1/*
2 * Copyright (c) 2005 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/*
29 * @OSF_FREE_COPYRIGHT@
30 */
31/*
32 * @APPLE_FREE_COPYRIGHT@
33 */
34
35/*
36 * Here are the Diagnostic interface interfaces
37 * Lovingly crafted by Bill Angell using traditional methods
38 */
39#ifdef KERNEL_PRIVATE
40
41#ifndef _DIAGNOSTICS_H_
42#define _DIAGNOSTICS_H_
43
44#if !(defined(__i386__) || defined(__x86_64__))
45#error This file is not useful on non-Intel
46#endif
47
48int diagCall64(x86_saved_state_t *regs);
49
50#define diagSCnum 0x00006000
51
52#define dgAdjTB 0
53#define dgLRA 1
54#define dgpcpy 2
55#define dgreset 3
56#define dgtest 4
57#define dgBMphys 5
58#define dgUnMap 6
59#define dgBootScreen 7
60#define dgFlush 8
61#define dgAlign 9
62#define dgGzallocTest 10
63#define dgmck 11
64#define dg64 12
65#define dgProbeRead 13
66#define dgCPNull 14
67#define dgPerfMon 15
68#define dgMapPage 16
69#define dgPowerStat 17
70#define dgBind 18
71#define dgAcntg 20
72#define dgKlra 21
73#define dgEnaPMC 22
74#define dgWar 23
75#define dgNapStat 24
76#define dgRuptStat 25
77#define dgPermCheck 26
78
79typedef struct diagWork { /* Diagnostic work area */
80
81 unsigned int dgLock; /* Lock if needed */
82 unsigned int dgFlags; /* Flags */
83#define enaExpTrace 0x00000001
84#define enaUsrFCall 0x00000002
85#define enaUsrPhyMp 0x00000004
86#define enaDiagSCs 0x00000008
87#define enaDiagDM 0x00000010
88#define enaDiagEM 0x00000020
89#define enaDiagTrap 0x00000040
90#define enaNotifyEM 0x00000080
91
92 unsigned int dgMisc0;
93 unsigned int dgMisc1;
94 unsigned int dgMisc2;
95 unsigned int dgMisc3;
96 unsigned int dgMisc4;
97 unsigned int dgMisc5;
98
99} diagWork;
100
101extern diagWork dgWork;
102
103#define FIXED_PMC (1 << 30)
104#define FIXED_PMC0 (FIXED_PMC)
105#define FIXED_PMC1 (FIXED_PMC | 1)
106#define FIXED_PMC2 (FIXED_PMC | 2)
107#define GPMC0 (0)
108#define GPMC1 (1)
109#define GPMC2 (2)
110#define GPMC3 (3)
111
112static inline uint64_t read_pmc(uint32_t counter)
113{
114 uint32_t lo = 0, hi = 0;
115 __asm__ volatile("rdpmc" : "=a" (lo), "=d" (hi) : "c" (counter));
116 return ((((uint64_t)hi) << 32) | ((uint64_t)lo));
117}
118#endif /* _DIAGNOSTICS_H_ */
119
120#endif /* KERNEL_PRIVATE */
121