File lt_flash.c

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/* Copyright (c) Kuba Szczodrzyński 2022-04-29. */

#include "lt_flash.h"

#include <fal.h>

__attribute__((weak)) uint32_t lt_flash_get_size() {
    lt_flash_id_t id = lt_flash_get_id();
    if (id.chip_size_id >= 0x14 && id.chip_size_id <= 0x19) {
        return (1 << id.chip_size_id);
    }
#ifdef FLASH_LENGTH
    return FLASH_LENGTH;
#else
    return 0;
#endif
}

bool lt_flash_erase(uint32_t offset, size_t length) {
    return fal_partition_erase(fal_root_part, offset, length) >= 0;
}

bool lt_flash_erase_block(uint32_t offset) {
    return fal_partition_erase(fal_root_part, offset, 1) >= 0;
}

uint32_t lt_flash_read(uint32_t offset, uint8_t *data, size_t length) {
    int ret = fal_partition_read(fal_root_part, offset, data, length);
    if (ret == -1)
        return 0;
    return ret;
}

uint32_t lt_flash_write(uint32_t offset, const uint8_t *data, size_t length) {
    int ret = fal_partition_write(fal_root_part, offset, data, length);
    if (ret == -1)
        return 0;
    return ret;
}