1 /* $NetBSD: cpu.h,v 1.15 2012/10/29 14:13:22 rkujawa Exp $ */
2
3 /*
4 * Copyright (C) 1995-1997 Wolfgang Solfrank.
5 * Copyright (C) 1995-1997 TooLs GmbH.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by TooLs GmbH.
19 * 4. The name of TooLs GmbH may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33 #ifndef _BEBOX_CPU_H_
34 #define _BEBOX_CPU_H_
35
36 #if defined(_KERNEL) && !defined(_MODULE)
37 #define CPU_MAXNUM 2
38 extern char bootpath[];
39
40 #ifdef MULTIPROCESSOR
41 #define MD_TLBSYNC() bebox_tlbisync()
42 #endif
43
44 #include <machine/bebox.h>
45 #endif
46
47 #include <powerpc/cpu.h>
48
49 #if defined(_KERNEL) && !defined(_MODULE)
50 static __inline void
bebox_tlbisync(void)51 bebox_tlbisync(void)
52 {
53 int cpuid = curcpu()->ci_index;
54
55 /* Assert #TLBISYNC for other CPU */
56 CLEAR_BEBOX_REG(CPU_CONTROL, TLBISYNC_FROM(cpuid));
57
58 /* Deassert #TLBISYNC */
59 SET_BEBOX_REG(CPU_CONTROL, TLBISYNC_FROM(cpuid));
60 }
61 #endif
62
63 #endif /* _BEBOX_CPU_H_ */
64