1/* 2 * Copyright (c) 2006-2023, RT-Thread Development Team 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Change Logs: 7 * Date Author Notes 8 * 2010-05-17 swkyer first version 9 * 2010-09-04 bernard move the beginning entry to 0x80200000 10 * 2019-12-04 Jiaxun Yang Adapt new memory layout 11 */ 12 13OUTPUT_ARCH(mips) 14GROUP(-lgcc -lc) 15 16ENTRY(_start) 17SECTIONS 18{ 19 . = 0x80200000; 20 .text : 21 { 22 start = ABSOLUTE(.); 23 *(.selfboot); 24 *(.selfboot_data); 25 . = ALIGN(4); 26 __selfboot_end = .; 27 . = ALIGN(0x1000); 28 __ebase_entry = .; 29 KEEP(*(.exc_vectors)) 30 __ebase_end = .; 31 *(.start); 32 *(.text) 33 *(.text.*) 34 *(.rodata) 35 *(.rodata.*) 36 *(.rodata1) 37 *(.rodata1.*) 38 39 /* section information for finsh shell */ 40 . = ALIGN(4); 41 __fsymtab_start = .; 42 KEEP(*(FSymTab)) 43 __fsymtab_end = .; 44 . = ALIGN(4); 45 __vsymtab_start = .; 46 KEEP(*(VSymTab)) 47 __vsymtab_end = .; 48 . = ALIGN(4); 49 50 . = ALIGN(4); 51 __rt_init_start = .; 52 KEEP(*(SORT(.rti_fn*))) 53 __rt_init_end = .; 54 . = ALIGN(4); 55 } 56 57 .eh_frame_hdr : 58 { 59 *(.eh_frame_hdr) 60 *(.eh_frame_entry) 61 } 62 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 63 64 . = ALIGN(4); 65 .data : 66 { 67 *(.data) 68 *(.data.*) 69 70 *(.data1) 71 *(.data1.*) 72 73 . = ALIGN(8); 74 _gp = ABSOLUTE(.); /* Base of small data */ 75 76 *(.sdata) 77 *(.sdata.*) 78 } 79 _edata = .; 80 81 .stack : 82 { 83 . = ALIGN(8); 84 _system_stack_start = .; 85 . = . + 0x400; /* 1kb system stack */ 86 _system_stack = .; 87 } 88 89 .sbss : 90 { 91 __bss_start = .; 92 *(.sbss) 93 *(.sbss.*) 94 *(.dynsbss) 95 *(.scommon) 96 } 97 98 .bss : 99 { 100 *(.bss) 101 *(.bss.*) 102 *(.dynbss) 103 *(COMMON) 104 __bss_end = .; 105 } 106 _end = .; 107 108 /* Stabs debugging sections. */ 109 .stab 0 : { *(.stab) } 110 .stabstr 0 : { *(.stabstr) } 111 .stab.excl 0 : { *(.stab.excl) } 112 .stab.exclstr 0 : { *(.stab.exclstr) } 113 .stab.index 0 : { *(.stab.index) } 114 .stab.indexstr 0 : { *(.stab.indexstr) } 115 .comment 0 : { *(.comment) } 116 /* DWARF debug sections. 117 * Symbols in the DWARF debugging sections are relative to the beginning 118 * of the section so we begin them at 0. */ 119 /* DWARF 1 */ 120 .debug 0 : { *(.debug) } 121 .line 0 : { *(.line) } 122 /* GNU DWARF 1 extensions */ 123 .debug_srcinfo 0 : { *(.debug_srcinfo) } 124 .debug_sfnames 0 : { *(.debug_sfnames) } 125 /* DWARF 1.1 and DWARF 2 */ 126 .debug_aranges 0 : { *(.debug_aranges) } 127 .debug_pubnames 0 : { *(.debug_pubnames) } 128 /* DWARF 2 */ 129 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 130 .debug_abbrev 0 : { *(.debug_abbrev) } 131 .debug_line 0 : { *(.debug_line) } 132 .debug_frame 0 : { *(.debug_frame) } 133 .debug_str 0 : { *(.debug_str) } 134 .debug_loc 0 : { *(.debug_loc) } 135 .debug_macinfo 0 : { *(.debug_macinfo) } 136 /* SGI/MIPS DWARF 2 extensions */ 137 .debug_weaknames 0 : { *(.debug_weaknames) } 138 .debug_funcnames 0 : { *(.debug_funcnames) } 139 .debug_typenames 0 : { *(.debug_typenames) } 140 .debug_varnames 0 : { *(.debug_varnames) } 141} 142