66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2012 Karl Palsson <karlp@tweak.net.au>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBOPENCM3_DESIG_H
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#define LIBOPENCM3_DESIG_H
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#include <libopencm3/cm3/common.h>
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#include <libopencm3/stm32/memorymap.h>
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/* --- Device Electronic Signature -------------------------------- */
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/* Flash size register */
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#define DESIG_FLASH_SIZE MMIO16(DESIG_FLASH_SIZE_BASE + 0x00)
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BEGIN_DECLS
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/**
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* Read the on board flash size
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* @return flash size in KB
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*/
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uint16_t desig_get_flash_size(void);
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/**
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* Read the full 96 bit unique identifier
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* Note: ST specifies that bits 31..16 are _also_ reserved for future use
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* @param result pointer to at least 3xuint32_ts (96 bits)
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*/
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void desig_get_unique_id(uint32_t *result);
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/**
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* Read the full 96 bit unique identifier and return it as a
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* zero-terminated string
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* @param string memory region to write the result to
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* @param string_len the size of string in bytes
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*/
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void desig_get_unique_id_as_string(char *string,
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unsigned int string_len);
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/**
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* Returns the same serial number that the factory DFU
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* bootloader reports (via USB descriptors).
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* @param string memory region to write the result to. This is
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* expected to be a 13-byte buffer.
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*/
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void desig_get_unique_id_as_dfu(char *string);
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END_DECLS
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#endif
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