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1 /*-
2  * Copyright (c) 1996, by Steve Passe
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. The name of the developer may NOT be used to endorse or promote products
11  *    derived from this software without specific prior written permission.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23  * SUCH DAMAGE.
24  *
25  * $FreeBSD$
26  */
27
28 #ifndef _MACHINE_SMPTESTS_H_
29 #define _MACHINE_SMPTESTS_H_
30
31
32 /*
33  * Various 'tests in progress' and configuration parameters.
34  */
35
36 /*
37  * Send CPUSTOP IPI for stop/restart of other CPUs on DDB break.
38 #define VERBOSE_CPUSTOP_ON_DDBBREAK
39  */
40 #define CPUSTOP_ON_DDBBREAK
41
42 /*
43  * TLB counters.
44  *
45 #define COUNT_XINVLTLB_HITS
46  */
47
48 /*
49  * Per-CPU IPI interrupt counters.
50  *
51 #define COUNT_IPIS
52  */
53
54 /*
55  * Address of POST hardware port.
56  * Defining this enables POSTCODE macros.
57  *
58 #define POST_ADDR               0x80
59  */
60
61
62 /*
63  * POST hardware macros.
64  */
65 #ifdef POST_ADDR
66 #define ASMPOSTCODE_INC                         \
67         pushl   %eax ;                          \
68         movl    _current_postcode, %eax ;       \
69         incl    %eax ;                          \
70         andl    $0xff, %eax ;                   \
71         movl    %eax, _current_postcode ;       \
72         outb    %al, $POST_ADDR ;               \
73         popl    %eax
74
75 /*
76  * Overwrite the current_postcode value.
77  */
78 #define ASMPOSTCODE(X)                          \
79         pushl   %eax ;                          \
80         movl    $X, %eax ;                      \
81         movl    %eax, _current_postcode ;       \
82         outb    %al, $POST_ADDR ;               \
83         popl    %eax
84
85 /*
86  * Overwrite the current_postcode low nibble.
87  */
88 #define ASMPOSTCODE_LO(X)                       \
89         pushl   %eax ;                          \
90         movl    _current_postcode, %eax ;       \
91         andl    $0xf0, %eax ;                   \
92         orl     $X, %eax ;                      \
93         movl    %eax, _current_postcode ;       \
94         outb    %al, $POST_ADDR ;               \
95         popl    %eax
96
97 /*
98  * Overwrite the current_postcode high nibble.
99  */
100 #define ASMPOSTCODE_HI(X)                       \
101         pushl   %eax ;                          \
102         movl    _current_postcode, %eax ;       \
103         andl    $0x0f, %eax ;                   \
104         orl     $(X<<4), %eax ;                 \
105         movl    %eax, _current_postcode ;       \
106         outb    %al, $POST_ADDR ;               \
107         popl    %eax
108 #else
109 #define ASMPOSTCODE_INC
110 #define ASMPOSTCODE(X)
111 #define ASMPOSTCODE_LO(X)
112 #define ASMPOSTCODE_HI(X)
113 #endif /* POST_ADDR */
114
115
116 #endif /* _MACHINE_SMPTESTS_H_ */