SumProject/board/linker_scripts/link.lds

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/*
* linker script for STM32F4xx with GNU ld
* bernard.xiong 2009-10-14
* flybreak 2018-11-19 Add support for RAM2
*/
/* Program Entry, set to mark it as "used" and avoid gc */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024k /* 1024KB - 128kB flash */
RAM (rw) : ORIGIN = 0x20000000, LENGTH = 128k /* 128K sram */
CCMRAM (rw) : ORIGIN = 0x10000000, LENGTH = 64k /* 64K ccm sram */
}
ENTRY(Reset_Handler)
_system_stack_size = 0x400;
SECTIONS
{
.text :
{
. = ALIGN(4);
_stext = .;
KEEP(*(.isr_vector)) /* Startup code */
. = ALIGN(4);
*(.text) /* remaining code */
*(.text.*) /* remaining code */
*(.rodata) /* read-only data (constants) */
*(.rodata*)
*(.glue_7)
*(.glue_7t)
*(.gnu.linkonce.t*)
/* section information for finsh shell */
. = ALIGN(4);
__fsymtab_start = .;
KEEP(*(FSymTab))
__fsymtab_end = .;
. = ALIGN(4);
__vsymtab_start = .;
KEEP(*(VSymTab))
__vsymtab_end = .;
/* section information for initial. */
. = ALIGN(4);
__rt_init_start = .;
KEEP(*(SORT(.rti_fn*)))
__rt_init_end = .;
. = ALIGN(4);
PROVIDE(__ctors_start__ = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
PROVIDE(__ctors_end__ = .);
/* section information for utest */
. = ALIGN(4);
__rt_utest_tc_tab_start = .;
KEEP(*(UtestTcTab))
__rt_utest_tc_tab_end = .;
. = ALIGN(4);
_etext = .;
} > FLASH = 0
/* .ARM.exidx is sorted, so has to go in its own output section. */
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
/* This is used by the startup in order to initialize the .data secion */
_sidata = .;
} > FLASH
__exidx_end = .;
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* .data section which is used for initialized data */
.data :
{
. = ALIGN(4);
/* This is used by the startup in order to initialize the .data secion */
_sdata = . ;
*(.data)
*(.data.*)
*(.gnu.linkonce.d*)
PROVIDE(__dtors_start__ = .);
KEEP(*(SORT(.dtors.*)))
KEEP(*(.dtors))
PROVIDE(__dtors_end__ = .);
. = ALIGN(4);
/* This is used by the startup in order to initialize the .data secion */
_edata = . ;
} >RAM AT> FLASH
_siccmdata = LOADADDR(.ccmdata); /* May be already present */
/* Initialized CCM-RAM section
*
* IMPORTANT NOTE!
* If initialized variables will be placed in this section,
* the startup code needs to be modified to copy the init-values.
*/
.ccmdata :
{
. = ALIGN(4);
_sccmdata = .; /* create a global symbol at data start */
*(.ccmdata) /* .data sections */
*(.ccmdata*) /* .data* sections */
/*
*data_reg.o(.data .data*)
*monitor*.o(.data .data*)
*sender*.o(.data .data*)
*kernel*.o(.data .data*)
*/
. = ALIGN(4);
_eccmdata = .; /* define a global symbol at data end */
} >CCMRAM AT> FLASH
/* _siccm_bss = LOADADDR(.ccm_bss); */
/* CCM-RAM section
*
* IMPORTANT NOTE!
* If initialized variables will be placed in this section,
* the startup code needs to be modified to copy the init-values.
*/
.ccm_bss :
{
. = ALIGN(4);
_sccm_bss = .; /* create a global symbol at ccmram start */
*(.ccm_bss)
*(.ccm_bss*)
/* build\\core\\*.o(.bss .bss*) */
build\\monitor\\**.o(.bss .bss*)
build\\sender\\**.o(.bss .bss*)
/* build\\mapping\\**.o(.bss .bss*) */
/* *board*.o(.bss .bss*) */
/* *autosave.o(.bss .bss*)*/
/* *application*autosave.o(.bss .bss*) */
/* *data_send.o(.bss .bss*) */
/* *isee_http.o(.bss .bss*) */
/* *config.o(.bss .bss*) */
/* *dio.o(.bss .bss*) */
/* *eth.o(.bss .bss*) */
/* *led.o(.bss .bss*) */
/* *packages*agile_telnet*.o(.bss .bss*) */
/* *packages*agile_console*.o(.bss .bss*) */
/* *packages*cJSON*.o(.bss .bss*) */
/* *packages*CmBacktrace*.o(.bss .bss*)*/
/* *packages*easyblink*.o(.bss .bss*) */
/* *packages*webclient*.o(.bss .bss*) */
/* *packages*netutils*.o(.bss .bss*) */
/* *packages*syswatch*.o(.bss .bss*) */
/* *packages*UrlEncode*.o(.bss .bss*) */
build\\kernel\\src\\*.o(.bss .bss*)
/* build\\kernel\\libcpu\\*.o(.bss .bss*) */
/* build\\kernel\\components\\libc\\*.o(.bss .bss*)
/* build\\kernel\\components\\drivers\\*.o(.bss .bss*) */
/* build\\kernel\\components\\dfs\\*.o(.bss .bss*) */
build\\kernel\\components\\net\\lwip\\lwip-2.0.3\\*.o(.bss .bss*)
/* build\\kernel\\components\\net\\lwip\\port\\**.o(.bss .bss*) */
/* build\\kernel\\components\\net\\sal\\*.o(.bss .bss*) */
/* build\\kernel\\components\\net\\netdev\\*.o(.bss .bss*) */
/* build\\kernel\\components\\net\\sal_socket\\*.o(.bss .bss*) */
. = ALIGN(4);
_eccm_bss = .; /* create a global symbol at ccmram end */
} >CCMRAM
.stack :
{
. = ALIGN(4);
_sstack = .;
. = . + _system_stack_size;
. = ALIGN(4);
_estack = .;
} >RAM
__bss_start = .;
.bss :
{
. = ALIGN(4);
/* This is used by the startup in order to initialize the .bss secion */
_sbss = .;
*(.bss)
*(.bss.*)
*(COMMON)
. = ALIGN(4);
/* This is used by the startup in order to initialize the .bss secion */
_ebss = . ;
*(.bss.init)
} > RAM
__bss_end = .;
_end = .;
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
/* DWARF debug sections.
* Symbols in the DWARF debugging sections are relative to the beginning
* of the section so we begin them at 0. */
/* DWARF 1 */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2 */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
/* SGI/MIPS DWARF 2 extensions */
.debug_weaknames 0 : { *(.debug_weaknames) }
.debug_funcnames 0 : { *(.debug_funcnames) }
.debug_typenames 0 : { *(.debug_typenames) }
.debug_varnames 0 : { *(.debug_varnames) }
}