blob: a84451ed6b8d8c628f45a13bda0d94ebf12e6a7d [file] [log] [blame]
/*
* Copyright (c) 2016 Cadence Design Systems, Inc.
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file
* @brief Linker command/script file
*
* Linker script for the Xtensa platform.
*/
#define _LINKER
#define _ASMLANGUAGE
#include <autoconf.h>
#include <linker/sections.h>
#include <linker/linker-defs.h>
#include <linker/linker-tool.h>
#define RAMABLE_REGION sram0_seg :sram0_phdr
#define ROMABLE_REGION srom1_seg :srom1_phdr
MEMORY
{
dram0_0_seg : org = 0x3FFE0000, len = 0x20000
iram0_0_seg : org = 0x40000000, len = 0x178
iram0_2_seg : org = 0x40000180, len = 0x38
iram0_4_seg : org = 0x400001C0, len = 0x38
iram0_6_seg : org = 0x40000200, len = 0x38
iram0_8_seg : org = 0x40000280, len = 0x40
iram0_9_seg : org = 0x400002C0, len = 0x1FD40
srom0_seg : org = 0x50000000, len = 0x300
srom1_seg : org = 0x50000300, len = 0xFFFD00
sram0_seg : org = 0x60000000, len = 0x4000000
#ifdef CONFIG_GEN_ISR_TABLES
IDT_LIST : org = 0x3ffde000, len = 0x2000
#endif
}
PHDRS
{
dram0_0_phdr PT_LOAD;
dram0_0_bss_phdr PT_LOAD;
iram0_0_phdr PT_LOAD;
iram0_1_phdr PT_LOAD;
iram0_2_phdr PT_LOAD;
iram0_3_phdr PT_LOAD;
iram0_4_phdr PT_LOAD;
iram0_5_phdr PT_LOAD;
iram0_6_phdr PT_LOAD;
iram0_7_phdr PT_LOAD;
iram0_8_phdr PT_LOAD;
iram0_9_phdr PT_LOAD;
srom0_phdr PT_LOAD;
srom1_phdr PT_LOAD;
sram0_phdr PT_LOAD;
sram0_bss_phdr PT_LOAD;
}
/* Default entry point: */
ENTRY(CONFIG_KERNEL_ENTRY)
/* Memory boundary addresses: */
_memmap_mem_dram0_start = 0x3ffe0000;
_memmap_mem_dram0_end = 0x40000000;
_memmap_mem_iram0_start = 0x40000000;
_memmap_mem_iram0_end = 0x40020000;
_memmap_mem_srom_start = 0x50000000;
_memmap_mem_srom_end = 0x51000000;
_memmap_mem_sram_start = 0x60000000;
_memmap_mem_sram_end = 0x64000000;
/* Memory segment boundary addresses: */
_memmap_seg_dram0_0_start = 0x3ffe0000;
_memmap_seg_dram0_0_max = 0x40000000;
_memmap_seg_iram0_0_start = 0x40000000;
_memmap_seg_iram0_0_max = 0x40000178;
_memmap_seg_iram0_2_start = 0x40000180;
_memmap_seg_iram0_2_max = 0x400001b8;
_memmap_seg_iram0_4_start = 0x400001c0;
_memmap_seg_iram0_4_max = 0x400001f8;
_memmap_seg_iram0_6_start = 0x40000200;
_memmap_seg_iram0_6_max = 0x40000238;
_memmap_seg_iram0_8_start = 0x40000280;
_memmap_seg_iram0_8_max = 0x400002c0;
_memmap_seg_iram0_9_start = 0x400002c0;
_memmap_seg_iram0_9_max = 0x40020000;
_memmap_seg_srom0_start = 0x50000000;
_memmap_seg_srom0_max = 0x50000300;
_memmap_seg_srom1_start = 0x50000300;
_memmap_seg_srom1_max = 0x51000000;
_memmap_seg_sram0_start = 0x60000000;
_memmap_seg_sram0_max = 0x64000000;
_rom_store_table = 0;
PROVIDE(_memmap_vecbase_reset = 0x40000000);
PROVIDE(_memmap_reset_vector = 0x50000000);
/* Various memory-map dependent cache attribute settings: */
_memmap_cacheattr_wb_base = 0x00001120;
_memmap_cacheattr_wt_base = 0x00001120;
_memmap_cacheattr_bp_base = 0x00002220;
_memmap_cacheattr_unused_mask = 0xFFFF000F;
_memmap_cacheattr_wb_trapnull = 0x2222112F;
_memmap_cacheattr_wba_trapnull = 0x2222112F;
_memmap_cacheattr_wbna_trapnull = 0x2222112F;
_memmap_cacheattr_wt_trapnull = 0x2222112F;
_memmap_cacheattr_bp_trapnull = 0x2222222F;
_memmap_cacheattr_wb_strict = 0xFFFF112F;
_memmap_cacheattr_wt_strict = 0xFFFF112F;
_memmap_cacheattr_bp_strict = 0xFFFF222F;
_memmap_cacheattr_wb_allvalid = 0x22221122;
_memmap_cacheattr_wt_allvalid = 0x22221122;
_memmap_cacheattr_bp_allvalid = 0x22222222;
PROVIDE(_memmap_cacheattr_reset = _memmap_cacheattr_wb_trapnull);
SECTIONS
{
#include <linker/rel-sections.ld>
.dram0.rodata : ALIGN(4)
{
_dram0_rodata_start = ABSOLUTE(.);
*(.dram0.rodata)
*(.dram.rodata)
_dram0_rodata_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.DebugExceptionVector.literal : ALIGN(4)
{
_DebugExceptionVector_literal_start = ABSOLUTE(.);
*(.DebugExceptionVector.literal)
_DebugExceptionVector_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.KernelExceptionVector.literal : ALIGN(4)
{
_KernelExceptionVector_literal_start = ABSOLUTE(.);
*(.KernelExceptionVector.literal)
_KernelExceptionVector_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.UserExceptionVector.literal : ALIGN(4)
{
_UserExceptionVector_literal_start = ABSOLUTE(.);
*(.UserExceptionVector.literal)
_UserExceptionVector_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.DoubleExceptionVector.literal : ALIGN(4)
{
_DoubleExceptionVector_literal_start = ABSOLUTE(.);
*(.DoubleExceptionVector.literal)
_DoubleExceptionVector_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.iram0.literal : ALIGN(4)
{
_iram0_literal_start = ABSOLUTE(.);
*(.iram0.literal)
*(.iram.literal)
*(.iram.text.literal)
_iram0_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.dram0.literal : ALIGN(4)
{
_dram0_literal_start = ABSOLUTE(.);
*(.dram0.literal)
*(.dram.literal)
_dram0_literal_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.dram0.data : ALIGN(4)
{
_dram0_data_start = ABSOLUTE(.);
*(.dram0.data)
*(.dram.data)
_dram0_data_end = ABSOLUTE(.);
} >dram0_0_seg :dram0_0_phdr
.dram0.bss (NOLOAD) : ALIGN(8)
{
. = ALIGN (8);
_dram0_bss_start = ABSOLUTE(.);
*(.dram0.bss)
. = ALIGN (8);
_dram0_bss_end = ABSOLUTE(.);
_memmap_seg_dram0_0_end = ALIGN(0x8);
} >dram0_0_seg :dram0_0_bss_phdr
.WindowVectors.text : ALIGN(4)
{
_WindowVectors_text_start = ABSOLUTE(.);
KEEP (*(.WindowVectors.text))
_WindowVectors_text_end = ABSOLUTE(.);
_memmap_seg_iram0_0_end = ALIGN(0x8);
} >iram0_0_seg :iram0_0_phdr
.DebugExceptionVector.text : ALIGN(4)
{
_DebugExceptionVector_text_start = ABSOLUTE(.);
KEEP (*(.DebugExceptionVector.text))
_DebugExceptionVector_text_end = ABSOLUTE(.);
_memmap_seg_iram0_2_end = ALIGN(0x8);
} >iram0_2_seg :iram0_2_phdr
.KernelExceptionVector.text : ALIGN(4)
{
_KernelExceptionVector_text_start = ABSOLUTE(.);
KEEP (*(.KernelExceptionVector.text))
_KernelExceptionVector_text_end = ABSOLUTE(.);
_memmap_seg_iram0_4_end = ALIGN(0x8);
} >iram0_4_seg :iram0_4_phdr
.UserExceptionVector.text : ALIGN(4)
{
_UserExceptionVector_text_start = ABSOLUTE(.);
KEEP (*(.UserExceptionVector.text))
_UserExceptionVector_text_end = ABSOLUTE(.);
_memmap_seg_iram0_6_end = ALIGN(0x8);
} >iram0_6_seg :iram0_6_phdr
.DoubleExceptionVector.text : ALIGN(4)
{
_DoubleExceptionVector_text_start = ABSOLUTE(.);
KEEP (*(.DoubleExceptionVector.text))
_DoubleExceptionVector_text_end = ABSOLUTE(.);
_memmap_seg_iram0_8_end = ALIGN(0x8);
} >iram0_8_seg :iram0_8_phdr
.iram0.text : ALIGN(4)
{
_iram0_text_start = ABSOLUTE(.);
*(.iram0.text)
*(.iram.text)
_iram0_text_end = ABSOLUTE(.);
_memmap_seg_iram0_9_end = ALIGN(0x8);
} >iram0_9_seg :iram0_9_phdr
.ResetVector.text : ALIGN(4)
{
_image_rom_start = ABSOLUTE(.);
_ResetVector_text_start = ABSOLUTE(.);
KEEP (*(.ResetVector.text))
_ResetVector_text_end = ABSOLUTE(.);
_memmap_seg_srom0_end = ALIGN(0x8);
} >srom0_seg :srom0_phdr
.srom.rodata : ALIGN(4)
{
_srom_rodata_start = ABSOLUTE(.);
*(.srom.rodata)
_srom_rodata_end = ABSOLUTE(.);
} >srom1_seg :srom1_phdr
.srom.text : ALIGN(4)
{
_srom_text_start = ABSOLUTE(.);
*(.srom.literal .srom.text)
_srom_text_end = ABSOLUTE(.);
_memmap_seg_srom1_end = ALIGN(0x8);
_image_rom_end = ABSOLUTE(.);
} >srom1_seg :srom1_phdr
.sram.rodata : ALIGN(4)
{
_image_ram_start = ABSOLUTE(.);
_sram_rodata_start = ABSOLUTE(.);
*(.sram.rodata)
_sram_rodata_end = ABSOLUTE(.);
} >sram0_seg :sram0_phdr
#include <linker/common-rom.ld>
.rodata : ALIGN(4)
{
_rodata_start = ABSOLUTE(.);
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r.*)
*(.rodata1)
__XT_EXCEPTION_TABLE__ = ABSOLUTE(.);
KEEP (*(.xt_except_table))
KEEP (*(.gcc_except_table))
*(.gnu.linkonce.e.*)
*(.gnu.version_r)
KEEP (*(.eh_frame))
/* C++ constructor and destructor tables, properly ordered: */
KEEP (*crtbegin.o(.ctors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
/* C++ exception handlers table: */
__XT_EXCEPTION_DESCS__ = ABSOLUTE(.);
*(.xt_except_desc)
*(.gnu.linkonce.h.*)
__XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.);
*(.xt_except_desc_end)
*(.dynamic)
*(.gnu.version_d)
. = ALIGN(4); /* this table MUST be 4-byte aligned */
_bss_table_start = ABSOLUTE(.);
LONG(_dram0_bss_start)
LONG(_dram0_bss_end)
LONG(_bss_start)
LONG(_bss_end)
_bss_table_end = ABSOLUTE(.);
_rodata_end = ABSOLUTE(.);
} >sram0_seg :sram0_phdr
.sram.text : ALIGN(4)
{
_sram_text_start = ABSOLUTE(.);
*(.sram.literal .sram.text)
_sram_text_end = ABSOLUTE(.);
} >sram0_seg :sram0_phdr
_image_text_start = ALIGN(4);
.text : ALIGN(4)
{
_stext = .;
_text_start = ABSOLUTE(.);
*(.entry.text)
*(.init.literal)
KEEP(*(.init))
*(.literal .text .literal.* .text.* .stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
*(.fini.literal)
KEEP(*(.fini))
*(.gnu.version)
_text_end = ABSOLUTE(.);
_etext = .;
} >sram0_seg :sram0_phdr
_image_text_end = .;
.sram.data : ALIGN(4)
{
_sram_data_start = ABSOLUTE(.);
*(.sram.data)
_sram_data_end = ABSOLUTE(.);
} >sram0_seg :sram0_phdr
.noinit : ALIGN(4)
{
*(.noinit)
*(.noinit.*)
} >sram0_seg :sram0_phdr
.data : ALIGN(4)
{
_data_start = ABSOLUTE(.);
*(.data)
*(.data.*)
*(.gnu.linkonce.d.*)
KEEP(*(.gnu.linkonce.d.*personality*))
*(.data1)
*(.sdata)
*(.sdata.*)
*(.gnu.linkonce.s.*)
*(.sdata2)
*(.sdata2.*)
*(.gnu.linkonce.s2.*)
KEEP(*(.jcr))
_data_end = ABSOLUTE(.);
} >sram0_seg :sram0_phdr
#include <linker/common-ram.ld>
.bss (NOLOAD) : ALIGN(8)
{
. = ALIGN (8);
_bss_start = ABSOLUTE(.);
*(.dynsbss)
*(.sbss)
*(.sbss.*)
*(.gnu.linkonce.sb.*)
*(.scommon)
*(.sbss2)
*(.sbss2.*)
*(.gnu.linkonce.sb2.*)
*(.dynbss)
*(.bss)
*(.bss.*)
*(.gnu.linkonce.b.*)
*(COMMON)
*(.sram.bss)
. = ALIGN (8);
_bss_end = ABSOLUTE(.);
_image_ram_end = ABSOLUTE(.);
_end = ALIGN(0x8);
PROVIDE(end = ALIGN(0x8));
_stack_sentry = ALIGN(0x8);
_memmap_seg_sram0_end = ALIGN(0x8);
} >sram0_seg :sram0_bss_phdr
PROVIDE(__stack = 0x64000000);
_heap_sentry = 0x64000000;
.comment 0 : { *(.comment) }
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
.debug_info 0 : { *(.debug_info) }
.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) }
.debug_weaknames 0 : { *(.debug_weaknames) }
.debug_funcnames 0 : { *(.debug_funcnames) }
.debug_typenames 0 : { *(.debug_typenames) }
.debug_varnames 0 : { *(.debug_varnames) }
.debug_ranges 0 : { *(.debug_ranges) }
.xtensa.info 0 : { *(.xtensa.info) }
.xt.insn 0 :
{
KEEP (*(.xt.insn))
KEEP (*(.gnu.linkonce.x.*))
}
.xt.prop 0 :
{
KEEP (*(.xt.prop))
KEEP (*(.xt.prop.*))
KEEP (*(.gnu.linkonce.prop.*))
}
.xt.lit 0 :
{
KEEP (*(.xt.lit))
KEEP (*(.xt.lit.*))
KEEP (*(.gnu.linkonce.p.*))
}
.debug.xt.callgraph 0 :
{
KEEP (*(.debug.xt.callgraph .debug.xt.callgraph.* .gnu.linkonce.xt.callgraph.*))
}
#ifdef CONFIG_GEN_ISR_TABLES
#include <linker/intlist.ld>
#endif
}