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#ifndef FLASH_H_
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#ifndef FLASH_H_
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#define FLASH_H_
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#define FLASH_H_
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#define BOOTLOADER __attribute__ ((section (".bootloader")))
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#define BOOTLOADER __attribute__ ((section (".bootloader")))
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#define FLASH_CODE __attribute__ ((section (".flash_code")))
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#define FLASH_CODE __attribute__ ((section (".flash_code")))
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Function prototypes for flash modifying functions
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// Function prototypes for flash modifying functions
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// Only flash_flush_buffer uses the spm instruction and has to be in the
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// Only flash_flush_buffer uses the spm instruction and has to be in the
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// .bootloader section, but there is room for the other functions which
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// .bootloader section, but there is room for the other functions which
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// would otherwise use space in .text.
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// would otherwise use space in .text.
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void flash_init(uint8_t* buf) BOOTLOADER;
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void flash_init(uint8_t* buf) BOOTLOADER;
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void flash_write_word(uint16_t addr, uint16_t word) BOOTLOADER;
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void flash_write_word(uint16_t addr, uint16_t word) BOOTLOADER;
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void flash_flush_buffer(void) BOOTLOADER;
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void flash_flush_buffer(void) BOOTLOADER;
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// Tell gcc that flash_copy_data never returns, so it can be further optimized.
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// Tell gcc that flash_copy_data never returns, so it can be further optimized.
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void flash_copy_data(uint16_t src, uint16_t dst, uint16_t len) __attribute__ ((noreturn)) FLASH_CODE;
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void flash_copy_data(uint16_t src, uint16_t dst, uint16_t len) __attribute__ ((noreturn)) FLASH_CODE;
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#endif /*FLASH_H_*/
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#endif /*FLASH_H_*/
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