1/*- 2 * Copyright (c) 2000 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 *
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26 * $FreeBSD: head/sys/ia64/include/frame.h 95768 2002-04-30 06:37:25Z marcel $
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26 * $FreeBSD: head/sys/ia64/include/frame.h 115084 2003-05-16 21:26:42Z marcel $ |
27 */ 28 29#ifndef _MACHINE_FRAME_H_ 30#define _MACHINE_FRAME_H_ 31
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32#include <machine/reg.h>
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32#include <machine/_regset.h> |
33 34/* 35 * Software trap, exception, and syscall frame. 36 */ 37struct trapframe {
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38 u_int64_t tf_flags;
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38 uint64_t tf_length; 39 uint64_t tf_flags; |
40#define FRAME_SYSCALL 1 /* syscalls use a partial trapframe */
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40
41 u_int64_t tf_cr_iip;
42 u_int64_t tf_cr_ipsr;
43 u_int64_t tf_cr_isr;
44 u_int64_t tf_cr_ifa;
45 u_int64_t tf_pr;
46 u_int64_t tf_ar_rsc;
47 u_int64_t tf_ar_pfs;
48 u_int64_t tf_cr_ifs;
49 u_int64_t tf_ar_bspstore;
50 u_int64_t tf_ar_rnat;
51 u_int64_t tf_ndirty;
52 u_int64_t tf_ar_unat;
53 u_int64_t tf_ar_ccv;
54 u_int64_t tf_ar_fpsr;
55 u_int64_t tf_ar_lc;
56 u_int64_t tf_ar_ec;
57
58 u_int64_t tf_b[8];
59
60 u_int64_t tf_r[31]; /* don't need to save r0 */
61#define FRAME_R1 0
62#define FRAME_R2 1
63#define FRAME_R3 2
64#define FRAME_R4 3
65#define FRAME_R5 4
66#define FRAME_R6 5
67#define FRAME_R7 6
68#define FRAME_R8 7
69#define FRAME_R9 8
70#define FRAME_R10 9
71#define FRAME_R11 10
72#define FRAME_R12 11
73#define FRAME_R13 12
74#define FRAME_R14 13
75#define FRAME_R15 14
76#define FRAME_R16 15
77#define FRAME_R17 16
78#define FRAME_R18 17
79#define FRAME_R19 18
80#define FRAME_R20 19
81#define FRAME_R21 20
82#define FRAME_R22 21
83#define FRAME_R23 22
84#define FRAME_R24 23
85#define FRAME_R25 24
86#define FRAME_R26 25
87#define FRAME_R27 26
88#define FRAME_R28 27
89#define FRAME_R29 28
90#define FRAME_R30 29
91#define FRAME_R31 30
92
93#define FRAME_GP FRAME_R1
94#define FRAME_SP FRAME_R12
95#define FRAME_TP FRAME_R13
96
97 /*
98 * We rely on the compiler to save/restore f2-f5 and
99 * f16-f31. We also tell the compiler to avoid f32-f127
100 * completely so we don't worry about them at all.
101 */
102 struct ia64_fpreg tf_f[10];
103#define FRAME_F6 0
104#define FRAME_F7 1
105#define FRAME_F8 2
106#define FRAME_F9 3
107#define FRAME_F10 4
108#define FRAME_F11 5
109#define FRAME_F12 6
110#define FRAME_F13 7
111#define FRAME_F14 8
112#define FRAME_F15 9
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41 struct _special tf_special; 42 struct _caller_saved tf_scratch; 43 struct _caller_saved_fp tf_scratch_fp; |
44}; 45 46#endif /* _MACHINE_FRAME_H_ */
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