patch-2.4.22 linux-2.4.22/drivers/acpi/debugger/dbexec.c

• Lines: 405
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.21/drivers/acpi/debugger/dbexec.c
• Orig date: 2001-09-23 09:42:32.000000000 -0700

diff -urN linux-2.4.21/drivers/acpi/debugger/dbexec.c linux-2.4.22/drivers/acpi/debugger/dbexec.c
@@ -1,404 +0,0 @@
-/*******************************************************************************
- *
- * Module Name: dbexec - debugger control method execution
- *              $Revision: 34 $
- *
- ******************************************************************************/
-
-/*
- *  Copyright (C) 2000, 2001 R. Byron Moore
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-
-#include "acpi.h"
-#include "acparser.h"
-#include "acdispat.h"
-#include "amlcode.h"
-#include "acnamesp.h"
-#include "acparser.h"
-#include "acevents.h"
-#include "acinterp.h"
-#include "acdebug.h"
-#include "actables.h"
-
-#ifdef ENABLE_DEBUGGER
-
-#define _COMPONENT          ACPI_DEBUGGER
-	 MODULE_NAME         ("dbexec")
-
-
-db_method_info              acpi_gbl_db_method_info;
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_execute_method
- *
- * PARAMETERS:  Info            - Valid info segment
- *              Return_obj      - Where to put return object
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Execute a control method.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_db_execute_method (
-	db_method_info          *info,
-	acpi_buffer             *return_obj)
-{
-	acpi_status             status;
-	acpi_object_list        param_objects;
-	acpi_object             params[MTH_NUM_ARGS];
-	u32                     i;
-
-
-	if (acpi_gbl_db_output_to_file && !acpi_dbg_level) {
-		acpi_os_printf ("Warning: debug output is not enabled!\n");
-	}
-
-	/* Are there arguments to the method? */
-
-	if (info->args && info->args[0]) {
-		for (i = 0; info->args[i] && i < MTH_NUM_ARGS; i++) {
-			params[i].type              = ACPI_TYPE_INTEGER;
-			params[i].integer.value     = STRTOUL (info->args[i], NULL, 16);
-		}
-
-		param_objects.pointer       = params;
-		param_objects.count         = i;
-	}
-
-	else {
-		/* Setup default parameters */
-
-		params[0].type              = ACPI_TYPE_INTEGER;
-		params[0].integer.value     = 0x01020304;
-
-		params[1].type              = ACPI_TYPE_STRING;
-		params[1].string.length     = 12;
-		params[1].string.pointer    = "AML Debugger";
-
-		param_objects.pointer       = params;
-		param_objects.count         = 2;
-	}
-
-	/* Prepare for a return object of arbitrary size */
-
-	return_obj->pointer          = acpi_gbl_db_buffer;
-	return_obj->length           = ACPI_DEBUG_BUFFER_SIZE;
-
-
-	/* Do the actual method execution */
-
-	status = acpi_evaluate_object (NULL, info->pathname, &param_objects, return_obj);
-
-	acpi_gbl_cm_single_step = FALSE;
-	acpi_gbl_method_executing = FALSE;
-
-	return (status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_execute_setup
- *
- * PARAMETERS:  Info            - Valid method info
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Setup info segment prior to method execution
- *
- ******************************************************************************/
-
-void
-acpi_db_execute_setup (
-	db_method_info          *info)
-{
-
-	/* Catenate the current scope to the supplied name */
-
-	info->pathname[0] = 0;
-	if ((info->name[0] != '\\') &&
-		(info->name[0] != '/')) {
-		STRCAT (info->pathname, acpi_gbl_db_scope_buf);
-	}
-
-	STRCAT (info->pathname, info->name);
-	acpi_db_prep_namestring (info->pathname);
-
-	acpi_db_set_output_destination (DB_DUPLICATE_OUTPUT);
-	acpi_os_printf ("Executing %s\n", info->pathname);
-
-	if (info->flags & EX_SINGLE_STEP) {
-		acpi_gbl_cm_single_step = TRUE;
-		acpi_db_set_output_destination (DB_CONSOLE_OUTPUT);
-	}
-
-	else {
-		/* No single step, allow redirection to a file */
-
-		acpi_db_set_output_destination (DB_REDIRECTABLE_OUTPUT);
-	}
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_get_outstanding_allocations
- *
- * PARAMETERS:  None
- *
- * RETURN:      Current global allocation count minus cache entries
- *
- * DESCRIPTION: Determine the current number of "outstanding" allocations --
- *              those allocations that have not been freed and also are not
- *              in one of the various object caches.
- *
- ******************************************************************************/
-
-u32
-acpi_db_get_outstanding_allocations (void)
-{
-	u32                     i;
-	u32                     outstanding = 0;
-
-
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-
-	for (i = ACPI_MEM_LIST_FIRST_CACHE_LIST; i < ACPI_NUM_MEM_LISTS; i++) {
-		outstanding += (acpi_gbl_memory_lists[i].total_allocated -
-				  acpi_gbl_memory_lists[i].total_freed -
-				  acpi_gbl_memory_lists[i].cache_depth);
-	}
-#endif
-
-	return (outstanding);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_execute
- *
- * PARAMETERS:  Name                - Name of method to execute
- *              Args                - Parameters to the method
- *              Flags               - single step/no single step
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Execute a control method.  Name is relative to the current
- *              scope.
- *
- ******************************************************************************/
-
-void
-acpi_db_execute (
-	NATIVE_CHAR             *name,
-	NATIVE_CHAR             **args,
-	u32                     flags)
-{
-	acpi_status             status;
-	acpi_buffer             return_obj;
-
-
-#ifdef ACPI_DEBUG
-	u32                     previous_allocations;
-	u32                     allocations;
-
-
-	/* Memory allocation tracking */
-
-	previous_allocations = acpi_db_get_outstanding_allocations ();
-#endif
-
-	acpi_gbl_db_method_info.name = name;
-	acpi_gbl_db_method_info.args = args;
-	acpi_gbl_db_method_info.flags = flags;
-
-	acpi_db_execute_setup (&acpi_gbl_db_method_info);
-	status = acpi_db_execute_method (&acpi_gbl_db_method_info, &return_obj);
-
-	/*
-	 * Allow any handlers in separate threads to complete.
-	 * (Such as Notify handlers invoked from AML executed above).
-	 */
-	acpi_os_sleep (0, 10);
-
-
-#ifdef ACPI_DEBUG
-
-	/* Memory allocation tracking */
-
-	allocations = acpi_db_get_outstanding_allocations () - previous_allocations;
-
-	acpi_db_set_output_destination (DB_DUPLICATE_OUTPUT);
-
-	if (allocations > 0) {
-		acpi_os_printf ("Outstanding: %ld allocations after execution\n",
-				  allocations);
-	}
-#endif
-
-	if (ACPI_FAILURE (status)) {
-		acpi_os_printf ("Execution of %s failed with status %s\n",
-			acpi_gbl_db_method_info.pathname, acpi_format_exception (status));
-	}
-
-	else {
-		/* Display a return object, if any */
-
-		if (return_obj.length) {
-			acpi_os_printf ("Execution of %s returned object %p Buflen %X\n",
-				acpi_gbl_db_method_info.pathname, return_obj.pointer, return_obj.length);
-			acpi_db_dump_object (return_obj.pointer, 1);
-		}
-	}
-
-	acpi_db_set_output_destination (DB_CONSOLE_OUTPUT);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_method_thread
- *
- * PARAMETERS:  Context             - Execution info segment
- *
- * RETURN:      None
- *
- * DESCRIPTION: Debugger execute thread.  Waits for a command line, then
- *              simply dispatches it.
- *
- ******************************************************************************/
-
-void
-acpi_db_method_thread (
-	void                    *context)
-{
-	acpi_status             status;
-	db_method_info          *info = context;
-	u32                     i;
-	acpi_buffer             return_obj;
-
-
-	for (i = 0; i < info->num_loops; i++) {
-		status = acpi_db_execute_method (info, &return_obj);
-		if (ACPI_SUCCESS (status)) {
-			if (return_obj.length) {
-				acpi_os_printf ("Execution of %s returned object %p Buflen %X\n",
-					info->pathname, return_obj.pointer, return_obj.length);
-				acpi_db_dump_object (return_obj.pointer, 1);
-			}
-		}
-	}
-
-	/* Signal our completion */
-
-	acpi_os_signal_semaphore (info->thread_gate, 1);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION:    Acpi_db_create_execution_threads
- *
- * PARAMETERS:  Num_threads_arg         - Number of threads to create
- *              Num_loops_arg           - Loop count for the thread(s)
- *              Method_name_arg         - Control method to execute
- *
- * RETURN:      None
- *
- * DESCRIPTION: Create threads to execute method(s)
- *
- ******************************************************************************/
-
-void
-acpi_db_create_execution_threads (
-	NATIVE_CHAR             *num_threads_arg,
-	NATIVE_CHAR             *num_loops_arg,
-	NATIVE_CHAR             *method_name_arg)
-{
-	acpi_status             status;
-	u32                     num_threads;
-	u32                     num_loops;
-	u32                     i;
-	acpi_handle             thread_gate;
-
-
-	/* Get the arguments */
-
-	num_threads = STRTOUL (num_threads_arg, NULL, 0);
-	num_loops = STRTOUL (num_loops_arg, NULL, 0);
-
-	if (!num_threads || !num_loops) {
-		acpi_os_printf ("Bad argument: Threads %X, Loops %X\n", num_threads, num_loops);
-		return;
-	}
-
-
-	/* Create the synchronization semaphore */
-
-	status = acpi_os_create_semaphore (1, 0, &thread_gate);
-	if (ACPI_FAILURE (status)) {
-		acpi_os_printf ("Could not create semaphore, %s\n", acpi_format_exception (status));
-		return;
-	}
-
-	/* Setup the context to be passed to each thread */
-
-	acpi_gbl_db_method_info.name = method_name_arg;
-	acpi_gbl_db_method_info.args = NULL;
-	acpi_gbl_db_method_info.flags = 0;
-	acpi_gbl_db_method_info.num_loops = num_loops;
-	acpi_gbl_db_method_info.thread_gate = thread_gate;
-
-	acpi_db_execute_setup (&acpi_gbl_db_method_info);
-
-
-	/* Create the threads */
-
-	acpi_os_printf ("Creating %X threads to execute %X times each\n", num_threads, num_loops);
-
-	for (i = 0; i < (num_threads); i++) {
-		acpi_os_queue_for_execution (OSD_PRIORITY_MED, acpi_db_method_thread, &acpi_gbl_db_method_info);
-	}
-
-
-	/* Wait for all threads to complete */
-
-	i = num_threads;
-	while (i)   /* Brain damage for OSD implementations that only support wait of 1 unit */ {
-		status = acpi_os_wait_semaphore (thread_gate, 1, WAIT_FOREVER);
-		i--;
-	}
-
-	/* Cleanup and exit */
-
-	acpi_os_delete_semaphore (thread_gate);
-
-	acpi_db_set_output_destination (DB_DUPLICATE_OUTPUT);
-	acpi_os_printf ("All threads (%X) have completed\n", num_threads);
-	acpi_db_set_output_destination (DB_CONSOLE_OUTPUT);
-}
-
-
-#endif /* ENABLE_DEBUGGER */
-
-