openwrt-xburst/package/lcd4linux/patches/130-nec_fc.patch

diff -urN lcd4linux.old/Makefile.in lcd4linux.dev/Makefile.in
--- lcd4linux.old/Makefile.in	2006-01-20 03:52:18.414424750 +0100
+++ lcd4linux.dev/Makefile.in	2006-01-20 07:59:02.782678750 +0100
@@ -104,7 +104,7 @@
 lcd4linux_SOURCES =  lcd4linux.c                 cfg.c         cfg.h         debug.c       debug.h       drv.c         drv.h         evaluator.c   evaluator.h   hash.c        hash.h        layout.c      layout.h      pid.c         pid.h         timer.c       timer.h       thread.c      thread.h      udelay.c      udelay.h      qprintf.c     qprintf.h                                 widget.c      widget.h      widget_text.c widget_text.h widget_bar.c  widget_bar.h  widget_icon.c widget_icon.h                             plugin.c      plugin.h      plugin_cfg.c                plugin_math.c               plugin_string.c             plugin_test.c               plugin_time.c
 
 
-EXTRA_lcd4linux_SOURCES =  drv_generic_text.c          drv_generic_text.h          drv_generic_graphic.c       drv_generic_graphic.h       drv_generic_serial.c        drv_generic_serial.h        drv_generic_parport.c       drv_generic_parport.h       drv_generic_i2c.c           drv_generic_i2c.h           drv_BeckmannEgle.c          drv_BWCT.c                  drv_Crystalfontz.c          drv_Curses.c                drv_Cwlinux.c               drv_HD44780.c               drv_Image.c                 drv_LCDLinux.c              drv_LCDLinux.h              drv_LCDTerm.c               drv_M50530.c                drv_MatrixOrbital.c         drv_MilfordInstruments.c    drv_Noritake.c              drv_NULL.c                  drv_RouterBoard.c           drv_serdisplib.c            drv_SimpleLCD.c             drv_T6963.c                 drv_Trefon.c                drv_USBLCD.c                drv_X11.c                                               font_6x8.h                                              lcd4linux_i2c.h                                         plugin_apm.c                plugin_cpuinfo.c            plugin_diskstats.c          plugin_dvb.c                plugin_exec.c               plugin_i2c_sensors.c        plugin_imon.c               plugin_isdn.c               plugin_loadavg.c            plugin_meminfo.c            plugin_mysql.c              plugin_netdev.c             plugin_pop3.c               plugin_ppp.c                plugin_proc_stat.c          plugin_python.c             plugin_seti.c               plugin_statfs.c             plugin_uname.c              plugin_uptime.c             plugin_wireless.c           plugin_xmms.c
+EXTRA_lcd4linux_SOURCES =  drv_generic_text.c          drv_generic_text.h          drv_generic_graphic.c       drv_generic_graphic.h       drv_generic_serial.c        drv_generic_serial.h        drv_generic_parport.c       drv_generic_parport.h       drv_generic_i2c.c           drv_generic_i2c.h           drv_BeckmannEgle.c          drv_BWCT.c                  drv_Crystalfontz.c          drv_Curses.c                drv_Cwlinux.c               drv_HD44780.c               drv_Image.c                 drv_LCDLinux.c              drv_LCDLinux.h              drv_LCDTerm.c               drv_M50530.c                drv_MatrixOrbital.c          drv_FC-NEC.c             drv_MilfordInstruments.c    drv_Noritake.c              drv_NULL.c                  drv_RouterBoard.c           drv_serdisplib.c            drv_SimpleLCD.c             drv_T6963.c                 drv_Trefon.c                drv_USBLCD.c                drv_X11.c                                               font_6x8.h                                              lcd4linux_i2c.h                                         plugin_apm.c                plugin_cpuinfo.c            plugin_diskstats.c          plugin_dvb.c                plugin_exec.c               plugin_i2c_sensors.c        plugin_imon.c               plugin_isdn.c               plugin_loadavg.c            plugin_meminfo.c            plugin_mysql.c              plugin_netdev.c             plugin_pop3.c               plugin_ppp.c                plugin_proc_stat.c          plugin_python.c             plugin_seti.c               plugin_statfs.c             plugin_uname.c              plugin_uptime.c             plugin_wireless.c           plugin_xmms.c
 
 
 EXTRA_DIST =  lcd4linux.conf.sample       lcd4kde.conf                lcd4linux.kdelnk            lcd4linux.xpm               lcd4linux.lsm               curses.m4                   AUTHORS                     CREDITS                     FAQ                         NEWS                        TODO                        README                      README.Drivers              README.Plugins              README.KDE                  plugin_sample.c
@@ -362,6 +362,9 @@
 drv_M50530.o: drv_M50530.c config.h debug.h cfg.h qprintf.h udelay.h \
 	plugin.h evaluator.h widget.h widget_text.h widget_icon.h \
 	widget_bar.h drv.h drv_generic_text.h drv_generic_parport.h
+drv_NEC-FC.o: drv_NEC-FC.c config.h debug.h cfg.h plugin.h \
+	evaluator.h widget.h widget_text.h widget_icon.h widget_bar.h \
+	drv.h drv_generic_text.h drv_generic_serial.h
 drv_MatrixOrbital.o: drv_MatrixOrbital.c config.h debug.h cfg.h plugin.h \
 	evaluator.h widget.h widget_text.h widget_icon.h widget_bar.h \
 	drv.h drv_generic_text.h drv_generic_serial.h
diff -urN lcd4linux.old/config.h.in lcd4linux.dev/config.h.in
--- lcd4linux.old/config.h.in	2006-01-20 03:52:18.418423000 +0100
+++ lcd4linux.dev/config.h.in	2006-01-20 08:01:07.332164500 +0100
@@ -368,6 +368,9 @@
 /* MatrixOrbital driver */
 #undef WITH_MATRIXORBITAL
 
+/* NEC-FC driver */
+#undef WITH_NEC_FC
+
 /* Milford Instruments driver */
 #undef WITH_MILINST
 
diff -urN lcd4linux.old/configure lcd4linux.dev/configure
--- lcd4linux.old/configure	2006-01-20 03:52:18.418423000 +0100
+++ lcd4linux.dev/configure	2006-01-20 08:00:27.973391500 +0100
@@ -872,7 +872,7 @@
                           HD44780, LCDLinux, LCDTerm, M50530, MatrixOrbital,
                           MilfordInstruments, Noritake, NULL, PNG, PPM,
                           RouterBoard, serdisplib, SimpleLCD, T6963, Trefon,
-                          USBLCD, X11
+                          USBLCD, X11, NEC-FC
   --with-plugins=<list>   choose which plugins to compile.
                           type --with-plugins=list for a list
                           of avaible plugins
@@ -5888,6 +5888,7 @@
          LCDTERM="yes"
          M50530="yes"
          MATRIXORBITAL="yes"
+         NEC_FC="yes"
          MILINST="yes"
          NORITAKE="yes"
          NULL="yes"
@@ -5930,6 +5931,9 @@
          ;;
       MatrixOrbital)
          MATRIXORBITAL=$val
+		 ;;
+      NEC-FC)
+         NEC_FC=$val
          ;;
       MilfordInstruments)
          MILINST=$val
@@ -6109,6 +6113,16 @@
 
 fi
 
+if test "$NEC_FC" = "yes"; then
+   SERIAL="yes"
+   DRIVERS="$DRIVERS drv_NEC-FC.o"
+
+cat >>confdefs.h <<\_ACEOF
+#define WITH_NEC_FC 1
+_ACEOF
+
+fi
+
 if test "$MILINST" = "yes"; then
    DRIVERS="$DRIVERS drv_MilfordInstruments.o"
 
diff -urN lcd4linux.old/drv.c lcd4linux.dev/drv.c
--- lcd4linux.old/drv.c	2006-01-20 03:52:18.422421250 +0100
+++ lcd4linux.dev/drv.c	2006-01-20 08:02:30.895589500 +0100
@@ -207,6 +207,7 @@
 extern DRIVER drv_LCDLinux;
 extern DRIVER drv_LCDTerm;
 extern DRIVER drv_M50530;
+extern DRIVER drv_NEC_FC;
 extern DRIVER drv_MatrixOrbital;
 extern DRIVER drv_MilfordInstruments;
 extern DRIVER drv_Noritake;
@@ -259,6 +260,9 @@
 #ifdef WITH_MATRIXORBITAL
     &drv_MatrixOrbital,
 #endif
+#ifdef WITH_NEC_FC
+    &drv_NEC_FC,
+#endif
 #ifdef WITH_MILINST
     &drv_MilfordInstruments,
 #endif
diff -urN lcd4linux.old/drv_NEC-FC.c lcd4linux.dev/drv_NEC-FC.c
--- lcd4linux.old/drv_NEC-FC.c	1970-01-01 01:00:00.000000000 +0100
+++ lcd4linux.dev/drv_NEC-FC.c	2006-01-20 09:32:19.632985000 +0100
@@ -0,0 +1,328 @@
+/* $Id$
+ *
+ * Driver for NEC FC20X2JA
+ * Copyright (C) 2006, Felix Fietkau <nbd@openwrt.org>
+ *
+ * Based on MatrixOrbital driver
+ *
+ * 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_NEC_FC_
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "debug.h"
+#include "cfg.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[] = "NEC-FC";
+static int cur_pos = 0;
+static int Model;
+static int Protocol;
+
+/* Fixme: GPO's not yet implemented */
+/* static int GPO[8]; */
+static int GPOS;
+
+
+typedef struct {
+    int type;
+    char *name;
+    int rows;
+    int cols;
+    int gpos;
+    int protocol;
+} MODEL;
+
+/* Fixme #1: number of gpo's should be verified */
+/* Fixme #2: protocol should be verified */
+
+static MODEL Models[] = {
+    {0x01, "FC20X2JA", 2, 20, 0, 1},
+    {0xff, "Unknown", -1, -1, 0, 0}
+};
+
+
+/****************************************/
+/***  hardware dependant functions    ***/
+/****************************************/
+
+static void drv_FC_clear(void)
+{
+	drv_generic_serial_write("\014", 1);	/* Clear Screen */
+	cur_pos = 0;
+}
+
+
+static void drv_FC_write(const int row, const int col, const char *data, const int len)
+{
+	int i;
+	int target = (row * DCOLS) + col;
+	target -= cur_pos;
+	char *buf;
+
+	buf = malloc(len + 1);
+	memcpy(buf, data, len);
+	buf[len] = 0;
+
+	if (target < 0)
+		for (i = 0; i < -target; i++)
+    		drv_generic_serial_write("\x08", 1);
+	else
+		for (i = 0; i < target; i++)
+		    drv_generic_serial_write("\x09", 1);
+	
+	cur_pos += target + len;
+	if (cur_pos >= (DROWS * DCOLS))
+		cur_pos = 0;
+
+    drv_generic_serial_write(data, len);
+}
+
+
+static void drv_FC_defchar(const int ascii, const unsigned char *matrix)
+{
+    int i;
+    char cmd[11] = "\x1aN";
+
+    cmd[2] = (char) ascii;
+    for (i = 0; i < 8; i++) {
+	cmd[i + 3] = matrix[i] & 0x1f;
+    }
+    drv_generic_serial_write(cmd, 11);
+}
+
+
+static int drv_FC_contrast(int contrast)
+{
+	char c = (char) contrast;
+	c >>= 6;
+	c &= 2;
+	c = 4 - c;
+
+    drv_generic_serial_write(&c, 1);
+    return contrast;
+}
+
+
+static int drv_FC_start(const char *section, const int quiet)
+{
+    int i;
+    char *model;
+    char buffer[256];
+
+    model = cfg_get(section, "Model", NULL);
+    if (model != NULL && *model != '\0') {
+	for (i = 0; Models[i].type != 0xff; i++) {
+	    if (strcasecmp(Models[i].name, model) == 0)
+		break;
+	}
+	if (Models[i].type == 0xff) {
+	    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);
+    } else {
+	info("%s: no '%s.Model' entry from %s, auto-dedecting", Name, section, cfg_source());
+	Model = -1;
+    }
+
+
+    if (drv_generic_serial_open(section, Name, 0) < 0)
+	return -1;
+
+    /* initialize global variables */
+    DROWS = Models[Model].rows;
+    DCOLS = Models[Model].cols;
+    GPOS = Models[Model].gpos;
+    Protocol = Models[Model].protocol;
+
+    drv_FC_clear();
+
+    drv_generic_serial_write("\x01", 1);	/* 100% lum */
+    drv_generic_serial_write("\x14", 1);	/* cursor on */
+    drv_generic_serial_write("\x11", 1);    /* scroll write */
+
+    /* set contrast */
+    if (cfg_number(section, "Contrast", 0, 0, 255, &i) > 0) {
+	drv_FC_contrast(i);
+    }
+
+    return 0;
+}
+
+
+/****************************************/
+/***            plugins               ***/
+/****************************************/
+
+
+static void plugin_contrast(RESULT * result, const int argc, RESULT * argv[])
+{
+    double contrast;
+
+    switch (argc) {
+    case 0:
+	contrast = drv_FC_contrast(-1);
+	SetResult(&result, R_NUMBER, &contrast);
+	break;
+    case 1:
+	contrast = drv_FC_contrast(R2N(argv[0]));
+	SetResult(&result, R_NUMBER, &contrast);
+	break;
+    default:
+	error("%s::contrast(): wrong number of parameters", Name);
+	SetResult(&result, R_STRING, "");
+    }
+}
+
+
+
+/****************************************/
+/***        widget callbacks          ***/
+/****************************************/
+
+/* using drv_generic_text_draw(W) */
+/* using drv_generic_text_icon_draw(W) */
+/* using drv_generic_text_bar_draw(W) */
+
+
+/****************************************/
+/***        exported functions        ***/
+/****************************************/
+
+
+/* list models */
+int drv_FC_list(void)
+{
+    int i;
+
+    for (i = 0; Models[i].type != 0xff; i++) {
+	printf("%s ", Models[i].name);
+    }
+    return 0;
+}
+
+
+/* initialize driver & display */
+int drv_FC_init(const char *section, const int quiet)
+{
+    WIDGET_CLASS wc;
+    int ret;
+
+    /* 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 = 4;		/* number of bytes a goto command requires */
+
+    /* real worker functions */
+    drv_generic_text_real_write = drv_FC_write;
+    drv_generic_text_real_defchar = drv_FC_defchar;
+
+
+    /* start display */
+    if ((ret = drv_FC_start(section, quiet)) != 0)
+	return ret;
+
+    /* 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 */
+    drv_generic_text_bar_add_segment(255, 255, 255, 255);	/* ASCII 255 = block */
+
+    /* 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);
+
+    /* register plugins */
+    AddFunction("LCD::contrast", -1, plugin_contrast);
+
+    return 0;
+}
+
+
+/* close driver & display */
+int drv_FC_quit(const int quiet)
+{
+
+    info("%s: shutting down.", Name);
+
+    drv_generic_text_quit();
+
+    /* clear display */
+    drv_FC_clear();
+
+    /* say goodbye... */
+    if (!quiet) {
+	drv_generic_text_greet("goodbye!", NULL);
+    }
+
+    drv_generic_serial_close();
+
+    return (0);
+}
+
+
+DRIVER drv_NEC_FC = {
+  name:Name,
+  list:drv_FC_list,
+  init:drv_FC_init,
+  quit:drv_FC_quit,
+};