Zephyr Project API 3.7.0
A Scalable Open Source RTOS
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thread.h
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1/*
2 * Copyright (c) 2019 Carlo Caione <ccaione@baylibre.com>
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
19#ifndef ZEPHYR_INCLUDE_ARCH_ARM64_THREAD_H_
20#define ZEPHYR_INCLUDE_ARCH_ARM64_THREAD_H_
21
22#ifndef _ASMLANGUAGE
23#include <zephyr/types.h>
25
26struct _callee_saved {
27 uint64_t x19;
28 uint64_t x20;
29 uint64_t x21;
30 uint64_t x22;
31 uint64_t x23;
32 uint64_t x24;
33 uint64_t x25;
34 uint64_t x26;
35 uint64_t x27;
36 uint64_t x28;
37 uint64_t x29;
38 uint64_t sp_el0;
39 uint64_t sp_elx;
40 uint64_t lr;
41};
42
43typedef struct _callee_saved _callee_saved_t;
44
45struct z_arm64_fp_context {
46 __int128 q0, q1, q2, q3, q4, q5, q6, q7;
47 __int128 q8, q9, q10, q11, q12, q13, q14, q15;
48 __int128 q16, q17, q18, q19, q20, q21, q22, q23;
49 __int128 q24, q25, q26, q27, q28, q29, q30, q31;
50 uint32_t fpsr, fpcr;
51};
52
53struct _thread_arch {
54#if defined(CONFIG_USERSPACE) || defined(CONFIG_ARM64_STACK_PROTECTION)
55#if defined(CONFIG_ARM_MMU)
56 struct arm_mmu_ptables *ptables;
57#endif
58#if defined(CONFIG_ARM_MPU)
60 uint8_t region_num;
61 atomic_t flushing;
62#endif
63#endif
64#ifdef CONFIG_ARM64_SAFE_EXCEPTION_STACK
65 uint64_t stack_limit;
66#endif
67#ifdef CONFIG_FPU_SHARING
68 struct z_arm64_fp_context saved_fp_context;
69#endif
70 uint8_t exception_depth;
71};
72
73typedef struct _thread_arch _thread_arch_t;
74
75#endif /* _ASMLANGUAGE */
76
77#endif /* ZEPHYR_INCLUDE_ARCH_ARM64_THREAD_H_ */
#define ARM64_MPU_MAX_DYNAMIC_REGIONS
Definition arm_mpu.h:256
long atomic_t
Definition atomic_types.h:15
__UINT32_TYPE__ uint32_t
Definition stdint.h:90
__UINT64_TYPE__ uint64_t
Definition stdint.h:91
__UINT8_TYPE__ uint8_t
Definition stdint.h:88
Definition arm_mmu.h:116
Definition arm_mpu.h:251