1 2 /* 3 * Copyright (c) 2015 Intel Corporation. 4 * 5 * SPDX-License-Identifier: Apache-2.0 6 */ 7 8 #ifndef _INIT_H_ 9 #define _INIT_H_ 10 11 #include <bt_device.h> 12 // #include <toolchain.h> 13 14 #ifdef __cplusplus 15 extern "C" { 16 #endif 17 18 /* 19 * System initialization levels. The PRE_KERNEL_1 and PRE_KERNEL_2 levels are 20 * executed in the kernel's initialization context, which uses the interrupt 21 * stack. The remaining levels are executed in the kernel's main task. 22 */ 23 24 #define _SYS_INIT_LEVEL_PRE_KERNEL_1 0 25 #define _SYS_INIT_LEVEL_PRE_KERNEL_2 1 26 #define _SYS_INIT_LEVEL_POST_KERNEL 2 27 #define _SYS_INIT_LEVEL_APPLICATION 3 28 29 30 /* Counter use to avoid issues if two or more system devices are declared 31 * in the same C file with the same init function 32 */ 33 #define _SYS_NAME(init_fn) _CONCAT(_CONCAT(sys_init_, init_fn), __COUNTER__) 34 35 /** 36 * @def SYS_INIT 37 * 38 * @brief Run an initialization function at boot at specified priority 39 * 40 * @details This macro lets you run a function at system boot. 41 * 42 * @param init_fn Pointer to the boot function to run 43 * 44 * @param level The initialization level, See DEVICE_INIT for details. 45 * 46 * @param prio Priority within the selected initialization level. See 47 * DEVICE_INIT for details. 48 */ 49 #define SYS_INIT(init_fn, level, prio) \ 50 DEVICE_INIT(_SYS_NAME(init_fn), "", init_fn, NULL, NULL, level, prio) 51 52 /** 53 * @def SYS_DEVICE_DEFINE 54 * 55 * @brief Run an initialization function at boot at specified priority, 56 * and define device PM control function. 57 * 58 * @copydetails SYS_INIT 59 * @param pm_control_fn Pointer to device_pm_control function. 60 * Can be empty function (device_pm_control_nop) if not implemented. 61 * @param drv_name Name of this system device 62 */ 63 #define SYS_DEVICE_DEFINE(drv_name, init_fn, pm_control_fn, level, prio) \ 64 DEVICE_DEFINE(_SYS_NAME(init_fn), drv_name, init_fn, pm_control_fn, \ 65 NULL, NULL, level, prio, NULL) 66 67 #ifdef __cplusplus 68 } 69 #endif 70 71 #endif /* _INIT_H_ */ 72