46 lines
1010 B
C
46 lines
1010 B
C
/*
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* Copyright (c) 2018 Nordic Semiconductor ASA
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* Copyright (c) 2015 Runtime Inc
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr.h>
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#include <flash.h>
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#include "target.h"
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#include <flash_map_backend/flash_map_backend.h>
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#include <hal/hal_flash.h>
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#include <sysflash/sysflash.h>
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#include "bootutil/bootutil_log.h"
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/*
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* For now, we only support one flash device.
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*
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* Pick the SoC Flash driver ID.
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*/
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#define FLASH_DEVICE_ID SOC_FLASH_0_ID
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#define FLASH_DEVICE_BASE CONFIG_FLASH_BASE_ADDRESS
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int flash_device_base(uint8_t fd_id, uintptr_t *ret)
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{
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if (fd_id != FLASH_DEVICE_ID) {
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BOOT_LOG_ERR("invalid flash ID %d; expected %d",
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fd_id, FLASH_DEVICE_ID);
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return -EINVAL;
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}
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*ret = FLASH_DEVICE_BASE;
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return 0;
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}
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/*
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* This depends on the mappings defined in sysflash.h, and assumes
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* that slot 0, slot 1, and the scratch areas are contiguous.
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*/
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int flash_area_id_from_image_slot(int slot)
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{
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return slot + FLASH_AREA_IMAGE_0;
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}
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