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#!/bin/bash
devpath="/sys/bus/i2c/devices/13-0077/driver"
source /usr/sbin/kudo-lib.sh
function fwbios() {
KERNEL_FIU_ID="c0000000.spi"
KERNEL_SYSFS_FIU="/sys/bus/platform/drivers/NPCM-FIU"
# switch the SPI mux from Host to BMC
i2cset -y -f -a 13 0x76 0x10 0x01
# rescan the spi bus
if [ -d "${KERNEL_SYSFS_FIU}/${KERNEL_FIU_ID}" ]; then
echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/unbind
sleep 1
fi
echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/bind
# write to the mtd device
BIOS_MTD=$(cat /proc/mtd | grep "bios" | sed -n 's/^\(.*\):.*/\1/p')
if [ ! -f $1 ]; then
echo " Cannot find the" $1 "image file"
exit 1
fi
echo "Flashing BIOS @/dev/$BIOS_MTD"
flashcp -v $1 /dev/$BIOS_MTD
wait
# switch the SPI mux from BMC to Host
if [ -d "${KERNEL_SYSFS_FIU}/${KERNEL_FIU_ID}" ]; then
echo "${KERNEL_FIU_ID}" > "${KERNEL_SYSFS_FIU}"/unbind
fi
i2cset -y -f -a 13 0x76 0x10 0x00
if [[ $(find ${1} -type f -size +17156k 2>/dev/null) ]]; then
echo "Extracting the SCP from the image"
dd if=$1 bs=1024 skip=17156 count=256 of=/run/initramfs/myscp.img
fwscp /run/initramfs/myscp.img
fi
# Disable LPI mode NV_SI_CPU_LPI_FREQ_DISABLE.
nvparm -s 0x1 -o 0x114090
rm -f $1
}
function fwbmccpld() {
# BMC_JTAG_MUX_1 #218 0:BMC 1:MB
set_gpio_ctrl 218 out 0
loadsvf -d /dev/jtag0 -s $1 -m 0
wait
set_gpio_ctrl 218 out 1
rm -f $1
}
function fwmbcpld() {
# BMC_JTAG_MUX_1 #218 0:BMC 1:MB
# BMC_JTAG_SEL #164 0:BMC 1:CPU
set_gpio_ctrl 218 out 1
set_gpio_ctrl 164 out 1
loadsvf -d /dev/jtag0 -s $1 -m 0
wait
rm -f $1
}
function fwscp() {
# BMC_I2C_BACKUP_SEL #168 0:failover, 1:main
# BMC_CPU_EEPROM_I2C_SEL #85 0:BMC, 1:CPU
set_gpio_ctrl 168 out 1
set_gpio_ctrl 85 out 0
I2C_BUS_DEV=$(ls -l $devpath/"13-0077/" | grep channel-0 | awk '{ print $11}' | cut -c 8-)
ampere_eeprom_prog -b $I2C_BUS_DEV -s 0x50 -p -f $1
wait
set_gpio_ctrl 85 out 1
set_gpio_ctrl 168 out 1
rm -f $1
}
function fwscpback() {
# BMC_I2C_BACKUP_SEL #168 0:failover, 1:main
# BMC_CPU_EEPROM_I2C_SEL #85 0:BMC, 1:CPU
set_gpio_ctrl 168 out 0
set_gpio_ctrl 85 out 0
I2C_BUS_DEV=$(ls -l $devpath/"13-0077/" | grep channel-0 | awk '{ print $11}' | cut -c 8-)
ampere_eeprom_prog -b $I2C_BUS_DEV -s 0x50 -p -f $1
wait
set_gpio_ctrl 85 out 1
set_gpio_ctrl 168 out 1
rm -f $1
}
function fwmb_pwr_seq(){
#$1 0x40 seq config file
#$2 0x41 seq config file
if [[ ! -e $1 ]]; then
echo "$1 file does not exist"
exit 1
fi
if [[ ! -e $2 ]]; then
echo "$2 file does not exist"
exit 1
fi
echo 32-0040 > /sys/bus/i2c/drivers/adm1266/unbind
echo 32-0041 > /sys/bus/i2c/drivers/adm1266/unbind
adm1266_fw_fx $1 $2
if [ $? -ne 0 ]; then
echo "The power seq flash failed" >&2
exit 1
fi
echo 32-0040 > /sys/bus/i2c/drivers/adm1266/bind
echo 32-0041 > /sys/bus/i2c/drivers/adm1266/bind
rm -f $1
rm -f $2
exit 0
}
case $1 in
bios)
fwbios $2
;;
bmccpld)
fwbmccpld $2
;;
mbcpld)
fwmbcpld $2
;;
scp)
fwscp $2
;;
scpback)
fwscpback $2
;;
mbseq)
fwmb_pwr_seq $2 $3
;;
*)
;;
esac
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