1/* $NetBSD: weaselreg.h,v 1.2 2008/04/28 20:23:55 martin 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
40struct 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_ */
94