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Diffstat (limited to 'drivers/acpi/acpica/uterror.c')
| -rw-r--r-- | drivers/acpi/acpica/uterror.c | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/uterror.c b/drivers/acpi/acpica/uterror.c new file mode 100644 index 000000000..9ef80f282 --- /dev/null +++ b/drivers/acpi/acpica/uterror.c @@ -0,0 +1,289 @@ +/******************************************************************************* + * + * Module Name: uterror - Various internal error/warning output functions + * + ******************************************************************************/ + +/* + * Copyright (C) 2000 - 2015, Intel Corp. + * 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, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. + */ + +#include <acpi/acpi.h> +#include "accommon.h" +#include "acnamesp.h" + +#define _COMPONENT ACPI_UTILITIES +ACPI_MODULE_NAME("uterror") + +/* + * This module contains internal error functions that may + * be configured out. + */ +#if !defined (ACPI_NO_ERROR_MESSAGES) +/******************************************************************************* + * + * FUNCTION: acpi_ut_predefined_warning + * + * PARAMETERS: module_name - Caller's module name (for error output) + * line_number - Caller's line number (for error output) + * pathname - Full pathname to the node + * node_flags - From Namespace node for the method/object + * format - Printf format string + additional args + * + * RETURN: None + * + * DESCRIPTION: Warnings for the predefined validation module. Messages are + * only emitted the first time a problem with a particular + * method/object is detected. This prevents a flood of error + * messages for methods that are repeatedly evaluated. + * + ******************************************************************************/ +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_warning(const char *module_name, + u32 line_number, + char *pathname, + u8 node_flags, const char *format, ...) +{ + va_list arg_list; + + /* + * Warning messages for this method/object will be disabled after the + * first time a validation fails or an object is successfully repaired. + */ + if (node_flags & ANOBJ_EVALUATED) { + return; + } + + acpi_os_printf(ACPI_MSG_WARNING "%s: ", pathname); + + va_start(arg_list, format); + acpi_os_vprintf(format, arg_list); + ACPI_MSG_SUFFIX; + va_end(arg_list); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_predefined_info + * + * PARAMETERS: module_name - Caller's module name (for error output) + * line_number - Caller's line number (for error output) + * pathname - Full pathname to the node + * node_flags - From Namespace node for the method/object + * format - Printf format string + additional args + * + * RETURN: None + * + * DESCRIPTION: Info messages for the predefined validation module. Messages + * are only emitted the first time a problem with a particular + * method/object is detected. This prevents a flood of + * messages for methods that are repeatedly evaluated. + * + ******************************************************************************/ + +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_info(const char *module_name, + u32 line_number, + char *pathname, u8 node_flags, const char *format, ...) +{ + va_list arg_list; + + /* + * Warning messages for this method/object will be disabled after the + * first time a validation fails or an object is successfully repaired. + */ + if (node_flags & ANOBJ_EVALUATED) { + return; + } + + acpi_os_printf(ACPI_MSG_INFO "%s: ", pathname); + + va_start(arg_list, format); + acpi_os_vprintf(format, arg_list); + ACPI_MSG_SUFFIX; + va_end(arg_list); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_predefined_bios_error + * + * PARAMETERS: module_name - Caller's module name (for error output) + * line_number - Caller's line number (for error output) + * pathname - Full pathname to the node + * node_flags - From Namespace node for the method/object + * format - Printf format string + additional args + * + * RETURN: None + * + * DESCRIPTION: BIOS error message for predefined names. Messages + * are only emitted the first time a problem with a particular + * method/object is detected. This prevents a flood of + * messages for methods that are repeatedly evaluated. + * + ******************************************************************************/ + +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_bios_error(const char *module_name, + u32 line_number, + char *pathname, + u8 node_flags, const char *format, ...) +{ + va_list arg_list; + + /* + * Warning messages for this method/object will be disabled after the + * first time a validation fails or an object is successfully repaired. + */ + if (node_flags & ANOBJ_EVALUATED) { + return; + } + + acpi_os_printf(ACPI_MSG_BIOS_ERROR "%s: ", pathname); + + va_start(arg_list, format); + acpi_os_vprintf(format, arg_list); + ACPI_MSG_SUFFIX; + va_end(arg_list); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_namespace_error + * + * PARAMETERS: module_name - Caller's module name (for error output) + * line_number - Caller's line number (for error output) + * internal_name - Name or path of the namespace node + * lookup_status - Exception code from NS lookup + * + * RETURN: None + * + * DESCRIPTION: Print error message with the full pathname for the NS node. + * + ******************************************************************************/ + +void +acpi_ut_namespace_error(const char *module_name, + u32 line_number, + const char *internal_name, acpi_status lookup_status) +{ + acpi_status status; + u32 bad_name; + char *name = NULL; + + ACPI_MSG_REDIRECT_BEGIN; + acpi_os_printf(ACPI_MSG_ERROR); + + if (lookup_status == AE_BAD_CHARACTER) { + + /* There is a non-ascii character in the name */ + + ACPI_MOVE_32_TO_32(&bad_name, + ACPI_CAST_PTR(u32, internal_name)); + acpi_os_printf("[0x%.8X] (NON-ASCII)", bad_name); + } else { + /* Convert path to external format */ + + status = acpi_ns_externalize_name(ACPI_UINT32_MAX, + internal_name, NULL, &name); + + /* Print target name */ + + if (ACPI_SUCCESS(status)) { + acpi_os_printf("[%s]", name); + } else { + acpi_os_printf("[COULD NOT EXTERNALIZE NAME]"); + } + + if (name) { + ACPI_FREE(name); + } + } + + acpi_os_printf(" Namespace lookup failure, %s", + acpi_format_exception(lookup_status)); + + ACPI_MSG_SUFFIX; + ACPI_MSG_REDIRECT_END; +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_method_error + * + * PARAMETERS: module_name - Caller's module name (for error output) + * line_number - Caller's line number (for error output) + * message - Error message to use on failure + * prefix_node - Prefix relative to the path + * path - Path to the node (optional) + * method_status - Execution status + * + * RETURN: None + * + * DESCRIPTION: Print error message with the full pathname for the method. + * + ******************************************************************************/ + +void +acpi_ut_method_error(const char *module_name, + u32 line_number, + const char *message, + struct acpi_namespace_node *prefix_node, + const char *path, acpi_status method_status) +{ + acpi_status status; + struct acpi_namespace_node *node = prefix_node; + + ACPI_MSG_REDIRECT_BEGIN; + acpi_os_printf(ACPI_MSG_ERROR); + + if (path) { + status = + acpi_ns_get_node(prefix_node, path, ACPI_NS_NO_UPSEARCH, + &node); + if (ACPI_FAILURE(status)) { + acpi_os_printf("[Could not get node by pathname]"); + } + } + + acpi_ns_print_node_pathname(node, message); + acpi_os_printf(", %s", acpi_format_exception(method_status)); + + ACPI_MSG_SUFFIX; + ACPI_MSG_REDIRECT_END; +} + +#endif /* ACPI_NO_ERROR_MESSAGES */ |