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    for (i = 0; i < len; i+=2) {
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    for (i = 0; i < len; i+=2) {
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        flash_write_word(dst + i, pgm_read_word(src + i));
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        flash_write_word(dst + i, pgm_read_word(src + i));
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        wdt_reset();
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        wdt_reset();
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    }
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    }
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    flash_flush_buffer();
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    flash_flush_buffer();
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    while (1); // Nothing more we can do, hopefully there is a watchdog active
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}
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#endif
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#ifdef FLASH_COPY_DATA_NEW
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extern uint16_t __flash_code_start;
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void flash_copy_data(uint16_t src, uint16_t dst, uint16_t len) {
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    uint16_t offset;
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    uint16_t data;
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    cli(); // From this point we're on our own
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    for (offset = 0; offset < len; offset += 2) {
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        if (dst + offset >= (uint16_t)&__flash_code_start) break;
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        data = pgm_read_word(src + offset);
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        boot_page_fill(dst + offset, data);
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        if ((dst + offset + 2) % SPM_PAGESIZE == 0) {
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            boot_page_erase(dst + offset);
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            //boot_spm_busy_wait();      // Wait until the memory is erased.
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            boot_page_write(dst + offset);     // Store buffer in flash page.
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            //boot_spm_busy_wait();       // Wait until the memory is written.
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        }
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        wdt_reset();
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    }
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    while (1); // Nothing more we can do, hopefully there is a watchdog active
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    while (1); // Nothing more we can do, hopefully there is a watchdog active
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}
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}
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#endif
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#endif