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sysarch.h revision 1.10 
      1 /* $NetBSD: sysarch.h,v 1.10 2003/09/11 09:40:11 kleink Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      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 #ifndef _ALPHA_SYSARCH_H_
     40 #define _ALPHA_SYSARCH_H_
     41 
     42 #include <machine/bus.h>
     43 #include <machine/ieeefp.h>
     44 
     45 /*
     46  * Architecture specific syscalls (ALPHA)
     47  */
     48 
     49 #define	ALPHA_FPGETMASK			0
     50 #define	ALPHA_FPSETMASK			1
     51 #define	ALPHA_FPSETSTICKY		2
     52 #define	ALPHA_BUS_GET_WINDOW_COUNT	3
     53 #define	ALPHA_BUS_GET_WINDOW		4
     54 #define	ALPHA_PCI_CONF_READWRITE	5
     55 #define	ALPHA_FPGETSTICKY		6
     56 #define	ALPHA_GET_FP_C			7
     57 #define	ALPHA_SET_FP_C			8
     58 
     59 struct alpha_fp_except_args {
     60 	fp_except mask;
     61 };
     62 
     63 struct alpha_fp_c_args {
     64 	uint64_t fp_c;
     65 };
     66 
     67 struct alpha_bus_get_window_count_args {
     68 	u_int type;
     69 	u_int count;	/* output */
     70 };
     71 
     72 struct alpha_bus_get_window_args {
     73 	u_int type;
     74 	u_int window;
     75 	struct alpha_bus_space_translation *translation; /* output */
     76 };
     77 
     78 #define	ALPHA_BUS_TYPE_PCI_IO		0
     79 #define	ALPHA_BUS_TYPE_PCI_MEM		1
     80 #define	ALPHA_BUS_TYPE_MAX		1
     81 
     82 struct alpha_pci_conf_readwrite_args {
     83 	int write;
     84 	u_int bus;
     85 	u_int device;
     86 	u_int function;
     87 	u_int reg;
     88 	u_int32_t val;
     89 };
     90 
     91 #ifdef _KERNEL
     92 extern	u_int alpha_bus_window_count[];
     93 extern	int (*alpha_bus_get_window)(int, int,
     94 	    struct alpha_bus_space_translation *);
     95 extern	struct alpha_pci_chipset *alpha_pci_chipset;
     96 #else
     97 #include <sys/cdefs.h>
     98 
     99 struct alpha_bus_window {
    100 	caddr_t		abw_addr;
    101 	size_t		abw_size;
    102 	struct alpha_bus_space_translation abw_abst;
    103 };
    104 
    105 __BEGIN_DECLS
    106 int	alpha_bus_getwindows(int, struct alpha_bus_window **);
    107 int	alpha_bus_mapwindow(struct alpha_bus_window *);
    108 void	alpha_bus_unmapwindow(struct alpha_bus_window *);
    109 
    110 void	*alpha_pci_mem_map(bus_addr_t, bus_size_t, int,
    111 	    struct alpha_bus_space_translation *);
    112 void	alpha_pci_mem_unmap(struct alpha_bus_space_translation *,
    113 	    void *addr, bus_size_t);
    114 
    115 u_int32_t alpha_pci_conf_read(u_int, u_int, u_int, u_int);
    116 void	alpha_pci_conf_write(u_int, u_int, u_int, u_int, u_int32_t);
    117 
    118 int	sysarch(int, void *);
    119 __END_DECLS
    120 #endif /* _KERNEL */
    121 
    122 #endif /* !_ALPHA_SYSARCH_H_ */
    123