diff --git a/WEGA/src/uts/dev/tt0.c b/WEGA/src/uts/dev/tt0.c
index da14f62..61638ac 100644
--- a/WEGA/src/uts/dev/tt0.c
+++ b/WEGA/src/uts/dev/tt0.c
@@ -1,6 +1,3 @@
-
-
-
 #include <sys/param.h>
 #include <sys/state.h>
 #include <sys/conf.h>
@@ -18,97 +15,219 @@
 
 extern putcb();
 
-ttioctl(tp, com, arg)
-
+ttin(tp, c, count)
 register struct tty *tp;
-int com;
-long arg;
-
+long c;
+int count;
 {
 
-	ushort ldmode;
+	register ushort ch;
+	register ushort mode;
+	register char *cp;
+	char *csp;
 
-	if (com !=(short) LDCHG) return;
-	ldmode = tp->t_lflag ^ arg;
-	if (!(ldmode & ICANON)) return;
-	dvi();
-	if (tp->t_canq.c_cc){
-		if (tp->t_rawq.c_cc){
-			tp->t_canq.c_cc += tp->t_rawq.c_cc;
-			tp->t_canq.c_cl->c_next = tp->t_rawq.c_cf;
-			tp->t_outq.c_cf = tp->t_rawq.c_cl;
+	extern	tttimeo();
+
+	mode = tp->t_iflag;
+	if (count){
+		if (count == 1)
+			goto L214;
+		putcb(c, tp);
+		sysinfo.rawch += count;
+		cp = &c->c_data[c->c_first];
+L5a:			
+		if (tp->t_rawq.c_cc <= TTXOHI) { /* 3 */
+L62:			
+			mode = tp->t_lflag;
+			if ((tp->t_state & IEXTPROC) ||
+			    (mode == 0)){ /* 4,5 */
+				if (!(mode & ICANON)){/* 6 */
+					tp->t_state &= ~RTO;
+					if (tp->t_cc[VMIN] <= tp->t_rawq.c_cc) /* 7 */
+						tp->t_delct = 1;
+					else
+						if ((tp->t_cc[VTIME]) &&
+						    ((tp->t_state & TACT) == 0)) /* 72,73 */
+							ttimeout(tp);
+					if ((tp->t_delct) == 0) return; /* 74 */
+				}
+				if (tp->t_state & IASLP) { /* 75 */
+					tp->t_state &= ~IASLP;
+					wakeup(tp);
+				}
+				return;
+			}
+			if (count--){ /* 67 */
+				ch = *cp++;
+				mode = tp->t_lflag;
+				if (!(mode & ISIG)){ /* 68 */
+L494:						
+					if (mode & ICANON){ /* 69 */
+						if (ch == '\n'){ /* 70 */
+							if (mode & ECHONL)
+								mode |= ECHO;
+							tp->t_delct++;
+						} 
+						else
+							if (ch == tp->t_cc[VEOL])
+								tp->t_delct++;
+						if ((tp->t_state & ESC) == 0){ /* 50 */
+							if (ch == '\\')
+								tp->t_state |= ESC;
+							if ((ch == tp->t_cc[VERASE]) &&
+							    (mode & INPCK)){ /* 52,53 */
+								if (mode & ECHO) /* 54 */
+									ttxput(tp, (long) CERASE, 0);
+								mode |= ECHO;
+								ttxput(tp, (long) ' ', 0);
+								ch = CERASE;
+							} /* von 52,53 */
+							else if ((ch == tp->t_cc[VKILL]) &&
+							    (mode & ISTRIP)){ /* 55,56 */
+								if ((mode & ECHO) &&
+								    (mode & ISPCI)){ /* 57,58 */
+									for ( csp = &"???"; (*csp);)
+										ttxput(tp, (long) *csp++, 0);
+									(*tp->t_proc)(tp, T_OUTPUT);
+								}
+								ttxput(tp, (long) ch, 0);
+								mode |= ECHO;
+								ch = '\n';
+							}
+							else if (ch != tp->t_cc[VEOF]) /* 60 */
+								if ((mode & ECHO) &&
+								    (mode & ISPCI)){ /* 61,62 */
+									for ( csp = &"(eof)"; (*csp);)
+										ttxput(tp, (long) *csp++, 0);
+									(*tp->t_proc)(tp, T_OUTPUT);
+								}
+							mode &= ~ECHO;
+							tp->t_delct++;
+						}
+						else if ((ch == '\\') ||
+						    (mode & XCASE)) /* 64,65 */
+							tp->t_state  &= ~RTO;
+					}
+					if (mode & ECHO) /* 66 */
+						ttxput(tp, (long) ch, 0);
+					(*tp->t_proc)(tp, T_OUTPUT);
+				} /* von 68 */
+				else {
+					if (ch != tp->t_cc[VINTR]){ /* 43 */
+						if (ch == tp->t_cc[VQUIT]) /* 44 */
+							goto L494;
+						if (!(mode & NOFLSH))
+							ttyflush(tp, T_RESUME);
+						if ((mode & ECHO) ||
+						    (mode & ISPCI)){ /* 46,47 */
+							for ( csp = &"(quit)"; (*csp); csp++)
+								ttxput(tp,(long) *csp, 0);
+							(*tp->t_proc)(tp, T_OUTPUT);
+						} /* von 43 */
+					}
+					else {
+						if (!(mode & NOFLSH))
+							ttyflush(tp, T_RESUME);
+						if ((mode & ECHO) &&
+						    (mode & ISPCI)) /* 40,41 */{
+							for ( csp = &"(intr)"; (*csp); csp++)
+								ttxput(tp, (long) *csp, 0);
+							(*tp->t_proc)(tp, T_OUTPUT);
+						} /* von 40,41 */
+					}
+				} /* von 68 else */
+			} /* von 67 */
+			if (!(mode & ICANON)){ /* 6 */
+				if (tp->t_cc[VMIN] <= tp->t_rawq.c_cc)
+					tp->t_delct = 1;
+				if ((tp->t_cc[VTIME]) &&
+				    ((tp->t_state & TACT) == 0))
+					meout(tp);
+			} /* von 6 */
+			if ((tp->t_delct) &&
+			    (tp->t_state & IASLP)){ /* 74,75 */
+				tp->t_state &= ~IASLP;
+				wakeup(tp);
+			}
+			return;
+		} /* von 3 */
+		else {
+			if ((mode & IXOFF)&&
+			    (tp->t_state & TBLOCK)) /* 8,9 */
+				(*tp->t_proc)(tp, T_BLOCK);
+			if (tp->t_rawq.c_cc <= TTYHOG) /* 10 */
+				goto L62;
+			else
+				ttyflush(tp, T_TIME);
+			return;
+		} /* 3 von else */
+	} /* von 1 */
+	else {
+		count++;
+		ch = c.half.left;
+		if ((ch & IXOFF) &&
+		    (!(mode & INPCK))) /* 13,14 */
+			ch &= ~PERROR;
+		if (ch & (OVERRUN | FRERROR | PERROR)){ /* 15 */
+			if (ch & 0xff){ /* 16 */
+				if (mode & IGNPAR) return;
+				if (mode & IGNBRK) return;
+				if (mode & BRKINT){ /* 12 */
+					signal(tp->t_pgrp, SIGINT);
+					ttyflush(tp, T_RESUME);
+					return;
+				}
+			} /* von 16 */
+			if (mode & PARMRK){ /* 18 */
+				ttin(tp, (long) 0xff, 1);
+				ttin(tp, (long) 0, 1);
+			}
+			else
+				ch = 0;
+			ch |= ICRNL;
+		} /* von 15 */
+		else { 
+			if (mode & ISTRIP) /* 23 */
+				ch &= 0x7f;
+			else
+				if (((ch & 0xff)== 0xff) &&
+				    (mode & PARMRK) &&
+				    (putc( 0xff, tp))) /* 24,25,26 */ return;
+		}
+		if (mode & IXON){ /* 19 */
+			if (tp->t_state & TTSTOP)
+				if ((ch == CSTART) ||
+				    (mode & IXANY)) /* 21,22 */
+					(*tp->t_proc)(tp, T_RESUME);
+			if (ch  == CSTART) return;
+			if (ch == CSTOP) return;
+		}
+		if ((ch == '\n')&& 
+		    (mode & INLCR)) /* 30,31 */
+			c = '\r';
+		else {
+			if (c == 0xd){ /* 32 */
+				if (mode & IGNCR) return;
+				if (mode & ICRNL)
+					c = '\n';
+			}
 		}
-		tp->t_rawq = tp->t_canq;
-		tp->t_canq = ttnulq;
 	}
-	tp->t_delct = tp->t_rawq.c_cc;
-	evi();
-}
-#include <sys/param.h>
-#include <sys/state.h>
-#include <sys/conf.h>
-#include <sys/dir.h>
-#include <sys/file.h>
-#include <sys/ioctl.h>
-#include <sys/tty.h>
-#include <sys/ttold.h>
-#include <sys/sysinfo.h>
-#include <sys/proc.h>
-#include <sys/inode.h>
-#include <sys/mmu.h>
-#include <sys/s.out.h>
-#include <sys/user.h>
-
-
-ttout(tp)
-
-register struct tty *tp;
-{
-	return;
-}
-
-
-extern timeout();
-tttimeout(tp)
-
-register struct tty *tp;
-
-{
-
-	tp->t_state &= ~TACT; /* timeout waiting on rawq */
-	if (tp->t_lflag & ICANON) return; /* enable canonicalization */
-	if (tp->t_cc[VTIME] == 0) return; /* time out */
-	if (( tp->t_rawq.c_cc == 0) && (tp->t_cc[VMIN])) return;
-	if (tp->t_state & RTO){ /* timeout waiting on rawq */
-		tp->t_delct = 1;
-		if (!(tp->t_state & IASLP)) return; /* wakeup when input done */
-		tp->t_state &= ~IASLP;
-		wakeup(tp);
-		return;
+	if (mode & IUCLC)  /* 35 */
+		c = toupper(c);
+L214:			
+	if (putc(c, tp)){/* 38 */
+		sysinfo.rawch++;
+		cp = &lobyte(c.half.right);
+		goto L5a;
 	}
-	tp->t_state |= (RTO | TACT);
-	timeout(tttimeout, tp, tp->t_cc[VTIME] * 6);
 }
 
-#include <sys/param.h>
-#include <sys/state.h>
-#include <sys/conf.h>
-#include <sys/dir.h>
-#include <sys/file.h>
-#include <sys/ioctl.h>
-#include <sys/tty.h>
-#include <sys/ttold.h>
-#include <sys/sysinfo.h>
-#include <sys/proc.h>
-#include <sys/inode.h>
-#include <sys/mmu.h>
-#include <sys/s.out.h>
-#include <sys/user.h>
+
+
 
 extern char partab[];
-
 ttxput(tp, arg, count)
-
 register struct tty *tp;
 union { 
 	long c;
@@ -307,228 +426,62 @@ crdly:
 		putcf(cbp);
 }
 
+ttout(tp)
+register struct tty *tp;
+{
+	return;
+}
 
-#include <sys/param.h>
-#include <sys/state.h>
-#include <sys/conf.h>
-#include <sys/dir.h>
-#include <sys/file.h>
-#include <sys/ioctl.h>
-#include <sys/tty.h>
-#include <sys/ttold.h>
-#include <sys/sysinfo.h>
-#include <sys/proc.h>
-#include <sys/inode.h>
-#include <sys/mmu.h>
-#include <sys/s.out.h>
-#include <sys/user.h>
+
+extern timeout();
+tttimeout(tp)
+register struct tty *tp;
+{
+
+	tp->t_state &= ~TACT; /* timeout waiting on rawq */
+	if (tp->t_lflag & ICANON) return; /* enable canonicalization */
+	if (tp->t_cc[VTIME] == 0) return; /* time out */
+	if (( tp->t_rawq.c_cc == 0) && (tp->t_cc[VMIN])) return;
+	if (tp->t_state & RTO){ /* timeout waiting on rawq */
+		tp->t_delct = 1;
+		if (!(tp->t_state & IASLP)) return; /* wakeup when input done */
+		tp->t_state &= ~IASLP;
+		wakeup(tp);
+		return;
+	}
+	tp->t_state |= (RTO | TACT);
+	timeout(tttimeout, tp, tp->t_cc[VTIME] * 6);
+}
 
 extern putcb();
 
-ttin(tp, c, count)
-
+ttioctl(tp, com, arg)
 register struct tty *tp;
-long c;
-int count;
-
+int com;
+long arg;
 {
 
-	register ushort ch;
-	register ushort mode;
-	register char *cp;
-	char *csp;
+	ushort ldmode;
 
-	mode = tp->t_iflag;
-	if (count){
-		if (count == 1)
-			goto L214;
-		putcb(c, tp);
-		sysinfo.rawch += count;
-		cp = &c->c_data[c->c_first];
-L5a:			
-		if (tp->t_rawq.c_cc <= TTXOHI) { /* 3 */
-L62:			
-			mode = tp->t_lflag;
-			if ((tp->t_state & IEXTPROC) ||
-			    (mode == 0)){ /* 4,5 */
-				if (!(mode & ICANON)){/* 6 */
-					tp->t_state &= ~RTO;
-					if (tp->t_cc[VMIN] <= tp->t_rawq.c_cc) /* 7 */
-						tp->t_delct = 1;
-					else
-						if ((tp->t_cc[VTIME]) &&
-						    ((tp->t_state & TACT) == 0)) /* 72,73 */
-							ttimeout(tp);
-					if ((tp->t_delct) == 0) return; /* 74 */
-				}
-				if (tp->t_state & IASLP) { /* 75 */
-					tp->t_state &= ~IASLP;
-					wakeup(tp);
-				}
-				return;
+	switch(com) {
+	case LDCHG:
+		ldmode = tp->t_lflag ^ arg;
+		if (!(ldmode & ICANON))
+			break;
+		dvi();
+		if (tp->t_canq.c_cc){
+			if (tp->t_rawq.c_cc){
+				tp->t_canq.c_cc += tp->t_rawq.c_cc;
+				tp->t_canq.c_cl->c_next = tp->t_rawq.c_cf;
+				tp->t_outq.c_cf = tp->t_rawq.c_cl;
 			}
-			if (count--){ /* 67 */
-				ch = *cp++;
-				mode = tp->t_lflag;
-				if (!(mode & ISIG)){ /* 68 */
-L494:						
-					if (mode & ICANON){ /* 69 */
-						if (ch == '\n'){ /* 70 */
-							if (mode & ECHONL)
-								mode |= ECHO;
-							tp->t_delct++;
-						} 
-						else
-							if (ch == tp->t_cc[VEOL])
-								tp->t_delct++;
-						if ((tp->t_state & ESC) == 0){ /* 50 */
-							if (ch == '\\')
-								tp->t_state |= ESC;
-							if ((ch == tp->t_cc[VERASE]) &&
-							    (mode & INPCK)){ /* 52,53 */
-								if (mode & ECHO) /* 54 */
-									ttxput(tp, (long) CERASE, 0);
-								mode |= ECHO;
-								ttxput(tp, (long) ' ', 0);
-								ch = CERASE;
-							} /* von 52,53 */
-							else if ((ch == tp->t_cc[VKILL]) &&
-							    (mode & ISTRIP)){ /* 55,56 */
-								if ((mode & ECHO) &&
-								    (mode & ISPCI)){ /* 57,58 */
-									for ( csp = &"???"; (*csp);)
-										ttxput(tp, (long) *csp++, 0);
-									(*tp->t_proc)(tp, T_OUTPUT);
-								}
-								ttxput(tp, (long) ch, 0);
-								mode |= ECHO;
-								ch = '\n';
-							}
-							else if (ch != tp->t_cc[VEOF]) /* 60 */
-								if ((mode & ECHO) &&
-								    (mode & ISPCI)){ /* 61,62 */
-									for ( csp = &"(eof)"; (*csp);)
-										ttxput(tp, (long) *csp++, 0);
-									(*tp->t_proc)(tp, T_OUTPUT);
-								}
-							mode &= ~ECHO;
-							tp->t_delct++;
-						}
-						else if ((ch == '\\') ||
-						    (mode & XCASE)) /* 64,65 */
-							tp->t_state  &= ~RTO;
-					}
-					if (mode & ECHO) /* 66 */
-						ttxput(tp, (long) ch, 0);
-					(*tp->t_proc)(tp, T_OUTPUT);
-				} /* von 68 */
-				else {
-					if (ch != tp->t_cc[VINTR]){ /* 43 */
-						if (ch == tp->t_cc[VQUIT]) /* 44 */
-							goto L494;
-						if (!(mode & NOFLSH))
-							ttyflush(tp, T_RESUME);
-						if ((mode & ECHO) ||
-						    (mode & ISPCI)){ /* 46,47 */
-							for ( csp = &"(quit)"; (*csp); csp++)
-								ttxput(tp,(long) *csp, 0);
-							(*tp->t_proc)(tp, T_OUTPUT);
-						} /* von 43 */
-					}
-					else {
-						if (!(mode & NOFLSH))
-							ttyflush(tp, T_RESUME);
-						if ((mode & ECHO) &&
-						    (mode & ISPCI)) /* 40,41 */{
-							for ( csp = &"(intr)"; (*csp); csp++)
-								ttxput(tp, (long) *csp, 0);
-							(*tp->t_proc)(tp, T_OUTPUT);
-						} /* von 40,41 */
-					}
-				} /* von 68 else */
-			} /* von 67 */
-			if (!(mode & ICANON)){ /* 6 */
-				if (tp->t_cc[VMIN] <= tp->t_rawq.c_cc)
-					tp->t_delct = 1;
-				if ((tp->t_cc[VTIME]) &&
-				    ((tp->t_state & TACT) == 0))
-					tttimeout(tp);
-			} /* von 6 */
-			if ((tp->t_delct) &&
-			    (tp->t_state & IASLP)){ /* 74,75 */
-				tp->t_state &= ~IASLP;
-				wakeup(tp);
-			}
-			return;
-		} /* von 3 */
-		else {
-			if ((mode & IXOFF)&&
-			    (tp->t_state & TBLOCK)) /* 8,9 */
-				(*tp->t_proc)(tp, T_BLOCK);
-			if (tp->t_rawq.c_cc <= TTYHOG) /* 10 */
-				goto L62;
-			else
-				ttyflush(tp, T_TIME);
-			return;
-		} /* 3 von else */
-	} /* von 1 */
-	else {
-		count++;
-		ch = c.half.left;
-		if ((ch & IXOFF) &&
-		    (!(mode & INPCK))) /* 13,14 */
-			ch &= ~PERROR;
-		if (ch & (OVERRUN | FRERROR | PERROR)){ /* 15 */
-			if (ch & 0xff){ /* 16 */
-				if (mode & IGNPAR) return;
-				if (mode & IGNBRK) return;
-				if (mode & BRKINT){ /* 12 */
-					signal(tp->t_pgrp, SIGINT);
-					ttyflush(tp, T_RESUME);
-					return;
-				}
-			} /* von 16 */
-			if (mode & PARMRK){ /* 18 */
-				ttin(tp, (long) 0xff, 1);
-				ttin(tp, (long) 0, 1);
-			}
-			else
-				ch = 0;
-			ch |= ICRNL;
-		} /* von 15 */
-		else { 
-			if (mode & ISTRIP) /* 23 */
-				ch &= 0x7f;
-			else
-				if (((ch & 0xff)== 0xff) &&
-				    (mode & PARMRK) &&
-				    (putc( 0xff, tp))) /* 24,25,26 */ return;
+			tp->t_rawq = tp->t_canq;
+			tp->t_canq = ttnulq;
 		}
-		if (mode & IXON){ /* 19 */
-			if (tp->t_state & TTSTOP)
-				if ((ch == CSTART) ||
-				    (mode & IXANY)) /* 21,22 */
-					(*tp->t_proc)(tp, T_RESUME);
-			if (ch  == CSTART) return;
-			if (ch == CSTOP) return;
-		}
-		if ((ch == '\n')&& 
-		    (mode & INLCR)) /* 30,31 */
-			c = '\r';
-		else {
-			if (c == 0xd){ /* 32 */
-				if (mode & IGNCR) return;
-				if (mode & ICRNL)
-					c = '\n';
-			}
-		}
-	}
-	if (mode & IUCLC)  /* 35 */
-		c = toupper(c);
-L214:			
-	if (putc(c, tp)){/* 38 */
-		sysinfo.rawch++;
-		cp = &lobyte(c.half.right);
-		goto L5a;
+		tp->t_delct = tp->t_rawq.c_cc;
+		evi();
+		break;
+	default:
+		break;
 	}
 }