mirror of
https://github.com/oopuuu/zTC1.git
synced 2025-12-17 15:38:14 +08:00
159 lines
3.3 KiB
Plaintext
159 lines
3.3 KiB
Plaintext
/* Entry Point */
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ENTRY(Reset_Handler)
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/* Specify the memory areas */
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MEMORY
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{
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ROM_CODE (rx) : ORIGIN = 0x0, LENGTH = 0x00005000 /* 20k */
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TCMRAM (rwx) : ORIGIN = 0x00100000, LENGTH = 0x00010000 /* 64k */
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XIP_CODE (rx) : ORIGIN = 0x100CE000, LENGTH = 0x00100000 /* 1024k */
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SYSRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00040000 /* 256k */
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}
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__FLASH_segment_start__ = ORIGIN( XIP_CODE );
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__FLASH_segment_end__ = __FLASH_segment_start__ + LENGTH( XIP_CODE );
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__SRAM_segment_start__ = ORIGIN( SYSRAM );
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__SRAM_segment_end__ = __SRAM_segment_start__ + LENGTH( SYSRAM );
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/* Define output sections */
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SECTIONS
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{
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. = ORIGIN(XIP_CODE);
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.text :
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{
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_text_start = .;
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KEEP(*(.init))
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KEEP(*(.fini))
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*(.text*)
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*(.text)
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*(.rodata*)
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_text_end = .;
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. = ALIGN(4);
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} > XIP_CODE
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. = ALIGN(4);
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__etext = .;
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. = ALIGN(4);
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. = ALIGN(4);
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.data :
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{
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__data_start__ = .;
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_data_start = .;
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KEEP(*(.isr_vector))
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. = ALIGN(4);
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*(.data)
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*(.data*)
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. = ALIGN(4);
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/* preinit data */
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PROVIDE (__preinit_array_start = .);
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KEEP(*(.preinit_array))
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PROVIDE (__preinit_array_end = .);
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. = ALIGN(4);
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/* init data */
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PROVIDE (__init_array_start = .);
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KEEP(*(SORT(.init_array.*)))
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KEEP(*(.init_array))
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PROVIDE (__init_array_end = .);
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. = ALIGN(4);
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/* finit data */
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PROVIDE (__fini_array_start = .);
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KEEP(*(SORT(.fini_array.*)))
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KEEP(*(.fini_array))
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PROVIDE (__fini_array_end = .);
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_data_end = .;
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__data_end__ = .;
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} > SYSRAM AT> XIP_CODE
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. = ALIGN(4);
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.bssRandom (NOLOAD) :
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{
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__bssrandom_start__ = .;
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*(.bssRandom)
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__bssrandom_end__ = .;
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} > TCMRAM
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. = ALIGN(4);
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__ramtext_load__ = LOADADDR(.ramTEXT);
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. = ALIGN(4);
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.ramTEXT :
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{
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__ramtext_start__ = .;
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KEEP(*(.ramTEXT))
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__ramtext_end__ = .;
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} > TCMRAM AT> XIP_CODE
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. = ALIGN(4);
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.tcmBSS (NOLOAD) :
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{
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__tcmbss_start__ = .;
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*(.tcmBSS)
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__tcmbss_end__ = .;
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} > TCMRAM
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. = ALIGN(4);
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.bss :
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{
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__bss_start__ = .;
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*(.bss)
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*(COMMON)
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*(.bss*)
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. = ALIGN(4);
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__bss_end__ = .;
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} > SYSRAM
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. = ALIGN(4);
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.heap :
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{
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__end__ = .;
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end = __end__;
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*(.heap*)
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__HeapLimit = .;
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} > SYSRAM
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/*
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.tcmcode :
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{
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*(.tcmsection.text .tcmsection.*)
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. = ALIGN(4);
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} > TCMRAM
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. = ALIGN(4);
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*/
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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 :
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{
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*(.stack)
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} > SYSRAM
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__StackTop = ORIGIN(SYSRAM) + LENGTH(SYSRAM);
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__StackLimit = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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/* Check if data + heap + stack exceeds RAM limit */
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ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
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}
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/* Declare libc Heap to start at end of allocated RAM */
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PROVIDE( _heap = __end__ );
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/* End of the heap is top of RAM, aligned 8 byte */
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PROVIDE( _eheap = ALIGN( __HeapLimit - 8, 8 ) );
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