328 lines
9.7 KiB
C
328 lines
9.7 KiB
C
// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
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/*******************************************************************************
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*
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* Module Name: uterror - Various internal error/warning output functions
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*
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******************************************************************************/
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#include <acpi/acpi.h>
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#include "accommon.h"
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#include "acnamesp.h"
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#define _COMPONENT ACPI_UTILITIES
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ACPI_MODULE_NAME("uterror")
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/*
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* This module contains internal error functions that may
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* be configured out.
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*/
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#if !defined (ACPI_NO_ERROR_MESSAGES)
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_predefined_warning
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* pathname - Full pathname to the node
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* node_flags - From Namespace node for the method/object
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* format - Printf format string + additional args
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*
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* RETURN: None
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*
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* DESCRIPTION: Warnings for the predefined validation module. Messages are
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* only emitted the first time a problem with a particular
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* method/object is detected. This prevents a flood of error
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* messages for methods that are repeatedly evaluated.
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*
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******************************************************************************/
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void ACPI_INTERNAL_VAR_XFACE
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acpi_ut_predefined_warning(const char *module_name,
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u32 line_number,
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char *pathname,
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u16 node_flags, const char *format, ...)
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{
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va_list arg_list;
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/*
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* Warning messages for this method/object will be disabled after the
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* first time a validation fails or an object is successfully repaired.
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*/
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if (node_flags & ANOBJ_EVALUATED) {
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return;
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}
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acpi_os_printf(ACPI_MSG_WARNING "%s: ", pathname);
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va_start(arg_list, format);
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acpi_os_vprintf(format, arg_list);
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ACPI_MSG_SUFFIX;
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va_end(arg_list);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_predefined_info
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* pathname - Full pathname to the node
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* node_flags - From Namespace node for the method/object
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* format - Printf format string + additional args
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*
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* RETURN: None
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*
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* DESCRIPTION: Info messages for the predefined validation module. Messages
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* are only emitted the first time a problem with a particular
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* method/object is detected. This prevents a flood of
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* messages for methods that are repeatedly evaluated.
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*
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******************************************************************************/
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void ACPI_INTERNAL_VAR_XFACE
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acpi_ut_predefined_info(const char *module_name,
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u32 line_number,
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char *pathname, u16 node_flags, const char *format, ...)
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{
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va_list arg_list;
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/*
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* Warning messages for this method/object will be disabled after the
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* first time a validation fails or an object is successfully repaired.
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*/
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if (node_flags & ANOBJ_EVALUATED) {
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return;
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}
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acpi_os_printf(ACPI_MSG_INFO "%s: ", pathname);
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va_start(arg_list, format);
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acpi_os_vprintf(format, arg_list);
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ACPI_MSG_SUFFIX;
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va_end(arg_list);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_predefined_bios_error
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* pathname - Full pathname to the node
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* node_flags - From Namespace node for the method/object
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* format - Printf format string + additional args
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*
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* RETURN: None
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*
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* DESCRIPTION: BIOS error message for predefined names. Messages
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* are only emitted the first time a problem with a particular
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* method/object is detected. This prevents a flood of
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* messages for methods that are repeatedly evaluated.
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*
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******************************************************************************/
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void ACPI_INTERNAL_VAR_XFACE
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acpi_ut_predefined_bios_error(const char *module_name,
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u32 line_number,
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char *pathname,
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u16 node_flags, const char *format, ...)
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{
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va_list arg_list;
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/*
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* Warning messages for this method/object will be disabled after the
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* first time a validation fails or an object is successfully repaired.
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*/
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if (node_flags & ANOBJ_EVALUATED) {
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return;
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}
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acpi_os_printf(ACPI_MSG_BIOS_ERROR "%s: ", pathname);
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va_start(arg_list, format);
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acpi_os_vprintf(format, arg_list);
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ACPI_MSG_SUFFIX;
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va_end(arg_list);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_prefixed_namespace_error
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* prefix_scope - Scope/Path that prefixes the internal path
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* internal_path - Name or path of the namespace node
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* lookup_status - Exception code from NS lookup
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*
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* RETURN: None
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*
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* DESCRIPTION: Print error message with the full pathname constructed this way:
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*
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* prefix_scope_node_full_path.externalized_internal_path
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*
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* NOTE: 10/2017: Treat the major ns_lookup errors as firmware errors
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*
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******************************************************************************/
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void
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acpi_ut_prefixed_namespace_error(const char *module_name,
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u32 line_number,
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union acpi_generic_state *prefix_scope,
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const char *internal_path,
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acpi_status lookup_status)
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{
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char *full_path;
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const char *message;
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/*
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* Main cases:
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* 1) Object creation, object must not already exist
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* 2) Object lookup, object must exist
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*/
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switch (lookup_status) {
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case AE_ALREADY_EXISTS:
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acpi_os_printf(ACPI_MSG_BIOS_ERROR);
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message = "Failure creating named object";
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break;
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case AE_NOT_FOUND:
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acpi_os_printf(ACPI_MSG_BIOS_ERROR);
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message = "Could not resolve symbol";
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break;
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default:
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acpi_os_printf(ACPI_MSG_ERROR);
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message = "Failure resolving symbol";
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break;
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}
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/* Concatenate the prefix path and the internal path */
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full_path =
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acpi_ns_build_prefixed_pathname(prefix_scope, internal_path);
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acpi_os_printf("%s [%s], %s", message,
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full_path ? full_path : "Could not get pathname",
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acpi_format_exception(lookup_status));
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if (full_path) {
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ACPI_FREE(full_path);
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}
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ACPI_MSG_SUFFIX;
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}
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#ifdef __OBSOLETE_FUNCTION
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_namespace_error
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* internal_name - Name or path of the namespace node
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* lookup_status - Exception code from NS lookup
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*
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* RETURN: None
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*
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* DESCRIPTION: Print error message with the full pathname for the NS node.
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*
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******************************************************************************/
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void
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acpi_ut_namespace_error(const char *module_name,
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u32 line_number,
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const char *internal_name, acpi_status lookup_status)
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{
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acpi_status status;
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u32 bad_name;
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char *name = NULL;
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ACPI_MSG_REDIRECT_BEGIN;
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acpi_os_printf(ACPI_MSG_ERROR);
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if (lookup_status == AE_BAD_CHARACTER) {
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/* There is a non-ascii character in the name */
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ACPI_MOVE_32_TO_32(&bad_name,
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ACPI_CAST_PTR(u32, internal_name));
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acpi_os_printf("[0x%.8X] (NON-ASCII)", bad_name);
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} else {
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/* Convert path to external format */
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status =
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acpi_ns_externalize_name(ACPI_UINT32_MAX, internal_name,
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NULL, &name);
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/* Print target name */
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if (ACPI_SUCCESS(status)) {
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acpi_os_printf("[%s]", name);
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} else {
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acpi_os_printf("[COULD NOT EXTERNALIZE NAME]");
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}
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if (name) {
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ACPI_FREE(name);
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}
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}
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acpi_os_printf(" Namespace lookup failure, %s",
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acpi_format_exception(lookup_status));
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ACPI_MSG_SUFFIX;
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ACPI_MSG_REDIRECT_END;
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}
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#endif
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_method_error
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*
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* PARAMETERS: module_name - Caller's module name (for error output)
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* line_number - Caller's line number (for error output)
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* message - Error message to use on failure
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* prefix_node - Prefix relative to the path
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* path - Path to the node (optional)
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* method_status - Execution status
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*
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* RETURN: None
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*
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* DESCRIPTION: Print error message with the full pathname for the method.
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*
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******************************************************************************/
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void
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acpi_ut_method_error(const char *module_name,
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u32 line_number,
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const char *message,
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struct acpi_namespace_node *prefix_node,
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const char *path, acpi_status method_status)
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{
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acpi_status status;
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struct acpi_namespace_node *node = prefix_node;
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ACPI_MSG_REDIRECT_BEGIN;
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acpi_os_printf(ACPI_MSG_ERROR);
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if (path) {
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status = acpi_ns_get_node(prefix_node, path,
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ACPI_NS_NO_UPSEARCH, &node);
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if (ACPI_FAILURE(status)) {
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acpi_os_printf("[Could not get node by pathname]");
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}
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}
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acpi_ns_print_node_pathname(node, message);
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acpi_os_printf(" due to previous error (%s)",
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acpi_format_exception(method_status));
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ACPI_MSG_SUFFIX;
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ACPI_MSG_REDIRECT_END;
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}
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#endif /* ACPI_NO_ERROR_MESSAGES */
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