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kolibrios-gitea/drivers/devman/acpica/disassembler/dmwalk.c
Sergey Semyonov (Serge) 0f1313efde acpica library 
git-svn-id: svn://kolibrios.org@1498 a494cfbc-eb01-0410-851d-a64ba20cac60
2010-06-18 14:39:07 +00:00

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/*******************************************************************************
*
* Module Name: dmwalk - AML disassembly tree walk
*
******************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* documentation and/or other materials provided with distribution. In
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* provision in the documentation and/or other materials provided with the
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* ensure that the distribution and export/re-export of the software is in
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* any of its subsidiaries will export/re-export any technical data, process,
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************/
#include "acpi.h"
#include "accommon.h"
#include "acparser.h"
#include "amlcode.h"
#include "acdisasm.h"
#include "acdebug.h"
#ifdef ACPI_DISASSEMBLER
#define _COMPONENT ACPI_CA_DEBUGGER
ACPI_MODULE_NAME ("dmwalk")
#define DB_FULL_OP_INFO "[%4.4s] @%5.5X #%4.4X: "
/* Stub for non-compiler code */
#ifndef ACPI_ASL_COMPILER
void
AcpiDmEmitExternals (
void)
{
return;
}
#endif
/* Local prototypes */
static ACPI_STATUS
AcpiDmDescendingOp (
ACPI_PARSE_OBJECT *Op,
UINT32 Level,
void *Context);
static ACPI_STATUS
AcpiDmAscendingOp (
ACPI_PARSE_OBJECT *Op,
UINT32 Level,
void *Context);
static UINT32
AcpiDmBlockType (
ACPI_PARSE_OBJECT *Op);
/*******************************************************************************
*
* FUNCTION: AcpiDmDisassemble
*
* PARAMETERS: WalkState - Current state
* Origin - Starting object
* NumOpcodes - Max number of opcodes to be displayed
*
* RETURN: None
*
* DESCRIPTION: Disassemble parser object and its children. This is the
* main entry point of the disassembler.
*
******************************************************************************/
void
AcpiDmDisassemble (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Origin,
UINT32 NumOpcodes)
{
ACPI_PARSE_OBJECT *Op = Origin;
ACPI_OP_WALK_INFO Info;
if (!Op)
{
return;
}
Info.Flags = 0;
Info.Level = 0;
Info.Count = 0;
Info.WalkState = WalkState;
AcpiDmWalkParseTree (Op, AcpiDmDescendingOp, AcpiDmAscendingOp, &Info);
return;
}
/*******************************************************************************
*
* FUNCTION: AcpiDmWalkParseTree
*
* PARAMETERS: Op - Root Op object
* DescendingCallback - Called during tree descent
* AscendingCallback - Called during tree ascent
* Context - To be passed to the callbacks
*
* RETURN: Status from callback(s)
*
* DESCRIPTION: Walk the entire parse tree.
*
******************************************************************************/
void
AcpiDmWalkParseTree (
ACPI_PARSE_OBJECT *Op,
ASL_WALK_CALLBACK DescendingCallback,
ASL_WALK_CALLBACK AscendingCallback,
void *Context)
{
BOOLEAN NodePreviouslyVisited;
ACPI_PARSE_OBJECT *StartOp = Op;
ACPI_STATUS Status;
ACPI_PARSE_OBJECT *Next;
ACPI_OP_WALK_INFO *Info = Context;
Info->Level = 0;
NodePreviouslyVisited = FALSE;
while (Op)
{
if (NodePreviouslyVisited)
{
if (AscendingCallback)
{
Status = AscendingCallback (Op, Info->Level, Context);
if (ACPI_FAILURE (Status))
{
return;
}
}
}
else
{
/* Let the callback process the node */
Status = DescendingCallback (Op, Info->Level, Context);
if (ACPI_SUCCESS (Status))
{
/* Visit children first, once */
Next = AcpiPsGetArg (Op, 0);
if (Next)
{
Info->Level++;
Op = Next;
continue;
}
}
else if (Status != AE_CTRL_DEPTH)
{
/* Exit immediately on any error */
return;
}
}
/* Terminate walk at start op */
if (Op == StartOp)
{
break;
}
/* No more children, re-visit this node */
if (!NodePreviouslyVisited)
{
NodePreviouslyVisited = TRUE;
continue;
}
/* No more children, visit peers */
if (Op->Common.Next)
{
Op = Op->Common.Next;
NodePreviouslyVisited = FALSE;
}
else
{
/* No peers, re-visit parent */
if (Info->Level != 0 )
{
Info->Level--;
}
Op = Op->Common.Parent;
NodePreviouslyVisited = TRUE;
}
}
/* If we get here, the walk completed with no errors */
return;
}
/*******************************************************************************
*
* FUNCTION: AcpiDmBlockType
*
* PARAMETERS: Op - Object to be examined
*
* RETURN: BlockType - not a block, parens, braces, or even both.
*
* DESCRIPTION: Type of block for this op (parens or braces)
*
******************************************************************************/
static UINT32
AcpiDmBlockType (
ACPI_PARSE_OBJECT *Op)
{
const ACPI_OPCODE_INFO *OpInfo;
if (!Op)
{
return (BLOCK_NONE);
}
switch (Op->Common.AmlOpcode)
{
case AML_ELSE_OP:
return (BLOCK_BRACE);
case AML_METHOD_OP:
case AML_DEVICE_OP:
case AML_SCOPE_OP:
case AML_PROCESSOR_OP:
case AML_POWER_RES_OP:
case AML_THERMAL_ZONE_OP:
case AML_IF_OP:
case AML_WHILE_OP:
case AML_FIELD_OP:
case AML_INDEX_FIELD_OP:
case AML_BANK_FIELD_OP:
return (BLOCK_PAREN | BLOCK_BRACE);
case AML_BUFFER_OP:
if (Op->Common.DisasmOpcode == ACPI_DASM_UNICODE)
{
return (BLOCK_NONE);
}
/*lint -fallthrough */
case AML_PACKAGE_OP:
case AML_VAR_PACKAGE_OP:
return (BLOCK_PAREN | BLOCK_BRACE);
case AML_EVENT_OP:
return (BLOCK_PAREN);
default:
OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
if (OpInfo->Flags & AML_HAS_ARGS)
{
return (BLOCK_PAREN);
}
return (BLOCK_NONE);
}
}
/*******************************************************************************
*
* FUNCTION: AcpiDmListType
*
* PARAMETERS: Op - Object to be examined
*
* RETURN: ListType - has commas or not.
*
* DESCRIPTION: Type of block for this op (parens or braces)
*
******************************************************************************/
UINT32
AcpiDmListType (
ACPI_PARSE_OBJECT *Op)
{
const ACPI_OPCODE_INFO *OpInfo;
if (!Op)
{
return (BLOCK_NONE);
}
switch (Op->Common.AmlOpcode)
{
case AML_ELSE_OP:
case AML_METHOD_OP:
case AML_DEVICE_OP:
case AML_SCOPE_OP:
case AML_POWER_RES_OP:
case AML_PROCESSOR_OP:
case AML_THERMAL_ZONE_OP:
case AML_IF_OP:
case AML_WHILE_OP:
case AML_FIELD_OP:
case AML_INDEX_FIELD_OP:
case AML_BANK_FIELD_OP:
return (BLOCK_NONE);
case AML_BUFFER_OP:
case AML_PACKAGE_OP:
case AML_VAR_PACKAGE_OP:
return (BLOCK_COMMA_LIST);
default:
OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
if (OpInfo->Flags & AML_HAS_ARGS)
{
return (BLOCK_COMMA_LIST);
}
return (BLOCK_NONE);
}
}
/*******************************************************************************
*
* FUNCTION: AcpiDmDescendingOp
*
* PARAMETERS: ASL_WALK_CALLBACK
*
* RETURN: Status
*
* DESCRIPTION: First visitation of a parse object during tree descent.
* Decode opcode name and begin parameter list(s), if any.
*
******************************************************************************/
static ACPI_STATUS
AcpiDmDescendingOp (
ACPI_PARSE_OBJECT *Op,
UINT32 Level,
void *Context)
{
ACPI_OP_WALK_INFO *Info = Context;
const ACPI_OPCODE_INFO *OpInfo;
UINT32 Name;
ACPI_PARSE_OBJECT *NextOp;
if (Op->Common.DisasmFlags & ACPI_PARSEOP_IGNORE)
{
/* Ignore this op -- it was handled elsewhere */
return (AE_CTRL_DEPTH);
}
/* Level 0 is at the Definition Block level */
if (Level == 0)
{
/* In verbose mode, print the AML offset, opcode and depth count */
if (Info->WalkState)
{
VERBOSE_PRINT ((DB_FULL_OP_INFO,
(Info->WalkState->MethodNode ?
Info->WalkState->MethodNode->Name.Ascii : " "),
Op->Common.AmlOffset, (UINT32) Op->Common.AmlOpcode));
}
if (Op->Common.AmlOpcode == AML_SCOPE_OP)
{
/* This is the beginning of the Definition Block */
AcpiOsPrintf ("{\n");
/* Emit all External() declarations here */
AcpiDmEmitExternals ();
return (AE_OK);
}
}
else if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
{
/*
* This is a first-level element of a term list,
* indent a new line
*/
AcpiDmIndent (Level);
Info->LastLevel = Level;
Info->Count = 0;
}
/*
* This is an inexpensive mechanism to try and keep lines from getting
* too long. When the limit is hit, start a new line at the previous
* indent plus one. A better but more expensive mechanism would be to
* keep track of the current column.
*/
Info->Count++;
if (Info->Count /*+Info->LastLevel*/ > 10)
{
Info->Count = 0;
AcpiOsPrintf ("\n");
AcpiDmIndent (Info->LastLevel + 1);
}
/* Print the opcode name */
AcpiDmDisassembleOneOp (NULL, Info, Op);
if (Op->Common.DisasmOpcode == ACPI_DASM_LNOT_PREFIX)
{
return (AE_OK);
}
if ((Op->Common.AmlOpcode == AML_NAME_OP) ||
(Op->Common.AmlOpcode == AML_RETURN_OP))
{
Info->Level--;
}
/* Start the opcode argument list if necessary */
OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
if ((OpInfo->Flags & AML_HAS_ARGS) ||
(Op->Common.AmlOpcode == AML_EVENT_OP))
{
/* This opcode has an argument list */
if (AcpiDmBlockType (Op) & BLOCK_PAREN)
{
AcpiOsPrintf (" (");
}
/* If this is a named opcode, print the associated name value */
if (OpInfo->Flags & AML_NAMED)
{
switch (Op->Common.AmlOpcode)
{
case AML_ALIAS_OP:
NextOp = AcpiPsGetDepthNext (NULL, Op);
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
AcpiDmNamestring (NextOp->Common.Value.Name);
AcpiOsPrintf (", ");
/*lint -fallthrough */
default:
Name = AcpiPsGetName (Op);
if (Op->Named.Path)
{
AcpiDmNamestring ((char *) Op->Named.Path);
}
else
{
AcpiDmDumpName (Name);
}
if (Op->Common.AmlOpcode != AML_INT_NAMEDFIELD_OP)
{
if (AcpiGbl_DbOpt_verbose)
{
(void) AcpiPsDisplayObjectPathname (NULL, Op);
}
}
break;
}
switch (Op->Common.AmlOpcode)
{
case AML_METHOD_OP:
AcpiDmMethodFlags (Op);
AcpiOsPrintf (")");
break;
case AML_NAME_OP:
/* Check for _HID and related EISAID() */
AcpiDmIsEisaId (Op);
AcpiOsPrintf (", ");
break;
case AML_REGION_OP:
AcpiDmRegionFlags (Op);
break;
case AML_POWER_RES_OP:
/* Mark the next two Ops as part of the parameter list */
AcpiOsPrintf (", ");
NextOp = AcpiPsGetDepthNext (NULL, Op);
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
NextOp = NextOp->Common.Next;
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
return (AE_OK);
case AML_PROCESSOR_OP:
/* Mark the next three Ops as part of the parameter list */
AcpiOsPrintf (", ");
NextOp = AcpiPsGetDepthNext (NULL, Op);
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
NextOp = NextOp->Common.Next;
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
NextOp = NextOp->Common.Next;
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
return (AE_OK);
case AML_MUTEX_OP:
case AML_DATA_REGION_OP:
AcpiOsPrintf (", ");
return (AE_OK);
case AML_EVENT_OP:
case AML_ALIAS_OP:
return (AE_OK);
case AML_SCOPE_OP:
case AML_DEVICE_OP:
case AML_THERMAL_ZONE_OP:
AcpiOsPrintf (")");
break;
default:
AcpiOsPrintf ("*** Unhandled named opcode %X\n", Op->Common.AmlOpcode);
break;
}
}
else switch (Op->Common.AmlOpcode)
{
case AML_FIELD_OP:
case AML_BANK_FIELD_OP:
case AML_INDEX_FIELD_OP:
Info->BitOffset = 0;
/* Name of the parent OperationRegion */
NextOp = AcpiPsGetDepthNext (NULL, Op);
AcpiDmNamestring (NextOp->Common.Value.Name);
AcpiOsPrintf (", ");
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
switch (Op->Common.AmlOpcode)
{
case AML_BANK_FIELD_OP:
/* Namestring - Bank Name */
NextOp = AcpiPsGetDepthNext (NULL, NextOp);
AcpiDmNamestring (NextOp->Common.Value.Name);
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
AcpiOsPrintf (", ");
/*
* Bank Value. This is a TermArg in the middle of the parameter
* list, must handle it here.
*
* Disassemble the TermArg parse tree. ACPI_PARSEOP_PARAMLIST
* eliminates newline in the output.
*/
NextOp = NextOp->Common.Next;
Info->Flags = ACPI_PARSEOP_PARAMLIST;
AcpiDmWalkParseTree (NextOp, AcpiDmDescendingOp, AcpiDmAscendingOp, Info);
Info->Flags = 0;
Info->Level = Level;
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
AcpiOsPrintf (", ");
break;
case AML_INDEX_FIELD_OP:
/* Namestring - Data Name */
NextOp = AcpiPsGetDepthNext (NULL, NextOp);
AcpiDmNamestring (NextOp->Common.Value.Name);
AcpiOsPrintf (", ");
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
break;
default:
break;
}
AcpiDmFieldFlags (NextOp);
break;
case AML_BUFFER_OP:
/* The next op is the size parameter */
NextOp = AcpiPsGetDepthNext (NULL, Op);
if (!NextOp)
{
/* Single-step support */
return (AE_OK);
}
if (Op->Common.DisasmOpcode == ACPI_DASM_RESOURCE)
{
/*
* We have a resource list. Don't need to output
* the buffer size Op. Open up a new block
*/
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
NextOp = NextOp->Common.Next;
AcpiOsPrintf (")\n");
AcpiDmIndent (Info->Level);
AcpiOsPrintf ("{\n");
return (AE_OK);
}
/* Normal Buffer, mark size as in the parameter list */
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
return (AE_OK);
case AML_VAR_PACKAGE_OP:
case AML_IF_OP:
case AML_WHILE_OP:
/* The next op is the size or predicate parameter */
NextOp = AcpiPsGetDepthNext (NULL, Op);
if (NextOp)
{
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
}
return (AE_OK);
case AML_PACKAGE_OP:
/* The next op is the size or predicate parameter */
NextOp = AcpiPsGetDepthNext (NULL, Op);
if (NextOp)
{
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
}
return (AE_OK);
case AML_MATCH_OP:
AcpiDmMatchOp (Op);
break;
default:
break;
}
if (AcpiDmBlockType (Op) & BLOCK_BRACE)
{
AcpiOsPrintf ("\n");
AcpiDmIndent (Level);
AcpiOsPrintf ("{\n");
}
}
return (AE_OK);
}
/*******************************************************************************
*
* FUNCTION: AcpiDmAscendingOp
*
* PARAMETERS: ASL_WALK_CALLBACK
*
* RETURN: Status
*
* DESCRIPTION: Second visitation of a parse object, during ascent of parse
* tree. Close out any parameter lists and complete the opcode.
*
******************************************************************************/
static ACPI_STATUS
AcpiDmAscendingOp (
ACPI_PARSE_OBJECT *Op,
UINT32 Level,
void *Context)
{
ACPI_OP_WALK_INFO *Info = Context;
if (Op->Common.DisasmFlags & ACPI_PARSEOP_IGNORE)
{
/* Ignore this op -- it was handled elsewhere */
return (AE_OK);
}
if ((Level == 0) && (Op->Common.AmlOpcode == AML_SCOPE_OP))
{
/* Indicates the end of the current descriptor block (table) */
AcpiOsPrintf ("}\n\n");
return (AE_OK);
}
switch (AcpiDmBlockType (Op))
{
case BLOCK_PAREN:
/* Completed an op that has arguments, add closing paren */
AcpiOsPrintf (")");
/* Could be a nested operator, check if comma required */
if (!AcpiDmCommaIfListMember (Op))
{
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
{
/*
* This is a first-level element of a term list
* start a new line
*/
if (!(Info->Flags & ACPI_PARSEOP_PARAMLIST))
{
AcpiOsPrintf ("\n");
}
}
}
break;
case BLOCK_BRACE:
case (BLOCK_BRACE | BLOCK_PAREN):
/* Completed an op that has a term list, add closing brace */
if (Op->Common.DisasmFlags & ACPI_PARSEOP_EMPTY_TERMLIST)
{
AcpiOsPrintf ("}");
}
else
{
AcpiDmIndent (Level);
AcpiOsPrintf ("}");
}
AcpiDmCommaIfListMember (Op);
if (AcpiDmBlockType (Op->Common.Parent) != BLOCK_PAREN)
{
AcpiOsPrintf ("\n");
if (!(Op->Common.DisasmFlags & ACPI_PARSEOP_EMPTY_TERMLIST))
{
if ((Op->Common.AmlOpcode == AML_IF_OP) &&
(Op->Common.Next) &&
(Op->Common.Next->Common.AmlOpcode == AML_ELSE_OP))
{
break;
}
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
(!Op->Common.Next))
{
break;
}
AcpiOsPrintf ("\n");
}
}
break;
case BLOCK_NONE:
default:
/* Could be a nested operator, check if comma required */
if (!AcpiDmCommaIfListMember (Op))
{
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
{
/*
* This is a first-level element of a term list
* start a new line
*/
AcpiOsPrintf ("\n");
}
}
else if (Op->Common.Parent)
{
switch (Op->Common.Parent->Common.AmlOpcode)
{
case AML_PACKAGE_OP:
case AML_VAR_PACKAGE_OP:
if (!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))
{
AcpiOsPrintf ("\n");
}
break;
default:
break;
}
}
break;
}
if (Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)
{
if ((Op->Common.Next) &&
(Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))
{
return (AE_OK);
}
/*
* Just completed a parameter node for something like "Buffer (param)".
* Close the paren and open up the term list block with a brace
*/
if (Op->Common.Next)
{
AcpiOsPrintf (")\n");
AcpiDmIndent (Level - 1);
AcpiOsPrintf ("{\n");
}
else
{
Op->Common.Parent->Common.DisasmFlags |=
ACPI_PARSEOP_EMPTY_TERMLIST;
AcpiOsPrintf (") {");
}
}
if ((Op->Common.AmlOpcode == AML_NAME_OP) ||
(Op->Common.AmlOpcode == AML_RETURN_OP))
{
Info->Level++;
}
return (AE_OK);
}
#endif /* ACPI_DISASSEMBLER */
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