enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/acpi/acpica/dbnames.c
..
..
@@ -10,6 +10,7 @@
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 #include "acnamesp.h"
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 #include "acdebug.h"
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 #include "acpredef.h"
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+#include "acinterp.h"
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14
 
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 #define _COMPONENT          ACPI_CA_DEBUGGER
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 ACPI_MODULE_NAME("dbnames")
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@@ -354,7 +355,7 @@
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 	char acpi_name[5] = "____";
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 	char *acpi_name_ptr = acpi_name;
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357
 
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-	if (strlen(name_arg) > ACPI_NAME_SIZE) {
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+	if (strlen(name_arg) > ACPI_NAMESEG_SIZE) {
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 		acpi_os_printf("Name must be no longer than 4 characters\n");
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 		return (AE_OK);
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 	}
..
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@@ -504,6 +505,86 @@
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505
 
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 /*******************************************************************************
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  *
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+ * FUNCTION:    acpi_db_walk_for_fields
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+ *
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+ * PARAMETERS:  Callback from walk_namespace
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+ *
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+ * RETURN:      Status
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+ *
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+ * DESCRIPTION: Display short info about objects in the namespace
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+ *
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+ ******************************************************************************/
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+
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+static acpi_status
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+acpi_db_walk_for_fields(acpi_handle obj_handle,
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+			u32 nesting_level, void *context, void **return_value)
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+{
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+	union acpi_object *ret_value;
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+	struct acpi_region_walk_info *info =
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+	    (struct acpi_region_walk_info *)context;
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+	struct acpi_buffer buffer;
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+	acpi_status status;
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+	struct acpi_namespace_node *node = acpi_ns_validate_handle(obj_handle);
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+
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+	if (!node) {
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+		return (AE_OK);
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+	}
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+	if (node->object->field.region_obj->region.space_id !=
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+	    info->address_space_id) {
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+		return (AE_OK);
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+	}
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+
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+	info->count++;
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+
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+	/* Get and display the full pathname to this object */
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+
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+	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
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+	status = acpi_ns_handle_to_pathname(obj_handle, &buffer, TRUE);
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+	if (ACPI_FAILURE(status)) {
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+		acpi_os_printf("Could Not get pathname for object %p\n",
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+			       obj_handle);
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+		return (AE_OK);
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+	}
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+
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+	acpi_os_printf("%s ", (char *)buffer.pointer);
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+	ACPI_FREE(buffer.pointer);
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+
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+	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
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+	acpi_evaluate_object(obj_handle, NULL, NULL, &buffer);
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+
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+	/*
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+	 * Since this is a field unit, surround the output in braces
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+	 */
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+	acpi_os_printf("{");
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+
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+	ret_value = (union acpi_object *)buffer.pointer;
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+	switch (ret_value->type) {
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+	case ACPI_TYPE_INTEGER:
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+
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+		acpi_os_printf("%8.8X%8.8X",
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+			       ACPI_FORMAT_UINT64(ret_value->integer.value));
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+		break;
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+
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+	case ACPI_TYPE_BUFFER:
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+
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+		acpi_ut_dump_buffer(ret_value->buffer.pointer,
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+				    ret_value->buffer.length,
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+				    DB_DISPLAY_DATA_ONLY | DB_BYTE_DISPLAY, 0);
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+		break;
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+
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+	default:
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+
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+		break;
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+	}
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+	acpi_os_printf("}\n");
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+
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+	ACPI_FREE(buffer.pointer);
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+
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+	return (AE_OK);
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+}
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+
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+/*******************************************************************************
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+ *
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  * FUNCTION:    acpi_db_walk_for_specific_objects
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  *
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  * PARAMETERS:  Callback from walk_namespace
..
..
@@ -625,6 +706,39 @@
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 	     info.count, acpi_ut_get_type_name(type));
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707
 
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 	acpi_db_set_output_destination(ACPI_DB_CONSOLE_OUTPUT);
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+	return (AE_OK);
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+}
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+
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+/*******************************************************************************
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+ *
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+ * FUNCTION:    acpi_db_display_fields
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+ *
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+ * PARAMETERS:  obj_type_arg        - Type of object to display
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+ *              display_count_arg   - Max depth to display
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+ *
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+ * RETURN:      None
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+ *
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+ * DESCRIPTION: Display objects in the namespace of the requested type
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+ *
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+ ******************************************************************************/
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+
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+acpi_status acpi_db_display_fields(u32 address_space_id)
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+{
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+	struct acpi_region_walk_info info;
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+
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+	info.count = 0;
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+	info.owner_id = ACPI_OWNER_ID_MAX;
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+	info.debug_level = ACPI_UINT32_MAX;
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+	info.display_type = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;
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+	info.address_space_id = address_space_id;
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+
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+	/* Walk the namespace from the root */
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+
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+	(void)acpi_walk_namespace(ACPI_TYPE_LOCAL_REGION_FIELD,
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+				  ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
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+				  acpi_db_walk_for_fields, NULL, (void *)&info,
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+				  NULL);
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+
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 	return (AE_OK);
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 }
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..
..
@@ -904,7 +1018,7 @@
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  *
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  * RETURN:      None
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  *
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- * DESCRIPTION: Display info about system busses.
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+ * DESCRIPTION: Display info about system buses.
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  *
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  ******************************************************************************/
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