dtv-scan-tables.git - dtv-scan-tables Debian packaging

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/* $Id$ * $URL$ * * LUIse lcd4linux driver * * Copyright (C) 2005 Theo Schneider <theo@schneider-berlin.net> * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> * * 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_LUIse * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <string.h> #include <errno.h> #include <usb.h> #include <luise.h> #include "debug.h" #include "cfg.h" #include "qprintf.h" #include "udelay.h" #include "plugin.h" #include "drv.h" #include "drv_generic_graphic.h" static char Name[] = "LUIse"; /* default Wert */ static int devNum = 0; /****************************************/ /*** hardware dependant functions ***/ /****************************************/ static void drv_LUIse_clear(void) { unsigned char buf[9600]; int x; // clear text LUI_Text(devNum, 0, 0, 320, 240, 0, 0, 1, 1, ""); // clear picture for (x = 0; x < 9600; x++) buf[x] = 0x00; LUI_Bitmap(devNum, 0, 0, 0, 0, 0, DCOLS, DROWS, DCOLS, DROWS, buf); LUI_Bitmap(devNum, 1, 0, 0, 0, 0, DCOLS, DROWS, DCOLS, DROWS, buf); } static void drv_LUIse_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++) { if (drv_generic_graphic_black(r, c)) { LUI_SetPixel(devNum, 0, c, r, 1); } else { LUI_SetPixel(devNum, 0, c, r, 0); } } } } static int drv_LUIse_contrast(int contrast) { /* adjust limits according to the display */ if (contrast < 0) contrast = 0; if (contrast > 255) contrast = 255; LUI_SetContrast(devNum, contrast); return contrast; } static int drv_LUIse_backlight(int backlight) { if (backlight < 0) backlight = 0; if (backlight > 1) backlight = 1; LUI_CCFL(devNum, backlight); return backlight; } /* start graphic display */ static int drv_LUIse_start(const char *section) { char *s; int gfxmode, gfxinvert, ScreenRotation, IOrefresh; int contrast, backlight; /* read devNum from config */ s = cfg_get(section, "DeviceNum", 0); if (s == NULL || *s == '\0') { error("%s: no '%s.DeviceNum' entry from %s", Name, section, cfg_source()); return -1; } if (sscanf(s, "%d", &devNum) < 0 || devNum > 4) { error("%s: bad DeviceNum '%s' from %s", Name, s, cfg_source()); return -1; } info("%s: using DeviceNum '%d'", Name, devNum); /* open communication with the display */ if (LUI_OpenDevice(devNum) > 0) { error("unable to open DeviceNum: %d", devNum); return -1; } /* * 0 : gfxmode 0 = or, 1 = and, 2 = xor * 0 : gfxinvert 0 = normal, 1 = invert * 0 : ScreenRotation 0 =, 1 =, 2 =, 3 =, * 2 : IOrefresh 0 = 25ms...255=256*25ms */ s = cfg_get(section, "Mode", "0.0.0.2"); if (s == NULL || *s == '\0') { error("%s: no '%s.Mode' entry from %s", Name, section, cfg_source()); return -1; } if (sscanf(s, "%d.%d.%d.%d", &gfxmode, &gfxinvert, &ScreenRotation, &IOrefresh) != 4 || gfxmode < 0 || gfxmode > 2 || gfxinvert < 0 || gfxinvert > 1 || ScreenRotation < 0 || ScreenRotation > 255 || IOrefresh < 0 || IOrefresh > 255) { error("%s: bad Mode '%s' from %s", Name, s, cfg_source()); return -1; } if (LUI_LCDmode(devNum, gfxmode, gfxinvert, ScreenRotation, IOrefresh) > 0) { error("Error LUI_LCDmode"); return -1; } switch (ScreenRotation) { case 0:{ DCOLS = 320; DROWS = 240; break; } case 1:{ DCOLS = 240; DROWS = 320; break; } case 2:{ DCOLS = 320; DROWS = 240; break; } case 3:{ DCOLS = 240; DROWS = 320; break; } } 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 Font '%s' from %s", Name, 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, "Contrast", 128, 0, 255, &contrast) > 0) { drv_LUIse_contrast(contrast); } if (cfg_number(section, "Backlight", 0, 0, 1, &backlight) > 0) { drv_LUIse_backlight(backlight); } s = cfg_get(section, "Backpicture", NULL); if (s == NULL || *s == '\0') { error("%s: no '%s.Backpicture' entry from %s", Name, section, cfg_source()); } else { drv_LUIse_clear(); if (LUI_BMPfile(devNum, 1, 0, 0, 0, 0, DCOLS, DROWS, s)) { error("%s: Sorry unable to load: %s", Name, s); return -1; } } return 0; } /****************************************/ /*** plugins ***/ /****************************************/ static void plugin_contrast(RESULT * result, RESULT * arg1) { double contrast; contrast = drv_LUIse_contrast(R2N(arg1)); SetResult(&result, R_NUMBER, &contrast); } static void plugin_backlight(RESULT * result, RESULT * arg1) { double backlight; backlight = drv_LUIse_backlight(R2N(arg1)); SetResult(&result, R_NUMBER, &backlight); } /****************************************/ /*** exported functions ***/ /****************************************/ /* list models */ int drv_LUIse_list(void) { printf("generic"); return 0; } /* initialize driver & display */ int drv_LUIse_init(const char *section, const int quiet) { int ret; info("%s: %s", Name, "$Rev$"); /* real worker functions */ drv_generic_graphic_real_blit = drv_LUIse_blit; /* start display */ if ((ret = drv_LUIse_start(section)) != 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, NULL)) { sleep(3); drv_generic_graphic_clear(); } } /* register plugins */ AddFunction("LCD::contrast", 1, plugin_contrast); AddFunction("LCD::backlight", 1, plugin_backlight); return 0; } /* close driver & display */ /* use this function for a graphic display */ int drv_LUIse_quit(const int quiet) { info("%s: shutting down.", Name); /* clear display */ drv_LUIse_clear(); /* set default for Contrast, ScreenRotation, gfxmode, gfxinvert, IOrefresh */ LUI_SetContrast(devNum, 128); LUI_LCDmode(devNum, 0, 0, 0, 2); /* say goodbye... */ if (!quiet) { drv_generic_graphic_greet("goodbye!", NULL); } drv_generic_graphic_quit(); debug("closing connection"); LUI_CloseDevice(devNum); return (0); } /* use this one for a graphic display */ DRIVER drv_LUIse = { .name = Name, .list = drv_LUIse_list, .init = drv_LUIse_init, .quit = drv_LUIse_quit, };


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