 1cd76c7513
			
		
	
	
		1cd76c7513
		
	
	
	
	
		
			
			. primary purpose is to synchronize with <ieeefp.h> which expects a fp_prec from sys/arch/x86/include/ieeefp.h
		
			
				
	
	
		
			230 lines
		
	
	
		
			8.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			230 lines
		
	
	
		
			8.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*	$NetBSD: isa_machdep.h,v 1.11 2011/07/01 18:22:39 dyoung Exp $	*/
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| 
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| /*-
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|  * Copyright (c) 1996, 1997, 1998 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 Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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|  * NASA Ames Research Center.
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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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|  *
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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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| /*-
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|  * Copyright (c) 1990 The Regents of the University of California.
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|  * All rights reserved.
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|  *
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|  * This code is derived from software contributed to Berkeley by
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|  * William Jolitz.
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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. Neither the name of the University nor the names of its contributors
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|  *    may be used to endorse or promote products derived from this software
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|  *    without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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|  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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|  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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|  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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|  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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|  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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|  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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|  * SUCH DAMAGE.
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|  *
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|  *	@(#)isa.h	5.7 (Berkeley) 5/9/91
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|  */
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| 
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| /*
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|  * Various pieces of the i386 port want to include this file without
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|  * or in spite of using isavar.h, and should be fixed.
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|  */
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| 
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| #ifndef _X86_ISA_MACHDEP_H_			/* XXX */
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| #define _X86_ISA_MACHDEP_H_			/* XXX */
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| 
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| #include <sys/bus.h>
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| #include <sys/device.h>
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| #include <dev/isa/isadmavar.h>
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| 
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| /*
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|  * XXX THIS FILE IS A MESS.  copyright: berkeley's probably.
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|  * contents from isavar.h and isareg.h, mostly the latter.
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|  * perhaps charles's?
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|  *
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|  * copyright from berkeley's isa.h which is now dev/isa/isareg.h.
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|  */
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| 
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| /*
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|  * Types provided to machine-independent ISA code.
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|  */
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| struct x86_isa_chipset {
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| 	struct isa_dma_state ic_dmastate;
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| };
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| 
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| typedef struct x86_isa_chipset *isa_chipset_tag_t;
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| 
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| struct isabus_attach_args;	/* XXX */
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| 
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| /*
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|  * Functions provided to machine-independent ISA code.
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|  */
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| void	isa_attach_hook(device_t, device_t,
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| 	    struct isabus_attach_args *);
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| void	isa_detach_hook(isa_chipset_tag_t, device_t);
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| int	isa_intr_alloc(isa_chipset_tag_t, int, int, int *);
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| const struct evcnt *isa_intr_evcnt(isa_chipset_tag_t ic, int irq);
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| void	*isa_intr_establish(isa_chipset_tag_t ic, int irq, int type,
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| 	    int level, int (*ih_fun)(void *), void *ih_arg);
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| void	isa_intr_disestablish(isa_chipset_tag_t ic, void *handler);
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| int	isa_mem_alloc(bus_space_tag_t, bus_size_t, bus_size_t,
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| 	    bus_addr_t, int, bus_addr_t *, bus_space_handle_t *);
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| void	isa_mem_free(bus_space_tag_t, bus_space_handle_t, bus_size_t);
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| 
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| #define	isa_dmadestroy(ic)						\
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| 	_isa_dmadestroy(&(ic)->ic_dmastate)
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| #define	isa_dmainit(ic, bst, dmat, d)					\
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| 	_isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d))
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| #define	isa_dmacascade(ic, c)						\
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| 	_isa_dmacascade(&(ic)->ic_dmastate, (c))
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| #define	isa_dmamaxsize(ic, c)						\
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| 	_isa_dmamaxsize(&(ic)->ic_dmastate, (c))
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| #define	isa_dmamap_create(ic, c, s, f)					\
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| 	_isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f))
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| #define	isa_dmamap_destroy(ic, c)					\
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| 	_isa_dmamap_destroy(&(ic)->ic_dmastate, (c))
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| #define	isa_dmastart(ic, c, a, n, p, f, bf)				\
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| 	_isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf))
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| #define	isa_dmaabort(ic, c)						\
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| 	_isa_dmaabort(&(ic)->ic_dmastate, (c))
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| #define	isa_dmacount(ic, c)						\
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| 	_isa_dmacount(&(ic)->ic_dmastate, (c))
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| #define	isa_dmafinished(ic, c)						\
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| 	_isa_dmafinished(&(ic)->ic_dmastate, (c))
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| #define	isa_dmadone(ic, c)						\
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| 	_isa_dmadone(&(ic)->ic_dmastate, (c))
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| #define	isa_dmafreeze(ic)						\
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| 	_isa_dmafreeze(&(ic)->ic_dmastate)
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| #define	isa_dmathaw(ic)							\
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| 	_isa_dmathaw(&(ic)->ic_dmastate)
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| #define	isa_dmamem_alloc(ic, c, s, ap, f)				\
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| 	_isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f))
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| #define	isa_dmamem_free(ic, c, a, s)					\
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| 	_isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s))
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| #define	isa_dmamem_map(ic, c, a, s, kp, f)				\
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| 	_isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f))
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| #define	isa_dmamem_unmap(ic, c, k, s)					\
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| 	_isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s))
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| #define	isa_dmamem_mmap(ic, c, a, s, o, p, f)				\
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| 	_isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f))
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| #define isa_drq_alloc(ic, c)						\
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| 	_isa_drq_alloc(&(ic)->ic_dmastate, c)
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| #define isa_drq_free(ic, c)						\
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| 	_isa_drq_free(&(ic)->ic_dmastate, c)
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| #define	isa_drq_isfree(ic, c)						\
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| 	_isa_drq_isfree(&(ic)->ic_dmastate, (c))
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| #define	isa_malloc(ic, c, s, p, f)					\
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| 	_isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f))
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| #define	isa_free(a, p)							\
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| 	_isa_free((a), (p))
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| #define	isa_mappage(m, o, p)						\
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| 	_isa_mappage((m), (o), (p))
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| 
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| /*
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|  * for ACPI code
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|  */
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| 
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| void	isa_reinit_irq(void);
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| 
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| /*
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|  * ALL OF THE FOLLOWING ARE MACHINE-DEPENDENT, AND SHOULD NOT BE USED
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|  * BY PORTABLE CODE.
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|  */
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| 
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| extern struct x86_bus_dma_tag isa_bus_dma_tag;
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| 
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| /*
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|  * XXX Various seemingly PC-specific constants, some of which may be
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|  * unnecessary anyway.
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|  */
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| 
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| /*
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|  * RAM Physical Address Space (ignoring the above mentioned "hole")
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|  */
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| #define	RAM_BEGIN	0x0000000	/* Start of RAM Memory */
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| #define	RAM_END		0x1000000	/* End of RAM Memory */
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| #define	RAM_SIZE	(RAM_END - RAM_BEGIN)
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| 
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| /*
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|  * Oddball Physical Memory Addresses
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|  */
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| #define	COMPAQ_RAMRELOC	0x80c00000	/* Compaq RAM relocation/diag */
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| #define	COMPAQ_RAMSETUP	0x80c00002	/* Compaq RAM setup */
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| #define	WEITEK_FPU	0xC0000000	/* WTL 2167 */
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| #define	CYRIX_EMC	0xC0000000	/* Cyrix EMC */
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| 
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| /*
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|  * stuff that used to be in pccons.c
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|  */
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| #define	MONO_BASE	0x3B4
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| #define	MONO_BUF	0xB0000
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| #define	CGA_BASE	0x3D4
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| #define	CGA_BUF		0xB8000
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| 
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| /*
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|  * Variables and macros to deal with the ISA I/O hole.
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|  * XXX These should be converted to machine- and bus-mapping-independent
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|  * function definitions, invoked through the softc.
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|  */
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| 
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| extern vaddr_t atdevbase;         /* kernel virtual address of "hole" */
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| 
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| /*
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|  * Given a kernel virtual address for some location
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|  * in the "hole" I/O space, return a physical address.
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|  */
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| #define ISA_PHYSADDR(v) ((bus_addr_t)(v) - atdevbase + IOM_BEGIN)
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| 
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| /*
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|  * Given a physical address in the "hole",
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|  * return a kernel virtual address.
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|  */
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| #define ISA_HOLE_VADDR(p)  ((void *) ((vaddr_t)(p) - IOM_BEGIN + atdevbase))
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| 
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| 
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| /*
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|  * Miscellanous functions.
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|  */
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| void sysbeep(int, int);		/* beep with the system speaker */
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| 
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| #endif /* _X86_ISA_MACHDEP_H_ XXX */
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