/*      $NetBSD: romcalls.S,v 1.1 2011/11/20 15:38:00 tsutsui Exp $     */

/*-
 * 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.
 *
 * 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

#define SYSCALL trap    #14     /* XXX */

#if 0
ENTRY_NOPROFILE(rom_halt)
        moveq   #8, %d7         | RB_HALT
        trap    #15
#endif

#if 0
ENTRY_NOPROFILE(rom_open)
        linkw   %a6, #0
        moveml  %d2-%d7/%a2-%a5,%sp@-   | save %d2-%d7, %a2-%a5
        moveq   #SYS_open, %d0
        SYSCALL
        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
        SYSCALL
        moveml  %a6@(-40),%d2-%d7/%a2-%a5
        unlk    %a6
        rts
#endif

ENTRY_NOPROFILE(rom_read)
        linkw   %a6, #0
        moveml  %d2-%d7/%a2-%a5,%sp@-   | save %d2-%d7, %a2-%a5
        moveq   #SYS_read, %d0
        SYSCALL
        moveml  %a6@(-40),%d2-%d7/%a2-%a5
        unlk    %a6
        rts

ENTRY_NOPROFILE(rom_write)
        linkw   %a6, #0
        moveml  %d2-%d7/%a2-%a5,%sp@-   | save %d2-%d7, %a2-%a5
        moveq   #SYS_write, %d0
        SYSCALL
        moveml  %a6@(-40),%d2-%d7/%a2-%a5
        unlk    %a6
        rts

ENTRY_NOPROFILE(rom_lseek)
        linkw   %a6, #0
        moveml  %d2-%d7/%a0-%a5,%sp@-   | save %d2-%d7, %a2-%a5
        moveq   #SYS_lseek, %d0
        SYSCALL
        moveml  %a6@(-40),%d0-%d7/%a2-%a5
        unlk    %a6
        rts