diff options
| author | aymeric <aymeric@NetBSD.org> | 2000-11-29 09:56:02 +0000 |
|---|---|---|
| committer | aymeric <aymeric@NetBSD.org> | 2000-11-29 09:56:02 +0000 |
| commit | 5deecf29d2bb4ec99cc9537aadf52f3e44d8a1a7 (patch) | |
| tree | 46e44a3fa705175fa9578502e19321e246350aab /sys | |
| parent | 3c1b8a2b35d8a1190ebffdcc4343332754be498d (diff) | |
Fall back to previous memory segments detection code if BIOS reports no
correct memory segment.
This prevents some systems from losing with `can't find end of memory'.
Discussed with Bill Sommerfeld.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/i386/i386/machdep.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/arch/i386/i386/machdep.c b/sys/arch/i386/i386/machdep.c index 72a5089ad1a..5cc6aee8e67 100644 --- a/sys/arch/i386/i386/machdep.c +++ b/sys/arch/i386/i386/machdep.c @@ -1,4 +1,4 @@ -/* $NetBSD: machdep.c,v 1.420 2000/11/22 16:41:56 jdolecek Exp $ */ +/* $NetBSD: machdep.c,v 1.421 2000/11/29 09:56:02 aymeric Exp $ */ /*- * Copyright (c) 1996, 1997, 1998, 2000 The NetBSD Foundation, Inc. @@ -1922,7 +1922,13 @@ init386(first_avail) physmem += atop(mem_clusters[mem_cluster_cnt].size); mem_cluster_cnt++; } - } else { + } + + /* + * If the loop above didn't find any valid segment, fall back to + * former code. + */ + if (mem_cluster_cnt == 0) { /* * Allocate the physical addresses used by RAM from the iomem * extent map. This is done before the addresses are |
