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Put a comment about BREAK detection; DDB fails to resume. Need to clear 

the condition before resume?
This commit is contained in:
nisimura 2000-01-12 01:59:45 +00:00
parent acf3c1e59a
commit 237f63f2d2
1 changed files with 6 additions and 5 deletions
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11
sys/arch/luna68k/dev/siotty.c
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@ -1,4 +1,4 @@
/* $NetBSD: siotty.c,v 1.2 2000/01/07 05:13:08 nisimura Exp $ */
/* $NetBSD: siotty.c,v 1.3 2000/01/12 01:59:45 nisimura Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
@ -38,7 +38,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: siotty.c,v 1.2 2000/01/07 05:13:08 nisimura Exp $");
__KERNEL_RCSID(0, "$NetBSD: siotty.c,v 1.3 2000/01/12 01:59:45 nisimura Exp $");
#include "opt_ddb.h"
@ -176,10 +176,11 @@ siottyintr(chan)
}
if (tp == NULL || (tp->t_state & TS_ISOPEN) == 0)
continue;
#if 0 && defined(DDB)
if ((rr && RR_BREAK) && tp->t_dev == cn_tab->cn_dev)
#if 0 && defined(DDB) /* ?!?! fails to resume ?!?! */
if ((rr & RR_BREAK) && tp->t_dev == cn_tab->cn_dev) {
cpu_Debugger();
else
return;
}
#endif
(*linesw[tp->t_line].l_rint)(code, tp);
} while ((rr = getsiocsr(sio)) & RR_RXRDY);