diff options
Diffstat (limited to 'usr/src/uts/intel/io/acpica/dispatcher/dsfield.c')
| -rw-r--r-- | usr/src/uts/intel/io/acpica/dispatcher/dsfield.c | 187 |
1 files changed, 139 insertions, 48 deletions
diff --git a/usr/src/uts/intel/io/acpica/dispatcher/dsfield.c b/usr/src/uts/intel/io/acpica/dispatcher/dsfield.c index 1c3c523720..2516c131dc 100644 --- a/usr/src/uts/intel/io/acpica/dispatcher/dsfield.c +++ b/usr/src/uts/intel/io/acpica/dispatcher/dsfield.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2016, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -41,8 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ -#define __DSFIELD_C__ - #include "acpi.h" #include "accommon.h" #include "amlcode.h" @@ -57,6 +55,18 @@ /* Local prototypes */ +#ifdef ACPI_ASL_COMPILER +#include "acdisasm.h" + +static ACPI_STATUS +AcpiDsCreateExternalRegion ( + ACPI_STATUS LookupStatus, + ACPI_PARSE_OBJECT *Op, + char *Path, + ACPI_WALK_STATE *WalkState, + ACPI_NAMESPACE_NODE **Node); +#endif + static ACPI_STATUS AcpiDsGetFieldNames ( ACPI_CREATE_FIELD_INFO *Info, @@ -64,6 +74,70 @@ AcpiDsGetFieldNames ( ACPI_PARSE_OBJECT *Arg); +#ifdef ACPI_ASL_COMPILER +/******************************************************************************* + * + * FUNCTION: AcpiDsCreateExternalRegion (iASL Disassembler only) + * + * PARAMETERS: LookupStatus - Status from NsLookup operation + * Op - Op containing the Field definition and args + * Path - Pathname of the region + * ` WalkState - Current method state + * Node - Where the new region node is returned + * + * RETURN: Status + * + * DESCRIPTION: Add region to the external list if NOT_FOUND. Create a new + * region node/object. + * + ******************************************************************************/ + +static ACPI_STATUS +AcpiDsCreateExternalRegion ( + ACPI_STATUS LookupStatus, + ACPI_PARSE_OBJECT *Op, + char *Path, + ACPI_WALK_STATE *WalkState, + ACPI_NAMESPACE_NODE **Node) +{ + ACPI_STATUS Status; + ACPI_OPERAND_OBJECT *ObjDesc; + + + if (LookupStatus != AE_NOT_FOUND) + { + return (LookupStatus); + } + + /* + * Table disassembly: + * OperationRegion not found. Generate an External for it, and + * insert the name into the namespace. + */ + AcpiDmAddOpToExternalList (Op, Path, ACPI_TYPE_REGION, 0, 0); + + Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ACPI_TYPE_REGION, + ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT, WalkState, Node); + if (ACPI_FAILURE (Status)) + { + return (Status); + } + + /* Must create and install a region object for the new node */ + + ObjDesc = AcpiUtCreateInternalObject (ACPI_TYPE_REGION); + if (!ObjDesc) + { + return (AE_NO_MEMORY); + } + + ObjDesc->Region.Node = *Node; + Status = AcpiNsAttachObject (*Node, ObjDesc, ACPI_TYPE_REGION); + return (Status); +} +#endif + + /******************************************************************************* * * FUNCTION: AcpiDsCreateBufferField @@ -77,8 +151,8 @@ AcpiDsGetFieldNames ( * CreateBitFieldOp, * CreateByteFieldOp, * CreateWordFieldOp, - * CreateDWordFieldOp, - * CreateQWordFieldOp, + * CreateDwordFieldOp, + * CreateQwordFieldOp, * CreateFieldOp (all of which define a field in a buffer) * ******************************************************************************/ @@ -137,7 +211,7 @@ AcpiDsCreateBufferField ( /* Creating new namespace node, should not already exist */ Flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | - ACPI_NS_ERROR_IF_FOUND; + ACPI_NS_ERROR_IF_FOUND; /* * Mark node temporary if we are executing a normal control @@ -151,9 +225,9 @@ AcpiDsCreateBufferField ( /* Enter the NameString into the namespace */ - Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String, - ACPI_TYPE_ANY, ACPI_IMODE_LOAD_PASS1, - Flags, WalkState, &Node); + Status = AcpiNsLookup (WalkState->ScopeInfo, + Arg->Common.Value.String, ACPI_TYPE_ANY, + ACPI_IMODE_LOAD_PASS1, Flags, WalkState, &Node); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.String, Status); @@ -194,13 +268,13 @@ AcpiDsCreateBufferField ( } /* - * Remember location in AML stream of the field unit opcode and operands -- - * since the buffer and index operands must be evaluated. + * Remember location in AML stream of the field unit opcode and operands + * -- since the buffer and index operands must be evaluated. */ - SecondDesc = ObjDesc->Common.NextObject; - SecondDesc->Extra.AmlStart = Op->Named.Data; + SecondDesc = ObjDesc->Common.NextObject; + SecondDesc->Extra.AmlStart = Op->Named.Data; SecondDesc->Extra.AmlLength = Op->Named.Length; - ObjDesc->BufferField.Node = Node; + ObjDesc->BufferField.Node = Node; /* Attach constructed field descriptors to parent node */ @@ -230,7 +304,7 @@ Cleanup: * * RETURN: Status * - * DESCRIPTION: Process all named fields in a field declaration. Names are + * DESCRIPTION: Process all named fields in a field declaration. Names are * entered into the namespace. * ******************************************************************************/ @@ -268,8 +342,8 @@ AcpiDsGetFieldNames ( { case AML_INT_RESERVEDFIELD_OP: - Position = (UINT64) Info->FieldBitPosition - + (UINT64) Arg->Common.Value.Size; + Position = (UINT64) Info->FieldBitPosition + + (UINT64) Arg->Common.Value.Size; if (Position > ACPI_UINT32_MAX) { @@ -302,11 +376,13 @@ AcpiDsGetFieldNames ( /* AccessAttribute (AttribQuick, AttribByte, etc.) */ - Info->Attribute = (UINT8) ((Arg->Common.Value.Integer >> 8) & 0xFF); + Info->Attribute = (UINT8) + ((Arg->Common.Value.Integer >> 8) & 0xFF); /* AccessLength (for serial/buffer protocols) */ - Info->AccessLength = (UINT8) ((Arg->Common.Value.Integer >> 16) & 0xFF); + Info->AccessLength = (UINT8) + ((Arg->Common.Value.Integer >> 16) & 0xFF); break; case AML_INT_CONNECTION_OP: @@ -316,6 +392,7 @@ AcpiDsGetFieldNames ( */ Info->ResourceBuffer = NULL; Info->ConnectionNode = NULL; + Info->PinNumberIndex = 0; /* * A Connection() is either an actual resource descriptor (buffer) @@ -332,9 +409,9 @@ AcpiDsGetFieldNames ( /* Lookup the Connection() namepath, it should already exist */ Status = AcpiNsLookup (WalkState->ScopeInfo, - Child->Common.Value.Name, ACPI_TYPE_ANY, - ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE, - WalkState, &Info->ConnectionNode); + Child->Common.Value.Name, ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE, + WalkState, &Info->ConnectionNode); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Child->Common.Value.Name, Status); @@ -348,9 +425,9 @@ AcpiDsGetFieldNames ( /* Lookup the name, it should already exist */ Status = AcpiNsLookup (WalkState->ScopeInfo, - (char *) &Arg->Named.Name, Info->FieldType, - ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE, - WalkState, &Info->FieldNode); + (char *) &Arg->Named.Name, Info->FieldType, + ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE, + WalkState, &Info->FieldNode); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE ((char *) &Arg->Named.Name, Status); @@ -379,8 +456,8 @@ AcpiDsGetFieldNames ( /* Keep track of bit position for the next field */ - Position = (UINT64) Info->FieldBitPosition - + (UINT64) Arg->Common.Value.Size; + Position = (UINT64) Info->FieldBitPosition + + (UINT64) Arg->Common.Value.Size; if (Position > ACPI_UINT32_MAX) { @@ -391,12 +468,14 @@ AcpiDsGetFieldNames ( } Info->FieldBitPosition += Info->FieldBitLength; + Info->PinNumberIndex++; /* Index relative to previous Connection() */ break; default: ACPI_ERROR ((AE_INFO, - "Invalid opcode in field list: 0x%X", Arg->Common.AmlOpcode)); + "Invalid opcode in field list: 0x%X", + Arg->Common.AmlOpcode)); return_ACPI_STATUS (AE_AML_BAD_OPCODE); } @@ -438,11 +517,16 @@ AcpiDsCreateField ( /* First arg is the name of the parent OpRegion (must already exist) */ Arg = Op->Common.Value.Arg; + if (!RegionNode) { Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.Name, - ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode); + ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode); +#ifdef ACPI_ASL_COMPILER + Status = AcpiDsCreateExternalRegion (Status, Arg, + Arg->Common.Value.Name, WalkState, &RegionNode); +#endif if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.Name, Status); @@ -450,7 +534,7 @@ AcpiDsCreateField ( } } - ACPI_MEMSET (&Info, 0, sizeof (ACPI_CREATE_FIELD_INFO)); + memset (&Info, 0, sizeof (ACPI_CREATE_FIELD_INFO)); /* Second arg is the field flags */ @@ -519,28 +603,32 @@ AcpiDsInitFieldObjects ( switch (WalkState->Opcode) { case AML_FIELD_OP: + Arg = AcpiPsGetArg (Op, 2); Type = ACPI_TYPE_LOCAL_REGION_FIELD; break; case AML_BANK_FIELD_OP: + Arg = AcpiPsGetArg (Op, 4); Type = ACPI_TYPE_LOCAL_BANK_FIELD; break; case AML_INDEX_FIELD_OP: + Arg = AcpiPsGetArg (Op, 3); Type = ACPI_TYPE_LOCAL_INDEX_FIELD; break; default: + return_ACPI_STATUS (AE_BAD_PARAMETER); } /* Creating new namespace node(s), should not already exist */ Flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | - ACPI_NS_ERROR_IF_FOUND; + ACPI_NS_ERROR_IF_FOUND; /* * Mark node(s) temporary if we are executing a normal control @@ -565,8 +653,8 @@ AcpiDsInitFieldObjects ( if (Arg->Common.AmlOpcode == AML_INT_NAMEDFIELD_OP) { Status = AcpiNsLookup (WalkState->ScopeInfo, - (char *) &Arg->Named.Name, Type, ACPI_IMODE_LOAD_PASS1, - Flags, WalkState, &Node); + (char *) &Arg->Named.Name, Type, ACPI_IMODE_LOAD_PASS1, + Flags, WalkState, &Node); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE ((char *) &Arg->Named.Name, Status); @@ -626,8 +714,12 @@ AcpiDsCreateBankField ( if (!RegionNode) { Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.Name, - ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode); + ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode); +#ifdef ACPI_ASL_COMPILER + Status = AcpiDsCreateExternalRegion (Status, Arg, + Arg->Common.Value.Name, WalkState, &RegionNode); +#endif if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.Name, Status); @@ -639,8 +731,8 @@ AcpiDsCreateBankField ( Arg = Arg->Common.Next; Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode); + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.String, Status); @@ -666,11 +758,12 @@ AcpiDsCreateBankField ( /* * Use Info.DataRegisterNode to store BankField Op - * It's safe because DataRegisterNode will never be used when create bank field - * We store AmlStart and AmlLength in the BankField Op for late evaluation - * Used in AcpiExPrepFieldValue(Info) + * It's safe because DataRegisterNode will never be used when create + * bank field \we store AmlStart and AmlLength in the BankField Op for + * late evaluation. Used in AcpiExPrepFieldValue(Info) * - * TBD: Or, should we add a field in ACPI_CREATE_FIELD_INFO, like "void *ParentOp"? + * TBD: Or, should we add a field in ACPI_CREATE_FIELD_INFO, like + * "void *ParentOp"? */ Info.DataRegisterNode = (ACPI_NAMESPACE_NODE*) Op; @@ -711,8 +804,8 @@ AcpiDsCreateIndexField ( Arg = Op->Common.Value.Arg; Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode); + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.String, Status); @@ -723,8 +816,8 @@ AcpiDsCreateIndexField ( Arg = Arg->Common.Next; Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, WalkState, &Info.DataRegisterNode); + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, WalkState, &Info.DataRegisterNode); if (ACPI_FAILURE (Status)) { ACPI_ERROR_NAMESPACE (Arg->Common.Value.String, Status); @@ -744,5 +837,3 @@ AcpiDsCreateIndexField ( Status = AcpiDsGetFieldNames (&Info, WalkState, Arg->Common.Next); return_ACPI_STATUS (Status); } - - |