bl 24f16ka102 ivt remap.gld

PIC24FJ32GA002单片机bootloader rs485通信移植

/*
** Linker script for PIC24F16KA102
*/

OUTPUT_ARCH("24F16KA102")
EXTERN(__resetPRI)
EXTERN(__resetALT)

OPTIONAL(-lpPIC24Fxxx)

/*
** Memory Regions
*/
MEMORY
{
  data  (a!xr) : ORIGIN = 0x800,         LENGTH = 0x600
  reset        : ORIGIN = 0x0,           LENGTH = 0x4
  ivt          : ORIGIN = 0x4,           LENGTH = 0xFC
  aivt         : ORIGIN = 0x104,         LENGTH = 0xFC
  program (xr) : ORIGIN = 0x200,         LENGTH = 0x800
  eedata       : ORIGIN = 0x7FFE00,      LENGTH = 0x200
  FBS          : ORIGIN = 0xF80000,      LENGTH = 0x2
  FGS          : ORIGIN = 0xF80004,      LENGTH = 0x2
  FOSCSEL      : ORIGIN = 0xF80006,      LENGTH = 0x2
  FOSC         : ORIGIN = 0xF80008,      LENGTH = 0x2
  FWDT         : ORIGIN = 0xF8000A,      LENGTH = 0x2
  FPOR         : ORIGIN = 0xF8000C,      LENGTH = 0x2
  FICD         : ORIGIN = 0xF8000E,      LENGTH = 0x2
  FDS          : ORIGIN = 0xF80010,      LENGTH = 0x2
}

__FBS = 0xF80000;
__FGS = 0xF80004;
__FOSCSEL = 0xF80006;
__FOSC = 0xF80008;
__FWDT = 0xF8000A;
__FPOR = 0xF8000C;
__FICD = 0xF8000E;
__FDS = 0xF80010;

__NO_HANDLES = 1;          /* Suppress handles on this device  */

__IVT_BASE  = 0x4;
__AIVT_BASE = 0x104;
__DATA_BASE = 0x800;
__CODE_BASE = 0x200;


/*
** ==================== Section Map ======================
*/
SECTIONS
{
  /*
  ** ========== Program Memory ==========
  */


  /*
  ** Reset Instruction
  */
  .reset :
  {
        SHORT(ABSOLUTE(__reset));
        SHORT(0x04);
        SHORT((ABSOLUTE(__reset) >> 16) & 0x7F);
        SHORT(0);
  } >reset


  /*
  ** Interrupt Vector Tables
  **
  ** The primary and alternate tables are loaded
  ** here, between sections .reset and .text.
  ** Vector table source code appears below.
  */


  /*
  ** User Code and Library Code
  **
  ** This section must not be assigned to __CODE_BASE,
  ** because CodeGuard(tm) sections may be located there.
  **
  ** Note that input sections *(.text) are not mapped here.
  ** The best-fit allocator locates them, so that .text
  ** may flow around PSV sections as needed.
  */
  .text :
  {
        *(.init);
        *(.user_init);
        *(.handle);
        *(.libc) *(.libm) *(.libdsp);  /* keep together in this order */
        *(.lib*);
  } >program


  /*
  ** Configuration Words
  */
  __FBS :
  { *(__FBS.sec)    } >FBS
  __FGS :
  { *(__FGS.sec)    } >FGS
  __FOSCSEL :
  { *(__FOSCSEL.sec)    } >FOSCSEL
  __FOSC :
  { *(__FOSC.sec)    } >FOSC
  __FWDT :
  { *(__FWDT.sec)    } >FWDT
  __FPOR :
  { *(__FPOR.sec)    } >FPOR
  __FICD :
  { *(__FICD.sec)    } >FICD
  __FDS :
  { *(__FDS.sec)    } >FDS


  /*
  ** =========== Data Memory ===========
  */


  /*
  ** ICD Debug Exec
  **
  ** This section provides optional storage for
  ** the ICD2 debugger. Define a global symbol
  ** named __ICD2RAM to enable ICD2. This section
  ** must be loaded at data address 0x800.
  */
  .icd __DATA_BASE (NOLOAD):
  {
    . += (DEFINED (__ICD2RAM) ? 0x50 : 0 );
  } > data


  /*
  ** Other sections in data memory are not explicitly mapped.
  ** Instead they are allocated according to their section
  ** attributes, which is most efficient.
  ** 
  ** If a specific arrangement of sections is required
  ** (other than what can be achieved using attributes)
  ** additional sections may be defined here. See chapter
  ** 10.5 in the MPLAB ASM30/LINK30 User's Guide (DS51317)
  ** for more information.
  */


  /*
  ** ========== Debug Info ==============
  */

  .comment        0 : { *(.comment) }

  /*
  ** DWARF-2
  */
  .debug_info     0 : { *(.debug_info) *(.gnu.linkonce.wi.*) }
  .debug_abbrev   0 : { *(.debug_abbrev) }
  .debug_line     0 : { *(.debug_line) }
  .debug_frame    0 : { *(.debug_frame) }
  .debug_str      0 : { *(.debug_str) }
  .debug_loc      0 : { *(.debug_loc) }
  .debug_macinfo  0 : { *(.debug_macinfo) }
  .debug_pubnames 0 : { *(.debug_pubnames) }
  .debug_ranges   0 : { *(.debug_ranges) }
  .debug_aranges  0 : { *(.debug_aranges) }

} /* SECTIONS */

/*
** ================= End of Section Map ================
*/

/*
** Section Map for Interrupt Vector Tables
*/
SECTIONS
{

/*
** Interrupt Vector Table
*/
.ivt __IVT_BASE :
  {
    LONG( DEFINED(__ReservedTrap0)    ? ABSOLUTE(__ReservedTrap0)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__OscillatorFail)    ? ABSOLUTE(__OscillatorFail)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__AddressError)    ? ABSOLUTE(__AddressError)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__StackError)    ? ABSOLUTE(__StackError)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__MathError)    ? ABSOLUTE(__MathError)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__ReservedTrap5)    ? ABSOLUTE(__ReservedTrap5)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__ReservedTrap6)    ? ABSOLUTE(__ReservedTrap6)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__ReservedTrap7)    ? ABSOLUTE(__ReservedTrap7)    :
         ABSOLUTE(__DefaultInterrupt));

    LONG( DEFINED(__INT0Interrupt)    ? ABSOLUTE(__INT0Interrupt)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__IC1Interrupt)    ? ABSOLUTE(__IC1Interrupt)    :
         ABSOLUTE(__DefaultInterrupt));
    LONG( DEFINED(__OC1Interrupt)    ? ABSOLUTE(__OC1Interrupt)    :
         ABSOLUTE(__DefaultInterrupt));

    /* Int Vector Remap Method 1