| 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 |
| 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_ */ |
| 94 | |