diff options
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-core/fw-update/files/fwupd.sh')
| -rw-r--r-- | meta-openbmc-mods/meta-common/recipes-core/fw-update/files/fwupd.sh | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-core/fw-update/files/fwupd.sh b/meta-openbmc-mods/meta-common/recipes-core/fw-update/files/fwupd.sh new file mode 100644 index 000000000..889a73c06 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-core/fw-update/files/fwupd.sh @@ -0,0 +1,172 @@ +#!/bin/sh + +SSH_ID=$HOME/.ssh/id_rsa.db +[ -e $HOME/.fwupd.defaults ] && source $HOME/.fwupd.defaults + +usage() { + echo "usage: $(basename $0) uri" + echo " uri is something like: file:///path/to/fw" + echo " tftp://tftp.server.ip.addr/path/to/fw" + echo " scp://[user@]scp.server.ip.addr:/path/to/fw" + echo " http[s]://web.server.ip.addr/path/to/fw" + echo " ftp://[user@]ftp.server.ip.addr/path/to/fw" + exit 1 +} + +if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then usage; fi +if [ $# -eq 0 ]; then + # set DEFURI in $HOME/.fwupd.defaults + URI="$DEFURI" +else + URI="$1" +fi + +PROTO=$(echo "$URI" | sed 's,\([a-z]*\)://.*$,\1,') +REMOTE=$(echo "$URI" | sed 's,.*://\(.*\)$,\1,') +REMOTE_HOST=$(echo "$REMOTE" | sed 's,\([^/]*\)/.*$,\1,') +if [ "$PROTO" = 'scp' ]; then + REMOTE_PATH=$(echo "$REMOTE" | cut -d':' -f2) +else + REMOTE_PATH=$(echo "$REMOTE" | sed 's,[^/]*/\(.*\)$,\1,') +fi +LOCAL_PATH="/tmp/$(basename $REMOTE_PATH)" +echo "PROTO=$PROTO" +echo "REMOTE=$REMOTE" +echo "REMOTE_HOST=$REMOTE_HOST" +echo "REMOTE_PATH=$REMOTE_PATH" +if [ ! -e $LOCAL_PATH ] || [ $(stat -c %s $LOCAL_PATH) -eq 0 ]; then + echo "Download '$REMOTE_PATH' from $PROTO $REMOTE_HOST $REMOTE_PATH" + case "$PROTO" in + scp) + mkdir -p $HOME/.ssh + if [ -e "$SSH_ID" ]; then + ARG_ID="-i $SSH_ID" + fi + scp $ARG_ID $REMOTE_HOST$REMOTE_PATH $LOCAL_PATH + if [ $? -ne 0 ]; then + echo "scp $REMOTE $LOCAL_PATH failed!" + exit 255 + fi + ;; + tftp) + cd /tmp + tftp -g -r "$REMOTE_PATH" "$REMOTE_HOST" + if [ $? -ne 0 ]; then + echo "tftp -g -r \"$REMOTE_PATH\" \"$REMOTE_HOST\" failed!" + exit 255 + fi + ;; + http|https|ftp) + wget --no-check-certificate "$URI" -O "$LOCAL_PATH" + if [ $? -ne 0 ]; then + echo "wget $URI failed!" + exit 255 + fi + ;; + file) + cp "$REMOTE_PATH" "$LOCAL_PATH" + ;; + *) + echo "Invalid URI $URI" + exit 1; + ;; + esac +fi + +# PFR image update section +# this file being created at build time for PFR images +if [ -e /usr/share/pfr ] +then +# read the image type from the uploaded image +# Byte at location 0x8 gives image type +img_type=$(hexdump -s 8 -n 1 $LOCAL_PATH | cut -b12,1 | sed '2d;') +echo "image-type=$img_type" + +# BMC image - max size 32MB +if [ "$img_type" = '04' ]; then + echo "BMC firmware image" + # 32MB - 33554432 + img_size=33554432 + upd_intent_val=0x08 + # page is at 4KB boundary + img_page_offset=0 + erase_offset=0 + blk_cnt=0x200 +# CPLD image- max size 4MB +elif [ "$img_type" = '00' ]; then + echo "CPLD firmware image" + # 4MB - 4194304 + img_size=4194304 + upd_intent_val=0x04 + # dd command accepts the offset in decimal + # below is the page offset in 4KB boundary + img_page_offset=12288 + erase_offset=0x3000000 + blk_cnt=0x40 +# BIOS image- max size 16MB +elif [ "$img_type" = '02' ]; then + echo "BIOS firmware image" + # 16MB- 16777216 + img_size=16777216 + upd_intent_val=0x01 + # dd command accepts the offset in decimal + # below is the page offset in 4KB boundary + img_page_offset=8192 + erase_offset=0x2000000 + blk_cnt=0x100 +else + echo "${img_type}:Unknown image type, exiting the firmware update script" + exit 1 +fi + +# do a quick sanity check on the image +if [ $(stat -c "%s" "$LOCAL_PATH") -gt $img_size ]; then + echo "Update file "$LOCAL_PATH" is bigger than the supported image size" + exit 1 +fi + +TGT="/dev/mtd/image-stg" +echo "Updating $(basename $TGT)" +flash_erase $TGT $erase_offset $blk_cnt +echo "Writing $(stat -c "%s" "$LOCAL_PATH") bytes" +# cat "$LOCAL_PATH" > "$TGT" +dd bs=4k seek=$img_page_offset if=$LOCAL_PATH of=$TGT +sync +echo "Written $(stat -c "%s" "$LOCAL_PATH") bytes" +# remove the updated image from /tmp +rm -f $LOCAL_PATH +echo "Setting update intent in PFR CPLD" +sleep 5 # delay for sync and to get the above echo messages +# write to PFRCPLD about BMC update intent. +i2cset -y 4 0x70 0x13 $upd_intent_val + +else # Non-PFR image update section +# do a quick sanity check on the image +if [ $(stat -c "%s" "$LOCAL_PATH") -lt 10000000 ]; then + echo "Update file "$LOCAL_PATH" seems to be too small" + exit 1 +fi +dtc -I dtb -O dtb "$LOCAL_PATH" > /dev/null 2>&1 +if [ $? -ne 0 ]; then + echo "Update file $LOCAL_PATH doesn't seem to be in the proper format" + exit 1 +fi + +# guess based on fw_env which partition we booted from +BOOTADDR=$(fw_printenv bootcmd | awk '{print $2}') + +TGT="/dev/mtd/image-a" +case "$BOOTADDR" in + 20080000) TGT="/dev/mtd/image-b"; BOOTADDR="22480000" ;; + 22480000) TGT="/dev/mtd/image-a"; BOOTADDR="20080000" ;; + *) TGT="/dev/mtd/image-a"; BOOTADDR="20080000" ;; +esac +echo "Updating $(basename $TGT) (use bootm $BOOTADDR)" +flash_erase $TGT 0 0 +echo "Writing $(stat -c "%s" "$LOCAL_PATH") bytes" +cat "$LOCAL_PATH" > "$TGT" +fw_setenv "bootcmd" "bootm ${BOOTADDR}" + +# reboot +reboot +fi |