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1c79356b 1/*
5ba3f43e 2 * Copyright (c) 2013 Apple Inc. All rights reserved.
5d5c5d0d 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
0a7de745 5 *
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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.
0a7de745 14 *
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15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
0a7de745 17 *
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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
8f6c56a5
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20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
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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.
0a7de745 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
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28#ifndef _MACHINE_ARM_KPC_H
29#define _MACHINE_ARM_KPC_H
1c79356b 30
5ba3f43e 31#ifdef ARMA7
1c79356b 32
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33#define KPC_ARM_FIXED_COUNT 1
34#define KPC_ARM_CONFIGURABLE_COUNT 4
1c79356b 35
0a7de745 36#define KPC_ARM_TOTAL_COUNT (KPC_ARM_FIXED_COUNT + KPC_ARM_CONFIGURABLE_COUNT)
1c79356b 37
5ba3f43e 38#define KPC_ARM_COUNTER_WIDTH 32
1c79356b 39
5ba3f43e 40#else
1c79356b 41
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42#define KPC_ARM_FIXED_COUNT 2
43#define KPC_ARM_CONFIGURABLE_COUNT 6
1c79356b 44
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45#define KPC_ARM_COUNTER_WIDTH 39
46#define KPC_ARM_COUNTER_MASK ((1ull << KPC_ARM_COUNTER_WIDTH) - 1)
47#define KPC_ARM_COUNTER_OVF_BIT (39)
48#define KPC_ARM_COUNTER_OVF_MASK (1ull << KPC_ARM_COUNTER_OVF_BIT)
1c79356b 49
5ba3f43e 50#endif
1c79356b 51
5ba3f43e 52typedef uint64_t kpc_config_t;
1c79356b 53
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54/* Size to the maximum number of counters we could read from every class in one go */
55#define KPC_MAX_COUNTERS (KPC_ARM_FIXED_COUNT + KPC_ARM_CONFIGURABLE_COUNT + 1)
1c79356b 56
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57/* arm32 uses fixed counter shadows */
58#define FIXED_COUNTER_SHADOW (1)
91447636 59
5ba3f43e 60#endif /* _MACHINE_ARM_KPC_H */