NetBSD/sys/arch/sparc64/dev/sbusvar.h

115 lines
4.9 KiB
C

/* $NetBSD: sbusvar.h,v 1.17 2009/09/17 16:28:12 tsutsui 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.
*
* 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.
*/
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Lawrence Berkeley Laboratory.
*
* 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. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*
* @(#)sbusvar.h 8.1 (Berkeley) 6/11/93
*/
#ifndef _SBUS_VAR_SPARC64_H_
#define _SBUS_VAR_SPARC64_H_
#include <machine/bus.h>
/*
* Macro to convert a PROM virtual address to a bus_space_handle_t.
*
* Since this is SBus it's, always big-endian, so use ASI_PRIMARY.
*/
#define sbus_promaddr_to_handle(tag, promaddr, hp) \
sparc_promaddr_to_handle(tag, promaddr, hp)
#include <sparc64/dev/iommuvar.h>
/*
* Most devices are configured according to information kept in
* the FORTH PROMs. In particular, we extract the `name', `reg',
* and `address' properties of each device attached to the mainbus;
* other drives may also use this information. The mainbus itself
* (which `is' the CPU, in some sense) gets just the node, with a
* fake name ("mainbus").
*/
/* variables per Sbus */
struct sbus_softc {
device_t sc_dev; /* base device */
bus_space_tag_t sc_bustag;
bus_space_handle_t sc_bh;
bus_dma_tag_t sc_dmatag;
int sc_clockfreq; /* clock frequency (in Hz) */
int sc_burst; /* burst transfer sizes supported */
int *sc_intr2ipl; /* Interrupt level translation */
int *sc_intr_compat;/* `intr' property to sbus compat */
struct sysioreg *sc_sysio; /* SBUS control registers */
int sc_ign; /* Interrupt group number for this sysio */
struct iommu_state sc_is; /* IOMMU state, see iommureg.h */
struct strbuf_ctl sc_sb; /* Streaming buffer control */
int64_t sc_flush; /* Streaming buffer flush */
};
#endif /* _SBUS_VAR_SPARC64_H_ */