1 /** $MirOS: src/sys/stand/boot/cmd.h,v 1.15 2009/10/27 13:37:27 tg Exp $ */ 2 /* $OpenBSD: cmd.h,v 1.16 2007/06/13 02:17:32 drahn Exp $ */ 3 4 /* 5 * Copyright (c) 1997 Michael Shalayeff 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 */ 30 31 #define CMD_BUFF_SIZE 256 32 /* sizeof(struct cmd_state), approx. 0x8C8 */ 33 #define CMD_STRUCT_SIZE 0x0900 34 35 #ifndef _ASM_SOURCE 36 #define BOOTDEVLEN 64 /* 1024 */ 37 38 struct cmd_table { 39 char *cmd_name; 40 char cmd_type; 41 #define CMDT_CMD 0 42 #define CMDT_VAR 1 43 #define CMDT_SET 2 44 #define CMDT_MDC 3 45 #define CMDT_MAC 4 46 #define CMDT_EOL 5 47 int (*cmd_exec)(void); 48 }; 49 50 #ifndef CMD_TABLE_ONLY 51 /* WARNING: defined in srt0.S – fix it if changing! */ 52 struct cmd_state { 53 char bootdev[BOOTDEVLEN]; /* device */ 54 char image[MAXPATHLEN - 16]; /* image */ 55 int boothowto; /* howto */ 56 char *conf; /* /boot.cfg normally */ 57 void *addr; /* load here */ 58 int timeout; 59 60 char path[MAXPATHLEN]; /* buffer for pathname compose */ 61 const struct cmd_table *cmd; 62 int argc; 63 #ifndef __MirBSD__ 64 char *argv[8]; /* XXX i hope this is enough */ 65 #else 66 char *argv[32]; /* no Mickey, see the "echo" command */ 67 #endif 68 }; 69 extern struct cmd_state cmd; 70 extern char cmd_buf[CMD_BUFF_SIZE]; 71 72 int getcmd(void); 73 int read_conf(void); 74 int bootparse(int); 75 void boot(dev_t); 76 77 int docmd(void); /* No longer static: needed by regress test */ 78 char *qualify(char *); /* No longer static: needed by cmd_*.c */ 79 #endif 80 #endif 81