From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/acpi/acpica/dbmethod.c | 175 ++++++++++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 150 insertions(+), 25 deletions(-)
diff --git a/kernel/drivers/acpi/acpica/dbmethod.c b/kernel/drivers/acpi/acpica/dbmethod.c
index d8b7a0f..889d138 100644
--- a/kernel/drivers/acpi/acpica/dbmethod.c
+++ b/kernel/drivers/acpi/acpica/dbmethod.c
@@ -21,6 +21,8 @@
acpi_db_walk_for_execute(acpi_handle obj_handle,
u32 nesting_level, void *context, void **return_value);
+static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node);
+
/*******************************************************************************
*
* FUNCTION: acpi_db_set_method_breakpoint
@@ -302,6 +304,10 @@
}
status = acpi_ut_allocate_owner_id(&obj_desc->method.owner_id);
+ if (ACPI_FAILURE(status)) {
+ return (status);
+ }
+
walk_state->owner_id = obj_desc->method.owner_id;
/* Push start scope on scope stack and make it current */
@@ -317,6 +323,10 @@
walk_state->parse_flags |= ACPI_PARSE_DISASSEMBLE;
status = acpi_ps_parse_aml(walk_state);
+ if (ACPI_FAILURE(status)) {
+ return (status);
+ }
+
(void)acpi_dm_parse_deferred_ops(op);
/* Now we can disassemble the method */
@@ -338,42 +348,26 @@
/*******************************************************************************
*
- * FUNCTION: acpi_db_walk_for_execute
+ * FUNCTION: acpi_db_evaluate_object
*
- * PARAMETERS: Callback from walk_namespace
+ * PARAMETERS: node - Namespace node for the object
*
* RETURN: Status
*
- * DESCRIPTION: Batch execution module. Currently only executes predefined
- * ACPI names.
+ * DESCRIPTION: Main execution function for the Evaluate/Execute/All debugger
+ * commands.
*
******************************************************************************/
-static acpi_status
-acpi_db_walk_for_execute(acpi_handle obj_handle,
- u32 nesting_level, void *context, void **return_value)
+static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node)
{
- struct acpi_namespace_node *node =
- (struct acpi_namespace_node *)obj_handle;
- struct acpi_db_execute_walk *info =
- (struct acpi_db_execute_walk *)context;
- struct acpi_buffer return_obj;
- acpi_status status;
char *pathname;
u32 i;
struct acpi_device_info *obj_info;
struct acpi_object_list param_objects;
union acpi_object params[ACPI_METHOD_NUM_ARGS];
- const union acpi_predefined_info *predefined;
-
- predefined = acpi_ut_match_predefined_method(node->name.ascii);
- if (!predefined) {
- return (AE_OK);
- }
-
- if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
- return (AE_OK);
- }
+ struct acpi_buffer return_obj;
+ acpi_status status;
pathname = acpi_ns_get_external_pathname(node);
if (!pathname) {
@@ -382,7 +376,7 @@
/* Get the object info for number of method parameters */
- status = acpi_get_object_info(obj_handle, &obj_info);
+ status = acpi_get_object_info(node, &obj_info);
if (ACPI_FAILURE(status)) {
ACPI_FREE(pathname);
return (status);
@@ -413,13 +407,66 @@
acpi_gbl_method_executing = TRUE;
status = acpi_evaluate_object(node, NULL, ¶m_objects, &return_obj);
+ acpi_gbl_method_executing = FALSE;
acpi_os_printf("%-32s returned %s\n", pathname,
acpi_format_exception(status));
- acpi_gbl_method_executing = FALSE;
+ if (return_obj.length) {
+ acpi_os_printf("Evaluation of %s returned object %p, "
+ "external buffer length %X\n",
+ pathname, return_obj.pointer,
+ (u32)return_obj.length);
+
+ acpi_db_dump_external_object(return_obj.pointer, 1);
+ acpi_os_printf("\n");
+ }
+
ACPI_FREE(pathname);
/* Ignore status from method execution */
+
+ return (AE_OK);
+
+ /* Update count, check if we have executed enough methods */
+
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_walk_for_execute
+ *
+ * PARAMETERS: Callback from walk_namespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Batch execution function. Evaluates all "predefined" objects --
+ * the nameseg begins with an underscore.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_db_walk_for_execute(acpi_handle obj_handle,
+ u32 nesting_level, void *context, void **return_value)
+{
+ struct acpi_namespace_node *node =
+ (struct acpi_namespace_node *)obj_handle;
+ struct acpi_db_execute_walk *info =
+ (struct acpi_db_execute_walk *)context;
+ acpi_status status;
+ const union acpi_predefined_info *predefined;
+
+ predefined = acpi_ut_match_predefined_method(node->name.ascii);
+ if (!predefined) {
+ return (AE_OK);
+ }
+
+ if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
+ return (AE_OK);
+ }
+
+ acpi_db_evaluate_object(node);
+
+ /* Ignore status from object evaluation */
status = AE_OK;
@@ -430,6 +477,52 @@
status = AE_CTRL_TERMINATE;
}
+ return (status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_walk_for_execute_all
+ *
+ * PARAMETERS: Callback from walk_namespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Batch execution function. Evaluates all objects whose path ends
+ * with the nameseg "Info->NameSeg". Used for the "ALL" command.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_db_walk_for_execute_all(acpi_handle obj_handle,
+ u32 nesting_level,
+ void *context, void **return_value)
+{
+ struct acpi_namespace_node *node =
+ (struct acpi_namespace_node *)obj_handle;
+ struct acpi_db_execute_walk *info =
+ (struct acpi_db_execute_walk *)context;
+ acpi_status status;
+
+ if (!ACPI_COMPARE_NAMESEG(node->name.ascii, info->name_seg)) {
+ return (AE_OK);
+ }
+
+ if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
+ return (AE_OK);
+ }
+
+ /* Now evaluate the input object (node) */
+
+ acpi_db_evaluate_object(node);
+
+ /* Ignore status from method execution */
+
+ status = AE_OK;
+
+ /* Update count of executed methods/objects */
+
+ info->count++;
return (status);
}
@@ -462,3 +555,35 @@
acpi_os_printf("Evaluated %u predefined names in the namespace\n",
info.count);
}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_evaluate_all
+ *
+ * PARAMETERS: none_acpi_gbl_db_method_info
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Namespace batch execution. Implements the "ALL" command.
+ * Execute all namepaths whose final nameseg matches the
+ * input nameseg.
+ *
+ ******************************************************************************/
+
+void acpi_db_evaluate_all(char *name_seg)
+{
+ struct acpi_db_execute_walk info;
+
+ info.count = 0;
+ info.max_count = ACPI_UINT32_MAX;
+ ACPI_COPY_NAMESEG(info.name_seg, name_seg);
+ info.name_seg[ACPI_NAMESEG_SIZE] = 0;
+
+ /* Search all nodes in namespace */
+
+ (void)acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
+ ACPI_UINT32_MAX, acpi_db_walk_for_execute_all,
+ NULL, (void *)&info, NULL);
+
+ acpi_os_printf("Evaluated %u names in the namespace\n", info.count);
+}
--
Gitblit v1.6.2