142 lines
5.6 KiB
C++
142 lines
5.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2009 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 2009-2020 KiCad Developers, see change_log.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file erc.h
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*/
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#ifndef _ERC_H
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#define _ERC_H
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class NETLIST_OBJECT;
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class NETLIST_OBJECT_LIST;
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class SCH_SHEET_LIST;
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/* For ERC markers: error types (used in diags, and to set the color):
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*/
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enum errortype
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{
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OK = 0,
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WAR, // Error: severity = warning
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ERR, // Error: severity = error
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UNC // Error: unconnected pin
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};
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extern const wxString CommentERC_H[];
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extern const wxString CommentERC_V[];
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/// DRC error codes:
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enum ERCE_T
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{
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ERCE_UNSPECIFIED = 0,
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ERCE_FIRST,
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ERCE_DUPLICATE_SHEET_NAME = ERCE_FIRST, // duplicate sheet names within a given sheet
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ERCE_PIN_NOT_CONNECTED, // pin not connected and not no connect symbol
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ERCE_PIN_NOT_DRIVEN, // pin connected to some others pins but no pin to drive it
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ERCE_PIN_TO_PIN_WARNING, // pin connected to an other pin: warning level
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ERCE_PIN_TO_PIN_ERROR, // pin connected to an other pin: error level
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ERCE_HIERACHICAL_LABEL, // mismatch between hierarchical labels and pins sheets
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ERCE_NOCONNECT_CONNECTED, // a no connect symbol is connected to more than 1 pin
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ERCE_NOCONNECT_NOT_CONNECTED, // a no connect symbol is not connected to anything
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ERCE_LABEL_NOT_CONNECTED, // label not connected to anything
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ERCE_SIMILAR_LABELS, // 2 labels are equal fir case insensitive comparisons
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ERCE_DIFFERENT_UNIT_FP, // different units of the same component have different footprints assigned
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ERCE_DIFFERENT_UNIT_NET, // a shared pin in a multi-unit component is connected to more than one net
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ERCE_BUS_ALIAS_CONFLICT, // conflicting bus alias definitions across sheets
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ERCE_DRIVER_CONFLICT, // conflicting drivers (labels, etc) on a subgraph
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ERCE_BUS_ENTRY_CONFLICT, // a wire connected to a bus doesn't match the bus
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ERCE_BUS_LABEL_ERROR, // a label attached to a bus isn't in bus format
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ERCE_BUS_TO_BUS_CONFLICT, // a connection between bus objects doesn't share at least one net
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ERCE_BUS_TO_NET_CONFLICT, // a bus wire is graphically connected to a net port/pin (or vice versa)
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ERCE_GLOBLABEL, // a global label is unique
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ERCE_UNRESOLVED_VARIABLE,
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ERCE_LAST = ERCE_UNRESOLVED_VARIABLE
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};
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/* Minimal connection table */
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#define NPI 4 // Net with Pin isolated, this pin has type Not Connected and must be left N.C.
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#define DRV 3 // Net driven by a signal (a pin output for instance)
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#define NET_NC 2 // Net "connected" to a "NoConnect symbol"
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#define NOD 1 // Net not driven ( Such as 2 or more connected inputs )
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#define NOC 0 // initial state of a net: no connection
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/**
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* Performs ERC testing and creates an ERC marker to show the ERC problem for aNetItemRef
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* or between aNetItemRef and aNetItemTst.
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* if MinConn < 0: this is an error on labels
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*/
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void Diagnose( NETLIST_OBJECT* NetItemRef, NETLIST_OBJECT* NetItemTst, int MinConnexion,
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int Diag );
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/**
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* Perform ERC testing for electrical conflicts between \a NetItemRef and other items
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* (mainly pin) on the same net.
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* @param aList = a reference to the list of connected objects
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* @param aNetItemRef = index in list of the current object
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* @param aNetStart = index in list of net objects of the first item
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* @param aMinConnexion = a pointer to a variable to store the minimal connection
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* found( NOD, DRV, NPI, NET_NC)
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*/
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void TestOthersItems( NETLIST_OBJECT_LIST* aList, unsigned aNetItemRef, unsigned aNetStart,
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int* aMinConnexion );
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/**
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* Function TestDuplicateSheetNames( )
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* inside a given sheet, one cannot have sheets with duplicate names (file
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* names can be duplicated).
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* @return the error count
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* @param aCreateMarker: true = create error markers in schematic,
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* false = calculate error count only
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*/
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int TestDuplicateSheetNames( bool aCreateMarker );
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/**
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* Function TestTextVars()
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* Checks for any unresolved text variable references.
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*/
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void TestTextVars();
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/**
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* Checks that there are not conflicting bus alias definitions in the schematic
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*
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* (for example, two hierarchical sub-sheets contain different definitions for
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* the same bus alias)
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*
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* @return the error count
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*/
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int TestConflictingBusAliases();
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/**
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* Test if all units of each multiunit component have the same footprint assigned.
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* @param aSheetList contains components to be validated.
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* @return The error count.
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*/
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int TestMultiunitFootprints( SCH_SHEET_LIST& aSheetList );
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#endif // _ERC_H
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