1 files changed, 120 insertions, 0 deletions
diff --git a/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh b/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh
new file mode 100644
index 000000000..e42795f0c
--- /dev/null
+++ b/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh
@@ -0,0 +1,120 @@
+#!/bin/bash
+
+devpath="/sys/bus/i2c/devices/13-0077/driver"
+
+# set_gpio_ctrl
+# pin #, direction, high(1)/low(0)
+function set_gpio_ctrl() {
+  echo $1 > /sys/class/gpio/export
+  echo $2 > /sys/class//gpio/gpio$1/direction
+  echo $3 > /sys/class/gpio/gpio$1/value
+  echo $1 > /sys/class/gpio/unexport
+  sleep 1
+}
+
+function fwbios() {
+  KERNEL_FIU_ID="c0000000.spi"
+  KERNEL_SYSFS_FIU="/sys/bus/platform/drivers/NPCM-FIU"
+
+  # switch the SPI mux from Host to BMC
+  i2cset -y -f -a 13 0x76 0x10 0x01
+
+  # rescan the spi bus
+  if [ -d "${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
+  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
+}
+
+
+case $1 in
+  bios)
+    fwbios $2
+    ;;
+  bmccpld)
+    fwbmccpld $2
+    ;;
+  mbcpld)
+    fwmbcpld $2
+    ;;
+  scp)
+    fwscp $2
+    ;;
+  scpback)
+    fwscpback $2
+    ;;
+  *)
+    ;;
+esac