mbed/src/vendor/NXP/cmsis/LPC2368/GCC_CS/LPC2368.ld

   1 OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
   2 OUTPUT_ARCH(arm)
   3 ENTRY(vectors)
   4 GROUP(-lsupc++ -lm -lc -lcs3unhosted -lcs3 -lgcc)
   5
   6 /* Memory Definitions: */
   7 MEMORY
   8 {
   9     Flash  (rx)  : ORIGIN = 0x00000000, LENGTH = 512k
  10     Ram    (rwx) : ORIGIN = 0x40000000, LENGTH = 32k
  11     UsbRam (rw)  : ORIGIN = 0x7FD00000, LENGTH = 8k
  12     EthRam (rw)  : ORIGIN = 0x7FE00000, LENGTH = 16k
  13     CanRam (rw)  : ORIGIN = 0xE0038000, LENGTH = 2k
  14     BatRam (rw)  : ORIGIN = 0xE0084000, LENGTH = 2k
  15 }
  16
  17 /* Stack sizes: */
  18 UND_Stack_Size = 16;
  19 SVC_Stack_Size = 512;
  20 ABT_Stack_Size = 16;
  21 FIQ_Stack_Size = 16;
  22 IRQ_Stack_Size = 256;
  23 Stack_Size_Total = UND_Stack_Size + SVC_Stack_Size + ABT_Stack_Size + FIQ_Stack_Size + IRQ_Stack_Size;
  24
  25 /* Stack tops for each mode: */
  26 __und_stack_top__ = __stacks_top__;
  27 __abt_stack_top__ = __und_stack_top__ - UND_Stack_Size ;
  28 __fiq_stack_top__ = __abt_stack_top__ - ABT_Stack_Size ;
  29 __irq_stack_top__ = __fiq_stack_top__ - FIQ_Stack_Size ;
  30 __svc_stack_top__ = __irq_stack_top__ - IRQ_Stack_Size ;
  31
  32 /* C-accessible symbols for memory address ranges: */
  33 __FLASH_segment_start__ = ORIGIN( Flash );
  34 __FLASH_segment_end__   = ORIGIN( Flash ) + LENGTH( Flash );
  35 __SRAM_segment_start__  = ORIGIN( Ram );
  36 __SRAM_segment_end__    = ORIGIN( Ram ) + LENGTH( Ram );
  37
  38 /* Stacks (full descending) at top of RAM, grows downward:
  39  *
  40  * __stack_min__ is used by the malloc implementation to ensure heap never collides
  41  * with stack (assuming stack never grows beyond Stack_Size_Total in length) */
  42 __stacks_top__ = __SRAM_segment_end__;
  43 __stacks_min__ = __SRAM_segment_end__ - Stack_Size_Total;
  44
  45 SECTIONS
  46 {
  47     /* first section is .text which is used for code */
  48     __text_start__ = . ;
  49     .text : {
  50         __privileged_code_start__ = . ;
  51         KEEP( *( .vectors ) )
  52         *( .privileged_code )
  53
  54         __privileged_code_end__ = .;
  55
  56         *( .text .text.* .gnu.linkonce.t.* )
  57         *( .plt )
  58         *( .gnu.warning )
  59         *( .glue_7t ) *( .glue_7 ) *( .vfp11_veneer )
  60
  61         *( .rodata .rodata.* .gnu.linkonce.r.* )
  62
  63         *(.ARM.extab* .gnu.linkonce.armextab.*)
  64         *(.gcc_except_table)
  65         *(.eh_frame_hdr)
  66         *(.eh_frame)
  67
  68         . = ALIGN( 4 ) ;
  69         KEEP( *( .init ) )
  70         . = ALIGN( 4 ) ;
  71         __preinit_array_start = . ;
  72         KEEP( *( .preinit_array ) )
  73         __preinit_array_end = . ;
  74         . = ALIGN( 4 ) ;
  75         __init_array_start = . ;
  76         KEEP( *( SORT( .init_array.* ) ) )
  77         KEEP( *( .init_array ) )
  78         __init_array_end = . ;
  79
  80         . = ALIGN( 4 ) ;
  81         KEEP( *crtbegin.o( .ctors ) )
  82         KEEP( *( EXCLUDE_FILE( *crtend.o ) .ctors ) )
  83         KEEP( *( SORT( .ctors.* ) ) )
  84         KEEP( *crtend.o( .ctors ) )
  85
  86         . = ALIGN( 4 ) ;
  87         KEEP( *( .fini ) )
  88         . = ALIGN( 4 ) ;
  89         __fini_array_start = . ;
  90         KEEP( *( .fini_array ) )
  91         KEEP( *( SORT( .fini_array.* ) ) )
  92         __fini_array_end = . ;
  93
  94         KEEP( *crtbegin.o( .dtors ) )
  95         KEEP( *( EXCLUDE_FILE( *crtend.o ) .dtors ) )
  96         KEEP( *( SORT( .dtors.* ) ) )
  97         KEEP( *crtend.o( .dtors ) )
  98
  99     } >Flash
 100
 101     __exidx_start = . ;
 102     .ARM.exidx : {
 103         *( .ARM.exidx* .gnu.linkonce.armexidx.* )
 104     } >Flash
 105     __exidx_end = . ;
 106
 107     .text.align : { . = ALIGN( 8 ) ; } >Flash /* Alignment schenanigans */
 108     __text_end__ = . ;
 109
 110     /* .bss section -- used for uninitialized data */
 111     /* Located at the start of RAM */
 112     .bss (NOLOAD) : {
 113         __bss_start__ = . ;
 114         *crt0.o( .ram_vectors )
 115
 116         __user_bss_start__ = . ;
 117         *( .user_bss )
 118         __user_bss_end__ = . ;
 119
 120         *( .shbss )
 121         *( .bss .bss.* .gnu.linkonce.b.* )
 122         *( COMMON )
 123         *( .ram.b )
 124         . = ALIGN( 8 ) ;
 125
 126         __bss_end__ = . ;
 127     } >Ram AT>Flash
 128
 129     /* .data section -- used for initialized data */
 130     .data : {
 131         __data_start__ = . ;
 132         KEEP( *( .jcr ) )
 133         *( .got.plt ) *( .got )
 134         *( .shdata )
 135         *( .data .data.* .gnu.linkonce.d.* )
 136         *( .ram )
 137         . = ALIGN( 8 ) ;
 138         __data_end__ = . ;
 139     } >Ram AT>Flash
 140
 141     __data_init_start__ = LOADADDR( .data ) ;
 142
 143     /* Heap starts here and grows up in memory */
 144     . = ALIGN( 8 ) ;
 145     __heap_start__ = . ;
 146
 147     .stab    0 (NOLOAD) : { *(.stab) }
 148     .stabstr 0 (NOLOAD) : { *(.stabstr) }
 149     /* DWARF debug sections. */
 150     /* Symbols in the DWARF debugging sections are relative to the  */
 151     /* beginning of the section so we begin them at 0.              */
 152     /* DWARF 1 */
 153     .debug           0 : { *(.debug) }
 154     .line            0 : { *(.line) }
 155     /* GNU DWARF 1 extensions */
 156     .debug_srcinfo   0 : { *(.debug_srcinfo) }
 157     .debug_sfnames   0 : { *(.debug_sfnames) }
 158     /* DWARF 1.1 and DWARF 2 */
 159     .debug_aranges   0 : { *(.debug_aranges) }
 160     .debug_pubnames  0 : { *(.debug_pubnames) }
 161     /* DWARF 2 */
 162     .debug_info      0 : { *(.debug_info .gnu.linkonce.wi.*) }
 163     .debug_abbrev    0 : { *(.debug_abbrev) }
 164     .debug_line      0 : { *(.debug_line) }
 165     .debug_frame     0 : { *(.debug_frame) }
 166     .debug_str       0 : { *(.debug_str) }
 167     .debug_loc       0 : { *(.debug_loc) }
 168     .debug_macinfo   0 : { *(.debug_macinfo) }
 169     /* SGI/MIPS DWARF 2 extensions */
 170     .debug_weaknames 0 : { *(.debug_weaknames) }
 171     .debug_funcnames 0 : { *(.debug_funcnames) }
 172     .debug_typenames 0 : { *(.debug_typenames) }
 173     .debug_varnames  0 : { *(.debug_varnames) }
 174     /* DWARF 3 */
 175     .debug_pubtypes  0 : { *(.debug_pubtypes) }
 176     .debug_ranges    0 : { *(.debug_ranges) }
 177
 178     .note.gnu.arm.ident 0 : { KEEP( *( .note.gnu.arm.ident ) ) }
 179     .ARM.attributes     0 : {
 180         KEEP( *( .ARM.attributes ) )
 181         KEEP( *( .gnu.attributes ) )
 182     }
 183     /DISCARD/             : { *( .note.GNU-stack ) }
 184
 185     /* C data can be defined as being in special purpose RAMs using
 186      * __attribute__ ((section ("ethram"))) for example. */
 187     .usbram (NOLOAD):
 188     {
 189         *( .usbram )
 190         *( .usbram.* )
 191     } > UsbRam
 192     .ethram (NOLOAD):
 193     {
 194         *( .ethram )
 195         *( .ethram.* )
 196     } > EthRam
 197     .canram (NOLOAD):
 198     {
 199         *( .canram )
 200         *( .canram.* )
 201     } > CanRam
 202     .batram (NOLOAD):
 203     {
 204         *( .batram )
 205         *( .batram.* )
 206     } > BatRam
 207 }