249 lines
6.1 KiB
Plaintext
249 lines
6.1 KiB
Plaintext
/***********************************************************************************
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* Copyright 2005 Anglia Design
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* This demo code and associated components are provided as is and has no warranty,
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* implied or otherwise. You are free to use/modify any of the provided
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* code at your own risk in your applications with the expressed limitation
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* of liability (see below)
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*
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* LIMITATION OF LIABILITY: ANGLIA OR ANGLIA DESIGNS SHALL NOT BE LIABLE FOR ANY
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* LOSS OF PROFITS, LOSS OF USE, LOSS OF DATA, INTERRUPTION OF BUSINESS, NOR FOR
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* INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND WHETHER UNDER
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* THIS AGREEMENT OR OTHERWISE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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*
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* Author : Spencer Oliver
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* Web : www.anglia-designs.com
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*
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***********************************************************************************/
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/* Stack Sizes */
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_STACKSIZE = 1024;
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_STACKSIZE_IRQ = 256;
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_STACKSIZE_FIQ = 0;
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_STACKSIZE_SVC = 1024;
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_STACKSIZE_ABT = 0;
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_STACKSIZE_UND = 0;
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_HEAPSIZE = 1024;
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/* Memory Definitions */
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MEMORY
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{
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CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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DATA (rw) : ORIGIN = 0x04000000, LENGTH = 0x00018000
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}
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/* Section Definitions */
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SECTIONS
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{
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/* first section is .text which is used for code */
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.text :
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{
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CREATE_OBJECT_SYMBOLS
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KEEP(*(.vectors))
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KEEP(*(.init))
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*(.text .text.*)
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*(.gnu.linkonce.t.*)
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*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
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KEEP(*(.fini))
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*(.gcc_except_table)
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} >CODE =0
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. = ALIGN(4);
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/* .ctors .dtors are used for c++ constructors/destructors */
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.ctors :
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{
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PROVIDE(__ctors_start__ = .);
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KEEP(*(SORT(.ctors.*)))
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KEEP(*(.ctors))
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PROVIDE(__ctors_end__ = .);
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} >CODE
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.dtors :
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{
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PROVIDE(__dtors_start__ = .);
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KEEP(*(SORT(.dtors.*)))
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KEEP(*(.dtors))
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PROVIDE(__dtors_end__ = .);
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} >CODE
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/* .rodata section which is used for read-only data (constants) */
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.rodata :
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{
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*(.rodata .rodata.*)
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*(.gnu.linkonce.r.*)
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} >CODE
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. = ALIGN(4);
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.init_array :
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{
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*(.init)
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*(.fini)
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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PROVIDE_HIDDEN (__fini_array_end = .);
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} >CODE
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. = ALIGN(4);
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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__exidx_start = .;
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} >CODE
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__exidx_end = .;
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_etext = .;
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PROVIDE (etext = .);
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/* .data section which is used for initialized data */
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.data : AT (_etext)
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{
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__data_start = .;
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*(.data .data.*)
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*(.gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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. = ALIGN(4);
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*(.fastrun .fastrun.*)
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} >DATA
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. = ALIGN(4);
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_edata = .;
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PROVIDE (edata = .);
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/* .bss section which is used for uninitialized data */
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.bss :
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{
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__bss_start = .;
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__bss_start__ = .;
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*(.bss .bss.*)
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*(.gnu.linkonce.b.*)
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*(COMMON)
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. = ALIGN(4);
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} >DATA
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. = ALIGN(4);
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__bss_end__ = .;
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_end = .;
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PROVIDE(end = .);
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/* .heap section which is used for memory allocation */
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.heap (NOLOAD) :
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{
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__heap_start__ = .;
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*(.heap)
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. = MAX(__heap_start__ + _HEAPSIZE , .);
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} >DATA
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__heap_end__ = __heap_start__ + SIZEOF(.heap);
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/* .stack section - user mode stack */
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.stack (__heap_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_start__ = .;
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*(.stack)
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. = MAX(__stack_start__ + _STACKSIZE , .);
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} >DATA
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__stack_end__ = __stack_start__ + SIZEOF(.stack);
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/* .stack_irq section */
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.stack_irq (__stack_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_irq_start__ = .;
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*(.stack_irq)
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. = MAX(__stack_irq_start__ + _STACKSIZE_IRQ , .);
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} >DATA
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__stack_irq_end__ = __stack_irq_start__ + SIZEOF(.stack_irq);
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/* .stack_fiq section */
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.stack_fiq (__stack_irq_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_fiq_start__ = .;
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*(.stack_fiq)
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. = MAX(__stack_fiq_start__ + _STACKSIZE_FIQ , .);
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} >DATA
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__stack_fiq_end__ = __stack_fiq_start__ + SIZEOF(.stack_fiq);
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/* .stack_svc section */
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.stack_svc (__stack_fiq_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_svc_start__ = .;
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*(.stack_svc)
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. = MAX(__stack_svc_start__ + _STACKSIZE_SVC , .);
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} >DATA
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__stack_svc_end__ = __stack_svc_start__ + SIZEOF(.stack_svc);
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/* .stack_abt section */
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.stack_abt (__stack_svc_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_abt_start__ = .;
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*(.stack_abt)
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. = MAX(__stack_abt_start__ + _STACKSIZE_ABT , .);
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} >DATA
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__stack_abt_end__ = __stack_abt_start__ + SIZEOF(.stack_abt);
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/* .stack_und section */
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.stack_und (__stack_abt_end__ + 3) / 4 * 4 (NOLOAD) :
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{
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__stack_und_start__ = .;
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*(.stack_und)
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. = MAX(__stack_und_start__ + _STACKSIZE_UND , .);
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} >DATA
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__stack_und_end__ = __stack_und_start__ + SIZEOF(.stack_und);
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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}
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