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发表于 2019-9-26 18:05:47
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[mw_shl_code=c,true]/* Entry Point */
ENTRY(Reset_Handler)
HEAP_SIZE = DEFINED(__heap_size__) ? __heap_size__ : 0x0400;
STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
/* Specify the memory areas */
MEMORY
{
m_flash_config (RX) : ORIGIN = 0x60000000, LENGTH = 0x00001000
m_ivt (RX) : ORIGIN = 0x60001000, LENGTH = 0x00001000
m_interrupts (RX) : ORIGIN = 0x60002000, LENGTH = 0x00000400
m_text (RX) : ORIGIN = 0x60002400, LENGTH = 0x00040000
m_itcm (RX) : ORIGIN = 0x00000000, LENGTH = 0x00020000
m_dtcm (RW) : ORIGIN = 0x20000000, LENGTH = 0x00020000
m_ocram (RW) : ORIGIN = 0x20200000, LENGTH = 0x00040000
m_sdram (RW) : ORIGIN = 0x80000000, LENGTH = 0x00A00000
m_sdram_ncache (RW) : ORIGIN = 0x80A00000, LENGTH = 0x00600000
}
/* Define output sections */
SECTIONS
{
.flash_config :
{
. = ALIGN(4);
__FLASH_BASE = .;
KEEP(* (.boot_hdr.conf)) /* flash config section */
. = ALIGN(4);
} > m_flash_config
ivt_begin= ORIGIN(m_flash_config) + LENGTH(m_flash_config);
.ivt : AT(ivt_begin)
{
. = ALIGN(4);
KEEP(* (.boot_hdr.ivt)) /* ivt section */
KEEP(* (.boot_hdr.boot_data)) /* boot section */
KEEP(* (.boot_hdr.dcd_data)) /* dcd section */
. = ALIGN(4);
} > m_ivt
/* The startup code goes first into internal RAM */
__flash_vector = ORIGIN(m_interrupts);
.interrupts : AT(__flash_vector)
{
. = 0x00002000;
__VECTOR_TABLE = .;
. = ALIGN(4);
KEEP(*(.isr_vector)) /* Startup code */
. = ALIGN(4);
} > m_itcm
/* __VECTOR_RAM = __VECTOR_TABLE;*/
/* __RAM_VECTOR_TABLE_SIZE_BYTES = 0x0;*/
. = ALIGN(4);
__flash_text = .;
/* The program code and other data goes into internal RAM */
.text : AT(__flash_text)
{
. = ALIGN(4);
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
*(.glue_7) /* glue arm to thumb code */
*(.glue_7t) /* glue thumb to arm code */
*(.eh_frame)
KEEP (*(.init))
KEEP (*(.fini))
. = ALIGN(4);
/* section information for finsh shell */
. = ALIGN(4);
__fsymtab_start = .;
KEEP(*(FSymTab))
__fsymtab_end = .;
. = ALIGN(4);
__vsymtab_start = .;
KEEP(*(VSymTab))
__vsymtab_end = .;
. = ALIGN(4);
/* section information for initial. */
. = ALIGN(4);
__rt_init_start = .;
KEEP(*(SORT(.rti_fn*)))
__rt_init_end = .;
} > m_itcm
. = ALIGN(4);
__flash_arm_extab = .;
.ARM.extab : AT(__flash_arm_extab)
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > m_itcm
. = ALIGN(4);
__flash_arm = .;
.ARM : AT(__flash_arm)
{
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} > m_itcm
. = ALIGN(4);
__flash_ctors = .;
.ctors : AT(__flash_ctors)
{
__CTOR_LIST__ = .;
__ctors_start__ = .;
/* gcc uses crtbegin.o to find the start of
the constructors, so we make sure it is
first. Because this is a wildcard, it
doesn't matter if the user does not
actually link against crtbegin.o; the
linker won't look for a file to match a
wildcard. The wildcard also means that it
doesn't matter which directory crtbegin.o
is in. */
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
/* We don't want to include the .ctor section from
from the crtend.o file until after the sorted ctors.
The .ctor section from the crtend file contains the
end of ctors marker and it must be last */
KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
__CTOR_END__ = .;
__ctors_end__ = .;
} > m_itcm
. = ALIGN(4);
__flash_dtors = .;
.dtors : AT(__flash_dtors)
{
__DTOR_LIST__ = .;
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
__DTOR_END__ = .;
} > m_itcm
__flash_preinit = .;
.preinit_array : AT(__flash_preinit)
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array*))
PROVIDE_HIDDEN (__preinit_array_end = .);
} > m_itcm
__flash_init = .;
.init_array : AT(__flash_init)
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array*))
PROVIDE_HIDDEN (__init_array_end = .);
} > m_itcm
__flash_fini = .;
.fini_array : AT(__flash_fini)
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(SORT(.fini_array.*)))
KEEP (*(.fini_array*))
PROVIDE_HIDDEN (__fini_array_end = .);
} > m_itcm
PROVIDE(__flash_text_end = ORIGIN(m_dtcm) + LENGTH(m_dtcm));
__etext = .; /* define a global symbol at end of code */
__DATA_ROM = .; /* Symbol is used by startup for data initialization */
.data : AT(__DATA_ROM)
{
. = ALIGN(4);
__DATA_RAM = .;
__data_start__ = .; /* create a global symbol at data start */
*(m_usb_dma_init_data)
*(.data) /* .data sections */
*(.data*) /* .data* sections */
KEEP(*(.jcr*))
. = ALIGN(4);
__data_end__ = .; /* define a global symbol at data end */
} > m_dtcm
__NDATA_ROM = __DATA_ROM + (__data_end__ - __data_start__);
.ncache.init : AT(__NDATA_ROM)
{
__noncachedata_start__ = .; /* create a global symbol at ncache data start */
*(NonCacheable.init)
. = ALIGN(4);
__noncachedata_init_end__ = .; /* create a global symbol at initialized ncache data end */
} > m_sdram_ncache
. = __noncachedata_init_end__;
.ncache (NOLOAD) :
{
*(NonCacheable)
. = ALIGN(4);
__noncachedata_end__ = .; /* define a global symbol at ncache data end */
} > m_sdram_ncache
__DATA_END = __NDATA_ROM + (__noncachedata_init_end__ - __noncachedata_start__);
text_end = ORIGIN(m_itcm) + LENGTH(m_itcm);
ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
/* Uninitialized data section */
.bss :
{
/* This is used by the startup in order to initialize the .bss section */
. = ALIGN(4);
__START_BSS = .;
__bss_start__ = .;
*(m_usb_dma_noninit_data)
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
__END_BSS = .;
} > m_dtcm
.heap :
{
. = ALIGN(8);
__end__ = .;
PROVIDE(end = .);
__HeapBase = .;
. += HEAP_SIZE;
__HeapLimit = .;
__heap_limit = .; /* Add for _sbrk */
} > m_dtcm
.stack :
{
. = ALIGN(8);
stack_start = .;
. += STACK_SIZE;
stack_end = .;
__StackTop = .;
} > m_dtcm
.RTT_HEAP :
{
heap_start = .;
. = ALIGN(8);
} > m_dtcm
PROVIDE(heap_end = ORIGIN(m_dtcm) + LENGTH(m_dtcm));
/* Initializes stack on the end of block */
__StackLimit = __StackTop - STACK_SIZE;
PROVIDE(__stack = __StackTop);
.ARM.attributes 0 : { *(.ARM.attributes) }
ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
}[/mw_shl_code]
如果我需要把程序下到FlexSPI Nor里，然后拷贝到itcm里运行，链接脚本应该如何写，
上面是我的链接脚本，但是这个工具每次打开编译好的axf文件都说“ 起始链接地址是无效的”
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提升卡
发表于 2019-7-19 19:51:12
