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linker_script_ch32v103x6_nodebug.ld
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linker_script_ch32v103x6_nodebug.ld
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/*!****************************************************************************
* @file
* linker_script_ch32v103x6_nodebug.ld
*
* @brief
* Default linker script for CH32V103x6 application code.
*
* @note
* THIS LINKER CONFIGURATION DOES NOT PROVISION A DEBUGGER IVT
*
* @date 30.03.2023
* @date 02.10.2023 Added unused glue_7/glue_7t selectors
******************************************************************************/
/* Entry Point assignment */
ENTRY( _start )
/* Reserved bootloader space at the start of FLASH */
__boot_size = 0;
/* Stack and heap memory size definitions */
__min_heap_size = 0; /* Minimum required heap size */
__stack_size = 2048; /* Reserved stack size */
/* Memories definition */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000 + __boot_size,
LENGTH = 32K - __boot_size
RAM (xrw) : ORIGIN = 0x20000000,
LENGTH = 10K
}
/* Sections definition */
SECTIONS
{
/* Debugger Init at start of FLASH */
.init :
{
. = ALIGN(4);
_sinit = .;
KEEP(*(SORT_NONE(.init)))
. = ALIGN(4);
_einit = .;
} >FLASH_DBG
/* Interrupt Vector Table at start of app memory */
.isr_vector :
{
. = ALIGN(4);
KEEP( *(.isr_vector))
KEEP( *(.isr_vector.*))
. = ALIGN(64);
} >FLASH
/* Code and read-only constants in FLASH memory */
.text :
{
. = ALIGN(4);
*(.text)
*(.text.*)
*(.rodata)
*(.rodata*)
*(.gnu.linkonce.t.*)
. = ALIGN(4);
} >FLASH
/* LibC init, constructors and destructors */
.fini :
{
KEEP(*(SORT_NONE(.fini)))
. = ALIGN(4);
} >FLASH
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
} >FLASH
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
PROVIDE_HIDDEN (__init_array_end = .);
} >FLASH
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
PROVIDE_HIDDEN (__fini_array_end = .);
} >FLASH
.ctors :
{
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
} >FLASH
.dtors :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} >FLASH
/* Initialised data section */
.data :
{
. = ALIGN(4);
_sdata = .;
*(.gnu.linkonce.r.*)
*(.data .data.*)
*(.gnu.linkonce.d.*)
. = ALIGN(8);
*(.sdata .sdata.*)
*(.sdata2.*)
*(.gnu.linkonce.s.*)
. = ALIGN(8);
*(.srodata.cst16)
*(.srodata.cst8)
*(.srodata.cst4)
*(.srodata.cst2)
*(.srodata .srodata.*)
. = ALIGN(4);
_edata = .;
} >RAM AT>FLASH
/* Initialisation data location in FLASH */
_sidata = LOADADDR(.data);
/* Zero-initialised data section */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = .;
*(.sbss*)
*(.gnu.linkonce.sb.*)
*(.bss .bss.*)
*(.gnu.linkonce.b.*)
*(COMMON*)
. = ALIGN(4);
_ebss = .;
PROVIDE( end = . );
} >RAM
/* Calculate GP for maximum coverage */
__global_pointer$ = MIN(_sdata + 0x800, MAX(_sdata + 0x800, _ebss - 0x800));
/* Stack/Heap collision detection */
.heap (NOLOAD) :
{
. = ALIGN(4);
_sheap = .;
/* Calculate available heap size */
__avail_heap_size = LENGTH(RAM) - __stack_size - (_sheap - ORIGIN(RAM));
. = . + MAX(__min_heap_size, __avail_heap_size);
. = ALIGN(4);
_eheap = .;
} >RAM
/* Stack at the end of RAM */
.stack (NOLOAD) :
{
. = ALIGN(4);
_sstack = .;
. = . + __stack_size;
_estack = .;
} >RAM
}