1 // Copyright (C) 2022 Beken Corporation 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #pragma once 16 17 #include <soc/soc.h> 18 #include "hal_port.h" 19 #include "trng_hw.h" 20 #include <driver/hal/hal_trng_types.h> 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 #define TRNG_LL_REG_BASE(_trng_unit_id) (SOC_TRNG_REG_BASE) 27 trng_ll_init(trng_hw_t * hw)28static inline void trng_ll_init(trng_hw_t *hw) 29 { 30 hw->ctrl.en = 0; 31 } 32 trng_ll_enable(trng_hw_t * hw)33static inline void trng_ll_enable(trng_hw_t *hw) 34 { 35 hw->ctrl.en = 1; 36 } 37 trng_ll_disable(trng_hw_t * hw)38static inline void trng_ll_disable(trng_hw_t *hw) 39 { 40 hw->ctrl.en = 0; 41 } 42 trng_ll_get_random_data(trng_hw_t * hw)43static inline uint32_t trng_ll_get_random_data(trng_hw_t *hw) 44 { 45 return hw->data; 46 } 47 48 #ifdef __cplusplus 49 } 50 #endif 51 52