sys/dev/pci/weaselreg.h

   1 /*      $NetBSD: weaselreg.h,v 1.1 2002/01/01 16:48:34 hpeyerl Exp $    */
   2
   3 /*-
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Herb Peyerl and Jason Thorpe.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32
  33 #ifndef _DEV_PCI_WEASELREG_H_
  34 #define _DEV_PCI_WEASELREG_H_
  35
  36 /*
  37  * PCI-Weasel configuration block.
  38  */
  39 #define CFG_VERSION_2           0x02
  40 struct weasel_config_block {
  41         uint8_t cfg_version;            /* version of config */
  42         uint8_t weasel_attn;            /* attention character */
  43         uint8_t debug;                  /* debug level */
  44         uint8_t reset_pc_on_boot;       /* reset PC Weasel on boot */
  45         uint8_t duart_baud;             /* UART baud rate */
  46         uint8_t duart_parity;           /* 0=none, 1=even, 2=odd */
  47         uint8_t duart_bits;             /* 7 or 8 */
  48         uint8_t enable_duart_switching; /* UART switching mode */
  49         uint8_t wdt_allow;              /* WDOG is allowed */
  50         uint16_t        wdt_msec;       /* WDOG period in msec. */
  51         uint8_t duart_flow;             /* RTS/CTS enabled */
  52         uint8_t break_passthru;         /* BRK passed through to 16550 */
  53         uint8_t serial_number[10];      /* board serial number */
  54         uint8_t default_partition;      /* default Weasel boot image */
  55         uint8_t color;                  /* use color */
  56         uint8_t future_use[229];        /* reserved for future use */
  57         uint8_t cksum;                  /* always last element. */
  58 };
  59
  60 #define WEASEL_DATA_RD          0x00
  61 #define         OS_RET_WDT_ACTIVE       0x01
  62 #define         OS_RET_WDT_INACTIVE     0x02
  63 #define         OS_RET_PONG             0x03
  64
  65 #define WEASEL_DATA_WR          0x01
  66 #define         OS_CMD_WDT_ENABLE       0x01
  67 #define         OS_CMD_WDT_DISABLE      0x02
  68 #define         OS_CMD_WDT_QUERY        0x03
  69 #define         OS_CMD_SHOW_CONFIG      0x04
  70 #define         OS_CMD_QUERY_SW_VER     0x05
  71 #define         OS_CMD_QUERY_HW_VER     0x06
  72 #define         OS_CMD_QUERY_L_VER      0x07
  73 #define         OS_CMD_PING             0x08
  74 #define         OS_CMD_QUERY_VB_VER     0x09
  75 #define         OS_CMD_QUERT_BR_VER     0x0a
  76 #define         OS_CMD_RESET_SM         0xff
  77
  78 #define WEASEL_STATUS           0x02
  79 #define         OS_WS_HOST_WRITE        0x00
  80 #define         OS_WS_HOST_READ         0x01
  81 #define         OS_WS_WDT_RDY           0x02
  82 #define         OS_WS_BUSY              0xff
  83
  84 #define WEASEL_HOST_STATUS      0x03
  85 #define         OS_HS_WEASEL_WRITE      0x00
  86 #define         OS_HS_WEASEL_READ       0x01
  87 #define         OS_HS_WDT_RDY           0x02
  88
  89 #define WEASEL_CHALLENGE        0x04
  90
  91 #define WEASEL_RESPONSE         0x05
  92
  93 #endif /* _DEV_PCI_WEASELREG_H_ */