mirror of
https://github.com/RIOT-OS/RIOT.git
synced 2024-12-29 04:50:03 +01:00
296 lines
8.0 KiB
Plaintext
296 lines
8.0 KiB
Plaintext
/**
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* This linker script is a modified version of eagle.app.v6.ld that
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* was generated from xt-genldscripts.tpp for LSP and shipped with
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* ESP8266_NONOS_SDK
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*/
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/* Linker Script for ld -N */
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MEMORY
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{
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dport0_0_seg : org = 0x3FF00000, len = 0x10
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dram0_0_seg : org = 0x3FFE8000, len = 0x14000
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iram1_0_seg : org = 0x40100000, len = 0x8000
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irom0_0_seg : org = 0x40210000, len = 0x5C000
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}
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PHDRS
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{
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dport0_0_phdr PT_LOAD;
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dram0_0_phdr PT_LOAD;
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dram0_0_bss_phdr PT_LOAD;
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iram1_0_phdr PT_LOAD;
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irom0_0_phdr PT_LOAD;
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}
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/* Default entry point: */
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ENTRY(_call_user_start)
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EXTERN(_DebugExceptionVector)
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EXTERN(_DoubleExceptionVector)
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EXTERN(_KernelExceptionVector)
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EXTERN(_NMIExceptionVector)
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EXTERN(_UserExceptionVector)
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PROVIDE(_memmap_vecbase_reset = 0x40000000);
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/* Various memory-map dependent cache attribute settings: */
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_memmap_cacheattr_wb_base = 0x00000110;
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_memmap_cacheattr_wt_base = 0x00000110;
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_memmap_cacheattr_bp_base = 0x00000220;
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_memmap_cacheattr_unused_mask = 0xFFFFF00F;
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_memmap_cacheattr_wb_trapnull = 0x2222211F;
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_memmap_cacheattr_wba_trapnull = 0x2222211F;
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_memmap_cacheattr_wbna_trapnull = 0x2222211F;
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_memmap_cacheattr_wt_trapnull = 0x2222211F;
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_memmap_cacheattr_bp_trapnull = 0x2222222F;
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_memmap_cacheattr_wb_strict = 0xFFFFF11F;
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_memmap_cacheattr_wt_strict = 0xFFFFF11F;
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_memmap_cacheattr_bp_strict = 0xFFFFF22F;
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_memmap_cacheattr_wb_allvalid = 0x22222112;
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_memmap_cacheattr_wt_allvalid = 0x22222112;
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_memmap_cacheattr_bp_allvalid = 0x22222222;
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PROVIDE(_memmap_cacheattr_reset = _memmap_cacheattr_wb_trapnull);
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/* ROM variables */
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/* source: disassembly of boot rom at https://github.com/trebisky/esp8266 */
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PROVIDE( ets_task_min_prio = 0x3fffc6fc );
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PROVIDE( ets_idle_cb = 0x3fffdab0 );
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PROVIDE( ets_idle_arg = 0x3fffdab4 );
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PROVIDE( ets_task_exec_mask = 0x3fffdab8 );
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PROVIDE( ets_task_tab = 0x3fffdac0 );
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PROVIDE( flashchip = 0x3fffc714 );
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PROVIDE( sdk_flashchip = 0x3fffc718 );
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PROVIDE( ets_phy_mactime = 0x3ff20a00 );
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SECTIONS
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{
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.dport0.rodata : ALIGN(4)
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{
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_dport0_rodata_start = ABSOLUTE(.);
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*(.dport0.rodata)
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*(.dport.rodata)
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_dport0_rodata_end = ABSOLUTE(.);
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} >dport0_0_seg :dport0_0_phdr
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.dport0.literal : ALIGN(4)
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{
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_dport0_literal_start = ABSOLUTE(.);
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*(.dport0.literal)
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*(.dport.literal)
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_dport0_literal_end = ABSOLUTE(.);
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} >dport0_0_seg :dport0_0_phdr
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.dport0.data : ALIGN(4)
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{
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_dport0_data_start = ABSOLUTE(.);
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*(.dport0.data)
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*(.dport.data)
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_dport0_data_end = ABSOLUTE(.);
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} >dport0_0_seg :dport0_0_phdr
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.data : ALIGN(4)
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{
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_data_start = ABSOLUTE(.);
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*(.data)
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*(.data.*)
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*(.gnu.linkonce.d.*)
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*(.data1)
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*(.sdata)
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*(.sdata.*)
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*(.gnu.linkonce.s.*)
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*(.sdata2)
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*(.sdata2.*)
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*(.gnu.linkonce.s2.*)
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*(.jcr)
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_data_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.rodata : ALIGN(4)
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{
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_rodata_start = ABSOLUTE(.);
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*(.sdk.version)
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/* TODO put only necessary .rodata to dram
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*libc.a:*.o(.rodata.* .rodata)
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*core.a:*(.rodata.* .rodata)
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*cpu.a:*(.rodata .rodata.*)
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*/
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*(.rodata .rodata.*)
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*(.gnu.linkonce.r.*)
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*(.rodata1)
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__XT_EXCEPTION_TABLE__ = ABSOLUTE(.);
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*(.xt_except_table)
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*(.gcc_except_table)
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*(.gnu.linkonce.e.*)
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*(.gnu.version_r)
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*(.eh_frame)
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/* C++ constructor and destructor tables, properly ordered: */
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KEEP (*crtbegin.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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/* C++ exception handlers table: */
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__XT_EXCEPTION_DESCS__ = ABSOLUTE(.);
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*(.xt_except_desc)
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*(.gnu.linkonce.h.*)
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__XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.);
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*(.xt_except_desc_end)
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*(.dynamic)
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*(.gnu.version_d)
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. = ALIGN(4); /* this table MUST be 4-byte aligned */
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_bss_table_start = ABSOLUTE(.);
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LONG(_bss_start)
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LONG(_bss_end)
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_bss_table_end = ABSOLUTE(.);
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_rodata_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.bss ALIGN(8) (NOLOAD) : ALIGN(4)
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{
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. = ALIGN (8);
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_bss_start = ABSOLUTE(.);
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*(.dynsbss)
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*(.sbss)
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*(.sbss.*)
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*(.gnu.linkonce.sb.*)
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*(.scommon)
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*(.sbss2)
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*(.sbss2.*)
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*(.gnu.linkonce.sb2.*)
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*(.dynbss)
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*(.bss)
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*(.bss.*)
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*(.gnu.linkonce.b.*)
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*(COMMON)
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. = ALIGN (8);
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_bss_end = ABSOLUTE(.);
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_sheap = ABSOLUTE(.);
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_heap_start = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_bss_phdr
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/* ETS system memory starts at 0x3FFFC000 which is the top of the heap for the app */
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. = 0x3FFFC000;
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_heap_top = ABSOLUTE(.);
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_eheap = ABSOLUTE(.);
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.text : ALIGN(4)
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{
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_stext = .;
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_text_start = ABSOLUTE(.);
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*(.UserEnter.text)
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. = ALIGN(16);
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*(.DebugExceptionVector.text)
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. = ALIGN(16);
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*(.NMIExceptionVector.text)
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. = ALIGN(16);
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*(.KernelExceptionVector.text)
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LONG(0)
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LONG(0)
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LONG(0)
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LONG(0)
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. = ALIGN(16);
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*(.UserExceptionVector.text)
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LONG(0)
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LONG(0)
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LONG(0)
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LONG(0)
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. = ALIGN(16);
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*(.DoubleExceptionVector.text)
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LONG(0)
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LONG(0)
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LONG(0)
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LONG(0)
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. = ALIGN (16);
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*(.entry.text)
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*(.init.literal)
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*(.init)
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/* normal code should be in irom0 */
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/*
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*(.literal .text .literal.* .text.* .stub)
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*(.gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
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*/
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/* RIOT-OS compiled source files that use the .iram1.* section names for IRAM
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functions, etc. */
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*(.iram1.*)
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/* SDK libraries expect their .text sections to link to iram, not irom */
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*libcrypto.a:*(.literal .text)
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*libmain.a:*(.literal .text .literal.* .text.*)
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*libnet80211.a:*(.literal .text)
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*libpp.a:*(.literal .text .literal.* .text.*)
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*libphy.a:*(.literal .text .literal.* .text.*)
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*libwpa.a:*(.literal .text)
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*libwpa2.a:*(.literal .text)
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*liblwip.a:*(.literal .text)
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/* Xtensa basic functionality written in assembler should be placed in iram */
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*xtensa.a:*(.literal .text .literal.* .text.*)
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/* libgcc integer functions also need to be in .text, as some are called before
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flash is mapped (also performance)
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*/
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*libgcc.a:*i3.o(.literal .text .literal.* .text.*)
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*libgcc.a:*mulsf3.o(.literal .text .literal.* .text.*)
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*libgcc.a:*divsf3.o(.literal .text .literal.* .text.*)
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*libgcc.a:*fixsfsi.o(.literal .text .literal.* .text.*)
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/* libc also in IRAM */
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*libc.a:*malloc.o(.literal .text .literal.* .text.*)
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*libc.a:*mallocr.o(.literal .text .literal.* .text.*)
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*libc.a:*freer.o(.literal .text .literal.* .text.*)
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*libc.a:*memcpy.o(.literal .text .literal.* .text.*)
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*libc.a:*memchr.o(.literal .text .literal.* .text.*)
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*libc.a:*memset.o(.literal .text .literal.* .text.*)
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*libc.a:*memcmp.o(.literal .text .literal.* .text.*)
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*libc.a:*memmove.o(.literal .text .literal.* .text.*)
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*libc.a:*rand.o(.literal .text .literal.* .text.*)
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*libc.a:*bzero.o(.literal .text .literal.* .text.*)
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*libc.a:*lock.o(.literal .text .literal.* .text.*)
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*libc.a:*printf.o(.literal .text .literal.* .text.*)
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*libc.a:*findfp.o(.literal .text .literal.* .text.*)
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*libc.a:*fputwc.o(.literal .text .literal.* .text.*)
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enc28j60.a:*(.literal .text .literal.* .text.*)
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*(.fini.literal)
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*(.fini)
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*(.gnu.version)
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_text_end = ABSOLUTE(.);
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_etext = .;
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} >iram1_0_seg :iram1_0_phdr
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.irom0.text : ALIGN(4)
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{
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_irom0_text_start = ABSOLUTE(.);
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*libmbedtls.a:(.literal .text .literal.* .text.*)
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/* RIOT-OS compiled code goes into IROM by default
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(except for libgcc which is matched above.) */
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*(.literal .text .literal.* .text.* .rodata .rodata.*)
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/* Anything explicitly marked as "irom" or "irom0" should go here */
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*(.irom0.literal .irom.literal .irom.text.literal .irom0.text .irom.text)
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_irom0_text_end = ABSOLUTE(.);
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} >irom0_0_seg :irom0_0_phdr
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.lit4 : ALIGN(4)
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{
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_lit4_start = ABSOLUTE(.);
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*(*.lit4)
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*(.lit4.*)
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*(.gnu.linkonce.lit4.*)
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_lit4_end = ABSOLUTE(.);
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} >iram1_0_seg :iram1_0_phdr
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}
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