1 /* $NetBSD: cpufeat.h,v 1.3 2008/02/23 19:23:37 matt Exp $ */
3 * Copyright (c) 2008 The NetBSD Foundation, Inc.
6 * This code is derived from software contributed to The NetBSD Foundation
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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31 #ifndef _POWERPC_OEA_OEAFEAT_H_
33 /* Cpu features for OEA Cpus.
34 * These are only features that affect early bootstrap, and decisions
35 * that need to be made very early on, like what pmap to use, if bats are
36 * available, etc etc. More can be added later. Some are not yet utilized.
39 /* 0 means, 32bit, has bats, not a 601, ie, the default 604 case */
41 #define OEACPU_64 (1 << 0)
42 #define OEACPU_64_BRIDGE (1 << 1)
43 #define OEACPU_NOBAT (1 << 2)
44 #define OEACPU_HIGHBAT (1 << 3)
45 #define OEACPU_601 (1 << 4)
46 #define OEACPU_HIGHSPRG (1 << 5)
47 #define OEACPU_ALTIVEC (1 << 6)
48 #define OEACPU_XBSEN (1 << 7) /* BATS > 256MB */
51 void cpu_model_init(void);
52 extern unsigned long oeacpufeat
;
55 #endif /* _POWERPC_OEA_OEAFEAT_H_ */