dmresrc.c revision 26f3cdf03f1adcc98f6d3d99843ee71e9229a8c0
/*******************************************************************************
*
* Module Name: dmresrc.c - Resource Descriptor disassembly
*
******************************************************************************/
/*
* Copyright (C) 2000 - 2011, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#include "acpi.h"
#include "accommon.h"
#include "amlcode.h"
#include "acdisasm.h"
#ifdef ACPI_DISASSEMBLER
#define _COMPONENT ACPI_CA_DEBUGGER
ACPI_MODULE_NAME ("dbresrc")
/* Dispatch tables for Resource disassembly functions */
typedef
void (*ACPI_RESOURCE_HANDLER) (
static ACPI_RESOURCE_HANDLER AcpiGbl_DmResourceDispatch [] =
{
/* Small descriptors */
NULL, /* 0x00, Reserved */
NULL, /* 0x01, Reserved */
NULL, /* 0x02, Reserved */
NULL, /* 0x03, Reserved */
AcpiDmIrqDescriptor, /* 0x04, ACPI_RESOURCE_NAME_IRQ_FORMAT */
AcpiDmDmaDescriptor, /* 0x05, ACPI_RESOURCE_NAME_DMA_FORMAT */
AcpiDmStartDependentDescriptor, /* 0x06, ACPI_RESOURCE_NAME_START_DEPENDENT */
AcpiDmEndDependentDescriptor, /* 0x07, ACPI_RESOURCE_NAME_END_DEPENDENT */
AcpiDmIoDescriptor, /* 0x08, ACPI_RESOURCE_NAME_IO_PORT */
AcpiDmFixedIoDescriptor, /* 0x09, ACPI_RESOURCE_NAME_FIXED_IO_PORT */
NULL, /* 0x0A, Reserved */
NULL, /* 0x0B, Reserved */
NULL, /* 0x0C, Reserved */
NULL, /* 0x0D, Reserved */
AcpiDmVendorSmallDescriptor, /* 0x0E, ACPI_RESOURCE_NAME_SMALL_VENDOR */
NULL, /* 0x0F, ACPI_RESOURCE_NAME_END_TAG (not used) */
/* Large descriptors */
NULL, /* 0x00, Reserved */
AcpiDmMemory24Descriptor, /* 0x01, ACPI_RESOURCE_NAME_MEMORY_24 */
AcpiDmGenericRegisterDescriptor,/* 0x02, ACPI_RESOURCE_NAME_GENERIC_REGISTER */
NULL, /* 0x03, Reserved */
AcpiDmVendorLargeDescriptor, /* 0x04, ACPI_RESOURCE_NAME_LARGE_VENDOR */
AcpiDmMemory32Descriptor, /* 0x05, ACPI_RESOURCE_NAME_MEMORY_32 */
AcpiDmFixedMemory32Descriptor, /* 0x06, ACPI_RESOURCE_NAME_FIXED_MEMORY_32 */
AcpiDmDwordDescriptor, /* 0x07, ACPI_RESOURCE_NAME_DWORD_ADDRESS_SPACE */
AcpiDmWordDescriptor, /* 0x08, ACPI_RESOURCE_NAME_WORD_ADDRESS_SPACE */
AcpiDmInterruptDescriptor, /* 0x09, ACPI_RESOURCE_NAME_EXTENDED_XRUPT */
AcpiDmQwordDescriptor, /* 0x0A, ACPI_RESOURCE_NAME_QWORD_ADDRESS_SPACE */
AcpiDmExtendedDescriptor /* 0x0B, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS_SPACE */
};
/* Only used for single-threaded applications */
/* TBD: remove when name is passed as parameter to the dump functions */
static UINT32 ResourceName;
/*******************************************************************************
*
* FUNCTION: AcpiDmDescriptorName
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Emit a name for the descriptor if one is present (indicated
* by the name being changed from the default name.) A name is only
* emitted if a reference to the descriptor has been made somewhere
* in the original ASL code.
*
******************************************************************************/
void
void)
{
if (ResourceName == ACPI_DEFAULT_RESNAME)
{
return;
}
}
/*******************************************************************************
*
* FUNCTION: AcpiDmDumpInteger*
*
* PARAMETERS: Value - Value to emit
* Name - Associated name (emitted as a comment)
*
* RETURN: None
*
* DESCRIPTION: Integer output helper functions
*
******************************************************************************/
void
char *Name)
{
}
void
char *Name)
{
}
void
char *Name)
{
}
void
char *Name)
{
}
/*******************************************************************************
*
* FUNCTION: AcpiDmBitList
*
* PARAMETERS: Mask - 16-bit value corresponding to 16 interrupt
* or DMA values
*
* RETURN: None
*
*
******************************************************************************/
void
{
UINT32 i;
/* Open the initializer list */
AcpiOsPrintf ("{");
/* Examine each bit */
for (i = 0; i < 16; i++)
{
/* Only interested in bits that are set to 1 */
if (Mask & 1)
{
if (Previous)
{
AcpiOsPrintf (",");
}
AcpiOsPrintf ("%u", i);
}
Mask >>= 1;
}
/* Close list */
AcpiOsPrintf ("}\n");
}
/*******************************************************************************
*
* FUNCTION: AcpiDmResourceTemplate
*
* PARAMETERS: Info - Curent parse tree walk info
* ByteData - Pointer to the byte list data
* ByteCount - Length of the byte list
*
* RETURN: None
*
* DESCRIPTION: Dump the contents of a Resource Template containing a set of
* Resource Descriptors.
*
******************************************************************************/
void
{
void *Aml;
if (Node)
{
}
{
/* Get the descriptor type and length */
/* Validate the Resource Type and Resource Length */
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("/*** Could not validate Resource, type (%X) %s***/\n",
return;
}
/* Point to next descriptor */
/* Descriptor pre-processing */
switch (ResourceType)
{
/* Finish a previous StartDependentFns */
if (DependentFns)
{
Level--;
AcpiOsPrintf ("}\n");
}
break;
Level--;
break;
/* Normal exit, the resource list is finished */
if (DependentFns)
{
/*
* Close an open StartDependentDescriptor. This indicates a
* missing EndDependentDescriptor.
*/
Level--;
/* Go ahead and insert EndDependentFn() */
"/*** Disassembler: inserted missing EndDependentFn () ***/\n");
}
return;
default:
break;
}
/* Disassemble the resource structure */
if (Node)
{
}
/* Descriptor post-processing */
{
DependentFns = TRUE;
Level++;
}
}
}
/*******************************************************************************
*
* FUNCTION: AcpiDmIsResourceTemplate
*
* PARAMETERS: Op - Buffer Op to be examined
*
* RETURN: Status. AE_OK if valid template
*
* DESCRIPTION: Walk a byte list to determine if it consists of a valid set
* of resource descriptors. Nothing is output.
*
******************************************************************************/
{
/* This op must be a buffer */
{
return (AE_TYPE);
}
/* Get the ByteData list and length */
if (!NextOp)
{
return (AE_TYPE);
}
/* Walk the byte list, abort on any invalid descriptor type or length */
if (ACPI_FAILURE (Status))
{
return (AE_TYPE);
}
/*
* For the resource template to be valid, one EndTag must appear
* at the very end of the ByteList, not before. (For proper disassembly
* of a ResourceTemplate, the buffer must not have any extra data after
* the EndTag.)
*/
{
return (AE_AML_NO_RESOURCE_END_TAG);
}
/*
* All resource descriptors are valid, therefore this list appears
* to be a valid resource template
*/
return (AE_OK);
}
#endif