meta-dcm/conf/machine/include/st-machine-image-partition-...

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#@DESCRIPTION: partition images configuration for STM32 systems
def partImage2partConfig(d, config, fstype=None):
"""
Convert PARTTIONS_IMAGES['config'] setting format to format expected to feed
PARTITIONS_CONFIG[xxx].
Manage <image_name> update respect to 'fstype' provided and apply the rootfs
namming or standard partition image one.
FROM: <image_name>,<partition_label>,<mountpoint>,<size>,<type>
TO : <binary_name>,<partition_label>,<size>,<type>
"""
items = d.getVarFlag('PARTITIONS_IMAGES', config).split(',') or ""
if len(items) != 5:
bb.fatal('[partImage2partConfig] Wrong settings for PARTTIONS_IMAGES[%s] : %s' % (config, items))
overrides = d.getVar('OVERRIDES')
if items[2] == '' and 'openstlinuxcommon' not in overrides.split(':'):
bin_suffix = '-${MACHINE}'
else:
bin_suffix = '-${DISTRO}-${MACHINE}'
if fstype:
bin_name = items[0] + bin_suffix + '.' + items[1] + '.' + fstype
else:
bin_name = items[0] + bin_suffix + '.' + items[1]
# Set string for PARTITIONS_CONFIG item: <binary_name>,<partlabel>,<size>,<type>
part_format = bin_name + ',' + items[1] + ',' + items[3] + ',' + items[4]
return part_format
# =========================================================================
# Programmer raw partition configuration : data, label, size (Kbytes), type
# =========================================================================
STM32MP_FSBL_PROGRAMMER_DATA ?= "arm-trusted-firmware/tf-a-<TYPE>${STM32MP_DEVICETREE_PROGRAMMER_SUFFIX}-<BOOTSCHEME>-${STM32MP_PROGRAMMER_SCHEME}-${STMP32MP_PROGRAMMER_SERIAL}${TF_A_ENCRYPT_SUFFIX}${TF_A_SIGN_SUFFIX}.stm32"
STM32MP_FSBL_PROGRAMMER_NAME ?= "fsbl-boot"
STM32MP_SSBL1_PROGRAMMER_DATA ?= "fip/fip-<TYPE>${STM32MP_DEVICETREE_PROGRAMMER_SUFFIX}-ddr-<BOOTSCHEME>-${STM32MP_PROGRAMMER_SCHEME}-${STMP32MP_PROGRAMMER_SERIAL}${FIP_ENCRYPT_SUFFIX}${FIP_SIGN_SUFFIX}.bin"
STM32MP_SSBL1_PROGRAMMER_NAME ?= ""
STM32MP_SSBL1_PROGRAMMER_NAME:stm32mp2common ?= "fip-ddr"
STM32MP_SSBL2_PROGRAMMER_DATA ?= "fip/fip-<TYPE>${STM32MP_DEVICETREE_PROGRAMMER_SUFFIX}-<BOOTSCHEME>-${STM32MP_PROGRAMMER_SCHEME}-${STMP32MP_PROGRAMMER_SERIAL}${FIP_ENCRYPT_SUFFIX}${FIP_SIGN_SUFFIX}.bin"
STM32MP_SSBL2_PROGRAMMER_NAME ?= "fip-boot"
# Programmer Partitions configuration
# <binary_name>,<partlabel>,<size>,<type>
PARTITIONS_PROGRAMMER_CONFIG = "\
${@ '${STM32MP_FSBL_PROGRAMMER_DATA},${STM32MP_FSBL_PROGRAMMER_NAME},,Binary' if '${STM32MP_FSBL_PROGRAMMER_NAME}' else ''} \
${@ '${STM32MP_SSBL1_PROGRAMMER_DATA},${STM32MP_SSBL1_PROGRAMMER_NAME},,FIP' if '${STM32MP_SSBL1_PROGRAMMER_NAME}' else ''} \
${@ '${STM32MP_SSBL2_PROGRAMMER_DATA},${STM32MP_SSBL2_PROGRAMMER_NAME},,FIP' if '${STM32MP_SSBL2_PROGRAMMER_NAME}' else ''} \
"
# =========================================================================
# Bootloader raw partition configuration : data, label, size (Kbytes), type, copy
# =========================================================================
# -----------------------------------------------------------------------------
# NOTE: There are few restrictions to follow:
# - The partition for the first boot loader should follow the naming
# rule: fsbl*
# - The partition for the secondary boot loader should follow the naming
# rule: fip
# -----------------------------------------------------------------------------
STM32MP_FSBL1_DATA ?= "arm-trusted-firmware/tf-a-<TYPE>-<BOOTSCHEME>-<DEVICE>${TF_A_ENCRYPT_SUFFIX}${TF_A_SIGN_SUFFIX}.stm32"
STM32MP_FSBL1_NAME ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', 'fsbl', 'fsbl1', d)}"
STM32MP_FSBL1_NAME:stm32mp2common ?= "fsbla"
STM32MP_FSBL1_SIZE ?= "256"
STM32MP_FSBL2_DATA ?= "${STM32MP_FSBL1_DATA}"
STM32MP_FSBL2_NAME ?= "fsbl2"
STM32MP_FSBL2_NAME:stm32mp2common ?= "fsbla2"
STM32MP_FSBL2_SIZE ?= "${STM32MP_FSBL1_SIZE}"
STM32MP_SSBL1_DATA ?= "fip/fip-<TYPE>-<BOOTSCHEME>-<DEVICE>${FIP_ENCRYPT_SUFFIX}${FIP_SIGN_SUFFIX}.bin"
STM32MP_SSBL1_NAME ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', 'fip-a', 'fip', d)}"
STM32MP_SSBL1_SIZE ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '4096', '2048', d)}"
STM32MP_SSBL2_DATA ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '', '${STM32MP_SSBL1_DATA}', d)}"
STM32MP_SSBL2_NAME ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', 'fip-b', 'fip2', d)}"
STM32MP_SSBL2_SIZE ?= "${STM32MP_SSBL1_SIZE}"
STM32MP_UENV_DATA ?= ""
STM32MP_UENV_NAME ?= "u-boot-env"
STM32MP_UENV_SIZE ?= "512"
STM32MP_METADATA_DATA ?= "${@bb.utils.contains('MACHINE_FEATURES', 'fw-update', 'arm-trusted-firmware/${TF_A_METADATA_BINARY}', '', d)}"
STM32MP_METADATA_NAME ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', 'metadata', '', d)}"
STM32MP_METADATA_SIZE ?= "256"
# =========================================================================
# M33TD
# =========================================================================
STM32MP_FSBLM1_DATA ?= "arm-trusted-firmware-m/bl2-<TYPE>.stm32"
STM32MP_FSBLM1_NAME ?= "fsblm1"
STM32MP_FSBLM1_SIZE ?= "256"
STM32MP_FSBLM2_DATA ?= "${STM32MP_FSBLM1_DATA}"
STM32MP_FSBLM2_NAME ?= "fsblm2"
STM32MP_FSBLM2_SIZE ?= "${STM32MP_FSBLM1_SIZE}"
STM32MP_M33DDRA_DATA ?= "arm-trusted-firmware-m/ddr_phy-<TYPE>.bin"
STM32MP_M33DDRA_NAME ?= "m33-ddra"
STM32MP_M33DDRA_SIZE ?= "256"
STM32MP_M33DDRB_DATA ?= "${STM32MP_M33DDRA_DATA}"
STM32MP_M33DDRB_NAME ?= "m33-ddrb"
STM32MP_M33DDRB_SIZE ?= "${STM32MP_M33DDRA_SIZE}"
STM32MP_M33FWA_DATA ?= "arm-trusted-firmware-m/tfm-<TYPE>_s_ns_signed.bin"
STM32MP_M33FWA_NAME ?= "m33-fwa"
STM32MP_M33FWA_SIZE ?= "9216"
STM32MP_M33FWB_DATA ?= "${STM32MP_M33FWA_DATA}"
STM32MP_M33FWB_NAME ?= "m33-fwb"
STM32MP_M33FWB_SIZE ?= "${STM32MP_M33FWA_SIZE}"
STM32MP_M33PS_DATA ?= ""
STM32MP_M33MP_NAME ?= "m33ps"
STM32MP_M33PS_SIZE ?= "512"
# Specific override for NAND device type regarding partition sizes to follow
# the hard coded configuration on U-Boot source code
STM32MP_FSBL1_SIZE_UBOOT ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '512', '1024', d)}"
STM32MP_METADATA_SIZE_UBOOT ?= "512"
# Bootloader Partitions configuration
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'emmc', 'emmc', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-1024', 'nand-4-256-1024', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-1024-sdcard', 'nand-4-256-1024 sdcard', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor-sdcard', 'nor sdcard', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor', 'nor', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'sdcard', bb.utils.contains('MACHINE_FEATURES', 'efi', 'sdcard sdcard-EFI', 'sdcard', d), '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-2-128-256', 'nand-2-128-256', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-2-128-256-sdcard', 'nand-2-128-256 sdcard', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-512', 'nand-4-256-512', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-512-sdcard', 'nand-4-256-512 sdcard', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG:stm32mp2m33td += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor-sdcard', 'nor-m33td sdcard', '', d)}"
PARTITIONS_BOOTLOADER_CONFIG:stm32mp2m33td += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor-emmc', 'nor-m33td emmc', '', d)}"
# <binary_name>,<partlabel>,<size>,<type>,<copy>
PARTITIONS_BOOTLOADER_CONFIG[emmc] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE},Binary,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_FSBL2_DATA},${STM32MP_FSBL2_NAME},${STM32MP_FSBL2_SIZE},Binary,1' if '${STM32MP_FSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', False, True, d) else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,1' if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL2_SIZE},FIP,1' if '${STM32MP_SSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', True, False, d) else ''} \
${@ '${STM32MP_UENV_DATA},${STM32MP_UENV_NAME},${STM32MP_UENV_SIZE},ENV,1' if '${STM32MP_UENV_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[nand-2-128-256] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE_UBOOT},Binary,2' if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE_UBOOT},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL2_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[nand-4-256-512] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE_UBOOT},Binary,2' if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE_UBOOT},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL2_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[nand-4-256-1024] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE_UBOOT},Binary,2' if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE_UBOOT},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL1_SIZE},FIP,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_SSBL2_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[nor] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE},Binary,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_FSBL2_DATA},${STM32MP_FSBL2_NAME},${STM32MP_FSBL2_SIZE},Binary,1' if '${STM32MP_FSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', False, True, d) else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,1' if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL2_SIZE},FIP,1' if '${STM32MP_SSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', True, False, d) else ''} \
${@ '${STM32MP_UENV_DATA},${STM32MP_UENV_NAME},${STM32MP_UENV_SIZE},ENV,1' if '${STM32MP_UENV_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[sdcard] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE},Binary,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_FSBL2_DATA},${STM32MP_FSBL2_NAME},${STM32MP_FSBL2_SIZE},Binary,1' if '${STM32MP_FSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', False, True, d) else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,1' if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL2_SIZE},FIP,1' if '${STM32MP_SSBL2_NAME}' else ''} \
${@ '${STM32MP_UENV_DATA},${STM32MP_UENV_NAME},${STM32MP_UENV_SIZE},ENV,1' if '${STM32MP_UENV_NAME}' else ''} \
"
PARTITIONS_BOOTLOADER_CONFIG[sdcard-EFI] ?= "\
${@ '${STM32MP_FSBL1_DATA},${STM32MP_FSBL1_NAME},${STM32MP_FSBL1_SIZE},Binary,' + bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '2', '1', d) if '${STM32MP_FSBL1_NAME}' else ''} \
${@ '${STM32MP_FSBL2_DATA},${STM32MP_FSBL2_NAME},${STM32MP_FSBL2_SIZE},Binary,1' if '${STM32MP_FSBL2_NAME}' and bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', False, True, d) else ''} \
${@ '${STM32MP_METADATA_DATA},${STM32MP_METADATA_NAME},${STM32MP_METADATA_SIZE},FWU_MDATA,2' if '${STM32MP_METADATA_NAME}' else ''} \
${@ '${STM32MP_SSBL1_DATA},${STM32MP_SSBL1_NAME},${STM32MP_SSBL1_SIZE},FIP,1' if '${STM32MP_SSBL1_NAME}' else ''} \
${@ '${STM32MP_SSBL2_DATA},${STM32MP_SSBL2_NAME},${STM32MP_SSBL2_SIZE},FIP,1' if '${STM32MP_SSBL2_NAME}' else ''} \
${@ '${STM32MP_UENV_DATA},${STM32MP_UENV_NAME},${STM32MP_UENV_SIZE},ENV,1' if '${STM32MP_UENV_NAME}' else ''} \
"
PARTITION_UBOOT_ENV_UBI_CONFIG ?= "\
${IMAGE_LINK_NAME}_u-boot-env-image_<CONFIG>.ubi,${STM32MP_UBIFS_NAME},${STM32MP_UBIFS_SIZE},System,1 \
"
PARTITIONS_BOOTLOADER_CONFIG[nor-m33td] ?= "\
${@ '${STM32MP_FSBLM1_DATA},${STM32MP_FSBLM1_NAME},${STM32MP_FSBLM1_SIZE},Binary,1' if '${STM32MP_FSBLM1_NAME}' else ''} \
${@ '${STM32MP_FSBLM2_DATA},${STM32MP_FSBLM2_NAME},${STM32MP_FSBLM2_SIZE},Binary,1' if '${STM32MP_FSBLM2_NAME}' else ''} \
${@ '${STM32MP_M33DDRA_DATA},${STM32MP_M33DDRA_NAME},${STM32MP_M33DDRA_SIZE},Binary,1' if '${STM32MP_M33DDRA_NAME}' else ''} \
${@ '${STM32MP_M33DDRB_DATA},${STM32MP_M33DDRB_NAME},${STM32MP_M33DDRB_SIZE},Binary,1' if '${STM32MP_M33DDRB_NAME}' else ''} \
${@ '${STM32MP_M33FWA_DATA},${STM32MP_M33FWA_NAME},${STM32MP_M33FWA_SIZE},Binary,1' if '${STM32MP_M33FWA_NAME}' else ''} \
${@ '${STM32MP_M33FWB_DATA},${STM32MP_M33FWB_NAME},${STM32MP_M33FWB_SIZE},Binary,1' if '${STM32MP_M33FWB_NAME}' else ''} \
${@ '${STM32MP_M33PS_DATA},${STM32MP_M33MP_NAME},${STM32MP_M33PS_SIZE},Binary,1' if '${STM32MP_M33MP_NAME}' else ''} \
"
# =========================================================================
# Partition image configuration :
# =========================================================================
# Enable use of extra partition(s)
ST_BOOTFS ?= "1"
ST_VENDORFS ?= "1"
ST_USERFS ?= "1"
PARTITIONS_IMAGES += "${@bb.utils.contains('ST_BOOTFS', '1', bb.utils.contains('MACHINE_FEATURES', 'efi', 'bootfs efi', 'bootfs', d), '', d)}"
PARTITIONS_IMAGES += "${@bb.utils.contains('ST_VENDORFS', '1', 'vendorfs', '', d)}"
PARTITIONS_IMAGES += "rootfs"
PARTITIONS_IMAGES += "${@bb.utils.contains('ST_USERFS', '1', 'userfs', '', d)}"
# Define image partition size (supposed to be set as max size in image recipe)
# Proposed value for rootfs should fit our highest constraint: NAND size (1GiB)
# With fw-update we have the following partitions:
# FSBL1 + FSBL2 + METADATA1+ METADATA2 + FIP-A1 + FIP-A2 + FIP-B1 + FIP-B2 + Multivolume UBI = NAND size
# Multivolume UBI = 1GiB - (512KiB + 512KiB + 512KiB + 512KiB + 4MiB + 4MiB + 4MiB + 4MiB) = 1006MiB
# Without fw-update we have following partitions
# FSBL1 + FIP + FIP2 + Multivolume UBI = NAND size
# Multivolume UBI = 1GiB - (2MiB + 4MiB + 4MiB) = 1014MiB
# With multivolume UBI split:
# Multivolume UBI > uboot_config + uboot_config_r + bootfs + vendorfs + rootfs + userfs + UBI Overhead
# From http://www.linux-mtd.infradead.org/doc/ubi.html#L_overhead, we compute
# the UBI overhead for our NAND:
# With fw-update:
# (20*4096/1024 + 4) * 256KiB + (256KiB - 248KiB) * (1006MiB/256KiB - 20*4096/1024 - 4) = 53024KiB
# Without fw-update:
# (20*4096/1024 + 4) * 256KiB + (256KiB - 248KiB) * (1014MiB/256KiB - 20*4096/1024 - 4) = 53280KiB
# In addition, for each UBIFS, our NAND consummed 9 extra eraseblocks
# So:
# rootfs < Multivolume UBI - (uboot_config + uboot_config_r + bootfs + vendorfs + userfs + UBI Overhead + 4 * 9*eraseblocks)
# With fw-update:
# rootfs < 1006MiB - (256KiB + 256KiB + 64MiB + 16MiB + 128MiB + 53024KiB + 4 * 9 * 256KiB)
# rootfs < 736.7MiB
# Without fw-update:
# rootfs < 1014MiB - (256KiB + 256KiB + 64MiB + 16MiB + 128MiB + 53280KiB + 4 * 9 * 256KiB)
# rootfs < 744.5MiB
# Proposed value for rootfs is:
# With fw-update : 736MiB
# Without fw-update: 744MiB
STM32MP_ROOTFS_MAXSIZE_NAND ?= "${@bb.utils.contains('ENABLE_FLASHLAYOUT_CONFIG_FWUP', '1', '753664', '762336', d)}"
#FIXME override default settings for stm32mp25
STM32MP_ROOTFS_MAXSIZE_NAND:stm32mp2common ?= "${@bb.utils.contains_any('BOOTDEVICE_LABELS', [ 'nand-4-256-1024', 'nand-4-256-512' ], '1200000', '926720', d)}"
# Default ROOTFS max size for image being built to this value
IMAGE_ROOTFS_MAXSIZE ?= "${STM32MP_ROOTFS_MAXSIZE_NAND}"
# Define image to use for extra partitions
STM32MP_BOOTFS_EFI_IMAGE ?= "st-image-bootfs-efi"
STM32MP_BOOTFS_IMAGE ?= "st-image-bootfs"
STM32MP_BOOTFS_LABEL ?= "bootfs"
STM32MP_BOOTFS_MOUNTPOINT ?= "/boot"
# Proposed value for bootfs is 64MB
STM32MP_BOOTFS_SIZE ?= "65536"
STM32MP_ROOTFS_IMAGE ?= "${@[d.getVar('IMAGE_BASENAME'), d.getVar('IMAGE_BASENAME').replace('-%s' % d.getVar('DISTRO'), '')][d.getVar('TARGET_VENDOR') == (d.getVar('STM32MP_TARGETVENDOR') or "")]}"
STM32MP_ROOTFS_LABEL ?= "rootfs"
# Configure the rootfs size with IMAGE_ROOTFS_MAXSIZE variable
STM32MP_ROOTFS_SIZE ?= "${IMAGE_ROOTFS_MAXSIZE}"
STM32MP_USERFS_IMAGE ?= "st-image-userfs"
STM32MP_USERFS_LABEL ?= "userfs"
STM32MP_USERFS_MOUNTPOINT ?= "/usr/local"
# Proposed value for userfs is 128MB
STM32MP_USERFS_SIZE ?= "131072"
STM32MP_VENDORFS_IMAGE ?= "st-image-vendorfs"
STM32MP_VENDORFS_LABEL ?= "vendorfs"
STM32MP_VENDORFS_MOUNTPOINT ?= "/vendor"
# Proposed value for vendorfs is 16MB
STM32MP_VENDORFS_SIZE ?= "16384"
# Override vendorfs size to 48MB
STM32MP_VENDORFS_SIZE:stm32mp2common ?= "49152"
# <image_name>,<partition_label>,<mountpoint>,<size>,<type>
PARTITIONS_IMAGES[bootfs] ?= "${STM32MP_BOOTFS_IMAGE},${STM32MP_BOOTFS_LABEL},${STM32MP_BOOTFS_MOUNTPOINT},${STM32MP_BOOTFS_SIZE},System"
PARTITIONS_IMAGES[efi] ?= "${STM32MP_BOOTFS_EFI_IMAGE},${STM32MP_BOOTFS_LABEL},${STM32MP_BOOTFS_MOUNTPOINT},${STM32MP_BOOTFS_SIZE},ESP"
PARTITIONS_IMAGES[vendorfs] ?= "${STM32MP_VENDORFS_IMAGE},${STM32MP_VENDORFS_LABEL},${STM32MP_VENDORFS_MOUNTPOINT},${STM32MP_VENDORFS_SIZE},FileSystem"
PARTITIONS_IMAGES[rootfs] ?= "${STM32MP_ROOTFS_IMAGE},${STM32MP_ROOTFS_LABEL},,${STM32MP_ROOTFS_SIZE},FileSystem"
PARTITIONS_IMAGES[userfs] ?= "${STM32MP_USERFS_IMAGE},${STM32MP_USERFS_LABEL},${STM32MP_USERFS_MOUNTPOINT},${STM32MP_USERFS_SIZE},FileSystem"
# =========================================================================
# Image partition configuration : data, label, size (Kbytes)
# =========================================================================
# Configure the partition images list to use as default (for both ext4 and ubi)
PARTITIONS_LIST += "${@bb.utils.contains('ST_BOOTFS', '1', 'bootfs', '', d)}"
PARTITIONS_LIST += "${@bb.utils.contains('ST_VENDORFS', '1', 'vendorfs', '', d)}"
PARTITIONS_LIST += "rootfs"
PARTITIONS_LIST += "${@bb.utils.contains('ST_USERFS', '1', 'userfs', '', d)}"
# Configure the partition images list to use for EFI boot
PARTITIONS_LIST_EFI += "${@bb.utils.contains('ST_BOOTFS', '1', 'efi', '', d)}"
PARTITIONS_LIST_EFI += "${@bb.utils.contains('ST_VENDORFS', '1', 'vendorfs', '', d)}"
PARTITIONS_LIST_EFI += "rootfs"
PARTITIONS_LIST_EFI += "${@bb.utils.contains('ST_USERFS', '1', 'userfs', '', d)}"
PARTITIONS_SUFFIX ?= "ext4"
STM32MP_UBIFS_DATA ?= "${IMAGE_LINK_NAME}_<CONFIG>_multivolume.ubi"
STM32MP_UBIFS_NAME ?= "ubifs"
STM32MP_UBIFS_SIZE ?= ""
# Partitions configuration
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'emmc', 'emmc', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-1024', 'nand-4-256-1024', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor', 'nor', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor-sdcard', 'sdcard', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nor-emmc', 'emmc', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'sdcard', bb.utils.contains('MACHINE_FEATURES', 'efi', 'sdcard sdcard-EFI', 'sdcard', d), '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-2-128-256', 'nand-2-128-256', '', d)}"
PARTITIONS_CONFIG += "${@bb.utils.contains('BOOTDEVICE_LABELS', 'nand-4-256-512', 'nand-4-256-512', '', d)}"
# <binary_name>,<partlabel>,<size>,<type>,<copy>
PARTITIONS_CONFIG[emmc] ?= "\
${@' '.join(['%s' % partImage2partConfig(d, config, '${PARTITIONS_SUFFIX}') for config in d.getVar('PARTITIONS_LIST').split()])} \
"
PARTITIONS_CONFIG[nand-4-256-1024] ?= "\
${STM32MP_UBIFS_DATA},${STM32MP_UBIFS_NAME},${STM32MP_UBIFS_SIZE},System,1 \
"
PARTITIONS_CONFIG[nor] ?= "\
${@' '.join(['%s' % partImage2partConfig(d, config, '${PARTITIONS_SUFFIX}') for config in d.getVar('PARTITIONS_LIST').split()])} \
"
PARTITIONS_CONFIG[sdcard] ?= "\
${@' '.join(['%s' % partImage2partConfig(d, config, '${PARTITIONS_SUFFIX}') for config in d.getVar('PARTITIONS_LIST').split()])} \
"
PARTITIONS_CONFIG[sdcard-EFI] ?= "\
${@' '.join(['%s' % partImage2partConfig(d, config, 'vfat' if config == 'efi' else '${PARTITIONS_SUFFIX}') for config in d.getVar('PARTITIONS_LIST_EFI').split()])} \
"
PARTITIONS_CONFIG[nand-2-128-256] ?= "\
${STM32MP_UBIFS_DATA},${STM32MP_UBIFS_NAME},${STM32MP_UBIFS_SIZE},System,1 \
"
PARTITIONS_CONFIG[nand-4-256-512] ?= "\
${STM32MP_UBIFS_DATA},${STM32MP_UBIFS_NAME},${STM32MP_UBIFS_SIZE},System,1 \
"
# =========================================================================
# UBI multi-volume configuration : data, label, size (Kbytes), [empty]
# =========================================================================
# Define UBI volume label to use in kernel command line to mount UBI file system
UBI_VOLNAME ?= "rootfs"
# Manage specific override for UBI bootfs label name to 'boot' (hardcoded on U-Boot)
UBI_VOLNAME:pn-${STM32MP_BOOTFS_IMAGE} = "boot"
# Define two empty volumes to manage U-Boot config beginning of multivolume UBIFS
STM32MP_MULTIUBI_UENV1_NAME ?= "U-Boot-env-1"
STM32MP_MULTIUBI_UENV1_LABEL = "uboot_config"
STM32MP_MULTIUBI_UENV1_SIZE ?= "256"
STM32MP_MULTIUBI_UENV2_NAME ?= "U-Boot-env-2"
STM32MP_MULTIUBI_UENV2_LABEL = "uboot_config_r"
STM32MP_MULTIUBI_UENV2_SIZE ?= "${STM32MP_MULTIUBI_UENV1_SIZE}"
# limit size of rootfs
STM32MP_ROOTFS_SIZE:nand_4_256_1024 ?= "${STM32MP_ROOTFS_MAXSIZE_NAND}"
STM32MP_ROOTFS_SIZE:nand_4_256_512 ?= "512000"
STM32MP_ROOTFS_SIZE:nand_2_128_256 ?= "129536"
STM32MP_UBI_VOLUME_nand_4_256_1024 ?= "\
${STM32MP_MULTIUBI_UENV1_NAME},${STM32MP_MULTIUBI_UENV1_LABEL},${STM32MP_MULTIUBI_UENV1_SIZE},empty \
${STM32MP_MULTIUBI_UENV2_NAME},${STM32MP_MULTIUBI_UENV2_LABEL},${STM32MP_MULTIUBI_UENV2_SIZE},empty \
${@' '.join(['%s' % partImage2partConfig(d, config) for config in d.getVar('PARTITIONS_LIST').split()])} \
"
STM32MP_UBI_VOLUME_nand_4_256_512 ?= "\
${STM32MP_MULTIUBI_UENV1_NAME},${STM32MP_MULTIUBI_UENV1_LABEL},${STM32MP_MULTIUBI_UENV1_SIZE},empty \
${STM32MP_MULTIUBI_UENV2_NAME},${STM32MP_MULTIUBI_UENV2_LABEL},${STM32MP_MULTIUBI_UENV2_SIZE},empty \
${@' '.join(['%s' % partImage2partConfig(d, config) for config in d.getVar('PARTITIONS_LIST').split()])} \
"
STM32MP_UBI_VOLUME_nand_2_128_256 ?= "\
${STM32MP_MULTIUBI_UENV1_NAME},${STM32MP_MULTIUBI_UENV1_LABEL},${STM32MP_MULTIUBI_UENV1_SIZE},empty \
${STM32MP_MULTIUBI_UENV2_NAME},${STM32MP_MULTIUBI_UENV2_LABEL},${STM32MP_MULTIUBI_UENV2_SIZE},empty \
${@' '.join(['%s' % partImage2partConfig(d, config) for config in d.getVar('PARTITIONS_LIST').split()])} \
"