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ACPICA: Improve error messages for the namespace root node 

Replace "\___" with actual descriptive text.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2018-05-08 14:06:11 -07:00 committed by Rafael J. Wysocki
parent 9df758d96d
commit 4032cc3e51
4 changed files with 19 additions and 10 deletions
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12
drivers/acpi/acpica/dbnames.c
View File

@ -189,9 +189,15 @@ void acpi_db_dump_namespace(char *start_arg, char *depth_arg)
}
acpi_db_set_output_destination(ACPI_DB_DUPLICATE_OUTPUT);
acpi_os_printf("ACPI Namespace (from %4.4s (%p) subtree):\n",
((struct acpi_namespace_node *)subtree_entry)->name.
ascii, subtree_entry);
if (((struct acpi_namespace_node *)subtree_entry)->parent) {
acpi_os_printf("ACPI Namespace (from %4.4s (%p) subtree):\n",
((struct acpi_namespace_node *)subtree_entry)->
name.ascii, subtree_entry);
} else {
acpi_os_printf("ACPI Namespace (from %s):\n",
ACPI_NAMESPACE_ROOT);
}
/* Display the subtree */

8
drivers/acpi/acpica/dswscope.c
View File

@ -115,7 +115,7 @@ acpi_ds_scope_stack_push(struct acpi_namespace_node *node,
acpi_ut_get_type_name(old_scope_info->
common.value)));
} else {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "[\\___] (%s)", "ROOT"));
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, ACPI_NAMESPACE_ROOT));
}
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC,
@ -166,14 +166,14 @@ acpi_status acpi_ds_scope_stack_pop(struct acpi_walk_state *walk_state)
new_scope_info = walk_state->scope_info;
if (new_scope_info) {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC,
"[%4.4s] (%s)\n",
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "[%4.4s] (%s)\n",
acpi_ut_get_node_name(new_scope_info->
scope.node),
acpi_ut_get_type_name(new_scope_info->
common.value)));
} else {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "[\\___] (ROOT)\n"));
ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "%s\n",
ACPI_NAMESPACE_ROOT));
}
acpi_ut_delete_generic_state(scope_info);

2
drivers/acpi/acpica/utstring.c
View File

@ -141,7 +141,7 @@ void acpi_ut_repair_name(char *name)
* Special case for the root node. This can happen if we get an
* error during the execution of module-level code.
*/
if (ACPI_COMPARE_NAME(name, "\\___")) {
if (ACPI_COMPARE_NAME(name, ACPI_ROOT_PATHNAME)) {
return;
}

7
include/acpi/acnames.h
View File

@ -49,11 +49,14 @@
/* Definitions of the predefined namespace names */
#define ACPI_UNKNOWN_NAME (u32) 0x3F3F3F3F /* Unknown name is "????" */
#define ACPI_ROOT_NAME (u32) 0x5F5F5F5C /* Root name is "\___" */
#define ACPI_PREFIX_MIXED (u32) 0x69706341 /* "Acpi" */
#define ACPI_PREFIX_LOWER (u32) 0x69706361 /* "acpi" */
/* Root name stuff */
#define ACPI_ROOT_NAME (u32) 0x5F5F5F5C /* Root name is "\___" */
#define ACPI_ROOT_PATHNAME "\\___"
#define ACPI_NAMESPACE_ROOT "Namespace Root"
#define ACPI_NS_ROOT_PATH "\\"
#endif /* __ACNAMES_H__ */