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cmagliefacchinm
cmaglie
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facchinm
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Added bootloader and boards definition for MKRFox1200 board
1 parent f7c8e94 commit 95c9ec6

13 files changed

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‎boards.txt

+29
Original file line numberDiff line numberDiff line change
@@ -162,6 +162,35 @@ mkrzero.build.pid=0x804f
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mkrzero.bootloader.tool=openocd
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mkrzero.bootloader.file=mkrzero/samd21_sam_ba_arduino_mkrzero.bin
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# Arduino MKRFox1200
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# ---------------
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mkrfox1200.name=Arduino MKRFox1200
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mkrfox1200.vid.0=0x2341
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mkrfox1200.pid.0=0x8050
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mkrfox1200.vid.1=0x2341
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mkrfox1200.pid.1=0x0050
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mkrfox1200.upload.tool=bossac
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mkrfox1200.upload.protocol=sam-ba
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mkrfox1200.upload.maximum_size=262144
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mkrfox1200.upload.use_1200bps_touch=true
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mkrfox1200.upload.wait_for_upload_port=true
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mkrfox1200.upload.native_usb=true
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mkrfox1200.build.mcu=cortex-m0plus
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mkrfox1200.build.f_cpu=48000000L
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mkrfox1200.build.usb_product="Arduino MKRFox1200"
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mkrfox1200.build.usb_manufacturer="Arduino LLC"
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mkrfox1200.build.board=SAMD_MKRFox1200
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mkrfox1200.build.core=arduino
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mkrfox1200.build.extra_flags=-D__SAMD21G18A__ {build.usb_flags}
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mkrfox1200.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
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mkrfox1200.build.openocdscript=openocd_scripts/arduino_zero.cfg
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mkrfox1200.build.variant=mkrfox1200
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mkrfox1200.build.vid=0x2341
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mkrfox1200.build.pid=0x8050
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mkrfox1200.bootloader.tool=openocd
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mkrfox1200.bootloader.file=mkrfox1200/samd21_sam_ba_arduino_mkrfox1200.bin
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# Adafruit Circuit Playground M0
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# ------------------------------
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adafruit_circuitplayground_m0.name=Adafruit Circuit Playground Express

‎bootloaders/mkrfox1200/samd21_sam_ba_arduino_mkrfox1200.bin

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‎bootloaders/mkrfox1200/samd21_sam_ba_arduino_mkrfox1200.hex

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‎bootloaders/zero/board_definitions.h

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@@ -27,6 +27,8 @@
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#include "board_definitions_genuino_mkr1000.h"
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#elif defined(BOARD_ID_arduino_mkrzero)
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#include "board_definitions_arduino_mkrzero.h"
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#elif defined(BOARD_ID_arduino_mkrfox1200)
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#include "board_definitions_arduino_mkrfox1200.h"
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#else
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#error You must define a BOARD_ID and add the corresponding definitions in board_definitions.h
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#endif

‎bootloaders/zero/board_definitions_arduino_mkrfox1200.h

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@@ -0,0 +1,81 @@
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/*
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Copyright (c) 2016 Arduino LLC. All right reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
8+
9+
This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _BOARD_DEFINITIONS_H_
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#define _BOARD_DEFINITIONS_H_
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/*
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* USB device definitions
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*/
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#define STRING_PRODUCT "Arduino MKRFox1200"
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#define USB_VID_HIGH 0x23
27+
#define USB_VID_LOW 0x41
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#define USB_PID_HIGH 0x00
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#define USB_PID_LOW 0x50
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/*
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* If BOOT_DOUBLE_TAP_ADDRESS is defined the bootloader is started by
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* quickly tapping two times on the reset button.
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* BOOT_DOUBLE_TAP_ADDRESS must point to a free SRAM cell that must not
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* be touched from the loaded application.
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*/
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#define BOOT_DOUBLE_TAP_ADDRESS (0x20007FFCul)
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#define BOOT_DOUBLE_TAP_DATA (*((volatile uint32_t *) BOOT_DOUBLE_TAP_ADDRESS))
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/*
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* If BOOT_LOAD_PIN is defined the bootloader is started if the selected
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* pin is tied LOW.
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*/
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//#define BOOT_LOAD_PIN PIN_PA21
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//#define BOOT_LOAD_PIN PIN_PA15
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#define BOOT_USART_MODULE SERCOM5
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#define BOOT_USART_BUS_CLOCK_INDEX PM_APBCMASK_SERCOM5
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#define BOOT_USART_PER_CLOCK_INDEX GCLK_CLKCTRL_ID_SERCOM5_CORE_Val
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#define BOOT_USART_PAD_SETTINGS UART_RX_PAD3_TX_PAD2
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#define BOOT_USART_PAD3 PINMUX_PB23D_SERCOM5_PAD3
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#define BOOT_USART_PAD2 PINMUX_PB22D_SERCOM5_PAD2
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#define BOOT_USART_PAD1 PINMUX_UNUSED
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#define BOOT_USART_PAD0 PINMUX_UNUSED
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/* Master clock frequency */
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#define CPU_FREQUENCY (48000000ul)
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#define VARIANT_MCK CPU_FREQUENCY
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/* Frequency of the board main oscillator */
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#define VARIANT_MAINOSC (32768ul)
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/* Calibration values for DFLL48 pll */
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#define NVM_SW_CALIB_DFLL48M_COARSE_VAL (58)
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#define NVM_SW_CALIB_DFLL48M_FINE_VAL (64)
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/*
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* LEDs definitions
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*/
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// PA20 (digital pin 6)
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#define BOARD_LED_PORT (0)
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#define BOARD_LED_PIN (20)
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// No RX/TX led
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//#define BOARD_LEDRX_PORT
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//#define BOARD_LEDRX_PIN
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//#define BOARD_LEDTX_PORT
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//#define BOARD_LEDTX_PIN
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#endif // _BOARD_DEFINITIONS_H_

‎bootloaders/zero/build_all_bootloaders.sh

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@@ -13,5 +13,8 @@ mv -v samd21_sam_ba_genuino_mkr1000.* ../mkr1000/
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BOARD_ID=arduino_mkrzero NAME=samd21_sam_ba_arduino_mkrzero make clean all
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mv -v samd21_sam_ba_arduino_mkrzero.* ../mkrzero/
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BOARD_ID=arduino_mkrfox1200 NAME=samd21_sam_ba_arduino_mkrfox1200 make clean all
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mv -v samd21_sam_ba_arduino_mkrfox1200.* ../mkrfox1200/
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1619
echo Done building bootloaders!
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‎variants/mkrfox1200/debug_scripts/variant.gdb

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#
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# Arduino Zero OpenOCD script.
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#
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# Copyright (c) 2014-2015 Arduino LLC. All right reserved.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
13+
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
18+
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# Define 'reset' command
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define reset
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info reg
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break main
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# End of 'reset' command
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end
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target remote | openocd -c "interface cmsis-dap" -c "set CHIPNAME at91samd21g18" -f target/at91samdXX.cfg -c "gdb_port pipe; log_output openocd.log"

‎variants/mkrfox1200/linker_scripts/gcc/flash_with_bootloader.ld

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/*
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Copyright (c) 2014-2015 Arduino LLC. All right reserved.
3+
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This library is free software; you can redistribute it and/or
5+
modify it under the terms of the GNU Lesser General Public
6+
License as published by the Free Software Foundation; either
7+
version 2.1 of the License, or (at your option) any later version.
8+
9+
This library is distributed in the hope that it will be useful,
10+
but WITHOUT ANY WARRANTY; without even the implied warranty of
11+
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12+
See the GNU Lesser General Public License for more details.
13+
14+
You should have received a copy of the GNU Lesser General Public
15+
License along with this library; if not, write to the Free Software
16+
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17+
*/
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/* Linker script to configure memory regions.
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* Need modifying for a specific board.
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* FLASH.ORIGIN: starting address of flash
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* FLASH.LENGTH: length of flash
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* RAM.ORIGIN: starting address of RAM bank 0
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* RAM.LENGTH: length of RAM bank 0
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*/
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x00000000+0x2000, LENGTH = 0x00040000-0x2000 /* First 8KB used by bootloader */
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RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
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}
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/* Linker script to place sections and symbol values. Should be used together
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* with other linker script that defines memory regions FLASH and RAM.
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* It references following symbols, which must be defined in code:
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* Reset_Handler : Entry of reset handler
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*
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* It defines following symbols, which code can use without definition:
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* __exidx_start
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* __exidx_end
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* __copy_table_start__
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* __copy_table_end__
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* __zero_table_start__
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* __zero_table_end__
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* __etext
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* __data_start__
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* __preinit_array_start
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* __preinit_array_end
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* __init_array_start
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* __init_array_end
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* __fini_array_start
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* __fini_array_end
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* __data_end__
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* __bss_start__
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* __bss_end__
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* __end__
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* end
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* __HeapLimit
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* __StackLimit
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* __StackTop
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* __stack
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*/
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.text :
67+
{
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__text_start__ = .;
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KEEP(*(.isr_vector))
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*(.text*)
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KEEP(*(.init))
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KEEP(*(.fini))
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/* .ctors */
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*crtbegin.o(.ctors)
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*crtbegin?.o(.ctors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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*(SORT(.ctors.*))
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*(.ctors)
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/* .dtors */
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*crtbegin.o(.dtors)
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*crtbegin?.o(.dtors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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*(SORT(.dtors.*))
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*(.dtors)
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*(.rodata*)
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KEEP(*(.eh_frame*))
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} > FLASH
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.ARM.extab :
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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} > FLASH
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__exidx_start = .;
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > FLASH
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__exidx_end = .;
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/* To copy multiple ROM to RAM sections,
108+
* uncomment .copy.table section and,
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* define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
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/*
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.copy.table :
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{
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. = ALIGN(4);
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__copy_table_start__ = .;
115+
LONG (__etext)
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LONG (__data_start__)
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LONG (__data_end__ - __data_start__)
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LONG (__etext2)
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LONG (__data2_start__)
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LONG (__data2_end__ - __data2_start__)
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__copy_table_end__ = .;
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} > FLASH
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*/
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/* To clear multiple BSS sections,
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* uncomment .zero.table section and,
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* define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
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/*
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.zero.table :
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{
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. = ALIGN(4);
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__zero_table_start__ = .;
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LONG (__bss_start__)
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LONG (__bss_end__ - __bss_start__)
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LONG (__bss2_start__)
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LONG (__bss2_end__ - __bss2_start__)
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__zero_table_end__ = .;
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} > FLASH
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*/
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__etext = .;
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.data : AT (__etext)
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{
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__data_start__ = .;
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*(vtable)
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*(.data*)
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. = ALIGN(4);
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/* preinit data */
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP(*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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. = ALIGN(4);
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/* init data */
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP(*(SORT(.init_array.*)))
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KEEP(*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
161+
162+
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. = ALIGN(4);
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/* finit data */
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP(*(SORT(.fini_array.*)))
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KEEP(*(.fini_array))
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PROVIDE_HIDDEN (__fini_array_end = .);
169+
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KEEP(*(.jcr*))
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. = ALIGN(16);
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/* All data end */
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__data_end__ = .;
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} > RAM
176+
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.bss :
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{
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. = ALIGN(4);
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__bss_start__ = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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__bss_end__ = .;
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} > RAM
186+
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.heap (COPY):
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{
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__end__ = .;
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PROVIDE(end = .);
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*(.heap*)
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__HeapLimit = .;
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} > RAM
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/* .stack_dummy section doesn't contains any symbols. It is only
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* used for linker to calculate size of stack sections, and assign
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* values to stack symbols later */
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.stack_dummy (COPY):
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{
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*(.stack*)
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} > RAM
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/* Set stack top to end of RAM, and stack limit move down by
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* size of stack_dummy section */
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__StackTop = ORIGIN(RAM) + LENGTH(RAM);
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__StackLimit = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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__ram_end__ = ORIGIN(RAM) + LENGTH(RAM) -1 ;
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/* Check if data + heap + stack exceeds RAM limit */
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ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
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}

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