source: mainline/kernel/arch/riscv64/include/arch/context_struct.h@ c030818

ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since c030818 was c030818, checked in by Jiří Zárevúcky <zarevucky.jiri@…>, 3 years ago

Move saved interrupt level from context_t to thread_t

Unlike the rest of the context structure, ipl is not
a register, and is (re)stored using a separate mechanism from
context_set()/_restore(). Therefore, it does not belong there.

  • Property mode set to 100644
File size: 2.4 KB
Line 
1/*
2 * Copyright (c) 2016 Martin Decky
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 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef KERN_ARCH_CONTEXT_STRUCT_H_
30#define KERN_ARCH_CONTEXT_STRUCT_H_
31
32#define CONTEXT_OFFSET_SP 0x00
33#define CONTEXT_OFFSET_PC 0x08
34#define CONTEXT_OFFSET_GP 0x10
35#define CONTEXT_OFFSET_TP 0x18
36#define CONTEXT_OFFSET_S0 0x20
37#define CONTEXT_OFFSET_S1 0x28
38#define CONTEXT_OFFSET_S2 0x30
39#define CONTEXT_OFFSET_S3 0x38
40#define CONTEXT_OFFSET_S4 0x40
41#define CONTEXT_OFFSET_S5 0x48
42#define CONTEXT_OFFSET_S6 0x50
43#define CONTEXT_OFFSET_S7 0x58
44#define CONTEXT_OFFSET_S8 0x60
45#define CONTEXT_OFFSET_S9 0x68
46#define CONTEXT_OFFSET_S10 0x70
47#define CONTEXT_OFFSET_S11 0x78
48#define CONTEXT_SIZE 0x80
49
50#ifndef __ASSEMBLER__
51
52#include <typedefs.h>
53
54typedef struct context {
55 uint64_t sp;
56 uint64_t pc;
57 uint64_t gp;
58 uint64_t tp;
59 uint64_t s0;
60 uint64_t s1;
61 uint64_t s2;
62 uint64_t s3;
63 uint64_t s4;
64 uint64_t s5;
65 uint64_t s6;
66 uint64_t s7;
67 uint64_t s8;
68 uint64_t s9;
69 uint64_t s10;
70 uint64_t s11;
71} context_t;
72
73#endif
74#endif
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