mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-04 01:49:36 +00:00
25d866c46c
ACPICA commit 5a8390fbd4c5c60da0b6d4ba53b5ee34fda9a0cb With the exception code class check macros fixed in the previous commit, let us now use those to simplify exception class checks across ACPICA. Link: https://github.com/acpica/acpica/commit/5a8390fb Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com> Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Erik Kaneda <erik.kaneda@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
516 lines
12 KiB
C
516 lines
12 KiB
C
// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
|
|
/*******************************************************************************
|
|
*
|
|
* Module Name: dbobject - ACPI object decode and display
|
|
*
|
|
******************************************************************************/
|
|
|
|
#include <acpi/acpi.h>
|
|
#include "accommon.h"
|
|
#include "acnamesp.h"
|
|
#include "acdebug.h"
|
|
|
|
#define _COMPONENT ACPI_CA_DEBUGGER
|
|
ACPI_MODULE_NAME("dbobject")
|
|
|
|
/* Local prototypes */
|
|
static void acpi_db_decode_node(struct acpi_namespace_node *node);
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_dump_method_info
|
|
*
|
|
* PARAMETERS: status - Method execution status
|
|
* walk_state - Current state of the parse tree walk
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Called when a method has been aborted because of an error.
|
|
* Dumps the method execution stack, and the method locals/args,
|
|
* and disassembles the AML opcode that failed.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_db_dump_method_info(acpi_status status, struct acpi_walk_state *walk_state)
|
|
{
|
|
struct acpi_thread_state *thread;
|
|
struct acpi_namespace_node *node;
|
|
|
|
node = walk_state->method_node;
|
|
|
|
/* There are no locals or arguments for the module-level code case */
|
|
|
|
if (node == acpi_gbl_root_node) {
|
|
return;
|
|
}
|
|
|
|
/* Ignore control codes, they are not errors */
|
|
|
|
if (ACPI_CNTL_EXCEPTION(status)) {
|
|
return;
|
|
}
|
|
|
|
/* We may be executing a deferred opcode */
|
|
|
|
if (walk_state->deferred_node) {
|
|
acpi_os_printf("Executing subtree for Buffer/Package/Region\n");
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* If there is no Thread, we are not actually executing a method.
|
|
* This can happen when the iASL compiler calls the interpreter
|
|
* to perform constant folding.
|
|
*/
|
|
thread = walk_state->thread;
|
|
if (!thread) {
|
|
return;
|
|
}
|
|
|
|
/* Display the method locals and arguments */
|
|
|
|
acpi_os_printf("\n");
|
|
acpi_db_decode_locals(walk_state);
|
|
acpi_os_printf("\n");
|
|
acpi_db_decode_arguments(walk_state);
|
|
acpi_os_printf("\n");
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_decode_internal_object
|
|
*
|
|
* PARAMETERS: obj_desc - Object to be displayed
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_decode_internal_object(union acpi_operand_object *obj_desc)
|
|
{
|
|
u32 i;
|
|
|
|
if (!obj_desc) {
|
|
acpi_os_printf(" Uninitialized");
|
|
return;
|
|
}
|
|
|
|
if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
|
|
acpi_os_printf(" %p [%s]", obj_desc,
|
|
acpi_ut_get_descriptor_name(obj_desc));
|
|
return;
|
|
}
|
|
|
|
acpi_os_printf(" %s", acpi_ut_get_object_type_name(obj_desc));
|
|
|
|
switch (obj_desc->common.type) {
|
|
case ACPI_TYPE_INTEGER:
|
|
|
|
acpi_os_printf(" %8.8X%8.8X",
|
|
ACPI_FORMAT_UINT64(obj_desc->integer.value));
|
|
break;
|
|
|
|
case ACPI_TYPE_STRING:
|
|
|
|
acpi_os_printf("(%u) \"%.60s",
|
|
obj_desc->string.length,
|
|
obj_desc->string.pointer);
|
|
|
|
if (obj_desc->string.length > 60) {
|
|
acpi_os_printf("...");
|
|
} else {
|
|
acpi_os_printf("\"");
|
|
}
|
|
break;
|
|
|
|
case ACPI_TYPE_BUFFER:
|
|
|
|
acpi_os_printf("(%u)", obj_desc->buffer.length);
|
|
for (i = 0; (i < 8) && (i < obj_desc->buffer.length); i++) {
|
|
acpi_os_printf(" %2.2X", obj_desc->buffer.pointer[i]);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
acpi_os_printf(" %p", obj_desc);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_decode_node
|
|
*
|
|
* PARAMETERS: node - Object to be displayed
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Short display of a namespace node
|
|
*
|
|
******************************************************************************/
|
|
|
|
static void acpi_db_decode_node(struct acpi_namespace_node *node)
|
|
{
|
|
|
|
acpi_os_printf("<Node> Name %4.4s",
|
|
acpi_ut_get_node_name(node));
|
|
|
|
if (node->flags & ANOBJ_METHOD_ARG) {
|
|
acpi_os_printf(" [Method Arg]");
|
|
}
|
|
if (node->flags & ANOBJ_METHOD_LOCAL) {
|
|
acpi_os_printf(" [Method Local]");
|
|
}
|
|
|
|
switch (node->type) {
|
|
|
|
/* These types have no attached object */
|
|
|
|
case ACPI_TYPE_DEVICE:
|
|
|
|
acpi_os_printf(" Device");
|
|
break;
|
|
|
|
case ACPI_TYPE_THERMAL:
|
|
|
|
acpi_os_printf(" Thermal Zone");
|
|
break;
|
|
|
|
default:
|
|
|
|
acpi_db_decode_internal_object(acpi_ns_get_attached_object
|
|
(node));
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_display_internal_object
|
|
*
|
|
* PARAMETERS: obj_desc - Object to be displayed
|
|
* walk_state - Current walk state
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Short display of an internal object
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_db_display_internal_object(union acpi_operand_object *obj_desc,
|
|
struct acpi_walk_state *walk_state)
|
|
{
|
|
u8 type;
|
|
|
|
acpi_os_printf("%p ", obj_desc);
|
|
|
|
if (!obj_desc) {
|
|
acpi_os_printf("<Null Object>\n");
|
|
return;
|
|
}
|
|
|
|
/* Decode the object type */
|
|
|
|
switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
|
|
case ACPI_DESC_TYPE_PARSER:
|
|
|
|
acpi_os_printf("<Parser> ");
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_NAMED:
|
|
|
|
acpi_db_decode_node((struct acpi_namespace_node *)obj_desc);
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_OPERAND:
|
|
|
|
type = obj_desc->common.type;
|
|
if (type > ACPI_TYPE_LOCAL_MAX) {
|
|
acpi_os_printf(" Type %X [Invalid Type]", (u32)type);
|
|
return;
|
|
}
|
|
|
|
/* Decode the ACPI object type */
|
|
|
|
switch (obj_desc->common.type) {
|
|
case ACPI_TYPE_LOCAL_REFERENCE:
|
|
|
|
acpi_os_printf("[%s] ",
|
|
acpi_ut_get_reference_name(obj_desc));
|
|
|
|
/* Decode the reference */
|
|
|
|
switch (obj_desc->reference.class) {
|
|
case ACPI_REFCLASS_LOCAL:
|
|
|
|
acpi_os_printf("%X ",
|
|
obj_desc->reference.value);
|
|
if (walk_state) {
|
|
obj_desc = walk_state->local_variables
|
|
[obj_desc->reference.value].object;
|
|
acpi_os_printf("%p", obj_desc);
|
|
acpi_db_decode_internal_object
|
|
(obj_desc);
|
|
}
|
|
break;
|
|
|
|
case ACPI_REFCLASS_ARG:
|
|
|
|
acpi_os_printf("%X ",
|
|
obj_desc->reference.value);
|
|
if (walk_state) {
|
|
obj_desc = walk_state->arguments
|
|
[obj_desc->reference.value].object;
|
|
acpi_os_printf("%p", obj_desc);
|
|
acpi_db_decode_internal_object
|
|
(obj_desc);
|
|
}
|
|
break;
|
|
|
|
case ACPI_REFCLASS_INDEX:
|
|
|
|
switch (obj_desc->reference.target_type) {
|
|
case ACPI_TYPE_BUFFER_FIELD:
|
|
|
|
acpi_os_printf("%p",
|
|
obj_desc->reference.
|
|
object);
|
|
acpi_db_decode_internal_object
|
|
(obj_desc->reference.object);
|
|
break;
|
|
|
|
case ACPI_TYPE_PACKAGE:
|
|
|
|
acpi_os_printf("%p",
|
|
obj_desc->reference.
|
|
where);
|
|
if (!obj_desc->reference.where) {
|
|
acpi_os_printf
|
|
(" Uninitialized WHERE pointer");
|
|
} else {
|
|
acpi_db_decode_internal_object(*
|
|
(obj_desc->
|
|
reference.
|
|
where));
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
acpi_os_printf
|
|
("Unknown index target type");
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case ACPI_REFCLASS_REFOF:
|
|
|
|
if (!obj_desc->reference.object) {
|
|
acpi_os_printf
|
|
("Uninitialized reference subobject pointer");
|
|
break;
|
|
}
|
|
|
|
/* Reference can be to a Node or an Operand object */
|
|
|
|
switch (ACPI_GET_DESCRIPTOR_TYPE
|
|
(obj_desc->reference.object)) {
|
|
case ACPI_DESC_TYPE_NAMED:
|
|
|
|
acpi_db_decode_node(obj_desc->reference.
|
|
object);
|
|
break;
|
|
|
|
case ACPI_DESC_TYPE_OPERAND:
|
|
|
|
acpi_db_decode_internal_object
|
|
(obj_desc->reference.object);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case ACPI_REFCLASS_NAME:
|
|
|
|
acpi_db_decode_node(obj_desc->reference.node);
|
|
break;
|
|
|
|
case ACPI_REFCLASS_DEBUG:
|
|
case ACPI_REFCLASS_TABLE:
|
|
|
|
acpi_os_printf("\n");
|
|
break;
|
|
|
|
default: /* Unknown reference class */
|
|
|
|
acpi_os_printf("%2.2X\n",
|
|
obj_desc->reference.class);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
acpi_os_printf("<Obj> ");
|
|
acpi_db_decode_internal_object(obj_desc);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
acpi_os_printf("<Not a valid ACPI Object Descriptor> [%s]",
|
|
acpi_ut_get_descriptor_name(obj_desc));
|
|
break;
|
|
}
|
|
|
|
acpi_os_printf("\n");
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_decode_locals
|
|
*
|
|
* PARAMETERS: walk_state - State for current method
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Display all locals for the currently running control method
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_decode_locals(struct acpi_walk_state *walk_state)
|
|
{
|
|
u32 i;
|
|
union acpi_operand_object *obj_desc;
|
|
struct acpi_namespace_node *node;
|
|
u8 display_locals = FALSE;
|
|
|
|
node = walk_state->method_node;
|
|
|
|
/* There are no locals for the module-level code case */
|
|
|
|
if (node == acpi_gbl_root_node) {
|
|
return;
|
|
}
|
|
|
|
if (!node) {
|
|
acpi_os_printf
|
|
("No method node (Executing subtree for buffer or opregion)\n");
|
|
return;
|
|
}
|
|
|
|
if (node->type != ACPI_TYPE_METHOD) {
|
|
acpi_os_printf("Executing subtree for Buffer/Package/Region\n");
|
|
return;
|
|
}
|
|
|
|
/* Are any locals actually set? */
|
|
|
|
for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) {
|
|
obj_desc = walk_state->local_variables[i].object;
|
|
if (obj_desc) {
|
|
display_locals = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* If any are set, only display the ones that are set */
|
|
|
|
if (display_locals) {
|
|
acpi_os_printf
|
|
("\nInitialized Local Variables for Method [%4.4s]:\n",
|
|
acpi_ut_get_node_name(node));
|
|
|
|
for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) {
|
|
obj_desc = walk_state->local_variables[i].object;
|
|
if (obj_desc) {
|
|
acpi_os_printf(" Local%X: ", i);
|
|
acpi_db_display_internal_object(obj_desc,
|
|
walk_state);
|
|
}
|
|
}
|
|
} else {
|
|
acpi_os_printf
|
|
("No Local Variables are initialized for Method [%4.4s]\n",
|
|
acpi_ut_get_node_name(node));
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_db_decode_arguments
|
|
*
|
|
* PARAMETERS: walk_state - State for current method
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Display all arguments for the currently running control method
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_db_decode_arguments(struct acpi_walk_state *walk_state)
|
|
{
|
|
u32 i;
|
|
union acpi_operand_object *obj_desc;
|
|
struct acpi_namespace_node *node;
|
|
u8 display_args = FALSE;
|
|
|
|
node = walk_state->method_node;
|
|
|
|
/* There are no arguments for the module-level code case */
|
|
|
|
if (node == acpi_gbl_root_node) {
|
|
return;
|
|
}
|
|
|
|
if (!node) {
|
|
acpi_os_printf
|
|
("No method node (Executing subtree for buffer or opregion)\n");
|
|
return;
|
|
}
|
|
|
|
if (node->type != ACPI_TYPE_METHOD) {
|
|
acpi_os_printf("Executing subtree for Buffer/Package/Region\n");
|
|
return;
|
|
}
|
|
|
|
/* Are any arguments actually set? */
|
|
|
|
for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) {
|
|
obj_desc = walk_state->arguments[i].object;
|
|
if (obj_desc) {
|
|
display_args = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* If any are set, only display the ones that are set */
|
|
|
|
if (display_args) {
|
|
acpi_os_printf("Initialized Arguments for Method [%4.4s]: "
|
|
"(%X arguments defined for method invocation)\n",
|
|
acpi_ut_get_node_name(node),
|
|
node->object->method.param_count);
|
|
|
|
for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) {
|
|
obj_desc = walk_state->arguments[i].object;
|
|
if (obj_desc) {
|
|
acpi_os_printf(" Arg%u: ", i);
|
|
acpi_db_display_internal_object(obj_desc,
|
|
walk_state);
|
|
}
|
|
}
|
|
} else {
|
|
acpi_os_printf
|
|
("No Arguments are initialized for method [%4.4s]\n",
|
|
acpi_ut_get_node_name(node));
|
|
}
|
|
}
|