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author | George Hung <george.hung@quantatw.com> | 2020-05-20 12:22:25 +0300 |
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committer | Andrew Geissler <geissonator@yahoo.com> | 2020-06-12 15:59:13 +0300 |
commit | f089ba1b6aff10fcd4e7a6e4b9809e866e0816ff (patch) | |
tree | f9cad88e0b2a7512c21446f2d599782aa585e30a /meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh | |
parent | a7cfc8dc0605f16e068e2ae66ed6e81ff3369c71 (diff) | |
download | openbmc-f089ba1b6aff10fcd4e7a6e4b9809e866e0816ff.tar.xz |
meta-quanta: gbs: inband bmc/bios image update
gbs-bmc-update and gbs-bios-update packages do
inband bmc/bios image update via Nuvoton PCI mailbox
Tested:
Set PCI mailbox memory space as writable
~# sudo setpci -d 1050:0750 04.B=02
bmc update:
~# sudo burn_my_bmc --command update --interface ipmipci
--image image-bmc --sig image-bmc.sig --type image
bios update:
~# sudo burn_my_bmc --command update --interface ipmipci
--image image-bios --sig image-bios.sig --type bios
(From meta-quanta rev: 85d9f2a992421ca981ac11c6227ceb3531a3bb1a)
Signed-off-by: George Hung <george.hung@quantatw.com>
Change-Id: I1a73f724c4cf16636c460d20c6efd409eac4e80f
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Diffstat (limited to 'meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh')
-rw-r--r-- | meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh b/meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh new file mode 100644 index 000000000..3a215fa50 --- /dev/null +++ b/meta-quanta/meta-gbs/recipes-gbs/gbs-bios-update/files/bios-update.sh @@ -0,0 +1,84 @@ +#!/bin/sh +# Copyright 2020 Google LLC +# Copyright 2020 Quanta Computer Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# Global variables + +# GPIO to control the host SPI mux +SPI_SW_SELECT=169 + +# Kernel control string for bind/unbind +KERNEL_FIU_ID="c0000000.fiu" + +# Kernel sysfs path for bind/unbind +KERNEL_SYSFS_FIU="/sys/bus/platform/drivers/NPCM-FIU" + +IMAGE_FILE="/tmp/image-bios" + +# Taken from /run/initramfs/update +# Given label name, return mtd node. e.g. `findmtd bmc` returns 'mtd0' +findmtd() { + m=$(grep -xl "$1" /sys/class/mtd/*/name) + m=${m%/name} + m=${m##*/} + echo $m +} + +cleanup() { + if [ -d "${KERNEL_SYSFS_FIU}/${KERNEL_FIU_ID}" ]; then + echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/unbind + fi + echo low > /sys/class/gpio/gpio${SPI_SW_SELECT}/direction # Switch mux to host + rm -f ${IMAGE_FILE} +} +trap cleanup EXIT SIGHUP SIGINT SIGTERM + +main() { + if [ ! -f ${IMAGE_FILE} ]; then + echo "Invalid bios image file!" + exit 1 + fi + + echo "Starting bios update..." + if [ ! -d "/sys/class/gpio/gpio${SPI_SW_SELECT}" ]; then + echo "${SPI_SW_SELECT}" > /sys/class/gpio/export + fi + + echo high > /sys/class/gpio/gpio${SPI_SW_SELECT}/direction # Switch mux to BMC + + if [ -d "${KERNEL_SYSFS_FIU}/${KERNEL_FIU_ID}" ]; then + echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/unbind + fi + echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/bind + + # BIOS flash is labelled 'pnor' + pnor_mtd=$(findmtd pnor) + if [ -z "${pnor_mtd}" ]; then + echo "Cannot find bios flash mtd partition!" + exit 1 + fi + + flashcp -v $IMAGE_FILE /dev/"${pnor_mtd}" + if [ $? -eq 0 ]; then + echo "bios update successfully..." + else + echo "bios update failed..." + exit 1 + fi +} +# Exit without running main() if sourced +return 0 2>/dev/null + +main "$@" |