[paparazzi-commits] [4934] linker script for stm32 high density

[antoine drouin]

Revision: 4934
          http://svn.sv.gnu.org/viewvc/?view=rev&root=paparazzi&revision=4934
Author:   poine
Date:     2010-06-14 16:32:59 +0000 (Mon, 14 Jun 2010)
Log Message:
-----------
linker script for stm32 high density

Added Paths:
-----------
    paparazzi3/trunk/sw/airborne/stm32/stm32f103re_flash.ld

Copied: paparazzi3/trunk/sw/airborne/stm32/stm32f103re_flash.ld (from rev 4910, 
paparazzi3/trunk/sw/airborne/stm32/stm32f10x_flash_hd.ld)
===================================================================
--- paparazzi3/trunk/sw/airborne/stm32/stm32f103re_flash.ld                     
        (rev 0)
+++ paparazzi3/trunk/sw/airborne/stm32/stm32f103re_flash.ld     2010-06-14 
16:32:59 UTC (rev 4934)
@@ -0,0 +1,198 @@
+/*
+ * $Id$
+ *  
+ * Copyright (C) 2010 Antoine Drouin <address@hidden>
+ *
+ * This file is part of Paparazzi.
+ *
+ * Paparazzi is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * Paparazzi is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Paparazzi; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA. 
+ */
+
+/* Memory Spaces Definitions */
+MEMORY
+{                        
+  RAM     (xrw): ORIGIN = 0x20000000, LENGTH = 64K
+  FLASH   (rx) : ORIGIN = 0x8000000,  LENGTH = 512K
+  FLASHB1 (rx) : ORIGIN = 0x00000000, LENGTH = 0
+}
+
+/* User mode stack top */
+_estack = 0x20010000;
+
+/* Stack size and address definitions */
+__Stack_Size = 0x1000 ;
+
+PROVIDE ( _Stack_Size = __Stack_Size ) ;
+
+__Stack_Init = _estack  - __Stack_Size ;
+
+PROVIDE ( _Stack_Init = __Stack_Init ) ;
+
+/* Enforce a linker error if there is not enough space left in ram for the 
stack */
+_Minimum_Stack_Size = 0x800 ;
+
+/* Check valid alignment for VTOR */
+ASSERT(ORIGIN(FLASH) == ALIGN(ORIGIN(FLASH), 0x80), "Start of memory region 
flash not aligned for startup vector table");
+
+/* Sections Definitions */
+
+SECTIONS
+{
+    /* for Cortex devices, the beginning of the startup code is stored in the 
.isr_vector section, which goes to FLASH */
+    .isr_vector :
+    {
+        . = ALIGN(4);
+        KEEP(*(.isr_vector)) /* Startup code */
+       . = ALIGN(4);
+    } >FLASH
+
+    /* for some STRx devices, the beginning of the startup code is stored in 
the .flashtext section, which goes to FLASH */
+    .flashtext :
+    {
+       . = ALIGN(4);
+        *(.flashtext)        /* Startup code */
+       . = ALIGN(4);
+    } >FLASH
+
+
+    /* the program code is stored in the .text section, which goes to Flash */
+    .text :
+    {
+        . = ALIGN(4);
+
+        *(.text)             /* remaining code */
+        *(.text.*)           /* remaining code */
+        *(.rodata)           /* read-only data (constants) */
+        *(.rodata*)
+        *(.glue_7)
+        *(.glue_7t)
+
+        . = ALIGN(4);
+       _etext = .;
+       /* This is used by the startup in order to initialize the .data secion 
*/
+       _sidata = _etext;
+    } >FLASH
+
+
+
+    /* This is the initialized data section
+    The program executes knowing that the data is in the RAM
+    but the loader puts the initial values in the FLASH (inidata).
+    It is one task of the startup to copy the initial values from FLASH to 
RAM. */
+    .data  : AT ( _sidata )
+    {
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .data secion 
*/
+        _sdata = . ;
+
+        *(.data)
+        *(.data.*)
+
+        . = ALIGN(4);
+       /* This is used by the startup in order to initialize the .data secion 
*/
+       _edata = . ;
+    } >RAM
+
+
+
+    /* This is the uninitialized data section */
+    .bss :
+    {
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .bss secion 
*/
+        _sbss = .;
+
+        *(.dynbss)
+        *(.bss .bss.* .gnu.linkonce.b.*)
+         /*        *(.bss) */
+        *(COMMON)
+
+        . = ALIGN(4);
+       /* This is used by the startup in order to initialize the .bss secion */
+       _ebss = . ;
+    } >RAM
+
+    PROVIDE ( end = _ebss );
+    PROVIDE ( _end = _ebss );
+
+    /* This is the user stack section
+    This is just to check that there is enough RAM left for the User mode stack
+    It should generate an error if it's full.
+     */
+    ._usrstack :
+    {
+        . = ALIGN(4);
+        _susrstack = . ;
+        . = . + _Minimum_Stack_Size ;
+        . = ALIGN(4);
+        _eusrstack = . ;
+    } >RAM
+
+   .b1text :
+    {
+        *(.b1text)                   /* remaining code */
+        *(.b1rodata)                 /* read-only data (constants) */
+        *(.b1rodata*)
+    } >FLASHB1
+
+    __exidx_start = .;
+    .ARM.exidx   : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
+   __exidx_end = .;
+
+    /* after that it's only debugging information. */
+
+    /* remove the debugging information from the standard libraries */
+    /DISCARD/ :
+    {
+     libc.a ( * )
+     libm.a ( * )
+     libgcc.a ( * )
+     }
+
+    /* Stabs debugging sections.  */
+    .stab          0 : { *(.stab) }
+    .stabstr       0 : { *(.stabstr) }
+    .stab.excl     0 : { *(.stab.excl) }
+    .stab.exclstr  0 : { *(.stab.exclstr) }
+    .stab.index    0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+    .comment       0 : { *(.comment) }
+    /* 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) }
+}