unsigned char CEfc::EFC_PerformCommand(
    AT91S_EFC *pEfc,
    unsigned char command,
    unsigned short argument)
{
    unsigned int status;

    // Set FMCN
    switch (command) {

        case AT91C_MC_FCMD_LOCK:
        case AT91C_MC_FCMD_UNLOCK:
#if (EFC_NUM_GPNVMS > 0)
        case AT91C_MC_FCMD_SET_GP_NVM:
        case AT91C_MC_FCMD_CLR_GP_NVM:
#endif
#if !defined(EFC_NO_SECURITY_BIT)
        case AT91C_MC_FCMD_SET_SECURITY:
#endif
            pEfc->EFC_FMR = (pEfc->EFC_FMR & ~AT91C_MC_FMCN) | FMCN_BITS(lMck);
            break;

        case AT91C_MC_FCMD_START_PROG:
        case AT91C_MC_FCMD_ERASE_ALL:
            pEfc->EFC_FMR = (pEfc->EFC_FMR & ~AT91C_MC_FMCN) | FMCN_FLASH(lMck);
            break;
    }



  
    pEfc->EFC_FCR = (0x5A << 24) | (argument << 8) | command;

   do {

        
      status = pEfc->EFC_FSR;
    }
    while ((status & AT91C_MC_FRDY) == 0);

    return (status & (AT91C_MC_PROGE | AT91C_MC_LOCKE));
}

define symbol __ICFEDIT_region_ROM_end__     = 0x13FFFF;

define region MYINFOSEG1_region    = mem:[from  0x13EBFF  to  0x13FFFF];

place in MYINFOSEG1_region   {section .MYINFOSEG1_section};

_Pragma(location= "/.MYINFOSEG1_section/")
const unsigned int massive A={55,6,6,9... и т.д.}