--- /dev/null
+/* $Id: drv_D4D.c 840 2007-09-09 12:17:42Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_D4D.c $
+ *
+ * lcd4linux driver for 4D Systems serial displays
+ *
+ * Copyright (C) 2008 Sven Killig <sven@killig.de>
+ * Modified from sample code by:
+ * 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_D4D
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+
+#include <termios.h>
+#include <fcntl.h>
+#include <math.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_graphic.h"
+#include "drv_generic_serial.h"
+
+static char Name[] = "D4D";
+char NAME_[20];
+int FONT = 1, MODE = 0, EXTRA = 0, SECTOR = 0, SECTOR_SIZE, NOPOWERCYCLE = 0;
+/* int CONTRAST_; */
+
+#define address_mmsb(variable) ((variable >> 24) & 0xFF)
+#define address_mlsb(variable) ((variable >> 16) & 0xFF)
+#define address_lmsb(variable) ((variable >> 8) & 0xFF)
+#define address_llsb(variable) (variable & 0xFF)
+
+#define address_hi(variable) ((variable >> 16) & 0xFF)
+#define address_mid(variable) ((variable >> 8) & 0xFF)
+#define address_lo(variable) (variable & 0xFF)
+
+#define msb(variable) ((variable >> 8) & 0xFF)
+#define lsb(variable) (variable & 0xFF)
+
+RGBA FG_COL_ = {.R = 0x00,.G = 0x00,.B = 0x00,.A = 0xff };
+RGBA BG_COL_ = {.R = 0xff,.G = 0xff,.B = 0xff,.A = 0xff };
+
+short int FG_COLOR, BG_COLOR;
+
+int RGB_24to16(int red, int grn, int blu)
+{
+ return (((red >> 3) << 11) | ((grn >> 2) << 5) | (blu >> 3));
+}
+
+int RGB_24to8(int red, int grn, int blu)
+{
+ return (((red >> 5) << 5) | ((grn >> 5) << 2) | (blu >> 6));
+}
+
+/****************************************/
+/*** hardware dependant functions ***/
+/****************************************/
+
+
+static int drv_D4D_open(const char *section)
+{
+ int fd;
+ fd = drv_generic_serial_open(section, Name, 0);
+ if (fd < 0)
+ return -1;
+ fcntl(fd, F_SETFL, 0);
+ return 0;
+}
+
+
+static int drv_D4D_close(void)
+{
+ drv_generic_serial_close();
+ return 0;
+}
+
+
+static void drv_D4D_receive_ACK()
+{
+ char ret[1];
+ while (drv_generic_serial_read(ret, sizeof(ret)) != 1) {
+ usleep(1); /* loop should be unneccessary */
+ }
+ /* drv_generic_serial_poll(ret,1); */
+ if (ret[0] == 0x15) {
+ error("NAK!");
+ } else if (ret[0] != 6) {
+ error("no ACK!");
+ }
+}
+
+static void drv_D4D_send_nowait(const char *data, const unsigned int len)
+{
+ drv_generic_serial_write(data, len);
+}
+
+static void drv_D4D_send(const char *data, const unsigned int len)
+{
+ drv_D4D_send_nowait(data, len);
+ drv_D4D_receive_ACK();
+}
+
+static void drv_D4D_send_nowait_extra(const char *data, const unsigned int len, unsigned char pos1, unsigned char pos2)
+{
+ if (EXTRA) {
+ drv_D4D_send_nowait(data, len);
+ } else {
+ unsigned int i;
+ char send[1];
+ for (i = 0; i < len; i++) {
+ if (!pos1 || i != pos1) {
+ if (!pos2 || i != pos2) {
+ send[0] = data[i];
+ drv_generic_serial_write(send, 1);
+ }
+ }
+ }
+ }
+}
+
+static void drv_D4D_send_extra(const char *data, const unsigned int len, char pos1, char pos2)
+{
+ drv_D4D_send_nowait_extra(data, len, pos1, pos2);
+ drv_D4D_receive_ACK();
+}
+
+
+static void drv_D4D_clear(void)
+{
+ char cmd[] = { 'E' };
+ drv_D4D_send(cmd, sizeof(cmd));
+}
+
+
+static void drv_D4D_write(const int row, const int col, const char *data, int len)
+{
+ char out[len];
+ char user_char[len];
+ int user_x[len];
+ int user_y[len];
+ int i, k = 0;
+
+ if (!SECTOR) {
+
+ for (i = 0; i < len; i++) {
+ if (data[i] >= 31 && data[i] < CHAR0) {
+ out[i] = data[i];
+ } else if (data[i] == 'µ') { /* mu */
+ if (FONT == 2)
+ out[i] = 31; /* undocumented */
+ else if (FONT == 0)
+ out[i] = 'u';
+ else
+ out[i] = 127; /* undocumented */
+ } else {
+ out[i] = ' ';
+ if (data[i] == '°')
+ user_char[k] = 0; /* degree */
+ else
+ user_char[k] = data[i] - CHAR0;
+ user_x[k] = (col + i) * XRES;
+ user_y[k] = row * YRES;
+ k++;
+ }
+ }
+
+ char cmd[] = { 's', col, row, FONT, msb(FG_COLOR), lsb(FG_COLOR) };
+ drv_D4D_send_nowait(cmd, sizeof(cmd));
+ if (len > 256)
+ len = 256;
+ drv_D4D_send_nowait(out, len);
+ char cmdNull[1];
+ cmdNull[0] = 0;
+ drv_D4D_send(cmdNull, 1);
+
+ char cmd_user[] = { 'D', 0, 0, 0, 0, 0, msb(FG_COLOR), lsb(FG_COLOR) };
+ for (i = 0; i < k; i++) {
+ cmd_user[2] = user_char[i];
+ cmd_user[3] = user_x[i];
+ cmd_user[4] = msb(user_y[i]);
+ cmd_user[5] = lsb(user_y[i]);
+ drv_D4D_send_extra(cmd_user, sizeof(cmd_user), 1, 4);
+ }
+ } else {
+ int sec;
+ char cmd_sd[] = { '@', 'I', 0, msb(row * YRES), lsb(row * YRES), XRES, msb(YRES), lsb(YRES), 16, 0, 0, 0 };
+ for (i = 0; i < len; i++) {
+ cmd_sd[2] = (col + i) * XRES;
+ sec = SECTOR + (unsigned char) data[i] * SECTOR_SIZE;
+ cmd_sd[9] = address_hi(sec);
+ cmd_sd[10] = address_mid(sec);
+ cmd_sd[11] = address_lo(sec);
+ drv_D4D_send_extra(cmd_sd, sizeof(cmd_sd), 3, 6);
+ }
+ }
+}
+
+
+static void drv_D4D_defchar(const int ascii, const unsigned char *matrix)
+{
+ /* error("drv_D4D_defchar"); */
+ char cmd[11];
+ int i;
+
+ cmd[0] = 'A';
+ cmd[1] = 0;
+ cmd[2] = ascii - CHAR0;
+
+ for (i = 0; i < 8; i++) {
+ cmd[i + 3] = *matrix++;
+ }
+ drv_D4D_send_extra(cmd, sizeof(cmd), 1, 0);
+}
+
+
+static void drv_D4D_blit(const int row, const int col, const int height, const int width)
+{
+ /* error("drv_D4D_blit(%i, %i, %i, %i)",row, col, height, width); */
+ int r, c;
+ RGBA rgb, pixel0_0, pixel;
+ short int color;
+ char colorArray[2];
+
+
+ pixel0_0 = drv_generic_graphic_rgb(0, 0);
+ char unicolor = 1;
+ for (r = row; r < row + height; r++) {
+ if (!unicolor)
+ break;
+ for (c = col; c < col + width; c++) {
+ if (!unicolor)
+ break;
+ pixel = drv_generic_graphic_rgb(r, c);
+ if (pixel0_0.R != pixel.R || pixel0_0.G != pixel.G || pixel0_0.B != pixel.B || pixel0_0.A != pixel.A)
+ unicolor = 0;
+ }
+ }
+
+ if (unicolor) {
+ color = RGB_24to16(pixel0_0.R, pixel0_0.G, pixel0_0.B);
+ char row2 = row + height - 1;
+ char cmdRect[] =
+ { 'r', col, msb(row), lsb(row), col + width - 1, msb(row2), lsb(row2), msb(color), lsb(color) };
+ drv_D4D_send_extra(cmdRect, sizeof(cmdRect), 2, 5);
+ } else {
+
+ char cmd[] = { 'I', col, msb(row), lsb(row), width, msb(height), lsb(height), MODE };
+ drv_D4D_send_nowait_extra(cmd, sizeof(cmd), 2, 5);
+ for (r = row; r < row + height; r++) {
+ for (c = col; c < col + width; c++) {
+ rgb = drv_generic_graphic_rgb(r, c);
+ if (MODE == 8) {
+ colorArray[0] = RGB_24to8(rgb.R, rgb.G, rgb.B);
+ drv_D4D_send_nowait(colorArray, 1);
+ } else {
+ color = RGB_24to16(rgb.R, rgb.G, rgb.B);
+ colorArray[0] = msb(color);
+ drv_D4D_send_nowait(colorArray, 1); /* doesn't work if sent together (error: "partial write(/dev/tts/1): len=2 ret=1") */
+ /* colorArray[1]=lsb(color); */
+ colorArray[0] = lsb(color);
+ drv_D4D_send_nowait(colorArray, 1);
+ }
+ /* drv_D4D_send_nowait(colorArray, MODE/8); */
+ }
+ }
+ drv_D4D_receive_ACK();
+ }
+}
+
+
+static int drv_D4D_contrast(int contrast)
+{
+ if (contrast < 0)
+ contrast = 0;
+ if (contrast > 15)
+ contrast = 15;
+
+ char cmd[] = { 'Y', 2, contrast };
+ drv_D4D_send(cmd, sizeof(cmd));
+
+ /* CONTRAST_ = contrast; */
+ return contrast;
+}
+
+
+static int drv_D4D_start(const char *section)
+{
+ info("drv_D4D_start()");
+ int contrast;
+ int xres_cfg = -1, yres_cfg = -1;
+ char *s;
+ char *color;
+
+ if (drv_D4D_open(section) < 0) {
+ return -1;
+ }
+
+ char cmd[] = { 'U' };
+ drv_D4D_send(cmd, sizeof(cmd));
+
+
+ char getVersion[] = { 'V', 0 };
+ drv_D4D_send_nowait(getVersion, sizeof(getVersion));
+ char answer[5];
+ drv_generic_serial_read(answer, sizeof(answer));
+ char *ids[] = { "uOLED", "uLCD", "uVGA" };
+ char *id;
+ if (answer[0] <= 2)
+ id = ids[(int) answer[0]];
+ else
+ id = "Unknown";
+ qprintf(NAME_, sizeof(NAME_), "%s H%u S%u", id, (int) answer[1], (int) answer[2]);
+ int res[2];
+ int i;
+ for (i = 0; i < 2; i++) {
+ switch (answer[3 + i]) {
+ case 0x22:
+ res[i] = 220;
+ break;
+ case 0x28:
+ res[i] = 128;
+ break;
+ case 0x32:
+ res[i] = 320;
+ EXTRA = 1;
+ break;
+ case 0x60:
+ res[i] = 160;
+ break;
+ case 0x64:
+ res[i] = 64;
+ break;
+ case 0x76:
+ res[i] = 176;
+ break;
+ case 0x96: /* Fixme: case label value exceeds maximum value for type */
+ res[i] = 96;
+ break;
+ case 0x24:
+ res[i] = 240; /* undocumented? */
+ break;
+ default:
+ error ("Fixme");
+ }
+ }
+ DCOLS = res[0];
+ DROWS = res[1];
+
+
+ cfg_number(section, "Mode", 0, 0, 16, &MODE);
+
+ s = cfg_get(section, "Font", NULL);
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.Font' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+ if (sscanf(s, "%dx%d", &xres_cfg, &yres_cfg) < 1 || xres_cfg < 0) {
+ error("%s: bad %s.Font '%s' from %s", Name, section, s, cfg_source());
+ free(s);
+ return -1;
+ }
+
+ if (yres_cfg == -1) {
+ SECTOR = xres_cfg * 512;
+ char setAddress[] =
+ { '@', 'A', address_mmsb(SECTOR), address_mlsb(SECTOR), address_lmsb(SECTOR), address_llsb(SECTOR) };
+ drv_D4D_send(setAddress, sizeof(setAddress));
+ char answer1[1];
+ char readByte[] = { '@', 'r' };
+ drv_D4D_send_nowait(readByte, sizeof(readByte));
+ drv_generic_serial_read(answer1, sizeof(answer1));
+ XRES = answer1[0];
+ drv_D4D_send_nowait(readByte, sizeof(readByte));
+ drv_generic_serial_read(answer1, sizeof(answer1));
+ YRES = answer1[0];
+ SECTOR = xres_cfg + 1;
+ SECTOR_SIZE = ceil((double) XRES * (double) YRES * 2.0 / 512.0);
+ } else {
+ XRES = xres_cfg;
+ YRES = yres_cfg;
+ }
+
+ if (MODE == 0) {
+
+ color = cfg_get(section, "foreground", "ffffff");
+ if (color2RGBA(color, &FG_COL_) < 0) {
+ error("%s: ignoring illegal color '%s'", Name, color);
+ }
+ if (color)
+ free(color);
+ FG_COLOR = RGB_24to16(FG_COL_.R, FG_COL_.G, FG_COL_.B);
+
+ color = cfg_get(section, "background", "000000");
+ if (color2RGBA(color, &BG_COL_) < 0) {
+ error("%s: ignoring illegal color '%s'", Name, color);
+ }
+ if (color)
+ free(color);
+ BG_COLOR = RGB_24to16(BG_COL_.R, BG_COL_.G, BG_COL_.B);
+
+ DCOLS = DCOLS / XRES;
+ DROWS = DROWS / YRES;
+ switch (yres_cfg) {
+ case 8:
+ FONT = 1;
+ break;
+ case 12:
+ FONT = 2;
+ break;
+ case 16:
+ FONT = 3;
+ break;
+ }
+ if (xres_cfg == 5)
+ FONT = 0;
+ }
+
+ printf("XRES=%i; YRES=%i, DCOLS=%i; DROWS=%d; FONT=%d; SECTOR=%i; SECTOR_SIZE=%i\n", XRES, YRES, DCOLS, DROWS, FONT,
+ SECTOR, SECTOR_SIZE);
+
+
+
+ cfg_number(section, "NoPowerCycle", 0, 1, 65536, &NOPOWERCYCLE);
+ if (!NOPOWERCYCLE) {
+ char powerOn[] = { 'Y', 3, 1 };
+ drv_D4D_send(powerOn, sizeof(powerOn));
+
+ /* char background[] = {'B', msb(BG_COLOR), lsb(BG_COLOR)};
+ drv_D4D_send(background, sizeof(background)); */
+ }
+
+ char opaque[] = { 'O', 1 };
+ drv_D4D_send(opaque, sizeof(opaque));
+
+ char penSize[] = { 'p', 0 };
+ drv_D4D_send(penSize, sizeof(penSize));
+
+
+ if (!MODE) {
+ unsigned char buffer[] = { 0x18, 0x24, 0x24, 0x18, 0, 0, 0, 0 }; /* degree */
+ drv_D4D_defchar(CHAR0, buffer);
+ CHARS--;
+ CHAR0++;
+ }
+
+ if (cfg_number(section, "Contrast", 0, 0, 255, &contrast) > 0) {
+ drv_D4D_contrast(contrast);
+ }
+
+ drv_D4D_clear();
+
+ return 0;
+}
+
+
+int drv_D4D_text_draw(WIDGET * W)
+{
+ short int FG_COLOR_old = FG_COLOR, BG_COLOR_old = BG_COLOR;
+ int ret;
+ RGBA fg, bg;
+ fg = W->fg_valid ? W->fg_color : FG_COL_;
+ bg = W->bg_valid ? W->bg_color : BG_COL_;
+ FG_COLOR = RGB_24to16(fg.R, fg.G, fg.B);
+ BG_COLOR = RGB_24to16(bg.R, bg.G, bg.B);
+ ret = drv_generic_text_draw(W);
+ FG_COLOR = FG_COLOR_old;
+ BG_COLOR = BG_COLOR_old;
+ return ret;
+}
+
+
+int lastVal[48 * 40 * 2]; /* MAX_WIDGETS*2 */
+int drv_D4D_bar_draw(WIDGET * W)
+{
+ WIDGET_BAR *Bar = W->data;
+ int row, col, len, res, max, val1, val2;
+ DIRECTION dir;
+ STYLE style;
+
+ row = W->row;
+ col = W->col;
+ dir = Bar->direction;
+ style = Bar->style;
+ len = Bar->length;
+
+ res = dir & (DIR_EAST | DIR_WEST) ? XRES : YRES;
+ max = len * res;
+ val1 = Bar->val1 * (double) (max);
+ val2 = Bar->val2 * (double) (max);
+
+ if (val1 < 1)
+ val1 = 1;
+ else if (val1 > max)
+ val1 = max;
+
+ if (val2 < 1)
+ val2 = 1;
+ else if (val2 > max)
+ val2 = max;
+
+ short int FG_COLOR_old = FG_COLOR, BG_COLOR_old = BG_COLOR;
+ RGBA fg, bg;
+ fg = W->fg_valid ? W->fg_color : FG_COL_;
+ bg = W->bg_valid ? W->bg_color : BG_COL_;
+ FG_COLOR = RGB_24to16(fg.R, fg.G, fg.B);
+ BG_COLOR = RGB_24to16(bg.R, bg.G, bg.B);
+
+ char cmd[9];
+ cmd[0] = 'r';
+ int val[2];
+ val[0] = val1;
+ val[1] = val2;
+ int i, vals;
+ if (val1 == val2 && lastVal[row * DCOLS + col] == lastVal[row * DCOLS + col + DROWS * DCOLS])
+ vals = 1;
+ else
+ vals = 2;
+ for (i = 0; i < vals; i++) {
+ int lastValIndex = row * DCOLS + col + DROWS * DCOLS * (i + 1);
+ int y1 = row * YRES + (YRES / 2) * i;
+ cmd[2] = msb(y1);
+ cmd[3] = lsb(y1);
+ int y2 = y1 + (YRES) / vals - 1; /* YRES-1 */
+ cmd[5] = msb(y2);
+ cmd[6] = lsb(y2);
+ if (val[i] > lastVal[lastValIndex]) {
+ /* cmd[1]=col*XRES; */
+ cmd[1] = col * XRES + lastVal[lastValIndex];
+ /* cmd[3]=cmd[1]+val[i]-1; */
+ cmd[4] = cmd[1] + val[i] - lastVal[lastValIndex] - 1;
+ cmd[7] = msb(FG_COLOR);
+ cmd[8] = lsb(FG_COLOR);
+ drv_D4D_send_extra(cmd, sizeof(cmd), 2, 5);
+ } else if (val[i] < lastVal[lastValIndex]) {
+ /* cmd[1]=cmd[3]+1; */
+ cmd[1] = col * XRES + val[i] - 1 + 1;
+ /* cmd[3]=col*XRES+max; */
+ cmd[4] = cmd[1] + lastVal[lastValIndex] - val[i];
+ cmd[7] = msb(BG_COLOR);
+ cmd[8] = lsb(BG_COLOR);
+ drv_D4D_send_extra(cmd, sizeof(cmd), 2, 5);
+ }
+ lastVal[lastValIndex] = val[i];
+ }
+
+ FG_COLOR = FG_COLOR_old;
+ BG_COLOR = BG_COLOR_old;
+ return 0;
+}
+
+
+
+
+
+/****************************************/
+/*** plugins ***/
+/****************************************/
+
+static void plugin_contrast(RESULT * result, RESULT * arg1)
+{
+ double contrast;
+
+ contrast = drv_D4D_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 ***/
+/****************************************/
+
+
+int drv_D4D_list(void)
+{
+ printf("4D Systems serial displays");
+ return 0;
+}
+
+
+int drv_D4D_init(const char *section, const int quiet)
+{
+ info("drv_D4D_init()");
+ WIDGET_CLASS wc;
+ int ret;
+
+ info("%s: %s", Name, "$Rev: 840 $");
+
+ if ((ret = drv_D4D_start(section)) != 0)
+ return ret;
+
+ if (EXTRA)
+ CHARS = 64;
+ else
+ CHARS = 32;
+ CHAR0 = 128;
+ GOTO_COST = 7;
+
+ if (MODE) {
+ drv_generic_graphic_real_blit = drv_D4D_blit;
+ } else {
+ drv_generic_text_real_write = drv_D4D_write;
+ drv_generic_text_real_defchar = drv_D4D_defchar;
+ }
+
+
+
+
+ if (!quiet) {
+ char buffer[40];
+ qprintf(buffer, sizeof(buffer), "%s %dx%d", NAME_, DCOLS, DROWS);
+ if (MODE) {
+ if (drv_generic_graphic_greet(buffer, "www.4dsystems.com.au")) {
+ sleep(3);
+ drv_generic_graphic_clear();
+ }
+ } else {
+ if (drv_generic_text_greet(buffer, "www.4dsystems.com.au")) {
+ sleep(3);
+ drv_D4D_clear();
+ }
+ }
+ }
+
+
+ if (MODE) {
+ if ((ret = drv_generic_graphic_init(section, Name)) != 0)
+ return ret;
+ } else {
+
+ if ((ret = drv_generic_text_init(section, Name)) != 0)
+ return ret;
+
+ if ((ret = drv_generic_text_icon_init()) != 0)
+ return ret;
+
+ if ((ret = drv_generic_text_bar_init(0)) != 0)
+ return ret;
+
+ drv_generic_text_bar_add_segment(0, 0, 255, 32);
+ /* drv_generic_text_bar_add_segment(255, 255, 255, 31); */ /* ASCII 255 = block */
+
+
+ wc = Widget_Text;
+ wc.draw = drv_D4D_text_draw;
+ widget_register(&wc);
+
+ wc = Widget_Icon;
+ wc.draw = drv_generic_text_icon_draw;
+ widget_register(&wc);
+
+ wc = Widget_Bar;
+ wc.draw = drv_D4D_bar_draw;
+ widget_register(&wc);
+
+ }
+
+ AddFunction("LCD::contrast", 1, plugin_contrast);
+
+ return 0;
+}
+
+
+int drv_D4D_quit(const int quiet)
+{
+ error("drv_D4D_quit()");
+
+ info("%s: shutting down.", Name);
+
+ if (MODE == 0)
+ drv_generic_text_quit();
+
+
+ if (!NOPOWERCYCLE) {
+ drv_D4D_clear();
+ }
+
+ if (!quiet) {
+ if (MODE)
+ drv_generic_graphic_greet("goodbye!", NULL);
+ else
+ drv_generic_text_greet("goodbye!", NULL);
+ }
+
+ /*int i;
+ for(i=CONTRAST_;i>=0;i--) {
+ drv_D4D_contrast(i);
+ usleep(1000);
+ } */
+
+ if (MODE)
+ drv_generic_graphic_quit();
+
+ if (!NOPOWERCYCLE) {
+ char powerDown[] = { 'Y', 3, 0 };
+ drv_D4D_send(powerDown, sizeof(powerDown));
+ }
+
+ debug("closing connection");
+ drv_D4D_close();
+
+ return (0);
+}
+
+
+
+DRIVER drv_D4D = {
+ .name = Name,
+ .list = drv_D4D_list,
+ .init = drv_D4D_init,
+ .quit = drv_D4D_quit,
+};
projects / lcd4linux.git / commitdiff