104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/* $NetBSD: control.h,v 1.16 1997/01/27 19:41:00 gwr Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Adam Glass.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* defines for sun3 control space
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*/
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#define IDPROM_BASE 0x00000000
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#define PGMAP_BASE 0x10000000
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#define SEGMAP_BASE 0x20000000
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#define CONTEXT_REG 0x30000000
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#define SYSTEM_ENAB 0x40000000
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#define UDVMA_ENAB 0x50000000
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#define BUSERR_REG 0x60000000
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#define DIAG_REG 0x70000000
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#define CONTROL_ADDR_MASK 0x0FFFFFFC
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#define NBSEG 0x20000
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#define NPMEG 0x100
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#define VAC_CACHE_TAGS 0x80000000
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#define VAC_CACHE_DATA 0x90000000
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#define VAC_FLUSH_BASE 0xA0000000
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#define VAC_FLUSH_CONTEXT 0x1
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#define VAC_FLUSH_PAGE 0x2
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#define VAC_FLUSH_SEGMENT 0x3
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#define CONTEXT_0 0x0
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#define CONTEXT_1 0x1
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#define CONTEXT_2 0x2
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#define CONTEXT_3 0x3
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#define CONTEXT_4 0x4
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#define CONTEXT_5 0x5
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#define CONTEXT_6 0x6
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#define CONTEXT_7 0x7
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#define CONTEXT_NUM 0x8
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#define CONTEXT_MASK 0x7
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#define SYSTEM_ENAB_DIAG 0x01
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#define SYSTEM_ENAB_FPA 0x02
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#define SYSTEM_ENAB_COPY 0x04
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#define SYSTEM_ENAB_VIDEO 0x08
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#define SYSTEM_ENAB_CACHE 0x10
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#define SYSTEM_ENAB_SVDMA 0x20
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#define SYSTEM_ENAB_FPP 0x40
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#define SYSTEM_ENAB_BOOT 0x80
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#include <sys/types.h>
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/* ctrlsp.S */
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unsigned char get_control_byte __P((char *));
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unsigned int get_control_word __P((char *));
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void set_control_byte __P((char *, unsigned char));
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void set_control_word __P((char *, unsigned int));
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/* control.c */
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int get_context __P((void));
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void set_context __P((int));
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vm_offset_t get_pte __P((vm_offset_t va));
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void set_pte __P((vm_offset_t, vm_offset_t));
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unsigned char get_segmap __P((vm_offset_t));
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void set_segmap __P((vm_offset_t va, unsigned char));
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void set_segmap_allctx __P((vm_offset_t va, unsigned char));
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