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      1 /* 	$NetBSD: nvrreg.h,v 1.4 2005/12/11 12:24:00 christos Exp $ 	*/
      2 
      3 /*
      4  * Copyright (c) 1999 Andy Doran <ad (at) NetBSD.org>
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  *
     28  */
     29 
     30 #ifndef _TC_NVRREG_H_
     31 #define _TC_NVRREG_H_ 1
     32 
     33 /* Offsets within PrestoServe's slot */
     34 #define	NVR_CSR 	0x00100000	/* Control and status register */
     35 #define	NVR_DAR        	0x00100004	/* DMA address register */
     36 #define NVR_BAT		0x00100008	/* Battery control register */
     37 #define NVR_MAR		0x0010000C	/* ? */
     38 #define NVR_BCR		0x00100010	/* DMA burst count register */
     39 
     40 /* CSR register bit definitions (R/W) */
     41 #define	NVR_CSR_DMA_GO		0x00000001
     42 #define NVR_CSR_ANTIHOG		0x00000002
     43 #define NVR_CSR_DMA_DONE	0x00000080
     44 #define NVR_CSR_BURST_128_BYTES	0x00000800
     45 #define NVR_CSR_ENBL_PARITY	0x00001000
     46 #define NVR_CSR_ENBL_BAT_INT	0x00002000
     47 #define NVR_CSR_ENBL_DONE_INT	0x00004000
     48 #define NVR_CSR_ENBL_ERR_INT	0x00008000
     49 
     50 /* CSR register bit definitions (R) */
     51 #define	NVR_CSR_BAT_DISCONNECT	0x00100000
     52 #define NVR_CSR_BAT_FAIL	0x00400000
     53 #define NVR_CSR_TC_ERROR	0x01000000
     54 #define	NVR_CSR_MEMORY_ERROR	0x02000000
     55 #define NVR_CSR_TC_PARITY_ERR	0x04000000
     56 #define NVR_CSR_TC_PROTCAL_ERR	0x08000000
     57 #define NVR_CSR_ERROR_SUM	0x80000000
     58 
     59 #endif	/* _TC_NVRREG_H_ */
     60