/* $Id: drv_MatrixOrbitalGX.c 975 2009-02-27 18:50:20Z abbas $ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_MatrixOrbitalGX.c $ * * driver for Matrix Orbital GX Series Graphic(240x64) displays from matrixorbital.com * * Copyright (C) 2009 Abbas Kosan * Copyright (C) 2005, 2006, 2007 The LCD4Linux Team * * * This file is part of LCD4Linux. * * LCD4Linux is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * LCD4Linux is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ /* * * exported fuctions: * * struct DRIVER drv_MatrixOrbitalGX * */ #include "config.h" #include #include #include #include #include //#include //#include //#include //#include #include #include "debug.h" #include "cfg.h" #include "qprintf.h" #include "udelay.h" #include "plugin.h" #include "widget.h" #include "widget_text.h" #include "widget_icon.h" #include "widget_bar.h" #include "drv.h" #include "drv_generic_graphic.h" #define MatrixOrbitalGX_VENDOR 0x1b3d #define MatrixOrbitalGX_DEVICE_1 0x000a #define MatrixOrbitalGX_DEVICE_2 0x000b #define MatrixOrbitalGX_DEVICE_3 0x000c /********Matrix Orbital GX Series*********/ #define INTERFACE_ 0 #define BULK_OUT_ENDPOINT 0x05 #define BULK_IN_ENDPOINT 0x82 #define SCREEN_H 64 #define SCREEN_W 240 #define SCREEN_SIZE (SCREEN_H * SCREEN_W) /*****************************************/ #if 1 #define DEBUG(x) debug("%s(): %s", __FUNCTION__, x); #else #define DEBUG(x) #endif static char Name[] = "MatrixOrbitalGX"; static unsigned char *MOGX_framebuffer; /* used to display white text on blue background or inverse */ static unsigned char invert = 0x00; static unsigned char backlight_RGB = 0; static usb_dev_handle *lcd_dev; /* int mygetch(void) { struct termios oldt, newt; int ch; tcgetattr( STDIN_FILENO, &oldt ); newt = oldt; newt.c_lflag &= ~( ICANON | ECHO ); tcsetattr( STDIN_FILENO, TCSANOW, &newt ); ch = getchar(); tcsetattr( STDIN_FILENO, TCSANOW, &oldt ); return ch; } */ /****************************************/ /*** hardware dependant functions ***/ /****************************************/ static int drv_MOGX_open(void) { struct usb_bus *busses, *bus; struct usb_device *dev; char driver[1024]; char product[1024]; char manufacturer[1024]; char serialnumber[1024]; int ret; lcd_dev = NULL; info("%s: scanning for Matrix Orbital GX Series LCD...", Name); usb_set_debug(0); usb_init(); usb_find_busses(); usb_find_devices(); busses = usb_get_busses(); for (bus = busses; bus; bus = bus->next) { for (dev = bus->devices; dev; dev = dev->next) { if ((dev->descriptor.idVendor == MatrixOrbitalGX_VENDOR) && ((dev->descriptor.idProduct == MatrixOrbitalGX_DEVICE_1) || (dev->descriptor.idProduct == MatrixOrbitalGX_DEVICE_2) || (dev->descriptor.idProduct == MatrixOrbitalGX_DEVICE_3))) { /* At the moment, I have information for only this LCD */ if (dev->descriptor.idProduct == MatrixOrbitalGX_DEVICE_2) backlight_RGB = 0; info("%s: found Matrix Orbital GX Series LCD on bus %s device %s", Name, bus->dirname, dev->filename); lcd_dev = usb_open(dev); ret = usb_get_driver_np(lcd_dev, 0, driver, sizeof(driver)); if (ret == 0) { info("%s: interface 0 already claimed by '%s'", Name, driver); info("%s: attempting to detach driver...", Name); if (usb_detach_kernel_driver_np(lcd_dev, 0) < 0) { error("%s: usb_detach_kernel_driver_np() failed!", Name); return -1; } } usb_set_configuration(lcd_dev, 1); usleep(100); if (usb_claim_interface(lcd_dev, 0) < 0) { error("%s: usb_claim_interface() failed!", Name); return -1; } usb_set_altinterface(lcd_dev, 0); usb_get_string_simple(lcd_dev, dev->descriptor.iProduct, product, sizeof(product)); usb_get_string_simple(lcd_dev, dev->descriptor.iManufacturer, manufacturer, sizeof(manufacturer)); usb_get_string_simple(lcd_dev, dev->descriptor.iSerialNumber, serialnumber, sizeof(serialnumber)); info("%s: Manufacturer='%s' Product='%s' SerialNumber='%s'", Name, manufacturer, product, serialnumber); return 0; } } } error("%s: could not find a Matrix Orbital GX Series LCD", Name); return -1; } static void drv_MOGX_send(const unsigned char *data, const unsigned int size) { int ret; //unsigned char rcv_buffer[64] = ""; ret = usb_bulk_write(lcd_dev, BULK_OUT_ENDPOINT, (char *) data, size, 1000); //info("%s written %d bytes\n", __FUNCTION__, ret); //ret = usb_bulk_read(lcd_dev, BULK_IN_ENDPOINT, (char *) rcv_buffer,64,1000); //printf("\nReply : "); //for (i=0;i= 0; bit--) { if (MOGX_framebuffer[x] ^ invert) pixel_byte |= (1 << bit); else pixel_byte &= ~(1 << bit); x++; } if (pixel_byte == 0xc0) { cmd[11 + cmd_length] = 0xdb; cmd_length++; cmd[11 + cmd_length] = 0xdc; cmd_length++; } else if (pixel_byte == 0xdb) { cmd[11 + cmd_length] = 0xdb; cmd_length++; cmd[11 + cmd_length] = 0xdd; cmd_length++; } else { cmd[11 + cmd_length] = pixel_byte; cmd_length++; } } /* finish command */ cmd[11 + cmd_length] = 0xc0; //info("In %s - %s \n", __FUNCTION__, cmd_img); /* send command which includes framebuffer */ drv_MOGX_send(cmd, cmd_length + 12); } static void drv_MOGX_blit(const int row, const int col, const int height, const int width) { int r, c; for (r = row; r < row + height; r++) { for (c = col; c < col + width; c++) MOGX_framebuffer[r * SCREEN_W + c] = drv_generic_graphic_black(r, c); } drv_MOGX_update_lcd(); } void drv_MOGX_clear(void) { //info("In %s\n", __FUNCTION__); memset(MOGX_framebuffer, 0x00, SCREEN_SIZE); /* clear the screen */ drv_MOGX_update_lcd(); } /* TODO : I am not sure for contrast function (command) Don't try to adjust contrast until contrast function is checked and fixed */ /* static int drv_MOGX_contrast(int contrast) { unsigned char cmd[11] = {0x18,0x4c,0x43,0x53,0x43,0x00,0x00,0x00,0x01,0x00,0xc0}; // adjust limits according to the display if (contrast < 0) contrast = 0; if (contrast > 255) contrast = 255; // send contrast command cmd[9] = contrast; drv_MOGX_send(cmd, 11); return contrast; } */ /* backlight function used in plugin */ static int drv_MOGX_backlight(int backlight) { unsigned char cmd[13] = { 0x18, 0x4c, 0x43, 0x53, 0x48, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xc0 }; if (backlight < 0) backlight = 0; if (backlight >= 255) backlight = 255; cmd[10] = backlight; drv_MOGX_send(cmd, 13); return backlight; } /* backlightRGB function used in plugin */ static int drv_MOGX_backlightRGB(int backlight_R, int backlight_G, int backlight_B) { /* TODO : Function should be tested for three color LCD */ //unsigned char cmd1[11] = {0x18,0x4c,0x43,0x53,0x42,0x00,0x00,0x00,0x01,0xff,0xc0}; unsigned char cmd2[13] = { 0x18, 0x4c, 0x43, 0x53, 0x48, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xc0 }; if (backlight_R < 0) backlight_R = 0; if (backlight_R >= 255) backlight_R = 255; if (backlight_G < 0) backlight_G = 0; if (backlight_G >= 255) backlight_G = 255; if (backlight_B < 0) backlight_B = 0; if (backlight_B >= 255) backlight_B = 255; //cmd1[9] = backlight; cmd2[9] = backlight_R; cmd2[10] = backlight_G; cmd2[11] = backlight_B; //drv_MOGX_send(cmd1, 11); drv_MOGX_send(cmd2, 13); return backlight_R + backlight_G + backlight_B; } /* start graphic display */ static int drv_MOGX_start(const char *section, const __attribute__ ((unused)) int quiet) { char *s; int value1, value2, value3; /* read display size from config */ s = cfg_get(section, "Size", NULL); if (s == NULL || *s == '\0') { error("%s: no '%s.Size' entry from %s", Name, section, cfg_source()); return -1; } DROWS = -1; DCOLS = -1; if (sscanf(s, "%dx%d", &DCOLS, &DROWS) != 2 || DCOLS < 1 || DROWS < 1) { error("%s: bad %s.Size '%s' from %s", Name, section, s, cfg_source()); return -1; } s = cfg_get(section, "Font", "6x8"); if (s == NULL || *s == '\0') { error("%s: no '%s.Font' entry from %s", Name, section, cfg_source()); return -1; } XRES = -1; YRES = -1; if (sscanf(s, "%dx%d", &XRES, &YRES) != 2 || XRES < 1 || YRES < 1) { error("%s: bad %s.Font '%s' from %s", Name, section, s, cfg_source()); return -1; } /* Fixme: provider other fonts someday... */ if (XRES != 6 && YRES != 8) { error("%s: bad Font '%s' from %s (only 6x8 at the moment)", Name, s, cfg_source()); return -1; } if (cfg_number(section, "Invert", 0, 0, 1, &value1) > 0) if (value1 > 0) { info("%s: Display is inverted", Name); invert = 0x01; } /* open communication with the display */ if (drv_MOGX_open() < 0) { return -1; } /* Init framebuffer buffer */ MOGX_framebuffer = (unsigned char *) malloc(SCREEN_SIZE * sizeof(unsigned char)); if (!MOGX_framebuffer) { error("%s: framebuffer could not be allocated: malloc() failed", Name); return -1; } memset(MOGX_framebuffer, 0x00, SCREEN_SIZE); //info("%s framebuffer zeroed", __FUNCTION__); /* TODO : I am not sure for contrast function (command) Don't try to adjust contrast until contrast function is checked and fixed */ /* if (cfg_number(section, "Contrast", 0, 0, 255, &value1) > 0) { info("%s: Setting contrast to %d", Name, value1); drv_MOGX_contrast(value1); } */ /* if lcd has three color backlight call the backlightRGB function */ if (backlight_RGB) { if ((cfg_number(section, "Backlight_R", 0, 0, 255, &value1) > 0) && (cfg_number(section, "Backlight_G", 0, 0, 255, &value2) > 0) && (cfg_number(section, "Backlight_B", 0, 0, 255, &value3) > 0)) { info("%s: Setting backlight to %d,%d,%d (RGB)", Name, value1, value2, value3); drv_MOGX_backlightRGB(value1, value2, value3); } } else { if ((cfg_number(section, "Backlight", 0, 0, 255, &value1) > 0)) { info("%s: Setting backlight to %d", Name, value1); drv_MOGX_backlight(value1); } } //info("In %s\n", __FUNCTION__); return 0; } /****************************************/ /*** plugins ***/ /****************************************/ /* TODO : I am not sure for contrast function (command) Don't try to adjust contrast until contrast function is checked and fixed */ /* static void plugin_contrast(RESULT * result, RESULT * arg1) { double contrast; contrast = drv_MOGX_contrast(R2N(arg1)); SetResult(&result, R_NUMBER, &contrast); } */ static void plugin_backlight(RESULT * result, RESULT * arg1) { double backlight; backlight = drv_MOGX_backlight(R2N(arg1)); SetResult(&result, R_NUMBER, &backlight); } static void plugin_backlightRGB(RESULT * result, RESULT * arg1, RESULT * arg2, RESULT * arg3) { double backlight; backlight = drv_MOGX_backlightRGB(R2N(arg1), R2N(arg2), R2N(arg3)); SetResult(&result, R_NUMBER, &backlight); } /****************************************/ /*** widget callbacks ***/ /****************************************/ /* using drv_generic_text_draw(W) */ /* using drv_generic_text_icon_draw(W) */ /* using drv_generic_text_bar_draw(W) */ /* using drv_generic_gpio_draw(W) */ /****************************************/ /*** exported functions ***/ /****************************************/ /* list models */ int drv_MOGX_list(void) { printf("Matrix Orbital GX Series driver"); return 0; } /* initialize driver & display */ int drv_MOGX_init(const char *section, const int quiet) { int ret; //info("%s: %s", Name, "$Rev: 2$"); //info("Matrix Orbital GX Series LCD initialization\n"); /* real worker functions */ drv_generic_graphic_real_blit = drv_MOGX_blit; /* start display */ if ((ret = drv_MOGX_start(section, quiet)) != 0) return ret; /* initialize generic graphic driver */ if ((ret = drv_generic_graphic_init(section, Name)) != 0) return ret; if (!quiet) { char buffer[40]; qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); if (drv_generic_graphic_greet(buffer, "http://www.matrixorbital.com")) { sleep(3); drv_generic_graphic_clear(); } } /* register plugins */ /* TODO : I am not sure for contrast function (command) Don't try to adjust contrast until contrast function is checked and fixed */ //AddFunction("LCD::contrast", 1, plugin_contrast); if (backlight_RGB) AddFunction("LCD::backlightRGB", 3, plugin_backlightRGB); else AddFunction("LCD::backlight", 1, plugin_backlight); //info("In %s\n", __FUNCTION__); memset(MOGX_framebuffer, 0x00, SCREEN_SIZE); //DEBUG("zeroed"); return 0; } /* close driver & display */ int drv_MOGX_quit(const __attribute__ ((unused)) int quiet) { info("%s: shutting down.", Name); /* clear display */ drv_MOGX_clear(); drv_generic_graphic_quit(); //debug("closing connection"); drv_MOGX_close(); if (MOGX_framebuffer) { free(MOGX_framebuffer); } return (0); } /* use this one for a graphic display */ DRIVER drv_MatrixOrbitalGX = { .name = Name, .list = drv_MOGX_list, .init = drv_MOGX_init, .quit = drv_MOGX_quit, }; '#n369'>369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758