forked from Imagelibrary/rtems
Now links although linkcmds will not work on real hardware. But then
again neither will unlinked executables. :)
This commit is contained in:
Joel Sherrill
@@ -1,189 +1,60 @@
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/*------------------------------------*/
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/* rom.ld */
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/* Last change : 19. 4.95 */
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/*------------------------------------*
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* To build ROM based i960 image.
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*------------------------------------*/
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/*
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/*
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* This is not the real linkcmds for this target. See
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* linkcmds.real and make those work for you. That linkcmds
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* goes to great lengths to handplace certain object files
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* in very specific locations.
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*
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* $Id$
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* $Id$
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*/
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*/
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/*
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* Declare some sizes.
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*/
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_RamBase = DEFINED(_RamBase) ? _RamBase : 0x0;
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_RamSize = DEFINED(_RamSize) ? _RamSize : 1M;
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_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;
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_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
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MEMORY
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SECTIONS
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{
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{
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config : org = 0xFeffFF30, len = 0xd0
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. = 0x0;
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eprom : org = 0xfec00000, len = 1024K
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.text :
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}
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_bootAddr = 0xa0200000;
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/*_HEAP = 0xA0100000 ; */
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_rom_ibr_cksum = -(_romStart + _rom_prcb);
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SECTIONS
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{
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prcb :
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{
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INPUT(rom_ibr.o)
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} > config
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/* Only monitor start point and fault handler
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* will live in ROM as far as text is concerned.
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* Only fault table will live in ROM as far as data
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* is concerned.
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*/
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romCode :
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{
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/* Make sure that the monitor start point
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* is the first location in EPROM.
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*/
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rxgen_romld.o(.text)
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/* Procedures to copy code and
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* initialize bss in RAM.
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*/
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sctns.o(.text)
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/* Make Sure Fault Table (and its handler's data)
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* live here so that they wouldn't get destroyed).
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*/
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asmfault.o
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ihandler.o
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. = ALIGN(16);
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flttbl.o
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/* 16 byte aligned PRCB.
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*/
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. = ALIGN(16);
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rom_prcb.o(.data)
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. = ALIGN(16);
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rom_cntrltbl.o(.data)
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. = ALIGN(16);
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intrtbl.o(.data)
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. = ALIGN(16);
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nulsystbl.o(.data)
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. = ALIGN(16);
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/* I need this symbol to know where code which is
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* to be copied reside in ROM. Align it on a 16
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* boundary.
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*/
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. = ALIGN(16);
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_codeRomStart = .;
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} > eprom
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/* All the rest of the code will live in RAM.
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* Relocation are created as though code resides
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* in RAM, while code is placed right after romCode.
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* This is responsiblity of the ROM monitor to
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* copy code into ROM.
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*/
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ramCode : AT(ADDR(romCode) + SIZEOF(romCode))
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{
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{
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/* RAM-based code section start.
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CREATE_OBJECT_SYMBOLS
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* I need this symbol to know where to copy code
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*(.text)
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* at initialization time .
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_etext = .;
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*/
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_codeRamStart = .;
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___CTOR_LIST__ = .;
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/* RAM based fault recovery stuff.
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LONG((___CTOR_END__ - ___CTOR_LIST__) / 4 - 2)
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*/
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*(.ctors)
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_faultStart = .;
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LONG(0)
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asmstub.o
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___CTOR_END__ = .;
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fault.o
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___DTOR_LIST__ = .;
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_faultEnd = .;
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LONG((___DTOR_END__ - ___DTOR_LIST__) / 4 - 2)
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/* Check sum to gurantee that
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*(.dtors)
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* the above section wasn't broken.
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LONG(0)
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*/
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___DTOR_END__ = .;
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. = ALIGN(16);
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}
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_faultCheckSum = .;
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.data SIZEOF(.text) + ADDR(.text):
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. += 4;
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{
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/* Fault Buffer to keep the state of
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*(.data)
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* the fauled procedure.
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CONSTRUCTORS
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*/
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_edata = .;
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_faultBuffer = .;
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}
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. += 256;
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.bss SIZEOF(.data) + ADDR(.data):
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/* All the rest of the text goes here.
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{
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*/
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_bss_start = .;
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. = ALIGN(16);
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*(.bss)
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*(.text)
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*(COMMON)
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/* NEW TEST TEST TEST TEST */
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. = ALIGN (64);
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. = ALIGN (16);
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_stack_init = .;
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. += _StackSize;
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*(.eh_fram)
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_clear_end = .;
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. = ALIGN (16);
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_WorkspaceBase = .;
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. += 512K; /* reserve some memory for workspace */
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/*
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_HeapBase = .;
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* C++ constructors
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. += _HeapSize; /* reserve some memory for heap */
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*/
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_end = .;
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__CTOR_LIST__ = .;
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__end = .;
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LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
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}
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*(.ctors)
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}
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LONG(0)
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__CTOR_END__ = .;
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__DTOR_LIST__ = .;
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LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
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*(.dtors)
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LONG(0)
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__DTOR_END__ = .;
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etext = ALIGN( 0x10 ) ;
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/* END NEW TEST TEST TEST */
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/* 16 byte aligned PRCB.
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*/
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. = ALIGN(16);
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prcb.o(.data)
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/* 16 byte aligned Control Table.
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*/
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. = ALIGN(16);
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cntrltbl.o(.data)
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. = ALIGN(16);
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systbl.o(.data)
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/* All the rest of program defined data goes here.
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*/
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*(.data)
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/* RAM-based code section end.
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* I need this symbol to know where to copy code
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* at initialization time .
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*/
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_codeRamEnd = .;
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} > eprom
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/* RAM based uninitialized data.
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*/
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bss (NOLOAD) :
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{
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/* BSS section start. I need this symbol to
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* zero BSS on initialization.
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*/
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/* Heap. Aligned on a 64 boundary */
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/* . = ALIGN(64);
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_heap_initial = .;
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. += 64K;*/
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/* Supervisor Stack. Aligned on a 16 boundary.
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*/
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. = ALIGN(16);
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_svrStackPtr = .;
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. += 16K;
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/* Interrupt Stack. Aligned on a 16 boundary.
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*/
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. = ALIGN(16);
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_intStackPtr = .;
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. += 16K;
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/* Program defined BSS.
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*/
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_bssStart = .;
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_bss_start = .;
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*(.bss)
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/* Program defined COMMON.
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*/
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*(COMMON)
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_end = .;
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/* BSS section end. I need this symbol to
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* zero BSS on initialization.
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*/
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_bssEnd = .;
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_bssStart_1 = .;
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_bssEnd_1 = .;
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} > eprom
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}
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/*-------------*/
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/* End of file */
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/*-------------*/
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189
c/src/lib/libbsp/i960/rxgen960/startup/linkcmds.real
Normal file
189
c/src/lib/libbsp/i960/rxgen960/startup/linkcmds.real
Normal file
@@ -0,0 +1,189 @@
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/*------------------------------------*/
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/* rom.ld */
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/* Last change : 19. 4.95 */
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/*------------------------------------*
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* To build ROM based i960 image.
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*------------------------------------*/
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/*
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* $Id$
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*/
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MEMORY
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{
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config : org = 0xFEFFFF30, len = 0xd0
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eprom : org = 0xFEC00000, len = 1024K
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}
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_bootAddr = 0xa0200000;
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/*_HEAP = 0xA0100000 ; */
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_rom_ibr_cksum = -(_romStart + _rom_prcb);
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SECTIONS
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{
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prcb :
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{
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*(.prcb); /* INPUT(rom_ibr.o) */
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} > config
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/* Only monitor start point and fault handler
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* will live in ROM as far as text is concerned.
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* Only fault table will live in ROM as far as data
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* is concerned.
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*/
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romCode :
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{
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/* Make sure that the monitor start point
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* is the first location in EPROM.
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*/
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rxgen_romld.o(.text)
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/* Procedures to copy code and
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* initialize bss in RAM.
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*/
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sctns.o(.text)
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/* Make Sure Fault Table (and its handler's data)
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* live here so that they wouldn't get destroyed).
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*/
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asmfault.o
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ihandler.o
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. = ALIGN(16);
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flttbl.o
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/* 16 byte aligned PRCB.
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*/
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. = ALIGN(16);
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rom_prcb.o(.data)
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. = ALIGN(16);
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rom_cntrltbl.o(.data)
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. = ALIGN(16);
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intrtbl.o(.data)
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|
. = ALIGN(16);
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nulsystbl.o(.data)
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. = ALIGN(16);
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/* I need this symbol to know where code which is
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* to be copied reside in ROM. Align it on a 16
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* boundary.
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|
*/
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. = ALIGN(16);
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_codeRomStart = .;
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} > eprom
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|
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/* All the rest of the code will live in RAM.
|
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|
* Relocation are created as though code resides
|
||||||
|
* in RAM, while code is placed right after romCode.
|
||||||
|
* This is responsiblity of the ROM monitor to
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|
* copy code into ROM.
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|
*/
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|
ramCode : AT(ADDR(romCode) + SIZEOF(romCode))
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|
{
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/* RAM-based code section start.
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|
* I need this symbol to know where to copy code
|
||||||
|
* at initialization time .
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|
*/
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|
_codeRamStart = .;
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|
/* RAM based fault recovery stuff.
|
||||||
|
*/
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|
_faultStart = .;
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|
asmstub.o
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|
fault.o
|
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|
_faultEnd = .;
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|
/* Check sum to gurantee that
|
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|
* the above section wasn't broken.
|
||||||
|
*/
|
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|
. = ALIGN(16);
|
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|
_faultCheckSum = .;
|
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|
. += 4;
|
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|
/* Fault Buffer to keep the state of
|
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|
* the fauled procedure.
|
||||||
|
*/
|
||||||
|
_faultBuffer = .;
|
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|
. += 256;
|
||||||
|
/* All the rest of the text goes here.
|
||||||
|
*/
|
||||||
|
. = ALIGN(16);
|
||||||
|
*(.text)
|
||||||
|
/* NEW TEST TEST TEST TEST */
|
||||||
|
. = ALIGN (16);
|
||||||
|
|
||||||
|
*(.eh_fram)
|
||||||
|
. = ALIGN (16);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* C++ constructors
|
||||||
|
*/
|
||||||
|
__CTOR_LIST__ = .;
|
||||||
|
LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
|
||||||
|
*(.ctors)
|
||||||
|
LONG(0)
|
||||||
|
__CTOR_END__ = .;
|
||||||
|
__DTOR_LIST__ = .;
|
||||||
|
LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
|
||||||
|
*(.dtors)
|
||||||
|
LONG(0)
|
||||||
|
__DTOR_END__ = .;
|
||||||
|
etext = ALIGN( 0x10 ) ;
|
||||||
|
/* END NEW TEST TEST TEST */
|
||||||
|
/* 16 byte aligned PRCB.
|
||||||
|
*/
|
||||||
|
. = ALIGN(16);
|
||||||
|
prcb.o(.data)
|
||||||
|
/* 16 byte aligned Control Table.
|
||||||
|
*/
|
||||||
|
. = ALIGN(16);
|
||||||
|
cntrltbl.o(.data)
|
||||||
|
. = ALIGN(16);
|
||||||
|
systbl.o(.data)
|
||||||
|
/* All the rest of program defined data goes here.
|
||||||
|
*/
|
||||||
|
*(.data)
|
||||||
|
/* RAM-based code section end.
|
||||||
|
* I need this symbol to know where to copy code
|
||||||
|
* at initialization time .
|
||||||
|
*/
|
||||||
|
_codeRamEnd = .;
|
||||||
|
} > eprom
|
||||||
|
|
||||||
|
/* RAM based uninitialized data.
|
||||||
|
*/
|
||||||
|
bss (NOLOAD) :
|
||||||
|
{
|
||||||
|
/* BSS section start. I need this symbol to
|
||||||
|
* zero BSS on initialization.
|
||||||
|
*/
|
||||||
|
/* Heap. Aligned on a 64 boundary */
|
||||||
|
/* . = ALIGN(64);
|
||||||
|
_heap_initial = .;
|
||||||
|
. += 64K;*/
|
||||||
|
/* Supervisor Stack. Aligned on a 16 boundary.
|
||||||
|
*/
|
||||||
|
. = ALIGN(16);
|
||||||
|
_svrStackPtr = .;
|
||||||
|
. += 16K;
|
||||||
|
/* Interrupt Stack. Aligned on a 16 boundary.
|
||||||
|
*/
|
||||||
|
. = ALIGN(16);
|
||||||
|
_intStackPtr = .;
|
||||||
|
. += 16K;
|
||||||
|
/* Program defined BSS.
|
||||||
|
*/
|
||||||
|
_bssStart = .;
|
||||||
|
_bss_start = .;
|
||||||
|
*(.bss)
|
||||||
|
/* Program defined COMMON.
|
||||||
|
*/
|
||||||
|
*(COMMON)
|
||||||
|
_end = .;
|
||||||
|
/* BSS section end. I need this symbol to
|
||||||
|
* zero BSS on initialization.
|
||||||
|
*/
|
||||||
|
_bssEnd = .;
|
||||||
|
_bssStart_1 = .;
|
||||||
|
_bssEnd_1 = .;
|
||||||
|
} > eprom
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
/*-------------*/
|
||||||
|
/* End of file */
|
||||||
|
/*-------------*/
|
||||||
Reference in New Issue
Block a user