diff options
Diffstat (limited to 'usr/src/common/acpica/executer/exdebug.c')
| -rw-r--r-- | usr/src/common/acpica/executer/exdebug.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/usr/src/common/acpica/executer/exdebug.c b/usr/src/common/acpica/executer/exdebug.c new file mode 100644 index 0000000000..0832337e48 --- /dev/null +++ b/usr/src/common/acpica/executer/exdebug.c @@ -0,0 +1,354 @@ +/****************************************************************************** + * + * Module Name: exdebug - Support for stores to the AML Debug Object + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2016, 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 "acinterp.h" + + +#define _COMPONENT ACPI_EXECUTER + ACPI_MODULE_NAME ("exdebug") + + +#ifndef ACPI_NO_ERROR_MESSAGES +/******************************************************************************* + * + * FUNCTION: AcpiExDoDebugObject + * + * PARAMETERS: SourceDesc - Object to be output to "Debug Object" + * Level - Indentation level (used for packages) + * Index - Current package element, zero if not pkg + * + * RETURN: None + * + * DESCRIPTION: Handles stores to the AML Debug Object. For example: + * Store(INT1, Debug) + * + * This function is not compiled if ACPI_NO_ERROR_MESSAGES is set. + * + * This function is only enabled if AcpiGbl_EnableAmlDebugObject is set, or + * if ACPI_LV_DEBUG_OBJECT is set in the AcpiDbgLevel. Thus, in the normal + * operational case, stores to the debug object are ignored but can be easily + * enabled if necessary. + * + ******************************************************************************/ + +void +AcpiExDoDebugObject ( + ACPI_OPERAND_OBJECT *SourceDesc, + UINT32 Level, + UINT32 Index) +{ + UINT32 i; + UINT32 Timer; + ACPI_OPERAND_OBJECT *ObjectDesc; + UINT32 Value; + + + ACPI_FUNCTION_TRACE_PTR (ExDoDebugObject, SourceDesc); + + + /* Output must be enabled via the DebugObject global or the DbgLevel */ + + if (!AcpiGbl_EnableAmlDebugObject && + !(AcpiDbgLevel & ACPI_LV_DEBUG_OBJECT)) + { + return_VOID; + } + + /* Null string or newline -- don't emit the line header */ + + if (SourceDesc && + (ACPI_GET_DESCRIPTOR_TYPE (SourceDesc) == ACPI_DESC_TYPE_OPERAND) && + (SourceDesc->Common.Type == ACPI_TYPE_STRING)) + { + if ((SourceDesc->String.Length == 0) || + ((SourceDesc->String.Length == 1) && + (*SourceDesc->String.Pointer == '\n'))) + { + AcpiOsPrintf ("\n"); + return_VOID; + } + } + + /* + * Print line header as long as we are not in the middle of an + * object display + */ + if (!((Level > 0) && Index == 0)) + { + if (AcpiGbl_DisplayDebugTimer) + { + /* + * We will emit the current timer value (in microseconds) with each + * debug output. Only need the lower 26 bits. This allows for 67 + * million microseconds or 67 seconds before rollover. + * + * Convert 100 nanosecond units to microseconds + */ + Timer = ((UINT32) AcpiOsGetTimer () / 10); + Timer &= 0x03FFFFFF; + + AcpiOsPrintf ("[ACPI Debug T=0x%8.8X] %*s", Timer, Level, " "); + } + else + { + AcpiOsPrintf ("[ACPI Debug] %*s", Level, " "); + } + } + + /* Display the index for package output only */ + + if (Index > 0) + { + AcpiOsPrintf ("(%.2u) ", Index - 1); + } + + if (!SourceDesc) + { + AcpiOsPrintf ("[Null Object]\n"); + return_VOID; + } + + if (ACPI_GET_DESCRIPTOR_TYPE (SourceDesc) == ACPI_DESC_TYPE_OPERAND) + { + /* No object type prefix needed for integers and strings */ + + if ((SourceDesc->Common.Type != ACPI_TYPE_INTEGER) && + (SourceDesc->Common.Type != ACPI_TYPE_STRING)) + { + AcpiOsPrintf ("%s ", AcpiUtGetObjectTypeName (SourceDesc)); + } + + if (!AcpiUtValidInternalObject (SourceDesc)) + { + AcpiOsPrintf ("%p, Invalid Internal Object!\n", SourceDesc); + return_VOID; + } + } + else if (ACPI_GET_DESCRIPTOR_TYPE (SourceDesc) == ACPI_DESC_TYPE_NAMED) + { + AcpiOsPrintf ("%s (Node %p)\n", + AcpiUtGetTypeName (((ACPI_NAMESPACE_NODE *) SourceDesc)->Type), + SourceDesc); + return_VOID; + } + else + { + return_VOID; + } + + /* SourceDesc is of type ACPI_DESC_TYPE_OPERAND */ + + switch (SourceDesc->Common.Type) + { + case ACPI_TYPE_INTEGER: + + /* Output correct integer width */ + + if (AcpiGbl_IntegerByteWidth == 4) + { + AcpiOsPrintf ("0x%8.8X\n", + (UINT32) SourceDesc->Integer.Value); + } + else + { + AcpiOsPrintf ("0x%8.8X%8.8X\n", + ACPI_FORMAT_UINT64 (SourceDesc->Integer.Value)); + } + break; + + case ACPI_TYPE_BUFFER: + + AcpiOsPrintf ("[0x%.2X]\n", (UINT32) SourceDesc->Buffer.Length); + AcpiUtDumpBuffer (SourceDesc->Buffer.Pointer, + (SourceDesc->Buffer.Length < 256) ? + SourceDesc->Buffer.Length : 256, DB_BYTE_DISPLAY, 0); + break; + + case ACPI_TYPE_STRING: + + AcpiOsPrintf ("\"%s\"\n", SourceDesc->String.Pointer); + break; + + case ACPI_TYPE_PACKAGE: + + AcpiOsPrintf ("(Contains 0x%.2X Elements):\n", + SourceDesc->Package.Count); + + /* Output the entire contents of the package */ + + for (i = 0; i < SourceDesc->Package.Count; i++) + { + AcpiExDoDebugObject (SourceDesc->Package.Elements[i], + Level + 4, i + 1); + } + break; + + case ACPI_TYPE_LOCAL_REFERENCE: + + AcpiOsPrintf ("[%s] ", AcpiUtGetReferenceName (SourceDesc)); + + /* Decode the reference */ + + switch (SourceDesc->Reference.Class) + { + case ACPI_REFCLASS_INDEX: + + AcpiOsPrintf ("0x%X\n", SourceDesc->Reference.Value); + break; + + case ACPI_REFCLASS_TABLE: + + /* Case for DdbHandle */ + + AcpiOsPrintf ("Table Index 0x%X\n", SourceDesc->Reference.Value); + return_VOID; + + default: + + break; + } + + AcpiOsPrintf (" "); + + /* Check for valid node first, then valid object */ + + if (SourceDesc->Reference.Node) + { + if (ACPI_GET_DESCRIPTOR_TYPE (SourceDesc->Reference.Node) != + ACPI_DESC_TYPE_NAMED) + { + AcpiOsPrintf (" %p - Not a valid namespace node\n", + SourceDesc->Reference.Node); + } + else + { + AcpiOsPrintf ("Node %p [%4.4s] ", SourceDesc->Reference.Node, + (SourceDesc->Reference.Node)->Name.Ascii); + + switch ((SourceDesc->Reference.Node)->Type) + { + /* These types have no attached object */ + + case ACPI_TYPE_DEVICE: + AcpiOsPrintf ("Device\n"); + break; + + case ACPI_TYPE_THERMAL: + AcpiOsPrintf ("Thermal Zone\n"); + break; + + default: + + AcpiExDoDebugObject ((SourceDesc->Reference.Node)->Object, + Level + 4, 0); + break; + } + } + } + else if (SourceDesc->Reference.Object) + { + if (ACPI_GET_DESCRIPTOR_TYPE (SourceDesc->Reference.Object) == + ACPI_DESC_TYPE_NAMED) + { + /* Reference object is a namespace node */ + + AcpiExDoDebugObject (ACPI_CAST_PTR (ACPI_OPERAND_OBJECT, + SourceDesc->Reference.Object), + Level + 4, 0); + } + else + { + ObjectDesc = SourceDesc->Reference.Object; + Value = SourceDesc->Reference.Value; + + switch (ObjectDesc->Common.Type) + { + case ACPI_TYPE_BUFFER: + + AcpiOsPrintf ("Buffer[%u] = 0x%2.2X\n", + Value, *SourceDesc->Reference.IndexPointer); + break; + + case ACPI_TYPE_STRING: + + AcpiOsPrintf ("String[%u] = \"%c\" (0x%2.2X)\n", + Value, *SourceDesc->Reference.IndexPointer, + *SourceDesc->Reference.IndexPointer); + break; + + case ACPI_TYPE_PACKAGE: + + AcpiOsPrintf ("Package[%u] = ", Value); + if (!(*SourceDesc->Reference.Where)) + { + AcpiOsPrintf ("[Uninitialized Package Element]\n"); + } + else + { + AcpiExDoDebugObject (*SourceDesc->Reference.Where, + Level+4, 0); + } + break; + + default: + + AcpiOsPrintf ("Unknown Reference object type %X\n", + ObjectDesc->Common.Type); + break; + } + } + } + break; + + default: + + AcpiOsPrintf ("(Descriptor %p)\n", SourceDesc); + break; + } + + ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "\n")); + return_VOID; +} +#endif |