1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28#ifndef _PEXPERT_PPC_POWERMAC_H_
29#define _PEXPERT_PPC_POWERMAC_H_
30
31#ifndef ASSEMBLER
32
33#include <mach/ppc/vm_types.h>
34
35#include <pexpert/pexpert.h>
36#include <pexpert/protos.h>
37#include <pexpert/ppc/boot.h>
38
39
40/* prototypes */
41
42vm_offset_t PE_find_scc( void );
43
44/* Some useful typedefs for accessing control registers */
45
46typedef volatile unsigned char	v_u_char;
47typedef volatile unsigned short v_u_short;
48typedef volatile unsigned int	v_u_int;
49typedef volatile unsigned long  v_u_long;
50
51/* And some useful defines for reading 'volatile' structures,
52 * don't forget to be be careful about sync()s and eieio()s
53 */
54#define reg8(reg) (*(v_u_char *)reg)
55#define reg16(reg) (*(v_u_short *)reg)
56#define reg32(reg) (*(v_u_int *)reg)
57
58#endif /* ASSEMBLER */
59
60#endif /* _PEXPERT_PPC_POWERMAC_H_ */
61