1 /* Common definitions for device registers. 2 Copyright 2002 Paul Twohey. 3 4 This file is part of VMIPS. 5 6 VMIPS is free software; you can redistribute it and/or modify it 7 under the terms of the GNU General Public License as published by the 8 Free Software Foundation; either version 2 of the License, or (at your 9 option) any later version. 10 11 VMIPS is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License along 17 with VMIPS; if not, write to the Free Software Foundation, Inc., 18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 19 20 #ifndef _DEVREG_H_ 21 #define _DEVREG_H_ 22 23 /* These constants represent bit values for Interrupt Enable and Ready 24 * control lines in various VMIPS emulated devices. If you want your 25 * device to be similar in its programming interface to the ones that 26 * come with VMIPS, your device should use this interpretation for 27 * (at least one of) its control register(s). 28 */ 29 #define CTL_IE 0x00000002 30 #define CTL_RDY 0x00000001 31 32 #endif /* _DEVREG_H_ */ 33