1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
/*-
* Copyright (c) 2002-2007 Neterion, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef XGE_OS_PAL_H
#define XGE_OS_PAL_H
#include <dev/nxge/include/xge-defs.h>
__EXTERN_BEGIN_DECLS
/*--------------------------- platform switch ------------------------------*/
/* platform specific header */
#include <dev/nxge/xge-osdep.h>
#if !defined(XGE_OS_PLATFORM_64BIT) && !defined(XGE_OS_PLATFORM_32BIT)
#error "either 32bit or 64bit switch must be defined!"
#endif
#if !defined(XGE_OS_HOST_BIG_ENDIAN) && !defined(XGE_OS_HOST_LITTLE_ENDIAN)
#error "either little endian or big endian switch must be defined!"
#endif
#if defined(XGE_OS_PLATFORM_64BIT)
#define XGE_OS_MEMORY_DEADCODE_PAT 0x5a5a5a5a5a5a5a5a
#else
#define XGE_OS_MEMORY_DEADCODE_PAT 0x5a5a5a5a
#endif
#define XGE_OS_TRACE_MSGBUF_MAX 512
typedef struct xge_os_tracebuf_t {
int wrapped_once; /* circular buffer been wrapped */
int timestamp; /* whether timestamps are enabled */
volatile int offset; /* offset within the tracebuf */
int size; /* total size of trace buffer */
char msg[XGE_OS_TRACE_MSGBUF_MAX]; /* each individual buffer */
int msgbuf_max; /* actual size of msg buffer */
char *data; /* pointer to data buffer */
} xge_os_tracebuf_t;
extern xge_os_tracebuf_t *g_xge_os_tracebuf;
#ifdef XGE_TRACE_INTO_CIRCULAR_ARR
extern xge_os_tracebuf_t *g_xge_os_tracebuf;
extern char *dmesg_start;
/* Calculate the size of the msg and copy it into the global buffer */
#define __xge_trace(tb) { \
int msgsize = xge_os_strlen(tb->msg) + 2; \
int offset = tb->offset; \
if (msgsize != 2 && msgsize < tb->msgbuf_max) { \
int leftsize = tb->size - offset; \
if ((msgsize + tb->msgbuf_max) > leftsize) { \
xge_os_memzero(tb->data + offset, leftsize); \
offset = 0; \
tb->wrapped_once = 1; \
} \
xge_os_memcpy(tb->data + offset, tb->msg, msgsize-1); \
*(tb->data + offset + msgsize-1) = '\n'; \
*(tb->data + offset + msgsize) = 0; \
offset += msgsize; \
tb->offset = offset; \
dmesg_start = tb->data + offset; \
*tb->msg = 0; \
} \
}
#define xge_os_vatrace(tb, fmt) { \
if (tb != NULL) { \
char *_p = tb->msg; \
if (tb->timestamp) { \
xge_os_timestamp(tb->msg); \
_p = tb->msg + xge_os_strlen(tb->msg); \
} \
xge_os_vasprintf(_p, fmt); \
__xge_trace(tb); \
} \
}
#ifdef __GNUC__
#define xge_os_trace(tb, fmt...) { \
if (tb != NULL) { \
if (tb->timestamp) { \
xge_os_timestamp(tb->msg); \
} \
xge_os_sprintf(tb->msg + xge_os_strlen(tb->msg), fmt); \
__xge_trace(tb); \
} \
}
#endif /* __GNUC__ */
#else
#define xge_os_vatrace(tb, fmt)
#ifdef __GNUC__
#define xge_os_trace(tb, fmt...)
#endif /* __GNUC__ */
#endif
__EXTERN_END_DECLS
#endif /* XGE_OS_PAL_H */
|
