[src/trunk]: src/sys/arch/sandpoint/isa Enable devices on the SuperIO chip.

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

details:   https://anonhg.NetBSD.org/src/rev/db12899bf561
branches:  trunk
changeset: 503556:db12899bf561
user:      briggs <briggs%NetBSD.org@localhost>
date:      Thu Feb 08 18:29:05 2001 +0000

description:
Enable devices on the SuperIO chip.

diffstat:

 sys/arch/sandpoint/isa/isa_machdep.c |  15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)

diffs (34 lines):

diff -r 9848a5c39e3d -r db12899bf561 sys/arch/sandpoint/isa/isa_machdep.c
--- a/sys/arch/sandpoint/isa/isa_machdep.c      Thu Feb 08 18:28:07 2001 +0000
+++ b/sys/arch/sandpoint/isa/isa_machdep.c      Thu Feb 08 18:29:05 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: isa_machdep.c,v 1.1 2001/02/04 18:32:16 briggs Exp $   */
+/*     $NetBSD: isa_machdep.c,v 1.2 2001/02/08 18:29:05 briggs Exp $   */
 
 /*-
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -304,11 +304,24 @@
        splx(cpl);
 }
 
+#define SUPERIO_CONF_IDX       0x15C
+#define SUPERIO_CONF_DATA      0x15D
+#define SUPERIO_CONF_LDN       0x07
+#define SUPERIO_CONF_ACTIVATE  0x30
 void
 isa_attach_hook(parent, self, iba)
        struct device *parent, *self;
        struct isabus_attach_args *iba;
 {
+       int     ldn;
+
+       /* Enable the 9 Super I/O devices. */
+       for (ldn=0; ldn <= 8; ldn++) {
+               isa_outb(SUPERIO_CONF_IDX,  SUPERIO_CONF_LDN);
+               isa_outb(SUPERIO_CONF_DATA, ldn);
+               isa_outb(SUPERIO_CONF_IDX,  SUPERIO_CONF_ACTIVATE);
+               isa_outb(SUPERIO_CONF_DATA, 0x01);
+       }
 }
 
 static int