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authordrochner <drochner@NetBSD.org>1999-12-21 11:04:36 +0000
committerdrochner <drochner@NetBSD.org>1999-12-21 11:04:36 +0000
commitb95651b752d46dd9c8bc2217e0d8c47f69634904 (patch)
treee7eef33eaf8955ece0f60e754f34cb1ddb144822 /sys/dev
parent03c8221ad00db1171d0d5c5860cdd6272748acda (diff)
set carrier early if used as console or kgdb line, fixes PR kern/6547
by Andreas Gustafsson, gson@iengines.com
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/ic/com.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/ic/com.c b/sys/dev/ic/com.c
index d0d988c74d6..1f96702db06 100644
--- a/sys/dev/ic/com.c
+++ b/sys/dev/ic/com.c
@@ -1,4 +1,4 @@
-/* $NetBSD: com.c,v 1.164 1999/11/22 03:53:38 sommerfeld Exp $ */
+/* $NetBSD: com.c,v 1.165 1999/12/21 11:04:36 drochner Exp $ */
/*-
* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@@ -2187,7 +2187,7 @@ com_common_putc(iot, ioh, c)
}
/*
- * Initialize UART to known state.
+ * Initialize UART for use as console or KGDB line.
*/
int
cominit(iot, iobase, rate, frequency, cflag, iohp)
@@ -2209,7 +2209,7 @@ cominit(iot, iobase, rate, frequency, cflag, iohp)
bus_space_write_1(iot, ioh, com_dlbl, rate);
bus_space_write_1(iot, ioh, com_dlbh, rate >> 8);
bus_space_write_1(iot, ioh, com_lcr, cflag2lcr(cflag));
- bus_space_write_1(iot, ioh, com_mcr, 0);
+ bus_space_write_1(iot, ioh, com_mcr, MCR_DTR | MCR_RTS);
bus_space_write_1(iot, ioh, com_fifo,
FIFO_ENABLE | FIFO_RCV_RST | FIFO_XMT_RST | FIFO_TRIGGER_1);
bus_space_write_1(iot, ioh, com_ier, 0);