/* $Id$ * $URL$ * * ST2205U-driven hacked picture frame driver. * See http://picframe.spritesserver.nl/ for more info. * * Copyright (C) 2008 Jeroen Domburg * Modified from sample code by: * Copyright (C) 2005 Michael Reinelt * 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_st2205 * */ #include "config.h" #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" static char Name[] = "st2205"; /* libst2205 handle */ static st2205_handle *h; /* Display data */ static unsigned char *fb; static int drv_st2205_open(const char *section) { char *dev; dev = cfg_get(section, "Port", NULL); if (dev == NULL || *dev == '\0') { error("st2205: no '%s.Port' entry from %s", section, cfg_source()); return -1; } h = st2205_open(dev); if (h == NULL) { error("st2205: cannot open st2205 device %s", dev); return -1; } return 0; } static int drv_st2205_close(void) { st2205_close(h); return 0; } static void drv_st2205_blit(const int row, const int col, const int height, const int width) { int r, c; RGBA p; for (r = row; r < row + height; r++) { for (c = col; c < col + width; c++) { p = drv_generic_graphic_rgb(r, c); fb[(r * h->width + c) * 3 + 0] = p.R; fb[(r * h->width + c) * 3 + 1] = p.G; fb[(r * h->width + c) * 3 + 2] = p.B; } } st2205_send_data(h, fb); } /* start graphic display */ static int drv_st2205_start2(const char *section) { char *s; 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; } /* open communication with the display */ if (drv_st2205_open(section) < 0) { return -1; } /* you surely want to allocate a framebuffer or something... */ fb = malloc(h->height * h->width * 3); /* set width/height from st2205 firmware specs */ DROWS = h->width; DCOLS = h->height; return 0; } /****************************************/ /*** plugins ***/ /****************************************/ static void plugin_backlight(RESULT * result, RESULT * arg1) { int bl_on; bl_on = (R2N(arg1) == 0 ? 0 : 1); st2205_backlight(h, bl_on); SetResult(&result, R_NUMBER, &bl_on); } /****************************************/ /*** 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_st2205_list(void) { printf("generic hacked photo frame"); return 0; } /* initialize driver & display */ int drv_st2205_init2(const char *section, const int quiet) { int ret; /* real worker functions */ drv_generic_graphic_real_blit = drv_st2205_blit; /* start display */ if ((ret = drv_st2205_start2(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::backlight", 1, plugin_backlight); return 0; } /* close driver & display */ int drv_st2205_quit2(const int quiet) { info("%s: shutting down.", Name); /* clear display */ drv_generic_graphic_clear(); /* say goodbye... */ if (!quiet) { drv_generic_graphic_greet("goodbye!", NULL); } drv_generic_graphic_quit(); debug("closing connection"); drv_st2205_close(); return (0); } DRIVER drv_st2205 = { .name = Name, .list = drv_st2205_list, .init = drv_st2205_init2, .quit = drv_st2205_quit2, }; p;follow=1'>MPD plugin patch from michumichael1-1/+22 2007-07-27GPS plugin update by michumichael1-131/+248 2007-07-27indentationmichael2-106/+108 2007-06-21default for Brightness is 255volker1-1/+1 2007-06-20LCD::brightness in drv_X11 correctedvolker1-2/+10 2007-06-20global variable for backlight colorvolker1-0/+1 2007-06-20keypad support completed; new property brightness implementedvolker1-40/+175 2007-06-20maximum value for brightness is 8volker1-2/+2 2007-06-17buttons for X11 driver (thanks to Volker Gering)michael1-8/+49 2007-06-17Apple has no utsbuf.domainname (thanks to Volker Gering)michael1-1/+1 2007-06-17strndup() replacementmichael1-0/+24 2007-06-17better usage output by Volker Geringmichael1-4/+20 2007-06-08Image driver libgd dependancy fixmichael5-6/+31 2007-06-04big MPD patch from Robert Buchholzmichael1-79/+86 2007-05-19gps plugin, code by michu / www.neophob.commichael7-0/+580 2007-05-17compile error on m68k fixed (debian bug 405898)michael3-10/+170 2007-05-04typo in LUIse driver fixedmichael1-1/+1 2007-05-02some compiler warnings fixedmichael6-8/+14 2007-04-30LCD4Linux-0.10.1-RC2michael1-1/+1 2007-04-30ChangeLog updatedmichael1-1782/+3099 2007-04-30svn2cl moved and optimizedmichael1-6/+0