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Merged in marawan31/arch (pull request #34)

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Added implementation to get 96-bit stm32 unique id
This commit is contained in:
Gregory Nutt 2015-11-17 20:58:48 -06:00
commit ace39d4b18
3 changed files with 90 additions and 1 deletions
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43
arch/arm/include/stm32/stm32_uid.h Normal file
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@ -0,0 +1,43 @@
/************************************************************************************
* arch/arm/include/stm32/stm32_uid.h
*
* Copyright (C) 2015 Marawan Ragab. All rights reserved.
* Author: Marawan Ragab <marawan31@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __ARCH_ARM_INCLUDE_STM32_UID_H
#define __ARCH_ARM_INCLUDE_STM32_UID_H
#include <stdint.h>
void stm32GetUniqueID(uint8_t uniqueID[12]);
#endif /* __ARCH_ARM_INCLUDE_STM32_UID_H */

2
arch/arm/src/stm32/Make.defs
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@ -109,7 +109,7 @@ CHIP_ASRCS =
CHIP_CSRCS = stm32_allocateheap.c stm32_start.c stm32_rcc.c stm32_lse.c
CHIP_CSRCS += stm32_lsi.c stm32_gpio.c stm32_exti_gpio.c stm32_flash.c stm32_irq.c
CHIP_CSRCS += stm32_dma.c stm32_lowputc.c stm32_serial.c stm32_spi.c
CHIP_CSRCS += stm32_sdio.c stm32_tim.c stm32_waste.c stm32_ccm.c
CHIP_CSRCS += stm32_sdio.c stm32_tim.c stm32_waste.c stm32_ccm.c stm32_uid.c
ifeq ($(CONFIG_TIMER),y)
CHIP_CSRCS += stm32_tim_lowerhalf.c

46
arch/arm/src/stm32/stm32_uid.c Normal file
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@ -0,0 +1,46 @@
/************************************************************************************
* arch/arm/src/stm32/stm32_uid.c
*
* Copyright (C) 2015 Marawan Ragab. All rights reserved.
* Author: Marawan Ragab <marawan31@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#include <chip/stm32_memorymap.h>
#include <stm32/stm32_uid.h>
void stm32GetUniqueID(uint8_t uniqueID[12])
{
int i;
for(i=0; i<12; i++)
{
uniqueID[i] = *((uint8_t*)(STM32_SYSMEM_UID)+i);
}
}