OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [libgloss/] [sparc/] [erc32.ld] - Diff between revs 158 and 816

Go to most recent revision | Only display areas with differences | Details | Blame | View Log

Rev 158 Rev 816
/*
/*
 *uncomment this if you want the linker to output srecords.
 *uncomment this if you want the linker to output srecords.
OUTPUT_FORMAT(srec)
OUTPUT_FORMAT(srec)
 *
 *
 */
 */
STARTUP(traps.o)
STARTUP(traps.o)
INPUT(sim-crt0.o)
INPUT(sim-crt0.o)
OUTPUT_ARCH(sparc)
OUTPUT_ARCH(sparc)
SEARCH_DIR(.)
SEARCH_DIR(.)
__DYNAMIC  =  0;
__DYNAMIC  =  0;
GROUP(-lc -lsim -lgcc)
GROUP(-lc -lsim -lgcc)
/*
/*
 * The memory map looks like this:
 * The memory map looks like this:
 * +--------------------+ <- low memory
 * +--------------------+ <- low memory
 * | .text              |
 * | .text              |
 * |        _stext       |
 * |        _stext       |
 * |        _etext      |
 * |        _etext      |
 * |        ctor list   | the ctor and dtor lists are for
 * |        ctor list   | the ctor and dtor lists are for
 * |        dtor list   | C++ support
 * |        dtor list   | C++ support
 * |        _end_text   |
 * |        _end_text   |
 * +--------------------+
 * +--------------------+
 * | .data              | initialized data goes here
 * | .data              | initialized data goes here
 * |        _sdata      |
 * |        _sdata      |
 * |        _edata      |
 * |        _edata      |
 * +--------------------+
 * +--------------------+
 * | .bss               |
 * | .bss               |
 * |        __bss_start | start of bss, cleared by crt0
 * |        __bss_start | start of bss, cleared by crt0
 * |        _end        | start of heap, used by sbrk()
 * |        _end        | start of heap, used by sbrk()
 * +--------------------+
 * +--------------------+
 * |    heap space      |
 * |    heap space      |
 * |        _ENDHEAP    |
 * |        _ENDHEAP    |
 * |    stack space     |
 * |    stack space     |
 * |        __stack     | top of stack
 * |        __stack     | top of stack
 * +--------------------+ <- high memory
 * +--------------------+ <- high memory
 */
 */
/*
/*
 * User modifiable values:
 * User modifiable values:
 *
 *
 * _CLOCK_SPEED               in Mhz (used to program the counter/timers)
 * _CLOCK_SPEED               in Mhz (used to program the counter/timers)
 *
 *
 * _PROM_SIZE                 size of PROM (permissible values are 4K, 8K, 16K
 * _PROM_SIZE                 size of PROM (permissible values are 4K, 8K, 16K
 *                               32K, 64K, 128K, 256K, and 512K)
 *                               32K, 64K, 128K, 256K, and 512K)
 * _RAM_SIZE                  size of RAM (permissible values are 256K, 512K,
 * _RAM_SIZE                  size of RAM (permissible values are 256K, 512K,
 *                               1MB, 2Mb, 4Mb, 8Mb, 16Mb, and 32Mb)
 *                               1MB, 2Mb, 4Mb, 8Mb, 16Mb, and 32Mb)
 *
 *
 * These symbols are only used in assembler code, so they only need to
 * These symbols are only used in assembler code, so they only need to
 * be listed once. They should always be refered to without SYM().
 * be listed once. They should always be refered to without SYM().
 */
 */
_CLOCK_SPEED = 10;
_CLOCK_SPEED = 10;
_PROM_SIZE = 4M;
_PROM_SIZE = 4M;
_RAM_SIZE = 2M;
_RAM_SIZE = 2M;
_RAM_START = 0x02020000;
_RAM_START = 0x02020000;
_RAM_END = _RAM_START + _RAM_SIZE;
_RAM_END = _RAM_START + _RAM_SIZE;
_STACK_SIZE = (16 * 1024);
_STACK_SIZE = (16 * 1024);
_PROM_START = 0x00000000;
_PROM_START = 0x00000000;
_PROM_END = _PROM_START + _PROM_SIZE;
_PROM_END = _PROM_START + _PROM_SIZE;
/*
/*
 *  Base address of the on-CPU peripherals
 *  Base address of the on-CPU peripherals
 */
 */
_ERC32_MEC = 0x01f80000;
_ERC32_MEC = 0x01f80000;
/*
/*
 * Setup the memory map for the SIS simulator.
 * Setup the memory map for the SIS simulator.
 * stack grows up towards low memory.
 * stack grows up towards low memory.
 */
 */
/*
/*
MEMORY
MEMORY
{
{
  rom       : ORIGIN = 0x00000000, LENGTH = 4M
  rom       : ORIGIN = 0x00000000, LENGTH = 4M
  ram (rwx) : ORIGIN = 0x02000000, LENGTH = 2M
  ram (rwx) : ORIGIN = 0x02000000, LENGTH = 2M
}
}
*/
*/
__stack = _RAM_START + _RAM_SIZE - 4 * 16;
__stack = _RAM_START + _RAM_SIZE - 4 * 16;
__trap_stack = (_RAM_START + _RAM_SIZE - 4 * 16) - _STACK_SIZE;
__trap_stack = (_RAM_START + _RAM_SIZE - 4 * 16) - _STACK_SIZE;
/*
/*
 * All the symbols that might be accessed from C code need to be
 * All the symbols that might be accessed from C code need to be
 * listed twice, once with an additional underscore. aout format needs
 * listed twice, once with an additional underscore. aout format needs
 * and extra underscore, whereas coff & elf doesn't. This is to work
 * and extra underscore, whereas coff & elf doesn't. This is to work
 * with both.
 * with both.
 */
 */
SECTIONS
SECTIONS
{
{
  .text 0x02000000 :  {
  .text 0x02000000 :  {
    stext = .;
    stext = .;
    _stext = .;
    _stext = .;
    *(.text)
    *(.text)
     _etext  =  .;
     _etext  =  .;
    __CTOR_LIST__ = .;
    __CTOR_LIST__ = .;
    LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
    LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
    *(.ctors)
    *(.ctors)
    LONG(0)
    LONG(0)
    __CTOR_END__ = .;
    __CTOR_END__ = .;
    __DTOR_LIST__ = .;
    __DTOR_LIST__ = .;
    LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
    LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
    *(.dtors)
    *(.dtors)
    LONG(0)
    LONG(0)
    __DTOR_END__ = .;
    __DTOR_END__ = .;
    *(.lit)
    *(.lit)
    *(.shdata)
    *(.shdata)
    _endtext = .;
    _endtext = .;
  }  > ram
  }  > ram
  .shbss SIZEOF(.text) + ADDR(.text) :  {
  .shbss SIZEOF(.text) + ADDR(.text) :  {
    *(.shbss)
    *(.shbss)
  }
  }
  .talias :      { }  > ram
  .talias :      { }  > ram
  .data : {
  .data : {
    sdata  =  .;
    sdata  =  .;
    _sdata  =  .;
    _sdata  =  .;
    *(.data)
    *(.data)
    edata  =  .;
    edata  =  .;
    _edata  =  .;
    _edata  =  .;
  } > ram
  } > ram
  .bss SIZEOF(.data) + ADDR(.data) :
  .bss SIZEOF(.data) + ADDR(.data) :
  {
  {
   sbss = . ;
   sbss = . ;
   _sbss = . ;
   _sbss = . ;
   __bss_start = ALIGN(0x8);
   __bss_start = ALIGN(0x8);
   *(.bss)
   *(.bss)
   *(COMMON)
   *(COMMON)
   end = ALIGN(0x8);
   end = ALIGN(0x8);
   _end = ALIGN(0x8);
   _end = ALIGN(0x8);
   __end = ALIGN(0x8);
   __end = ALIGN(0x8);
   ebss = .;
   ebss = .;
   _ebss = .;
   _ebss = .;
  }
  }
  .mstack  : { }  > ram
  .mstack  : { }  > ram
  .rstack  : { }  > ram
  .rstack  : { }  > ram
  .stab  0 (NOLOAD) :
  .stab  0 (NOLOAD) :
  {
  {
    [ .stab ]
    [ .stab ]
  }
  }
  .stabstr  0 (NOLOAD) :
  .stabstr  0 (NOLOAD) :
  {
  {
    [ .stabstr ]
    [ .stabstr ]
  }
  }
}
}
 
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.