Line data    Source code

       1            1 : /*
       2              :  * Copyright (c) 2020 Antony Pavlov <antonynpavlov@gmail.com>
       3              :  *
       4              :  * based on include/arch/riscv/thread.h
       5              :  *
       6              :  * SPDX-License-Identifier: Apache-2.0
       7              :  */
       8              : 
       9              : /**
      10              :  * @file
      11              :  * @brief Per-arch thread definition
      12              :  *
      13              :  * This file contains definitions for
      14              :  *
      15              :  *  struct _thread_arch
      16              :  *  struct _callee_saved
      17              :  *
      18              :  * necessary to instantiate instances of struct k_thread.
      19              :  */
      20              : 
      21              : #ifndef ZEPHYR_INCLUDE_ARCH_MIPS_THREAD_H_
      22              : #define ZEPHYR_INCLUDE_ARCH_MIPS_THREAD_H_
      23              : 
      24              : #ifndef _ASMLANGUAGE
      25              : #include <zephyr/types.h>
      26              : 
      27              : /*
      28              :  * The following structure defines the list of registers that need to be
      29              :  * saved/restored when a cooperative context switch occurs.
      30              :  */
      31              : struct _callee_saved {
      32              :         unsigned long sp;       /* Stack pointer */
      33              : 
      34              :         unsigned long s0;       /* saved register */
      35              :         unsigned long s1;       /* saved register */
      36              :         unsigned long s2;       /* saved register */
      37              :         unsigned long s3;       /* saved register */
      38              :         unsigned long s4;       /* saved register */
      39              :         unsigned long s5;       /* saved register */
      40              :         unsigned long s6;       /* saved register */
      41              :         unsigned long s7;       /* saved register */
      42              :         unsigned long s8;       /* saved register AKA fp */
      43              : };
      44              : typedef struct _callee_saved _callee_saved_t;
      45              : 
      46              : struct _thread_arch {
      47              :         uint32_t swap_return_value; /* Return value of z_swap() */
      48              : };
      49              : 
      50              : typedef struct _thread_arch _thread_arch_t;
      51              : 
      52              : #endif /* _ASMLANGUAGE */
      53              : 
      54              : #endif /* ZEPHYR_INCLUDE_ARCH_MIPS_THREAD_H_ */