freebsd-dev/source/components/resources/rsdump.c
2014-02-17 17:10:41 +00:00

670 lines
17 KiB
C

/*******************************************************************************
*
* Module Name: rsdump - Functions to display the resource structures.
*
******************************************************************************/
/*
* Copyright (C) 2000 - 2014, 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.
*/
#define __RSDUMP_C__
#include "acpi.h"
#include "accommon.h"
#include "acresrc.h"
#define _COMPONENT ACPI_RESOURCES
ACPI_MODULE_NAME ("rsdump")
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUGGER)
/* Local prototypes */
static void
AcpiRsOutString (
char *Title,
char *Value);
static void
AcpiRsOutInteger8 (
char *Title,
UINT8 Value);
static void
AcpiRsOutInteger16 (
char *Title,
UINT16 Value);
static void
AcpiRsOutInteger32 (
char *Title,
UINT32 Value);
static void
AcpiRsOutInteger64 (
char *Title,
UINT64 Value);
static void
AcpiRsOutTitle (
char *Title);
static void
AcpiRsDumpByteList (
UINT16 Length,
UINT8 *Data);
static void
AcpiRsDumpWordList (
UINT16 Length,
UINT16 *Data);
static void
AcpiRsDumpDwordList (
UINT8 Length,
UINT32 *Data);
static void
AcpiRsDumpShortByteList (
UINT8 Length,
UINT8 *Data);
static void
AcpiRsDumpResourceSource (
ACPI_RESOURCE_SOURCE *ResourceSource);
static void
AcpiRsDumpAddressCommon (
ACPI_RESOURCE_DATA *Resource);
static void
AcpiRsDumpDescriptor (
void *Resource,
ACPI_RSDUMP_INFO *Table);
/*******************************************************************************
*
* FUNCTION: AcpiRsDumpDescriptor
*
* PARAMETERS: Resource - Buffer containing the resource
* Table - Table entry to decode the resource
*
* RETURN: None
*
* DESCRIPTION: Dump a resource descriptor based on a dump table entry.
*
******************************************************************************/
static void
AcpiRsDumpDescriptor (
void *Resource,
ACPI_RSDUMP_INFO *Table)
{
UINT8 *Target = NULL;
UINT8 *PreviousTarget;
char *Name;
UINT8 Count;
/* First table entry must contain the table length (# of table entries) */
Count = Table->Offset;
while (Count)
{
PreviousTarget = Target;
Target = ACPI_ADD_PTR (UINT8, Resource, Table->Offset);
Name = Table->Name;
switch (Table->Opcode)
{
case ACPI_RSD_TITLE:
/*
* Optional resource title
*/
if (Table->Name)
{
AcpiOsPrintf ("%s Resource\n", Name);
}
break;
/* Strings */
case ACPI_RSD_LITERAL:
AcpiRsOutString (Name, ACPI_CAST_PTR (char, Table->Pointer));
break;
case ACPI_RSD_STRING:
AcpiRsOutString (Name, ACPI_CAST_PTR (char, Target));
break;
/* Data items, 8/16/32/64 bit */
case ACPI_RSD_UINT8:
if (Table->Pointer)
{
AcpiRsOutString (Name, ACPI_CAST_PTR (char,
Table->Pointer [*Target]));
}
else
{
AcpiRsOutInteger8 (Name, ACPI_GET8 (Target));
}
break;
case ACPI_RSD_UINT16:
AcpiRsOutInteger16 (Name, ACPI_GET16 (Target));
break;
case ACPI_RSD_UINT32:
AcpiRsOutInteger32 (Name, ACPI_GET32 (Target));
break;
case ACPI_RSD_UINT64:
AcpiRsOutInteger64 (Name, ACPI_GET64 (Target));
break;
/* Flags: 1-bit and 2-bit flags supported */
case ACPI_RSD_1BITFLAG:
AcpiRsOutString (Name, ACPI_CAST_PTR (char,
Table->Pointer [*Target & 0x01]));
break;
case ACPI_RSD_2BITFLAG:
AcpiRsOutString (Name, ACPI_CAST_PTR (char,
Table->Pointer [*Target & 0x03]));
break;
case ACPI_RSD_3BITFLAG:
AcpiRsOutString (Name, ACPI_CAST_PTR (char,
Table->Pointer [*Target & 0x07]));
break;
case ACPI_RSD_SHORTLIST:
/*
* Short byte list (single line output) for DMA and IRQ resources
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsOutTitle (Name);
AcpiRsDumpShortByteList (*PreviousTarget, Target);
}
break;
case ACPI_RSD_SHORTLISTX:
/*
* Short byte list (single line output) for GPIO vendor data
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsOutTitle (Name);
AcpiRsDumpShortByteList (*PreviousTarget,
*(ACPI_CAST_INDIRECT_PTR (UINT8, Target)));
}
break;
case ACPI_RSD_LONGLIST:
/*
* Long byte list for Vendor resource data
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpByteList (ACPI_GET16 (PreviousTarget), Target);
}
break;
case ACPI_RSD_DWORDLIST:
/*
* Dword list for Extended Interrupt resources
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpDwordList (*PreviousTarget,
ACPI_CAST_PTR (UINT32, Target));
}
break;
case ACPI_RSD_WORDLIST:
/*
* Word list for GPIO Pin Table
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpWordList (*PreviousTarget,
*(ACPI_CAST_INDIRECT_PTR (UINT16, Target)));
}
break;
case ACPI_RSD_ADDRESS:
/*
* Common flags for all Address resources
*/
AcpiRsDumpAddressCommon (ACPI_CAST_PTR (ACPI_RESOURCE_DATA, Target));
break;
case ACPI_RSD_SOURCE:
/*
* Optional ResourceSource for Address resources
*/
AcpiRsDumpResourceSource (ACPI_CAST_PTR (ACPI_RESOURCE_SOURCE, Target));
break;
default:
AcpiOsPrintf ("**** Invalid table opcode [%X] ****\n",
Table->Opcode);
return;
}
Table++;
Count--;
}
}
/*******************************************************************************
*
* FUNCTION: AcpiRsDumpResourceSource
*
* PARAMETERS: ResourceSource - Pointer to a Resource Source struct
*
* RETURN: None
*
* DESCRIPTION: Common routine for dumping the optional ResourceSource and the
* corresponding ResourceSourceIndex.
*
******************************************************************************/
static void
AcpiRsDumpResourceSource (
ACPI_RESOURCE_SOURCE *ResourceSource)
{
ACPI_FUNCTION_ENTRY ();
if (ResourceSource->Index == 0xFF)
{
return;
}
AcpiRsOutInteger8 ("Resource Source Index",
ResourceSource->Index);
AcpiRsOutString ("Resource Source",
ResourceSource->StringPtr ?
ResourceSource->StringPtr : "[Not Specified]");
}
/*******************************************************************************
*
* FUNCTION: AcpiRsDumpAddressCommon
*
* PARAMETERS: Resource - Pointer to an internal resource descriptor
*
* RETURN: None
*
* DESCRIPTION: Dump the fields that are common to all Address resource
* descriptors
*
******************************************************************************/
static void
AcpiRsDumpAddressCommon (
ACPI_RESOURCE_DATA *Resource)
{
ACPI_FUNCTION_ENTRY ();
/* Decode the type-specific flags */
switch (Resource->Address.ResourceType)
{
case ACPI_MEMORY_RANGE:
AcpiRsDumpDescriptor (Resource, AcpiRsDumpMemoryFlags);
break;
case ACPI_IO_RANGE:
AcpiRsDumpDescriptor (Resource, AcpiRsDumpIoFlags);
break;
case ACPI_BUS_NUMBER_RANGE:
AcpiRsOutString ("Resource Type", "Bus Number Range");
break;
default:
AcpiRsOutInteger8 ("Resource Type",
(UINT8) Resource->Address.ResourceType);
break;
}
/* Decode the general flags */
AcpiRsDumpDescriptor (Resource, AcpiRsDumpGeneralFlags);
}
/*******************************************************************************
*
* FUNCTION: AcpiRsDumpResourceList
*
* PARAMETERS: ResourceList - Pointer to a resource descriptor list
*
* RETURN: None
*
* DESCRIPTION: Dispatches the structure to the correct dump routine.
*
******************************************************************************/
void
AcpiRsDumpResourceList (
ACPI_RESOURCE *ResourceList)
{
UINT32 Count = 0;
UINT32 Type;
ACPI_FUNCTION_ENTRY ();
/* Check if debug output enabled */
if (!ACPI_IS_DEBUG_ENABLED (ACPI_LV_RESOURCES, _COMPONENT))
{
return;
}
/* Walk list and dump all resource descriptors (END_TAG terminates) */
do
{
AcpiOsPrintf ("\n[%02X] ", Count);
Count++;
/* Validate Type before dispatch */
Type = ResourceList->Type;
if (Type > ACPI_RESOURCE_TYPE_MAX)
{
AcpiOsPrintf (
"Invalid descriptor type (%X) in resource list\n",
ResourceList->Type);
return;
}
/* Sanity check the length. It must not be zero, or we loop forever */
if (!ResourceList->Length)
{
AcpiOsPrintf (
"Invalid zero length descriptor in resource list\n");
return;
}
/* Dump the resource descriptor */
if (Type == ACPI_RESOURCE_TYPE_SERIAL_BUS)
{
AcpiRsDumpDescriptor (&ResourceList->Data,
AcpiGbl_DumpSerialBusDispatch[ResourceList->Data.CommonSerialBus.Type]);
}
else
{
AcpiRsDumpDescriptor (&ResourceList->Data,
AcpiGbl_DumpResourceDispatch[Type]);
}
/* Point to the next resource structure */
ResourceList = ACPI_NEXT_RESOURCE (ResourceList);
/* Exit when END_TAG descriptor is reached */
} while (Type != ACPI_RESOURCE_TYPE_END_TAG);
}
/*******************************************************************************
*
* FUNCTION: AcpiRsDumpIrqList
*
* PARAMETERS: RouteTable - Pointer to the routing table to dump.
*
* RETURN: None
*
* DESCRIPTION: Print IRQ routing table
*
******************************************************************************/
void
AcpiRsDumpIrqList (
UINT8 *RouteTable)
{
ACPI_PCI_ROUTING_TABLE *PrtElement;
UINT8 Count;
ACPI_FUNCTION_ENTRY ();
/* Check if debug output enabled */
if (!ACPI_IS_DEBUG_ENABLED (ACPI_LV_RESOURCES, _COMPONENT))
{
return;
}
PrtElement = ACPI_CAST_PTR (ACPI_PCI_ROUTING_TABLE, RouteTable);
/* Dump all table elements, Exit on zero length element */
for (Count = 0; PrtElement->Length; Count++)
{
AcpiOsPrintf ("\n[%02X] PCI IRQ Routing Table Package\n", Count);
AcpiRsDumpDescriptor (PrtElement, AcpiRsDumpPrt);
PrtElement = ACPI_ADD_PTR (ACPI_PCI_ROUTING_TABLE,
PrtElement, PrtElement->Length);
}
}
/*******************************************************************************
*
* FUNCTION: AcpiRsOut*
*
* PARAMETERS: Title - Name of the resource field
* Value - Value of the resource field
*
* RETURN: None
*
* DESCRIPTION: Miscellaneous helper functions to consistently format the
* output of the resource dump routines
*
******************************************************************************/
static void
AcpiRsOutString (
char *Title,
char *Value)
{
AcpiOsPrintf ("%27s : %s", Title, Value);
if (!*Value)
{
AcpiOsPrintf ("[NULL NAMESTRING]");
}
AcpiOsPrintf ("\n");
}
static void
AcpiRsOutInteger8 (
char *Title,
UINT8 Value)
{
AcpiOsPrintf ("%27s : %2.2X\n", Title, Value);
}
static void
AcpiRsOutInteger16 (
char *Title,
UINT16 Value)
{
AcpiOsPrintf ("%27s : %4.4X\n", Title, Value);
}
static void
AcpiRsOutInteger32 (
char *Title,
UINT32 Value)
{
AcpiOsPrintf ("%27s : %8.8X\n", Title, Value);
}
static void
AcpiRsOutInteger64 (
char *Title,
UINT64 Value)
{
AcpiOsPrintf ("%27s : %8.8X%8.8X\n", Title,
ACPI_FORMAT_UINT64 (Value));
}
static void
AcpiRsOutTitle (
char *Title)
{
AcpiOsPrintf ("%27s : ", Title);
}
/*******************************************************************************
*
* FUNCTION: AcpiRsDump*List
*
* PARAMETERS: Length - Number of elements in the list
* Data - Start of the list
*
* RETURN: None
*
* DESCRIPTION: Miscellaneous functions to dump lists of raw data
*
******************************************************************************/
static void
AcpiRsDumpByteList (
UINT16 Length,
UINT8 *Data)
{
UINT8 i;
for (i = 0; i < Length; i++)
{
AcpiOsPrintf ("%25s%2.2X : %2.2X\n",
"Byte", i, Data[i]);
}
}
static void
AcpiRsDumpShortByteList (
UINT8 Length,
UINT8 *Data)
{
UINT8 i;
for (i = 0; i < Length; i++)
{
AcpiOsPrintf ("%X ", Data[i]);
}
AcpiOsPrintf ("\n");
}
static void
AcpiRsDumpDwordList (
UINT8 Length,
UINT32 *Data)
{
UINT8 i;
for (i = 0; i < Length; i++)
{
AcpiOsPrintf ("%25s%2.2X : %8.8X\n",
"Dword", i, Data[i]);
}
}
static void
AcpiRsDumpWordList (
UINT16 Length,
UINT16 *Data)
{
UINT16 i;
for (i = 0; i < Length; i++)
{
AcpiOsPrintf ("%25s%2.2X : %4.4X\n",
"Word", i, Data[i]);
}
}
#endif