NetBSD/sys/arch/alpha/include/sysarch.h
ross 2df695b1e4 o IEEE 754 floating-point completion code.
o Implement the architected FP_C "Floating Point Control Quadword"
2001-04-26 03:10:44 +00:00

113 lines
3.6 KiB
C

/* $NetBSD: sysarch.h,v 1.8 2001/04/26 03:10:46 ross Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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.
*/
#ifndef _ALPHA_SYSARCH_H_
#define _ALPHA_SYSARCH_H_
#include <machine/bus.h>
#include <machine/ieeefp.h>
/*
* Architecture specific syscalls (ALPHA)
*/
#define ALPHA_FPGETMASK 0
#define ALPHA_FPSETMASK 1
#define ALPHA_FPSETSTICKY 2
#define ALPHA_BUS_GET_WINDOW_COUNT 3
#define ALPHA_BUS_GET_WINDOW 4
#define ALPHA_PCI_CONF_READWRITE 5
#define ALPHA_FPGETSTICKY 6
struct alpha_fp_except_args {
fp_except mask;
};
struct alpha_bus_get_window_count_args {
u_int type;
u_int count; /* output */
};
struct alpha_bus_get_window_args {
u_int type;
u_int window;
struct alpha_bus_space_translation *translation; /* output */
};
#define ALPHA_BUS_TYPE_PCI_IO 0
#define ALPHA_BUS_TYPE_PCI_MEM 1
#define ALPHA_BUS_TYPE_MAX 1
struct alpha_pci_conf_readwrite_args {
int write;
u_int bus;
u_int device;
u_int function;
u_int reg;
u_int32_t val;
};
#ifdef _KERNEL
extern u_int alpha_bus_window_count[];
extern int (*alpha_bus_get_window)(int, int,
struct alpha_bus_space_translation *);
extern struct alpha_pci_chipset *alpha_pci_chipset;
#else
struct alpha_bus_window {
caddr_t abw_addr;
size_t abw_size;
struct alpha_bus_space_translation abw_abst;
};
int alpha_bus_getwindows(int, struct alpha_bus_window **);
int alpha_bus_mapwindow(struct alpha_bus_window *);
void alpha_bus_unmapwindow(struct alpha_bus_window *);
void *alpha_pci_mem_map(bus_addr_t, bus_size_t, int,
struct alpha_bus_space_translation *);
void alpha_pci_mem_unmap(struct alpha_bus_space_translation *,
void *addr, bus_size_t);
u_int32_t alpha_pci_conf_read(u_int, u_int, u_int, u_int);
void alpha_pci_conf_write(u_int, u_int, u_int, u_int, u_int32_t);
int sysarch(int, void *);
#endif /* _KERNEL */
#endif /* !_ALPHA_SYSARCH_H_ */