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/*-
* Copyright (c) 2001 Jake Burkholder.
* 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: release/9.1.0/sys/sparc64/include/frame.h 166105 2007-01-19 11:15:34Z marius $
*/
#ifndef _MACHINE_FRAME_H_
#define _MACHINE_FRAME_H_
#define RW_SHIFT 7
#define SPOFF 2047
#define BIAS SPOFF /* XXX - open/netbsd compat */
#ifndef LOCORE
/*
* NOTE: keep this structure in sync with struct reg and struct mcontext.
*/
struct trapframe {
uint64_t tf_global[8];
uint64_t tf_out[8];
uint64_t tf_fprs;
uint64_t tf_fsr;
uint64_t tf_gsr;
uint64_t tf_level;
uint64_t tf_pil;
uint64_t tf_sfar;
uint64_t tf_sfsr;
uint64_t tf_tar;
uint64_t tf_tnpc;
uint64_t tf_tpc;
uint64_t tf_tstate;
uint64_t tf_type;
uint64_t tf_y;
uint64_t tf_wstate;
uint64_t tf_pad[2];
};
#define tf_sp tf_out[6]
#define TF_DONE(tf) do { \
tf->tf_tpc = tf->tf_tnpc; \
tf->tf_tnpc += 4; \
} while (0)
struct frame {
u_long fr_local[8];
u_long fr_in[8];
u_long fr_pad[8];
};
#define fr_arg fr_in
#define fr_fp fr_in[6]
#define fr_pc fr_in[7]
#define v9next_frame(fp) ((struct frame *)(fp->fr_fp + BIAS))
/*
* Frame used for pcb_rw.
*/
struct rwindow {
u_long rw_local[8];
u_long rw_in[8];
};
struct thread;
int rwindow_save(struct thread *td);
int rwindow_load(struct thread *td, struct trapframe *tf, int n);
#endif /* !LOCORE */
#endif /* !_MACHINE_FRAME_H_ */