1 | /* $NetBSD: pcb.h,v 1.25 2014/02/20 18:19:10 dsl Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 1998 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Charles M. Hannum. |
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 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | /*- |
33 | * Copyright (c) 1990 The Regents of the University of California. |
34 | * All rights reserved. |
35 | * |
36 | * This code is derived from software contributed to Berkeley by |
37 | * William Jolitz. |
38 | * |
39 | * Redistribution and use in source and binary forms, with or without |
40 | * modification, are permitted provided that the following conditions |
41 | * are met: |
42 | * 1. Redistributions of source code must retain the above copyright |
43 | * notice, this list of conditions and the following disclaimer. |
44 | * 2. Redistributions in binary form must reproduce the above copyright |
45 | * notice, this list of conditions and the following disclaimer in the |
46 | * documentation and/or other materials provided with the distribution. |
47 | * 3. Neither the name of the University nor the names of its contributors |
48 | * may be used to endorse or promote products derived from this software |
49 | * without specific prior written permission. |
50 | * |
51 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
52 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
53 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
54 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
55 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
56 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
57 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
58 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
59 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
60 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
61 | * SUCH DAMAGE. |
62 | * |
63 | * @(#)pcb.h 5.10 (Berkeley) 5/12/91 |
64 | */ |
65 | |
66 | /* |
67 | * XXXfvdl these copyrights don't really match anymore |
68 | */ |
69 | |
70 | #ifndef _AMD64_PCB_H_ |
71 | #define _AMD64_PCB_H_ |
72 | |
73 | #ifdef __x86_64__ |
74 | |
75 | #include <x86/cpu_extended_state.h> |
76 | |
77 | #define NIOPORTS 1024 /* # of ports we allow to be mapped */ |
78 | |
79 | struct pcb { |
80 | int pcb_flags; |
81 | #define PCB_USER_LDT 0x01 /* has user-set LDT */ |
82 | #define PCB_COMPAT32 0x02 |
83 | u_int pcb_cr0; /* saved image of CR0 */ |
84 | uint64_t pcb_rsp0; |
85 | uint64_t pcb_cr2; /* page fault address (CR2) */ |
86 | uint64_t pcb_cr3; |
87 | uint64_t pcb_rsp; |
88 | uint64_t pcb_rbp; |
89 | void *pcb_onfault; /* copyin/out fault recovery */ |
90 | uint64_t pcb_fs; |
91 | uint64_t pcb_gs; |
92 | int pcb_iopl; |
93 | |
94 | uint32_t pcb_unused[11]; /* unused */ |
95 | |
96 | struct cpu_info *pcb_fpcpu; /* cpu holding our fp state. */ |
97 | union savefpu pcb_savefpu __aligned(64); /* floating point state */ |
98 | /* **** DO NOT ADD ANYTHING HERE **** */ |
99 | }; |
100 | __CTASSERT(sizeof(struct pcb) - sizeof (union savefpu) == 128); |
101 | |
102 | #else /* __x86_64__ */ |
103 | |
104 | #include <i386/pcb.h> |
105 | |
106 | #endif /* __x86_64__ */ |
107 | |
108 | #endif /* _AMD64_PCB_H_ */ |
109 | |