2020-07-21 16:43:12 +00:00
|
|
|
#!/bin/sh
|
2021-02-10 14:14:52 +00:00
|
|
|
# SPDX-License-Identifier: GPL-2.0-only
|
2020-07-21 16:43:12 +00:00
|
|
|
#
|
|
|
|
# Copyright © 2020 David Woodhouse <dwmw2@infradead.org>
|
|
|
|
#
|
|
|
|
# Generate as "scatter file" for use with the MediaTek SP Flash tool for
|
|
|
|
# writing images to MediaTek boards. This can be used to write images
|
|
|
|
# even on a bricked board which has no preloader installed, or broken
|
|
|
|
# U-Boot.
|
|
|
|
#
|
|
|
|
# NOTE: At the time of writing (2020-07-20), the Linux tool linked from
|
|
|
|
# the front page of https://spflashtool.com/ is out of date and does not
|
|
|
|
# support MT7623. The newer v5.1916 found on the download page at
|
|
|
|
# https://spflashtool.com/download/ has been tested on UniElec U7623 and
|
|
|
|
# Banana Pi R2 from Linux, and does work.
|
|
|
|
#
|
|
|
|
|
|
|
|
SOC=$1
|
|
|
|
IMAGE=${2%.gz}
|
|
|
|
PROJECT=${3%-scatter.txt}
|
|
|
|
DEVICENAME="$4"
|
|
|
|
|
|
|
|
cat <<EOF
|
|
|
|
# OpenWrt eMMC scatter file for ${DEVICENAME}
|
|
|
|
# For use with SP Flash Tool: https://spflashtool.com/download/
|
|
|
|
#
|
|
|
|
# Unzip the file system file ${PROJECT}-${IMAGE}.gz before flashing.
|
|
|
|
# Connect the device's USB port, although it won't appear to the host yet.
|
|
|
|
# Load this scatter file into the SP Flash Tool, select 'Format All + Download'
|
|
|
|
# After pressing the 'Download' button, power on the board.
|
|
|
|
# The /dev/ttyACM0 device should appear on USB and the tool should find it.
|
|
|
|
|
|
|
|
- general: MTK_PLATFORM_CFG
|
|
|
|
info:
|
|
|
|
- config_version: V1.1.2
|
|
|
|
platform: ${SOC}
|
|
|
|
project: ${PROJECT}
|
|
|
|
storage: EMMC
|
|
|
|
boot_channel: MSDC_0
|
|
|
|
block_size: 0x20000
|
|
|
|
|
|
|
|
- partition_index: SYS0
|
|
|
|
partition_name: PRELOADER
|
|
|
|
file_name: ${PROJECT}-preloader.bin
|
|
|
|
is_download: true
|
|
|
|
type: SV5_BL_BIN
|
|
|
|
linear_start_addr: 0x0
|
|
|
|
physical_start_addr: 0x0
|
|
|
|
partition_size: 0x40000
|
|
|
|
region: EMMC_BOOT_1
|
|
|
|
storage: HW_STORAGE_EMMC
|
|
|
|
boundary_check: true
|
|
|
|
is_reserved: false
|
|
|
|
operation_type: BOOTLOADERS
|
|
|
|
d_type: FALSE
|
|
|
|
reserve: 0x00
|
|
|
|
|
|
|
|
- partition_index: SYS1
|
|
|
|
partition_name: OPENWRT
|
|
|
|
file_name: ${PROJECT}-${IMAGE}
|
|
|
|
is_download: true
|
|
|
|
type: NORMAL_ROM
|
|
|
|
linear_start_addr: 0x00000
|
|
|
|
physical_start_addr: 0x00000
|
|
|
|
partition_size: 0x4000000
|
|
|
|
region: EMMC_USER
|
|
|
|
storage: HW_STORAGE_EMMC
|
|
|
|
boundary_check: true
|
|
|
|
is_reserved: false
|
|
|
|
operation_type: UPDATE
|
|
|
|
d_type: FALSE
|
|
|
|
reserve: 0x00
|
|
|
|
EOF
|