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      1  1.1  uwe /*	$NetBSD: bios.S,v 1.1 2006/09/01 21:26:18 uwe Exp $	*/
      2  1.1  uwe 
      3  1.1  uwe /*-
      4  1.1  uwe  * Copyright (c) 2005 NONAKA Kimihiro
      5  1.1  uwe  * All rights reserved.
      6  1.1  uwe  *
      7  1.1  uwe  * Redistribution and use in source and binary forms, with or without
      8  1.1  uwe  * modification, are permitted provided that the following conditions
      9  1.1  uwe  * are met:
     10  1.1  uwe  * 1. Redistributions of source code must retain the above copyright
     11  1.1  uwe  *    notice, this list of conditions and the following disclaimer.
     12  1.1  uwe  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1  uwe  *    notice, this list of conditions and the following disclaimer in the
     14  1.1  uwe  *    documentation and/or other materials provided with the distribution.
     15  1.1  uwe  *
     16  1.1  uwe  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     17  1.1  uwe  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  1.1  uwe  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  1.1  uwe  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     20  1.1  uwe  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  1.1  uwe  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  1.1  uwe  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  1.1  uwe  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  1.1  uwe  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  1.1  uwe  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  1.1  uwe  * SUCH DAMAGE.
     27  1.1  uwe  */
     28  1.1  uwe 
     29  1.1  uwe #include <machine/asm.h>
     30  1.1  uwe 
     31  1.1  uwe /*
     32  1.1  uwe  * int bioscons_getc(void);
     33  1.1  uwe  */
     34  1.1  uwe ENTRY(bioscons_getc)
     35  1.1  uwe 	mov	#0, r4
     36  1.1  uwe 	mov	#1, r0
     37  1.1  uwe 	trapa	#0x3f
     38  1.1  uwe 	rts
     39  1.1  uwe 	 nop
     40  1.1  uwe 
     41  1.1  uwe /*
     42  1.1  uwe  * void bioscons_putc(int c);
     43  1.1  uwe  */
     44  1.1  uwe ENTRY(bioscons_putc)
     45  1.1  uwe 	mov	#31, r0
     46  1.1  uwe 	trapa	#0x3f
     47  1.1  uwe 	rts
     48  1.1  uwe 	 nop
     49  1.1  uwe 
     50  1.1  uwe /*
     51  1.1  uwe  * int biosdisk_read(int dev, uint32_t blkaddr, void *buf, size_t nblks);
     52  1.1  uwe  */
     53  1.1  uwe ENTRY(biosdisk_read)
     54  1.1  uwe 	mov	#2, r0
     55  1.1  uwe 	trapa	#0x3f
     56  1.1  uwe 	rts
     57  1.1  uwe 	 nop
     58  1.1  uwe 
     59  1.1  uwe /*
     60  1.1  uwe  * void cache_enable(void);
     61  1.1  uwe  * void cache_flush(void);
     62  1.1  uwe  */
     63  1.1  uwe ENTRY(cache_enable)
     64  1.1  uwe ENTRY(cache_flush)
     65  1.1  uwe 	mov     #0, r4
     66  1.1  uwe 	mov     #6, r0
     67  1.1  uwe 	trapa   #0x3f
     68  1.1  uwe 	rts
     69  1.1  uwe 	 nop
     70  1.1  uwe 
     71  1.1  uwe /*
     72  1.1  uwe  * void cache_disable(void);
     73  1.1  uwe  */
     74  1.1  uwe ENTRY(cache_disable)
     75  1.1  uwe 	mov     #1, r4
     76  1.1  uwe 	mov     #6, r0
     77  1.1  uwe 	trapa   #0x3f
     78  1.1  uwe 	rts
     79  1.1  uwe 	 nop
     80