am335x_lcd_syscons.c revision 251018
1184588Sdfr/*- 2184588Sdfr * Copyright (c) 2013 Oleksandr Tymoshenko <gonzo@freebsd.org> 3184588Sdfr * All rights reserved. 4184588Sdfr * 5184588Sdfr * Redistribution and use in source and binary forms, with or without 6184588Sdfr * modification, are permitted provided that the following conditions 7184588Sdfr * are met: 8184588Sdfr * 1. Redistributions of source code must retain the above copyright 9184588Sdfr * notice, this list of conditions and the following disclaimer. 10184588Sdfr * 2. Redistributions in binary form must reproduce the above copyright 11184588Sdfr * notice, this list of conditions and the following disclaimer in the 12184588Sdfr * documentation and/or other materials provided with the distribution. 13184588Sdfr * 14184588Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15184588Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16184588Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17184588Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18184588Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19184588Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20184588Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21184588Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22184588Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23184588Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24184588Sdfr * SUCH DAMAGE. 25184588Sdfr */ 26184588Sdfr#include <sys/cdefs.h> 27184588Sdfr__FBSDID("$FreeBSD: head/sys/arm/ti/am335x/am335x_lcd_syscons.c 251018 2013-05-27 00:23:01Z gonzo $"); 28184588Sdfr 29184588Sdfr#include <sys/param.h> 30184588Sdfr#include <sys/systm.h> 31184588Sdfr#include <sys/bus.h> 32184588Sdfr#include <sys/conf.h> 33184588Sdfr#include <sys/endian.h> 34184588Sdfr#include <sys/kernel.h> 35184588Sdfr#include <sys/lock.h> 36184588Sdfr#include <sys/malloc.h> 37184588Sdfr#include <sys/module.h> 38184588Sdfr#include <sys/mutex.h> 39184588Sdfr#include <sys/resource.h> 40184588Sdfr#include <sys/rman.h> 41184588Sdfr#include <sys/fbio.h> 42184588Sdfr#include <sys/consio.h> 43184588Sdfr 44184588Sdfr#include <sys/kdb.h> 45184588Sdfr 46184588Sdfr#include <machine/bus.h> 47184588Sdfr#include <machine/cpu.h> 48184588Sdfr#include <machine/cpufunc.h> 49184588Sdfr#include <machine/resource.h> 50184588Sdfr#include <machine/frame.h> 51184588Sdfr#include <machine/intr.h> 52184588Sdfr 53184588Sdfr#include <dev/fdt/fdt_common.h> 54184588Sdfr#include <dev/ofw/ofw_bus.h> 55184588Sdfr#include <dev/ofw/ofw_bus_subr.h> 56 57#include <dev/fb/fbreg.h> 58#include <dev/syscons/syscons.h> 59 60#include "am335x_lcd.h" 61 62struct video_adapter_softc { 63 /* Videoadpater part */ 64 video_adapter_t va; 65 int console; 66 67 intptr_t fb_addr; 68 intptr_t fb_paddr; 69 unsigned int fb_size; 70 71 unsigned int height; 72 unsigned int width; 73 unsigned int depth; 74 unsigned int stride; 75 76 unsigned int xmargin; 77 unsigned int ymargin; 78 79 unsigned char *font; 80 int initialized; 81}; 82 83struct argb { 84 uint8_t a; 85 uint8_t r; 86 uint8_t g; 87 uint8_t b; 88}; 89 90static struct argb am335x_syscons_palette[16] = { 91 {0x00, 0x00, 0x00, 0x00}, 92 {0x00, 0x00, 0x00, 0xaa}, 93 {0x00, 0x00, 0xaa, 0x00}, 94 {0x00, 0x00, 0xaa, 0xaa}, 95 {0x00, 0xaa, 0x00, 0x00}, 96 {0x00, 0xaa, 0x00, 0xaa}, 97 {0x00, 0xaa, 0x55, 0x00}, 98 {0x00, 0xaa, 0xaa, 0xaa}, 99 {0x00, 0x55, 0x55, 0x55}, 100 {0x00, 0x55, 0x55, 0xff}, 101 {0x00, 0x55, 0xff, 0x55}, 102 {0x00, 0x55, 0xff, 0xff}, 103 {0x00, 0xff, 0x55, 0x55}, 104 {0x00, 0xff, 0x55, 0xff}, 105 {0x00, 0xff, 0xff, 0x55}, 106 {0x00, 0xff, 0xff, 0xff} 107}; 108 109/* mouse pointer from dev/syscons/scgfbrndr.c */ 110static u_char mouse_pointer[16] = { 111 0x00, 0x40, 0x60, 0x70, 0x78, 0x7c, 0x7e, 0x68, 112 0x0c, 0x0c, 0x06, 0x06, 0x00, 0x00, 0x00, 0x00 113}; 114 115#define AM335X_FONT_HEIGHT 16 116 117#define FB_WIDTH 640 118#define FB_HEIGHT 480 119#define FB_DEPTH 24 120 121static struct video_adapter_softc va_softc; 122 123static int am335x_syscons_configure(int flags); 124 125/* 126 * Video driver routines and glue. 127 */ 128static vi_probe_t am335x_syscons_probe; 129static vi_init_t am335x_syscons_init; 130static vi_get_info_t am335x_syscons_get_info; 131static vi_query_mode_t am335x_syscons_query_mode; 132static vi_set_mode_t am335x_syscons_set_mode; 133static vi_save_font_t am335x_syscons_save_font; 134static vi_load_font_t am335x_syscons_load_font; 135static vi_show_font_t am335x_syscons_show_font; 136static vi_save_palette_t am335x_syscons_save_palette; 137static vi_load_palette_t am335x_syscons_load_palette; 138static vi_set_border_t am335x_syscons_set_border; 139static vi_save_state_t am335x_syscons_save_state; 140static vi_load_state_t am335x_syscons_load_state; 141static vi_set_win_org_t am335x_syscons_set_win_org; 142static vi_read_hw_cursor_t am335x_syscons_read_hw_cursor; 143static vi_set_hw_cursor_t am335x_syscons_set_hw_cursor; 144static vi_set_hw_cursor_shape_t am335x_syscons_set_hw_cursor_shape; 145static vi_blank_display_t am335x_syscons_blank_display; 146static vi_mmap_t am335x_syscons_mmap; 147static vi_ioctl_t am335x_syscons_ioctl; 148static vi_clear_t am335x_syscons_clear; 149static vi_fill_rect_t am335x_syscons_fill_rect; 150static vi_bitblt_t am335x_syscons_bitblt; 151static vi_diag_t am335x_syscons_diag; 152static vi_save_cursor_palette_t am335x_syscons_save_cursor_palette; 153static vi_load_cursor_palette_t am335x_syscons_load_cursor_palette; 154static vi_copy_t am335x_syscons_copy; 155static vi_putp_t am335x_syscons_putp; 156static vi_putc_t am335x_syscons_putc; 157static vi_puts_t am335x_syscons_puts; 158static vi_putm_t am335x_syscons_putm; 159 160static video_switch_t am335x_sysconsvidsw = { 161 .probe = am335x_syscons_probe, 162 .init = am335x_syscons_init, 163 .get_info = am335x_syscons_get_info, 164 .query_mode = am335x_syscons_query_mode, 165 .set_mode = am335x_syscons_set_mode, 166 .save_font = am335x_syscons_save_font, 167 .load_font = am335x_syscons_load_font, 168 .show_font = am335x_syscons_show_font, 169 .save_palette = am335x_syscons_save_palette, 170 .load_palette = am335x_syscons_load_palette, 171 .set_border = am335x_syscons_set_border, 172 .save_state = am335x_syscons_save_state, 173 .load_state = am335x_syscons_load_state, 174 .set_win_org = am335x_syscons_set_win_org, 175 .read_hw_cursor = am335x_syscons_read_hw_cursor, 176 .set_hw_cursor = am335x_syscons_set_hw_cursor, 177 .set_hw_cursor_shape = am335x_syscons_set_hw_cursor_shape, 178 .blank_display = am335x_syscons_blank_display, 179 .mmap = am335x_syscons_mmap, 180 .ioctl = am335x_syscons_ioctl, 181 .clear = am335x_syscons_clear, 182 .fill_rect = am335x_syscons_fill_rect, 183 .bitblt = am335x_syscons_bitblt, 184 .diag = am335x_syscons_diag, 185 .save_cursor_palette = am335x_syscons_save_cursor_palette, 186 .load_cursor_palette = am335x_syscons_load_cursor_palette, 187 .copy = am335x_syscons_copy, 188 .putp = am335x_syscons_putp, 189 .putc = am335x_syscons_putc, 190 .puts = am335x_syscons_puts, 191 .putm = am335x_syscons_putm, 192}; 193 194VIDEO_DRIVER(am335x_syscons, am335x_sysconsvidsw, am335x_syscons_configure); 195 196static vr_init_t am335x_rend_init; 197static vr_clear_t am335x_rend_clear; 198static vr_draw_border_t am335x_rend_draw_border; 199static vr_draw_t am335x_rend_draw; 200static vr_set_cursor_t am335x_rend_set_cursor; 201static vr_draw_cursor_t am335x_rend_draw_cursor; 202static vr_blink_cursor_t am335x_rend_blink_cursor; 203static vr_set_mouse_t am335x_rend_set_mouse; 204static vr_draw_mouse_t am335x_rend_draw_mouse; 205 206/* 207 * We use our own renderer; this is because we must emulate a hardware 208 * cursor. 209 */ 210static sc_rndr_sw_t am335x_rend = { 211 am335x_rend_init, 212 am335x_rend_clear, 213 am335x_rend_draw_border, 214 am335x_rend_draw, 215 am335x_rend_set_cursor, 216 am335x_rend_draw_cursor, 217 am335x_rend_blink_cursor, 218 am335x_rend_set_mouse, 219 am335x_rend_draw_mouse 220}; 221 222RENDERER(am335x_syscons, 0, am335x_rend, gfb_set); 223RENDERER_MODULE(am335x_syscons, gfb_set); 224 225static void 226am335x_rend_init(scr_stat* scp) 227{ 228} 229 230static void 231am335x_rend_clear(scr_stat* scp, int c, int attr) 232{ 233} 234 235static void 236am335x_rend_draw_border(scr_stat* scp, int color) 237{ 238} 239 240static void 241am335x_rend_draw(scr_stat* scp, int from, int count, int flip) 242{ 243 video_adapter_t* adp = scp->sc->adp; 244 int i, c, a; 245 246 if (!flip) { 247 /* Normal printing */ 248 vidd_puts(adp, from, (uint16_t*)sc_vtb_pointer(&scp->vtb, from), count); 249 } else { 250 /* This is for selections and such: invert the color attribute */ 251 for (i = count; i-- > 0; ++from) { 252 c = sc_vtb_getc(&scp->vtb, from); 253 a = sc_vtb_geta(&scp->vtb, from) >> 8; 254 vidd_putc(adp, from, c, (a >> 4) | ((a & 0xf) << 4)); 255 } 256 } 257} 258 259static void 260am335x_rend_set_cursor(scr_stat* scp, int base, int height, int blink) 261{ 262} 263 264static void 265am335x_rend_draw_cursor(scr_stat* scp, int off, int blink, int on, int flip) 266{ 267 video_adapter_t* adp = scp->sc->adp; 268 struct video_adapter_softc *sc; 269 int row, col; 270 uint8_t *addr; 271 int i, j, bytes; 272 273 sc = (struct video_adapter_softc *)adp; 274 275 if (scp->curs_attr.height <= 0) 276 return; 277 278 if (sc->fb_addr == 0) 279 return; 280 281 if (off >= adp->va_info.vi_width * adp->va_info.vi_height) 282 return; 283 284 /* calculate the coordinates in the video buffer */ 285 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 286 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 287 288 addr = (uint8_t *)sc->fb_addr 289 + (row + sc->ymargin)*(sc->stride) 290 + (sc->depth/8) * (col + sc->xmargin); 291 292 bytes = sc->depth/8; 293 294 /* our cursor consists of simply inverting the char under it */ 295 for (i = 0; i < adp->va_info.vi_cheight; i++) { 296 for (j = 0; j < adp->va_info.vi_cwidth; j++) { 297 switch (sc->depth) { 298 case 32: 299 case 24: 300 addr[bytes*j + 2] ^= 0xff; 301 /* FALLTHROUGH */ 302 case 16: 303 addr[bytes*j + 1] ^= 0xff; 304 addr[bytes*j] ^= 0xff; 305 break; 306 default: 307 break; 308 } 309 } 310 311 addr += sc->stride; 312 } 313} 314 315static void 316am335x_rend_blink_cursor(scr_stat* scp, int at, int flip) 317{ 318} 319 320static void 321am335x_rend_set_mouse(scr_stat* scp) 322{ 323} 324 325static void 326am335x_rend_draw_mouse(scr_stat* scp, int x, int y, int on) 327{ 328 vidd_putm(scp->sc->adp, x, y, mouse_pointer, 0xffffffff, 16, 8); 329} 330 331static uint16_t am335x_syscons_static_window[ROW*COL]; 332extern u_char dflt_font_16[]; 333 334/* 335 * Update videoadapter settings after changing resolution 336 */ 337static void 338am335x_syscons_update_margins(video_adapter_t *adp) 339{ 340 struct video_adapter_softc *sc; 341 video_info_t *vi; 342 343 sc = (struct video_adapter_softc *)adp; 344 vi = &adp->va_info; 345 346 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 347 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 348} 349 350static phandle_t 351am335x_syscons_find_panel_node(phandle_t start) 352{ 353 phandle_t child; 354 phandle_t result; 355 356 for (child = OF_child(start); child != 0; child = OF_peer(child)) { 357 if (fdt_is_compatible(child, "ti,am335x-lcd")) 358 return (child); 359 if ((result = am335x_syscons_find_panel_node(child))) 360 return (result); 361 } 362 363 return (0); 364} 365 366static int 367am335x_syscons_configure(int flags) 368{ 369 struct video_adapter_softc *va_sc; 370 371 va_sc = &va_softc; 372 phandle_t display, root; 373 pcell_t cell; 374 375 if (va_sc->initialized) 376 return (0); 377 378 va_sc->width = 0; 379 va_sc->height = 0; 380 381 /* 382 * It seems there is no way to let syscons framework know 383 * that framebuffer resolution has changed. So just try 384 * to fetch data from FDT and go with defaults if failed 385 */ 386 root = OF_finddevice("/"); 387 if ((root != 0) && 388 (display = am335x_syscons_find_panel_node(root))) { 389 if ((OF_getprop(display, "panel_width", 390 &cell, sizeof(cell))) > 0) 391 va_sc->width = (int)fdt32_to_cpu(cell); 392 393 if ((OF_getprop(display, "panel_height", 394 &cell, sizeof(cell))) > 0) 395 va_sc->height = (int)fdt32_to_cpu(cell); 396 } 397 398 if (va_sc->width == 0) 399 va_sc->width = FB_WIDTH; 400 if (va_sc->height == 0) 401 va_sc->height = FB_HEIGHT; 402 403 am335x_syscons_init(0, &va_sc->va, 0); 404 405 va_sc->initialized = 1; 406 407 return (0); 408} 409 410static int 411am335x_syscons_probe(int unit, video_adapter_t **adp, void *arg, int flags) 412{ 413 414 return (0); 415} 416 417static int 418am335x_syscons_init(int unit, video_adapter_t *adp, int flags) 419{ 420 struct video_adapter_softc *sc; 421 video_info_t *vi; 422 423 sc = (struct video_adapter_softc *)adp; 424 vi = &adp->va_info; 425 426 vid_init_struct(adp, "am335x_syscons", -1, unit); 427 428 sc->font = dflt_font_16; 429 vi->vi_cheight = AM335X_FONT_HEIGHT; 430 vi->vi_cwidth = 8; 431 432 vi->vi_width = sc->width/8; 433 vi->vi_height = sc->height/vi->vi_cheight; 434 435 /* 436 * Clamp width/height to syscons maximums 437 */ 438 if (vi->vi_width > COL) 439 vi->vi_width = COL; 440 if (vi->vi_height > ROW) 441 vi->vi_height = ROW; 442 443 sc->xmargin = (sc->width - (vi->vi_width * vi->vi_cwidth)) / 2; 444 sc->ymargin = (sc->height - (vi->vi_height * vi->vi_cheight))/2; 445 446 447 adp->va_window = (vm_offset_t) am335x_syscons_static_window; 448 adp->va_flags |= V_ADP_FONT /* | V_ADP_COLOR | V_ADP_MODECHANGE */; 449 450 vid_register(&sc->va); 451 452 return (0); 453} 454 455static int 456am335x_syscons_get_info(video_adapter_t *adp, int mode, video_info_t *info) 457{ 458 bcopy(&adp->va_info, info, sizeof(*info)); 459 return (0); 460} 461 462static int 463am335x_syscons_query_mode(video_adapter_t *adp, video_info_t *info) 464{ 465 return (0); 466} 467 468static int 469am335x_syscons_set_mode(video_adapter_t *adp, int mode) 470{ 471 return (0); 472} 473 474static int 475am335x_syscons_save_font(video_adapter_t *adp, int page, int size, int width, 476 u_char *data, int c, int count) 477{ 478 return (0); 479} 480 481static int 482am335x_syscons_load_font(video_adapter_t *adp, int page, int size, int width, 483 u_char *data, int c, int count) 484{ 485 struct video_adapter_softc *sc = (struct video_adapter_softc *)adp; 486 487 sc->font = data; 488 489 return (0); 490} 491 492static int 493am335x_syscons_show_font(video_adapter_t *adp, int page) 494{ 495 return (0); 496} 497 498static int 499am335x_syscons_save_palette(video_adapter_t *adp, u_char *palette) 500{ 501 return (0); 502} 503 504static int 505am335x_syscons_load_palette(video_adapter_t *adp, u_char *palette) 506{ 507 return (0); 508} 509 510static int 511am335x_syscons_set_border(video_adapter_t *adp, int border) 512{ 513 return (am335x_syscons_blank_display(adp, border)); 514} 515 516static int 517am335x_syscons_save_state(video_adapter_t *adp, void *p, size_t size) 518{ 519 return (0); 520} 521 522static int 523am335x_syscons_load_state(video_adapter_t *adp, void *p) 524{ 525 return (0); 526} 527 528static int 529am335x_syscons_set_win_org(video_adapter_t *adp, off_t offset) 530{ 531 return (0); 532} 533 534static int 535am335x_syscons_read_hw_cursor(video_adapter_t *adp, int *col, int *row) 536{ 537 *col = *row = 0; 538 539 return (0); 540} 541 542static int 543am335x_syscons_set_hw_cursor(video_adapter_t *adp, int col, int row) 544{ 545 return (0); 546} 547 548static int 549am335x_syscons_set_hw_cursor_shape(video_adapter_t *adp, int base, int height, 550 int celsize, int blink) 551{ 552 return (0); 553} 554 555static int 556am335x_syscons_blank_display(video_adapter_t *adp, int mode) 557{ 558 559 struct video_adapter_softc *sc; 560 561 sc = (struct video_adapter_softc *)adp; 562 if (sc && sc->fb_addr) 563 memset((void*)sc->fb_addr, 0, sc->fb_size); 564 565 return (0); 566} 567 568static int 569am335x_syscons_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr, 570 int prot, vm_memattr_t *memattr) 571{ 572 struct video_adapter_softc *sc; 573 574 sc = (struct video_adapter_softc *)adp; 575 576 /* 577 * This might be a legacy VGA mem request: if so, just point it at the 578 * framebuffer, since it shouldn't be touched 579 */ 580 if (offset < sc->stride*sc->height) { 581 *paddr = sc->fb_paddr + offset; 582 return (0); 583 } 584 585 return (EINVAL); 586} 587 588static int 589am335x_syscons_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data) 590{ 591 struct video_adapter_softc *sc; 592 struct fbtype *fb; 593 594 sc = (struct video_adapter_softc *)adp; 595 596 switch (cmd) { 597 case FBIOGTYPE: 598 fb = (struct fbtype *)data; 599 fb->fb_type = FBTYPE_PCIMISC; 600 fb->fb_height = sc->height; 601 fb->fb_width = sc->width; 602 fb->fb_depth = sc->depth; 603 if (sc->depth <= 1 || sc->depth > 8) 604 fb->fb_cmsize = 0; 605 else 606 fb->fb_cmsize = 1 << sc->depth; 607 fb->fb_size = sc->fb_size; 608 break; 609 default: 610 return (fb_commonioctl(adp, cmd, data)); 611 } 612 613 return (0); 614} 615 616static int 617am335x_syscons_clear(video_adapter_t *adp) 618{ 619 620 return (am335x_syscons_blank_display(adp, 0)); 621} 622 623static int 624am335x_syscons_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy) 625{ 626 627 return (0); 628} 629 630static int 631am335x_syscons_bitblt(video_adapter_t *adp, ...) 632{ 633 634 return (0); 635} 636 637static int 638am335x_syscons_diag(video_adapter_t *adp, int level) 639{ 640 641 return (0); 642} 643 644static int 645am335x_syscons_save_cursor_palette(video_adapter_t *adp, u_char *palette) 646{ 647 648 return (0); 649} 650 651static int 652am335x_syscons_load_cursor_palette(video_adapter_t *adp, u_char *palette) 653{ 654 655 return (0); 656} 657 658static int 659am335x_syscons_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n) 660{ 661 662 return (0); 663} 664 665static int 666am335x_syscons_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a, 667 int size, int bpp, int bit_ltor, int byte_ltor) 668{ 669 670 return (0); 671} 672 673static int 674am335x_syscons_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a) 675{ 676 struct video_adapter_softc *sc; 677 int row; 678 int col; 679 int i, j, k; 680 uint8_t *addr; 681 u_char *p; 682 uint8_t fg, bg, color; 683 uint16_t rgb; 684 685 sc = (struct video_adapter_softc *)adp; 686 687 if (sc->fb_addr == 0) 688 return (0); 689 690 row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight; 691 col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth; 692 p = sc->font + c*AM335X_FONT_HEIGHT; 693 addr = (uint8_t *)sc->fb_addr 694 + (row + sc->ymargin)*(sc->stride) 695 + (sc->depth/8) * (col + sc->xmargin); 696 697 fg = a & 0xf ; 698 bg = (a >> 4) & 0xf; 699 700 for (i = 0; i < AM335X_FONT_HEIGHT; i++) { 701 for (j = 0, k = 7; j < 8; j++, k--) { 702 if ((p[i] & (1 << k)) == 0) 703 color = bg; 704 else 705 color = fg; 706 707 switch (sc->depth) { 708 case 32: 709 addr[4*j+0] = am335x_syscons_palette[color].r; 710 addr[4*j+1] = am335x_syscons_palette[color].g; 711 addr[4*j+2] = am335x_syscons_palette[color].b; 712 addr[4*j+3] = am335x_syscons_palette[color].a; 713 break; 714 case 24: 715 addr[3*j] = am335x_syscons_palette[color].r; 716 addr[3*j+1] = am335x_syscons_palette[color].g; 717 addr[3*j+2] = am335x_syscons_palette[color].b; 718 break; 719 case 16: 720 rgb = (am335x_syscons_palette[color].r >> 3) << 11; 721 rgb |= (am335x_syscons_palette[color].g >> 2) << 5; 722 rgb |= (am335x_syscons_palette[color].b >> 3); 723 addr[2*j] = rgb & 0xff; 724 addr[2*j + 1] = (rgb >> 8) & 0xff; 725 default: 726 /* Not supported yet */ 727 break; 728 } 729 } 730 731 addr += (sc->stride); 732 } 733 734 return (0); 735} 736 737static int 738am335x_syscons_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len) 739{ 740 int i; 741 742 for (i = 0; i < len; i++) 743 am335x_syscons_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8); 744 745 return (0); 746} 747 748static int 749am335x_syscons_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image, 750 uint32_t pixel_mask, int size, int width) 751{ 752 753 return (0); 754} 755 756/* Initialization function */ 757int am335x_lcd_syscons_setup(vm_offset_t vaddr, vm_paddr_t paddr, 758 struct panel_info *panel) 759{ 760 struct video_adapter_softc *va_sc = &va_softc; 761 762 va_sc->fb_addr = vaddr; 763 va_sc->fb_paddr = paddr; 764 va_sc->depth = panel->bpp; 765 va_sc->stride = panel->bpp*panel->panel_width/8; 766 767 va_sc->width = panel->panel_width; 768 va_sc->height = panel->panel_height; 769 va_sc->fb_size = va_sc->width * va_sc->height 770 * va_sc->depth/8; 771 am335x_syscons_update_margins(&va_sc->va); 772 773 return (0); 774} 775 776/* 777 * Define a stub keyboard driver in case one hasn't been 778 * compiled into the kernel 779 */ 780#include <sys/kbio.h> 781#include <dev/kbd/kbdreg.h> 782 783static int dummy_kbd_configure(int flags); 784 785keyboard_switch_t am335x_dummysw; 786 787static int 788dummy_kbd_configure(int flags) 789{ 790 791 return (0); 792} 793KEYBOARD_DRIVER(am335x_dummy, am335x_dummysw, dummy_kbd_configure); 794