Line data    Source code

       1            0 : /*
       2              :  * Copyright (c) Intel Corporation
       3              :  *
       4              :  * SPDX-License-Identifier: Apache-2.0
       5              :  */
       6              : 
       7              : #ifndef ZEPHYR_INCLUDE_XTENSA_STRUCTS_H_
       8              : #define ZEPHYR_INCLUDE_XTENSA_STRUCTS_H_
       9              : 
      10              : /* Per CPU architecture specifics */
      11              : struct _cpu_arch {
      12              : #if defined(CONFIG_XTENSA_LAZY_HIFI_SHARING)
      13              :         atomic_ptr_val_t hifi_owner; /* Owner of HiFi */
      14              : #if CONFIG_MP_MAX_NUM_CPUS > 1
      15              :         atomic_ptr_val_t save_hifi;  /* Save HiFi on IPI if match hifi_owner */
      16              : #endif
      17              : #elif defined(__cplusplus)
      18              :         /* Ensure this struct does not have a size of 0 which is not allowed in C++. */
      19              :         uint8_t dummy;
      20              : #endif
      21              : };
      22              : 
      23              : #endif /* ZEPHYR_INCLUDE_XTENSA_STRUCTS_H_ */