You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/*
|
|
* $Id$
|
|
*
|
|
* ARM specific declarations
|
|
* Copyright (C) 2002 ETC s.r.o.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the ETC s.r.o. nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* Written by Marcel Telka <marcel@telka.sk>, 2002.
|
|
*
|
|
* Documentation:
|
|
* [1] ARM Limited, "ARM Architecture Reference Manual", June 2000,
|
|
* Order Number: ARM DDI 0100E
|
|
*
|
|
*/
|
|
|
|
#ifndef ARM_H
|
|
#define ARM_H
|
|
|
|
#include <common.h>
|
|
|
|
/* PSR bits - see 2.5 in [1] */
|
|
|
|
#define PSR_N bit(31)
|
|
#define PSR_Z bit(30)
|
|
#define PSR_C bit(29)
|
|
#define PSR_V bit(28)
|
|
#define PSR_Q bit(27) /* E variants of the ARMV5 and above - see 2.5.1 in [1] */
|
|
|
|
#define PSR_I bit(7)
|
|
#define PSR_F bit(6)
|
|
#define PSR_T bit(5)
|
|
#define PSR_MODE_MASK 0x0000001F
|
|
#define PSR_MODE(x) (x & PSR_MODE_MASK)
|
|
|
|
#define PSR_MODE_USR PSR_MODE(0x10)
|
|
#define PSR_MODE_FIQ PSR_MODE(0x11)
|
|
#define PSR_MODE_IRQ PSR_MODE(0x12)
|
|
#define PSR_MODE_SVC PSR_MODE(0x13)
|
|
#define PSR_MODE_ABT PSR_MODE(0x17)
|
|
#define PSR_MODE_UND PSR_MODE(0x1B)
|
|
#define PSR_MODE_SYS PSR_MODE(0x1F) /* ARMV4 and above */
|
|
|
|
#endif /* ARM_H */
|