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
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