69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Ayke van Laethem
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef HAL_NVMC_H__
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#define HAL_NVMC_H__
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#include <stdint.h>
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#include "nrf.h"
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// Erase a single page. The pageaddr is an address within the first page.
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bool hal_nvmc_erase_page(uint32_t pageaddr);
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// Write an array of 32-bit words to flash. The len parameter is the
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// number of words, not the number of bytes. Dest and buf must be aligned.
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bool hal_nvmc_write_words(uint32_t *dest, const uint32_t *buf, size_t len);
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// Write a byte to flash. May have any alignment.
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bool hal_nvmc_write_byte(byte *dest, byte b);
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// Write an (unaligned) byte buffer to flash.
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bool hal_nvmc_write_buffer(void *dest_in, const void *buf_in, size_t len);
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// Call for ble_drv.c: notify (from an interrupt) that the current flash
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// operation has finished.
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void hal_nvmc_operation_finished(uint8_t result);
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enum {
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HAL_NVMC_BUSY,
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HAL_NVMC_SUCCESS,
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HAL_NVMC_ERROR,
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};
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#if defined(NRF51)
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#define HAL_NVMC_PAGESIZE (1024)
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#elif defined(NRF52)
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#define HAL_NVMC_PAGESIZE (4096)
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#else
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#error Unknown chip
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#endif
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#define HAL_NVMC_IS_PAGE_ALIGNED(addr) ((uint32_t)(addr) & (HAL_NVMC_PAGESIZE - 1))
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#endif // HAL_NVMC_H__
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