diff -r 000000000000 -r 4472ee7c6c3e drivers/hcs12/interrupt.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/drivers/hcs12/interrupt.c Wed May 10 16:59:40 2006 +0200 @@ -0,0 +1,63 @@ +/* +This file is part of CanFestival, a library implementing CanOpen Stack. + +Copyright (C): Edouard TISSERANT and Francis DUPIN + +See COPYING file for copyrights details. + +This library is free software; you can redistribute it and/or +modify it under the terms of the GNU Lesser General Public +License as published by the Free Software Foundation; either +version 2.1 of the License, or (at your option) any later version. + +This library 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 +Lesser General Public License for more details. + +You should have received a copy of the GNU Lesser General Public +License along with this library; if not, write to the Free Software +Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +/* +Functions called by interrupts vectors. +*/ +/* +This is a part of the driver, of course ! +But you have to put your code in this functions, +if you plan to use interruptions. +*/ + +#include "../include/hcs12/applicfg.h" +#include "../include/hcs12/error.h" +#include "../include/hcs12/candriver.h" +#include "../include/hcs12/asm-m68hc12/regs.h" +#include "../include/hcs12/asm-m68hc12/portsaccess.h" +#include "../include/hcs12/asm-m68hc12/ports_def.h" +#include "../include/hcs12/asm-m68hc12/ports.h" +#include "../include/hcs12/interrupt.h" + +extern volatile char msgRecu; +extern volatile Message canMsgRcv; + + + +/* Inhibe les interruptions */ + +void lock (void) +{ + unsigned short mask; + __asm__ __volatile__ ("tpa\n\tsei" : "=d"(mask)); + +} + +/* Autorise les interruptions */ +void unlock (void) +{ + __asm__ __volatile__ ("cli"); +} + + + +