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DIOT Monitoring Module
Commits
07b77603
Commit
07b77603
authored
Jul 26, 2019
by
Christos Gentsos
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Master: the master project doesn't need the mock bootloader
parent
ad558e4b
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4 changed files
with
3 additions
and
184 deletions
+3
-184
samd21g18a_flash.ld
atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash.ld
+1
-19
samd21g18a_flash_mockbl.ld
atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash_mockbl.ld
+0
-143
samd21g18a_flash_secondary.ld
...l_start_prj/samd21a/gcc/gcc/samd21g18a_flash_secondary.ld
+0
-8
Makefile
build/Makefile
+2
-14
No files found.
atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash.ld
View file @
07b77603
...
...
@@ -36,7 +36,6 @@ SEARCH_DIR(.)
MEMORY
{
rom (rx) : ORIGIN = 0x00002000, LENGTH = 0x0001e000
rom_mbl (rwx) : ORIGIN = 0x00020000, LENGTH = 0x00002000
rom_mfw (rx) : ORIGIN = 0x00022000, LENGTH = 0x0001e000
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
}
...
...
@@ -96,29 +95,12 @@ SECTIONS
_efixed = .; /* End of text section */
} > 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.*)
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
.text_mbl :
{
. = ALIGN(4);
_smockbl = .;
KEEP (*mod_bl*)
. = ALIGN(4);
_emockbl = .;
} > rom_mbl
_smodfw = LOADADDR(.text_mfw);
_emodfw = LOADADDR(.text_mfw) + SIZEOF(.text_mfw);
.text_mfw 0x2000:
{
. = ALIGN(4);
KEEP (
*
mod_fw*)
KEEP (mod_fw*)
. = ALIGN(4);
} AT > rom_mfw
...
...
atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash_mockbl.ld
deleted
100644 → 0
View file @
ad558e4b
/**
* \file
*
* \brief Linker script for running in internal FLASH on the SAMD21G18A
*
* Copyright (c) 2018 Microchip Technology Inc.
*
* \asf_license_start
*
* \page License
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the Licence at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* \asf_license_stop
*
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
/* Memory Spaces Definitions */
MEMORY
{
rom (rx) : ORIGIN = 0x00020000, LENGTH = 0x00002000
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
}
/* The stack size used by the application. NOTE: you need to adjust according to your application. */
STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0x2000;
/* 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(4);
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 */
} > 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.*)
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
{
. = ALIGN(4);
_srelocate = .;
*(.ramfunc .ramfunc.*);
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > ram
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
*(.bss .bss.*)
*(COMMON)
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > ram
. = ALIGN(4);
_end = . ;
}
atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash_secondary.ld
View file @
07b77603
...
...
@@ -94,14 +94,6 @@ SECTIONS
_efixed = .; /* End of text section */
} > 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.*)
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
_etext = .;
...
...
build/Makefile
View file @
07b77603
...
...
@@ -112,7 +112,7 @@ all: $(SUB_DIRS) $(OUTPUT_FILE_PATH)
# Linker target
$(OUTPUT_FILE_PATH)
:
$(OBJS) ../src/main.o ../src/main_secondary.o
../src/main_mockbl.o
$(OUTPUT_FILE_PATH)
:
$(OBJS) ../src/main.o ../src/main_secondary.o
# to disable floats in printf (which take up *a lot* of space) remove -lc -u _printf_float
...
...
@@ -128,21 +128,9 @@ $(OUTPUT_FILE_PATH): $(OBJS) ../src/main.o ../src/main_secondary.o ../src/main_m
"arm-none-eabi-objdump"
-h
-S
"mod_fw.elf"
>
"mod_fw.lss"
@
echo
Finished building secondary program file
@echo
Building
mock
bootloader
@echo Invoking
:
ARM/GNU Linker
$(QUOTE)
arm-none-eabi-gcc
$(QUOTE)
-o
mod_bl.elf
$(OBJS_AS_ARGS)
"../src/main_mockbl.o"
-Wl
,--start-group
-lm
-Wl
,--end-group
-mthumb
\
-Wl
,-Map
=
"
$(OUTPUT_FILE_NAME)
_mockbl.map"
--specs
=
nano.specs
-Wl
,--gc-sections
-mcpu
=
cortex-m0plus
\
\
-T
"../atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash_mockbl.ld"
\
-L
"../atmel_start_prj/samd21a/gcc/gcc"
"arm-none-eabi-objcopy"
-O
binary
"mod_bl.elf"
"mod_bl.bin"
"arm-none-eabi-objcopy"
-I
binary
-O
elf32-littlearm
-B
armv6s-m mod_bl.bin mod_bl_out.elf
"arm-none-eabi-objdump"
-h
-S
"mod_bl.elf"
>
"mod_bl.lss"
@
echo
Finished building mock bootloader
@echo Building target
:
$@
@
echo
Invoking: ARM/GNU Linker
$(QUOTE)
arm-none-eabi-gcc
$(QUOTE)
-o
$(OUTPUT_FILE_NAME)
.elf
$(OBJS_AS_ARGS)
"../src/main.o"
mod_
bl_out.elf mod_
fw_out.elf
-Wl
,--start-group
-lm
-lc
-u
_printf_float
-Wl
,--end-group
-mthumb
\
$(QUOTE)
arm-none-eabi-gcc
$(QUOTE)
-o
$(OUTPUT_FILE_NAME)
.elf
$(OBJS_AS_ARGS)
"../src/main.o"
mod_fw_out.elf
-Wl
,--start-group
-lm
-lc
-u
_printf_float
-Wl
,--end-group
-mthumb
\
-Wl
,-Map
=
"
$(OUTPUT_FILE_NAME)
.map"
--specs
=
nano.specs
-Wl
,--gc-sections
-mcpu
=
cortex-m0plus
\
\
-T
"../atmel_start_prj/samd21a/gcc/gcc/samd21g18a_flash.ld"
\
...
...
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