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ef5985167c
There has been some modified device trees floating on forums to make this device work, collect the work and integrate it into OpenWrt so it hopefully works for users. Link: https://github.com/openwrt/openwrt/pull/21998 Signed-off-by: Linus Walleij <linusw@kernel.org>
127 lines
2.9 KiB
Bash
127 lines
2.9 KiB
Bash
REQUIRE_IMAGE_METADATA=1
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MTDSYSFS=/sys/class/mtd
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gemini_check_redboot_parts() {
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MTD1OF=`cat ${MTDSYSFS}/mtd1/offset`
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MTD2OF=`cat ${MTDSYSFS}/mtd2/offset`
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MTD3OF=`cat ${MTDSYSFS}/mtd3/offset`
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MTD4OF=`cat ${MTDSYSFS}/mtd4/offset`
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MTD1SZ=$((${MTD2OF} - ${MTD1OF}))
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MTD2SZ=$((${MTD3OF} - ${MTD2OF}))
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MTD3SZ=$((${MTD4OF} - ${MTD3OF}))
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ESZ=`cat ${MTDSYSFS}/mtd1/erasesize`
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if test ${ESZ} == 131072 ; then
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echo "MTD has 128kb EB size"
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else
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echo "MTD has wrong EB size!"
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fi
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KSZ=$(($ESZ * $2))
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RSZ=$(($ESZ * $3))
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ASZ=$(($ESZ * $4))
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NAME=`cat ${MTDSYSFS}/mtd1/name`
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if test "x${NAME}" == "xKern" ; then
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if test ${MTD1SZ} == ${KSZ} ; then
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echo "MTD1 Kern ${MTD1SZ} OK..."
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else
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echo "MTD1 is wrong size, aborting" >&2
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exit 1
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fi
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else
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echo "MTD1 has wrong name, aborting" >&2
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exit 1
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fi
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NAME=`cat ${MTDSYSFS}/mtd2/name`
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if test "x${NAME}" == "xRamdisk" ; then
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if test ${MTD2SZ} == ${RSZ} ; then
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echo "MTD2 Ramdisk ${MTD2SZ} OK..."
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else
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echo "MTD2 is at wrong offset, aborting" >&2
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exit 1
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fi
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else
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echo "MTD2 has wrong name, aborting" >&2
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exit 1
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fi
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NAME=`cat ${MTDSYSFS}/mtd3/name`
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if test "x${NAME}" == "xApplication" ; then
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if test ${MTD3SZ} == ${ASZ} ; then
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echo "MTD3 Application ${MTD3SZ} OK..."
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else
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echo "MTD3 is at wrong offset, aborting" >&2
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exit 1
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fi
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else
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echo "MTD3 has wrong name, aborting" >&2
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exit 1
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fi
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}
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# This converts the old RedBoot partitioning to the new shared
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# "firmware" partition.
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gemini_do_flat_redboot_upgrade() {
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ESZ=131072
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KSZ=$(($ESZ * $2))
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RSZ=$(($ESZ * $3))
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KRSZ=$(($KSZ + $RSZ))
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ASZ=$(($ESZ * $4))
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echo "Partition sizes: Kern ${KSZ}, Ramdisk ${RSZ}, Application ${ASZ}"
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echo "Extract Kern from flat image ${1}"
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echo "Write Kern from flat image ${1}"
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dd if="$1" bs=1 count=${KSZ} | mtd write - Kern
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echo "Write rd.gz from flat image ${1}"
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dd if="$1" bs=1 skip=${KSZ} count=${RSZ} | mtd write - Ramdisk
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echo "Write hddapp.tgz from flat image ${1}"
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dd if="$1" bs=1 skip=${KRSZ} count=${ASZ} | mtd write - Application
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}
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# Check if we have the new partition scheme, else do it the old
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# way.
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gemini_do_combined_upgrade() {
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NAME=`cat ${MTDSYSFS}/mtd1/name`
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if test "x${NAME}" == "xfirmware" ; then
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PART_NAME=firmware
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default_do_upgrade "$1"
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else
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gemini_check_redboot_parts "$1" $2 $3 $4
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gemini_do_flat_redboot_upgrade "$1" $2 $3 $4
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fi
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}
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platform_check_image() {
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local board=$(board_name)
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case "$board" in
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dlink,dir-685|\
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itian,sq201|\
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storlink,gemini324|\
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raidsonic,ib-4210-b|\
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raidsonic,ib-4220-b|\
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verbatim,s08v1901-d1)
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return 0
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;;
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esac
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echo "Sysupgrade is not yet supported on $board."
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return 1
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}
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platform_do_upgrade() {
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local board=$(board_name)
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case "$board" in
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dlink,dir-685)
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PART_NAME=firmware
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default_do_upgrade "$1"
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;;
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raidsonic,ib-4210-b|\
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raidsonic,ib-4220-b|\
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storlink,gemini324|\
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verbatim,s08v1901-d1)
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gemini_do_combined_upgrade "$1" 24 48 48
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;;
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itian,sq201)
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gemini_do_combined_upgrade "$1" 16 48 48
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;;
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esac
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}
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