NetBSD/sys/arch/news68k/stand/common/romcalls.S

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2001-03-03 16:59:10 +03:00
/* $NetBSD: romcalls.S,v 1.3 2001/03/03 13:59:10 tsutsui Exp $ */
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/*-
* Copyright (C) 1999 Izumi Tsutsui. 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <m68k/asm.h>
#include <machine/romcall.h>
.text
.align 4
ENTRY_NOPROFILE(rom_halt)
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moveq #8, %d7 | RB_HALT
trap #15
ENTRY_NOPROFILE(rom_open)
linkw %a6, #0
moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5
moveq #SYS_open, %d0
trap #0
moveml %a6@(-40),%d2-%d7/%a2-%a5
unlk %a6
rts
ENTRY_NOPROFILE(rom_close)
linkw %a6, #0
moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5
moveq #SYS_close, %d0
trap #0
moveml %a6@(-40),%d2-%d7/%a2-%a5
unlk %a6
rts
ENTRY_NOPROFILE(rom_read)
linkw %a6, #0
moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5
moveq #SYS_read, %d0
trap #0
moveml %a6@(-40),%d2-%d7/%a2-%a5
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unlk %a6
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rts
ENTRY_NOPROFILE(rom_write)
linkw %a6, #0
moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5
moveq #SYS_write, %d0
trap #0
moveml %a6@(-40),%d2-%d7/%a2-%a5
unlk %a6
rts
ENTRY_NOPROFILE(rom_lseek)
linkw %a6, #0
moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5
moveq #SYS_lseek, %d0
trap #0
moveml %a6@(-40),%d2-%d7/%a2-%a5
unlk %a6
rts