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[sam] fixing linker files and adding a compiler option

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This commit is contained in:
Thibaut VIARD 2012-04-05 18:23:19 +02:00
parent 5e3faa6d5d
commit e10cabc054
3 changed files with 50 additions and 62 deletions
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4
hardware/arduino/sam/platform.txt
View File

@ -5,12 +5,12 @@
name=Atmel SAM3
compiler.path={runtime.ide.path}/hardware/tools/g++_arm_none_eabi/bin/
compiler.c.cmd=arm-none-eabi-gcc
compiler.c.flags=-c -g -Os -w -mlong-calls -ffunction-sections -nostdlib --param max-inline-insns-single=500 -Dprintf=iprintf
compiler.c.flags=-c -g -Os -w -mlong-calls -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -Dprintf=iprintf
compiler.c.elf.cmd=arm-none-eabi-gcc
compiler.c.elf.flags=-Os -Wl,--gc-sections
compiler.S.flags=-c -g -assembler-with-cpp
compiler.cpp.cmd=arm-none-eabi-g++
compiler.cpp.flags=-c -g -Os -w -mlong-calls -ffunction-sections -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -Dprintf=iprintf
compiler.cpp.flags=-c -g -Os -w -mlong-calls -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -Dprintf=iprintf
compiler.ar.cmd=arm-none-eabi-ar
compiler.ar.flags=rcs
compiler.objcopy.cmd=arm-none-eabi-objcopy

54
hardware/arduino/sam/variants/arduino_due_x/linker_scripts/gcc/flash.ld
View File

@ -1,12 +1,12 @@
/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* SAM Software Package License
* ----------------------------------------------------------------------------
* Copyright (c) 2009, Atmel Corporation
* Copyright (c) 2012, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* modification, are permitted provided that the following condition is met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
@ -27,10 +27,6 @@
* ----------------------------------------------------------------------------
*/
/*------------------------------------------------------------------------------
* Linker script for running in internal FLASH on the SAM3U4
*----------------------------------------------------------------------------*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
@ -38,22 +34,20 @@ SEARCH_DIR(.)
/* Memory Spaces Definitions */
MEMORY
{
flash0 (W!RX) : ORIGIN = 0x00080000, LENGTH = 0x00020000 /* Flash0, 128K */
flash1 (W!RX) : ORIGIN = 0x00100000, LENGTH = 0x00020000 /* Flash1, 128K */
sram0 (W!RX) : ORIGIN = 0x20000000, LENGTH = 0x00008000 /* Sram0, 32K */
sram1 (W!RX) : ORIGIN = 0x20080000, LENGTH = 0x00004000 /* Sram1, 16K */
rom (rx) : ORIGIN = ORIGIN(flash1)-LENGTH(flash0), LENGTH = LENGTH(flash0)+LENGTH(flash1) /* Flash, 256K */
ram (rwx) : ORIGIN = ORIGIN( sram1)-LENGTH( sram0), LENGTH = LENGTH( sram0)+LENGTH( sram1) /* sram, 48K */
rom (rx) : ORIGIN = 0x00080000, LENGTH = 0x00080000 /* Flash, 512K */
sram0 (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00010000 /* sram0, 64K */
sram1 (rwx) : ORIGIN = 0x20080000, LENGTH = 0x00008000 /* sram1, 32K */
ram (rwx) : ORIGIN = 0x20070000, LENGTH = 0x00018000 /* sram, 96K */
}
/* The stack size used by the application. NOTE: you need to adjust */
STACK_SIZE = 0x2000;
STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : 0x2000 ;
/* Section Definitions */
SECTIONS
{
.text :
{
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
@ -99,17 +93,17 @@ SECTIONS
. = ALIGN(4);
_efixed = .; /* End of text section */
} > flash0
} > rom
/* .ARM.exidx is sorted, so has to go in its own output section. */
PROVIDE_HIDDEN (__exidx_start = .);
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > flash0
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
@ -120,11 +114,11 @@ SECTIONS
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > sram0
} > ram
/* .bss section which is used for uninitialized data */
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
@ -133,18 +127,18 @@ SECTIONS
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > sram0
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > sram1
} > ram
. = ALIGN(4);
_end = . ;
. = ALIGN(4);
_end = . ;
}

54
hardware/arduino/sam/variants/arduino_due_x/linker_scripts/gcc/sram.ld
View File

@ -1,12 +1,12 @@
/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* SAM Software Package License
* ----------------------------------------------------------------------------
* Copyright (c) 2009, Atmel Corporation
* Copyright (c) 2012, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* modification, are permitted provided that the following condition is met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
@ -27,10 +27,6 @@
* ----------------------------------------------------------------------------
*/
/*------------------------------------------------------------------------------
* Linker script for running in internal SRAM on the SAM3U4
*----------------------------------------------------------------------------*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
@ -38,22 +34,20 @@ SEARCH_DIR(.)
/* Memory Spaces Definitions */
MEMORY
{
flash0 (W!RX) : ORIGIN = 0x00080000, LENGTH = 0x00020000 /* Flash0, 128K */
flash1 (W!RX) : ORIGIN = 0x00100000, LENGTH = 0x00020000 /* Flash1, 128K */
sram0 (W!RX) : ORIGIN = 0x20000000, LENGTH = 0x00008000 /* Sram0, 32K */
sram1 (W!RX) : ORIGIN = 0x20080000, LENGTH = 0x00004000 /* Sram1, 16K */
rom (rx) : ORIGIN = ORIGIN(flash1)-LENGTH(flash0), LENGTH = LENGTH(flash0)+LENGTH(flash1) /* Flash, 256K */
ram (rwx) : ORIGIN = ORIGIN( sram1)-LENGTH( sram0), LENGTH = LENGTH( sram0)+LENGTH( sram1) /* sram, 48K */
rom (rx) : ORIGIN = 0x00080000, LENGTH = 0x00080000 /* Flash, 512K */
sram0 (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00010000 /* sram0, 64K */
sram1 (rwx) : ORIGIN = 0x20080000, LENGTH = 0x00008000 /* sram1, 32K */
ram (rwx) : ORIGIN = 0x20070000, LENGTH = 0x00018000 /* sram, 96K */
}
/* The stack size used by the application. NOTE: you need to adjust */
STACK_SIZE = 0x800;
STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : 0x2000 ;
/* Section Definitions */
SECTIONS
{
.text :
{
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
@ -99,9 +93,9 @@ SECTIONS
. = ALIGN(4);
_efixed = .; /* End of text section */
} > sram0
} > ram
. = ALIGN(4);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
@ -112,11 +106,11 @@ SECTIONS
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > sram1
} > ram
/* .bss section which is used for uninitialized data */
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
@ -125,26 +119,26 @@ SECTIONS
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > sram1
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > sram1
} > ram
/* .ARM.exidx is sorted, so has to go in its own output section. */
PROVIDE_HIDDEN (__exidx_start = .);
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > sram1
} > ram
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_end = . ;
. = ALIGN(4);
_end = . ;
}