 561 if (sc && sc->fb_addr) 562 memset((void*)sc->fb_addr, 0, sc->fb_size); 563 564 return (0); 565 } 566 567 static int 568 am335x_syscons_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr, 569 int prot, vm_memattr_t *memattr) 570 { 571 struct video_adapter_softc *sc; 572 573 sc = (struct video_adapter_softc *)adp; 574 575 /* 576 * This might be a legacy VGA mem request: if so, just point it at the 577 * framebuffer, since it shouldn't be touched 578 */ 579 if (offset < sc->stride*sc->height) { 580 *paddr = sc->fb_paddr + offset; 581 return (0); 582 } 583 584 return (EINVAL); 585 } 586 587 static int 588 am335x_syscons_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data) 589 { 590 struct video_adapter_softc *sc; 591 struct fbtype *fb; 592 593 sc = (struct video_adapter_softc *)adp; 594 595 switch (cmd) { 596 case FBIOGTYPE: 597 fb = (struct fbtype *)data; 598 fb->fb_type = FBTYPE_PCIMISC; 599 fb->fb_height = sc->height; 600 fb->fb_width = sc->width; 601 fb->fb_depth = sc->depth; 602 if (sc->depth <= 1 || sc->depth > 8) 603 fb->fb_cmsize = 0; 604 else 605 fb->fb_cmsize = 1 << sc->depth; 606 fb->fb_size = sc->fb_size; 607 break; 608 default: 609 return (fb_commonioctl(adp, cmd, data)); 610 } 611 612 return (0); 613 } 614 615 static int 616 am335x_syscons_clear(video_adapter_t *adp) 617 { 618 619 return (am335x_syscons_blank_display(adp, 0)); 620 } 621 622 static int 623 am335x_syscons_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy) 624 { 625 626 return (0); 627 } 628 629 static int 630 am335x_syscons_bitblt(video_adapter_t *adp, ...) 631 { 632 633 return (0); 634 } 635 636 static int 637 am335x_syscons_diag(video_adapter_t *adp, int level) 638 { 639 640 return (0); 641 } 642 643 static int 644 am335x_syscons_save_cursor_palette(video_adapter_t *adp, u_char *palette) 645 { 646 647 return (0); 648 } 649 650 static int 651 am335x_syscons_load_cursor_palette(video_adapter_t *adp, u_char *palette) 652 { 653 654 return (0); 655 } 656 657 static int 658 am335x_syscons_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n) 659 { 660 661 return (0); 662 } 663 664 static int 665 am335x_syscons_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a, 666 int size, int bpp, int bit_ltor, int byte_ltor) 667 { 668 669 return (0); 670 } 671 672 static int 673 am335x_syscons_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a) 674 { 675 struct video_adapter_softc *sc; 676 int row; 677 int col; 678 int i, j, k; 679 uint8_t *addr; 680 u_char *p; 681 uint8_t fg, bg, color; 682 uint16_t rgb; 683 684 sc = (struct video_adapter_softc *)adp; 685 686 if (sc->fb_addr == 0) 687 return (0); 688 689 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 690 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 691 p = sc->font + c*AM335X_FONT_HEIGHT; 692 addr = (uint8_t *)sc->fb_addr 693 + (row + sc->ymargin)*(sc->stride) 694 + (sc->depth/8) * (col + sc->xmargin); 695 696 fg = a & 0xf ; 697 bg = (a >> 4) & 0xf; 698 699 for (i = 0; i < AM335X_FONT_HEIGHT; i++) { 700 for (j = 0, k = 7; j < 8; j++, k--) { 701 if ((p[i] & (1 << k)) == 0) 702 color = bg; 703 else 704 color = fg; 705 706 switch (sc->depth) { 707 case 32: 708 addr[4*j+0] = am335x_syscons_palette[color].r; 709 addr[4*j+1] = am335x_syscons_palette[color].g; 710 addr[4*j+2] = am335x_syscons_palette[color].b; 711 addr[4*j+3] = am335x_syscons_palette[color].a; 712 break; 713 case 24: 714 addr[3*j] = am335x_syscons_palette[color].r; 715 addr[3*j+1] = am335x_syscons_palette[color].g; 716 addr[3*j+2] = am335x_syscons_palette[color].b; 717 break; 718 case 16: 719 rgb = (am335x_syscons_palette[color].r >> 3) << 11; 720 rgb |= (am335x_syscons_palette[color].g >> 2) << 5; 721 rgb |= (am335x_syscons_palette[color].b >> 3); 722 addr[2*j] = rgb & 0xff; 723 addr[2*j + 1] = (rgb >> 8) & 0xff; 724 default: 725 /* Not supported yet */ 726 break; 727 } 728 } 729 730 addr += (sc->stride); 731 } 732 733 return (0); 734 } 735 736 static int 737 am335x_syscons_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len) 738 { 739 int i; 740 741 for (i = 0; i < len; i++) 742 am335x_syscons_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8); 743 744 return (0); 745 } 746 747 static int 748 am335x_syscons_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image, 749 uint32_t pixel_mask, int size, int width) 750 { 751 752 return (0); 753 } 754 755 /* Initialization function */ 756 int am335x_lcd_syscons_setup(vm_offset_t vaddr, vm_paddr_t paddr, 757 struct panel_info *panel) 758 { 759 struct video_adapter_softc *va_sc = &va_softc; 760 761 va_sc->fb_addr = vaddr; 762 va_sc->fb_paddr = paddr; 763 va_sc->depth = panel->bpp; 764 va_sc->stride = panel->bpp*panel->panel_width/8; 765 766 va_sc->width = panel->panel_width; 767 va_sc->height = panel->panel_height; 768 va_sc->fb_size = va_sc->width * va_sc->height 769 * va_sc->depth/8; 770 am335x_syscons_update_margins(&va_sc->va); 771 772 return (0); 773 } 774 775 /* 776 * Define a stub keyboard driver in case one hasn't been 777 * compiled into the kernel 778 */ 779 #include <sys/kbio.h> 780 #include <dev/kbd/kbdreg.h> 781 782 static int dummy_kbd_configure(int flags); 783 784 keyboard_switch_t am335x_dummysw; 785 786 static int 787 dummy_kbd_configure(int flags) 788 { 789 790 return (0); 791 } 792 KEYBOARD_DRIVER(am335x_dummy, am335x_dummysw, dummy_kbd_configure); 793