lnkm128s.xcl

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/*                      - lnkm128s.xcl -
 *
 *   XLINK command file for the ICCAVR C-compiler using the --cpu=m103, -ms
 *   options. Segments are defined for an ATmega128 whithout external
 *   memory. It is also possible to "add" external SRAM, EPROM and EEPROM.
 *
 *   Usage: xlink your_file(s) -f lnkm128
 *
 *   File version:   $Name: V2.21H V2.21G V2_25A $
 *
 *   17.9.2001 (Arne Peters)
 *      Setup for external SRAM has been made.
 */

/*
 * Modify the lines below to alter the size of the RSTACK, CSTACK and HEAP
 * segments. These need to be fine tuned to suit your specific application.
 * The '_..X_' prefix is used by C-SPY as an indication that the label should
 * not be displayed in the dissassembly window.
 */
-D_..X_CSTACK_SIZE=200  /* 512 bytes for auto variables and saved registers. */
-D_..X_RSTACK_SIZE=40   /* 64 bytes for return addresses, equivalent to 32 */
                        /* levels of calls, including interrupts. */
-D_..X_HEAP_SIZE=100    /* 256 bytes of heap. */

/*
 * Modify these lines if you have an external SRAM connected to the system.
 *
 * Note: Remember to turn on the external data and address busses in
 *       __low_level_init if external memory is used.
 */
-D_..X_EXT_SRAM_BASE=0 /* Offset used on STK300 kit */
-D_..X_EXT_SRAM_SIZE=0 /* 32 kbyte external SRAM */

/*
 * Modify these lines if you have an external EPROM connected to the system.
 *
 * Note: Remember to turn on the external data and address busses in
 *       __low_level_init if external memory is used.
 */
-D_..X_EXT_EPROM_BASE=0
-D_..X_EXT_EPROM_SIZE=0

/*
 * Modify these lines if you have an external EEPROM connected to the system.
 *
 * Note: Remember to turn on the external data and address busses in
 *       __low_level_init if external memory is used.
 */
-D_..X_EXT_EEPROM_BASE=0
-D_..X_EXT_EEPROM_SIZE=0

/* Define CPU */
-ca90 

/*
 * The following segments are located in the internal memory of
 * the ATmega128. Do not change these lines.
 */

/*====================================================*/
/* Code (flash) segments */
-D_..X_INTVEC_SIZE=8C   /* 4 bytes * 35 vectors */
-D_..X_FLASH_TEND=FF    /* End of tiny flash memory */
-D_..X_FLASH_NEND=FFFF  /* End of near flash memory */
-D_..X_FLASH_END=1FFFF  /* End of flash memory */
/* Internal data memory */

/* Change the two lines below to 60(BASE) and FF(TEND) if you are running in "mega103 mode" */
-D_..X_SRAM_BASE=100    /* Start of ram memory */
-D_..X_SRAM_TEND=100     /* End of tiny ram memory */

-D_..X_SRAM_END=10FF    /* End of ram memory */
/* Internal EEPROM */
-D_..X_EEPROM_END=FFF   /* End of eeprom memory */
/*====================================================*/

/* Code memory */
-Z(CODE)INTVEC=0-(_..X_INTVEC_SIZE-1) 

/* Fill unused interrupt vector's with RETI */
-H1895
-h(CODE)0-_..X_INTVEC_SIZE

-Z(CODE)TINY_F=_..X_INTVEC_SIZE-_..X_FLASH_TEND
-Z(CODE)NEAR_F,SWITCH,INITTAB,DIFUNCT=_..X_INTVEC_SIZE-_..X_FLASH_NEND
-Z(CODE)CODE=_..X_INTVEC_SIZE-_..X_FLASH_END
-Z(FARCODE)FAR_F=_..X_INTVEC_SIZE-_..X_FLASH_END
-Z(CODE)HUGE_F=_..X_INTVEC_SIZE-_..X_FLASH_END
-Z(CODE)TINY_ID,NEAR_ID,CHECKSUM=_..X_INTVEC_SIZE-_..X_FLASH_END

/* Internal data memory */
-Z(DATA)TINY_I,TINY_Z,TINY_N=_..X_SRAM_BASE-_..X_SRAM_TEND
-Z(DATA)NEAR_I,NEAR_Z=_..X_SRAM_BASE-_..X_SRAM_END,_..X_EXT_SRAM_BASE-(_..X_EXT_SRAM_BASE+_..X_EXT_SRAM_SIZE)

/*
 * If external SRAM is available it is possible to place the stacks there.
 * However, the external memory is slower than the internal so moving the
 * stacks to the external memory will degrade the system performance.
 */
-Z(DATA)RSTACK+_..X_RSTACK_SIZE=_..X_SRAM_BASE-_..X_SRAM_END /* ,_..X_EXT_SRAM_BASE-(_..X_EXT_SRAM_BASE+_..X_EXT_SRAM_SIZE) */
-Z(DATA)CSTACK+_..X_CSTACK_SIZE=_..X_SRAM_BASE-_..X_SRAM_END /* ,_..X_EXT_SRAM_BASE-(_..X_EXT_SRAM_BASE+_..X_EXT_SRAM_SIZE) */

/*
 * If external SRAM is available it might be a good idea to move the
 * heap segment there, i.e. remove the _..X_SRAM_BASE-_..X_SRAM_END range.
 */
-Z(DATA)HEAP+_..X_HEAP_SIZE=_..X_SRAM_BASE-_..X_SRAM_END,_..X_EXT_SRAM_BASE-(_..X_EXT_SRAM_BASE+_..X_EXT_SRAM_SIZE)

/* Internal eeprom memory */
-Z(XDATA)EEPROM_I,EEPROM_N=0-_..X_EEPROM_END

/*
 * The following segment definitions are only used if external memory is
 * connected to the AVR controller.
 */

/* External EPROM */
-Z(CONST)NEAR_C=_..X_EXT_EPROM_BASE-(_..X_EXT_EPROM_BASE+_..X_EXT_EPROM_SIZE)

/* External EEPROM */
-Z(DATA)NEAR_N=_..X_EXT_EEPROM_BASE-(_..X_EXT_EEPROM_BASE+_..X_EXT_EEPROM_SIZE)

/* Select reduced "printf" support to reduce library size.
   See configuration section in manual concerning printf/sprintf. */
-e_Printf_1=_Printf

/* Disable floating-point support in "scanf" to reduce library size.
   See configuration section in manual concerning scanf/sscanf */
-e_Scanf_1=_Scanf

/* Suppress one warning which is not relevant for this processor */
-w29

/* Code will now reside in file aout.a90 or aout.d90, unless -o is specified */
/* .d90 is the default if debug system is linked (option -r) */
/* .a90 is the default without debugging. Default format is -Fmotorola */