Fehler bei Nutzung von <avr/eeprom.h>

void check_eemem(void){

  uint8_t temp;

  temp = eeprom_read_byte(&chip_erase_check);

  #define CHECK_NEGATIVE 0xAA

  if(temp == CHECK_NEGATIVE){

    return;

  }

  PROG_ACTIVE_PORT |= (1<<PROG_ACTIVE); // indicate EEPROM default writing

  eeprom_write_byte(&prog_speed_eemem, 175);

  eeprom_write_byte(&prog_wait_eemem, 175);

  eeprom_write_word(&powerleda_on_eemem, POWERLED_ON);

  eeprom_write_word(&powerledb_on_eemem, POWERLED_ON);

  eeprom_write_byte(&chip_erase_check, CHECK_NEGATIVE);

}

void init_variables_from_eeprom(void){

  prog_speed = eeprom_read_byte(&prog_speed_eemem);

  prog_wait = eeprom_read_byte(&prog_wait_eemem);

  powerleda_on = eeprom_read_word(&powerleda_on_eemem);

  powerledb_on = eeprom_read_word(&powerledb_on_eemem);

}

avr-gcc-462 -mmcu=attiny4313 -Os -o vitrinencontroller.o 

/tmp/ccHdXgBX.o: In function `check_eemem':

vitrinencontroller.c:(.text+0x6c): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0x7a): undefined reference to `__eewr_byte_tn4313'

vitrinencontroller.c:(.text+0x82): undefined reference to `__eewr_byte_tn4313'

vitrinencontroller.c:(.text+0x8c): undefined reference to `__eewr_word_tn4313'

vitrinencontroller.c:(.text+0x96): undefined reference to `__eewr_word_tn4313'

vitrinencontroller.c:(.text+0x9e): undefined reference to `__eewr_byte_tn4313'

/tmp/ccHdXgBX.o: In function `init_variables_from_eeprom':

vitrinencontroller.c:(.text+0xa6): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0xb0): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0xba): undefined reference to `__eerd_word_tn4313'

vitrinencontroller.c:(.text+0xc8): undefined reference to `__eerd_word_tn4313'

collect2: ld returned 1 exit status

avr-gcc-462 -mmcu=attiny4313 -Os -o vitrinencontroller.o vitrinencontroller.c -v

Using built-in specs.

COLLECT_GCC=avr-gcc-462

COLLECT_LTO_WRAPPER=/opt/cross/avr/lib64/gcc/avr/4.6.2/lto-wrapper

Target: avr

Configured with: ../gcc-4.6.2/configure -v --prefix=/opt/cross/avr --exec-prefix=/opt/cross/avr --libdir=/opt/cross/avr/lib64 --libexecdir=/opt/cross/avr/lib64 --mandir=/opt/cross/avr/share/man --infodir=/opt/cross/avr/share/info --with-gnu-ld --with-gnu-as --target=avr --enable-languages=c,c++ --program-prefix=avr- --program-suffix=-462 --with-sys-root=/opt/cross/avr --disable-nls --disable-libssp --with-dwarf2 --with-ppl --with-cloog

Thread model: single

gcc version 4.6.2 (GCC)

COLLECT_GCC_OPTIONS='-mmcu=attiny4313' '-Os' '-o' 'vitrinencontroller.o' '-v'

 /opt/cross/avr/lib64/gcc/avr/4.6.2/cc1 -quiet -v -imultilib avr25 vitrinencontroller.c -quiet -dumpbase vitrinencontroller.c -mmcu=attiny4313 -auxbase vitrinencontroller -Os -version -o /tmp/cc2CdcMf.s

GNU C (GCC) version 4.6.2 (avr)

  compiled by GNU C version 4.5.1 20101208 [gcc-4_5-branch revision 167585], GMP version 4.3.1, MPFR version 2.4.1, MPC version 0.8.2

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072

ignoring nonexistent directory "/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/sys-include"

#include "..." search starts here:

#include <...> search starts here:

 /opt/cross/avr/lib64/gcc/avr/4.6.2/include

 /opt/cross/avr/lib64/gcc/avr/4.6.2/include-fixed

 /opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/include

End of search list.

GNU C (GCC) version 4.6.2 (avr)

  compiled by GNU C version 4.5.1 20101208 [gcc-4_5-branch revision 167585], GMP version 4.3.1, MPFR version 2.4.1, MPC version 0.8.2

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072

Compiler executable checksum: ac8561fadc0ef465e608e5307f37bf40

COLLECT_GCC_OPTIONS='-mmcu=attiny4313' '-Os' '-o' 'vitrinencontroller.o' '-v'

 /opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/bin/as -v -mmcu=attiny4313 -o /tmp/ccCyvqfh.o /tmp/cc2CdcMf.s

GNU assembler version 2.22 (avr) using BFD version (GNU Binutils) 2.22

COMPILER_PATH=/opt/cross/avr/lib64/gcc/avr/4.6.2/:/opt/cross/avr/lib64/gcc/avr/4.6.2/:/opt/cross/avr/lib64/gcc/avr/:/opt/cross/avr/lib64/gcc/avr/4.6.2/:/opt/cross/avr/lib64/gcc/avr/:/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/bin/

LIBRARY_PATH=/opt/cross/avr/lib64/gcc/avr/4.6.2/avr25/:/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/lib/avr25/:/opt/cross/avr/lib64/gcc/avr/4.6.2/:/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/lib/

COLLECT_GCC_OPTIONS='-mmcu=attiny4313' '-Os' '-o' 'vitrinencontroller.o' '-v'

 /opt/cross/avr/lib64/gcc/avr/4.6.2/collect2 -m avr25 -o vitrinencontroller.o /opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/lib/avr25/crttn4313.o -L/opt/cross/avr/lib64/gcc/avr/4.6.2/avr25 -L/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/lib/avr25 -L/opt/cross/avr/lib64/gcc/avr/4.6.2 -L/opt/cross/avr/lib64/gcc/avr/4.6.2/../../../../avr/lib /tmp/ccCyvqfh.o -lgcc -lc -lgcc

/tmp/ccCyvqfh.o: In function `check_eemem':

vitrinencontroller.c:(.text+0x6c): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0x7a): undefined reference to `__eewr_byte_tn4313'

vitrinencontroller.c:(.text+0x82): undefined reference to `__eewr_byte_tn4313'

vitrinencontroller.c:(.text+0x8c): undefined reference to `__eewr_word_tn4313'

vitrinencontroller.c:(.text+0x96): undefined reference to `__eewr_word_tn4313'

vitrinencontroller.c:(.text+0x9e): undefined reference to `__eewr_byte_tn4313'

/tmp/ccCyvqfh.o: In function `init_variables_from_eeprom':

vitrinencontroller.c:(.text+0xa6): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0xb0): undefined reference to `__eerd_byte_tn4313'

vitrinencontroller.c:(.text+0xba): undefined reference to `__eerd_word_tn4313'

vitrinencontroller.c:(.text+0xc8): undefined reference to `__eerd_word_tn4313'

collect2: ld returned 1 exit status

/// EEPROM variables

uint8_t chip_erase_check EEMEM;

uint8_t prog_speed_eemem EEMEM;

uint8_t prog_wait_eemem EEMEM;

uint16_t powerleda_on_eemem EEMEM;

uint16_t powerledb_on_eemem EEMEM;