From a5d4651ef6a5d5a234db5f0b1d0a761289fc463c Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sat, 31 Oct 1992 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1992-10-31

---
 port/devdk.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/port/devdk.c b/port/devdk.c
index 474d774816c792ef76d940a437a81bfd0464794a..0517b6fd7244de6d472b033b6127e6148051e15a 100644
--- a/port/devdk.c
+++ b/port/devdk.c
@@ -80,7 +80,6 @@ struct Dkmsg {
 #define W_DESTMAX(x,y)  (W_WINDOW(W_ORIG(x),MIN(W_DEST(x),y),W_TRAF(x)))
 #define W_LIMIT(x,y)  (W_WINDOW(MIN(W_ORIG(x),y),MIN(W_DEST(x),y),W_TRAF(x)))
 #define	W_VALUE(x)	(1<<((x)+4))
-#define WS_2K	7
 
 struct Line {
 	QLock;
@@ -488,7 +487,7 @@ dkoput(Queue *q, Block *bp)
  *	the number of lines in the device (optional)
  *	the word `restart' or `norestart' (optional/default==restart)
  *	the name of the dk (default==dk)
- *	the urp window size (default==WS_2K)
+ *	the urp window size (default==2048)
  *
  *  we can configure only once
  */
@@ -524,7 +523,7 @@ dkmuxconfig(Queue *q, Block *bp)
 	ncsc = 1;
 	restart = 1;
 	lines = 16;
-	window = WS_2K;
+	window = 2048;
 	strcpy(name, "dk");
 
 	/*
@@ -534,6 +533,8 @@ dkmuxconfig(Queue *q, Block *bp)
 	switch(n){
 	case 5:
 		window = strtoul(fields[4], 0, 0);
+		if(window < 16)
+			window = 1<<(window+4);
 	case 4:
 		strncpy(name, fields[3], sizeof(name));
 		name[sizeof(name)-1] = 0;