xref: /netbsd/sys/dev/pci/weaselreg.h (revision bf9ec67e)
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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 
40 #ifndef _DEV_PCI_WEASELREG_H_
41 #define	_DEV_PCI_WEASELREG_H_
42 
43 /*
44  * PCI-Weasel configuration block.
45  */
46 #define	CFG_VERSION_2		0x02
47 struct weasel_config_block {
48 	uint8_t	cfg_version;		/* version of config */
49 	uint8_t	weasel_attn;		/* attention character */
50 	uint8_t debug;			/* debug level */
51 	uint8_t reset_pc_on_boot;	/* reset PC Weasel on boot */
52 	uint8_t duart_baud;		/* UART baud rate */
53 	uint8_t duart_parity;		/* 0=none, 1=even, 2=odd */
54 	uint8_t duart_bits;		/* 7 or 8 */
55 	uint8_t	enable_duart_switching;	/* UART switching mode */
56 	uint8_t	wdt_allow;		/* WDOG is allowed */
57 	uint16_t	wdt_msec;	/* WDOG period in msec. */
58 	uint8_t	duart_flow;		/* RTS/CTS enabled */
59 	uint8_t	break_passthru;		/* BRK passed through to 16550 */
60 	uint8_t	serial_number[10];	/* board serial number */
61 	uint8_t	default_partition;	/* default Weasel boot image */
62 	uint8_t	color;			/* use color */
63 	uint8_t	future_use[229];	/* reserved for future use */
64 	uint8_t cksum;			/* always last element. */
65 };
66 
67 #define	WEASEL_DATA_RD		0x00
68 #define		OS_RET_WDT_ACTIVE	0x01
69 #define		OS_RET_WDT_INACTIVE	0x02
70 #define		OS_RET_PONG		0x03
71 
72 #define	WEASEL_DATA_WR		0x01
73 #define		OS_CMD_WDT_ENABLE	0x01
74 #define		OS_CMD_WDT_DISABLE	0x02
75 #define		OS_CMD_WDT_QUERY	0x03
76 #define		OS_CMD_SHOW_CONFIG	0x04
77 #define		OS_CMD_QUERY_SW_VER	0x05
78 #define		OS_CMD_QUERY_HW_VER	0x06
79 #define		OS_CMD_QUERY_L_VER	0x07
80 #define		OS_CMD_PING		0x08
81 #define		OS_CMD_QUERY_VB_VER	0x09
82 #define		OS_CMD_QUERT_BR_VER	0x0a
83 #define		OS_CMD_RESET_SM		0xff
84 
85 #define	WEASEL_STATUS		0x02
86 #define		OS_WS_HOST_WRITE	0x00
87 #define		OS_WS_HOST_READ		0x01
88 #define		OS_WS_WDT_RDY		0x02
89 #define		OS_WS_BUSY		0xff
90 
91 #define	WEASEL_HOST_STATUS	0x03
92 #define		OS_HS_WEASEL_WRITE	0x00
93 #define		OS_HS_WEASEL_READ	0x01
94 #define		OS_HS_WDT_RDY		0x02
95 
96 #define	WEASEL_CHALLENGE	0x04
97 
98 #define	WEASEL_RESPONSE		0x05
99 
100 #endif /* _DEV_PCI_WEASELREG_H_ */
101