From 8bd9e27c855dc67d8bd466f5184af34904eaff25 Mon Sep 17 00:00:00 2001
From: reinelt <>
Date: Tue, 10 Feb 2004 07:42:36 +0000
Subject: [lcd4linux @ 2004-02-10 07:42:35 by reinelt] cut off all old-style
 files which are no longer used with NextGeneration

---
 Cwlinux.c | 533 --------------------------------------------------------------
 1 file changed, 533 deletions(-)
 delete mode 100644 Cwlinux.c

(limited to 'Cwlinux.c')

diff --git a/Cwlinux.c b/Cwlinux.c
deleted file mode 100644
index 30f181b..0000000
--- a/Cwlinux.c
+++ /dev/null
@@ -1,533 +0,0 @@
-/* $Id: Cwlinux.c,v 1.19 2004/01/30 20:57:55 reinelt Exp $
- *
- * driver for Cwlinux serial display modules
- *
- * Copyright 2002 Andrew Ip <aip@cwlinux.com>
- *
- * 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.
- *
- *
- * $Log: Cwlinux.c,v $
- * Revision 1.19  2004/01/30 20:57:55  reinelt
- * HD44780 patch from Martin Hejl
- * dmalloc integrated
- *
- * Revision 1.18  2004/01/29 04:40:02  reinelt
- * every .c file includes "config.h" now
- *
- * Revision 1.17  2004/01/09 04:16:06  reinelt
- * added 'section' argument to cfg_get(), but NULLed it on all calls by now.
- *
- * Revision 1.16  2003/11/30 16:18:36  reinelt
- * Cwlinux: invalidate Framebuffer in case a char got redefined
- *
- * Revision 1.15  2003/10/05 17:58:50  reinelt
- * libtool junk; copyright messages cleaned up
- *
- * Revision 1.14  2003/09/13 06:45:43  reinelt
- * icons for all remaining drivers
- *
- * Revision 1.13  2003/09/09 06:54:43  reinelt
- * new function 'cfg_number()'
- *
- * Revision 1.12  2003/08/24 05:17:58  reinelt
- * liblcd4linux patch from Patrick Schemitz
- *
- * Revision 1.11  2003/08/16 07:31:35  reinelt
- * double buffering in all drivers
- *
- * Revision 1.10  2003/08/01 05:15:42  reinelt
- * last cleanups for 0.9.9
- *
- * Revision 1.9  2003/07/24 04:48:09  reinelt
- * 'soft clear' needed for virtual rows
- *
- * Revision 1.8  2003/05/19 05:55:17  reinelt
- * Cwlinux sleep optimization
- *
- * Revision 1.7  2003/05/14 06:17:39  reinelt
- * added support for CW1602
- *
- * Revision 1.6  2003/02/24 04:50:57  reinelt
- * cwlinux fixes
- *
- * Revision 1.5  2003/02/22 07:53:09  reinelt
- * cfg_get(key,defval)
- *
- * Revision 1.4  2003/02/22 07:23:24  reinelt
- * Cwlinux fixes
- *
- * Revision 1.3  2002/09/12 05:24:54  reinelt
- * code cleanup, character defining for bars
- *
- * Revision 1.2  2002/09/11 05:32:35  reinelt
- * changed to use new bar functions
- *
- * Revision 1.1  2002/09/11 05:16:32  reinelt
- * added Cwlinux driver
- *
- */
-
-/* 
- *
- * exported fuctions:
- *
- * struct LCD Cwlinux[]
- *
- */
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-#include <termios.h>
-#include <fcntl.h>
-
-#include "debug.h"
-#include "cfg.h"
-#include "lock.h"
-#include "display.h"
-#include "bar.h"
-#include "icon.h"
-
-#ifdef WITH_DMALLOC
-#include <dmalloc.h>
-#endif
-
-#define CHARS 8
-
-static LCD Lcd;
-static char *Port = NULL;
-static speed_t Speed;
-static int Device = -1;
-static int Icons;
-
-static char *FrameBuffer1=NULL;
-static char *FrameBuffer2=NULL;
-
-
-static int CW_open(void)
-{
-  int fd;
-  pid_t pid;
-  struct termios portset;
-
-  if ((pid = lock_port(Port)) != 0) {
-    if (pid == -1)
-      error("Cwlinux: port %s could not be locked", Port);
-    else
-      error("Cwlinux: port %s is locked by process %d", Port, pid);
-    return -1;
-  }
-
-  fd = open(Port, O_RDWR | O_NOCTTY | O_NDELAY);
-  if (fd == -1) {
-    error("Cwlinux: open(%s) failed: %s", Port, strerror(errno));
-    unlock_port(Port);
-    return -1;
-  }
-  if (tcgetattr(fd, &portset) == -1) {
-    error("Cwlinux: tcgetattr(%s) failed: %s", Port, strerror(errno));
-    unlock_port(Port);
-    return -1;
-  }
-  cfmakeraw(&portset);
-  cfsetispeed(&portset, Speed);
-  cfsetospeed(&portset, Speed);
-  if (tcsetattr(fd, TCSANOW, &portset) == -1) {
-    error("Cwlinux: tcsetattr(%s) failed: %s", Port, strerror(errno));
-    unlock_port(Port);
-    return -1;
-  }
-
-  return fd;
-}
-
-
-static void CW_write(char *string, int len)
-{
-  int ret;
-  
-  ret=write (Device, string, len);
-  if (ret<0 && errno==EAGAIN) {
-    usleep(1000);
-    ret=write (Device, string, len);
-  }
-  if (ret<0) {
-    error ("Cwlinux: write(%s) failed: %s", Port, strerror(errno));
-  }
-}
-
-
-#if 0
-static int CW_read(char *string, int len)
-{
-  int ret;
-  
-  ret=read (Device, string, len);
-  if (ret<0 && errno==EAGAIN) {
-    debug ("read(): EAGAIN");
-    usleep(10000);
-    ret=read (Device, string, len);
-  }
-  debug ("read(%s)=%d", string, ret);
-
-  if (ret<0) {
-    error("Cwlinux: read() failed: %s", strerror(errno));
-  }
-
-  usleep(20);
-  
-  return ret;
-}
-#endif
-
-static void CW_Goto(int row, int col)
-{
-  char cmd[6]="\376Gxy\375";
-  cmd[2]=(char)col;
-  cmd[3]=(char)row;
-  CW_write(cmd,5);
-}
-
-
-static void CW12232_define_char (int ascii, char *buffer)
-{
-  int i, j;
-  char cmd[10]="\376Nn123456\375";
-  
-  cmd[2]=(char)(ascii+1);
-  
-  // Cwlinux uses a vertical bitmap layout, so
-  // we have to kind of 'rotate' the bitmap.
-  
-  for (i=0; i<6;i++) {
-    cmd[3+i]=0;
-    for (j=0; j<8;j++) {
-      if (buffer[j] & (1<<(5-i))) {
-	cmd[3+i]|=(1<<j);
-      }
-    }
-  }
-  CW_write(cmd,10);
-}
-
-
-static void CW1602_define_char (int ascii, char *buffer)
-{
-  int i;
-  char cmd[12]="\376Nn12345678\375";
-
-  cmd[2]=(char)(ascii+1);
-
-  for (i=0; i<8; i++) {
-    cmd[3+i]=buffer[i];
-  }
-  CW_write(cmd,12);
-  usleep(20);  // delay for cw1602 to settle the character defined!
-}
-
-
-int CW_clear(int full)
-{
-
-  memset (FrameBuffer1, ' ', Lcd.rows*Lcd.cols*sizeof(char));
-
-  icon_clear();
-  bar_clear();
-
-  if (full) {
-    memset (FrameBuffer2, ' ', Lcd.rows*Lcd.cols*sizeof(char));
-#if 0
-    CW_write("\376X\375",3);
-#else
-    // for some mysterious reason, we have to sleep after 
-    // the command _and_ after the CMD_END...
-    usleep(20);
-    CW_write("\376X",2);
-    usleep(20);
-    CW_write("\375",1);
-    usleep(20);
-#endif
-  }
-
-  return 0;
-}
-
-
-static void CW_Brightness(void)
-{
-  int level;
-  char cmd[5]="\376A_\375";
-  
-  if (cfg_number(NULL, "Brightness", 8, 0, 8, &level)<0) return;
-  
-  switch (level) {
-  case 0:
-    // backlight off
-    CW_write ("\376F\375", 3);
-    break;
-  case 8:
-    // backlight on
-    CW_write ("\376B\375", 3);
-    break;
-  default:
-    // backlight level
-    cmd[2]=level;
-    CW_write (cmd, 4);
-    break;
-  }
-}
-
-
-int CW_init(LCD * Self)
-{
-  char *port;
-  int speed;
-  // char buffer[16];
-  
-  Lcd = *Self;
-
-  // Init the framebuffers
-  FrameBuffer1 = (char*)malloc(Lcd.cols*Lcd.rows*sizeof(char));
-  FrameBuffer2 = (char*)malloc(Lcd.cols*Lcd.rows*sizeof(char));
-  if (FrameBuffer1==NULL || FrameBuffer2==NULL) {
-    error ("Cwlinux: framebuffer could not be allocated: malloc() failed");
-    return -1;
-  }
-
-  if (Port) {
-    free(Port);
-    Port = NULL;
-  }
-
-  port = cfg_get(NULL, "Port",NULL);
-  if (port == NULL || *port == '\0') {
-    error("Cwlinux: no 'Port' entry in %s", cfg_source());
-    return -1;
-  }
-  Port = strdup(port);
-
-  if (cfg_number(NULL, "Speed", 19200, 9600,19200, &speed)<0) return -1;
-  switch (speed) {
-  case 9600:
-    Speed = B9600;
-    break;
-  case 19200:
-    Speed = B19200;
-    break;
-  default:
-    error("Cwlinux: unsupported speed '%d' in %s", speed, cfg_source());
-    return -1;
-  }
-
-  debug("using port %s at %d baud", Port, speed);
-
-  Device = CW_open();
-  if (Device == -1)
-    return -1;
-
-  // this does not work as I'd expect it...
-#if 0
-  // read firmware version
-  CW_read(buffer,sizeof(buffer));
-  usleep(100000);
-  CW_write ("\3761", 2);
-  usleep(100000);
-  CW_write ("\375", 1);
-  usleep(100000);
-  if (CW_read(buffer,2)!=2) {
-    info ("unable to read firmware version!");
-  }
-  info ("Cwlinux Firmware %d.%d", (int)buffer[0], (int)buffer[1]);
-#endif
-
-  CW_clear(1);
-
-  // auto line wrap off
-  CW_write ("\376D\375", 3);
-
-  // auto scroll off
-  // CW_write ("\376R\375", 3);
-
-  // underline cursor off
-  CW_write ("\376K\375", 3);
-
-  // backlight on
-  CW_write ("\376B\375", 3);
-
-  // backlight brightness
-  CW_Brightness();
-
-  if (cfg_number(NULL, "Icons", 0, 0, CHARS, &Icons)<0) return -1;
-  if (Icons>0) {
-    debug ("reserving %d of %d user-defined characters for icons", Icons, CHARS);
-    icon_init(Lcd.rows, Lcd.cols, Lcd.xres, Lcd.yres, CHARS, Icons, CW12232_define_char);
-    Self->icons=Icons;
-    Lcd.icons=Icons;
-  }
-  
-  bar_init(Lcd.rows, Lcd.cols, Lcd.xres, Lcd.yres, CHARS-Icons);
-  bar_add_segment(  0,  0,255, 32); // ASCII  32 = blank
-    
-  return 0;
-}
-
-
-int CW_put(int row, int col, char *text)
-{
-  char *p=FrameBuffer1+row*Lcd.cols+col;
-  char *t = text;
-
-  while (*t && col++ <= Lcd.cols) {
-    *p++ = *t++;
-  }
-  return 0;
-}
-
-
-int CW_bar(int type, int row, int col, int max, int len1, int len2)
-{
-  return bar_draw (type, row, col, max, len1, len2);
-}
-
-
-int CW_icon (int num, int seq, int row, int col)
-{
-  return icon_draw (num, seq, row, col);
-}
-
-
-int CW_flush(void)
-{
-  int row, col, pos1, pos2;
-  int c, equal;
-
-  for (row = 0; row < Lcd.rows; row++) {
-    for (col = 0; col < Lcd.cols; col++) {
-      c=bar_peek(row, col);
-      if (c==-1) c=icon_peek(row, col);
-      if (c!=-1) {
-	if (c!=32) c++; // blank
-	FrameBuffer1[row*Lcd.cols+col]=(char)c;
-	// invalidate FrameBuffer:
-	// Cwlinux does not update the display of a user-defined char
-	// if it is redefined only. We have to definitely write it
-	// to the display! We force this by invalidating the DoubleBuffer.
-	// Fixme: This is bad: we should try to remember which chars
-	// got redefined, and invalidate only those...
-	FrameBuffer2[row*Lcd.cols+col]=0;
-      }
-    }
-    for (col = 0; col < Lcd.cols; col++) {
-      if (FrameBuffer1[row*Lcd.cols+col]==FrameBuffer2[row*Lcd.cols+col]) continue;
-      CW_Goto(row, col);
-      for (pos1=col++, pos2=pos1, equal=0; col<Lcd.cols; col++) {
-	if (FrameBuffer1[row*Lcd.cols+col]==FrameBuffer2[row*Lcd.cols+col]) {
-	  // If we find just one equal byte, we don't break, because this 
-	  // would require a goto, which takes five bytes, too.
-	  if (++equal>5) break;
-	} else {
-	  pos2=col;
-	  equal=0;
-	}
-      }
-      CW_write (FrameBuffer1+row*Lcd.cols+pos1, pos2-pos1+1);
-    }
-  }
-
-  memcpy (FrameBuffer2, FrameBuffer1, Lcd.rows*Lcd.cols*sizeof(char));
-  
-  return 0;
-}
-
-int CW12232_flush(void)
-{
-  bar_process(CW12232_define_char);
-  return CW_flush();
-}
-
-int CW1602_flush(void)
-{
-  bar_process(CW1602_define_char);
-  return CW_flush();
-}
-
-
-int CW_quit(void)
-{
-  info("Cwlinux: shutting down.");
-
-  debug("closing port %s", Port);
-  close(Device);
-  unlock_port(Port);
-  
-  
-  if (FrameBuffer1) {
-    free(FrameBuffer1);
-    FrameBuffer1=NULL;
-  }
-
-  if (FrameBuffer2) {
-    free(FrameBuffer2);
-    FrameBuffer2=NULL;
-  }
-
-  return (0);
-}
-
-
-LCD Cwlinux[] = {
-  { name: "CW12232", 
-    rows:  4,
-    cols:  20,
-    xres:  6, 
-    yres:  8,
-    bars:  BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
-    icons: 0,
-    gpos:  0,
-    init:  CW_init,
-    clear: CW_clear,
-    put:   CW_put,
-    bar:   CW_bar,
-    icon:  CW_icon,
-    gpo:   NULL,
-    flush: CW12232_flush,
-    quit:  CW_quit
-  },
-  { name: "CW1602",
-    rows:  2,
-    cols:  16,
-    xres:  5,
-    yres:  8,
-    bars:  BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
-    icons: 0,
-    gpos:  0,
-    init:  CW_init,
-    clear: CW_clear,
-    put:   CW_put,
-    bar:   CW_bar,
-    icon:  CW_icon,
-    gpo:   NULL,
-    flush: CW1602_flush,
-    quit:  CW_quit
-  },
-  {NULL}
-};
-- 
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