OsdDebug.c revision 128240 
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 128240 2004-04-14 16:24:28Z 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#include <ddb/ddb.h>
40#include <ddb/db_output.h>
41
42#include "acpi.h"
43#include "acdebug.h"
44#include <dev/acpica/acpivar.h>
45
46UINT32
47AcpiOsGetLine(char *Buffer)
48{
49#ifdef DDB
50    char	*cp;
51
52    db_readline(Buffer, 80);
53    for (cp = Buffer; *cp != 0; cp++)
54	if (*cp == '\n')
55	    *cp = 0;
56    return (AE_OK);
57#else
58    printf("AcpiOsGetLine called but no input support");
59    return (AE_NOT_EXIST);
60#endif /* DDB */
61}
62
63void
64AcpiOsDbgAssert(void *FailedAssertion, void *FileName, UINT32 LineNumber,
65    char *Message)
66{
67    printf("ACPI: %s:%d - %s\n", (char *)FileName, LineNumber, Message);
68    printf("ACPI: assertion  %s\n", (char *)FailedAssertion);
69}
70
71ACPI_STATUS
72AcpiOsSignal(UINT32 Function, void *Info)
73{
74    ACPI_SIGNAL_FATAL_INFO	*fatal;
75    char			*message;
76
77    switch (Function) {
78    case ACPI_SIGNAL_FATAL:
79	fatal = (ACPI_SIGNAL_FATAL_INFO *)Info;
80	printf("ACPI fatal signal, type 0x%x  code 0x%x  argument 0x%x",
81	      fatal->Type, fatal->Code, fatal->Argument);
82	Debugger("AcpiOsSignal");
83	break;
84
85    case ACPI_SIGNAL_BREAKPOINT:
86	message = (char *)Info;
87	Debugger(message);
88	break;
89
90    default:
91	return (AE_BAD_PARAMETER);
92    }
93
94    return (AE_OK);
95}
96
97#ifdef ACPI_DEBUGGER
98void
99acpi_EnterDebugger(void)
100{
101    ACPI_PARSE_OBJECT	obj;
102    static int		initted = 0;
103
104    if (!initted) {
105	printf("Initialising ACPICA debugger...\n");
106	AcpiDbInitialize();
107	initted = 1;
108    }
109
110    printf("Entering ACPICA debugger...\n");
111    AcpiDbUserCommands('A', &obj);
112}
113#endif /* ACPI_DEBUGGER */
114