details: https://anonhg.NetBSD.org/src/rev/c7658c790d4a
branches: trunk
changeset: 483751:c7658c790d4a
user: scottr <scottr%NetBSD.org@localhost>
date: Fri Mar 17 04:46:32 2000 +0000
description:
Resurrect a chunk of code from the ite driver that we lost along the way.
This code is necessary for SE/30 internal video, at a minimum.
diffstat:
sys/arch/mac68k/dev/macfb.c | 15 ++++++++++++++-
1 files changed, 14 insertions(+), 1 deletions(-)
diffs (29 lines):
diff -r 33a6c73672df -r c7658c790d4a sys/arch/mac68k/dev/macfb.c
--- a/sys/arch/mac68k/dev/macfb.c Fri Mar 17 02:23:17 2000 +0000
+++ b/sys/arch/mac68k/dev/macfb.c Fri Mar 17 04:46:32 2000 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: macfb.c,v 1.2 2000/02/14 07:01:47 scottr Exp $ */
+/* $NetBSD: macfb.c,v 1.3 2000/03/17 04:46:32 scottr Exp $ */
/*
* Copyright (c) 1998 Matt DeBergalis
* All rights reserved.
@@ -129,6 +129,19 @@
static int
macfb_is_console(paddr_t addr)
{
+ if (addr != macfb_consaddr &&
+ (addr >= 0xf9000000 && addr <= 0xfeffffff)) {
+ /*
+ * This is in the NuBus standard slot space range, so we
+ * may well have to look at 0xFssxxxxx, too. Mask off the
+ * slot number and duplicate it in bits 20-23, per IM:V
+ * pp 459, 463, and IM:VI ch 30 p 17.
+ * Note: this is an ugly hack and I wish I knew what
+ * to do about it. -- sr
+ */
+ addr = (paddr_t)(((u_long)addr & 0xff0fffff) |
+ (((u_long)addr & 0x0f000000) >> 4));
+ }
return ((mac68k_machine.serial_console & 0x03) == 0
&& (addr == macfb_consaddr));
}