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common.mk
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common.mk
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################################################################################
# \file common.mk
# \version 1.0
#
# \brief
# Settings shared across all projects.
#
################################################################################
# \copyright
# Copyright 2022-2024, Cypress Semiconductor Corporation (an Infineon company)
# 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 License 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.
################################################################################
MTB_TYPE=PROJECT
# Target board/hardware (BSP).
# To change the target, it is recommended to use the Library manager
# ('make modlibs' from command line), which will also update Eclipse IDE launch
# configurations. If TARGET is manually edited, ensure TARGET_<BSP>.mtb with a
# valid URL exists in the application, run 'make getlibs' to fetch BSP contents
# and update or regenerate launch configurations for your IDE.
TARGET=CY8CKIT-062-WIFI-BT
# Rename TARGET to remove "APP_" prefix
RENAMED_TARGET=$(subst APP_,,$(TARGET))
# Name of toolchain to use. Options include:
#
# GCC_ARM -- GCC provided with ModusToolbox IDE
# ARM -- ARM Compiler (must be installed separately)
# IAR -- IAR Compiler (must be installed separately)
#
# See also: CY_COMPILER_PATH below
TOOLCHAIN=GCC_ARM
# Default build configuration. Options include:
#
# Debug -- build with minimal optimizations, focus on debugging.
# Release -- build with full optimizations
# Custom -- build with custom configuration, set the optimization flag in CFLAGS
#
# If CONFIG is manually edited, ensure to update or regenerate launch configurations
# for your IDE.
CONFIG=Debug
################################################################################
# MCUboot Specific Configuration
###############################################################################
# Supported values: BOOT, UPGRADE
# The CM0+ Blinky app defines the LED period differently depending on whether the
# image is BOOT or UPGRADE.
# BOOT: Use when image is built for the primary slot.
# --pad argument is not passed to the imgtool.
# UPGRADE: Use when image is built for secondary slot.
# --pad argument is passed to the imgtool.
IMG_TYPE ?= BOOT
# use SWAP_UPGRADE = 0 for overwrite only mode, secondary image is simply
# copied to primary slot after successful validation.
# SWAP based upgrade is not supported in this code example.
SWAP_UPGRADE ?= 0
# Set to 1 when MCUboot needs to support external flash for the secondary slot.
# Using external flash is not supported in this code example.
# Default location is internal flash.
USE_EXT_FLASH ?= 0
# Use hardware accelerated Crypto for MbedTLS
USE_CRYPTO_HW ?= 1
# Override the default flash map used by MCUBoot
DEFINES+=CY_FLASH_MAP_EXT_DESC
# Add appropriate defines based on SWAP type.
# Only SWAP using overwrite is supported in this code example
ifeq ($(SWAP_UPGRADE), 0)
DEFINES+=MCUBOOT_OVERWRITE_ONLY
endif
# Name of the key file, used in two places.
# 1. In the Bootloader app, used for user image authentication.
# 2. Passed as a parameter to the Python module "imgtool" for signing the image
# in the user app Makefile. The path of this key file is set in the CM4 user
# app Makefile.
SIGN_KEY_FILE_ECC=cypress-test-ec-p256
# Name of the key file, used in one place.
# 1. Part of cy_ps_key_storage.c file and used for bootloader app validation
# by the flashboot.
# 2. Passed as a parameter to the cymcuelftool module for signing the image
# using RSA in the bootloader app Makefile. The path of this key file is
# set in the CM4 user app Makefile.
SIGN_KEY_FILE_RSA=cypress-test-rsa-2048
################################################################################
# NOTE: Following variables are passed as options to the linker.
# Ensure that the values have no trailing white space. Linker will throw error
# otherwise.
# The bootloader app is run by CM0+. Therefore, the scratch size and the
# bootloader size are used with the linker script for the bootloader app.
# The slot sizes (primary, secondary) are used with the linker script
# for the user apps run by CM0+ and CM4 CPUs.
# Default Flash and SRAM beginning
START_OF_FLASH=0x10000000
START_OF_SRAM=0x08000000
# Bootloader size = 112K
CM0P_BTLDR_FLASH_SIZE=0x1C000
# Protected Storage size = 16K
PROTECTED_MEM_SIZE=0x4000
SUPPORTED_TARGETS=CY8CPROTO-062S3-4343W CY8CKIT-062-WIFI-BT CY8CKIT-062-BLE CY8CPROTO-063-BLE \
CY8CPROTO-062-4343W CY8CKIT-062S2-43012
ifneq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), $(SUPPORTED_TARGETS)))
$(error Unsupported target. Please add the respective configuration for your BSP in the "shared/shared_config.mk" file. \
Additionally, add linker scripts inside the "shared/linker_script" folder for your BSP)
endif
# Flash and RAM size for MCUBoot Bootloader app run by CM0+
ifeq ($(RENAMED_TARGET), CY8CPROTO-062S3-4343W)
# CM0P App Flash Size = 64K
# CM4 App Flash Size = 128K
# CM0P Bootloader / App SRAM Size = 64K
# Shared SRAM Size = 32K
# CM4 App SRAM Size = 158K (160KB - 2KB reserved for system use)
CM0P_APP_FLASH_SIZE=0x10000
CM4_APP_FLASH_SIZE=0x20000
CM0P_BTLDR_SRAM_SIZE=0x10000
CM0P_APP_SRAM_SIZE=0x10000
SHARED_SRAM_SIZE=0x8000
CM4_APP_SRAM_SIZE=0x27800
endif
ifeq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), CY8CKIT-062-WIFI-BT CY8CKIT-062-BLE CY8CPROTO-063-BLE))
# CM0P App Flash Size = 128K
# CM4 App Flash Size = 320K
# CM0P Bootloader / App SRAM Size = 64K
# Shared SRAM Size = 32K
# CM4 App SRAM Size = 158K (160KB - 2KB reserved for system use)
CM0P_APP_FLASH_SIZE=0x20000
CM4_APP_FLASH_SIZE=0x50000
CM0P_BTLDR_SRAM_SIZE=0x10000
CM0P_APP_SRAM_SIZE=0x10000
SHARED_SRAM_SIZE=0x8000
CM4_APP_SRAM_SIZE=0x27800
endif
ifeq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), CY8CPROTO-062-4343W CY8CKIT-062S2-43012))
# CM0P App Flash Size = 128K
# CM4 App Flash Size = 768K
# CM0P Bootloader / App SRAM Size = 192K
# Shared SRAM Size = 64K
# CM4 App SRAM Size = 766K (768KB - 2KB reserved for system use)
CM0P_APP_FLASH_SIZE=0x20000
CM4_APP_FLASH_SIZE=0xC0000
CM0P_BTLDR_SRAM_SIZE=0x30000
CM0P_APP_SRAM_SIZE=0x30000
SHARED_SRAM_SIZE=0x10000
CM4_APP_SRAM_SIZE=0xBF800
# Size of the scratch area used by MCUboot while swapping the image between
# primary slot and secondary slot. Although defined, the SWAP using status
# is not supported in this code example. It is left to the user to
# implement the same.
MCUBOOT_SCRATCH_SIZE=0x20000
endif
# Variables for flash start addresses. Note: Use ":=" to request make to evalulate
# math expressions only once.
CM0P_BTLDR_FLASH_START:=$(START_OF_FLASH)
PROTECTED_MEM_START:=$(shell expr $$(( $(CM0P_BTLDR_FLASH_START) + $(CM0P_BTLDR_FLASH_SIZE) )) )
CM0P_APP_FLASH_START:=$(shell expr $$(( $(PROTECTED_MEM_START) + $(PROTECTED_MEM_SIZE) )) )
CM4_APP_FLASH_START:=$(shell expr $$(( $(CM0P_APP_FLASH_START) + $(CM0P_APP_FLASH_SIZE) )) )
# Variables for SRAM start addresses
CM0P_BTLDR_SRAM_START:=$(START_OF_SRAM)
CM0P_APP_SRAM_START:=$(START_OF_SRAM)
SHARED_SRAM_START:=$(shell expr $$(( $(START_OF_SRAM) + $(CM0P_APP_SRAM_SIZE))) )
CM4_APP_SRAM_START:=$(shell expr $$(( $(SHARED_SRAM_START) + $(SHARED_SRAM_SIZE) )) )
# Slot size includes the flash size of both the CM0P App and the CM4 App
# One slot = MCUboot Header + App + TLV + Trailer (Trailer is not present for BOOT image)
# The slot size should be: (Total_Flash - BOOTLOADER_APP_FLASH_SIZE)/2 rounded down to nearest 512 bytes.
# The RAM size of the User App is set in the linker script as given below.
# - The CM0p SRAM is reused between bootloader the CM0p user app
# CM0p RAM size = CM0P_APP_SRAM_SIZE = CM0P_BTLDR_SRAM_SIZE
# - CM4 RAM size = Total RAM available - 2 KB reserved for system use - CM0P_APP_SRAM_SIZE.
MCUBOOT_SLOT_SIZE:=$(shell expr $$(( $(CM0P_APP_FLASH_SIZE) + $(CM4_APP_FLASH_SIZE) )) )
# Total flash size = App1 size + App2 size
TOTAL_APP_FLASH_SIZE:=$(shell expr $$(( $(MCUBOOT_SLOT_SIZE)*2)) )
# Slot addresses and sizes needed by MCUBoot
MCUBOOT_PRIMARY_SLOT_START_ADDR:=$(CM0P_APP_FLASH_START)
MCUBOOT_SECONDARY_SLOT_START_ADDR:=$(shell expr $$(( $(CM0P_APP_FLASH_START) + $(MCUBOOT_SLOT_SIZE) )) )
# Scratch start address needed for SWAP mode in 2M devices
# Note: SWAP is only supported in 2M devices
ifeq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), CY8CPROTO-062-4343W CY8CKIT-062S2-43012))
MCUBOOT_SCRATCH_START_ADDR:=$(shell expr $$(( $(MCUBOOT_SECONDARY_SLOT_START_ADDR) + $(MCUBOOT_SLOT_SIZE) )) )
endif
# MCUBoot header size
# Must be a multiple of 1024 because of the following reason.
# CM0p image starts right after the header and the CM0p image begins with the
# interrupt vector table. The starting address of the table must be 1024-bytes
# aligned. See README.md for details.
# Number of bytes to be aligned to = Number of interrupt vectors x 4 bytes.
# (1024 = 256 x 4)
# After the CM0p image comes the CM4 image.
#
# Header size is used in two places.
# 1. The location of CM0p image is offset by the header size from the ORIGIN
# value specified in the linker script.
# 2. Passed to the imgtool while signing the image. The imgtool fills the space
# of this size with zeroes and then adds the actual header from the beginning of
# the image.
MCUBOOT_HEADER_SIZE=0x400
# Maximum number of flash sectors (or rows) per image slot.
# The maximum number of flash sectors for which swap status is tracked in
# the image trailer.
# In the bootloader app, this value is used in DEFINE+= to override the macro
# with the same name in "mcuboot/boot/cypress/MCUBootApp/config/mcuboot_config/mcuboot_config.h".
# In the user app, this value is passed with "-M" option to the imgtool while
# signing the image. imgtool adds padding in the trailer area
# depending on this value.
# This value can be simply set to MCUBOOT_SLOT_SIZE/FLASH_ROW_SIZE.
# For PSoC 6, FLASH_ROW_SIZE=512 bytes.
MCUBOOT_SECTOR_SIZE = 512
# Minimum number of sectors accecpted by MCUBoot Library is 32
MIN_IMG_SECTORS = 32
# Number of flash sectors per image slot
FLASH_IMG_SECTORS:= $(shell expr $$(( $(MCUBOOT_SLOT_SIZE) / $(MCUBOOT_SECTOR_SIZE) )) )
# Maximum number of flash sectors (or rows) per image slot.
MCUBOOT_MAX_IMG_SECTORS:= $(shell expr $$(( $(MIN_IMG_SECTORS) > $(FLASH_IMG_SECTORS) ? $(MIN_IMG_SECTORS) : $(FLASH_IMG_SECTORS) )) )
# Number of images supported in case of multi-image bootloading.
# This application supports only up to 1 image.
MCUBOOT_IMAGE_NUMBER ?= 1
# The following defines describe the flash map used by MCUBoot
DEFINES+=TARGET=$(RENAMED_TARGET) \
CY_BOOT_BOOTLOADER_SIZE=$(CM0P_BTLDR_FLASH_SIZE) \
CY_BOOT_PRIMARY_1_START_ADDRESS=$(MCUBOOT_PRIMARY_SLOT_START_ADDR) \
CY_BOOT_PRIMARY_1_SIZE=$(MCUBOOT_SLOT_SIZE) \
CY_BOOT_SECONDARY_1_START_ADDRESS=$(MCUBOOT_SECONDARY_SLOT_START_ADDR) \
CY_BOOT_SECONDARY_1_SIZE=$(MCUBOOT_SLOT_SIZE) \
CM0P_APP_FLASH_START=$(CM0P_APP_FLASH_START) \
CM4_APP_FLASH_START=$(CM4_APP_FLASH_START) \
PROTECTED_MEM_START=$(PROTECTED_MEM_START) \
MCUBOOT_HEADER_SIZE=$(MCUBOOT_HEADER_SIZE) \
CY_START_OF_FLASH=$(START_OF_FLASH) \
CY_START_OF_SRAM=$(SRAM_OF_FLASH) \
SHARED_SRAM_START=$(SHARED_SRAM_START) \
CM4_APP_SRAM_START=$(CM4_APP_SRAM_START) \
CM0P_BTLDR_SRAM_SIZE=$(CM0P_BTLDR_SRAM_SIZE)
ifeq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), CY8CPROTO-062-4343W CY8CKIT-062S2-43012))
DEFINES+=CY_BOOT_SCRATCH_START_ADDRESS=$(MCUBOOT_SCRATCH_START_ADDR) \
CY_BOOT_SCRATCH_SIZE=$(MCUBOOT_SCRATCH_SIZE)
endif
# Toolchain specific linker flags
ifeq ($(TOOLCHAIN), GCC_ARM)
LDFLAGS+=-Wl,--defsym=ORIGIN_OF_FLASH=$(START_OF_FLASH),--defsym=ORIGIN_OF_SRAM=$(START_OF_SRAM)
LDFLAGS+=-Wl,--defsym=CM0P_BTLDR_FLASH_SIZE=$(CM0P_BTLDR_FLASH_SIZE),--defsym=CM0P_APP_FLASH_SIZE=$(CM0P_APP_FLASH_SIZE),--defsym=CM4_APP_FLASH_SIZE=$(CM4_APP_FLASH_SIZE)
LDFLAGS+=-Wl,--defsym=SECONDARY_SLOT_FLASH_START=$(MCUBOOT_SECONDARY_SLOT_START_ADDR)
LDFLAGS+=-Wl,--defsym=PROT_STRG_SIZE=$(PROTECTED_MEM_SIZE),--defsym=PROTECTED_MEM_START=$(PROTECTED_MEM_START),--defsym=CM0P_APP_FLASH_START=$(CM0P_APP_FLASH_START)
LDFLAGS+=-Wl,--defsym=CM4_APP_FLASH_START=$(CM4_APP_FLASH_START),--defsym=CM0P_BTLDR_SRAM_SIZE=$(CM0P_BTLDR_SRAM_SIZE),--defsym=CM0P_APP_SRAM_SIZE=$(CM0P_APP_SRAM_SIZE),--defsym=SHARED_SRAM_SIZE=$(SHARED_SRAM_SIZE),--defsym=CM4_APP_SRAM_SIZE=$(CM4_APP_SRAM_SIZE)
LDFLAGS+=-Wl,--defsym=SHARED_SRAM_START=$(SHARED_SRAM_START),--defsym=CM4_APP_SRAM_START=$(CM4_APP_SRAM_START)
LDFLAGS+=-Wl,--defsym=MCUBOOT_HEADER_SIZE=$(MCUBOOT_HEADER_SIZE)
LDFLAGS+=-Wl,--defsym=MCUBOOT_SLOT_SIZE=$(MCUBOOT_SLOT_SIZE)
LDFLAGS+=-Wl,--defsym=TOTAL_APP_FLASH_SIZE=$(TOTAL_APP_FLASH_SIZE)
ifeq ($(RENAMED_TARGET), $(filter $(RENAMED_TARGET), CY8CPROTO-062-4343W CY8CKIT-062S2-43012))
LDFLAGS+=-Wl,--defsym=MCUBOOT_SCRATCH_START_ADDR=$(MCUBOOT_SCRATCH_START_ADDR),--defsym=MCUBOOT_SCRATCH_SIZE=$(MCUBOOT_SCRATCH_SIZE)
endif
else
$(error Only GCC_ARM is supported at this moment)
endif
# Check if SWAP upgrade is being requested on unsupported parts
ifeq ($(SWAP_UPGRADE), 1)
$(error SWAP Upgrade feature is not supported in this code example. It is left to the users to implement it.\
Refer to the README.md file for more information.)
endif
include ../common_app.mk