mirror of https://github.com/ARMmbed/mbed-os.git
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/** \addtogroup hal */
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/** @{*/
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/* mbed Microcontroller Library
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* Copyright (c) 2017 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBED_CPU_UID_API_H
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#define MBED_CPU_UID_API_H
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#include <stddef.h>
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#include "device.h"
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#if DEVICE_CPUUID
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#ifndef MBED_CPU_UID_SIZE
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#error "CPU UID Vendor implementation must define macro MBED_CPU_UID_SIZE with the uid size in bytes!"
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#endif
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#ifndef MBED_CPU_UID_STR_SIZE_MAX
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#warning "CPU UID max vendor string length not defined! cpu_uid_get_str() HAL interface is disabled!"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \defgroup hal_cpu_uid CPUUID hal functions
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* @{
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*/
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/** Get CPU UID data bytes
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*
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* @param uid Byte buffer for uid. Must be of size MBED_CPU_UID_SIZE
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*
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*/
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void cpu_uid_get_uid(uint8_t *uid);
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#ifdef MBED_CPU_UID_STR_SIZE_MAX
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/** Get UID vendor string
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*
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* @param str Character buffer for vendor specific UID string. Must be of size MBED_CPU_UID_STR_SIZE_MAX
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*
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* @note
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* Implementing this function on target side can be used to provide a vendor specific
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* string describing the contents of the UID.
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* The string length including terminating zero character must not exceed MBED_CPU_UID_STR_SIZE_MAX bytes!
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*
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*/
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void cpu_uid_get_str(char *str);
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#endif
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/**@}*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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/** @}*/
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