ACPICA: Debugger: Add missing objects; Traverse linked lists

This change adds support for two missing objects, the "extra" and
"data" secondary objects, as well as adding support to traverse and
display linked lists related to ACPICA objects.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

2 files changed, 199 insertions, 34 deletions

diff --git a/drivers/acpi/acpica/acinterp.h b/drivers/acpi/acpica/acinterp.h
index 277f4d03c080..fc222d69e2ab 100644
--- a/drivers/acpi/acpica/acinterp.h
+++ b/drivers/acpi/acpica/acinterp.h
@@ -89,6 +89,10 @@ typedef const struct acpi_exdump_info {
 #define ACPI_EXD_PACKAGE                11
 #define ACPI_EXD_FIELD                  12
 #define ACPI_EXD_REFERENCE              13
+#define ACPI_EXD_LIST                   14      /* Operand object list */
+#define ACPI_EXD_HDLR_LIST              15      /* Address Handler list */
+#define ACPI_EXD_RGN_LIST               16      /* Region list */
+#define ACPI_EXD_NODE                   17      /* Namespace Node */
 
 /* restore default alignment */
 
diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
index c3e419c23d17..973fdae00f94 100644
--- a/drivers/acpi/acpica/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -94,12 +94,13 @@ static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
         {ACPI_EXD_BUFFER, 0, NULL}
 };
 
-static struct acpi_exdump_info acpi_ex_dump_package[5] = {
+static struct acpi_exdump_info acpi_ex_dump_package[6] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(package.node), "Parent Node"},
         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
@@ -108,11 +109,11 @@ static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 
 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[0]),
          "System Notify"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[1]),
-         "Device Notify"}
+         "Device Notify"},
+        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(device.handler), "Handler"}
 };
 
 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
@@ -142,17 +143,18 @@ static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 };
 
-static struct acpi_exdump_info acpi_ex_dump_region[7] = {
+static struct acpi_exdump_info acpi_ex_dump_region[8] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(region.node), "Parent Node"},
         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
+        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(region.handler), "Handler"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 };
 
-static struct acpi_exdump_info acpi_ex_dump_power[5] = {
+static struct acpi_exdump_info acpi_ex_dump_power[6] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
          "System Level"},
@@ -161,7 +163,8 @@ static struct acpi_exdump_info acpi_ex_dump_power[5] = {
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[0]),
          "System Notify"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[1]),
-         "Device Notify"}
+         "Device Notify"},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.handler), "Handler"}
 };
 
 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
@@ -225,7 +228,7 @@ static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(reference.node), "Node"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
         {ACPI_EXD_REFERENCE, 0, NULL}
 };
@@ -234,16 +237,16 @@ static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
          NULL},
         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
+        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(address_space.next), "Next"},
+        {ACPI_EXD_RGN_LIST, ACPI_EXD_OFFSET(address_space.region_list),
          "Region List"},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(address_space.node), "Node"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 };
 
 static struct acpi_exdump_info acpi_ex_dump_notify[7] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
-        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(notify.node), "Node"},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(notify.handler_type), "Handler Type"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.handler), "Handler"},
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"},
@@ -252,14 +255,31 @@ static struct acpi_exdump_info acpi_ex_dump_notify[7] = {
         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.next[1]), "Next Device Notify"}
 };
 
+static struct acpi_exdump_info acpi_ex_dump_extra[6] = {
+        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_extra), NULL},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.method_REG), "_REG Method"},
+        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(extra.scope_node), "Scope Node"},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.region_context),
+         "Region Context"},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.aml_start), "Aml Start"},
+        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(extra.aml_length), "Aml Length"}
+};
+
+static struct acpi_exdump_info acpi_ex_dump_data[3] = {
+        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_data), NULL},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(data.handler), "Handler"},
+        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(data.pointer), "Raw Data"}
+};
+
 /* Miscellaneous tables */
 
-static struct acpi_exdump_info acpi_ex_dump_common[4] = {
+static struct acpi_exdump_info acpi_ex_dump_common[5] = {
         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
         {ACPI_EXD_TYPE, 0, NULL},
         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
          "Reference Count"},
-        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
+        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"},
+        {ACPI_EXD_LIST, ACPI_EXD_OFFSET(common.next_object), "Object List"}
 };
 
 static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
@@ -274,15 +294,17 @@ static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
          "Field Bit Offset"},
         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
          "Base Byte Offset"},