1/* Linker script for ARM Simulator 2 * 3 * Version: Sourcery CodeBench Lite 2013.11-24 4 * Support: https://sourcery.mentor.com/GNUToolchain/ 5 * 6 * Copyright (c) 2007-2010 CodeSourcery, Inc. 7 * Copyright (c) 2010-2013 Mentor Graphics, Inc. 8 * 9 * The authors hereby grant permission to use, copy, modify, distribute, 10 * and license this software and its documentation for any purpose, provided 11 * that existing copyright notices are retained in all copies and that this 12 * notice is included verbatim in any distributions. No written agreement, 13 * license, or royalty fee is required for any of the authorized uses. 14 * Modifications to this software may be copyrighted by their authors 15 * and need not follow the licensing terms described here, provided that 16 * the new terms are clearly indicated on the first page of each file where 17 * they apply. 18 */ 19OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") 20ENTRY(__cs3_reset) 21SEARCH_DIR(.) 22GROUP(-lgcc -lc -lcs3 -lcs3unhosted -lcs3arm) 23 24MEMORY 25{ 26 ram (rwx) : ORIGIN = 0x0, LENGTH = 128M 27} 28 29/* These force the linker to search for particular symbols from 30 * the start of the link process and thus ensure the user's 31 * overrides are picked up 32 */ 33EXTERN(__cs3_reset __cs3_reset_generic) 34EXTERN(__cs3_start_asm __cs3_start_asm_sim) 35/* Bring in the interrupt routines & vector */ 36INCLUDE arm-names.inc 37EXTERN(__cs3_interrupt_vector_arm) 38EXTERN(__cs3_start_c main __cs3_stack __cs3_heap_end) 39 40/* Provide fall-back values */ 41PROVIDE(__cs3_heap_start = _end); 42PROVIDE(__cs3_heap_end = __cs3_region_start_ram + __cs3_region_size_ram); 43PROVIDE(__cs3_region_num = (__cs3_regions_end - __cs3_regions) / 20); 44PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram); 45 46SECTIONS 47{ 48 .text : 49 { 50 CREATE_OBJECT_SYMBOLS 51 __cs3_region_start_ram = .; 52 _ftext = .; 53 *(.cs3.region-head.ram) 54 ASSERT (. == __cs3_region_start_ram, ".cs3.region-head.ram not permitted"); 55 __cs3_interrupt_vector = __cs3_interrupt_vector_arm; 56 *(.cs3.interrupt_vector) 57 /* Make sure we pulled in an interrupt vector. */ 58 ASSERT (. != __cs3_interrupt_vector_arm, "No interrupt vector"); 59 60 PROVIDE(__cs3_reset = __cs3_reset_generic); 61 *(.cs3.reset) 62 __cs3_start_asm_sim = DEFINED(__cs3_start_asm) ? __cs3_start_asm : __cs3_start_asm_sim; 63 64 *(.text.cs3.init) 65 *(.text .text.* .gnu.linkonce.t.*) 66 *(.plt) 67 *(.gnu.warning) 68 *(.glue_7t) *(.glue_7) *(.vfp11_veneer) 69 70 *(.ARM.extab* .gnu.linkonce.armextab.*) 71 *(.gcc_except_table) 72 } >ram 73 .eh_frame_hdr : ALIGN (4) 74 { 75 KEEP (*(.eh_frame_hdr)) 76 *(.eh_frame_entry .eh_frame_entry.*) 77 } >ram 78 .eh_frame : ALIGN (4) 79 { 80 KEEP (*(.eh_frame)) *(.eh_frame.*) 81 } >ram 82 /* .ARM.exidx is sorted, so has to go in its own output section. */ 83 PROVIDE_HIDDEN (__exidx_start = .); 84 .ARM.exidx : 85 { 86 *(.ARM.exidx* .gnu.linkonce.armexidx.*) 87 } >ram 88 PROVIDE_HIDDEN (__exidx_end = .); 89 .rodata : ALIGN (4) 90 { 91 *(.rodata .rodata.* .gnu.linkonce.r.*) 92 93 . = ALIGN(4); 94 KEEP(*(.init)) 95 96 . = ALIGN(4); 97 __preinit_array_start = .; 98 KEEP (*(.preinit_array)) 99 __preinit_array_end = .; 100 101 . = ALIGN(4); 102 __init_array_start = .; 103 KEEP (*(SORT(.init_array.*))) 104 KEEP (*(.init_array)) 105 __init_array_end = .; 106 107 . = ALIGN(4); 108 KEEP(*(.fini)) 109 110 . = ALIGN(4); 111 __fini_array_start = .; 112 KEEP (*(.fini_array)) 113 KEEP (*(SORT(.fini_array.*))) 114 __fini_array_end = .; 115 116 . = ALIGN(0x4); 117 KEEP (*crtbegin.o(.ctors)) 118 KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) 119 KEEP (*(SORT(.ctors.*))) 120 KEEP (*crtend.o(.ctors)) 121 122 . = ALIGN(0x4); 123 KEEP (*crtbegin.o(.dtors)) 124 KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) 125 KEEP (*(SORT(.dtors.*))) 126 KEEP (*crtend.o(.dtors)) 127 128 . = ALIGN(4); 129 __cs3_regions = .; 130 LONG (0) 131 LONG (__cs3_region_init_ram) 132 LONG (__cs3_region_start_ram) 133 LONG (__cs3_region_init_size_ram) 134 LONG (__cs3_region_zero_size_ram) 135 __cs3_regions_end = .; 136 . = ALIGN (8); 137 _etext = .; 138 } >ram 139 140 ASSERT (!(__cs3_region_init_ram & 7), "__cs3_region_init_ram not aligned") 141 ASSERT (!(__cs3_region_start_ram & 7), "__cs3_region_start_ram not aligned") 142 ASSERT (!(__cs3_region_init_size_ram & 7), "__cs3_region_init_size_ram not aligned") 143 ASSERT (!(__cs3_region_zero_size_ram & 7), "__cs3_region_zero_size_ram not aligned") 144 .data : ALIGN (8) 145 { 146 KEEP(*(.jcr)) 147 *(.got.plt) *(.got) 148 *(.shdata) 149 *(.data .data.* .gnu.linkonce.d.*) 150 . = ALIGN (8); 151 *(.ram) 152 . = ALIGN (8); 153 _edata = .; 154 } >ram 155 .bss : ALIGN (8) 156 { 157 *(.shbss) 158 *(.bss .bss.* .gnu.linkonce.b.*) 159 *(COMMON) 160 . = ALIGN (8); 161 *(.ram.b .bss.ram) 162 . = ALIGN (8); 163 _end = .; 164 __end = .; 165 } >ram 166 __cs3_region_init_ram = __cs3_region_start_ram; 167 __cs3_region_init_size_ram = _edata - __cs3_region_start_ram; 168 __cs3_region_zero_size_ram = _end - _edata; 169 /* Default to 1M of heap */ 170 __cs3_region_size_ram = ALIGN (1024) - __cs3_region_start_ram + 1M; 171 172 .stab 0 (NOLOAD) : { *(.stab) } 173 .stabstr 0 (NOLOAD) : { *(.stabstr) } 174 /* DWARF debug sections. 175 * Symbols in the DWARF debugging sections are relative to 176 * the beginning of the section so we begin them at 0. 177 */ 178 /* DWARF 1 */ 179 .debug 0 : { *(.debug) } 180 .line 0 : { *(.line) } 181 /* GNU DWARF 1 extensions */ 182 .debug_srcinfo 0 : { *(.debug_srcinfo) } 183 .debug_sfnames 0 : { *(.debug_sfnames) } 184 /* DWARF 1.1 and DWARF 2 */ 185 .debug_aranges 0 : { *(.debug_aranges) } 186 .debug_pubnames 0 : { *(.debug_pubnames) } 187 /* DWARF 2 */ 188 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 189 .debug_abbrev 0 : { *(.debug_abbrev) } 190 .debug_line 0 : { *(.debug_line) } 191 .debug_frame 0 : { *(.debug_frame) } 192 .debug_str 0 : { *(.debug_str) } 193 .debug_loc 0 : { *(.debug_loc) } 194 .debug_macinfo 0 : { *(.debug_macinfo) } 195 /* DWARF 2.1 */ 196 .debug_ranges 0 : { *(.debug_ranges) } 197 /* SGI/MIPS DWARF 2 extensions */ 198 .debug_weaknames 0 : { *(.debug_weaknames) } 199 .debug_funcnames 0 : { *(.debug_funcnames) } 200 .debug_typenames 0 : { *(.debug_typenames) } 201 .debug_varnames 0 : { *(.debug_varnames) } 202 203 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) } 204 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) } 205 /DISCARD/ : { *(.note.GNU-stack) } 206} 207/* checksum: 57406363473ec411e1280e181 */ 208