NetBSD/sys/dev/tc/nvrreg.h

60 lines
2.4 KiB
C

/* $NetBSD: nvrreg.h,v 1.4 2005/12/11 12:24:00 christos Exp $ */
/*
* Copyright (c) 1999 Andy Doran <ad@NetBSD.org>
* 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
*/
#ifndef _TC_NVRREG_H_
#define _TC_NVRREG_H_ 1
/* Offsets within PrestoServe's slot */
#define NVR_CSR 0x00100000 /* Control and status register */
#define NVR_DAR 0x00100004 /* DMA address register */
#define NVR_BAT 0x00100008 /* Battery control register */
#define NVR_MAR 0x0010000C /* ? */
#define NVR_BCR 0x00100010 /* DMA burst count register */
/* CSR register bit definitions (R/W) */
#define NVR_CSR_DMA_GO 0x00000001
#define NVR_CSR_ANTIHOG 0x00000002
#define NVR_CSR_DMA_DONE 0x00000080
#define NVR_CSR_BURST_128_BYTES 0x00000800
#define NVR_CSR_ENBL_PARITY 0x00001000
#define NVR_CSR_ENBL_BAT_INT 0x00002000
#define NVR_CSR_ENBL_DONE_INT 0x00004000
#define NVR_CSR_ENBL_ERR_INT 0x00008000
/* CSR register bit definitions (R) */
#define NVR_CSR_BAT_DISCONNECT 0x00100000
#define NVR_CSR_BAT_FAIL 0x00400000
#define NVR_CSR_TC_ERROR 0x01000000
#define NVR_CSR_MEMORY_ERROR 0x02000000
#define NVR_CSR_TC_PARITY_ERR 0x04000000
#define NVR_CSR_TC_PROTCAL_ERR 0x08000000
#define NVR_CSR_ERROR_SUM 0x80000000
#endif /* _TC_NVRREG_H_ */