sys/dev/tc/nvrreg.h

   1 /*      $NetBSD: nvrreg.h,v 1.2.30.1 2005/03/04 16:50:52 skrll 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_ */