1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2013 Oleksandr Tymoshenko <gonzo@freebsd.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 #include <sys/cdefs.h> 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/resource.h> 48 #include <machine/intr.h> 49 50 #include <dev/ofw/ofw_bus.h> 51 #include <dev/ofw/ofw_bus_subr.h> 52 53 #include <dev/fb/fbreg.h> 54 #include <dev/syscons/syscons.h> 55 56 #include "am335x_lcd.h" 57 58 struct video_adapter_softc { 59 /* Videoadpater part */ 60 video_adapter_t va; 61 int console; 62 63 intptr_t fb_addr; 64 intptr_t fb_paddr; 65 unsigned int fb_size; 66 67 unsigned int height; 68 unsigned int width; 69 unsigned int depth; 70 unsigned int stride; 71 72 unsigned int xmargin; 73 unsigned int ymargin; 74 75 unsigned char *font; 76 int initialized; 77 }; 78 79 struct argb { 80 uint8_t a; 81 uint8_t r; 82 uint8_t g; 83 uint8_t b; 84 }; 85 86 static struct argb am335x_syscons_palette[16] = { 87 {0x00, 0x00, 0x00, 0x00}, 88 {0x00, 0x00, 0x00, 0xaa}, 89 {0x00, 0x00, 0xaa, 0x00}, 90 {0x00, 0x00, 0xaa, 0xaa}, 91 {0x00, 0xaa, 0x00, 0x00}, 92 {0x00, 0xaa, 0x00, 0xaa}, 93 {0x00, 0xaa, 0x55, 0x00}, 94 {0x00, 0xaa, 0xaa, 0xaa}, 95 {0x00, 0x55, 0x55, 0x55}, 96 {0x00, 0x55, 0x55, 0xff}, 97 {0x00, 0x55, 0xff, 0x55}, 98 {0x00, 0x55, 0xff, 0xff}, 99 {0x00, 0xff, 0x55, 0x55}, 100 {0x00, 0xff, 0x55, 0xff}, 101 {0x00, 0xff, 0xff, 0x55}, 102 {0x00, 0xff, 0xff, 0xff} 103 }; 104 105 /* mouse pointer from dev/syscons/scgfbrndr.c */ 106 static u_char mouse_pointer[16] = { 107 0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68, 108 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00 109 }; 110 111 #define AM335X_FONT_HEIGHT 16 112 113 #define FB_WIDTH 640 114 #define FB_HEIGHT 480 115 #define FB_DEPTH 24 116 117 static struct video_adapter_softc va_softc; 118 119 static int am335x_syscons_configure(int flags); 120 121 /* 122 * Video driver routines and glue. 123 */ 124 static vi_probe_t am335x_syscons_probe; 125 static vi_init_t am335x_syscons_init; 126 static vi_get_info_t am335x_syscons_get_info; 127 static vi_query_mode_t am335x_syscons_query_mode; 128 static vi_set_mode_t am335x_syscons_set_mode; 129 static vi_save_font_t am335x_syscons_save_font; 130 static vi_load_font_t am335x_syscons_load_font; 131 static vi_show_font_t am335x_syscons_show_font; 132 static vi_save_palette_t am335x_syscons_save_palette; 133 static vi_load_palette_t am335x_syscons_load_palette; 134 static vi_set_border_t am335x_syscons_set_border; 135 static vi_save_state_t am335x_syscons_save_state; 136 static vi_load_state_t am335x_syscons_load_state; 137 static vi_set_win_org_t am335x_syscons_set_win_org; 138 static vi_read_hw_cursor_t am335x_syscons_read_hw_cursor; 139 static vi_set_hw_cursor_t am335x_syscons_set_hw_cursor; 140 static vi_set_hw_cursor_shape_t am335x_syscons_set_hw_cursor_shape; 141 static vi_blank_display_t am335x_syscons_blank_display; 142 static vi_mmap_t am335x_syscons_mmap; 143 static vi_ioctl_t am335x_syscons_ioctl; 144 static vi_clear_t am335x_syscons_clear; 145 static vi_fill_rect_t am335x_syscons_fill_rect; 146 static vi_bitblt_t am335x_syscons_bitblt; 147 static vi_diag_t am335x_syscons_diag; 148 static vi_save_cursor_palette_t am335x_syscons_save_cursor_palette; 149 static vi_load_cursor_palette_t am335x_syscons_load_cursor_palette; 150 static vi_copy_t am335x_syscons_copy; 151 static vi_putp_t am335x_syscons_putp; 152 static vi_putc_t am335x_syscons_putc; 153 static vi_puts_t am335x_syscons_puts; 154 static vi_putm_t am335x_syscons_putm; 155 156 static video_switch_t am335x_sysconsvidsw = { 157 .probe = am335x_syscons_probe, 158 .init = am335x_syscons_init, 159 .get_info = am335x_syscons_get_info, 160 .query_mode = am335x_syscons_query_mode, 161 .set_mode = am335x_syscons_set_mode, 162 .save_font = am335x_syscons_save_font, 163 .load_font = am335x_syscons_load_font, 164 .show_font = am335x_syscons_show_font, 165 .save_palette = am335x_syscons_save_palette, 166 .load_palette = am335x_syscons_load_palette, 167 .set_border = am335x_syscons_set_border, 168 .save_state = am335x_syscons_save_state, 169 .load_state = am335x_syscons_load_state, 170 .set_win_org = am335x_syscons_set_win_org, 171 .read_hw_cursor = am335x_syscons_read_hw_cursor, 172 .set_hw_cursor = am335x_syscons_set_hw_cursor, 173 .set_hw_cursor_shape = am335x_syscons_set_hw_cursor_shape, 174 .blank_display = am335x_syscons_blank_display, 175 .mmap = am335x_syscons_mmap, 176 .ioctl = am335x_syscons_ioctl, 177 .clear = am335x_syscons_clear, 178 .fill_rect = am335x_syscons_fill_rect, 179 .bitblt = am335x_syscons_bitblt, 180 .diag = am335x_syscons_diag, 181 .save_cursor_palette = am335x_syscons_save_cursor_palette, 182 .load_cursor_palette = am335x_syscons_load_cursor_palette, 183 .copy = am335x_syscons_copy, 184 .putp = am335x_syscons_putp, 185 .putc = am335x_syscons_putc, 186 .puts = am335x_syscons_puts, 187 .putm = am335x_syscons_putm, 188 }; 189 190 VIDEO_DRIVER(am335x_syscons, am335x_sysconsvidsw, am335x_syscons_configure); 191 192 static vr_init_t am335x_rend_init; 193 static vr_clear_t am335x_rend_clear; 194 static vr_draw_border_t am335x_rend_draw_border; 195 static vr_draw_t am335x_rend_draw; 196 static vr_set_cursor_t am335x_rend_set_cursor; 197 static vr_draw_cursor_t am335x_rend_draw_cursor; 198 static vr_blink_cursor_t am335x_rend_blink_cursor; 199 static vr_set_mouse_t am335x_rend_set_mouse; 200 static vr_draw_mouse_t am335x_rend_draw_mouse; 201 202 /* 203 * We use our own renderer; this is because we must emulate a hardware 204 * cursor. 205 */ 206 static sc_rndr_sw_t am335x_rend = { 207 am335x_rend_init, 208 am335x_rend_clear, 209 am335x_rend_draw_border, 210 am335x_rend_draw, 211 am335x_rend_set_cursor, 212 am335x_rend_draw_cursor, 213 am335x_rend_blink_cursor, 214 am335x_rend_set_mouse, 215 am335x_rend_draw_mouse 216 }; 217 218 RENDERER(am335x_syscons, 0, am335x_rend, gfb_set); 219 RENDERER_MODULE(am335x_syscons, gfb_set); 220 221 static void 222 am335x_rend_init(scr_stat* scp) 223 { 224 } 225 226 static void 227 am335x_rend_clear(scr_stat* scp, int c, int attr) 228 { 229 } 230 231 static void 232 am335x_rend_draw_border(scr_stat* scp, int color) 233 { 234 } 235 236 static void 237 am335x_rend_draw(scr_stat* scp, int from, int count, int flip) 238 { 239 video_adapter_t* adp = scp->sc->adp; 240 int i, c, a; 241 242 if (!flip) { 243 /* Normal printing */ 244 vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count); 245 } else { 246 /* This is for selections and such: invert the color attribute */ 247 for (i = count; i-- > 0; ++from) { 248 c = sc_vtb_getc(&scp->vtb, from); 249 a = sc_vtb_geta(&scp->vtb, from) >> 8; 250 vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4)); 251 } 252 } 253 } 254 255 static void 256 am335x_rend_set_cursor(scr_stat* scp, int base, int height, int blink) 257 { 258 } 259 260 static void 261 am335x_rend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip) 262 { 263 video_adapter_t* adp = scp->sc->adp; 264 struct video_adapter_softc *sc; 265 int row, col; 266 uint8_t *addr; 267 int i, j, bytes; 268 269 sc = (struct video_adapter_softc *)adp; 270 271 if (scp->curs_attr.height <= 0) 272 return; 273 274 if (sc->fb_addr == 0) 275 return; 276 277 if (off >= adp->va_info.vi_width * adp->va_info.vi_height) 278 return; 279 280 /* calculate the coordinates in the video buffer */ 281 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 282 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 283 284 addr = (uint8_t *)sc->fb_addr 285 + (row + sc->ymargin)*(sc->stride) 286 + (sc->depth/8) * (col + sc->xmargin); 287 288 bytes = sc->depth/8; 289 290 /* our cursor consists of simply inverting the char under it */ 291 for (i = 0; i < adp->va_info.vi_cheight; i++) { 292 for (j = 0; j < adp->va_info.vi_cwidth; j++) { 293 switch (sc->depth) { 294 case 32: 295 case 24: 296 addr[bytes*j + 2] ^= 0xff; 297 /* FALLTHROUGH */ 298 case 16: 299 addr[bytes*j + 1] ^= 0xff; 300 addr[bytes*j] ^= 0xff; 301 break; 302 default: 303 break; 304 } 305 } 306 307 addr += sc->stride; 308 } 309 } 310 311 static void 312 am335x_rend_blink_cursor(scr_stat* scp, int at, int flip) 313 { 314 } 315 316 static void 317 am335x_rend_set_mouse(scr_stat* scp) 318 { 319 } 320 321 static void 322 am335x_rend_draw_mouse(scr_stat* scp, int x, int y, int on) 323 { 324 vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8); 325 } 326 327 static uint16_t am335x_syscons_static_window[ROW*COL]; 328 extern u_char dflt_font_16[]; 329 330 /* 331 * Update videoadapter settings after changing resolution 332 */ 333 static void 334 am335x_syscons_update_margins(video_adapter_t *adp) 335 { 336 struct video_adapter_softc *sc; 337 video_info_t *vi; 338 339 sc = (struct video_adapter_softc *)adp; 340 vi = &adp->va_info; 341 342 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 343 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 344 } 345 346 static phandle_t 347 am335x_syscons_find_panel_node(phandle_t start) 348 { 349 phandle_t child; 350 phandle_t result; 351 352 for (child = OF_child(start); child != 0; child = OF_peer(child)) { 353 if (ofw_bus_node_is_compatible(child, "ti,am335x-lcd")) 354 return (child); 355 if ((result = am335x_syscons_find_panel_node(child))) 356 return (result); 357 } 358 359 return (0); 360 } 361 362 static int 363 am335x_syscons_configure(int flags) 364 { 365 struct video_adapter_softc *va_sc; 366 367 va_sc = &va_softc; 368 phandle_t display, root; 369 pcell_t cell; 370 371 if (va_sc->initialized) 372 return (0); 373 374 va_sc->width = 0; 375 va_sc->height = 0; 376 377 /* 378 * It seems there is no way to let syscons framework know 379 * that framebuffer resolution has changed. So just try 380 * to fetch data from FDT and go with defaults if failed 381 */ 382 root = OF_finddevice("/"); 383 if ((root != -1) && 384 (display = am335x_syscons_find_panel_node(root))) { 385 if ((OF_getencprop(display, "panel_width", &cell, 386 sizeof(cell))) > 0) 387 va_sc->width = cell; 388 389 if ((OF_getencprop(display, "panel_height", &cell, 390 sizeof(cell))) > 0) 391 va_sc->height = cell; 392 } 393 394 if (va_sc->width == 0) 395 va_sc->width = FB_WIDTH; 396 if (va_sc->height == 0) 397 va_sc->height = FB_HEIGHT; 398 399 am335x_syscons_init(0, &va_sc->va, 0); 400 401 va_sc->initialized = 1; 402 403 return (0); 404 } 405 406 static int 407 am335x_syscons_probe(int unit, video_adapter_t **adp, void *arg, int flags) 408 { 409 410 return (0); 411 } 412 413 static int 414 am335x_syscons_init(int unit, video_adapter_t *adp, int flags) 415 { 416 struct video_adapter_softc *sc; 417 video_info_t *vi; 418 419 sc = (struct video_adapter_softc *)adp; 420 vi = &adp->va_info; 421 422 vid_init_struct(adp, "am335x_syscons", -1, unit); 423 424 sc->font = dflt_font_16; 425 vi->vi_cheight = AM335X_FONT_HEIGHT; 426 vi->vi_cwidth = 8; 427 428 vi->vi_width = sc->width/8; 429 vi->vi_height = sc->height/vi->vi_cheight; 430 431 /* 432 * Clamp width/height to syscons maximums 433 */ 434 if (vi->vi_width > COL) 435 vi->vi_width = COL; 436 if (vi->vi_height > ROW) 437 vi->vi_height = ROW; 438 439 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 440 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 441 442 adp->va_window = (vm_offset_t) am335x_syscons_static_window; 443 adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */; 444 445 vid_register(&sc->va); 446 447 return (0); 448 } 449 450 static int 451 am335x_syscons_get_info(video_adapter_t *adp, int mode, video_info_t *info) 452 { 453 bcopy(&adp->va_info, info, sizeof(*info)); 454 return (0); 455 } 456 457 static int 458 am335x_syscons_query_mode(video_adapter_t *adp, video_info_t *info) 459 { 460 return (0); 461 } 462 463 static int 464 am335x_syscons_set_mode(video_adapter_t *adp, int mode) 465 { 466 return (0); 467 } 468 469 static int 470 am335x_syscons_save_font(video_adapter_t *adp, int page, int size, int width, 471 u_char *data, int c, int count) 472 { 473 return (0); 474 } 475 476 static int 477 am335x_syscons_load_font(video_adapter_t *adp, int page, int size, int width, 478 u_char *data, int c, int count) 479 { 480 struct video_adapter_softc *sc = (struct video_adapter_softc *)adp; 481 482 sc->font = data; 483 484 return (0); 485 } 486 487 static int 488 am335x_syscons_show_font(video_adapter_t *adp, int page) 489 { 490 return (0); 491 } 492 493 static int 494 am335x_syscons_save_palette(video_adapter_t *adp, u_char *palette) 495 { 496 return (0); 497 } 498 499 static int 500 am335x_syscons_load_palette(video_adapter_t *adp, u_char *palette) 501 { 502 return (0); 503 } 504 505 static int 506 am335x_syscons_set_border(video_adapter_t *adp, int border) 507 { 508 return (am335x_syscons_blank_display(adp, border)); 509 } 510 511 static int 512 am335x_syscons_save_state(video_adapter_t *adp, void *p, size_t size) 513 { 514 return (0); 515 } 516 517 static int 518 am335x_syscons_load_state(video_adapter_t *adp, void *p) 519 { 520 return (0); 521 } 522 523 static int 524 am335x_syscons_set_win_org(video_adapter_t *adp, off_t offset) 525 { 526 return (0); 527 } 528 529 static int 530 am335x_syscons_read_hw_cursor(video_adapter_t *adp, int *col, int *row) 531 { 532 *col = *row = 0; 533 534 return (0); 535 } 536 537 static int 538 am335x_syscons_set_hw_cursor(video_adapter_t *adp, int col, int row) 539 { 540 return (0); 541 } 542 543 static int 544 am335x_syscons_set_hw_cursor_shape(video_adapter_t *adp, int base, int height, 545 int celsize, int blink) 546 { 547 return (0); 548 } 549 550 static int 551 am335x_syscons_blank_display(video_adapter_t *adp, int mode) 552 { 553 554 struct video_adapter_softc *sc; 555 556 sc = (struct video_adapter_softc *)adp; 557 if (sc && sc->fb_addr) 558 memset((void*)sc->fb_addr, 0, sc->fb_size); 559 560 return (0); 561 } 562 563 static int 564 am335x_syscons_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr, 565 int prot, vm_memattr_t *memattr) 566 { 567 struct video_adapter_softc *sc; 568 569 sc = (struct video_adapter_softc *)adp; 570 571 /* 572 * This might be a legacy VGA mem request: if so, just point it at the 573 * framebuffer, since it shouldn't be touched 574 */ 575 if (offset < sc->stride*sc->height) { 576 *paddr = sc->fb_paddr + offset; 577 return (0); 578 } 579 580 return (EINVAL); 581 } 582 583 static int 584 am335x_syscons_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data) 585 { 586 struct video_adapter_softc *sc; 587 struct fbtype *fb; 588 589 sc = (struct video_adapter_softc *)adp; 590 591 switch (cmd) { 592 case FBIOGTYPE: 593 fb = (struct fbtype *)data; 594 fb->fb_type = FBTYPE_PCIMISC; 595 fb->fb_height = sc->height; 596 fb->fb_width = sc->width; 597 fb->fb_depth = sc->depth; 598 if (sc->depth <= 1 || sc->depth > 8) 599 fb->fb_cmsize = 0; 600 else 601 fb->fb_cmsize = 1 << sc->depth; 602 fb->fb_size = sc->fb_size; 603 break; 604 default: 605 return (fb_commonioctl(adp, cmd, data)); 606 } 607 608 return (0); 609 } 610 611 static int 612 am335x_syscons_clear(video_adapter_t *adp) 613 { 614 615 return (am335x_syscons_blank_display(adp, 0)); 616 } 617 618 static int 619 am335x_syscons_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy) 620 { 621 622 return (0); 623 } 624 625 static int 626 am335x_syscons_bitblt(video_adapter_t *adp, ...) 627 { 628 629 return (0); 630 } 631 632 static int 633 am335x_syscons_diag(video_adapter_t *adp, int level) 634 { 635 636 return (0); 637 } 638 639 static int 640 am335x_syscons_save_cursor_palette(video_adapter_t *adp, u_char *palette) 641 { 642 643 return (0); 644 } 645 646 static int 647 am335x_syscons_load_cursor_palette(video_adapter_t *adp, u_char *palette) 648 { 649 650 return (0); 651 } 652 653 static int 654 am335x_syscons_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n) 655 { 656 657 return (0); 658 } 659 660 static int 661 am335x_syscons_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a, 662 int size, int bpp, int bit_ltor, int byte_ltor) 663 { 664 665 return (0); 666 } 667 668 static int 669 am335x_syscons_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a) 670 { 671 struct video_adapter_softc *sc; 672 int row; 673 int col; 674 int i, j, k; 675 uint8_t *addr; 676 u_char *p; 677 uint8_t fg, bg, color; 678 uint16_t rgb; 679 680 sc = (struct video_adapter_softc *)adp; 681 682 if (sc->fb_addr == 0) 683 return (0); 684 685 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 686 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 687 p = sc->font + c*AM335X_FONT_HEIGHT; 688 addr = (uint8_t *)sc->fb_addr 689 + (row + sc->ymargin)*(sc->stride) 690 + (sc->depth/8) * (col + sc->xmargin); 691 692 fg = a & 0xf ; 693 bg = (a >> 4) & 0xf; 694 695 for (i = 0; i < AM335X_FONT_HEIGHT; i++) { 696 for (j = 0, k = 7; j < 8; j++, k--) { 697 if ((p[i] & (1 << k)) == 0) 698 color = bg; 699 else 700 color = fg; 701 702 switch (sc->depth) { 703 case 32: 704 addr[4*j+0] = am335x_syscons_palette[color].r; 705 addr[4*j+1] = am335x_syscons_palette[color].g; 706 addr[4*j+2] = am335x_syscons_palette[color].b; 707 addr[4*j+3] = am335x_syscons_palette[color].a; 708 break; 709 case 24: 710 addr[3*j] = am335x_syscons_palette[color].r; 711 addr[3*j+1] = am335x_syscons_palette[color].g; 712 addr[3*j+2] = am335x_syscons_palette[color].b; 713 break; 714 case 16: 715 rgb = (am335x_syscons_palette[color].r >> 3) << 11; 716 rgb |= (am335x_syscons_palette[color].g >> 2) << 5; 717 rgb |= (am335x_syscons_palette[color].b >> 3); 718 addr[2*j] = rgb & 0xff; 719 addr[2*j + 1] = (rgb >> 8) & 0xff; 720 default: 721 /* Not supported yet */ 722 break; 723 } 724 } 725 726 addr += (sc->stride); 727 } 728 729 return (0); 730 } 731 732 static int 733 am335x_syscons_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len) 734 { 735 int i; 736 737 for (i = 0; i < len; i++) 738 am335x_syscons_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8); 739 740 return (0); 741 } 742 743 static int 744 am335x_syscons_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image, 745 uint32_t pixel_mask, int size, int width) 746 { 747 748 return (0); 749 } 750 751 /* Initialization function */ 752 int am335x_lcd_syscons_setup(vm_offset_t vaddr, vm_paddr_t paddr, 753 struct panel_info *panel) 754 { 755 struct video_adapter_softc *va_sc = &va_softc; 756 757 va_sc->fb_addr = vaddr; 758 va_sc->fb_paddr = paddr; 759 va_sc->depth = panel->bpp; 760 va_sc->stride = panel->bpp*panel->panel_width/8; 761 762 va_sc->width = panel->panel_width; 763 va_sc->height = panel->panel_height; 764 va_sc->fb_size = va_sc->width * va_sc->height 765 * va_sc->depth/8; 766 am335x_syscons_update_margins(&va_sc->va); 767 768 return (0); 769 } 770