*** empty log message ***

LCDd.conf

@@ -44,6 +44,7 @@ Driver=curses
 #Driver=hd44780
 #Driver=MtxOrb
 #Driver=CFontz633
+#Driver=SGX120
 #
 # Tells the server to load the given drivers. Multiple lines can be given.
 # The name of the driver is exactly the same as the name of the driver
@@ -132,6 +133,25 @@ NewFirmware=no
 Reboot=no
 
 
+[SGX120]
+# Seetron SGX120-L driver
+
+# Select the output device to use [/dev/lcd]
+Device=/dev/ttyS0
+
+# Select the LCD type (size) [20x4]
+Size=20x4
+
+# Set the communication speed [9600]
+# possible values: 1200, 2400, 4800, 9600, 19200
+Speed=9600
+
+# Reinitialize the LCD's BIOS [no]
+# normally you shouldn't need this
+Reboot=no
+
+
+
 [CFontz633]
 # CrystalFontz633 driver
 # Use this driver only for CF633.

acconfig.h

@@ -48,6 +48,8 @@
 
 #undef MODULE_EXTENSION
 
+#undef SGX120_DRV
+
 #undef SLI_DRV
 
 #undef SOLARIS

acinclude.m4

@@ -8,13 +8,13 @@ AC_ARG_ENABLE(drivers,
  	[                    mtxorb,cfontz,cfontz633,curses,text,lb216,]
  	[                    hd44780,joy,irman,lirc,bayrad,glk,,mtc_s16209x]
  	[                    stv5730,sed1330,sed1520,svga,lcdm001,t6963]
-	[                    lcterm,icp_a106]
+	[                    lcterm,icp_a106,sgx120]
 	[                  \"all\" compiles all drivers],
   	drivers="$enableval",
-  	drivers=[lcdm001,mtxorb,cfontz,cfontz633,curses,text,lb216,bayrad,glk])
+  	drivers=[lcdm001,mtxorb,cfontz,cfontz633,curses,text,lb216,bayrad,glk,sgx120])
 
 if test "$drivers" = "all"; then
-	drivers=[mtxorb,cfontz,cfontz633,curses,text,lb216,mtc_s16209x,hd44780,joy,irman,lirc,bayrad,glk,stv5730,sed1330,sed1520,svga,lcdm001,t6963,lcterm,icp_a106]
+	drivers=[mtxorb,cfontz,cfontz633,curses,text,lb216,mtc_s16209x,hd44780,joy,irman,lirc,bayrad,glk,stv5730,sed1330,sed1520,svga,lcdm001,t6963,lcterm,icp_a106,sgx120]
 fi
 
   	drivers=`echo $drivers | sed 's/,/ /g'`
@@ -58,6 +58,11 @@ fi
 			DRIVERS="$DRIVERS wirz-sli${SO}"
 			actdrivers=["$actdrivers sli"]
 			;;
+		sgx120)
+			DRIVERS="$DRIVERS SGX120.o"
+			AC_DEFINE(SGX120_DRV)
+			actdrivers=["$actdrivers sgx120"]
+			;;
 		curses)
 			AC_CHECK_HEADERS(ncurses.h curses.h)
  			AC_CHECK_LIB(ncurses, main, [

server/drivers/Makefile.am

@@ -18,7 +18,9 @@ LDFLAGS += @LDSHARED@
 LIBS =
 
 pkglib_PROGRAMS = @DRIVERS@
-EXTRA_PROGRAMS = bayrad CFontz CFontz633 curses glk hd44780 irman icp_a106 joy lb216 mtc_s16209x lcdm001 lcterm lirc MtxOrb sed1330 sed1520 stv5730 svga t6963 text wirz_sli 
+EXTRA_PROGRAMS = bayrad CFontz CFontz633 curses glk hd44780 irman icp_a106
+joy lb216 mtc_s16209x lcdm001 lcterm lirc MtxOrb sed1330 sed1520 stv5730
+svga t6963 text wirz_sli SGX120
 noinst_LIBRARIES = libLCD.a
 
 CFontz_LDADD =       libLCD.a
@@ -59,5 +61,6 @@ svga_SOURCES =       lcd.h svgalib_drv.c svgalib_drv.h report.h
 t6963_SOURCES =      lcd.h t6963.c t6963.h t6963_font.h report.h
 text_SOURCES =       lcd.h text.h text.c report.h
 wirz_sli_SOURCES =   lcd.h wirz-sli.h wirz-sli.c report.h
+SGX120_SOURCES =     lcd.h SGX120.h SGX120.c
 
 INCLUDES = -I$(top_srcdir)

server/drivers/SGX120.c

@@ -0,0 +1,670 @@
+/*  This is the LCDproc driver for Seetron devices (http://www.seetron.com)
+
+    Copyright (C) 1999, William Ferrell and Scott Scriven
+		  2001, Philip Pokorny
+		  2001, David Douthitt
+		  2001, David Glaude
+		  2001, Joris Robijn
+		  2001, Eddie Sheldrake
+		  2001, Rene Wagner
+		  2002, Mike Patnode
+		  2002, Luis Llorente
+		  2002, Harald Milz
+
+    This program 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 of the License, or
+    any later version.
+
+    This program 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 */
+
+/* derived from the CrystalFontz driver */
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <termios.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#include <syslog.h>
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "lcd.h"
+#include "SGX120.h"
+#include "render.h"
+#include "shared/str.h"
+#include "shared/report.h"
+#include "server/configfile.h"
+
+static int fd;
+static char* backingstore = NULL;
+static char* blankrow = NULL;
+
+static void SGX120_linewrap (int on);
+static void SGX120_autoscroll (int on);
+static void SGX120_hidecursor ();
+static void SGX120_reboot ();
+static void SGX120_heartbeat (int type);
+
+static char icon_char = ' ';
+
+// Character used for title bars...
+#define PAD ' '
+
+// TODO:  Get rid of this variable?
+lcd_logical_driver *SGX120;
+// TODO:  Get the frame buffers working right
+
+/////////////////////////////////////////////////////////////////
+// Opens com port and sets baud correctly...
+//
+int
+SGX120_init (lcd_logical_driver * driver, char *args)
+{
+	struct termios portset;
+	int tmp, w, h;
+	int reboot = 0;
+
+	int contrast = SGX120_DEF_CONTRAST;
+	char device[200] = SGX120_DEF_DEVICE;
+	int speed = SGX120_DEF_SPEED;
+	char size[200] = SGX120_DEF_SIZE;
+
+	char buf[256] = "";
+
+	SGX120 = driver;
+
+	debug(RPT_INFO, "SGX120: init(%p,%s)", driver, args );
+
+	/* TODO: replace DriverName with driver->name when that field exists. */
+	#define DriverName "SGX120"
+
+
+	/*Read config file*/
+
+	/*Which serial device should be used*/
+	strncpy(device, config_get_string ( DriverName , "Device" , 0 , SGX120_DEF_DEVICE),sizeof(device));
+	device[sizeof(device)-1]=0;
+	report (RPT_INFO,"SGX120: Using device: %s", device);
+
+	/*Which size*/
+	strncpy(size, config_get_string ( DriverName , "Size" , 0 , SGX120_DEF_SIZE),sizeof(size));
+	size[sizeof(size)-1]=0;
+	if( sscanf(size , "%dx%d", &w, &h ) != 2
+	|| (w <= 0) || (w > LCD_MAX_WIDTH)
+	|| (h <= 0) || (h > LCD_MAX_HEIGHT)) {
+		report (RPT_WARNING, "SGX120: Cannot read size: %s. Using default value.\n", size);
+		sscanf( SGX120_DEF_SIZE , "%dx%d", &w, &h );
+	}
+	driver->wid = w;
+	driver->hgt = h;
+
+	/*contrast doesn't exist for the seetron*/
+
+	/*Which speed*/
+	tmp = config_get_int ( DriverName , "Speed" , 0 , SGX120_DEF_SPEED);
+
+	switch (tmp) {
+		case 1200:
+			speed = B1200;
+			break;
+		case 2400:
+			speed = B2400;
+			break;
+		case 4800:
+			speed = B4800;
+			break;
+		case 9600:
+			speed = B9600;
+			break;
+		case 19200:
+			speed = B19200;
+			break;
+		default:
+			speed = SGX120_DEF_SPEED;
+			switch (speed) {
+				case B1200:
+					strncpy(buf,"1200", sizeof(buf));
+					break;
+				case B2400:
+					strncpy(buf,"2400", sizeof(buf));
+					break;
+				case B4800:
+					strncpy(buf,"4800", sizeof(buf));
+					break;
+				case B9600:
+					strncpy(buf,"9600", sizeof(buf));
+					break;
+				case B19200:
+					strncpy(buf,"19200", sizeof(buf));
+					break;
+			}
+			report (RPT_WARNING , "SGX120: Speed must be 1200, 2400, 4800, 9600, or 19200. Using default value of %s baud!", buf);
+			strncpy(buf,"", sizeof(buf));
+	}
+
+
+	/*Reboot display doesn't exist for the Seetron*/
+
+	/* End of config file parsing*/
+
+
+	/* Allocate framebuffer memory*/
+	/* You must use driver->framebuf here, but may use lcd.framebuf later.*/
+	if (!driver->framebuf) {
+		driver->framebuf = malloc (driver->wid * driver->hgt);
+		backingstore = calloc (driver->wid * driver->hgt, 1);
+		blankrow = malloc (driver->wid);
+		memset(blankrow, ' ', driver->wid);
+	}
+
+	if (!driver->framebuf) {
+                report(RPT_ERR, "SGX120: Error: unable to create framebuffer.\n");
+		return -1;
+	}
+
+	/* Set up io port correctly, and open it...*/
+	debug( RPT_DEBUG, "SGX120: Opening serial device: %s", device);
+	fd = open (device, O_RDWR | O_NOCTTY | O_NDELAY);
+	if (fd == -1) {
+		report (RPT_ERR, "SGX120: init() failed (%s)\n", strerror (errno));
+		return -1;
+	} else {
+		report (RPT_INFO, "SGX120: Opened display on %s", device);
+	}
+
+	tcgetattr (fd, &portset);
+
+	// We use RAW mode
+#ifdef HAVE_CFMAKERAW
+	// The easy way
+	cfmakeraw( &portset );
+#else
+	// The hard way
+	portset.c_iflag &= ~( IGNBRK | BRKINT | PARMRK | ISTRIP
+	                      | INLCR | IGNCR | ICRNL | IXON );
+	portset.c_oflag &= ~OPOST;
+	portset.c_lflag &= ~( ECHO | ECHONL | ICANON | ISIG | IEXTEN );
+	portset.c_cflag &= ~( CSIZE | PARENB | CRTSCTS );
+	portset.c_cflag |= CS8 | CREAD | CLOCAL ;
+#endif
+
+	// Set port speed
+	cfsetospeed (&portset, speed);
+	cfsetispeed (&portset, B0);
+
+	// Do it...
+	tcsetattr (fd, TCSANOW, &portset);
+
+	/* Set display-specific stuff..*/
+	if (reboot) {
+		SGX120_reboot ();
+	}
+	SGX120_hidecursor ();
+	SGX120_linewrap (1);
+	SGX120_autoscroll (0);
+	SGX120_backlight (0);
+
+	/* Set the functions the driver supports...*/
+
+	driver->daemonize = 1; /* make the server daemonize after initialization*/
+
+	driver->clear = SGX120_clear;
+	driver->string = SGX120_string;
+	driver->chr = SGX120_chr;
+	driver->vbar = SGX120_vbar;
+	driver->init_vbar = SGX120_init_vbar;
+	driver->hbar = SGX120_hbar;
+	driver->init_hbar = SGX120_init_hbar;
+	driver->num = SGX120_num;
+
+	driver->init = SGX120_init;
+	driver->close = SGX120_close;
+	driver->flush = SGX120_flush;
+	driver->flush_box = SGX120_flush_box;
+	driver->contrast = NULL;
+	driver->backlight = SGX120_backlight;
+	driver->set_char = NULL;
+	driver->icon = SGX120_icon;
+	driver->draw_frame = SGX120_draw_frame;
+
+	SGX120_contrast (contrast);
+	SGX120_clear ();
+
+	driver->cellwid = SGX120_DEF_CELL_WIDTH;
+	driver->cellhgt = SGX120_DEF_CELL_HEIGHT;
+
+	driver->heartbeat = SGX120_heartbeat;
+
+	report (RPT_DEBUG, "SGX120_init: done\n");
+
+	return fd;
+}
+
+/////////////////////////////////////////////////////////////////
+// Clean-up
+//
+void
+SGX120_close ()
+{
+	close (fd);
+
+	if (SGX120->framebuf)
+		free (SGX120->framebuf);
+
+	if (backingstore)
+		free (backingstore);
+
+	if (blankrow)
+		free (blankrow);
+
+	SGX120->framebuf = NULL;
+	backingstore = NULL;
+	blankrow = NULL;
+}
+
+void
+SGX120_flush ()
+{
+	SGX120_draw_frame (SGX120->framebuf);
+}
+
+void
+SGX120_flush_box (int lft, int top, int rgt, int bot)
+{
+
+/* FIXME ??? */
+
+	int y;
+	char out[LCD_MAX_WIDTH];
+
+	debug (RPT_DEBUG, "SGX120: flush_box (%i,%i)-(%i,%i)\n", lft, top, rgt, bot);
+
+	for (y = top; y <= bot; y++) {
+		snprintf (out, sizeof(out), "%c%c", 
+			16, 64 + lft + y * SGX120->wid);
+		write (fd, out, 2);
+		write (fd, SGX120->framebuf + (y * SGX120->wid) + lft, rgt - lft + 1);
+
+	}
+
+}
+
+/////////////////////////////////////////////////////////////////
+// Prints a character on the lcd display, at position (x,y).  The
+// upper-left is (1,1), and the lower right should be (20,4).
+//
+void
+SGX120_chr (int x, int y, char c)
+{
+	y--;
+	x--;
+
+	if (c < 32 && c >= 0)
+		c = ' ';
+//		c += 128;
+
+	SGX120->framebuf[(y * SGX120->wid) + x] = c;
+}
+
+/////////////////////////////////////////////////////////////////
+// Changes screen contrast (0-255; 140 seems good)
+//
+int
+SGX120_contrast (int contrast)
+{
+	/* seetron has no contrast */
+	return contrast;
+}
+
+/////////////////////////////////////////////////////////////////
+// Sets the backlight brightness
+//
+void
+SGX120_backlight (int on)
+{
+/* Seetron can only do on / off */
+
+	char out[4];
+	if (on) {
+		snprintf (out, sizeof(out), "%c", 14);
+	} else {
+		snprintf (out, sizeof(out), "%c", 15);
+	}
+	
+	write (fd, out, 1);
+}
+
+/////////////////////////////////////////////////////////////////
+// Toggle the built-in linewrapping feature
+//
+static void
+SGX120_linewrap (int on)
+{
+/* Seetron does always linewrap */
+/*
+	char out[4];
+	if (on)
+		snprintf (out, sizeof(out), "%c", 23);
+	else
+		snprintf (out, sizeof(out), "%c", 24);
+	write (fd, out, 1);
+*/
+}
+
+/////////////////////////////////////////////////////////////////
+// Toggle the built-in automatic scrolling feature
+//
+static void
+SGX120_autoscroll (int on)
+{
+/* as above. autoscroll is always on for the seetron */
+/*
+	char out[4];
+	if (on)
+		snprintf (out, sizeof(out), "%c", 19);
+	else
+		snprintf (out, sizeof(out), "%c", 20);
+	write (fd, out, 1);
+*/
+}
+
+/////////////////////////////////////////////////////////////////
+// Get rid of the blinking curson
+//
+static void
+SGX120_hidecursor ()
+{
+/* can't hide cursor, and don't need to.  */
+/*
+	char out[4];
+	snprintf (out, sizeof(out), "%c", 4);
+	write (fd, out, 1);
+*/
+}
+
+/////////////////////////////////////////////////////////////////
+// Reset the display bios
+//
+static void
+SGX120_reboot ()
+{
+/* actually, for the Seetron, it's a FF and clear */
+	char out[4];
+	snprintf (out, sizeof(out), "%c", 12);
+	write (fd, out, 1);
+}
+
+/////////////////////////////////////////////////////////////////
+// Sets up for vertical bars.  Call before SGX120->vbar()
+//
+void
+SGX120_init_vbar ()
+{
+/* have to set in the EEPROM! */
+}
+
+/////////////////////////////////////////////////////////////////
+// Inits horizontal bars...
+//
+void
+SGX120_init_hbar ()
+{
+/* have to set in the EEPROM */
+}
+
+/////////////////////////////////////////////////////////////////
+// Draws a vertical bar...
+// Must be used with the custom character set in CHARS1.BMP
+// 152 = single pixel height
+// 159 = full height (8 pixel)
+//
+void
+SGX120_vbar (int x, int len)
+{
+	char map[9] = { 32, 152, 153, 154, 155, 156, 157, 158, 159 };
+
+	int y;
+	for (y = SGX120->hgt; y > 0 && len > 0; y--) {
+		if (len >= SGX120->cellhgt)
+			SGX120_chr (x, y, map[8]);
+		else
+			SGX120_chr (x, y, map[len]);
+
+		len -= SGX120->cellhgt;
+	}
+
+}
+
+/////////////////////////////////////////////////////////////////
+// Draws a horizontal bar to the right.
+// Must be used with the custom character set in CHARS1.BMP
+//
+void
+SGX120_hbar (int x, int y, int len)
+{
+	char map[7] = { 32, 172, 173, 174, 175, 176, 177 };
+
+	for (; x <= SGX120->wid && len > 0; x++) {
+		if (len >= SGX120->cellwid)
+			SGX120_chr (x, y, map[6]);
+		else
+			SGX120_chr (x, y, map[len]);
+
+		len -= SGX120->cellwid;
+
+	}
+
+}
+
+
+/////////////////////////////////////////////////////////////////
+// Writes a big number.
+//
+void
+SGX120_num (int x, int num)
+{
+// The Seetron does handle double wide / height chars in hardware
+// but we don't get full height. TODO: Emulate in software :-( 
+// THIS DOESN'T WORK YET. 
+
+	char out[4];
+	// Esc-F3      - double height / double width
+	// Ctrl-P 64+x - go to position x
+	// Esc-F0      - normal char width / height
+	snprintf (out, sizeof(out), "%c%c%c", 27, 'F', '3');
+	write (fd, out, 3);
+	snprintf (out, sizeof(out), "%c%c", 16, 64 + x);
+	write (fd, out, 2);
+	snprintf (out, sizeof(out), "%c", num + 0x30);
+	write (fd, out, 1);
+	snprintf (out, sizeof(out), "%c%c%c", 27, 'F', '0');
+	write (fd, out, 3);
+}
+
+/////////////////////////////////////////////////////////////////
+// Sets a custom character from 0-7...
+//
+// For input, values > 0 mean "on" and values <= 0 are "off".
+//
+void
+SGX120_set_char (int n, char *dat)
+{
+	char out[4];
+	int row, col;
+	int letter;
+
+// Seetron: we use higher numbers! 
+	if (n < 141 || n > 143)
+		return;
+	if (!dat)
+		return;
+
+	write (fd, dat, 1);
+
+	return;
+
+// rest of CFontz: 
+
+	snprintf (out, sizeof(out), "%c%c", 25, n);
+	write (fd, out, 2);
+
+	for (row = 0; row < SGX120->cellhgt; row++) {
+		letter = 0;
+		for (col = 0; col < SGX120->cellwid; col++) {
+			letter <<= 1;
+			letter |= (dat[(row * SGX120->cellwid) + col] > 0);
+		}
+		write (fd, &letter, 1);
+	}
+}
+
+void
+SGX120_icon (int which, char dest)
+{
+/* to be used with the custom character set in CHARS1.BMP
+   Empty Heart is 141
+   Filled Heart is 142
+   Ellipsis is 143
+*/
+
+	if (dest == 0) {
+		switch (which) {
+			case 0:
+				icon_char = 141;
+				break;
+			case 1:
+				icon_char = 142;
+				break;
+			case 2:
+				icon_char = 143;
+				break;
+			default:
+				icon_char = ' ';
+				break;
+		}
+	}
+
+}
+
+/////////////////////////////////////////////////////////////
+// Blasts a single frame onscreen, to the lcd...
+//
+// Input is a character array, sized SGX120->wid*SGX120->hgt
+//
+void
+SGX120_draw_frame (char *dat)
+{
+	char out[LCD_MAX_WIDTH * LCD_MAX_HEIGHT];
+	char *row, *b_row;
+	int i;
+
+	if (!dat)
+		return;
+
+	for (i = 0; i < SGX120->hgt; i++) {
+
+		row = dat + (SGX120->wid * i);
+		b_row = backingstore + (SGX120->wid * i);
+
+		/* Backing-store implementation.  If it's already
+		 * on the screen, don't put it there again
+		 */
+		if (memcmp(b_row, row, SGX120->wid) == 0)
+		    continue;
+
+        /* else, write out the entire row */
+		memcpy(b_row, row, SGX120->wid);
+		snprintf (out, sizeof(out), "%c%c", 16, 64 + SGX120->wid * i);
+		write (fd, out, 2);
+		write (fd, row, SGX120->wid);
+	}
+
+}
+
+/////////////////////////////////////////////////////////////////
+// Clears the LCD screen
+//
+void
+SGX120_clear ()
+{
+	memset (SGX120->framebuf, ' ', SGX120->wid * SGX120->hgt);
+
+}
+
+/////////////////////////////////////////////////////////////////
+// Prints a string on the lcd display, at position (x,y).  The
+// upper-left is (1,1), and the lower right should be (20,4).
+//
+void
+SGX120_string (int x, int y, char string[])
+{
+	int i, offset;
+
+	x--;	  // Convert 1-based coords to 0-based...
+	y--;
+
+	for (i = 0; string[i]; i++) {
+		// we only want to calculate this once. 
+		offset = (y * SGX120->wid) + x + i;
+
+		// Check for buffer overflows...
+		if (offset > (SGX120->wid * SGX120->hgt))
+			break;
+
+		// we need to convert char #255 to PAD
+		// the Seetron display doesn't understand #255. 
+		switch (string[i]) {
+			case -1:   /* This magically translates to 255 */
+			string[i] = PAD;
+			break;
+		}
+
+		SGX120->framebuf[offset] = string[i];
+	}
+}
+
+/////////////////////////////////////////////////////////////
+// Does the heartbeat...
+//
+static void
+SGX120_heartbeat (int type)
+{
+	static int timer = 0;
+	int whichIcon;
+	static int saved_type = HEARTBEAT_ON;
+
+	if (type)
+		saved_type = type;
+
+	if (type == HEARTBEAT_ON) {
+		// Set this to pulsate like a real heart beat...
+		whichIcon = (! ((timer + 4) & 5));
+
+		// This defines a custom character EVERY time...
+		// not efficient... is this necessary?
+		// answer hm: no :-)) 
+		SGX120_icon (whichIcon, 0);
+
+		// Put character on screen...
+		SGX120_chr (SGX120->wid, 1, icon_char);
+
+		// change display...
+		SGX120_flush ();
+	}
+
+	timer++;
+	timer &= 0x0f;
+}

server/drivers/SGX120.h

@@ -0,0 +1,57 @@
+/*  This is the LCDproc driver for Seetron devices (http://www.seetron.com)
+
+    Copyright (C) 1999, William Ferrell and Scott Scriven
+    		  2001, Philip Pokorny
+		  2001, David Douthitt
+		  2001, David Glaude
+		  2001, Joris Robijn
+		  2001, Eddie Sheldrake
+		  2001, Rene Wagner
+		  2002, Harald Milz
+
+    This program 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 of the License, or
+    any later version.
+
+    This program 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 */
+
+#ifndef SGX120_H
+#define SGX120_H
+
+extern lcd_logical_driver *SGX120;
+
+int SGX120_init (lcd_logical_driver * driver, char *device);
+void SGX120_close ();
+void SGX120_flush ();
+void SGX120_flush_box (int lft, int top, int rgt, int bot);
+void SGX120_chr (int x, int y, char c);
+int SGX120_contrast (int contrast);
+void SGX120_backlight (int on);
+void SGX120_init_vbar ();
+void SGX120_init_hbar ();
+void SGX120_vbar (int x, int len);
+void SGX120_hbar (int x, int y, int len);
+void SGX120_init_num ();
+void SGX120_num (int x, int num);
+void SGX120_set_char (int n, char *dat);
+void SGX120_icon (int which, char dest);
+void SGX120_draw_frame (char *dat);
+void SGX120_clear (void);
+void SGX120_string (int x, int y, char string[]);
+
+#define SGX120_DEF_CELL_WIDTH 6
+#define SGX120_DEF_CELL_HEIGHT 8
+#define SGX120_DEF_CONTRAST 140
+#define SGX120_DEF_DEVICE "/dev/lcd"
+#define SGX120_DEF_SPEED B9600
+#define SGX120_DEF_SIZE "20x4"
+
+#endif