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58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
23 years ago
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/*
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* $Id$
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*
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* ARM specific declarations
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* Copyright (C) 2002 ETC s.r.o.
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Written by Marcel Telka <marcel@telka.sk>, 2002.
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*
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* Documentation:
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* [1] ARM Limited, "ARM Architecture Reference Manual", June 2000,
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* Order Number: ARM DDI 0100E
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*
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*/
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#ifndef ARM_H
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#define ARM_H
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#include <common.h>
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/* PSR bits - see 2.5 in [1] */
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#define PSR_N bit(31)
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#define PSR_Z bit(30)
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#define PSR_C bit(29)
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#define PSR_V bit(28)
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#define PSR_Q bit(27) /* E variants of the ARMV5 and above - see 2.5.1 in [1] */
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#define PSR_I bit(7)
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#define PSR_F bit(6)
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#define PSR_T bit(5)
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#define PSR_MODE_MASK 0x0000001F
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#define PSR_MODE(x) (x & PSR_MODE_MASK)
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#define PSR_MODE_USR PSR_MODE(0x10)
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#define PSR_MODE_FIQ PSR_MODE(0x11)
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#define PSR_MODE_IRQ PSR_MODE(0x12)
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#define PSR_MODE_SVC PSR_MODE(0x13)
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#define PSR_MODE_ABT PSR_MODE(0x17)
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#define PSR_MODE_UND PSR_MODE(0x1B)
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#define PSR_MODE_SYS PSR_MODE(0x1F) /* ARMV4 and above */
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#endif /* ARM_H */
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