xref: /netbsd-src/sys/arch/hpcmips/vr/dcureg.h (revision db2b0adebd725a03cdc4c85c21d21e135cbdedcf)
1*db2b0adeStakemura /*	$NetBSD: dcureg.h,v 1.1.1.1 1999/09/16 12:23:32 takemura Exp $	*/
2*db2b0adeStakemura 
3*db2b0adeStakemura /*-
4*db2b0adeStakemura  * Copyright (c) 1999 SATO Kazumi. All rights reserved.
5*db2b0adeStakemura  * Copyright (c) 1999 PocketBSD Project. All rights reserved.
6*db2b0adeStakemura  *
7*db2b0adeStakemura  * Redistribution and use in source and binary forms, with or without
8*db2b0adeStakemura  * modification, are permitted provided that the following conditions
9*db2b0adeStakemura  * are met:
10*db2b0adeStakemura  * 1. Redistributions of source code must retain the above copyright
11*db2b0adeStakemura  *    notice, this list of conditions and the following disclaimer.
12*db2b0adeStakemura  * 2. Redistributions in binary form must reproduce the above copyright
13*db2b0adeStakemura  *    notice, this list of conditions and the following disclaimer in the
14*db2b0adeStakemura  *    documentation and/or other materials provided with the distribution.
15*db2b0adeStakemura  * 3. All advertising materials mentioning features or use of this software
16*db2b0adeStakemura  *    must display the following acknowledgement:
17*db2b0adeStakemura  *	This product includes software developed by the PocketBSD project
18*db2b0adeStakemura  *	and its contributors.
19*db2b0adeStakemura  * 4. Neither the name of the project nor the names of its contributors
20*db2b0adeStakemura  *    may be used to endorse or promote products derived from this software
21*db2b0adeStakemura  *    without specific prior written permission.
22*db2b0adeStakemura  *
23*db2b0adeStakemura  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24*db2b0adeStakemura  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*db2b0adeStakemura  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*db2b0adeStakemura  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27*db2b0adeStakemura  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*db2b0adeStakemura  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*db2b0adeStakemura  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*db2b0adeStakemura  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*db2b0adeStakemura  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*db2b0adeStakemura  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*db2b0adeStakemura  * SUCH DAMAGE.
34*db2b0adeStakemura  *
35*db2b0adeStakemura  */
36*db2b0adeStakemura 
37*db2b0adeStakemura /*
38*db2b0adeStakemura  *	DCU (DMA Control UNIT) Registers.
39*db2b0adeStakemura  *		start 0x0B000040
40*db2b0adeStakemura  */
41*db2b0adeStakemura #define	DMARST_REG_W		0x000		/* DMA Reset Register */
42*db2b0adeStakemura #define		DMARST			(1)		/* DMA reset */
43*db2b0adeStakemura 
44*db2b0adeStakemura #define	DMAIDLE_REG_W		0x002		/* DMA Idle Register */
45*db2b0adeStakemura #define		DMAISTAT		(1)		/* DMA Idle Status */
46*db2b0adeStakemura #define		DMAIDLE			(1)		/* DMA Idle */
47*db2b0adeStakemura #define		DMABUSY			(0)		/* DMA Busy */
48*db2b0adeStakemura 
49*db2b0adeStakemura 
50*db2b0adeStakemura #define	DMASEN_REG_W		0x004		/* DMA Sequencer Enable Register */
51*db2b0adeStakemura #define		DMASENMASK		(1)		/* DMA Seq Enable */
52*db2b0adeStakemura #define		DMASEN			(1)		/* DMA Seq Enable */
53*db2b0adeStakemura #define		DMASDS			(0)		/* DMA Seq Disable */
54*db2b0adeStakemura 
55*db2b0adeStakemura 
56*db2b0adeStakemura #define	DMAMSK_REG_W		0x006		/* DMA Mask Register */
57*db2b0adeStakemura #define		DMAMSKAIN		(1<<3)	/* Audio IN  DMA Enable */
58*db2b0adeStakemura #define		DMAMSKAOUT		(1<<2)	/* Audio OUT  DMA Enable */
59*db2b0adeStakemura #define		DMAMSKFOUT		(1)	/* FIR DMA Enable  */
60*db2b0adeStakemura 
61*db2b0adeStakemura 
62*db2b0adeStakemura #define	DMAREQ_REG_W		0x008		/* DMA Request Register */
63*db2b0adeStakemura #define		DMAREQAIN		(1<<3)		/* Audio IN Request pending */
64*db2b0adeStakemura #define		DMAREQAOUT		(1<<2)		/* Audio OUT Request pending */
65*db2b0adeStakemura #define		DMAREQFOUT		(1)		/* FIR Request pending */
66*db2b0adeStakemura 
67*db2b0adeStakemura 
68*db2b0adeStakemura #define	DMATD_REG_W		0x00A		/* DMA Transfer Direction Register */
69*db2b0adeStakemura #define		DMATDMASK		(1)		/* DMA transfer direction (FIR) */
70*db2b0adeStakemura #define		DMATDIOMEM		(1)		/* I/O -> MEM */
71*db2b0adeStakemura #define		DMATDMEMIO		(0)		/* MEM -> I/O */
72*db2b0adeStakemura 
73*db2b0adeStakemura /* END dcureg.h */
74