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cpu/stm32f4: added cpuid_get to stm32f4

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This commit is contained in:
James Hollister 2015-03-08 12:18:37 -07:00
parent 10f4aacf6c
commit 722835989d
3 changed files with 37 additions and 1 deletions
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2
boards/stm32f4discovery/Makefile.features
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@ -1,4 +1,4 @@
FEATURES_PROVIDED += cpp
FEATURES_PROVIDED += periph_uart periph_gpio periph_spi periph_i2c periph_pwm periph_random \
periph_adc periph_dac
periph_adc periph_dac periph_cpuid
FEATURES_MCU_GROUP = cortex_m4

5
cpu/stm32f4/include/cpu-conf.h
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@ -53,6 +53,11 @@
#endif
/** @} */
/**
* @brief Length for reading CPU_ID
*/
#define CPUID_ID_LEN (12)
/**
* @name CC110X buffer size definitions for the stm32f4
* @{

31
cpu/stm32f4/periph/cpuid.c Normal file
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@ -0,0 +1,31 @@
/*
* Copyright (C) 2015 James Hollister
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @addtogroup driver_periph
* @{
*
* @file
* @brief Low-level CPUID driver implementation
*
* @author James Hollister <jhollisterjr@gmail.com>
*/
#include <string.h>
#include "cpu-conf.h"
#include "periph/cpuid.h"
#define STM32F4_CPUID_ADDR (0x1fff7a10)
void cpuid_get(void *id)
{
memcpy(id, (void *)(STM32F4_CPUID_ADDR), CPUID_ID_LEN);
}
/** @} */