1 /* 2 * Copyright (c) 2019-2022, Xilinx, Inc. All rights reserved. 3 * Copyright (c) 2022-2024, Advanced Micro Devices, Inc. All rights reserved. 4 * 5 * SPDX-License-Identifier: BSD-3-Clause 6 */ 7 8 #ifndef PM_SVC_MAIN_H 9 #define PM_SVC_MAIN_H 10 11 #include <pm_common.h> 12 13 extern bool pwrdwn_req_received; 14 15 #define PASS_THROUGH_FW_CMD_ID U(0xfff) 16 17 /******************************************************************************/ 18 /** 19 * SECURE_REDUNDANT_CALL() - Adds redundancy to the function call. This is to 20 * avoid glitches which can skip a function call 21 * and cause altering of the code flow in security 22 * critical functions. 23 * @status: Variable which holds the return value of function executed 24 * @status_tmp: Variable which holds the return value of redundant function 25 * call executed 26 * @function: Function to be executed 27 * 28 * Return: None 29 * 30 ******************************************************************************/ 31 #define SECURE_REDUNDANT_CALL(status, status_tmp, function, ...) \ 32 { \ 33 status = function(__VA_ARGS__); \ 34 status_tmp = function(__VA_ARGS__); \ 35 } 36 37 void request_cpu_pwrdwn(void); 38 int32_t pm_setup(void); 39 uint64_t pm_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3, 40 uint64_t x4, const void *cookie, void *handle, 41 uint64_t flags); 42 43 int32_t pm_register_sgi(uint32_t sgi_num, uint32_t reset); 44 #endif /* PM_SVC_MAIN_H */ 45