xref: /netbsd-src/sys/arch/amigappc/include/cpu.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: cpu.h,v 1.18 2010/02/09 18:13:10 phx 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	_MACHINE_CPU_H_
34 #define	_MACHINE_CPU_H_
35 
36 #if defined(_KERNEL)
37 #define	CPU_MAXNUM	1
38 
39 /*
40  * Amiga models
41  */
42 #define A1200		1200
43 #define A3000		3000
44 #define A4000		4000
45 extern int machineid;
46 
47 /*
48  * Prototypes from amiga_init.c
49  */
50 void	*alloc_z2mem (long);
51 
52 /*
53  * Prototypes from autoconf.c
54  */
55 int     is_a1200 (void);
56 int     is_a3000 (void);
57 int     is_a4000 (void);
58 
59 /*
60  * Prototypes from machdep.c
61  */
62 int dma_cachectl(void *, int);
63 
64 /*
65  * Prototypes from powerpc/powerpc/trap.c
66  */
67 int badaddr_read(void *, size_t, int *);
68 
69 #endif /* _KERNEL */
70 
71 /*
72  * Reorder protection when accessing device registers.
73  */
74 #define amiga_membarrier() __asm volatile ("eieio")
75 
76 /*
77  * Finish all bus operations and flush pipelines.
78  */
79 #define amiga_cpu_sync() __asm volatile ("sync; isync")
80 
81 #include <powerpc/cpu.h>
82 
83 #endif	/* _MACHINE_CPU_H_ */
84