kicad/eeschema/erc.h

135 lines
5.4 KiB
C++

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