Your Name
144 lines
3.3 KiB
Bash
Executable File
144 lines
3.3 KiB
Bash
Executable File
#!/bin/bash
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set -e
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POWER_CMD="/usr/sbin/power-util mb"
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IMAGE_FILE=$1/bios.bin
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GPIO=389
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IPMB_OBJ="xyz.openbmc_project.Ipmi.Channel.Ipmb"
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IPMB_PATH="/xyz/openbmc_project/Ipmi/Channel/Ipmb"
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IPMB_INTF="org.openbmc.Ipmb"
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IPMB_CALL="sendRequest yyyyay"
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ME_CMD_RECOVER="1 0x2e 0 0xdf 4 0x57 0x01 0x00 0x01"
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ME_CMD_RESET="1 6 0 0x2 0"
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SPI_DEV="1e630000.spi"
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SPI_PATH="/sys/bus/platform/drivers/aspeed-smc"
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set_gpio_to_bmc()
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{
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echo "switch bios GPIO to bmc"
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if [ ! -d /sys/class/gpio/gpio$GPIO ]; then
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cd /sys/class/gpio
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echo $GPIO > "export"
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cd gpio$GPIO
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else
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cd /sys/class/gpio/gpio$GPIO
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fi
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direc=$(cat direction)
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if [ "$direc" == "in" ]; then
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echo "out" > direction
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fi
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data=$(cat value)
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if [ "$data" == "0" ]; then
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echo 1 > value
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fi
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return 0
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}
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set_gpio_to_pch()
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{
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echo "switch bios GPIO to pch"
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if [ ! -d /sys/class/gpio/gpio$GPIO ]; then
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cd /sys/class/gpio
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echo $GPIO > "export"
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cd gpio$GPIO
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else
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cd /sys/class/gpio/gpio$GPIO
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fi
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direc=$(cat direction)
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if [ "$direc" == "in" ]; then
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echo "out" > direction
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fi
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data=$(cat value)
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if [ "$data" == "1" ]; then
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echo 0 > value
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fi
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echo "in" > direction
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echo $GPIO > /sys/class/gpio/unexport
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return 0
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}
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echo "Bios upgrade started at $(date)"
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#Power off host server.
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echo "Power off host server"
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$POWER_CMD off
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sleep 15
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if [ "$($POWER_CMD status)" != "off" ];
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then
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echo "Host server didn't power off"
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echo "Bios upgrade failed"
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exit 1
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fi
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echo "Host server powered off"
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#Set ME to recovery mode
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echo "Set ME to recovery mode"
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# shellcheck disable=SC2086
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busctl call "$IPMB_OBJ" "$IPMB_PATH" "$IPMB_INTF" $IPMB_CALL $ME_CMD_RECOVER
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sleep 5
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#Flip GPIO to access SPI flash used by host.
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echo "Set GPIO $GPIO to access SPI flash from BMC used by host"
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set_gpio_to_bmc
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#Bind spi driver to access flash
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echo "bind aspeed-smc spi driver"
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echo -n $SPI_DEV > $SPI_PATH/bind
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sleep 1
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#Flashcp image to device.
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if [ -e "$IMAGE_FILE" ];
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then
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echo "Bios image is $IMAGE_FILE"
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for d in mtd6 mtd7 ; do
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if [ -e "/dev/$d" ]; then
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mtd=$(cat /sys/class/mtd/$d/name)
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if [ "$mtd" == "pnor" ]; then
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echo "Flashing bios image to $d..."
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if flashcp -v "$IMAGE_FILE" /dev/$d; then
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echo "bios updated successfully..."
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else
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echo "bios update failed..."
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fi
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break
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fi
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echo "$d is not a pnor device"
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fi
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echo "$d not available"
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done
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else
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echo "Bios image $IMAGE_FILE doesn't exist"
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fi
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#Unbind spi driver
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sleep 1
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echo "Unbind aspeed-smc spi driver"
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echo -n $SPI_DEV > $SPI_PATH/unbind
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sleep 10
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#Flip GPIO back for host to access SPI flash
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echo "Set GPIO $GPIO back for host to access SPI flash"
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set_gpio_to_pch
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sleep 5
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#Reset ME to boot from new bios
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echo "Reset ME to boot from new bios"
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# shellcheck disable=SC2086
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busctl call "$IPMB_OBJ" "$IPMB_PATH" "$IPMB_INTF" $IPMB_CALL $ME_CMD_RESET
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sleep 10
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#Power on server
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echo "Power on server"
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$POWER_CMD on
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sleep 5
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# Retry to power on once again if server didn't powered on
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if [ "$($POWER_CMD status)" != "on" ];
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then
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sleep 5
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echo "Powering on server again"
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$POWER_CMD on
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fi
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