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

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author	Jonathan McCrohan <jmccrohan@gmail.com>	2014-10-15 00:54:11 +0100
committer	Jonathan McCrohan <jmccrohan@gmail.com>	2014-10-15 00:54:11 +0100
commit	6a4826f9d965ba04738085602e80a867c78c81f1 (patch)
tree	bb1db1628dd2d2b68a813fa13288ae4797b6fd92 /dvb-t/uk-SandyHeath
parent	869756da0627b14a6954f96aa5009d57a5e682c7 (diff)
download	dtv-scan-tables-6a4826f9d965ba04738085602e80a867c78c81f1.tar.gz

Imported Upstream version 0+git20141009.d26b627upstream/0+git20141009.d26b627

Diffstat (limited to 'dvb-t/uk-SandyHeath')

-rw-r--r--

dvb-t/uk-SandyHeath

1 files changed, 86 insertions, 7 deletions

/* $Id$ * $URL$ * * Pertelian lcd4linux driver * Copyright (C) 2007 Andy Powell <lcd4linux@automted.it> * * Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at> * Copyright (C) 2005, 2006, 2007 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_Pertelian * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <unistd.h> #include <string.h> #include <errno.h> #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_text.h" #include "drv_generic_serial.h" static char Name[] = "Pertelian"; static unsigned char rowoffset[4] = { 0x80, 0x80 + 0x40, 0x80 + 0x14, 0x80 + 0x40 + 0x14 }; #define PERTELIAN_LCDCOMMAND 0xfe /****************************************/ /*** hardware dependant functions ***/ /****************************************/ static int drv_Pertelian_open(const char *section) { if (drv_generic_serial_open(section, Name, 0) < 0) return -1; return 0; } static int drv_Pertelian_close(void) { drv_generic_serial_close(); return 0; } static void drv_Pertelian_send(const char *data, const unsigned int len) { unsigned int i; /* Pertelian interface seems to offer no buffering at all so we have to slow things down a tad yes 1usec is enough */ for (i = 0; i < len; i++) { drv_generic_serial_write(&data[i], 1); usleep(100); } } static void drv_Pertelian_clear(void) { char cmd[2]; cmd[0] = PERTELIAN_LCDCOMMAND; cmd[1] = 0x01; drv_Pertelian_send(cmd, 2); } static void drv_Pertelian_write(const int row, const int col, const char *data, int len) { char cmd[3]; cmd[0] = PERTELIAN_LCDCOMMAND; cmd[1] = ((rowoffset[row]) + (col)); drv_Pertelian_send(cmd, 2); drv_Pertelian_send(data, len); } static void drv_Pertelian_defchar(const int ascii, const unsigned char *matrix) { char cmd[11] = ""; int i; cmd[0] = PERTELIAN_LCDCOMMAND; cmd[1] = (0x40 + (8 * ascii)); for (i = 0; i < 8; i++) { cmd[i + 2] = matrix[i] & 0x1f; } drv_Pertelian_send(cmd, 10); } static int drv_Pertelian_backlight(int backlight) { char cmd[2]; if (backlight <= 0) backlight = 2; else if (backlight >= 1) backlight = 3; cmd[0] = PERTELIAN_LCDCOMMAND; cmd[1] = backlight; drv_Pertelian_send(cmd, 2); return backlight; } static int drv_Pertelian_start(const char *section) { int backlight; int rows = -1, cols = -1; char *s; char cmd[12] = ""; 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; } if (sscanf(s, "%dx%d", &cols, &rows) != 2 || rows < 1 || cols < 1) { error("%s: bad %s.Size '%s' from %s", Name, section, s, cfg_source()); free(s); return -1; } DROWS = rows; DCOLS = cols; /* open communication with the display */ if (drv_Pertelian_open(section) < 0) { return -1; } /* reset & initialize display */ cmd[0] = PERTELIAN_LCDCOMMAND; cmd[1] = 0x38; cmd[2] = PERTELIAN_LCDCOMMAND; cmd[3] = 0x06; cmd[4] = PERTELIAN_LCDCOMMAND; cmd[5] = 0x10; /* move cursor on data write */ cmd[6] = PERTELIAN_LCDCOMMAND; cmd[7] = 0x0c; cmd[8] = 0x0c; drv_Pertelian_send(cmd, 8); if (cfg_number(section, "Backlight", 0, 0, 1, &backlight) > 0) { drv_Pertelian_backlight(backlight); } drv_Pertelian_clear(); /* clear display */ return 0; } /****************************************/ /*** plugins ***/ /****************************************/ static void plugin_backlight(RESULT * result, RESULT * arg1) { double backlight = 0; backlight = drv_Pertelian_backlight(R2N(arg1)); 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_Pertelian_list(void) { printf("Pertelian X2040 displays"); return 0; } /* initialize driver & display */ int drv_Pertelian_init(const char *section, const int quiet) { WIDGET_CLASS wc; int ret; info("%s: %s", Name, "$Rev$"); /* display preferences */ XRES = 5; /* pixel width of one char */ YRES = 8; /* pixel height of one char */ CHARS = 8; /* number of user-defineable characters */ CHAR0 = 0; /* ASCII of first user-defineable char */ GOTO_COST = 2; /* number of bytes a goto command requires */ /* real worker functions */ drv_generic_text_real_write = drv_Pertelian_write; drv_generic_text_real_defchar = drv_Pertelian_defchar; /* start display */ if ((ret = drv_Pertelian_start(section)) != 0) return ret; if (!quiet) { char buffer[40]; qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); if (drv_generic_text_greet(buffer, "LinITX.com")) { sleep(3); drv_Pertelian_clear(); } } /* initialize generic text driver */ if ((ret = drv_generic_text_init(section, Name)) != 0) return ret; /* initialize generic icon driver */ if ((ret = drv_generic_text_icon_init()) != 0) return ret; /* initialize generic bar driver */ if ((ret = drv_generic_text_bar_init(0)) != 0) return ret; /* add fixed chars to the bar driver */ drv_generic_text_bar_add_segment(0, 0, 255, 32); /* ASCII 32 = blank */ /* register text widget */ wc = Widget_Text; wc.draw = drv_generic_text_draw; widget_register(&wc); /* register icon widget */ wc = Widget_Icon; wc.draw = drv_generic_text_icon_draw; widget_register(&wc); /* register bar widget */ wc = Widget_Bar; wc.draw = drv_generic_text_bar_draw; widget_register(&wc); AddFunction("LCD::backlight", 1, plugin_backlight); return 0; } /* close driver & display */ int drv_Pertelian_quit(const int quiet) { info("%s: shutting down.", Name); drv_generic_text_quit(); /* clear display */ drv_Pertelian_clear(); /* say goodbye... */ if (!quiet) { drv_generic_text_greet("goodbye!", NULL); } drv_Pertelian_backlight(0); debug("closing connection"); drv_Pertelian_close(); return (0); } DRIVER drv_Pertelian = { .name = Name, .list = drv_Pertelian_list, .init = drv_Pertelian_init, .quit = drv_Pertelian_quit, };


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