OsdDebug.c revision 128225 
1/*-
2 * Copyright (c) 2000 Michael Smith
3 * Copyright (c) 2000 BSDi
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 *	$FreeBSD: head/sys/dev/acpica/Osd/OsdDebug.c 128225 2004-04-14 03:39:08Z njl $
28 */
29
30/*
31 * 6.8 : Debugging support
32 */
33
34#include "opt_ddb.h"
35#include <sys/param.h>
36#include <sys/kernel.h>
37#include <sys/bus.h>
38#include <machine/bus.h>
39
40#include "acpi.h"
41#include "acdebug.h"
42#include <dev/acpica/acpivar.h>
43
44UINT32
45AcpiOsGetLine(char *Buffer)
46{
47#ifdef DDB
48    char	*cp;
49
50    db_readline(Buffer, 80);
51    for (cp = Buffer; *cp != 0; cp++)
52	if (*cp == '\n')
53	    *cp = 0;
54    return (AE_OK);
55#else
56    printf("AcpiOsGetLine called but no input support");
57    return (AE_NOT_EXIST);
58#endif /* DDB */
59}
60
61void
62AcpiOsDbgAssert(void *FailedAssertion, void *FileName, UINT32 LineNumber,
63    char *Message)
64{
65    printf("ACPI: %s:%d - %s\n", (char *)FileName, LineNumber, Message);
66    printf("ACPI: assertion  %s\n", (char *)FailedAssertion);
67}
68
69ACPI_STATUS
70AcpiOsSignal(UINT32 Function, void *Info)
71{
72    ACPI_SIGNAL_FATAL_INFO	*fatal;
73    char			*message;
74
75    switch (Function) {
76    case ACPI_SIGNAL_FATAL:
77	fatal = (ACPI_SIGNAL_FATAL_INFO *)Info;
78	printf("ACPI fatal signal, type 0x%x  code 0x%x  argument 0x%x",
79	      fatal->Type, fatal->Code, fatal->Argument);
80	Debugger("AcpiOsSignal");
81	break;
82
83    case ACPI_SIGNAL_BREAKPOINT:
84	message = (char *)Info;
85	Debugger(message);
86	break;
87
88    default:
89	return (AE_BAD_PARAMETER);
90    }
91
92    return (AE_OK);
93}
94
95#ifdef ACPI_DEBUGGER
96void
97acpi_EnterDebugger(void)
98{
99    ACPI_PARSE_OBJECT	obj;
100    static int		initted = 0;
101
102    if (!initted) {
103	printf("Initialising ACPICA debugger...\n");
104	AcpiDbInitialize();
105	initted = 1;
106    }
107
108    printf("Entering ACPICA debugger...\n");
109    AcpiDbUserCommands('A', &obj);
110}
111#endif /* ACPI_DEBUGGER */
112