patch-2.4.6 linux/drivers/acpi/include/acstruct.h

• Lines: 158
• Date: Wed Jun 20 17:47:40 2001
• Orig file: v2.4.5/linux/drivers/acpi/include/acstruct.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.5/linux/drivers/acpi/include/acstruct.h linux/drivers/acpi/include/acstruct.h
@@ -0,0 +1,157 @@
+/******************************************************************************
+ *
+ * Name: acstruct.h - Internal structs
+ *       $Revision: 3 $
+ *
+ *****************************************************************************/
+
+/*
+ *  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
+ */
+
+#ifndef __ACSTRUCT_H__
+#define __ACSTRUCT_H__
+
+
+/*****************************************************************************
+ *
+ * Tree walking typedefs and structs
+ *
+ ****************************************************************************/
+
+
+/*
+ * Walk state - current state of a parse tree walk.  Used for both a leisurely stroll through
+ * the tree (for whatever reason), and for control method execution.
+ */
+
+#define NEXT_OP_DOWNWARD    1
+#define NEXT_OP_UPWARD      2
+
+#define WALK_NON_METHOD     0
+#define WALK_METHOD         1
+#define WALK_METHOD_RESTART 2
+
+typedef struct acpi_walk_state
+{
+	u8                      data_type;                          /* To differentiate various internal objs */\
+	ACPI_OWNER_ID           owner_id;                           /* Owner of objects created during the walk */
+	u8                      last_predicate;                     /* Result of last predicate */
+	u8                      next_op_info;                       /* Info about Next_op */
+	u8                      num_operands;                       /* Stack pointer for Operands[] array */
+	u8                      current_result;                     /* */
+
+	struct acpi_walk_state  *next;                              /* Next Walk_state in list */
+	ACPI_PARSE_OBJECT       *origin;                            /* Start of walk [Obsolete] */
+
+/* TBD: Obsolete with removal of WALK procedure ? */
+	ACPI_PARSE_OBJECT       *prev_op;                           /* Last op that was processed */
+	ACPI_PARSE_OBJECT       *next_op;                           /* next op to be processed */
+
+
+	ACPI_GENERIC_STATE      *results;                           /* Stack of accumulated results */
+	ACPI_GENERIC_STATE      *control_state;                     /* List of control states (nested IFs) */
+	ACPI_GENERIC_STATE      *scope_info;                        /* Stack of nested scopes */
+	ACPI_PARSE_STATE        *parser_state;                      /* Current state of parser */
+	u8                      *aml_last_while;
+	ACPI_OPCODE_INFO        *op_info;                           /* Info on current opcode */
+	ACPI_PARSE_DOWNWARDS    descending_callback;
+	ACPI_PARSE_UPWARDS      ascending_callback;
+
+	union acpi_operand_obj  *return_desc;                       /* Return object, if any */
+	union acpi_operand_obj  *method_desc;                       /* Method descriptor if running a method */
+	struct acpi_node        *method_node;                       /* Method Node if running a method */
+	ACPI_PARSE_OBJECT       *method_call_op;                    /* Method_call Op if running a method */
+	struct acpi_node        *method_call_node;                  /* Called method Node*/
+	union acpi_operand_obj  *operands[OBJ_NUM_OPERANDS];        /* Operands passed to the interpreter */
+	struct acpi_node        arguments[MTH_NUM_ARGS];            /* Control method arguments */
+	struct acpi_node        local_variables[MTH_NUM_LOCALS];    /* Control method locals */
+	struct acpi_walk_list   *walk_list;
+	u32                     parse_flags;
+	u8                      walk_type;
+	u8                      return_used;
+	u16                     opcode;                             /* Current AML opcode */
+	u32                     prev_arg_types;
+	u16                     current_sync_level;                 /* Mutex Sync (nested acquire) level */
+
+	/* Debug support */
+
+	u32                     method_breakpoint;
+
+
+} ACPI_WALK_STATE;
+
+
+/*
+ * Walk list - head of a tree of walk states.  Multiple walk states are created when there
+ * are nested control methods executing.
+ */
+typedef struct acpi_walk_list
+{
+
+	ACPI_WALK_STATE         *walk_state;
+	ACPI_OBJECT_MUTEX       acquired_mutex_list;               /* List of all currently acquired mutexes */
+
+} ACPI_WALK_LIST;
+
+
+/* Info used by Acpi_ps_init_objects */
+
+typedef struct acpi_init_walk_info
+{
+	u16                     method_count;
+	u16                     op_region_count;
+	u16                     field_count;
+	u16                     op_region_init;
+	u16                     field_init;
+	u16                     object_count;
+	ACPI_TABLE_DESC         *table_desc;
+
+} ACPI_INIT_WALK_INFO;
+
+
+/* Info used by TBD */
+
+typedef struct acpi_device_walk_info
+{
+	u16                     device_count;
+	u16                     num_STA;
+	u16                     num_INI;
+	ACPI_TABLE_DESC         *table_desc;
+
+} ACPI_DEVICE_WALK_INFO;
+
+
+/* TBD: [Restructure] Merge with struct above */
+
+typedef struct acpi_walk_info
+{
+	u32                     debug_level;
+	u32                     owner_id;
+
+} ACPI_WALK_INFO;
+
+typedef struct acpi_get_devices_info
+{
+	ACPI_WALK_CALLBACK      user_function;
+	void                    *context;
+	NATIVE_CHAR             *hid;
+
+} ACPI_GET_DEVICES_INFO;
+
+
+#endif