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更新 ld/gd32e23x_gcc.ld

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hulk 2025-08-08 17:07:26 +08:00
parent e5af1823b0
commit bdcdcec4ca
1 changed files with 149 additions and 121 deletions
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ld/gd32e23x_gcc.ld
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@ -1,127 +1,155 @@
/* memory map */
/* Memory Map */
/* Entry Point */
ENTRY(Reset_Handler)
/* Highest address of the user mode stack */
_sp = ORIGIN(RAM) + LENGTH(RAM); /* end of "RAM" Ram type memory */
_Min_Heap_Size = 0x200; /* required amount of heap */
_Min_Stack_Size = 0x400; /* required amount of stack */
/* Memories definition */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 16K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 4K
}
ENTRY(Reset_Handler)
/* Sections */
SECTIONS
{
__stack_size = DEFINED(__stack_size) ? __stack_size : 2K;
/* ISR vectors */
/* The startup code into "FLASH" Rom type memory */
.vectors :
{
. = ALIGN(4);
KEEP(*(.vectors))
KEEP(*(.vectors)) /* Startup code */
. = ALIGN(4);
__Vectors_End = .;
__Vectors_Size = __Vectors_End - __gVectors;
} >FLASH
/* The program code and other data into "FLASH" Rom type memory */
.text :
{
. = ALIGN(4);
*(.text)
*(.text*)
*(.glue_7)
*(.glue_7t)
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.glue_7) /* glue arm to thumb code */
*(.glue_7t) /* glue thumb to arm code */
*(.eh_frame)
KEEP (*(.init))
KEEP (*(.fini))
. = ALIGN(4);
/* the symbol '_etext' will be defined at the end of code section */
_etext = .;
_etext = .; /* define a global symbols at end of code */
} >FLASH
/* Constant data into "FLASH" Rom type memory */
.rodata :
{
. = ALIGN(4);
*(.rodata)
*(.rodata*)
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
. = ALIGN(4);
} >FLASH
.ARM.extab :
.ARM.extab (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
{
. = ALIGN(4);
*(.ARM.extab* .gnu.linkonce.armextab.*)
. = ALIGN(4);
} >FLASH
.ARM : {
.ARM (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
{
. = ALIGN(4);
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
. = ALIGN(4);
} >FLASH
.ARM.attributes : { *(.ARM.attributes) } > FLASH
.preinit_array :
.preinit_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
{
. = ALIGN(4);
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array*))
PROVIDE_HIDDEN (__preinit_array_end = .);
. = ALIGN(4);
} >FLASH
.init_array :
.init_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
{
. = ALIGN(4);
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array*))
PROVIDE_HIDDEN (__init_array_end = .);
. = ALIGN(4);
} >FLASH
.fini_array :
.fini_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
{
. = ALIGN(4);
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(.fini_array*))
KEEP (*(SORT(.fini_array.*)))
KEEP (*(.fini_array*))
PROVIDE_HIDDEN (__fini_array_end = .);
. = ALIGN(4);
} >FLASH
/* provide some necessary symbols for startup file to initialize data */
/* Used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* Initialized data sections into "RAM" Ram type memory */
.data :
{
. = ALIGN(4);
/* the symbol '_sdata' will be defined at the data section end start */
_sdata = .;
*(.data)
*(.data*)
_sdata = .; /* create a global symbol at data start */
*(.data) /* .data sections */
*(.data*) /* .data* sections */
*(.RamFunc) /* .RamFunc sections */
*(.RamFunc*) /* .RamFunc* sections */
. = ALIGN(4);
/* the symbol '_edata' will be defined at the data section end */
_edata = .;
_edata = .; /* define a global symbol at data end */
} >RAM AT> FLASH
/* Uninitialized data section into "RAM" Ram type memory */
. = ALIGN(4);
.bss :
{
/* the symbol '_sbss' will be defined at the bss section start */
_sbss = .;
/* This is used by the startup in order to initialize the .bss section */
_sbss = .; /* define a global symbol at bss start */
__bss_start__ = _sbss;
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(4);
/* the symbol '_ebss' will be defined at the bss section end */
_ebss = .;
_ebss = .; /* define a global symbol at bss end */
__bss_end__ = _ebss;
} >RAM
. = ALIGN(8);
PROVIDE ( end = _ebss );
PROVIDE ( _end = _ebss );
.stack ORIGIN(RAM) + LENGTH(RAM) - __stack_size :
/* User_heap_stack section, used to check that there is enough "RAM" Ram type memory left */
._user_heap_stack :
{
PROVIDE( _heap_end = . );
. = __stack_size;
PROVIDE( _sp = . );
} >RAM AT>RAM
}
. = ALIGN(8);
PROVIDE ( end = . );
PROVIDE ( _end = . );
. = . + _Min_Heap_Size;
. = . + _Min_Stack_Size;
. = ALIGN(8);
} >RAM
/* input sections */
GROUP(libgcc.a libc.a libm.a libnosys.a)
/* Remove information from the compiler libraries */
/DISCARD/ :
{
libc.a ( * )
libm.a ( * )
libgcc.a ( * )
}
.ARM.attributes 0 : { *(.ARM.attributes) }
}