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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_PHAnderson.c.svn-base416
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diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_PHAnderson.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_PHAnderson.c.svn-base
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+++ b/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_PHAnderson.c.svn-base
@@ -0,0 +1,416 @@
+/* $Id: drv_PHAnderson.c 840 2008-11-19 23:56:42 guimli $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_PHAnderson.c $
+ *
+ * driver for the PHAnderson serial-to-HD44780 adapter boards
+ * http://www.phanderson.com/lcd106/lcd107.html
+ * http://moderndevice.com/Docs/LCD117CommandSummary.doc
+ * http://wulfden.org/TheShoppe/k107/index.shtml
+ *
+ * Copyright (C) 2008 Nicolas Weill <guimli@free.fr>
+ * 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_PHAnderson
+ *
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.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_serial.h"
+
+#define PHAnderson_CMD '?'
+
+static char Name[] = "PHAnderson";
+
+static int T_READ, T_WRITE, T_BOOT;
+
+
+/****************************************/
+/*** hardware dependant functions ***/
+/****************************************/
+
+static int drv_PHAnderson_open(const char *section)
+{
+ if (drv_generic_serial_open(section, Name, 0) < 0)
+ return -1;
+
+ return 0;
+}
+
+
+static int drv_PHAnderson_close(void)
+{
+ drv_generic_serial_close();
+
+ return 0;
+}
+
+
+static void drv_PHAnderson_send(const char *data, const unsigned int len)
+{
+ char buffer[255];
+ unsigned int i, j;
+
+ j = 0;
+ for (i = 0; i < len; i++) {
+ if (data[i] < 8) {
+ buffer[j++] = '?';
+ buffer[j++] = '0' + data[i];
+ drv_generic_serial_write(buffer, j);
+ udelay(T_READ);
+
+ j = 0;
+ } else {
+ buffer[j++] = data[i];
+ }
+ }
+
+ if (j > 0) {
+ drv_generic_serial_write(buffer, j);
+ }
+}
+
+
+static void drv_PHAnderson_clear(void)
+{
+ char cmd[2];
+
+ cmd[0] = '?';
+ cmd[1] = 'f';
+ drv_PHAnderson_send(cmd, 2);
+}
+
+
+static void drv_PHAnderson_write(const int row, const int col, const char *data, int len)
+{
+ char cmd[7];
+
+ cmd[0] = '?';
+ cmd[1] = 'y';
+ cmd[2] = row + '0';
+ cmd[3] = '?';
+ cmd[4] = 'x';
+ cmd[5] = col / 10 + '0';
+ cmd[6] = col % 10 + '0';
+ drv_PHAnderson_send(cmd, 7);
+
+ drv_PHAnderson_send(data, len);
+}
+
+
+static void drv_PHAnderson_defchar(const int ascii, const unsigned char *matrix)
+{
+ char cmd[19];
+ int i;
+
+ cmd[0] = '?';
+ cmd[1] = 'D';
+ cmd[2] = ascii + '0';
+
+ for (i = 0; i < 8; i++) {
+ cmd[i * 2 + 3] = ((matrix[i] >> 4) & 1) + '0';
+ cmd[i * 2 + 4] = (((matrix[i] & 0x0F) < 10) ? (matrix[i] & 0x0F) + '0' : (matrix[i] & 0x0F) + '7');
+ }
+ drv_PHAnderson_send(cmd, 19);
+ udelay(T_WRITE);
+}
+
+
+static int drv_PHAnderson_blacklight(int blacklight)
+{
+ char cmd[4];
+
+ if (blacklight < 0)
+ blacklight = 0;
+ if (blacklight > 255)
+ blacklight = 255;
+
+ cmd[0] = '?';
+ cmd[1] = 'B';
+ cmd[2] = (((blacklight >> 4) < 10) ? (blacklight >> 4) + '0' : (blacklight >> 4) + '7');
+ cmd[3] = (((blacklight & 0x0F) < 10) ? (blacklight & 0x0F) + '0' : (blacklight & 0x0F) + '7');
+ drv_PHAnderson_send(cmd, 4);
+ udelay(T_WRITE);
+
+ return blacklight;
+}
+
+static int drv_PHAnderson_bootscreen(const char *bootmsg)
+{
+ char cmd[255];
+ int i, j, k;
+
+ i = 0;
+ j = 0;
+ k = 0;
+
+ if (bootmsg == NULL || *bootmsg == '\0') {
+ cmd[0] = '?';
+ cmd[1] = 'S';
+ cmd[2] = '0';
+ drv_PHAnderson_send(cmd, 3);
+ udelay(T_WRITE);
+ } else {
+ cmd[0] = '?';
+ cmd[1] = 'S';
+ cmd[2] = '2';
+ drv_PHAnderson_send(cmd, 3);
+ udelay(T_WRITE);
+ cmd[0] = '?';
+ cmd[1] = 'C';
+ for (i = 0; i < DROWS; i++) {
+ cmd[2] = '0' + i;
+ for (k = 0; k < DCOLS; k++) {
+ if (bootmsg[j] != '\0') {
+ cmd[3 + k] = bootmsg[j];
+ j++;
+ } else {
+ cmd[3 + k] = ' ';
+ }
+ }
+ drv_PHAnderson_send(cmd, k + 3);
+ udelay(T_BOOT);
+ }
+ }
+
+ return j;
+}
+
+static int drv_PHAnderson_start(const char *section)
+{
+ int blacklight;
+ int rows = -1, cols = -1;
+ char *s;
+ char cmd[255];
+
+ s = cfg_get(section, "Size", NULL);
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.Size' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+ if (sscanf(s, "%dx%d", &cols, &rows) != 2 || rows < 1 || cols < 1) {
+ error("%s: bad %s.Size '%s' from %s", Name, section, s, cfg_source());
+ free(s);
+ return -1;
+ }
+
+ DROWS = rows;
+ DCOLS = cols;
+
+ /* PHAnderson execution timings [milliseconds]
+ * we use the worst-case default values, but allow
+ * modification from the config file.
+ */
+
+ T_WRITE = timing(Name, section, "WRITE", 170, "ms") * 1000; /* write eeprom time */
+ T_READ = timing(Name, section, "READ", 10, "ms") * 1000; /* read eeprom time */
+ T_BOOT = timing(Name, section, "BOOT", 300, "ms") * 1000; /* boot screen write eeprom time */
+
+ if (drv_PHAnderson_open(section) < 0) {
+ return -1;
+ }
+
+ /* Define screen size */
+ cmd[0] = '?';
+ cmd[1] = 'G';
+ cmd[2] = rows + '0';
+ cmd[3] = (cols / 10) + '0';
+ cmd[4] = (cols % 10) + '0';
+ drv_PHAnderson_send(cmd, 5);
+ udelay(T_WRITE);
+
+ /* Hide cursor */
+ cmd[0] = '?';
+ cmd[1] = 'c';
+ cmd[2] = '0';
+ drv_PHAnderson_send(cmd, 3);
+ udelay(T_WRITE);
+
+ if (cfg_number(section, "Blacklight", 0, 0, 255, &blacklight) > 0) {
+ drv_PHAnderson_blacklight(blacklight);
+ }
+
+ s = cfg_get(section, "Bootscreen", NULL);
+ printf(s);
+ drv_PHAnderson_bootscreen(s);
+
+ drv_PHAnderson_clear(); /* clear display */
+
+ return 0;
+}
+
+/****************************************/
+/*** plugins ***/
+/****************************************/
+
+static void plugin_blacklight(RESULT * result, RESULT * arg1)
+{
+ double blacklight;
+
+ blacklight = drv_PHAnderson_blacklight(R2N(arg1));
+ SetResult(&result, R_NUMBER, &blacklight);
+}
+
+static void plugin_bootscreen(RESULT * result, RESULT * arg1)
+{
+ double bootmsg;
+
+ bootmsg = drv_PHAnderson_bootscreen(R2S(arg1));
+ SetResult(&result, R_NUMBER, &bootmsg);
+}
+
+/****************************************/
+/*** 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_PHAnderson_list(void)
+{
+ printf("PHAnderson serial-to-HD44780 adapter");
+ return 0;
+}
+
+int drv_PHAnderson_init(const char *section, const int quiet)
+{
+ WIDGET_CLASS wc;
+ int ret;
+
+ info("%s: %s", Name, "$Rev: 840 $");
+
+ /* 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 = 7; /* number of bytes a goto command requires */
+
+ /* real worker functions */
+ drv_generic_text_real_write = drv_PHAnderson_write;
+ drv_generic_text_real_defchar = drv_PHAnderson_defchar;
+
+ /* start display */
+ if ((ret = drv_PHAnderson_start(section)) != 0)
+ return ret;
+
+ if (!quiet) {
+ char buffer[40];
+ qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS);
+ if (drv_generic_text_greet(buffer, "www.bwct.de")) {
+ sleep(3);
+ drv_PHAnderson_clear();
+ }
+ }
+
+ /* 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, 0, 32); /* ASCII 32 = blank */
+
+ /* 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::blacklight", 1, plugin_blacklight);
+
+ AddFunction("LCD::bootscreen", 1, plugin_bootscreen);
+
+ return 0;
+}
+
+
+int drv_PHAnderson_quit(const int quiet)
+{
+
+ info("%s: shutting down.", Name);
+
+ drv_generic_text_quit();
+
+ drv_PHAnderson_clear();
+
+ /* say goodbye... */
+ if (!quiet) {
+ drv_generic_text_greet("goodbye!", NULL);
+ }
+
+ debug("closing connection");
+ drv_PHAnderson_close();
+
+ return (0);
+}
+
+
+DRIVER drv_PHAnderson = {
+ .name = Name,
+ .list = drv_PHAnderson_list,
+ .init = drv_PHAnderson_init,
+ .quit = drv_PHAnderson_quit,
+};
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