Diff: LPC1768/GCC_CS/LPC1768.ld

Revision:

0:a8fa94490a0a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/LPC1768/GCC_CS/LPC1768.ld	Sat Sep 22 10:32:07 2012 +0000
@@ -0,0 +1,212 @@
+/* Linker script for mbed LPC1768
+ *
+ * Version:CodeSourcery Sourcery G++ Lite 2007q3-53
+ * BugURL:https://support.codesourcery.com/GNUToolchain/
+ *
+ *  Copyright 2007 CodeSourcery.
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply. */
+OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
+ENTRY(__cs3_reset_cortex_m)
+SEARCH_DIR(.)
+
+/*
+ram ORIGIN: 8_byte_aligned(49 vect * 4 bytes) =  8_byte_aligned(0xC4) = 0xC8
+ram LENGTH: 32KB - 0xC8 = 0x7F38
+*/
+MEMORY
+{
+  rom (rx)  : ORIGIN = 0x00000000, LENGTH = 512K
+  
+  ram (rwx) : ORIGIN = 0x100000C8, LENGTH = 0x7F38
+  
+  ram1(rwx) : ORIGIN = 0x2007C000, LENGTH = 16K
+  ram2(rwx) : ORIGIN = 0x20080000, LENGTH = 16K
+}
+
+/* These force the linker to search for particular symbols from
+ * the start of the link process and thus ensure the user's
+ * overrides are picked up
+ */
+EXTERN(__cs3_reset_cortex_m)
+EXTERN(__cs3_interrupt_vector_cortex_m)
+EXTERN(__cs3_start_c main __cs3_stack __cs3_stack_size __cs3_heap_end)
+
+PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram);
+PROVIDE(__cs3_stack_size = __cs3_region_start_ram + __cs3_region_size_ram - _end);
+PROVIDE(__cs3_heap_start = _end);
+PROVIDE(__cs3_heap_end = __cs3_region_start_ram + __cs3_region_size_ram);
+
+SECTIONS
+{
+  .text :
+  {
+    CREATE_OBJECT_SYMBOLS
+    __cs3_region_start_rom = .;
+    *(.cs3.region-head.rom)
+    __cs3_interrupt_vector = __cs3_interrupt_vector_cortex_m;
+    *(.cs3.interrupt_vector)
+    /* Make sure we pulled in an interrupt vector.  */
+    ASSERT (. != __cs3_interrupt_vector_cortex_m, "No interrupt vector");
+    *(.rom)
+    *(.rom.b)
+
+    __cs3_reset = __cs3_reset_cortex_m;
+    *(.cs3.reset)
+    /* Make sure we pulled in some reset code.  */
+    ASSERT (. != __cs3_reset, "No reset code");
+
+    *(.text .text.* .gnu.linkonce.t.*)
+    *(.plt)
+    *(.gnu.warning)
+    *(.glue_7t) *(.glue_7) *(.vfp11_veneer)
+
+    *(.rodata .rodata.* .gnu.linkonce.r.*)
+
+    *(.ARM.extab* .gnu.linkonce.armextab.*)
+    *(.gcc_except_table)
+    *(.eh_frame_hdr)
+    *(.eh_frame)
+
+    . = ALIGN(4);
+    KEEP(*(.init))
+
+    . = ALIGN(4);
+    __preinit_array_start = .;
+    KEEP (*(.preinit_array))
+    __preinit_array_end = .;
+
+    . = ALIGN(4);
+    __init_array_start = .;
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array))
+    __init_array_end = .;
+
+    . = ALIGN(0x4);
+    KEEP (*crtbegin.o(.ctors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*crtend.o(.ctors))
+
+    . = ALIGN(4);
+    KEEP(*(.fini))
+
+    . = ALIGN(4);
+    __fini_array_start = .;
+    KEEP (*(.fini_array))
+    KEEP (*(SORT(.fini_array.*)))
+    __fini_array_end = .;
+
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*crtend.o(.dtors))
+
+    . = ALIGN(4);
+    __cs3_regions = .;
+    LONG (0)
+    LONG (__cs3_region_init_ram)
+    LONG (__cs3_region_start_ram)
+    LONG (__cs3_region_init_size_ram)
+    LONG (__cs3_region_zero_size_ram)
+  }
+
+  /* .ARM.exidx is sorted, so has to go in its own output section.  */
+  __exidx_start = .;
+  .ARM.exidx :
+  {
+    *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+  } >rom
+  __exidx_end = .;
+  .text.align :
+  {
+    . = ALIGN(8);
+    _etext = .;
+  } >rom
+  __cs3_region_size_rom = LENGTH(rom);
+  __cs3_region_num = 1;
+  
+  .data :
+  {
+    __cs3_region_start_ram = .;
+    *(.cs3.region-head.ram)
+    KEEP(*(.jcr))
+    *(.got.plt) *(.got)
+    *(.shdata)
+    *(.data .data.* .gnu.linkonce.d.*)
+    *(.ram)
+    . = ALIGN (8);
+    _edata = .;
+  } >ram AT>rom
+  .bss :
+  {
+    *(.shbss)
+    *(.bss .bss.* .gnu.linkonce.b.*)
+    *(COMMON)
+    *(.ram.b)
+    . = ALIGN (8);
+    _end = .;
+    __end = .;
+  } >ram AT>rom
+  /* This used for USB RAM section */
+	.usb_ram (NOLOAD):
+	{
+		*.o (USB_RAM)
+	} > ram2
+  .heap (NOLOAD) :
+  {
+    *(.heap)
+  } >ram
+  .stack (__cs3_stack - __cs3_stack_size) (NOLOAD):
+  {
+    *(.stack)
+    _estack = .;
+    PROVIDE(estack = .);
+  } >ram
+
+  __cs3_region_init_ram = LOADADDR (.data);
+  __cs3_region_init_size_ram = _edata - __cs3_region_start_ram;
+  __cs3_region_zero_size_ram = _end - _edata;
+  __cs3_region_size_ram = LENGTH(ram);
+  __cs3_region_num = 1;
+
+  .stab 0 (NOLOAD) : { *(.stab) }
+  .stabstr 0 (NOLOAD) : { *(.stabstr) }
+  /* DWARF debug sections.
+   * Symbols in the DWARF debugging sections are relative to the beginning
+   * of the section so we begin them at 0.  */
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+
+  .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
+  .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
+  /DISCARD/ : { *(.note.GNU-stack) }
+}