Initial commit

target/linux/stm32/image/gen_stm32_sdcard_img.sh

@@ -0,0 +1,35 @@
+#!/bin/sh
+# Copyright (C) 2024 Bootlin
+
+set -ex
+[ $# -eq 8 ] || {
+    echo "SYNTAX: $0 <file> <fsbl> <fip> <bootfs image> <rootfs image> <env size> <bootfs size> <rootfs size>"
+    exit 1
+}
+
+OUTPUT="${1}"
+FSBL="${2}"
+FIP="${3}"
+BOOTFS="${4}"
+ROOTFS="${5}"
+ENVSIZE="$((${6} / 1024))"
+BOOTFSSIZE="${7}"
+ROOTFSSIZE="${8}"
+
+set $(ptgen -o "${OUTPUT}" -g -a 4 -l 2048 -G ${GUID} -N fsbla -p 2M -N fip -p 3M -N u-boot-env -p "${ENVSIZE}" -N boot -p${BOOTFSSIZE}M -N rootfs -p ${ROOTFSSIZE}M)
+FSBLAOFFSET="$((${1} / 512))"
+FSBLASIZE="$((${2} / 512))"
+FIPOFFSET="$((${3} / 512))"
+FIPSIZE="$((${4} / 512))"
+ENVOFFSET="$((${5} / 512))"
+ENVSIZE="$((${6} / 512))"
+BOOTFSOFFSET="$((${7} / 512))"
+BOOTFSSIZE="$((${8} / 512))"
+ROOTFSOFFSET="$((${9} / 512))"
+ROOTFSSIZE="$((${10} / 512))"
+
+dd bs=512 if="${FSBL}" of="${OUTPUT}" seek="${FSBLAOFFSET}" conv=notrunc
+dd bs=512 if="${FIP}"  of="${OUTPUT}" seek="${FIPOFFSET}" conv=notrunc
+dd bs=512 if=/dev/zero of="${OUTPUT}" seek="${ENVOFFSET}" count="${ENVSIZE}" conv=notrunc
+dd bs=512 if="${BOOTFS}" of="${OUTPUT}" seek="${BOOTFSOFFSET}" conv=notrunc
+dd bs=512 if="${ROOTFS}" of="${OUTPUT}" seek="${ROOTFSOFFSET}" conv=notrunc