read superblock into &sblock rather than LOADADDR. we can't read
into LOADADDR because it can't be mapped into DVMA space. this fixes a dvma panic on a sun4 boot from an xd disk.
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@ -1,4 +1,4 @@
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/* $NetBSD: bootxx.c,v 1.4 1995/09/16 23:20:27 pk Exp $ */
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/* $NetBSD: bootxx.c,v 1.5 1995/09/18 20:24:53 chuck Exp $ */
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/*
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* Copyright (c) 1994 Paul Kranenburg
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@ -77,10 +77,9 @@ main()
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*/
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if ((io.f_dev->dv_strategy)(io.f_devdata, F_READ,
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btodb(SBOFF), SBSIZE,
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(char *)LOADADDR, &n) || n != SBSIZE) {
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(char *)&sblock, &n) || n != SBSIZE) {
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panic("%s: can't read superblock", progname);
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}
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bcopy(LOADADDR, sblock, SBSIZE);
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fs = (struct fs *)sblock;
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(void)loadboot(&io, LOADADDR);
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