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-rw-r--r--drv_LUIse.c336
1 files changed, 336 insertions, 0 deletions
diff --git a/drv_LUIse.c b/drv_LUIse.c
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--- /dev/null
+++ b/drv_LUIse.c
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+/* $Id: drv_LUIse.c 798 2007-05-04 11:35:52Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_LUIse.c $
+ *
+ * LUIse lcd4linux driver
+ *
+ * Copyright (C) 2005 Theo Schneider <theo@schneider-berlin.net>
+ * Copyright (C) 2005 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_LUIse
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include <usb.h>
+#include <luise.h>
+
+#include "debug.h"
+#include "cfg.h"
+#include "qprintf.h"
+#include "udelay.h"
+#include "plugin.h"
+#include "drv.h"
+#include "drv_generic_graphic.h"
+
+static char Name[] = "LUIse";
+
+/* default Wert */
+static int devNum = 0;
+
+
+
+/****************************************/
+/*** hardware dependant functions ***/
+/****************************************/
+static void drv_LUIse_clear(void)
+{
+ unsigned char buf[9600];
+ int x;
+
+ // clear text
+ LUI_Text(devNum, 0, 0, 320, 240, 0, 0, 1, 1, "");
+
+ // clear picture
+ for (x = 0; x < 9600; x++)
+ buf[x] = 0x00;
+ LUI_Bitmap(devNum, 0, 0, 0, 0, 0, DCOLS, DROWS, DCOLS, DROWS, buf);
+ LUI_Bitmap(devNum, 1, 0, 0, 0, 0, DCOLS, DROWS, DCOLS, DROWS, buf);
+}
+
+
+static void drv_LUIse_blit(const int row, const int col, const int height, const int width)
+{
+ int r, c;
+
+ for (r = row; r < row + height; r++) {
+ for (c = col; c < col + width; c++) {
+ if (drv_generic_graphic_black(r, c)) {
+ LUI_SetPixel(devNum, 0, c, r, 1);
+ } else {
+ LUI_SetPixel(devNum, 0, c, r, 0);
+ }
+ }
+ }
+}
+
+static int drv_LUIse_contrast(int contrast)
+{
+ /* adjust limits according to the display */
+ if (contrast < 0)
+ contrast = 0;
+ if (contrast > 255)
+ contrast = 255;
+
+ LUI_SetContrast(devNum, contrast);
+
+ return contrast;
+}
+
+static int drv_LUIse_backlight(int backlight)
+{
+ if (backlight < 0)
+ backlight = 0;
+ if (backlight > 1)
+ backlight = 1;
+
+ LUI_CCFL(devNum, backlight);
+
+ return backlight;
+}
+
+
+/* start graphic display */
+static int drv_LUIse_start(const char *section)
+{
+ char *s;
+ int gfxmode, gfxinvert, ScreenRotation, IOrefresh;
+ int contrast, backlight;
+
+ /* read devNum from config */
+ s = cfg_get(section, "DeviceNum", 0);
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.DeviceNum' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+ if (sscanf(s, "%d", &devNum) < 0 || devNum > 4) {
+ error("%s: bad DeviceNum '%s' from %s", Name, s, cfg_source());
+ return -1;
+ }
+ info("%s: using DeviceNum '%d'", Name, devNum);
+
+ /* open communication with the display */
+ if (LUI_OpenDevice(devNum) > 0) {
+ error("unable to open DeviceNum: %d", devNum);
+ return -1;
+ }
+
+ /*
+ * 0 : gfxmode 0 = or, 1 = and, 2 = xor
+ * 0 : gfxinvert 0 = normal, 1 = invert
+ * 0 : ScreenRotation 0 =, 1 =, 2 =, 3 =,
+ * 2 : IOrefresh 0 = 25ms...255=256*25ms
+ */
+
+ s = cfg_get(section, "Mode", "0.0.0.2");
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.Mode' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+
+ if (sscanf(s, "%d.%d.%d.%d", &gfxmode, &gfxinvert, &ScreenRotation, &IOrefresh) != 4 ||
+ gfxmode < 0 || gfxmode > 2 || gfxinvert < 0 || gfxinvert > 1 ||
+ ScreenRotation < 0 || ScreenRotation > 255 || IOrefresh < 0 || IOrefresh > 255) {
+ error("%s: bad Mode '%s' from %s", Name, s, cfg_source());
+ return -1;
+ }
+
+ if (LUI_LCDmode(devNum, gfxmode, gfxinvert, ScreenRotation, IOrefresh) > 0) {
+ error("Error LUI_LCDmode");
+ return -1;
+ }
+
+ switch (ScreenRotation) {
+ case 0:{
+ DCOLS = 320;
+ DROWS = 240;
+ break;
+ }
+ case 1:{
+ DCOLS = 240;
+ DROWS = 320;
+ break;
+ }
+ case 2:{
+ DCOLS = 320;
+ DROWS = 240;
+ break;
+ }
+ case 3:{
+ DCOLS = 240;
+ DROWS = 320;
+ break;
+ }
+ }
+
+ 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());
+ 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());
+ return -1;
+ }
+
+ if (cfg_number(section, "Contrast", 128, 0, 255, &contrast) > 0) {
+ drv_LUIse_contrast(contrast);
+ }
+
+ if (cfg_number(section, "Backlight", 0, 0, 1, &backlight) > 0) {
+ drv_LUIse_backlight(backlight);
+ }
+
+ s = cfg_get(section, "Backpicture", NULL);
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.Backpicture' entry from %s", Name, section, cfg_source());
+ } else {
+ drv_LUIse_clear();
+ if (LUI_BMPfile(devNum, 1, 0, 0, 0, 0, DCOLS, DROWS, s)) {
+ error("%s: Sorry unable to load: %s", Name, s);
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+/****************************************/
+/*** plugins ***/
+/****************************************/
+
+static void plugin_contrast(RESULT * result, RESULT * arg1)
+{
+ double contrast;
+
+ contrast = drv_LUIse_contrast(R2N(arg1));
+ SetResult(&result, R_NUMBER, &contrast);
+}
+
+static void plugin_backlight(RESULT * result, RESULT * arg1)
+{
+ double backlight;
+
+ backlight = drv_LUIse_backlight(R2N(arg1));
+ SetResult(&result, R_NUMBER, &backlight);
+}
+
+
+/****************************************/
+/*** exported functions ***/
+/****************************************/
+
+
+/* list models */
+int drv_LUIse_list(void)
+{
+ printf("generic");
+ return 0;
+}
+
+/* initialize driver & display */
+int drv_LUIse_init(const char *section, const int quiet)
+{
+ int ret;
+
+ info("%s: %s", Name, "$Rev: 798 $");
+
+ /* real worker functions */
+ drv_generic_graphic_real_blit = drv_LUIse_blit;
+
+ /* start display */
+ if ((ret = drv_LUIse_start(section)) != 0)
+ return ret;
+
+ /* initialize generic graphic driver */
+ if ((ret = drv_generic_graphic_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);
+ AddFunction("LCD::backlight", 1, plugin_backlight);
+
+ return 0;
+}
+
+/* close driver & display */
+/* use this function for a graphic display */
+int drv_LUIse_quit(const int quiet)
+{
+
+ info("%s: shutting down.", Name);
+
+ /* clear display */
+ drv_LUIse_clear();
+
+ /* set default for Contrast, ScreenRotation, gfxmode, gfxinvert, IOrefresh */
+ LUI_SetContrast(devNum, 128);
+ LUI_LCDmode(devNum, 0, 0, 0, 2);
+
+
+ /* say goodbye... */
+ if (!quiet) {
+ drv_generic_graphic_greet("goodbye!", NULL);
+ }
+
+ drv_generic_graphic_quit();
+
+ debug("closing connection");
+ LUI_CloseDevice(devNum);
+
+ return (0);
+}
+
+/* use this one for a graphic display */
+DRIVER drv_LUIse = {
+ .name = Name,
+ .list = drv_LUIse_list,
+ .init = drv_LUIse_init,
+ .quit = drv_LUIse_quit,
+};
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