Zephyr API Documentation  3.5.0
A Scalable Open Source RTOS
3.5.0
•All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Macros Modules Pages
exp.h
Go to the documentation of this file.
1/*
2 * Copyright (c) 2021 Antony Pavlov <antonynpavlov@gmail.com>
3 *
4 * based on include/arch/riscv/exp.h
5 *
6 * SPDX-License-Identifier: Apache-2.0
7 */
8
9#ifndef ZEPHYR_INCLUDE_ARCH_MIPS_EXP_H_
10#define ZEPHYR_INCLUDE_ARCH_MIPS_EXP_H_
11
12#ifndef _ASMLANGUAGE
13#include <zephyr/types.h>
14#include <zephyr/toolchain.h>
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
20struct __esf {
21 unsigned long ra; /* return address */
22 unsigned long gp; /* global pointer */
23
24 unsigned long t0; /* Caller-saved temporary register */
25 unsigned long t1; /* Caller-saved temporary register */
26 unsigned long t2; /* Caller-saved temporary register */
27 unsigned long t3; /* Caller-saved temporary register */
28 unsigned long t4; /* Caller-saved temporary register */
29 unsigned long t5; /* Caller-saved temporary register */
30 unsigned long t6; /* Caller-saved temporary register */
31 unsigned long t7; /* Caller-saved temporary register */
32 unsigned long t8; /* Caller-saved temporary register */
33 unsigned long t9; /* Caller-saved temporary register */
34
35 unsigned long a0; /* function argument */
36 unsigned long a1; /* function argument */
37 unsigned long a2; /* function argument */
38 unsigned long a3; /* function argument */
39
40 unsigned long v0; /* return value */
41 unsigned long v1; /* return value */
42
43 unsigned long at; /* assembly temporary */
44
45 unsigned long epc;
46 unsigned long badvaddr;
47 unsigned long hi;
48 unsigned long lo;
49 unsigned long status;
50 unsigned long cause;
51};
52
53typedef struct __esf z_arch_esf_t;
54
55#ifdef __cplusplus
56}
57#endif
58
59#endif /* _ASMLANGUAGE */
60
61#endif /* ZEPHYR_INCLUDE_ARCH_MIPS_EXP_H_ */
hi
irp hi
Definition: asm-macro-32-bit-gnu.h:10
toolchain.h
Macros to abstract toolchain specific capabilities.