freebsd-dev/sys/ia64/include/reg.h

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/*-
* Copyright (c) 2000 Doug Rabson
* All rights reserved.
*
* 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 AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _MACHINE_REG_H_
#define _MACHINE_REG_H_
#ifndef _IA64_FPREG_DEFINED
struct ia64_fpreg {
u_int64_t fpr_bits[2];
} __attribute__ ((aligned (16)));
#define _IA64_FPREG_DEFINED
#endif
struct reg {
u_int64_t r_regs[128];
};
struct fpreg {
struct ia64_fpreg fpr_regs[128];
};
struct dbreg {
u_int64_t dbr_data[8];
u_int64_t dbr_inst[8];
};
#ifdef _KERNEL
struct thread;
void restorehighfp __P((struct ia64_fpreg *));
void savehighfp __P((struct ia64_fpreg *));
/*
* XXX these interfaces are MI, so they should be declared in a MI place.
*/
void setregs __P((struct thread *, u_long, u_long, u_long));
int fill_regs __P((struct thread *, struct reg *));
int set_regs __P((struct thread *, struct reg *));
int fill_fpregs __P((struct thread *, struct fpreg *));
int set_fpregs __P((struct thread *, struct fpreg *));
int fill_dbregs __P((struct thread *, struct dbreg *));
int set_dbregs __P((struct thread *, struct dbreg *));
#endif
#endif /* _MACHINE_REG_H_ */