* Copyright (c) University of British Columbia, 1984
* Copyright (c) 1990 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* the Laboratory for Computation Vision and the Computer Science Department
* of the University of British Columbia.
* %sccs.include.redist.c%
* @(#)pk_timer.c 7.5 (Berkeley) %G%
* Various timer values. They can be adjusted
* by patching the binary with adb if necessary.
int pk_t20
= 18 * PR_SLOWHZ
; /* restart timer */
int pk_t21
= 20 * PR_SLOWHZ
; /* call timer */
/* XXX pk_t22 is never used */
int pk_t22
= 18 * PR_SLOWHZ
; /* reset timer */
int pk_t23
= 18 * PR_SLOWHZ
; /* clear timer */
register struct pkcb
*pkp
;
register struct pklcd
*lcp
, **pp
;
register int lcns_jammed
, cant_restart
;
for (pkp
= pkcbhead
; pkp
; pkp
= pkp
->pk_next
) {
switch (pkp
-> pk_state
) {
* If restart failures are common, a link level
* reset should be initiated here.
if (lcp
-> lcd_timer
&& --lcp
-> lcd_timer
== 0)
pk_message (0, pkp
-> pk_xcp
,
"packet level restart failed");
lcns_jammed
= cant_restart
= 0;
for (pp
= &pkp
-> pk_chan
[1]; pp
<= &pkp
-> pk_chan
[pkp
-> pk_maxlcn
]; pp
++) {
switch (lcp
-> lcd_state
) {
if (--lcp
-> lcd_timer
== 0) {
lcp
-> lcd_so
-> so_error
= ETIMEDOUT
;
if (lcp
-> lcd_retry
>= 3)
if (--lcp
-> lcd_timer
== 0)
case DATA_TRANSFER
: /* lcn active */
if (lcns_jammed
> pkp
-> pk_maxlcn
/ 2 && cant_restart
== 0) {
pk_message (0, pkp
-> pk_xcp
, "%d lcns jammed: attempting restart", lcns_jammed
);