194 lines
5.3 KiB
Plaintext
194 lines
5.3 KiB
Plaintext
/*
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* Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/******************************************************************************
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* @file gcc_csky.ld
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* @brief csky linker file
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* @version V1.0
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* @date 02. June 2017
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******************************************************************************/
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MEMORY
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{
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I-SRAM : ORIGIN = 0x0 , LENGTH = 0x80000 /* I-SRAM 128KB */
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D-SRAM : ORIGIN = 0x20000000 , LENGTH = 0x80000 /* D-SRAM 512KB */
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O-SRAM : ORIGIN = 0x50000000 , LENGTH = 0x800000 /* off-chip SRAM 8MB */
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FLASH : ORIGIN = 0x18000000 , LENGTH = 0x200000 /* MCP FLASH 2MB */
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SRAM : ORIGIN = 0x20002000 , LENGTH = 0x46000 /* on-chip SRAM 288KB */
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LMAC_BUF : ORIGIN = 0x20051000 , LENGTH = 18*1024 /* on-chip SRAM 18KB */
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}
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__heap_size = 0x11000;
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PROVIDE (__ram_end = 0x20048000);
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PROVIDE (__heap_end = 0x20048000);
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REGION_ALIAS("REGION_TEXT", FLASH);
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REGION_ALIAS("REGION_RODATA", FLASH);
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REGION_ALIAS("REGION_DATA", SRAM);
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REGION_ALIAS("REGION_BSS", SRAM);
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.text : AT(ADDR(.text)) {
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. = ALIGN(0x4) ;
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KEEP(*startup.o(.vectors))
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KEEP(*(SYS_PARAM))
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*(.dsleep_data)
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__stext = . ;
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*(.text)
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*(.text*)
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*(.text.*)
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*(.gnu.warning)
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*(.stub)
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*(.gnu.linkonce.t*)
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*(.glue_7t)
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*(.glue_7)
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*(.jcr)
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KEEP (*(.init))
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KEEP (*(.fini))
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. = ALIGN (4) ;
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PROVIDE(__ctbp = .);
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*(.call_table_data)
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*(.call_table_text)
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. = ALIGN(0x10) ;
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__etext = . ;
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} > REGION_TEXT
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.rodata : {
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. = ALIGN(0x4) ;
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__srodata = .;
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*(.rdata)
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*(.rdata*)
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*(.rdata1)
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*(.rdata.*)
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*(.rodata)
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*(.rodata1)
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*(.rodata*)
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*(.rodata.*)
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*(.rodata.str1.4)
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KEEP (*crtbegin.o(.ctors))
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KEEP (*crtbegin?.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *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 (*crtbegin?.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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. = ALIGN(0x4) ;
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__erodata = .;
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} > REGION_RODATA
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.data : AT(LOADADDR(.rodata) + SIZEOF(.rodata)){
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. = ALIGN(0x4) ;
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__sdata = . ;
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__data_start__ = . ;
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data_start = . ;
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*(.got.plt)
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*(.got)
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*(.gnu.linkonce.r*)
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*(.data)
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*(.data*)
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*(.data1)
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*(.data.*)
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*(.gnu.linkonce.d*)
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*(.data1)
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*(.gcc_except_table)
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*(.gcc_except_table*)
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__start_init_call = .;
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*(.initcall.init)
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__stop_init_call = .;
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__start_cmd = .;
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*(.bootloaddata.cmd)
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. = ALIGN(4) ;
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__stop_cmd = .;
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*(.sdata)
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*(.sdata.*)
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*(.gnu.linkonce.s.*)
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*(__libc_atexit)
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*(__libc_subinit)
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*(__libc_subfreeres)
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*(.note.ABI-tag)
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. = ALIGN(0x4) ;
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__edata = .;
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__data_end__ = .;
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} > REGION_DATA
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__dsleep_ro_start__ = LOADADDR(.rodata) + SIZEOF(.rodata) + SIZEOF(.data);
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.dsleep : AT(__dsleep_ro_start__) {
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__dsleep_code_start__ = .;
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KEEP(*(.dsleep_vector))
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*(.dsleep_txt)
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*(.lmac_dsleep_txt)
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*(.wphy_dsleep_txt)
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*(.rf_digicali_dsleep_txt)
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__dsleep_code_end__ = .;
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} > LMAC_BUF
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.dsleep_buf (NOLOAD) : {
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*(.dsleep_stack)
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*(.lmac_dsleep_data)
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*(.wphy_dsleep_data)
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*(.rf_digicali_dsleep_data)
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} > LMAC_BUF
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/* 当.dsleep的代码是放到sram，则在bss之前需要预留.dsleep加载代码的空间 */
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.fill_dsleep_code (NOLOAD) : {
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. = . + (((__dsleep_ro_start__ & 0x20000000) == 0x20000000) ? SIZEOF(.dsleep) : 0);
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} > REGION_DATA
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.no_init (NOLOAD) : {
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*(.stack);
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*(.no_init);
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} > REGION_BSS
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.bss : {
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. = ALIGN(0x4) ;
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__sbss = ALIGN(0x4) ;
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__bss_start__ = . ;
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*(.dynsbss)
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*(.sbss)
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*(.sbss.*)
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*(.scommon)
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*(.dynbss)
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*(.bss)
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*(.bss.*)
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*(COMMON)
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. = ALIGN(0x4) ;
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__ebss = . ;
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__end = . ;
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end = . ;
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__bss_end__ = .;
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} > REGION_BSS
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._user_heap : {
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. = ALIGN(0x4) ;
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__heap_start = .;
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} > REGION_BSS
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._pdata_w 0x28800000 (NOLOAD): {
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*(.psram.src)
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}
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/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
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}
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/* ROM Functions */
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/* ASSERT(DEFINED(ROM_FUNC_ENABLE), "please disable ROM Functions in ld file") */
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/* ASSERT(ADDR(.text) < 0x20000068, "ROM Functions data area conflict!!!")*/
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/* INPUT(romcode.ld) */
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