The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/acpica/Osd/OsdDebug.c

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    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 
   28 /*
   29  * 6.8 : Debugging support
   30  */
   31 
   32 #include <sys/cdefs.h>
   33 __FBSDID("$FreeBSD: releng/10.4/sys/dev/acpica/Osd/OsdDebug.c 306536 2016-09-30 22:40:58Z jkim $");
   34 
   35 #include "opt_ddb.h"
   36 #include <sys/param.h>
   37 #include <sys/kdb.h>
   38 #include <sys/kernel.h>
   39 #include <sys/bus.h>
   40 #include <machine/bus.h>
   41 #include <ddb/ddb.h>
   42 #include <ddb/db_output.h>
   43 
   44 #include <contrib/dev/acpica/include/acpi.h>
   45 #include <contrib/dev/acpica/include/accommon.h>
   46 #include <contrib/dev/acpica/include/acdebug.h>
   47 
   48 #include <dev/acpica/acpivar.h>
   49 
   50 ACPI_STATUS
   51 AcpiOsGetLine(char *Buffer, UINT32 BufferLength, UINT32 *BytesRead)
   52 {
   53 #ifdef DDB
   54         char *cp;
   55 
   56         cp = Buffer;
   57         if (db_readline(Buffer, BufferLength) > 0)
   58                 while (*cp != '\0' && *cp != '\n' && *cp != '\r')
   59                         cp++;
   60         *cp = '\0';
   61         if (BytesRead != NULL)
   62                 *BytesRead = cp - Buffer;
   63         return (AE_OK);
   64 #else
   65         printf("AcpiOsGetLine called but no input support");
   66         return (AE_NOT_EXIST);
   67 #endif /* DDB */
   68 }
   69 
   70 ACPI_STATUS
   71 AcpiOsSignal(UINT32 Function, void *Info)
   72 {
   73     ACPI_SIGNAL_FATAL_INFO      *fatal;
   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 #ifdef ACPI_DEBUG
   81         kdb_enter(KDB_WHY_ACPI, "AcpiOsSignal");
   82 #endif
   83         break;
   84 
   85     case ACPI_SIGNAL_BREAKPOINT:
   86 #ifdef ACPI_DEBUG
   87         kdb_enter(KDB_WHY_ACPI, (char *)Info);
   88 #endif
   89         break;
   90 
   91     default:
   92         return (AE_BAD_PARAMETER);
   93     }
   94 
   95     return (AE_OK);
   96 }
   97 
   98 #ifdef ACPI_DEBUGGER
   99 void
  100 acpi_EnterDebugger(void)
  101 {
  102     ACPI_PARSE_OBJECT   obj;
  103     static int          initted = 0;
  104 
  105     if (!initted) {
  106         printf("Initialising ACPICA debugger...\n");
  107         AcpiInitializeDebugger();
  108         initted = 1;
  109     }
  110 
  111     printf("Entering ACPICA debugger...\n");
  112     AcpiDbUserCommands('A', &obj);
  113 }
  114 #endif /* ACPI_DEBUGGER */

Cache object: 205964cf8313bfd12bb855471d725f64


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.