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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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b920de1b77
Add architecture support for the MN10300/AM33 CPUs produced by MEI to the kernel. This patch also adds board support for the ASB2303 with the ASB2308 daughter board, and the ASB2305. The only processor supported is the MN103E010, which is an AM33v2 core plus on-chip devices. [akpm@linux-foundation.org: nuke cvs control strings] Signed-off-by: Masakazu Urade <urade.masakazu@jp.panasonic.com> Signed-off-by: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/* More subroutines needed by GCC output code on some machines. */
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/* Compile this one with gcc. */
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/* Copyright (C) 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
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2000, 2001 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public Licence as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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In addition to the permissions in the GNU General Public Licence, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public Licence restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public Licence for more details.
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You should have received a copy of the GNU General Public Licence
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* It is incorrect to include config.h here, because this file is being
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compiled for the target, and hence definitions concerning only the host
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do not apply. */
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#include <linux/types.h>
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union DWunion {
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s64 ll;
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struct {
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s32 low;
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s32 high;
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} s;
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};
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s64 __negdi2(s64 u)
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{
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union DWunion w;
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union DWunion uu;
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uu.ll = u;
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w.s.low = -uu.s.low;
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w.s.high = -uu.s.high - ((u32) w.s.low > 0);
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return w.ll;
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}
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