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author | Joey Castillo <jose.castillo@gmail.com> | 2021-09-20 17:37:55 -0400 |
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committer | Joey Castillo <jose.castillo@gmail.com> | 2021-09-20 17:37:55 -0400 |
commit | 24e160611e12df8d31edc02af21ce07ad0929e1b (patch) | |
tree | b49190496ee47d657ab2d1c7bfc5abacf6e36687 /watch-library/hal/include/hpl_rand_sync.h | |
parent | 63322a3b7f7f5d5534fbd933576c7fcf69103afb (diff) | |
download | Sensor-Watch-24e160611e12df8d31edc02af21ce07ad0929e1b.tar.gz Sensor-Watch-24e160611e12df8d31edc02af21ce07ad0929e1b.tar.bz2 Sensor-Watch-24e160611e12df8d31edc02af21ce07ad0929e1b.zip |
add more atmel studio framework code
Diffstat (limited to 'watch-library/hal/include/hpl_rand_sync.h')
-rwxr-xr-x | watch-library/hal/include/hpl_rand_sync.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/watch-library/hal/include/hpl_rand_sync.h b/watch-library/hal/include/hpl_rand_sync.h new file mode 100755 index 00000000..5fdf1340 --- /dev/null +++ b/watch-library/hal/include/hpl_rand_sync.h @@ -0,0 +1,99 @@ +/** + * \file + * + * \brief Random Number Generator (RAND) related functionality declaration. + * + * Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries. + * + * \asf_license_start + * + * \page License + * + * Subject to your compliance with these terms, you may use Microchip + * software and any derivatives exclusively with Microchip products. + * It is your responsibility to comply with third party license terms applicable + * to your use of third party software (including open source software) that + * may accompany Microchip software. + * + * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, + * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, + * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, + * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE + * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL + * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE + * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE + * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT + * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY + * RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, + * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE. + * + * \asf_license_stop + * + */ + +#ifndef _HPL_RAND_SYNC_H_INCLUDED +#define _HPL_RAND_SYNC_H_INCLUDED + +#include <compiler.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/** Random Number Generator polling device. */ +struct _rand_sync_dev { + /** Pointer to private data or hardware base */ + void *prvt; + /** Number of bits generated for each read operation */ + uint8_t n_bits; +}; + +/** + * \brief Initialize the Random Number Generator Driver + * \param[out] dev Pointer to the device instance struct + * \param[in, out] hw Pointer to the hardware for device instance + * \return Initialization operation result status, 0 for OK. + */ +int32_t _rand_sync_init(struct _rand_sync_dev *const dev, void *const hw); + +/** + * \brief Deinitialize the Random Number Generator Driver + * \param[in, out] dev Pointer to the device instance struct + */ +void _rand_sync_deinit(struct _rand_sync_dev *const dev); + +/** + * \brief Enable the Random Number Generator Driver + * \param[out] dev Pointer to the device instance struct + * \return Enable operation result status, 0 for OK. + */ +int32_t _rand_sync_enable(struct _rand_sync_dev *const dev); + +/** + * \brief Disable the Random Number Generator Driver + * \param[out] dev Pointer to the device instance struct + */ +void _rand_sync_disable(struct _rand_sync_dev *const dev); + +/** + * \brief Set seed for the Random Number Generator Driver + * \param[out] dev Pointer to the device instance struct + * \param[in] seed The seed to set + * \return Operation result + * \retval ERR_NONE Operation complete success + * \retval ERR_UNSUPPORTED_OP Seed not supported + */ +int32_t _rand_sync_set_seed(struct _rand_sync_dev *const dev, const uint32_t seed); + +/** + * \brief Polling random number until it's read back + * \param[in] dev Pointer to the device instance struct + * \return The random number value + */ +uint32_t _rand_sync_read_one(const struct _rand_sync_dev *const dev); + +#ifdef __cplusplus +} +#endif +/**@}*/ +#endif /* _HPL_RAND_SYNC_H_INCLUDED */ |