/* $Id: drv_serdisplib.c,v 1.2 2005/05/11 04:27:49 reinelt Exp $ * * driver for serdisplib displays * * Copyright (C) 2005 Michael Reinelt * Copyright (C) 2005 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. * * * $Log: drv_serdisplib.c,v $ * Revision 1.2 2005/05/11 04:27:49 reinelt * small serdisplib bugs fixed * * Revision 1.1 2005/05/10 13:20:14 reinelt * added serdisplib driver * */ /* * * exported fuctions: * * struct DRIVER drv_serdisplib * */ #include "config.h" #include #include #include #include #include #include "debug.h" #include "cfg.h" #include "qprintf.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" #ifdef WITH_DMALLOC #include #endif static char Name[] = "serdisplib"; static serdisp_CONN_t *sdcd; static serdisp_t *dd; /****************************************/ /*** hardware dependant functions ***/ /****************************************/ static void drv_SD_blit(const int row, const int col, const int height, const int width) { int r, c; long color; for (r = row; r < row + height; r++) { for (c = col; c < col + width; c++) { color = drv_generic_graphic_FB[r * LCOLS + c] ? SD_COL_BLACK : SD_COL_WHITE; serdisp_setcolour(dd, c, r, color); } } serdisp_update(dd); } static int drv_SD_start(const char *section) { long version; char *port, *model, *options, *s; version = serdisp_getversioncode(); info ("%s: header version %d.%d", Name, SERDISP_VERSION_MAJOR, SERDISP_VERSION_MINOR); info ("%s: library version %d.%d", Name, version>>8, version & 0xff); port = cfg_get(section, "Port", NULL); if (port == NULL || *port == '\0') { error("%s: no '%s.Port' entry from %s", Name, section, cfg_source()); return -1; } /* opening the output device */ sdcd = SDCONN_open(port); if (sdcd == NULL) { error ("%s: open(%s) failed: %s", Name, port, sd_geterrormsg()); return -1; } model = cfg_get(section, "Model", ""); if (model == NULL || *model == '\0') { error("%s: no '%s.Model' entry from %s", Name, section, cfg_source()); return -1; } info("%s: using model '%s'", Name, model); options = cfg_get(section, "Options", ""); info("%s: using options '%s'", Name, options); /* opening and initialising the display */ dd = serdisp_init(sdcd, model, options); if (dd == NULL) { error ("%s: init(%s, %s, %s) failed: %s", Name, port, model, options, sd_geterrormsg()); SDCONN_close(sdcd); return -1; } DROWS = serdisp_getheight(dd); DCOLS = serdisp_getwidth(dd); info ("%s: display size %dx%d", Name, DCOLS, DROWS); XRES = -1; YRES = -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; } 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; } /* clear display */ serdisp_clear(dd); return 0; } /****************************************/ /*** plugins ***/ /****************************************/ /* none at the moment... */ /* Fixme: SD_FEATURE's */ /****************************************/ /*** widget callbacks ***/ /****************************************/ /* using drv_generic_graphic_draw(W) */ /* using drv_generic_graphic_icon_draw(W) */ /* using drv_generic_graphic_bar_draw(W) */ /****************************************/ /*** exported functions ***/ /****************************************/ /* list models */ int drv_SD_list(void) { printf("%s", "any"); return 0; } /* initialize driver & display */ int drv_SD_init(const char *section, const int quiet) { WIDGET_CLASS wc; int ret; /* real worker functions */ drv_generic_graphic_real_blit = drv_SD_blit; /* start display */ if ((ret = drv_SD_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 text widget */ wc = Widget_Text; wc.draw = drv_generic_graphic_draw; widget_register(&wc); /* register icon widget */ wc = Widget_Icon; wc.draw = drv_generic_graphic_icon_draw; widget_register(&wc); /* register bar widget */ wc = Widget_Bar; wc.draw = drv_generic_graphic_bar_draw; widget_register(&wc); /* register plugins */ /* none at the moment... */ /* Fixme: SD_FEATURE's */ return 0; } /* close driver & display */ int drv_SD_quit(const int quiet) { info("%s: shutting down.", Name); drv_generic_graphic_clear(); if (!quiet) { drv_generic_graphic_greet("goodbye!", NULL); } drv_generic_graphic_quit(); serdisp_quit(dd); return (0); } DRIVER drv_serdisplib = { name:Name, list:drv_SD_list, init:drv_SD_init, quit:drv_SD_quit, };