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Added dealy.

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Submitted by:	Kawanobe Koh <kawanobe@st.rim.or.jp>
This commit is contained in:
KATO Takenori 1998-01-22 03:52:55 +00:00
parent f5d7bf3c0b
commit 774f324f38
2 changed files with 6 additions and 2 deletions
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4
sys/pc98/cbus/sio.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)com.c 7.5 (Berkeley) 5/16/91 * from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: sio.c,v 1.47 1998/01/08 10:50:06 kato Exp $ * $Id: sio.c,v 1.48 1998/01/16 11:20:22 kato Exp $
*/ */
#include "opt_comconsole.h" #include "opt_comconsole.h"
@ -852,6 +852,7 @@ sioprobe(dev)
} }
#ifdef PC98 #ifdef PC98
DELAY(10);
/* /*
* If the port is i8251 UART (internal, B98_01) * If the port is i8251 UART (internal, B98_01)
*/ */
@ -880,6 +881,7 @@ sioprobe(dev)
COM_INT_DISABLE COM_INT_DISABLE
tmp = ( inb( iod.ctrl ) & ~(IEN_Rx|IEN_TxEMP|IEN_Tx)); tmp = ( inb( iod.ctrl ) & ~(IEN_Rx|IEN_TxEMP|IEN_Tx));
outb( iod.ctrl, tmp|IEN_TxEMP ); outb( iod.ctrl, tmp|IEN_TxEMP );
DELAY(10);
ret = isa_irq_pending(dev) ? 4 : 0; ret = isa_irq_pending(dev) ? 4 : 0;
outb( iod.ctrl, tmp ); outb( iod.ctrl, tmp );
COM_INT_ENABLE COM_INT_ENABLE

4
sys/pc98/pc98/sio.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)com.c 7.5 (Berkeley) 5/16/91 * from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: sio.c,v 1.47 1998/01/08 10:50:06 kato Exp $ * $Id: sio.c,v 1.48 1998/01/16 11:20:22 kato Exp $
*/ */
#include "opt_comconsole.h" #include "opt_comconsole.h"
@ -852,6 +852,7 @@ sioprobe(dev)
} }
#ifdef PC98 #ifdef PC98
DELAY(10);
/* /*
* If the port is i8251 UART (internal, B98_01) * If the port is i8251 UART (internal, B98_01)
*/ */
@ -880,6 +881,7 @@ sioprobe(dev)
COM_INT_DISABLE COM_INT_DISABLE
tmp = ( inb( iod.ctrl ) & ~(IEN_Rx|IEN_TxEMP|IEN_Tx)); tmp = ( inb( iod.ctrl ) & ~(IEN_Rx|IEN_TxEMP|IEN_Tx));
outb( iod.ctrl, tmp|IEN_TxEMP ); outb( iod.ctrl, tmp|IEN_TxEMP );
DELAY(10);
ret = isa_irq_pending(dev) ? 4 : 0; ret = isa_irq_pending(dev) ? 4 : 0;
outb( iod.ctrl, tmp ); outb( iod.ctrl, tmp );
COM_INT_ENABLE COM_INT_ENABLE