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Add 1 page slop to the video length. Only reset mac68k_vidlog if non-zero.

This commit is contained in:
briggs 1996-05-06 03:25:40 +00:00
parent db495102be
commit 042a16abd0
1 changed files with 6 additions and 4 deletions
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10
sys/arch/mac68k/mac68k/pmap_bootstrap.c
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@ -1,4 +1,4 @@
/* $NetBSD: pmap_bootstrap.c,v 1.22 1996/05/06 01:04:58 briggs Exp $ */
/* $NetBSD: pmap_bootstrap.c,v 1.23 1996/05/06 03:25:40 briggs Exp $ */
/*
* Copyright (c) 1991, 1993
@ -124,7 +124,8 @@ pmap_bootstrap(nextpa, firstpa)
register st_entry_t protoste, *ste;
register pt_entry_t protopte, *pte, *epte;
vidlen = ((videosize >> 16) & 0xffff) * videorowbytes;
vidlen = ((videosize >> 16) & 0xffff) * videorowbytes + PGOFSET;
/*
* Calculate important physical addresses:
*
@ -418,10 +419,11 @@ pmap_bootstrap(nextpa, firstpa)
(ROMMAPSIZE + VIDMAPSIZE));
if (vidlen) {
newvideoaddr =
mac68k_vidlog = (u_int32_t)
newvideoaddr = (u_int32_t)
mac68k_ptob(nptpages*NPTEPG - VIDMAPSIZE)
+ (mac68k_vidphys & PGOFSET);
if (mac68k_vidlog)
mac68k_vidlog = newvideoaddr;
}
/*