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-rw-r--r--drv_WincorNixdorf.c276
1 files changed, 276 insertions, 0 deletions
diff --git a/drv_WincorNixdorf.c b/drv_WincorNixdorf.c
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+/* $Id: drv_WincorNixdorf.c 840 2007-09-09 12:17:42Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_WincorNixdorf.c $
+ *
+ * driver for WincorNixdorf serial cashier displays BA63 and BA66
+ *
+ * Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at>
+ * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ *
+ * based on the SimpleLCD driver which is
+ * Copyright (C) 2005 Julien Aube <ob@obconseil.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_WincorNixdorf
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <termios.h>
+
+#include "debug.h"
+#include "cfg.h"
+#include "qprintf.h"
+#include "plugin.h"
+#include "widget.h"
+#include "widget_text.h"
+#include "widget_bar.h"
+#include "drv.h"
+#include "drv_generic_text.h"
+#include "drv_generic_serial.h"
+
+
+#define ESC "\033"
+
+
+static char Name[] = "WincorNixdorf";
+
+typedef struct {
+ int type;
+ char *name;
+ int rows;
+ int cols;
+} MODEL;
+
+static MODEL Models[] = {
+ {63, "BA63", 2, 20},
+ {66, "BA66", 4, 20},
+ {-1, "unknown", -1, -1},
+};
+
+static int Model;
+
+
+/****************************************/
+/*** hardware dependant functions ***/
+/****************************************/
+
+static void drv_WN_clear(void)
+{
+ drv_generic_serial_write(ESC "[2J", 4);
+}
+
+
+static void drv_WN_write(const int row, const int col, const char *data, int len)
+{
+ char cmd[8] = ESC "[r;ccH";
+
+ cmd[2] = '1' + row;
+ cmd[4] = '0' + (col / 10);
+ cmd[5] = '1' + (col % 10);
+
+ drv_generic_serial_write(cmd, 7);
+ drv_generic_serial_write(data, len);
+}
+
+
+static int drv_WN_start(const char *section, const int quiet)
+{
+ int i, len;
+ int selftest;
+ char *model = NULL;
+ char buffer[32];
+
+ model = cfg_get(section, "Model", NULL);
+ if (model == NULL && *model == '\0') {
+ error("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+
+ for (i = 0; Models[i].type != -1; i++) {
+ if (strcasecmp(Models[i].name, model) == 0)
+ break;
+ }
+ if (Models[i].type == -1) {
+ error("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source());
+ return -1;
+ }
+ Model = i;
+ info("%s: using model '%s'", Name, Models[Model].name);
+
+ /* initialize global variables */
+ DROWS = Models[Model].rows;
+ DCOLS = Models[Model].cols;
+
+ if (drv_generic_serial_open(section, Name, CS8 | PARENB | PARODD) < 0)
+ return -1;
+
+ /* real worker functions */
+ drv_generic_text_real_write = drv_WN_write;
+
+ cfg_number(section, "SelfTest", 0, 0, 1, &selftest);
+ if (selftest) {
+ info("%s: initiating display selftest sequence", Name);
+
+ /* read display identification */
+ drv_generic_serial_write(ESC "[0c", 4);
+ usleep(100 * 1000);
+
+ if ((len = drv_generic_serial_read(buffer, -1 * (int) sizeof(buffer))) > 0) {
+ info("%s: waiting 15 seconds for selftest", Name);
+ drv_generic_serial_write(buffer, len);
+ sleep(15);
+ info("%s: selftest finished", Name);
+ } else {
+ info("%s: selftest initiation failed", Name);
+ }
+ }
+
+ /* clear display */
+ drv_WN_clear();
+
+ if (!quiet) {
+ char buffer[40];
+ qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS);
+ if (drv_generic_text_greet(buffer, NULL)) {
+ sleep(3);
+ drv_WN_clear();
+ }
+ }
+
+ return 0;
+}
+
+
+/****************************************/
+/*** plugins ***/
+/****************************************/
+
+/* none */
+
+
+/****************************************/
+/*** widget callbacks ***/
+/****************************************/
+
+
+/* using drv_generic_text_draw(W) */
+
+
+/****************************************/
+/*** exported functions ***/
+/****************************************/
+
+
+/* list models */
+int drv_WN_list(void)
+{
+ printf("BA63 BA66");
+ return 0;
+}
+
+
+/* initialize driver & display */
+int drv_WN_init(const char *section, const int quiet)
+{
+ WIDGET_CLASS wc;
+ int ascii;
+ int ret;
+
+ info("%s: %s", Name, "$Rev: 840 $");
+
+ /* display preferences */
+ XRES = 5; /* pixel width of one char */
+ YRES = 7; /* pixel height of one char */
+ CHARS = 0; /* number of user-defineable characters */
+ CHAR0 = 0; /* ASCII of first user-defineable char */
+ ICONS = 0; /* number of user-defineable characters reserved for icons */
+ GOTO_COST = 6; /* number of bytes a goto command requires */
+
+ /* start display */
+ if ((ret = drv_WN_start(section, quiet)) != 0)
+ return ret;
+
+ /* initialize generic text driver */
+ if ((ret = drv_generic_text_init(section, Name)) != 0)
+ return ret;
+
+ /* initialize generic bar driver */
+ if ((ret = drv_generic_text_bar_init(1)) != 0)
+ return ret;
+
+ cfg_number(section, "BarChar", '*', 1, 255, &ascii);
+
+ /* add fixed chars to the bar driver */
+ drv_generic_text_bar_add_segment(0, 0, 255, 32); /* ASCII 32 = blank */
+ drv_generic_text_bar_add_segment(255, 255, 255, ascii);
+
+ /* register text widget */
+ wc = Widget_Text;
+ wc.draw = drv_generic_text_draw;
+ widget_register(&wc);
+
+ /* register bar widget */
+ wc = Widget_Bar;
+ wc.draw = drv_generic_text_bar_draw;
+ widget_register(&wc);
+
+ /* register plugins */
+ /* none */
+
+ return 0;
+}
+
+
+/* close driver & display */
+int drv_WN_quit(const int quiet)
+{
+
+ info("%s: shutting down.", Name);
+
+ drv_generic_text_quit();
+
+ /* clear display */
+ drv_WN_clear();
+
+ /* say goodbye... */
+ if (!quiet) {
+ drv_generic_text_greet("goodbye!", NULL);
+ }
+
+ drv_generic_serial_close();
+
+ return (0);
+}
+
+
+DRIVER drv_WincorNixdorf = {
+ .name = Name,
+ .list = drv_WN_list,
+ .init = drv_WN_init,
+ .quit = drv_WN_quit,
+};
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