drivers/acpi/acpica/dbfileio.c

   1 /*******************************************************************************
   2  *
   3  * Module Name: dbfileio - Debugger file I/O commands. These can't usually
   4  *              be used when running the debugger in Ring 0 (Kernel mode)
   5  *
   6  ******************************************************************************/
   7
   8 /*
   9  * Copyright (C) 2000 - 2017, Intel Corp.
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions, and the following disclaimer,
  17  *    without modification.
  18  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  19  *    substantially similar to the "NO WARRANTY" disclaimer below
  20  *    ("Disclaimer") and any redistribution must be conditioned upon
  21  *    including a substantially similar Disclaimer requirement for further
  22  *    binary redistribution.
  23  * 3. Neither the names of the above-listed copyright holders nor the names
  24  *    of any contributors may be used to endorse or promote products derived
  25  *    from this software without specific prior written permission.
  26  *
  27  * Alternatively, this software may be distributed under the terms of the
  28  * GNU General Public License ("GPL") version 2 as published by the Free
  29  * Software Foundation.
  30  *
  31  * NO WARRANTY
  32  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  33  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  34  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  35  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  36  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  38  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  39  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  40  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  41  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  42  * POSSIBILITY OF SUCH DAMAGES.
  43  */
  44
  45 #include <acpi/acpi.h>
  46 #include "accommon.h"
  47 #include "acdebug.h"
  48 #include "actables.h"
  49
  50 #define _COMPONENT          ACPI_CA_DEBUGGER
  51 ACPI_MODULE_NAME("dbfileio")
  52
  53 #ifdef ACPI_APPLICATION
  54 #include "acapps.h"
  55 #ifdef ACPI_DEBUGGER
  56 /*******************************************************************************
  57  *
  58  * FUNCTION:    acpi_db_close_debug_file
  59  *
  60  * PARAMETERS:  None
  61  *
  62  * RETURN:      None
  63  *
  64  * DESCRIPTION: If open, close the current debug output file
  65  *
  66  ******************************************************************************/
  67 void acpi_db_close_debug_file(void)
  68 {
  69
  70         if (acpi_gbl_debug_file) {
  71                 fclose(acpi_gbl_debug_file);
  72                 acpi_gbl_debug_file = NULL;
  73                 acpi_gbl_db_output_to_file = FALSE;
  74                 acpi_os_printf("Debug output file %s closed\n",
  75                                acpi_gbl_db_debug_filename);
  76         }
  77 }
  78
  79 /*******************************************************************************
  80  *
  81  * FUNCTION:    acpi_db_open_debug_file
  82  *
  83  * PARAMETERS:  name                - Filename to open
  84  *
  85  * RETURN:      None
  86  *
  87  * DESCRIPTION: Open a file where debug output will be directed.
  88  *
  89  ******************************************************************************/
  90
  91 void acpi_db_open_debug_file(char *name)
  92 {
  93
  94         acpi_db_close_debug_file();
  95         acpi_gbl_debug_file = fopen(name, "w+");
  96         if (!acpi_gbl_debug_file) {
  97                 acpi_os_printf("Could not open debug file %s\n", name);
  98                 return;
  99         }
 100
 101         acpi_os_printf("Debug output file %s opened\n", name);
 102         strncpy(acpi_gbl_db_debug_filename, name,
 103                 sizeof(acpi_gbl_db_debug_filename));
 104         acpi_gbl_db_output_to_file = TRUE;
 105 }
 106 #endif
 107
 108 /*******************************************************************************
 109  *
 110  * FUNCTION:    acpi_db_load_tables
 111  *
 112  * PARAMETERS:  list_head       - List of ACPI tables to load
 113  *
 114  * RETURN:      Status
 115  *
 116  * DESCRIPTION: Load ACPI tables from a previously constructed table list.
 117  *
 118  ******************************************************************************/
 119
 120 acpi_status acpi_db_load_tables(struct acpi_new_table_desc *list_head)
 121 {
 122         acpi_status status;
 123         struct acpi_new_table_desc *table_list_head;
 124         struct acpi_table_header *table;
 125
 126         /* Load all ACPI tables in the list */
 127
 128         table_list_head = list_head;
 129         while (table_list_head) {
 130                 table = table_list_head->table;
 131
 132                 status = acpi_load_table(table);
 133                 if (ACPI_FAILURE(status)) {
 134                         if (status == AE_ALREADY_EXISTS) {
 135                                 acpi_os_printf
 136                                     ("Table %4.4s is already installed\n",
 137                                      table->signature);
 138                         } else {
 139                                 acpi_os_printf("Could not install table, %s\n",
 140                                                acpi_format_exception(status));
 141                         }
 142
 143                         return (status);
 144                 }
 145
 146                 acpi_os_printf
 147                     ("Acpi table [%4.4s] successfully installed and loaded\n",
 148                      table->signature);
 149
 150                 table_list_head = table_list_head->next;
 151         }
 152
 153         return (AE_OK);
 154 }
 155 #endif