1 files changed, 146 insertions, 0 deletions

diff --git a/drivers/acpi/namespace/nsdumpdv.c b/drivers/acpi/namespace/nsdumpdv.c
new file mode 100644
index 000000000000..d30a59e6b07d
--- /dev/null
+++ b/drivers/acpi/namespace/nsdumpdv.c
@@ -0,0 +1,146 @@
+/******************************************************************************
+ *
+ * Module Name: nsdump - table dumping routines for debug
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2005, R. Byron Moore
+ * 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 <acpi/acnamesp.h>
+
+
+#define _COMPONENT          ACPI_NAMESPACE
+         ACPI_MODULE_NAME    ("nsdumpdv")
+
+
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_one_device
+ *
+ * PARAMETERS:  Handle              - Node to be dumped
+ *              Level               - Nesting level of the handle
+ *              Context             - Passed into walk_namespace
+ *
+ * DESCRIPTION: Dump a single Node that represents a device
+ *              This procedure is a user_function called by acpi_ns_walk_namespace.
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ns_dump_one_device (
+        acpi_handle                     obj_handle,
+        u32                             level,
+        void                            *context,
+        void                            **return_value)
+{
+        struct acpi_buffer              buffer;
+        struct acpi_device_info         *info;
+        acpi_status                     status;
+        u32                             i;
+
+
+        ACPI_FUNCTION_NAME ("ns_dump_one_device");
+
+
+        status = acpi_ns_dump_one_object (obj_handle, level, context, return_value);
+
+        buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
+        status = acpi_get_object_info (obj_handle, &buffer);
+        if (ACPI_SUCCESS (status)) {
+                info = buffer.pointer;
+                for (i = 0; i < level; i++) {
+                        ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " "));
+                }
+
+                ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES,
+                        "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
+                        info->hardware_id.value, ACPI_FORMAT_UINT64 (info->address),
+                        info->current_status));
+                ACPI_MEM_FREE (info);
+        }
+
+        return (status);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_root_devices
+ *
+ * PARAMETERS:  None
+ *
+ * DESCRIPTION: Dump all objects of type "device"
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_dump_root_devices (void)
+{
+        acpi_handle                     sys_bus_handle;
+        acpi_status                     status;
+
+
+        ACPI_FUNCTION_NAME ("ns_dump_root_devices");
+
+
+        /* Only dump the table if tracing is enabled */
+
+        if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
+                return;
+        }
+
+        status = acpi_get_handle(NULL, ACPI_NS_SYSTEM_BUS, &sys_bus_handle);
+        if (ACPI_FAILURE (status)) {
+                return;
+        }
+
+        ACPI_DEBUG_PRINT ((ACPI_DB_TABLES,
+                "Display of all devices in the namespace:\n"));
+
+        status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, sys_bus_handle,
+                         ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
+                         acpi_ns_dump_one_device, NULL, NULL);
+}
+
+#endif
+
+