366 lines
10 KiB
Plaintext
366 lines
10 KiB
Plaintext
/*
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* Copyright (c) 2016 Cadence Design Systems, Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Linker command/script file
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*
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* Linker script for the Xtensa platform.
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*/
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#define _LINKER
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#define _ASMLANGUAGE
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#include <autoconf.h>
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#include <linker/sections.h>
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#include <linker/linker-defs.h>
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#include <linker/linker-tool.h>
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#define RAMABLE_REGION sram0_0_seg :sram0_0_phdr
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#define ROMABLE_REGION srom1_seg :srom1_phdr
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MEMORY
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{
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dram0_0_seg : org = 0x60000000, len = 0x20000
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iram0_0_seg : org = 0x60020000, len = 0x2E0
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iram0_1_seg : org = 0x600202E0, len = 0x4
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iram0_2_seg : org = 0x600202E4, len = 0x1C
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iram0_3_seg : org = 0x60020300, len = 0x4
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iram0_4_seg : org = 0x60020304, len = 0x1C
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iram0_5_seg : org = 0x60020320, len = 0x4
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iram0_6_seg : org = 0x60020324, len = 0x1C
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iram0_7_seg : org = 0x60020340, len = 0x1FCC0
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}
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PHDRS
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{
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dram0_0_phdr PT_LOAD;
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dram0_0_bss_phdr PT_LOAD;
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iram0_0_phdr PT_LOAD;
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iram0_1_phdr PT_LOAD;
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iram0_2_phdr PT_LOAD;
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iram0_3_phdr PT_LOAD;
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iram0_4_phdr PT_LOAD;
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iram0_5_phdr PT_LOAD;
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iram0_6_phdr PT_LOAD;
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iram0_7_phdr PT_LOAD;
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}
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/* Default entry point: */
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ENTRY(_ResetVector)
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/* Memory boundary addresses: */
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_memmap_mem_dram0_start = 0x60000000;
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_memmap_mem_dram0_end = 0x60020000;
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_memmap_mem_iram0_start = 0x60020000;
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_memmap_mem_iram0_end = 0x60040000;
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/* Memory segment boundary addresses: */
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_memmap_seg_dram0_0_start = 0x60000000;
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_memmap_seg_dram0_0_max = 0x60020000;
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_memmap_seg_iram0_0_start = 0x60020000;
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_memmap_seg_iram0_0_max = 0x600202e0;
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_memmap_seg_iram0_1_start = 0x600202e0;
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_memmap_seg_iram0_1_max = 0x600202e4;
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_memmap_seg_iram0_2_start = 0x600202e4;
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_memmap_seg_iram0_2_max = 0x60020300;
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_memmap_seg_iram0_3_start = 0x60020300;
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_memmap_seg_iram0_3_max = 0x60020304;
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_memmap_seg_iram0_4_start = 0x60020304;
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_memmap_seg_iram0_4_max = 0x60020320;
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_memmap_seg_iram0_5_start = 0x60020320;
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_memmap_seg_iram0_5_max = 0x60020324;
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_memmap_seg_iram0_6_start = 0x60020324;
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_memmap_seg_iram0_6_max = 0x60020340;
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_memmap_seg_iram0_7_start = 0x60020340;
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_memmap_seg_iram0_7_max = 0x60040000;
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_rom_store_table = 0;
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PROVIDE(_memmap_reset_vector = 0x60020000);
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/* Various memory-map dependent cache attribute settings: */
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_memmap_cacheattr_wb_base = 0x00001000;
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_memmap_cacheattr_wt_base = 0x00001000;
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_memmap_cacheattr_bp_base = 0x00002000;
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_memmap_cacheattr_unused_mask = 0xFFFF0FFF;
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_memmap_cacheattr_wb_trapnull = 0x2222122F;
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_memmap_cacheattr_wba_trapnull = 0x2222122F;
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_memmap_cacheattr_wbna_trapnull = 0x2222122F;
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_memmap_cacheattr_wt_trapnull = 0x2222122F;
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_memmap_cacheattr_bp_trapnull = 0x2222222F;
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_memmap_cacheattr_wb_strict = 0xFFFF1FFF;
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_memmap_cacheattr_wt_strict = 0xFFFF1FFF;
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_memmap_cacheattr_bp_strict = 0xFFFF2FFF;
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_memmap_cacheattr_wb_allvalid = 0x22221222;
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_memmap_cacheattr_wt_allvalid = 0x22221222;
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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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SECTIONS
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{
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.dram0.rodata : ALIGN(4)
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{
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_dram0_rodata_start = ABSOLUTE(.);
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_image_ram_start = ABSOLUTE(.);
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*(.dram0.rodata)
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*(.dram.rodata)
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_dram0_rodata_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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#include <linker/common-rom.ld>
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.rodata : ALIGN(4)
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{
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_rodata_start = ABSOLUTE(.);
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*(.rodata)
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*(.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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KEEP (*(.xt_except_table))
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KEEP (*(.gcc_except_table))
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*(.gnu.linkonce.e.*)
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*(.gnu.version_r)
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KEEP (*(.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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.dram0.literal : ALIGN(4)
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{
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_dram0_literal_start = ABSOLUTE(.);
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*(.dram0.literal)
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*(.dram.literal)
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_dram0_literal_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.ResetVector.literal : ALIGN(4)
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{
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_ResetVector_literal_start = ABSOLUTE(.);
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*(.ResetVector.literal)
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_ResetVector_literal_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.dram0.data : ALIGN(4)
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{
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_dram0_data_start = ABSOLUTE(.);
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*(.dram0.data)
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*(.dram.data)
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_dram0_data_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.sram.data : ALIGN(4)
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{
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_sram_data_start = ABSOLUTE(.);
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*(.sram.data)
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_sram_data_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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.noinit : ALIGN(4)
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{
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*(.noinit)
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*(.noinit.*)
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} >dram0_0_seg :dram0_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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KEEP(*(.isr_irq*))
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/* sections for IRQ0-9 */
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KEEP(*(SORT(.gnu.linkonce.d.isr_irq[0-9])))
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/* sections for IRQ10-99 */
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KEEP(*(SORT(.gnu.linkonce.d.isr_irq[0-9][0-9])))
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/* sections for IRQ100-999 */
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KEEP(*(SORT(.gnu.linkonce.d.isr_irq[0-9][0-9][0-9])))
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*(.gnu.linkonce.d.*)
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KEEP(*(.gnu.linkonce.d.*personality*))
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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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KEEP(*(.jcr))
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_data_end = ABSOLUTE(.);
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} >dram0_0_seg :dram0_0_phdr
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#include <linker/common-ram.ld>
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.bss (NOLOAD) : ALIGN(8)
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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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*(.dram0.bss)
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. = ALIGN (8);
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_bss_end = ABSOLUTE(.);
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_end = ALIGN(0x8);
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_image_ram_end = ABSOLUTE(.);
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PROVIDE(end = ALIGN(0x8));
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_stack_sentry = ALIGN(0x8);
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_memmap_seg_dram0_0_end = ALIGN(0x8);
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} >dram0_0_seg :dram0_0_bss_phdr
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__stack = 0x60020000;
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_heap_sentry = 0x60020000;
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.ResetVector.text : ALIGN(4)
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{
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_image_rom_start = ABSOLUTE(.);
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_ResetVector_text_start = ABSOLUTE(.);
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KEEP (*(.ResetVector.text))
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_ResetVector_text_end = ABSOLUTE(.);
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_memmap_seg_iram0_0_end = ALIGN(0x8);
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} >iram0_0_seg :iram0_0_phdr
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.KernelExceptionVector.literal : ALIGN(4)
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{
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_KernelExceptionVector_literal_start = ABSOLUTE(.);
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*(.KernelExceptionVector.literal)
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_KernelExceptionVector_literal_end = ABSOLUTE(.);
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_memmap_seg_iram0_1_end = ALIGN(0x8);
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} >iram0_1_seg :iram0_1_phdr
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.KernelExceptionVector.text : ALIGN(4)
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{
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_KernelExceptionVector_text_start = ABSOLUTE(.);
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KEEP (*(.KernelExceptionVector.text))
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_KernelExceptionVector_text_end = ABSOLUTE(.);
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_memmap_seg_iram0_2_end = ALIGN(0x8);
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} >iram0_2_seg :iram0_2_phdr
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.UserExceptionVector.literal : ALIGN(4)
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{
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_UserExceptionVector_literal_start = ABSOLUTE(.);
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*(.UserExceptionVector.literal)
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_UserExceptionVector_literal_end = ABSOLUTE(.);
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_memmap_seg_iram0_3_end = ALIGN(0x8);
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} >iram0_3_seg :iram0_3_phdr
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.UserExceptionVector.text : ALIGN(4)
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{
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_UserExceptionVector_text_start = ABSOLUTE(.);
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KEEP (*(.UserExceptionVector.text))
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_UserExceptionVector_text_end = ABSOLUTE(.);
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_memmap_seg_iram0_4_end = ALIGN(0x8);
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} >iram0_4_seg :iram0_4_phdr
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.DoubleExceptionVector.literal : ALIGN(4)
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{
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_DoubleExceptionVector_literal_start = ABSOLUTE(.);
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*(.DoubleExceptionVector.literal)
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_DoubleExceptionVector_literal_end = ABSOLUTE(.);
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_memmap_seg_iram0_5_end = ALIGN(0x8);
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} >iram0_5_seg :iram0_5_phdr
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.DoubleExceptionVector.text : ALIGN(4)
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{
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_DoubleExceptionVector_text_start = ABSOLUTE(.);
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KEEP (*(.DoubleExceptionVector.text))
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_DoubleExceptionVector_text_end = ABSOLUTE(.);
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_memmap_seg_iram0_6_end = ALIGN(0x8);
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} >iram0_6_seg :iram0_6_phdr
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.iram0.text : ALIGN(4)
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{
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_iram0_text_start = ABSOLUTE(.);
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*(.iram0.literal .iram.literal .iram.text.literal .iram0.text .iram.text)
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_iram0_text_end = ABSOLUTE(.);
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_image_rom_end = ABSOLUTE(.);
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} >iram0_7_seg :iram0_7_phdr
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_image_text_start = ALIGN(4);
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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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*(.entry.text)
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*(.init.literal)
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KEEP(*(.init))
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*(.literal .text .literal.* .text.* .stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
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*(.fini.literal)
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KEEP(*(.fini))
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*(.gnu.version)
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_text_end = ABSOLUTE(.);
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_etext = .;
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} >iram0_7_seg :iram0_7_phdr
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_image_text_end = .;
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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.debug_info 0 : { *(.debug_info) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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.xt.insn 0 :
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{
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KEEP (*(.xt.insn))
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KEEP (*(.gnu.linkonce.x.*))
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}
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.xt.prop 0 :
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{
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KEEP (*(.xt.prop))
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KEEP (*(.xt.prop.*))
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KEEP (*(.gnu.linkonce.prop.*))
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}
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.xt.lit 0 :
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{
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KEEP (*(.xt.lit))
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KEEP (*(.xt.lit.*))
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KEEP (*(.gnu.linkonce.p.*))
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}
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.debug.xt.callgraph 0 :
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{
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KEEP (*(.debug.xt.callgraph .debug.xt.callgraph.* .gnu.linkonce.xt.callgraph.*))
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}
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}
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