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[sam] introducing sam3u-ek and arduino due into variants, libsam is broken

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This commit is contained in:
Thibaut VIARD
2011-09-12 01:55:10 +02:00
parent 0c2bba55c8
commit 19b2218df4
39 changed files with 2107 additions and 20 deletions
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24
hardware/sam/variants/arduino_due/build_gcc/Makefile Normal file
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# Makefile for compiling libboard
BOARD =
SUBMAKE_OPTIONS=--no-builtin-rules --no-builtin-variables
#-------------------------------------------------------------------------------
# Rules
#-------------------------------------------------------------------------------
all: arduino_due
.PHONY: arduino_due
arduino_due:
@echo --- Making arduino_due
@$(MAKE) DEBUG=1 $(SUBMAKE_OPTIONS) -f libvariant_arduino_due.mk
# @$(MAKE) $(SUBMAKE_OPTIONS) -f libvariant_arduino_due.mk
.PHONY: clean
clean:
@echo --- Cleaning arduino_due
@$(MAKE) DEBUG=1 $(SUBMAKE_OPTIONS) -f libvariant_arduino_due.mk $@
# @$(MAKE) $(SUBMAKE_OPTIONS) -f libvariant_arduino_due.mk $@

7
hardware/sam/variants/arduino_due/build_gcc/debug.mk Normal file
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# Optimization level
# -O1 Optimize
# -O2 Optimize even more
# -O3 Optimize yet more
# -O0 Reduce compilation time and make debugging produce the expected results
# -Os Optimize for size
OPTIMIZATION = -g -O0 -DDEBUG

64
hardware/sam/variants/arduino_due/build_gcc/gcc.mk Normal file
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# Tool suffix when cross-compiling
#CROSS_COMPILE = ../../../../tools/CodeSourcery_arm/bin/arm-none-eabi-
CROSS_COMPILE = $(ARM_GCC_TOOLCHAIN)/arm-none-eabi-
# Compilation tools
AR = $(CROSS_COMPILE)ar
CC = $(CROSS_COMPILE)gcc
CXX = $(CROSS_COMPILE)g++
AS = $(CROSS_COMPILE)as
#LD = $(CROSS_COMPILE)ld
#SIZE = $(CROSS_COMPILE)size
NM = $(CROSS_COMPILE)nm
#OBJCOPY = $(CROSS_COMPILE)objcopy
RM=cs-rm -Rf
SEP=\\
# ---------------------------------------------------------------------------------------
# C Flags
CFLAGS += -Wall -Wchar-subscripts -Wcomment -Wformat=2 -Wimplicit-int
CFLAGS += -Werror-implicit-function-declaration -Wmain -Wparentheses
CFLAGS += -Wsequence-point -Wreturn-type -Wswitch -Wtrigraphs -Wunused
CFLAGS += -Wuninitialized -Wunknown-pragmas -Wfloat-equal -Wundef
CFLAGS += -Wshadow -Wpointer-arith -Wbad-function-cast -Wwrite-strings
CFLAGS += -Wsign-compare -Waggregate-return -Wstrict-prototypes
CFLAGS += -Wmissing-prototypes -Wmissing-declarations
CFLAGS += -Wformat -Wmissing-format-attribute -Wno-deprecated-declarations
CFLAGS += -Wpacked -Wredundant-decls -Wnested-externs -Winline -Wlong-long
CFLAGS += -Wunreachable-code
CFLAGS += -Wcast-align
#CFLAGS += -Wmissing-noreturn
#CFLAGS += -Wconversion
CFLAGS += --param max-inline-insns-single=500 -mcpu=cortex-m3 -mthumb -mlong-calls -ffunction-sections -nostdlib
CFLAGS += $(OPTIMIZATION) $(INCLUDES) -D$(CHIP) -D$(VARIANT)
# To reduce application size use only integer printf function.
CFLAGS += -Dprintf=iprintf
# ---------------------------------------------------------------------------------------
# CPP Flags
CPPFLAGS += -Wall -Wchar-subscripts -Wcomment -Wformat=2
CPPFLAGS += -Wmain -Wparentheses -Wcast-align -Wunreachable-code
CPPFLAGS += -Wsequence-point -Wreturn-type -Wswitch -Wtrigraphs -Wunused
CPPFLAGS += -Wuninitialized -Wunknown-pragmas -Wfloat-equal -Wundef
CPPFLAGS += -Wshadow -Wpointer-arith -Wwrite-strings
CPPFLAGS += -Wsign-compare -Waggregate-return -Wmissing-declarations
CPPFLAGS += -Wformat -Wmissing-format-attribute -Wno-deprecated-declarations
CPPFLAGS += -Wpacked -Wredundant-decls -Winline -Wlong-long
#CPPFLAGS += -Wmissing-noreturn
#CPPFLAGS += -Wconversion
CPPFLAGS += --param max-inline-insns-single=500 -mcpu=cortex-m3 -mthumb -mlong-calls -ffunction-sections -fno-rtti -fno-exceptions
CPPFLAGS += $(OPTIMIZATION) $(INCLUDES) -D$(CHIP)
# To reduce application size use only integer printf function.
CPPFLAGS += -Dprintf=iprintf
# ---------------------------------------------------------------------------------------
# ASM Flags
ASFLAGS = -mcpu=cortex-m3 -mthumb -Wall -g $(OPTIMIZATION) $(INCLUDES)

156
hardware/sam/variants/arduino_due/build_gcc/libvariant_arduino_due.mk Normal file
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# Makefile for compiling libArduino
.SUFFIXES: .o .a .c .s
CHIP=__SAM3U4E__
VARIANT=arduino_due
LIBNAME=libvariant_$(VARIANT)
TOOLCHAIN=gcc
#-------------------------------------------------------------------------------
# Path
#-------------------------------------------------------------------------------
# Output directories
OUTPUT_BIN = ../../../cores/sam
# Libraries
PROJECT_BASE_PATH = ..
SYSTEM_PATH = ../../../system
CMSIS_PATH = $(SYSTEM_PATH)/CMSIS/Include
ARDUINO_PATH = ../../../cores/sam
VARIANT_BASE_PATH = ../../../variants
VARIANT_PATH = ../../../variants/$(VARIANT)
VARIANT_COMMON_PATH = ../../common
#-------------------------------------------------------------------------------
# Files
#-------------------------------------------------------------------------------
vpath %.h $(PROJECT_BASE_PATH) $(SYSTEM_PATH) $(VARIANT_PATH) $(VARIANT_COMMON_PATH)
#vpath %.c $(PROJECT_BASE_PATH) $(VARIANT_PATH)
vpath %.cpp $(PROJECT_BASE_PATH) $(PROJECT_BASE_PATH) $(VARIANT_COMMON_PATH)
VPATH+=$(PROJECT_BASE_PATH)
INCLUDES =
#INCLUDES += -I$(PROJECT_BASE_PATH)
INCLUDES += -I$(ARDUINO_PATH)
INCLUDES += -I$(SYSTEM_PATH)
INCLUDES += -I$(SYSTEM_PATH)/libsam
INCLUDES += -I$(VARIANT_BASE_PATH)
INCLUDES += -I$(VARIANT_PATH)
INCLUDES += -I$(CMSIS_PATH)
#-------------------------------------------------------------------------------
ifdef DEBUG
include debug.mk
else
include release.mk
endif
#-------------------------------------------------------------------------------
# Tools
#-------------------------------------------------------------------------------
include $(TOOLCHAIN).mk
#-------------------------------------------------------------------------------
ifdef DEBUG
OUTPUT_OBJ=debug
OUTPUT_LIB_POSTFIX=dbg
else
OUTPUT_OBJ=release
OUTPUT_LIB_POSTFIX=rel
endif
OUTPUT_LIB=$(LIBNAME)_$(TOOLCHAIN)_$(OUTPUT_LIB_POSTFIX).a
OUTPUT_PATH=$(OUTPUT_OBJ)_$(VARIANT)
#-------------------------------------------------------------------------------
# C source files and objects
#-------------------------------------------------------------------------------
C_SRC=$(wildcard $(PROJECT_BASE_PATH)/*.c)
C_OBJ_TEMP = $(patsubst %.c, %.o, $(notdir $(C_SRC)))
# during development, remove some files
C_OBJ_FILTER=wiring_analog.o wiring_pulse.o
C_OBJ=$(filter-out $(C_OBJ_FILTER), $(C_OBJ_TEMP))
#-------------------------------------------------------------------------------
# CPP source files and objects
#-------------------------------------------------------------------------------
CPP_SRC=$(wildcard $(PROJECT_BASE_PATH)/*.cpp)
CPP_SRC+=$(wildcard $(VARIANT_COMMON_PATH)/*.cpp)
CPP_OBJ_TEMP = $(patsubst %.cpp, %.o, $(notdir $(CPP_SRC)))
# during development, remove some files
CPP_OBJ_FILTER=Tone.o
CPP_OBJ=$(filter-out $(CPP_OBJ_FILTER), $(CPP_OBJ_TEMP))
#-------------------------------------------------------------------------------
# Assembler source files and objects
#-------------------------------------------------------------------------------
A_SRC=$(wildcard $(PROJECT_BASE_PATH)/*.s)
A_OBJ_TEMP=$(patsubst %.s, %.o, $(notdir $(A_SRC)))
# during development, remove some files
A_OBJ_FILTER=
A_OBJ=$(filter-out $(A_OBJ_FILTER), $(A_OBJ_TEMP))
#-------------------------------------------------------------------------------
# Rules
#-------------------------------------------------------------------------------
all: $(VARIANT)
$(VARIANT): create_output $(OUTPUT_LIB)
.PHONY: create_output
create_output:
@echo --- Preparing $(VARIANT) files in $(OUTPUT_PATH) $(OUTPUT_BIN)
@echo -------------------------
@echo *$(INCLUDES)
@echo -------------------------
@echo *$(C_SRC)
@echo -------------------------
@echo *$(C_OBJ)
@echo -------------------------
@echo *$(addprefix $(OUTPUT_PATH)/, $(C_OBJ))
@echo -------------------------
@echo *$(CPP_SRC)
@echo -------------------------
@echo *$(CPP_OBJ)
@echo -------------------------
@echo *$(addprefix $(OUTPUT_PATH)/, $(CPP_OBJ))
@echo -------------------------
@echo *$(A_SRC)
@echo -------------------------
-@mkdir $(OUTPUT_PATH) 1>NUL 2>&1
$(addprefix $(OUTPUT_PATH)/,$(C_OBJ)): $(OUTPUT_PATH)/%.o: %.c
# @$(CC) -v -c $(CFLAGS) $< -o $@
@$(CC) -c $(CFLAGS) $< -o $@
$(addprefix $(OUTPUT_PATH)/,$(CPP_OBJ)): $(OUTPUT_PATH)/%.o: %.cpp
# @$(CC) -c $(CPPFLAGS) $< -o $@
@$(CC) -xc++ -c $(CPPFLAGS) $< -o $@
$(addprefix $(OUTPUT_PATH)/,$(A_OBJ)): $(OUTPUT_PATH)/%.o: %.s
@$(AS) -c $(ASFLAGS) $< -o $@
$(OUTPUT_LIB): $(addprefix $(OUTPUT_PATH)/, $(C_OBJ)) $(addprefix $(OUTPUT_PATH)/, $(CPP_OBJ)) $(addprefix $(OUTPUT_PATH)/, $(A_OBJ))
@$(AR) -v -r "$(OUTPUT_BIN)/$@" $^
@$(NM) "$(OUTPUT_BIN)/$@" > "$(OUTPUT_BIN)/$@.txt"
.PHONY: clean
clean:
@echo --- Cleaning $(VARIANT) files [$(OUTPUT_PATH)$(SEP)*.o]
-@$(RM) $(OUTPUT_PATH) 1>NUL 2>&1
-@$(RM) $(OUTPUT_BIN)/$(OUTPUT_LIB) 1>NUL 2>&1

8
hardware/sam/variants/arduino_due/build_gcc/release.mk Normal file
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# Optimization level
# -O1 Optimize
# -O2 Optimize even more
# -O3 Optimize yet more
# -O0 Reduce compilation time and make debugging produce the expected results
# -Os Optimize for size
OPTIMIZATION = -Os

31
hardware/sam/variants/arduino_due/debug_scripts/gcc/arduino_due_flash.gdb Normal file
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#*******************************************************
#
# Connect to J-Link and debug application in flash.
#
# define 'reset' command
define reset
# Connect to the J-Link gdb server
target remote localhost:2331
# Reset the chip to get to a known state
monitor reset
# Select flash device
monitor flash device = AT91SAM3U4E
# Enable flash download and flash breakpoints
monitor flash download = 1
# Load the program
load
# Reset peripheral (RSTC_CR)
set *0x400e1200 = 0xA5000004
# Initializing PC and stack pointer
mon reg sp=(0x80000)
set *0x80004 = *0x80004 & 0xFFFFFFFE
mon reg pc=(0x80004)
info reg
# end of 'reset' command
end

23
hardware/sam/variants/arduino_due/debug_scripts/gcc/arduino_due_sram.gdb Normal file
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#*************************************************
#
# Connect to J-Link and debug application in sram on SAM3U
#
# Note:
# First,users should do Step1 and Step2 according to your project,
# then do Step3.
# Step1: Connect to the J-Link gdb server
#target remote localhost:2331
#mon reset
# Step2: Load file(eg. getting-started project)
#load bin/basic-dhrystone-project-at91sam3u-ek-at91sam3u4-sram.elf
#symbol-file bin/basic-dhrystone-project-at91sam3u-ek-at91sam3u4-sram.elf
# Step3: Initializing PC and stack pointer
# Perpheral reset RSTC_CR
set *0x400e1200 = 0xA5000004
# Modify pc value to even before writing pc register
mon reg sp=(0x20000000)
set *0x20000004 = *0x20000004 & 0xFFFFFFFE
mon reg pc=(0x20000004)

44
hardware/sam/variants/arduino_due/debug_scripts/iar/arduino_due_flash.mac Normal file
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// ---------------------------------------------------------
// ATMEL Microcontroller Software Support - ROUSSET -
// ---------------------------------------------------------
// The software is delivered "AS IS" without warranty or
// condition of any kind, either express, implied or
// statutory. This includes without limitation any warranty
// or condition with respect to merchantability or fitness
// for any particular purpose, or against the infringements of
// intellectual property rights of others.
// ---------------------------------------------------------
// File: at91sam3u-ek-flash.mac
// User setup file for CSPY debugger.
// ---------------------------------------------------------
__var __mac_i;
__var __mac_pt;
/*********************************************************************
*
* execUserReset()
*/
execUserReset()
{
__message "------------------------------ execUserReset ---------------------------------";
__message "-------------------------------Set PC Reset ----------------------------------";
__hwReset(0);
// perpheral reset RSTC_CR
__writeMemory32(0xA5000004,0x400e1200,"Memory");
}
/*********************************************************************
*
* execUserPreload()
*/
execUserPreload()
{
__message "------------------------------ execUserPreload ---------------------------------";
__hwReset(0); //* Hardware Reset: CPU is automatically halted after the reset
// perpheral reset RSTC_CR
__writeMemory32(0xA5000004,0x400e1200,"Memory");
}

44
hardware/sam/variants/arduino_due/debug_scripts/iar/arduino_due_sram.mac Normal file
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// ---------------------------------------------------------
// ATMEL Microcontroller Software Support - ROUSSET -
// ---------------------------------------------------------
// The software is delivered "AS IS" without warranty or
// condition of any kind, either express, implied or
// statutory. This includes without limitation any warranty
// or condition with respect to merchantability or fitness
// for any particular purpose, or against the infringements of
// intellectual property rights of others.
// ---------------------------------------------------------
// File: at91sam3u-ek-sram.mac
// User setup file for CSPY debugger.
// ---------------------------------------------------------
__var __mac_i;
__var __mac_pt;
/*********************************************************************
*
* execUserReset()
*/
execUserReset()
{
__message "------------------------------ execUserReset ---------------------------------";
__message "-------------------------------Set PC Reset ----------------------------------";
//__hwReset(50);
// perpheral reset RSTC_CR
__writeMemory32(0xA5000004,0x400e1200,"Memory");
}
/*********************************************************************
*
* execUserPreload()
*/
execUserPreload()
{
__message "------------------------------ execUserPreload ---------------------------------";
__hwReset(0); //* Hardware Reset: CPU is automatically halted after the reset
// perpheral reset RSTC_CR
__writeMemory32(0xA5000004,0x400e1200,"Memory");
}

144
hardware/sam/variants/arduino_due/linker_scripts/gcc/flash.ld Normal file
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/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2009, 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:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ----------------------------------------------------------------------------
*/
/*------------------------------------------------------------------------------
* Linker script for running in internal FLASH on the SAM3U4
*----------------------------------------------------------------------------*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
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 = 0x20000100, LENGTH = 0x00007F00 /* 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, 64K */
}
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
*(.text .text.* .gnu.linkonce.t.*)
*(.glue_7t) *(.glue_7)
*(.rodata .rodata* .gnu.linkonce.r.*)
*(.ARM.extab* .gnu.linkonce.armextab.*)
/* Support C constructors, and C destructors in both user code
and the C library. This also provides support for C++ code. */
. = 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);
_efixed = .; /* End of text section */
} > flash0
/* .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
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
{
. = ALIGN(4);
_srelocate = .;
*(.ramfunc .ramfunc.*);
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > sram0
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
*(.bss .bss.*)
*(COMMON)
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > sram0
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
*(.stack .stack.*)
} > sram1
. = ALIGN(4);
_end = . ;
}

144
hardware/sam/variants/arduino_due/linker_scripts/gcc/sram.ld Normal file
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@ -0,0 +1,144 @@
/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2009, 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:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ----------------------------------------------------------------------------
*/
/*------------------------------------------------------------------------------
* Linker script for running in internal SRAM on the SAM3U4
*----------------------------------------------------------------------------*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
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 = 0x20000100, LENGTH = 0x00007F00 /* 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, 64K */
}
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
*(.text .text.* .gnu.linkonce.t.*)
*(.glue_7t) *(.glue_7)
*(.rodata .rodata* .gnu.linkonce.r.*)
*(.ARM.extab* .gnu.linkonce.armextab.*)
/* Support C constructors, and C destructors in both user code
and the C library. This also provides support for C++ code. */
. = 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);
_efixed = .; /* End of text section */
} > sram0
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
{
. = ALIGN(4);
_srelocate = .;
*(.ramfunc .ramfunc.*);
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > sram1
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
*(.bss .bss.*)
*(COMMON)
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > sram1
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
*(.stack .stack.*)
} > sram1
/* .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
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_end = . ;
}

49
hardware/sam/variants/arduino_due/linker_scripts/iar/flash.icf Normal file
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/*###ICF### Section handled by ICF editor, don't touch! ****/
/*-Editor annotation file-*/
/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\a_v1_0.xml" */
/*-Vector table start*/
define symbol __ICFEDIT_vector_start__ = 0x00080000; /*Add for CMSIS*/
/*-Memory Regions-*/
define symbol __ICFEDIT_region_RAM0_start__ = 0x20000000;
define symbol __ICFEDIT_region_RAM0_end__ = 0x20007FFF;
define symbol __ICFEDIT_region_RAM1_start__ = 0x20080000;
define symbol __ICFEDIT_region_RAM1_end__ = 0x20083FFF;
define symbol __ICFEDIT_region_ROM0_start__ = 0x00080000;
define symbol __ICFEDIT_region_ROM0_end__ = 0x0009FFFF;
define symbol __ICFEDIT_region_ROM1_start__ = 0x00100000;
define symbol __ICFEDIT_region_ROM1_end__ = 0x0011FFFF;
/*-Sizes-*/
/*define symbol __ICFEDIT_size_cstack__ = 0x1000;*//*for nandflash*/
define symbol __ICFEDIT_size_cstack__ = 0x2000;
define symbol __ICFEDIT_size_heap__ = 0x200;
/*-Specials-*/
/*define symbol __ICFEDIT_region_RAM_VECT_start__ = __ICFEDIT_region_RAM0_start__;*/ /*Referenced for CMSIS*/
/*define symbol __ICFEDIT_size_vectors__ = 0x100;*/ /*Referenced for CMSIS*/
/*-Exports-*/
/*export symbol __ICFEDIT_region_RAM_VECT_start__;*/
export symbol __ICFEDIT_vector_start__; /*Add for CMSIS*/
/**** End of ICF editor section. ###ICF###*/
define memory mem with size = 4G;
/*define region RAM_VECT_region = mem:[from __ICFEDIT_region_RAM_VECT_start__ size __ICFEDIT_size_vectors__];*/ /*Referenced for CMSIS*/
/*define region RAM0_region = mem:[from __ICFEDIT_region_RAM0_start__+__ICFEDIT_size_vectors__ to __ICFEDIT_region_RAM0_end__];*/ /*Referenced for CMSIS*/
define region RAM0_region = mem:[from __ICFEDIT_region_RAM0_start__ to __ICFEDIT_region_RAM0_end__];
define region RAM1_region = mem:[from __ICFEDIT_region_RAM1_start__ to __ICFEDIT_region_RAM1_end__];
/*define region RAM_region = mem:[from __ICFEDIT_region_RAM0_start__+__ICFEDIT_size_vectors__ to __ICFEDIT_region_RAM0_end__] |
mem:[from __ICFEDIT_region_RAM1_start__ to __ICFEDIT_region_RAM1_end__];*/ /*Referenced for CMSIS*/
define region ROM0_region = mem:[from __ICFEDIT_region_ROM0_start__ to __ICFEDIT_region_ROM0_end__];
define region ROM1_region = mem:[from __ICFEDIT_region_ROM1_start__ to __ICFEDIT_region_ROM1_end__];
/*define block RamVect with alignment = 8, size = __ICFEDIT_size_vectors__ { };*/
define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
initialize by copy { readwrite };
do not initialize { section .noinit };
/*place at start of ROM0_region { readonly section .vectors };*/ /*Referenced for CMSIS*/
place at address mem:__ICFEDIT_vector_start__ { readonly section .intvec }; /*Add for CMSIS*/
place in ROM0_region { readonly };
place in RAM0_region { readwrite, block HEAP };
place in RAM1_region { block CSTACK }; /* for nandflash*/
/*place in RAM_VECT_region { block RamVect };*/ /*Referenced for CMSIS*/

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hardware/sam/variants/arduino_due/linker_scripts/iar/sram.icf Normal file
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/*###ICF### Section handled by ICF editor, don't touch! ****/
/*-Editor annotation file-*/
/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\a_v1_0.xml" */
/*-Vector table start*/
define symbol __ICFEDIT_vector_start__ = 0x20000000;
/*-Memory Regions-*/
define symbol __ICFEDIT_region_RAM0_start__ = 0x20000000;
define symbol __ICFEDIT_region_RAM0_end__ = 0x20007FFF;
define symbol __ICFEDIT_region_RAM1_start__ = 0x20080000;
define symbol __ICFEDIT_region_RAM1_end__ = 0x20083FFF;
/*-Sizes-*/
define symbol __ICFEDIT_size_cstack__ = 0x900;
define symbol __ICFEDIT_size_heap__ = 0x200;
/*-Exports-*/
export symbol __ICFEDIT_vector_start__;
/**** End of ICF editor section. ###ICF###*/
define memory mem with size = 4G;
define region RAM0_region = mem:[from __ICFEDIT_region_RAM0_start__ to __ICFEDIT_region_RAM0_end__];
define region RAM1_region = mem:[from __ICFEDIT_region_RAM1_start__ to __ICFEDIT_region_RAM1_end__];
/*define region RAM_region = mem:[from __ICFEDIT_region_RAM0_start__+__ICFEDIT_size_vectors__ to __ICFEDIT_region_RAM0_end__] |
mem:[from __ICFEDIT_region_RAM1_start__ to __ICFEDIT_region_RAM1_end__];*/
/* define block RamVect with alignment = 8, size = __ICFEDIT_size_vectors__ { }; */
define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
initialize by copy { readwrite };
do not initialize { section .noinit };
place at address mem:__ICFEDIT_vector_start__ { readonly section .intvec };
place in RAM0_region { readonly };
place in RAM1_region { readwrite, block CSTACK, block HEAP };

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hardware/sam/variants/arduino_due/pins_arduino.h
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