'Electronic Assembly' driver by Stefan Gmeiner

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@760 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

8 files changed, 596 insertions, 4 deletions

diff --git a/Makefile.am b/Makefile.am
index 0aa1295..6f7e3e0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -69,6 +69,7 @@ drv_BWCT.c                    \
 drv_Crystalfontz.c            \
 drv_Curses.c                  \
 drv_Cwlinux.c                 \
+drv_EA232graphic.c            \
 drv_G15.c                     \
 drv_HD44780.c                 \
 drv_Image.c                   \
diff --git a/Makefile.in b/Makefile.in
index f579166..d5bd23e 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -264,6 +264,7 @@ drv_BWCT.c                    \
 drv_Crystalfontz.c            \
 drv_Curses.c                  \
 drv_Cwlinux.c                 \
+drv_EA232graphic.c            \
 drv_G15.c                     \
 drv_HD44780.c                 \
 drv_Image.c                   \
@@ -438,6 +439,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_Crystalfontz.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_Curses.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_Cwlinux.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_EA232graphic.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_G15.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_HD44780.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/drv_Image.Po@am__quote@
diff --git a/config.h.in b/config.h.in
index 0e35043..ed264ef 100644
--- a/config.h.in
+++ b/config.h.in
@@ -404,6 +404,9 @@
 /* Define if using the dmalloc debugging malloc package */
 #undef WITH_DMALLOC
 
+/* Electronic Assembly RS232 graphic driver */
+#undef WITH_EA232graphic
+
 /* G-15 driver */
 #undef WITH_G15
 
diff --git a/configure b/configure
index 198b9ce..14e6a72 100755
--- a/configure
+++ b/configure
@@ -7225,6 +7225,7 @@ for driver in $drivers; do
          CRYSTALFONTZ="yes"
          CURSES="yes"
          CWLINUX="yes"
+         EA232graphic="yes"
          G15="yes"
          HD44780="yes"
          LCD2USB="yes"
@@ -7267,6 +7268,9 @@ for driver in $drivers; do
       Cwlinux)
          CWLINUX=$val
          ;;
+      EA232graphic)
+         EA232graphic=$val
+         ;;
       G15)
          G15=$val
          ;;
@@ -7446,6 +7450,18 @@ _ACEOF
 
 fi
 
+if test "$EA232graphic" = "yes"; then
+   GRAPHIC="yes"
+   SERIAL="yes"
+   GPIO="yes"
+   DRIVERS="$DRIVERS drv_EA232graphic.o"
+
+cat >>confdefs.h <<\_ACEOF
+#define WITH_EA232graphic 1
+_ACEOF
+
+fi
+
 if test "$G15" = "yes"; then
    if test "$has_usb" = "true"; then
       GRAPHIC="yes"
diff --git a/drivers.m4 b/drivers.m4
index e0d0cbe..7bbb8c2 100644
--- a/drivers.m4
+++ b/drivers.m4
@@ -63,6 +63,7 @@ for driver in $drivers; do
          CRYSTALFONTZ="yes"
          CURSES="yes"
          CWLINUX="yes"
+         EA232graphic="yes"
          G15="yes"
          HD44780="yes"
          LCD2USB="yes"
@@ -105,6 +106,9 @@ for driver in $drivers; do
       Cwlinux)
          CWLINUX=$val
          ;;
+      EA232graphic)
+         EA232graphic=$val
+         ;;
       G15)
          G15=$val
          ;;
@@ -259,6 +263,14 @@ if test "$CWLINUX" = "yes"; then
    AC_DEFINE(WITH_CWLINUX,1,[CwLinux driver])
 fi
 
+if test "$EA232graphic" = "yes"; then
+   GRAPHIC="yes"
+   SERIAL="yes"
+   GPIO="yes"
+   DRIVERS="$DRIVERS drv_EA232graphic.o"
+   AC_DEFINE(WITH_EA232graphic,1,[Electronic Assembly RS232 graphic driver])
+fi
+
 if test "$G15" = "yes"; then
    if test "$has_usb" = "true"; then
       GRAPHIC="yes"
diff --git a/drv.c b/drv.c
index da161a8..ae0b5b3 100644
--- a/drv.c
+++ b/drv.c
@@ -52,6 +52,7 @@ extern DRIVER drv_BWCT;
 extern DRIVER drv_Crystalfontz;
 extern DRIVER drv_Curses;
 extern DRIVER drv_Cwlinux;
+extern DRIVER drv_EA232graphic;
 extern DRIVER drv_G15;
 extern DRIVER drv_HD44780;
 extern DRIVER drv_Image;
@@ -94,11 +95,14 @@ DRIVER *Driver[] = {
 #ifdef WITH_CRYSTALFONTZ
     &drv_Crystalfontz,
 #endif
+#ifdef WITH_CURSES
+    &drv_Curses,
+#endif
 #ifdef WITH_CWLINUX
     &drv_Cwlinux,
 #endif
-#ifdef WITH_CURSES
-    &drv_Curses,
+#ifdef WITH_EA232graphic
+    &drv_EA232graphic,
 #endif
 #ifdef WITH_G15
     &drv_G15,
diff --git a/drv_EA232graphic.c b/drv_EA232graphic.c
new file mode 100644
index 0000000..962a94d
--- /dev/null
+++ b/drv_EA232graphic.c
@@ -0,0 +1,554 @@
+/* $Id$
+ * $URL$
+ *
+ * Driver for Electronic Assembly serial graphic display
+ *
+ * Copyright (C) 2007 Stefan Gmeiner <stefangmeiner@solnet.ch>
+ * Copyright (C) 2005 Michael Reinelt <reinelt@eunet.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.
+ *
+ */
+
+/*
+ * Electronic Assembly RS232 Graphic Displays
+ *
+ * This driver supports some of the Electronic Assembly serial graphic displays. Although
+ * most of this display support higher level operation like text and graphic command, non of
+ * these are used. Instead the lcd4linux graphic routines creates the graphic which is then
+ * transferd to the display.
+ * 
+ * FIXME: Some display have addition features such as GPI which are not yet implemented.
+ *
+ * Display          Protocol   Output  Contrast
+ * ============================================
+ * GE120-5NV24         1         8       yes
+ * GE128-6N3V24        1         8       no
+ * GE128-6N9V24        2         0       yes
+ * GE128-7KV24         3         8       no
+ * GE240-6KV24         3         8       no
+ * GE240-6KCV24        3         8       no
+ * GE240-7KV24         3         8       no
+ * GE240-7KLWV24       3         8       no
+ * GE240-6KLWV24       3         8       no
+ *
+ * Supported protocol commands:
+ *
+ *            Clear
+ * Protocol  Display  Set Output     Set Contrast    Bitmap                    Orientation
+ * =======================================================================================
+ *    1      DL       Y(0..7)(0..1)  K(0..20)        U(x)(y)(w)(h)(...)        Vertical
+ *    2      <ESC>DL  --             <ESC>DK(0..63)  <ESC>UL(x)(y)(w)(h)(...)  Vertical
+ *    3      DL       Y(0..7)(0..1)  --              U(x)(y)(w)(h)(...)        Horizontal
+ *
+ * Bitmap orientation:
+ *
+ * Vertical:        Byte-No.
+ *                 123456789....
+ *           Bit 0 *********
+ *           Bit 1 *********
+ *           Bit 2 *********
+ *           Bit 3 *********
+ *           Bit 4 *********
+ *           Bit 5 *********
+ *           Bit 6 *********
+ *           Bit 7 *********
+ *
+ * Horizontal:      Bit-No.
+ *                 76543210
+ *          Byte 0 ********
+ *          Byte 1 ********
+ *          Byte 3 ********
+ *          ...
+ *
+ *
+ */
+
+/* 
+ *
+ * exported fuctions:
+ *
+ * struct DRIVER drv_EA232graphic
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/time.h>
+#include <unistd.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"
+
+/* graphic display */
+#include "drv_generic_graphic.h"
+
+/* serial port */
+#include "drv_generic_serial.h"
+
+/* GPO */
+#include "drv_generic_gpio.h"
+
+
+
+#define ESC ((char)27)
+#define MSB_BYTE 0x80
+#define LSB_BYTE 0x01
+
+static char Name[] = "EA232graphic";
+
+typedef struct {
+    char *name;
+    int columns;
+    int rows;
+    int max_contrast;
+    int default_contrast;
+    int gpo;
+    int protocol;
+} MODEL;
+
+static MODEL Models[] = {
+    /* Protocol 1 models */
+    {"GE120-5NV24", 120, 32, 20, 8, 8, 1},
+    {"GE128-6N3V24", 128, 64, 0, 0, 8, 1},
+
+    /* Protocol 2 models */
+    {"GE128-6N9V24", 128, 64, 63, 40, 0, 2},
+
+    /* Protocol 3 models */
+    {"GE128-7KV24", 128, 128, 0, 0, 8, 3},
+    {"GE240-6KV24", 240, 64, 0, 0, 8, 3},
+    {"GE240-6KCV24", 240, 64, 0, 0, 8, 3},
+    {"GE240-7KV24", 240, 128, 0, 0, 8, 3},
+    {"GE240-7KLWV24", 240, 128, 0, 0, 8, 3},
+    {"GE240-6KLWV24", 240, 64, 0, 0, 8, 3},
+
+    {NULL, 0, 0, 0, 0, 0, 0}
+};
+
+static MODEL *Model;
+
+
+/****************************************/
+/***  hardware dependant functions    ***/
+/****************************************/
+
+
+static int drv_EA232graphic_open(const char *section)
+{
+    /* open serial port */
+    /* don't mind about device, speed and stuff, this function will take care of */
+    if (drv_generic_serial_open(section, Name, 0) < 0)
+	return -1;
+
+    return 0;
+}
+
+
+static int drv_EA232graphic_close(void)
+{
+    drv_generic_serial_close();
+
+    return 0;
+}
+
+
+/* write data to the display */
+static void drv_EA232graphic_send(const char *data, const int len)
+{
+    drv_generic_serial_write(data, len);
+}
+
+
+/* delete Display */
+static void drv_EA232graphic_clear_display()
+{
+    char cmd[3];
+
+    switch (Model->protocol) {
+    case 1:
+    case 3:
+	cmd[0] = 'D';
+	cmd[1] = 'L';
+	drv_EA232graphic_send(cmd, 2);
+	break;
+
+    case 2:
+	cmd[0] = ESC;
+	cmd[1] = 'D';
+	cmd[2] = 'L';
+	drv_EA232graphic_send(cmd, 3);
+	break;
+    default:
+	error("%s: undefined protocol type", Name);
+	return;
+    }
+}
+
+
+
+/* copy framebuffer to display */
+static void drv_EA232graphic_blit(const int row, const int col, const int height, const int width)
+{
+
+    int r, c, l, p;
+    char *cmd;
+
+    /* calculate length of command */
+    l = 0;
+    switch (Model->protocol) {
+    case 1:
+    case 2:
+	l = ((height + 7) / 8) * width;
+	break;
+    case 3:
+	l = ((width + 7) / 8) * height;
+	break;
+    default:
+	error("%s: undefined protocol type", Name);
+	return;
+    }
+
+    /* add maximum length of command header */
+    cmd = (char *) malloc(l + 10);
+    if (cmd == NULL) {
+	error("%s: allocation of buffer failed: %s", Name, strerror(errno));
+	return;
+    }
+    p = 0;
+
+    /* write command header */
+    switch (Model->protocol) {
+    case 1:
+    case 3:
+	cmd[p++] = 'U';
+	cmd[p++] = col;
+	cmd[p++] = row;
+	cmd[p++] = width;
+	cmd[p++] = height;
+	break;
+    case 2:
+	cmd[p++] = ESC;
+	cmd[p++] = 'U';
+	cmd[p++] = 'L';
+	cmd[p++] = col;
+	cmd[p++] = row;
+	cmd[p++] = width;
+	cmd[p++] = height;
+	break;
+    default:
+	error("%s: undefined protocol type", Name);
+	free(cmd);
+	return;
+    }
+
+    /* clear all pixels */
+    memset(cmd + p, 0, l);
+
+    /* set pixels */
+    switch (Model->protocol) {
+    case 1:
+    case 2:
+	for (r = 0; r < height; r++) {
+	    for (c = 0; c < width; c++) {
+		if (drv_generic_graphic_black(r + row, c + col)) {
+		    cmd[(r / 8) * width + c + p] |= (LSB_BYTE << (r % 8));
+		}
+	    }
+	}
+	break;
+    case 3:
+	for (c = 0; c < width; c++) {
+	    for (r = 0; r < height; r++) {
+		if (drv_generic_graphic_black(r + row, c + col)) {
+		    cmd[(c / 8) * height + r + p] |= (MSB_BYTE >> (c % 8));
+		}
+	    }
+	}
+	break;
+    default:
+	error("%s: undefined protocol type", Name);
+	free(cmd);
+	return;
+    }
+
+    drv_EA232graphic_send(cmd, p + l);
+
+    free(cmd);
+}
+
+
+static int drv_EA232graphic_GPO(const int num, const int val)
+{
+    char cmd[4];
+
+    if (Model->gpo == 0) {
+	error("%s: GPO not supported on this model.", Name);
+	return -1;
+    }
+
+
+    if (Model->gpo < num) {
+	error("%s: GPO %d is not available.", Name, num);
+	return -1;
+    }
+
+    cmd[0] = 'Y';
+    cmd[1] = num;
+    cmd[2] = (val > 0) ? 1 : 0;
+
+    drv_EA232graphic_send(cmd, 3);
+
+    return 0;
+}
+
+
+/* adjust contast */
+static int drv_EA232graphic_contrast(int contrast)
+{
+    char cmd[4];
+
+    if (Model->max_contrast == 0) {
+	error("%s: contrast setting not support by model", Name);
+	return -1;
+    }
+
+    /* adjust limits according to the display */
+    if (contrast < 0)
+	contrast = 0;
+    if (contrast > Model->max_contrast)
+	contrast = Model->max_contrast;
+
+
+    switch (Model->protocol) {
+    case 1:
+	cmd[0] = 'K';
+	cmd[1] = contrast;
+	drv_EA232graphic_send(cmd, 2);
+	break;
+    case 2:
+	cmd[0] = ESC;
+	cmd[1] = 'D';
+	cmd[2] = 'K';
+	cmd[3] = contrast;
+	drv_EA232graphic_send(cmd, 4);
+	break;
+    default:
+	error("%s: undefined protocol type", Name);
+	return -1;
+    }
+
+    return contrast;
+}
+
+
+/* start graphic display */
+static int drv_EA232graphic_start(const char *section)
+{
+    char *s;
+    int contrast;
+    int i;
+
+    /* read model from configuration */
+    s = cfg_get(section, "Model", NULL);
+    if (s == NULL || *s == '\0') {
+	error("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
+	return -1;
+    }
+
+    for (i = 0; Models[i].name != NULL; i++) {
+	if (strcasecmp(Models[i].name, s) == 0)
+	    break;
+    }
+    if (!Models[i].name) {
+	error("%s: %s.Model '%s' is unknown from %s", Name, section, s, cfg_source());
+	free(s);
+	return -1;
+    }
+    Model = &Models[i];
+    info("%s: using model '%s'", Name, Model->name);
+    free(s);
+
+    /* read display size from model configuration */
+    DROWS = Model->rows;
+    DCOLS = Model->columns;
+
+    /* set number of GPO's from model */
+    GPOS = Model->gpo;
+
+    /* read font size from configuration */
+    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());
+	free(s);
+	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());
+	free(s);
+	return -1;
+    }
+    free(s);
+
+    /* open communication with the display */
+    if (drv_EA232graphic_open(section) < 0) {
+	return -1;
+    }
+
+    /* reset & initialize display */
+    drv_EA232graphic_clear_display();
+
+    if (cfg_number(section, "Contrast", Model->default_contrast, 0, Model->max_contrast, &contrast) > 0) {
+	drv_EA232graphic_contrast(contrast);
+    }
+
+    return 0;
+}
+
+
+/****************************************/
+/***            plugins               ***/
+/****************************************/
+
+static void plugin_contrast(RESULT * result, RESULT * arg1)
+{
+    double contrast;
+
+    contrast = drv_EA232graphic_contrast(R2N(arg1));
+    SetResult(&result, R_NUMBER, &contrast);
+}
+
+
+/****************************************/
+/***        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_EA232graphic_list(void)
+{
+    int i;
+
+    for (i = 0; Models[i].name; i++) {
+	printf("%s ", Models[i].name);
+    }
+
+    return 0;
+}
+
+
+/* initialize driver & display */
+int drv_EA232graphic_init(const char *section, const int quiet)
+{
+    int ret;
+
+    /* real worker functions */
+    drv_generic_graphic_real_blit = drv_EA232graphic_blit;
+    drv_generic_gpio_real_set = drv_EA232graphic_GPO;
+
+    /* start display */
+    if ((ret = drv_EA232graphic_start(section)) != 0)
+	return ret;
+
+    /* initialize generic graphic driver */
+    if ((ret = drv_generic_graphic_init(section, Name)) != 0)
+	return ret;
+
+    /* initialize GPO */
+    if (Model->gpo > 0 && (ret = drv_generic_gpio_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::contrast", 1, plugin_contrast);
+
+    return 0;
+}
+
+/* close driver & display */
+int drv_EA232graphic_quit(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();
+
+    if (Model->gpo > 0)
+	drv_generic_gpio_quit();
+
+    debug("%s: closing connection", Name);
+    drv_EA232graphic_close();
+
+    return (0);
+}
+
+/* use this one for a graphic display */
+DRIVER drv_EA232graphic = {
+  name:Name,
+  list:drv_EA232graphic_list,
+  init:drv_EA232graphic_init,
+  quit:drv_EA232graphic_quit,
+};
diff --git a/smoketest.sh b/smoketest.sh
index 0a3086c..b3ccaca 100755
--- a/smoketest.sh
+++ b/smoketest.sh
@@ -9,10 +9,10 @@ rm -f smoketest.log lcd4linux
 make distclean
 ./bootstrap
 
-for driver in BeckmannEgle BWCT CrystalFontz Curses Cwlinux G15 HD44780 LCD2USB LCDLinux LCDTerm LEDMatrix LPH7508 LUIse M50530 MatrixOrbital MilfordInstruments Noritake NULL PNG PPM RouterBoard Sample serdisplib SimpleLCD T6963 Trefon USBHUB USBLCD WincorNixdorf X11; do
+for driver in BeckmannEgle BWCT CrystalFontz Curses Cwlinux EA232graphic G15 HD44780 LCD2USB LCDLinux LCDTerm LEDMatrix LPH7508 LUIse M50530 MatrixOrbital MilfordInstruments Noritake NULL PNG PPM RouterBoard Sample serdisplib SimpleLCD T6963 Trefon USBHUB USBLCD WincorNixdorf X11; do
 
     make distclean
-    ./configure --with-driver=$driver
+    ./configure --with-drivers=$driver
     make
     
     if [ -x lcd4linux ]; then