91 lines
3.5 KiB
C
91 lines
3.5 KiB
C
/* $NetBSD: promdev.h,v 1.3 1998/09/05 15:11:22 pk Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Paul Kranenburg.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <machine/bsd_openprom.h>
|
|
|
|
struct promdata {
|
|
int fd; /* Openboot descriptor */
|
|
struct saioreq *si; /* Oldmon IO request */
|
|
int devtype; /* Kind of device we're booting from */
|
|
#define DT_BLOCK 1
|
|
#define DT_NET 2
|
|
#define DT_BYTE 3
|
|
/* Hooks for netif.c */
|
|
int (*xmit) __P((struct promdata *, void *, size_t));
|
|
int (*recv) __P((struct promdata *, void *, size_t));
|
|
};
|
|
|
|
#define LOADADDR ((caddr_t)0x4000)
|
|
#define DDB_MAGIC0 ( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('0') )
|
|
#define DDB_MAGIC1 ( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('1') )
|
|
|
|
|
|
extern struct promvec *promvec;
|
|
extern char *prom_bootdevice;
|
|
extern char *prom_bootfile;
|
|
extern int prom_boothow;
|
|
extern int hz;
|
|
extern int cputyp, nbpg, pgofset, pgshift;
|
|
extern int debug;
|
|
|
|
extern void prom_init __P((void));
|
|
|
|
/* Note: dvma_*() routines are for "oldmon" machines only */
|
|
extern char *dvma_mapin __P((char *, size_t));
|
|
extern char *dvma_mapout __P((char *, size_t));
|
|
extern char *dvma_alloc __P((int));
|
|
|
|
/*
|
|
* duplicates from pmap.c for mapping device on "oldmon" machines.
|
|
*/
|
|
#include <sparc/sparc/asm.h>
|
|
|
|
#define getcontext() lduba(AC_CONTEXT, ASI_CONTROL)
|
|
#define setcontext(c) stba(AC_CONTEXT, ASI_CONTROL, c)
|
|
#define getsegmap(va) (cputyp == CPU_SUN4C \
|
|
? lduba(va, ASI_SEGMAP) \
|
|
: lduha(va, ASI_SEGMAP))
|
|
#define setsegmap(va, pmeg) (cputyp == CPU_SUN4C \
|
|
? stba(va, ASI_SEGMAP, pmeg) \
|
|
: stha(va, ASI_SEGMAP, pmeg))
|
|
#define getregmap(va) ((unsigned)lduha(va+2, ASI_REGMAP) >> 8)
|
|
#define setregmap(va, smeg) stha(va+2, ASI_REGMAP, (smeg << 8))
|
|
|
|
#define getpte(va) lda(va, ASI_PTE)
|
|
#define setpte(va, pte) sta(va, ASI_PTE, pte)
|