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- ; $NetBSD$
-
- ;
- ; Copyright (c) 1994 Mark Brinicombe.
- ; Copyright (c) 1994 Brini.
- ; All rights reserved.
- ;
- ; This code is derived from software written for Brini by Mark Brinicombe
- ;
- ; 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. All advertising materials mentioning features or use of this software
- ; must display the following acknowledgement:
- ; This product includes software developed by Brini.
- ; 4. The name of the company nor the name of the author may be used to
- ; endorse or promote products derived from this software without specific
- ; prior written permission.
- ;
- ; THIS SOFTWARE IS PROVIDED BY BRINI ``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 REGENTS 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.
- ;
- ; RiscBSD kernel project
- ;
- ; svc32.s
- ;
- ;
- ;
- ; Created : 12/09/94
- ; Last updated : 12/09/94
- ;
- ; Based on kate/library/svc32.s
- ;
- ; $Id$
- ;
-
- GET h.asmregs
- GET h.arm6
-
- AREA |C$$code|, CODE, READONLY
-
- EXPORT SVC32
-
- ; Switches from SVC26 mode to SVC32 mode
- ;
- SVC32
- mrs a2, CPSR_all
- ; mrs AL, a2, CPSR_all
- BIC a2, a2, #2_11111
- ORR a2, a2, #SVC32_mode
- msr CPSR_all, a2
- ; msr AL, CPSR_all, a2
-
- BIC lr, lr, #&fc000000
-
- MOV pc, lr
-
- END
-