108 lines
4.4 KiB
C
108 lines
4.4 KiB
C
/*************************************************************************\
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* Copyright (c) 2010 Brookhaven Science Associates, as Operator of
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* Brookhaven National Laboratory.
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* Copyright (c) 2008 UChicago Argonne LLC, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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/* devLib.h */
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/* $Id$ */
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/*
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* Original Author: Marty Kraimer
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* Author: Jeff Hill
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* Date: 03-10-93
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*/
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#ifndef EPICSDEVLIB_H
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#define EPICSDEVLIB_H
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/*
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* Support macros
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*/
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/*
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* Normalize a digital value and convert it to type TYPE
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*
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* Ex:
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* float f;
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* int d;
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* f = devNormalizeDigital(d,12)
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*
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*/
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#define devCreateMask(NBITS) ((1<<(NBITS))-1)
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#define devDigToNml(DIGITAL,NBITS) \
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(((double)(DIGITAL))/devCreateMask(NBITS))
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#define devNmlToDig(NORMAL,NBITS) \
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(((long)(NORMAL)) * devCreateMask(NBITS))
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/*
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*
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* Alignment mask
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* (for use when testing to see if the proper number of least
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* significant bits are zero)
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*
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*/
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#define devCreateAlignmentMask(CTYPE)\
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(sizeof(CTYPE)>sizeof(double)?sizeof(double)-1:sizeof(CTYPE)-1)
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/*
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* pointer aligned test
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* (returns true if the pointer is on the worst case alignemnt
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* boundary for its type)
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*/
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#define devPtrAlignTest(PTR) (!(devCreateAlignmentMask(*PTR)&(long)(PTR)))
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/*
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* error codes (and messages) associated with devLib.c
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*/
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#define S_dev_success 0
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#define S_dev_vectorInUse (M_devLib| 1) /*interrupt vector in use*/
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#define S_dev_vecInstlFail (M_devLib| 2) /*interrupt vector install failed*/
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#define S_dev_uknIntType (M_devLib| 3) /*Unrecognized interrupt type*/
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#define S_dev_vectorNotInUse (M_devLib| 4) /*Interrupt vector not in use by caller*/
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#define S_dev_badA16 (M_devLib| 5) /*Invalid VME A16 address*/
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#define S_dev_badA24 (M_devLib| 6) /*Invalid VME A24 address*/
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#define S_dev_badA32 (M_devLib| 7) /*Invalid VME A32 address*/
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#define S_dev_uknAddrType (M_devLib| 8) /*Unrecognized address space type*/
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#define S_dev_addressOverlap (M_devLib| 9) /*Specified device address overlaps another device*/
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#define S_dev_identifyOverlap (M_devLib| 10) /*This device already owns the address range*/
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#define S_dev_addrMapFail (M_devLib| 11) /*unable to map address*/
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#define S_dev_intDisconnect (M_devLib| 12) /*Interrupt at vector disconnected from an EPICS device*/
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#define S_dev_internal (M_devLib| 13) /*Internal failure*/
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#define S_dev_intEnFail (M_devLib| 14) /*unable to enable interrupt level*/
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#define S_dev_intDissFail (M_devLib| 15) /*unable to disable interrupt level*/
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#define S_dev_noMemory (M_devLib| 16) /*Memory allocation failed*/
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#define S_dev_addressNotFound (M_devLib| 17) /*Specified device address unregistered*/
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#define S_dev_noDevice (M_devLib| 18) /*No device at specified address*/
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#define S_dev_wrongDevice (M_devLib| 19) /*Wrong device type found at specified address*/
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#define S_dev_badSignalNumber (M_devLib| 20) /*Signal number (offset) to large*/
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#define S_dev_badSignalCount (M_devLib| 21) /*Signal count to large*/
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#define S_dev_badRequest (M_devLib| 22) /*Device does not support requested operation*/
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#define S_dev_highValue (M_devLib| 23) /*Parameter to high*/
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#define S_dev_lowValue (M_devLib| 24) /*Parameter to low*/
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#define S_dev_multDevice (M_devLib| 25) /*Specified address is ambiguous (more than one device responds)*/
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#define S_dev_badSelfTest (M_devLib| 26) /*Device self test failed*/
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#define S_dev_badInit (M_devLib| 27) /*Device failed during initialization*/
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#define S_dev_hdwLimit (M_devLib| 28) /*Input exceeds Hardware Limit*/
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#define S_dev_deviceDoesNotFit (M_devLib| 29) /*Unable to locate address space for device*/
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#define S_dev_deviceTMO (M_devLib| 30) /*device timed out*/
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#define S_dev_badFunction (M_devLib| 31) /*bad function pointer*/
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#define S_dev_badVector (M_devLib| 32) /*bad interrupt vector*/
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#define S_dev_badArgument (M_devLib| 33) /*bad function argument*/
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#define S_dev_badISA (M_devLib| 34) /*Invalid ISA address*/
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#define S_dev_badCRCSR (M_devLib| 35) /*Invalid VME CR/CSR address*/
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#define S_dev_vxWorksIntEnFail S_dev_intEnFail
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#endif /* EPICSDEVLIB_H */
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/*
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* Retain compatibility by including VME by default
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*/
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#ifndef NO_DEVLIB_COMPAT
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# include "devLibVME.h"
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#endif
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