The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/tc/nvrreg.h

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    1 /*      $NetBSD: nvrreg.h,v 1.3 2005/02/27 00:27:49 perry Exp $         */
    2 
    3 /*
    4  * Copyright (c) 1999 Andy Doran <ad@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_ */

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