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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

LPC2368/GCC_ARM/LPC2368.ld@27:7110ebee3484, 2011-11-29 (annotated)

Committer:
emilmont
Date:
Tue Nov 29 14:59:27 2011 +0000
Revision:
27:7110ebee3484
New Libraries 11.11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 27:7110ebee3484 1 OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
emilmont 27:7110ebee3484 2 OUTPUT_ARCH(arm)
emilmont 27:7110ebee3484 3 ENTRY(vectors)
emilmont 27:7110ebee3484 4
emilmont 27:7110ebee3484 5 GROUP(-lsupc++ -lm -lc -lgcc)
emilmont 27:7110ebee3484 6
emilmont 27:7110ebee3484 7 /* Memory Definitions: */
emilmont 27:7110ebee3484 8 MEMORY
emilmont 27:7110ebee3484 9 {
emilmont 27:7110ebee3484 10 Flash (rx) : ORIGIN = 0x00000000, LENGTH = 512k
emilmont 27:7110ebee3484 11 Ram (rwx) : ORIGIN = 0x40000000, LENGTH = 32k
emilmont 27:7110ebee3484 12 UsbRam (rw) : ORIGIN = 0x7FD00000, LENGTH = 8k
emilmont 27:7110ebee3484 13 EthRam (rw) : ORIGIN = 0x7FE00000, LENGTH = 16k
emilmont 27:7110ebee3484 14 CanRam (rw) : ORIGIN = 0xE0038000, LENGTH = 2k
emilmont 27:7110ebee3484 15 BatRam (rw) : ORIGIN = 0xE0084000, LENGTH = 2k
emilmont 27:7110ebee3484 16 }
emilmont 27:7110ebee3484 17
emilmont 27:7110ebee3484 18 /* Stack sizes: */
emilmont 27:7110ebee3484 19 UND_Stack_Size = 16;
emilmont 27:7110ebee3484 20 SVC_Stack_Size = 512;
emilmont 27:7110ebee3484 21 ABT_Stack_Size = 16;
emilmont 27:7110ebee3484 22 FIQ_Stack_Size = 16;
emilmont 27:7110ebee3484 23 IRQ_Stack_Size = 256;
emilmont 27:7110ebee3484 24 Stack_Size_Total = UND_Stack_Size + SVC_Stack_Size + ABT_Stack_Size + FIQ_Stack_Size + IRQ_Stack_Size;
emilmont 27:7110ebee3484 25
emilmont 27:7110ebee3484 26 /* Stack tops for each mode: */
emilmont 27:7110ebee3484 27 __und_stack_top__ = __stacks_top__;
emilmont 27:7110ebee3484 28 __abt_stack_top__ = __und_stack_top__ - UND_Stack_Size ;
emilmont 27:7110ebee3484 29 __fiq_stack_top__ = __abt_stack_top__ - ABT_Stack_Size ;
emilmont 27:7110ebee3484 30 __irq_stack_top__ = __fiq_stack_top__ - FIQ_Stack_Size ;
emilmont 27:7110ebee3484 31 __svc_stack_top__ = __irq_stack_top__ - IRQ_Stack_Size ;
emilmont 27:7110ebee3484 32
emilmont 27:7110ebee3484 33 /* C-accessible symbols for memory address ranges: */
emilmont 27:7110ebee3484 34 __FLASH_segment_start__ = ORIGIN( Flash );
emilmont 27:7110ebee3484 35 __FLASH_segment_end__ = ORIGIN( Flash ) + LENGTH( Flash );
emilmont 27:7110ebee3484 36 __SRAM_segment_start__ = ORIGIN( Ram );
emilmont 27:7110ebee3484 37 __SRAM_segment_end__ = ORIGIN( Ram ) + LENGTH( Ram );
emilmont 27:7110ebee3484 38
emilmont 27:7110ebee3484 39 /* Stacks (full descending) at top of RAM, grows downward:
emilmont 27:7110ebee3484 40 *
emilmont 27:7110ebee3484 41 * __stack_min__ is used by the malloc implementation to ensure heap never collides
emilmont 27:7110ebee3484 42 * with stack (assuming stack never grows beyond Stack_Size_Total in length) */
emilmont 27:7110ebee3484 43 __stacks_top__ = __SRAM_segment_end__;
emilmont 27:7110ebee3484 44 __stacks_min__ = __SRAM_segment_end__ - Stack_Size_Total;
emilmont 27:7110ebee3484 45
emilmont 27:7110ebee3484 46 SECTIONS
emilmont 27:7110ebee3484 47 {
emilmont 27:7110ebee3484 48 /* first section is .text which is used for code */
emilmont 27:7110ebee3484 49 __text_start__ = . ;
emilmont 27:7110ebee3484 50 .text : {
emilmont 27:7110ebee3484 51 __privileged_code_start__ = . ;
emilmont 27:7110ebee3484 52 KEEP( *( .vectors ) )
emilmont 27:7110ebee3484 53 *( .privileged_code )
emilmont 27:7110ebee3484 54
emilmont 27:7110ebee3484 55 __privileged_code_end__ = .;
emilmont 27:7110ebee3484 56
emilmont 27:7110ebee3484 57 *( .text .text.* .gnu.linkonce.t.* )
emilmont 27:7110ebee3484 58 *( .plt )
emilmont 27:7110ebee3484 59 *( .gnu.warning )
emilmont 27:7110ebee3484 60 *( .glue_7t ) *( .glue_7 ) *( .vfp11_veneer )
emilmont 27:7110ebee3484 61
emilmont 27:7110ebee3484 62 *( .rodata .rodata.* .gnu.linkonce.r.* )
emilmont 27:7110ebee3484 63
emilmont 27:7110ebee3484 64 *(.ARM.extab* .gnu.linkonce.armextab.*)
emilmont 27:7110ebee3484 65 *(.gcc_except_table)
emilmont 27:7110ebee3484 66 *(.eh_frame_hdr)
emilmont 27:7110ebee3484 67 *(.eh_frame)
emilmont 27:7110ebee3484 68
emilmont 27:7110ebee3484 69 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 70 KEEP( *( .init ) )
emilmont 27:7110ebee3484 71 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 72 __preinit_array_start = . ;
emilmont 27:7110ebee3484 73 KEEP( *( .preinit_array ) )
emilmont 27:7110ebee3484 74 __preinit_array_end = . ;
emilmont 27:7110ebee3484 75 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 76 __init_array_start = . ;
emilmont 27:7110ebee3484 77 KEEP( *( SORT( .init_array.* ) ) )
emilmont 27:7110ebee3484 78 KEEP( *( .init_array ) )
emilmont 27:7110ebee3484 79 __init_array_end = . ;
emilmont 27:7110ebee3484 80
emilmont 27:7110ebee3484 81 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 82 KEEP( *crtbegin.o( .ctors ) )
emilmont 27:7110ebee3484 83 KEEP( *( EXCLUDE_FILE( *crtend.o ) .ctors ) )
emilmont 27:7110ebee3484 84 KEEP( *( SORT( .ctors.* ) ) )
emilmont 27:7110ebee3484 85 KEEP( *crtend.o( .ctors ) )
emilmont 27:7110ebee3484 86
emilmont 27:7110ebee3484 87 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 88 KEEP( *( .fini ) )
emilmont 27:7110ebee3484 89 . = ALIGN( 4 ) ;
emilmont 27:7110ebee3484 90 __fini_array_start = . ;
emilmont 27:7110ebee3484 91 KEEP( *( .fini_array ) )
emilmont 27:7110ebee3484 92 KEEP( *( SORT( .fini_array.* ) ) )
emilmont 27:7110ebee3484 93 __fini_array_end = . ;
emilmont 27:7110ebee3484 94
emilmont 27:7110ebee3484 95 KEEP( *crtbegin.o( .dtors ) )
emilmont 27:7110ebee3484 96 KEEP( *( EXCLUDE_FILE( *crtend.o ) .dtors ) )
emilmont 27:7110ebee3484 97 KEEP( *( SORT( .dtors.* ) ) )
emilmont 27:7110ebee3484 98 KEEP( *crtend.o( .dtors ) )
emilmont 27:7110ebee3484 99
emilmont 27:7110ebee3484 100 } >Flash
emilmont 27:7110ebee3484 101
emilmont 27:7110ebee3484 102 __exidx_start = . ;
emilmont 27:7110ebee3484 103 .ARM.exidx : {
emilmont 27:7110ebee3484 104 *( .ARM.exidx* .gnu.linkonce.armexidx.* )
emilmont 27:7110ebee3484 105 } >Flash
emilmont 27:7110ebee3484 106 __exidx_end = . ;
emilmont 27:7110ebee3484 107
emilmont 27:7110ebee3484 108 .text.align : { . = ALIGN( 8 ) ; } >Flash /* Alignment schenanigans */
emilmont 27:7110ebee3484 109 __text_end__ = . ;
emilmont 27:7110ebee3484 110
emilmont 27:7110ebee3484 111 /* .bss section -- used for uninitialized data */
emilmont 27:7110ebee3484 112 /* Located at the start of RAM */
emilmont 27:7110ebee3484 113 .bss (NOLOAD) : {
emilmont 27:7110ebee3484 114 __bss_start__ = . ;
emilmont 27:7110ebee3484 115 *crt0.o( .ram_vectors )
emilmont 27:7110ebee3484 116
emilmont 27:7110ebee3484 117 __user_bss_start__ = . ;
emilmont 27:7110ebee3484 118 *( .user_bss )
emilmont 27:7110ebee3484 119 __user_bss_end__ = . ;
emilmont 27:7110ebee3484 120
emilmont 27:7110ebee3484 121 *( .shbss )
emilmont 27:7110ebee3484 122 *( .bss .bss.* .gnu.linkonce.b.* )
emilmont 27:7110ebee3484 123 *( COMMON )
emilmont 27:7110ebee3484 124 *( .ram.b )
emilmont 27:7110ebee3484 125 . = ALIGN( 8 ) ;
emilmont 27:7110ebee3484 126
emilmont 27:7110ebee3484 127 __bss_end__ = . ;
emilmont 27:7110ebee3484 128 } >Ram AT>Flash
emilmont 27:7110ebee3484 129
emilmont 27:7110ebee3484 130 /* .data section -- used for initialized data */
emilmont 27:7110ebee3484 131 .data : {
emilmont 27:7110ebee3484 132 __data_start__ = . ;
emilmont 27:7110ebee3484 133 KEEP( *( .jcr ) )
emilmont 27:7110ebee3484 134 *( .got.plt ) *( .got )
emilmont 27:7110ebee3484 135 *( .shdata )
emilmont 27:7110ebee3484 136 *( .data .data.* .gnu.linkonce.d.* )
emilmont 27:7110ebee3484 137 *( .ram )
emilmont 27:7110ebee3484 138 . = ALIGN( 8 ) ;
emilmont 27:7110ebee3484 139 __data_end__ = . ;
emilmont 27:7110ebee3484 140 } >Ram AT>Flash
emilmont 27:7110ebee3484 141
emilmont 27:7110ebee3484 142 __data_init_start__ = LOADADDR( .data ) ;
emilmont 27:7110ebee3484 143
emilmont 27:7110ebee3484 144 /* Heap starts here and grows up in memory */
emilmont 27:7110ebee3484 145 . = ALIGN( 8 ) ;
emilmont 27:7110ebee3484 146 __heap_start__ = . ;
emilmont 27:7110ebee3484 147
emilmont 27:7110ebee3484 148 .stab 0 (NOLOAD) : { *(.stab) }
emilmont 27:7110ebee3484 149 .stabstr 0 (NOLOAD) : { *(.stabstr) }
emilmont 27:7110ebee3484 150 /* DWARF debug sections. */
emilmont 27:7110ebee3484 151 /* Symbols in the DWARF debugging sections are relative to the */
emilmont 27:7110ebee3484 152 /* beginning of the section so we begin them at 0. */
emilmont 27:7110ebee3484 153 /* DWARF 1 */
emilmont 27:7110ebee3484 154 .debug 0 : { *(.debug) }
emilmont 27:7110ebee3484 155 .line 0 : { *(.line) }
emilmont 27:7110ebee3484 156 /* GNU DWARF 1 extensions */
emilmont 27:7110ebee3484 157 .debug_srcinfo 0 : { *(.debug_srcinfo) }
emilmont 27:7110ebee3484 158 .debug_sfnames 0 : { *(.debug_sfnames) }
emilmont 27:7110ebee3484 159 /* DWARF 1.1 and DWARF 2 */
emilmont 27:7110ebee3484 160 .debug_aranges 0 : { *(.debug_aranges) }
emilmont 27:7110ebee3484 161 .debug_pubnames 0 : { *(.debug_pubnames) }
emilmont 27:7110ebee3484 162 /* DWARF 2 */
emilmont 27:7110ebee3484 163 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
emilmont 27:7110ebee3484 164 .debug_abbrev 0 : { *(.debug_abbrev) }
emilmont 27:7110ebee3484 165 .debug_line 0 : { *(.debug_line) }
emilmont 27:7110ebee3484 166 .debug_frame 0 : { *(.debug_frame) }
emilmont 27:7110ebee3484 167 .debug_str 0 : { *(.debug_str) }
emilmont 27:7110ebee3484 168 .debug_loc 0 : { *(.debug_loc) }
emilmont 27:7110ebee3484 169 .debug_macinfo 0 : { *(.debug_macinfo) }
emilmont 27:7110ebee3484 170 /* SGI/MIPS DWARF 2 extensions */
emilmont 27:7110ebee3484 171 .debug_weaknames 0 : { *(.debug_weaknames) }
emilmont 27:7110ebee3484 172 .debug_funcnames 0 : { *(.debug_funcnames) }
emilmont 27:7110ebee3484 173 .debug_typenames 0 : { *(.debug_typenames) }
emilmont 27:7110ebee3484 174 .debug_varnames 0 : { *(.debug_varnames) }
emilmont 27:7110ebee3484 175 /* DWARF 3 */
emilmont 27:7110ebee3484 176 .debug_pubtypes 0 : { *(.debug_pubtypes) }
emilmont 27:7110ebee3484 177 .debug_ranges 0 : { *(.debug_ranges) }
emilmont 27:7110ebee3484 178
emilmont 27:7110ebee3484 179 .note.gnu.arm.ident 0 : { KEEP( *( .note.gnu.arm.ident ) ) }
emilmont 27:7110ebee3484 180 .ARM.attributes 0 : {
emilmont 27:7110ebee3484 181 KEEP( *( .ARM.attributes ) )
emilmont 27:7110ebee3484 182 KEEP( *( .gnu.attributes ) )
emilmont 27:7110ebee3484 183 }
emilmont 27:7110ebee3484 184 /DISCARD/ : { *( .note.GNU-stack ) }
emilmont 27:7110ebee3484 185
emilmont 27:7110ebee3484 186 /* C data can be defined as being in special purpose RAMs using
emilmont 27:7110ebee3484 187 * __attribute__ ((section ("ethram"))) for example. */
emilmont 27:7110ebee3484 188 .usbram (NOLOAD):
emilmont 27:7110ebee3484 189 {
emilmont 27:7110ebee3484 190 *( .usbram )
emilmont 27:7110ebee3484 191 *( .usbram.* )
emilmont 27:7110ebee3484 192 } > UsbRam
emilmont 27:7110ebee3484 193 .ethram (NOLOAD):
emilmont 27:7110ebee3484 194 {
emilmont 27:7110ebee3484 195 *( .ethram )
emilmont 27:7110ebee3484 196 *( .ethram.* )
emilmont 27:7110ebee3484 197 } > EthRam
emilmont 27:7110ebee3484 198 .canram (NOLOAD):
emilmont 27:7110ebee3484 199 {
emilmont 27:7110ebee3484 200 *( .canram )
emilmont 27:7110ebee3484 201 *( .canram.* )
emilmont 27:7110ebee3484 202 } > CanRam
emilmont 27:7110ebee3484 203 .batram (NOLOAD):
emilmont 27:7110ebee3484 204 {
emilmont 27:7110ebee3484 205 *( .batram )
emilmont 27:7110ebee3484 206 *( .batram.* )
emilmont 27:7110ebee3484 207 } > BatRam
emilmont 27:7110ebee3484 208 }