191 lines
4.1 KiB
Plaintext
191 lines
4.1 KiB
Plaintext
MEMORY
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{
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MFLASH (rx) : ORIGIN = 0x00000000, LENGTH = 2M
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BFLASH (rx) : ORIGIN = 0x11000000, LENGTH = 512K
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RAM0 (rwx) : ORIGIN = 0x13000000, LENGTH = 64K
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RAM1 (rwx) : ORIGIN = 0x20000000, LENGTH = 512K
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RAM2 (rwx) : ORIGIN = 0x20080000, LENGTH = 128K
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}
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/* Aliases */
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REGION_ALIAS("CODE_FLASH", MFLASH); /* Replace this with BFLASH for bootloader */
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REGION_ALIAS("DATA_RAM", RAM1);
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REGION_ALIAS("HEAP_RAM", RAM1);
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REGION_ALIAS("STACK_RAM", RAM1);
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REGION_ALIAS("BSS_RAM", RAM1);
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ENTRY(Reset_Handler)
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SECTIONS
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{
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. = ORIGIN(DATA_RAM);
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.isr_vector ALIGN(0x80):
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{
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__isr_vector_flash_start = LOADADDR (.isr_vector); /* Áåðåì àäðåñ, ãäå íà ôëåøå ëåæèò ýòà òàáëèöà */
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__isr_vector_ram_start = .;
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KEEP(*(.isr_vector)) /* Startup code - KEEP çàïðåùàåò óäàëèòü ñåêöèþ ñáîðùèêó ìóñîðà */
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. = ALIGN(4);
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__isr_vector_ram_end = .; /* êîíåö îïåðàòèâêè, êóäà áóäåò ñêîïèðîâàí êîä */
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} >DATA_RAM AT>CODE_FLASH
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.fastcode ALIGN(4): {
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__fastcode_flash_start = LOADADDR (.fastcode); /* Áåðåì àäðåñ, ãäå íà ôëåøå ëåæèò êîä. */
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/* Òî÷êà - ýòî êóðñîð òåêóùåãî ðàçìåùåíèÿ â ïàìÿòè. Ò.å. â
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* __fastcode_ram_start áóäåò ëåæàòü àäðåñ îïåðàòèâêè, ãäå áóäåò èñïîëíÿòüñÿ ñêîïèðîâàííûé êîä.*/
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__fastcode_ram_start = .;
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*(.glue_7t) *(.glue_7)
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*(.fastcode)
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*(.fastcode*)
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. = ALIGN (4);
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__fastcode_ram_end = .; /* êîíåö îïåðàòèâêè, êóäà áóäåò ñêîïèðîâàí êîä */
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} >DATA_RAM AT>CODE_FLASH
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.text :
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{
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*(.text*)
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KEEP(*(.init))
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KEEP(*(.fini))
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/* .ctors */
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*crtbegin.o(.ctors)
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*crtbegin?.o(.ctors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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*(SORT(.ctors.*))
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*(.ctors)
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/* .dtors */
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*crtbegin.o(.dtors)
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*crtbegin?.o(.dtors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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*(SORT(.dtors.*))
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*(.dtors)
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*(.rodata*)
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KEEP(*(.eh_frame*))
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} > CODE_FLASH
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.ARM.extab :
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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} > CODE_FLASH
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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_FLASH
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__exidx_end = .;
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.copy.table :
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{
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. = ALIGN(4);
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__copy_table_start__ = .;
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__textdata_start__ = LOADADDR(.data);
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LONG (__textdata_start__)
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LONG (__data_start__)
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LONG (__data_end__ - __data_start__)
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__copy_table_end__ = .;
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PROVIDE(_sidata = __data_start__);
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} > CODE_FLASH
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.zero.table :
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{
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. = ALIGN(4);
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__zero_table_start__ = .;
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LONG (__bss_start__)
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LONG (__bss_end__ - __bss_start__)
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__zero_table_end__ = .;
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} > CODE_FLASH
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.data :
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{
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__data_start__ = .;
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PROVIDE(_sdata = __data_start__);
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*(.data*)
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*(.ramfunc*)
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. = ALIGN(4);
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/* preinit data */
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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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. = ALIGN(4);
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/* init data */
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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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. = ALIGN(4);
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/* finit data */
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP(*(SORT(.fini_array.*)))
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KEEP(*(.fini_array))
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PROVIDE_HIDDEN (__fini_array_end = .);
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KEEP(*(.jcr*))
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. = ALIGN(4);
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/* All data end */
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__data_end__ = .;
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PROVIDE(_edata = __data_end__);
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} > DATA_RAM AT > CODE_FLASH
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.bss :
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{
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. = ALIGN(4);
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__bss_start__ = .;
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PROVIDE(_sbss = __bss_start__);
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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__bss_end__ = .;
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PROVIDE(_ebss = __bss_end__);
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} > BSS_RAM
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.heap (COPY):
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{
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__end__ = .;
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PROVIDE(end = .);
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*(.heap*)
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__HeapLimit = .;
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} > HEAP_RAM
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/* .stack_dummy section doesn't contains any symbols. It is only
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* used for linker to calculate size of stack sections, and assign
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* values to stack symbols later */
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.stack_dummy (COPY):
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{
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*(.stack*)
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} > STACK_RAM
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/* Set stack top to end of STACK_RAM, and stack limit move down by
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* size of stack_dummy section */
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__StackTop = ORIGIN(STACK_RAM) + LENGTH(STACK_RAM);
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__StackLimit = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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PROVIDE(_estack = __StackTop);
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/* Check if data + heap + stack exceeds STACK_RAM limit */
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ASSERT(__StackLimit >= __HeapLimit, "region STACK_RAM overflowed with stack")
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/DISCARD/ :
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{
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libc.a ( * )
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libm.a ( * )
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libgcc.a ( * )
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}
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}
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