[src/trunk]: src/sys/dev/ic kluge to make this work with NEC M403 (arc/magnum).

[soda <soda%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9b4a5b205f57
branches:  trunk
changeset: 481138:9b4a5b205f57
user:      soda <soda%NetBSD.org@localhost>
date:      Sun Jan 23 21:06:01 2000 +0000

description:
kluge to make this work with NEC M403 (arc/magnum).

diffstat:

 sys/dev/ic/com.c    |  6 +++++-
 sys/dev/ic/comvar.h |  6 ++----
 2 files changed, 7 insertions(+), 5 deletions(-)

diffs (47 lines):

diff -r 4e30cde6dfa2 -r 9b4a5b205f57 sys/dev/ic/com.c
--- a/sys/dev/ic/com.c  Sun Jan 23 21:05:02 2000 +0000
+++ b/sys/dev/ic/com.c  Sun Jan 23 21:06:01 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: com.c,v 1.165 1999/12/21 11:04:36 drochner Exp $       */
+/*     $NetBSD: com.c,v 1.166 2000/01/23 21:06:01 soda Exp $   */
 
 /*-
  * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@@ -484,6 +484,10 @@
        else
                printf(": ns8250 or ns16450, no fifo\n");
        bus_space_write_1(iot, ioh, com_fifo, 0);
+       if (ISSET(sc->sc_hwflags, COM_HW_TXFIFO_DISABLE)) {
+               sc->sc_fifolen = 1;
+               printf("%s: txfifo disabled\n", sc->sc_dev.dv_xname);
+       }
 #ifdef COM_HAYESP
        }
 #endif
diff -r 4e30cde6dfa2 -r 9b4a5b205f57 sys/dev/ic/comvar.h
--- a/sys/dev/ic/comvar.h       Sun Jan 23 21:05:02 2000 +0000
+++ b/sys/dev/ic/comvar.h       Sun Jan 23 21:06:01 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: comvar.h,v 1.30 1999/02/03 23:20:33 mycroft Exp $      */
+/*     $NetBSD: comvar.h,v 1.31 2000/01/23 21:06:01 soda Exp $ */
 
 /*
  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
@@ -53,6 +53,7 @@
 #define        COM_HW_DEV_OK   0x20
 #define        COM_HW_CONSOLE  0x40
 #define        COM_HW_KGDB     0x80
+#define        COM_HW_TXFIFO_DISABLE   0x100
 
 /* Buffer size for character buffer */
 #define        COM_RING_SIZE   2048
@@ -137,9 +138,6 @@
 int com_activate __P((struct device *, enum devact));
 
 #ifndef __GENERIC_SOFT_INTERRUPTS
-#if defined(arc)
-#define        __NO_SOFT_SERIAL_INTERRUPT
-#endif
 #ifdef __NO_SOFT_SERIAL_INTERRUPT
 #define        IPL_SERIAL      IPL_TTY
 #define        splserial()     spltty()