1 /*-
2 * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
3 * All rights reserved.
4 *
5 * Portions of this software were developed by SRI International and the
6 * University of Cambridge Computer Laboratory under DARPA/AFRL contract
7 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
8 *
9 * Portions of this software were developed by the University of Cambridge
10 * Computer Laboratory as part of the CTSRD Project, with support from the
11 * UK Higher Education Innovation Fund (HEIF).
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * $FreeBSD: releng/11.0/sys/riscv/include/pcb.h 292407 2015-12-17 18:44:30Z br $
35 */
36
37 #ifndef _MACHINE_PCB_H_
38 #define _MACHINE_PCB_H_
39
40 #ifndef LOCORE
41
42 struct trapframe;
43
44 struct pcb {
45 uint64_t pcb_ra;
46 uint64_t pcb_sp;
47 uint64_t pcb_gp;
48 uint64_t pcb_tp;
49 uint64_t pcb_t[7];
50 uint64_t pcb_s[12];
51 uint64_t pcb_a[8];
52 uint64_t pcb_sepc;
53 vm_offset_t pcb_l1addr; /* L1 page tables base address */
54 vm_offset_t pcb_onfault;
55 };
56
57 #ifdef _KERNEL
58 void makectx(struct trapframe *tf, struct pcb *pcb);
59 int savectx(struct pcb *pcb) __returns_twice;
60 #endif
61
62 #endif /* !LOCORE */
63
64 #endif /* !_MACHINE_PCB_H_ */
Cache object: 2f8eed1707b4f0f5999696c346e8aea5
|