romcalls.S revision 1.3
1 1.3 tsutsui /* $NetBSD: romcalls.S,v 1.3 2001/03/03 13:59:10 tsutsui Exp $ */ 2 1.1 tsutsui 3 1.1 tsutsui /*- 4 1.1 tsutsui * Copyright (C) 1999 Izumi Tsutsui. All rights reserved. 5 1.1 tsutsui * 6 1.1 tsutsui * Redistribution and use in source and binary forms, with or without 7 1.1 tsutsui * modification, are permitted provided that the following conditions 8 1.1 tsutsui * are met: 9 1.1 tsutsui * 1. Redistributions of source code must retain the above copyright 10 1.1 tsutsui * notice, this list of conditions and the following disclaimer. 11 1.1 tsutsui * 2. Redistributions in binary form must reproduce the above copyright 12 1.1 tsutsui * notice, this list of conditions and the following disclaimer in the 13 1.1 tsutsui * documentation and/or other materials provided with the distribution. 14 1.1 tsutsui * 3. The name of the author may not be used to endorse or promote products 15 1.1 tsutsui * derived from this software without specific prior written permission. 16 1.1 tsutsui * 17 1.1 tsutsui * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 1.1 tsutsui * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 1.1 tsutsui * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 1.1 tsutsui * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 1.1 tsutsui * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 1.1 tsutsui * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 1.1 tsutsui * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 1.1 tsutsui * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 1.1 tsutsui * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 1.1 tsutsui * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 1.1 tsutsui */ 28 1.1 tsutsui 29 1.1 tsutsui #include <m68k/asm.h> 30 1.1 tsutsui #include <machine/romcall.h> 31 1.1 tsutsui 32 1.1 tsutsui .text 33 1.1 tsutsui .align 4 34 1.1 tsutsui 35 1.2 tsutsui ENTRY_NOPROFILE(rom_halt) 36 1.1 tsutsui moveq #8, %d7 | RB_HALT 37 1.1 tsutsui trap #15 38 1.1 tsutsui 39 1.1 tsutsui ENTRY_NOPROFILE(rom_open) 40 1.1 tsutsui linkw %a6, #0 41 1.1 tsutsui moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5 42 1.1 tsutsui moveq #SYS_open, %d0 43 1.1 tsutsui trap #0 44 1.1 tsutsui moveml %a6@(-40),%d2-%d7/%a2-%a5 45 1.1 tsutsui unlk %a6 46 1.1 tsutsui rts 47 1.1 tsutsui 48 1.1 tsutsui ENTRY_NOPROFILE(rom_close) 49 1.1 tsutsui linkw %a6, #0 50 1.1 tsutsui moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5 51 1.1 tsutsui moveq #SYS_close, %d0 52 1.1 tsutsui trap #0 53 1.1 tsutsui moveml %a6@(-40),%d2-%d7/%a2-%a5 54 1.1 tsutsui unlk %a6 55 1.1 tsutsui rts 56 1.1 tsutsui 57 1.1 tsutsui ENTRY_NOPROFILE(rom_read) 58 1.1 tsutsui linkw %a6, #0 59 1.1 tsutsui moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5 60 1.1 tsutsui moveq #SYS_read, %d0 61 1.1 tsutsui trap #0 62 1.1 tsutsui moveml %a6@(-40),%d2-%d7/%a2-%a5 63 1.3 tsutsui unlk %a6 64 1.1 tsutsui rts 65 1.1 tsutsui 66 1.1 tsutsui ENTRY_NOPROFILE(rom_write) 67 1.1 tsutsui linkw %a6, #0 68 1.1 tsutsui moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5 69 1.1 tsutsui moveq #SYS_write, %d0 70 1.1 tsutsui trap #0 71 1.1 tsutsui moveml %a6@(-40),%d2-%d7/%a2-%a5 72 1.1 tsutsui unlk %a6 73 1.1 tsutsui rts 74 1.1 tsutsui 75 1.1 tsutsui ENTRY_NOPROFILE(rom_lseek) 76 1.1 tsutsui linkw %a6, #0 77 1.1 tsutsui moveml %d2-%d7/%a2-%a5,%sp@- | save %d2-%d7, %a2-%a5 78 1.1 tsutsui moveq #SYS_lseek, %d0 79 1.1 tsutsui trap #0 80 1.1 tsutsui moveml %a6@(-40),%d2-%d7/%a2-%a5 81 1.1 tsutsui unlk %a6 82 1.1 tsutsui rts 83
Indexes created Wed Oct 01 15:09:59 GMT 2025