1 /* $NetBSD: promdev.h,v 1.12 2006/07/13 20:03:34 uwe Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Paul Kranenburg. 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 #include <machine/bsd_openprom.h> 40 41 struct promdata { 42 int fd; /* Openboot descriptor */ 43 struct saioreq *si; /* Oldmon IO request */ 44 int devtype; /* Kind of device we're booting from */ 45 #define DT_BLOCK 1 46 #define DT_NET 2 47 #define DT_BYTE 3 48 /* Hooks for netif.c */ 49 ssize_t (*xmit)(struct promdata *, void *, size_t); 50 ssize_t (*recv)(struct promdata *, void *, size_t); 51 }; 52 53 #define DDB_MAGIC0 ( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('0') ) 54 #define DDB_MAGIC1 ( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('1') ) 55 #define DDB_MAGIC2 ( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('2') ) 56 57 extern time_t getsecs(void); 58 59 #define MAX_PROM_PATH 128 60 61 extern char prom_bootdevice[MAX_PROM_PATH]; 62 extern int cputyp, nbpg, pgofset, pgshift; 63 extern int debug; 64 65 /* Note: dvma_*() routines are for "oldmon" machines only */ 66 extern void dvma_init(void); 67 extern char *dvma_mapin(char *, size_t); 68 extern char *dvma_mapout(char *, size_t); 69 extern char *dvma_alloc(int); 70 extern void dvma_free(char *, int); 71 72 /* In net.c: */ 73 extern int net_open(struct promdata *); 74 extern int net_close(struct promdata *); 75 extern int net_mountroot(void); 76 77 /* In mmu.c */ 78 extern int mmu_init(void); 79 extern int (*pmap_map)(vaddr_t, paddr_t, psize_t); 80 extern int (*pmap_extract)(vaddr_t, paddr_t *); 81 82 /* In str0.S: */ 83 extern void sparc_noop(void); 84 extern void *romp; 85