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TAIXIN/project/utilities/gcc_csky.ld.i

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/*
* Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/******************************************************************************
* @file gcc_csky.ld
* @brief csky linker file
* @version V1.0
* @date 2025.4.12
* SRAM0-0: 0x20000000 ~ 0x20003FFF 16KB
* SRAM0-1: 0x20004000 ~ 0x2001FFFF 112KB
* SRAM1: 0x20020000 ~ 0x2003FFFF 128KB
* SRAM2-0: 0x20040000 ~ 0x20057FFF 96KB
* SRAM2-1: 0x20058000 ~ 0x2005FFFF 32KB (DCAHCE)
* SRAM2-2: 0x20060000 ~ 0x20067FFF 32KB (CPU1 I/D CACHE)
* SRAM2-3: 0x20068000 ~ 0x2006BF00 16KB (256byteCoreSetting)
* SRAM3: 0x20080000 ~ 0x2009FFFF 128KB (H264)
******************************************************************************/
MEMORY
{
ISRAM : ORIGIN = 0x04001000 , LENGTH = 0x2a000
SRAM : ORIGIN = COREBSS_END , LENGTH = 0x40000 /*CoreCode BSS */
SRAM2 : ORIGIN = 0x20068000 , LENGTH = 0x3A00 /*256byteCoreSetting*/
FLASH : ORIGIN = 0x10000000 , LENGTH = 0x200000
PSRAM : ORIGIN = 0x28000000 , LENGTH = 0x800000
SRAM0 : ORIGIN = 0x20001100 , LENGTH = 0x2F00 /*SRAM0 16 - 4KB for sleep*/
ALUSER-SRAM : ORIGIN = 0x2006BA00 , LENGTH = 0x400 /* loader ALUSER-SRAM 1KB */
FW_INFO : ORIGIN = 0x2006BE00 , LENGTH = 0x100
}
__heap_size = 0x40000;
PROVIDE (__ram_end = 0x20058000);
PROVIDE (__heap_end = 0x20058000);
PROVIDE (__sleep_data_start = 0x20000200);
PROVIDE (__sleep_data_stop = 0x20001000);
PROVIDE (__psram_heap_end = 0x29000000);
PROVIDE (_data0_lma_start = 0);
PROVIDE (__data0_start__ = 0);
PROVIDE (__data0_end__ = 0);
REGION_ALIAS("REGION_TEXT", FLASH);
REGION_ALIAS("REGION_RODATA", FLASH);
REGION_ALIAS("REGION_DATA", SRAM);
REGION_ALIAS("REGION_BSS", SRAM);
REGION_ALIAS("REGION_INIT", SRAM);
REGION_ALIAS("REGION_PSRAM_HEAP", PSRAM);
REGION_ALIAS("REGION_NOLOAD_PSRAM", PSRAM);
REGION_ALIAS("REGION_DATA2", SRAM2);
REGION_ALIAS("REGION_OTA_VMA", SRAM);
REGION_ALIAS("REGION_TEXT2", SRAM2);
REGION_ALIAS("REGION_DSLEEP", SRAM0);
REGION_ALIAS("REGION_ALUSER", ALUSER-SRAM);
ENTRY(Reset_Handler)
SECTIONS
{
.text : AT(ADDR(.text)) {
. = ALIGN(0x4) ;
__code_start = .;
KEEP(*startup.o(.vectors))
. = ALIGN(0x10) ;
KEEP(*(SYS_PARAM)) /*Size 4K */
. = ALIGN(0x1000);
. = . + CORECODE_SIZE; /*CodeCode Size*/
. = ALIGN(0x4);
__stext = . ;
*(.text)
*(.text*)
*(.text.*)
*(INIT.TXT)
*(INIT.TXT.*)
*(.gnu.warning)
*(.stub)
*(.gnu.linkonce.t*)
*(.glue_7t)
*(.glue_7)
*(.jcr)
KEEP (*(.init*))
KEEP (*(.fini))
. = ALIGN (4) ;
PROVIDE(__ctbp = .);
*(.call_table_data)
*(.call_table_text)
. = ALIGN(4) ;
__etext = . ;
} > REGION_TEXT
.rodata : {
. = ALIGN(0x4) ;
__srodata = .;
*(.rdata)
*(.rdata*)
*(.rdata1)
*(.rdata.*)
*(.rodata)
*(.rodata1)
*(.rodata*)
*(.rodata.*)
*(.rodata.str1.4)
*(INIT.RO)
*(INIT.RO.*)
. = ALIGN(0x4) ;
__modver_start = .;
KEEP(*(.modver))
__modver_end = .;
. = ALIGN(0x4) ;
__CTOR_LIST__ = . ;
LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
KEEP(*(SORT(.ctors)))
LONG(0)
__CTOR_END__ = . ;
__DTOR_LIST__ = . ;
LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
KEEP(*(SORT(.dtors)))
LONG(0)
__DTOR_END__ = . ;
. = ALIGN(0x4) ;
} > REGION_RODATA
.dsleep : {
__data0_start__ = . ;
__dsleep_start = .;
*(.dsleep.*)
. = ALIGN(0x4) ;
__dsleep_end = .;
__data0_end__ = . ;
} > REGION_DSLEEP AT>REGION_RODATA
_data0_lma_start = LOADADDR(.dsleep);
_data0_lma_end = LOADADDR(.dsleep) + SIZEOF(.dsleep);
.data : {
. = ALIGN(4) ;
__sdata = . ;
__data_start__ = . ;
data_start = . ;
*(INIT.DAT)
*(INIT.DAT.*)
*(.got.plt)
*(.got)
*(.gnu.linkonce.r*)
*(.bobj)
*(.data)
*(.data*)
*(.data1)
*(.data.*)
*(.gnu.linkonce.d*)
*(.data1)
*(.gcc_except_table)
*(.gcc_except_table*)
__start_init_call = .;
*(.initcall.init)
__stop_init_call = .;
__start_cmd = .;
*(.bootloaddata.cmd)
. = ALIGN(4) ;
__stop_cmd = .;
*(.sdata)
*(.sdata.*)
*(.gnu.linkonce.s.*)
*(__libc_atexit)
*(__libc_subinit)
*(__libc_subfreeres)
*(.note.ABI-tag)
*(.ram.text)
. = ALIGN(0x4) ;
__edata = .;
__data_end__ = .;
} > REGION_DATA AT>REGION_RODATA
_data_lma_start = LOADADDR(.data);
_data_lma_end = LOADADDR(.data) + SIZEOF(.data);
.fw_info : {
__fw_info_start = .;
. += 160;
__fw_info_end = .;
} > FW_INFO
.no_init (NOLOAD) : {
*(.irq_stack);
*(.trap_stack);
*(.no_init);
} > REGION_BSS
.ota : {
. = ALIGN(0x4) ;
_ota_vma_start = . ;
KEEP (*(.otacode))
_ota_vma_end = . ;
} > REGION_OTA_VMA AT > REGION_RODATA
_ota_lma_start = LOADADDR(.ota);
_ota_lma_end = LOADADDR(.ota) + SIZEOF(.ota);
.iis : AT(LOADADDR(.ota) + SIZEOF(.ota)) {
. = ALIGN(0x4) ;
iis_start = .;
KEEP (*(.iiscode))
} > REGION_OTA_VMA
_iis_start = LOADADDR(.iis);
_iis_end = LOADADDR(.iis) + SIZEOF(.iis);
__code_end = LOADADDR(.iis) + SIZEOF(.iis);
._al_user_sram (NOLOAD): {
. = ALIGN(0x4) ;
__al_user_sram_start = .;
*(.al_user_data)
__al_user_sram_current = .;
} > REGION_ALUSER AT > REGION_BSS
.bss : {
. = ALIGN(0x4) ;
__sbss = ALIGN(0x4) ;
__bss_start__ = . ;
*(.dynsbss)
*(.sbss.ota)
*(.sbss)
*(.sbss.*)
*(.scommon)
*(.dynbss)
*(.bss)
*(.bss.*)
*(COMMON)
. = ALIGN(0x4) ;
__ebss = . ;
__end = . ;
end = . ;
__bss_end__ = .;
} > REGION_BSS
._user_heap : {
. = ALIGN(0x4) ;
__heap_start = .;
} > REGION_BSS
._psram_data (NOLOAD): {
*(.psram.src)
*(.psram.data)
} > REGION_NOLOAD_PSRAM
.psram_heap : {
. = ALIGN(4) ;
__psram_heap_start = .;
} > REGION_PSRAM_HEAP
.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } > REGION_BSS
.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } > REGION_BSS
.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
.eh_frame_hdr : { *(.eh_frame_hdr) }
.preinit_array :{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
}
.init_array :{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
}
.fini_array :{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(.fini_array))
KEEP (*(SORT(.fini_array.*)))
PROVIDE_HIDDEN (__fini_array_end = .);
}
.junk 0 : { *(.rel*) *(.rela*) }
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.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 .gnu.linkonce.wi.*) }
.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_pubtypes 0 : { *(.debug_pubtypes) }
.debug_ranges 0 : { *(.debug_ranges) }
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
}
/* ROM Functions */
/* ASSERT(DEFINED(ROM_FUNC_ENABLE), "please disable ROM Functions in ld file") */
/* ASSERT(ADDR(.text) < 0x20000068, "ROM Functions data area conflict!!!")*/
/* INPUT(romcode.ld) */
memset = 0x00000568;
memcpy = 0x00000608;
memcmp = 0x00000688;