1/* Program Entry, set to mark it as "used" and avoid gc */ 2MEMORY 3{ 4 ROM (rx) : ORIGIN = 0x08000000, LENGTH = 64k /* 64KB flash */ 5 RAM (rw) : ORIGIN = 0x20000000, LENGTH = 20k /* 20K sram */ 6} 7ENTRY(Reset_Handler) 8_system_stack_size = 0x200; 9 10SECTIONS 11{ 12 .text : 13 { 14 . = ALIGN(4); 15 _stext = .; 16 KEEP(*(.isr_vector)) /* Startup code */ 17 18 . = ALIGN(4); 19 *(.text) /* remaining code */ 20 *(.text.*) /* remaining code */ 21 *(.rodata) /* read-only data (constants) */ 22 *(.rodata*) 23 *(.glue_7) 24 *(.glue_7t) 25 *(.gnu.linkonce.t*) 26 27 /* section information for finsh shell */ 28 . = ALIGN(4); 29 __fsymtab_start = .; 30 KEEP(*(FSymTab)) 31 __fsymtab_end = .; 32 33 . = ALIGN(4); 34 __vsymtab_start = .; 35 KEEP(*(VSymTab)) 36 __vsymtab_end = .; 37 38 /* section information for initial. */ 39 . = ALIGN(4); 40 __rt_init_start = .; 41 KEEP(*(SORT(.rti_fn*))) 42 __rt_init_end = .; 43 44 . = ALIGN(4); 45 46 PROVIDE(__ctors_start__ = .); 47 KEEP (*(SORT(.init_array.*))) 48 KEEP (*(.init_array)) 49 PROVIDE(__ctors_end__ = .); 50 51 . = ALIGN(4); 52 53 _etext = .; 54 } > ROM = 0 55 56 /* .ARM.exidx is sorted, so has to go in its own output section. */ 57 __exidx_start = .; 58 .ARM.exidx : 59 { 60 *(.ARM.exidx* .gnu.linkonce.armexidx.*) 61 62 /* This is used by the startup in order to initialize the .data secion */ 63 _sidata = .; 64 } > ROM 65 __exidx_end = .; 66 67 /* .data section which is used for initialized data */ 68 69 .data : AT (_sidata) 70 { 71 . = ALIGN(4); 72 /* This is used by the startup in order to initialize the .data secion */ 73 _sdata = . ; 74 75 *(.data) 76 *(.data.*) 77 *(.gnu.linkonce.d*) 78 79 PROVIDE(__dtors_start__ = .); 80 KEEP(*(SORT(.dtors.*))) 81 KEEP(*(.dtors)) 82 PROVIDE(__dtors_end__ = .); 83 84 . = ALIGN(4); 85 /* This is used by the startup in order to initialize the .data secion */ 86 _edata = . ; 87 } >RAM 88 89 .stack : 90 { 91 . = ALIGN(4); 92 _sstack = .; 93 . = . + _system_stack_size; 94 . = ALIGN(4); 95 _estack = .; 96 } >RAM 97 98 __bss_start = .; 99 .bss : 100 { 101 . = ALIGN(4); 102 /* This is used by the startup in order to initialize the .bss secion */ 103 _sbss = .; 104 105 *(.bss) 106 *(.bss.*) 107 *(COMMON) 108 109 . = ALIGN(4); 110 /* This is used by the startup in order to initialize the .bss secion */ 111 _ebss = . ; 112 113 *(.bss.init) 114 } > RAM 115 __bss_end = .; 116 117 _end = .; 118 119 /* Stabs debugging sections. */ 120 .stab 0 : { *(.stab) } 121 .stabstr 0 : { *(.stabstr) } 122 .stab.excl 0 : { *(.stab.excl) } 123 .stab.exclstr 0 : { *(.stab.exclstr) } 124 .stab.index 0 : { *(.stab.index) } 125 .stab.indexstr 0 : { *(.stab.indexstr) } 126 .comment 0 : { *(.comment) } 127 /* DWARF debug sections. 128 * Symbols in the DWARF debugging sections are relative to the beginning 129 * of the section so we begin them at 0. */ 130 /* DWARF 1 */ 131 .debug 0 : { *(.debug) } 132 .line 0 : { *(.line) } 133 /* GNU DWARF 1 extensions */ 134 .debug_srcinfo 0 : { *(.debug_srcinfo) } 135 .debug_sfnames 0 : { *(.debug_sfnames) } 136 /* DWARF 1.1 and DWARF 2 */ 137 .debug_aranges 0 : { *(.debug_aranges) } 138 .debug_pubnames 0 : { *(.debug_pubnames) } 139 /* DWARF 2 */ 140 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 141 .debug_abbrev 0 : { *(.debug_abbrev) } 142 .debug_line 0 : { *(.debug_line) } 143 .debug_frame 0 : { *(.debug_frame) } 144 .debug_str 0 : { *(.debug_str) } 145 .debug_loc 0 : { *(.debug_loc) } 146 .debug_macinfo 0 : { *(.debug_macinfo) } 147 /* SGI/MIPS DWARF 2 extensions */ 148 .debug_weaknames 0 : { *(.debug_weaknames) } 149 .debug_funcnames 0 : { *(.debug_funcnames) } 150 .debug_typenames 0 : { *(.debug_typenames) } 151 .debug_varnames 0 : { *(.debug_varnames) } 152} 153