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#!/bin/bash
set_gpio()
{
local pin_info
read -r -a pin_info < <(gpiofind "$1")
gpioset "${pin_info[0]}" "${pin_info[1]}"="$2"
}
bind_flash()
{
local sled_index=$1
if [ "$sled_index" -eq 1 ]; then
set_gpio SEL_SPI2_MUX 0
set_gpio SPI2_MUX1 0
set_gpio SPI2_MUX2 1
set_gpio SPI2_MUX3 1
elif [ "$sled_index" -eq 2 ]; then
set_gpio SEL_SPI2_MUX 1
set_gpio SPI2_MUX1 0
set_gpio SPI2_MUX2 1
set_gpio SPI2_MUX3 1
elif [ "$sled_index" -eq 3 ]; then
set_gpio SEL_SPI2_MUX 0
set_gpio SPI2_MUX1 1
set_gpio SPI2_MUX2 0
set_gpio SPI2_MUX3 1
elif [ "$sled_index" -eq 4 ]; then
set_gpio SEL_SPI2_MUX 1
set_gpio SPI2_MUX1 1
set_gpio SPI2_MUX2 0
set_gpio SPI2_MUX3 1
elif [ "$sled_index" -eq 5 ]; then
set_gpio SEL_SPI2_MUX 0
set_gpio SPI2_MUX1 1
set_gpio SPI2_MUX2 1
set_gpio SPI2_MUX3 0
elif [ "$sled_index" -eq 6 ]; then
set_gpio SEL_SPI2_MUX 1
set_gpio SPI2_MUX1 1
set_gpio SPI2_MUX2 1
set_gpio SPI2_MUX3 0
else
echo "Error: Invalid sled index $sled_index"
return 1
fi
if ! echo -n 1e631000.spi > /sys/bus/platform/drivers/aspeed-smc/bind; then
echo "Error: flash bind failed"
return 1
fi
return 0
}
unbind_flash()
{
echo -n 1e631000.spi > /sys/bus/platform/drivers/aspeed-smc/unbind
set_gpio SEL_SPI2_MUX 1
set_gpio SPI2_MUX1 1
set_gpio SPI2_MUX2 1
set_gpio SPI2_MUX3 1
return 0
}
findmtd()
{
m=$(grep -xl "$1" /sys/class/mtd/*/name)
m=${m%/name}
m=${m##*/}
echo "$m"
}
error_cleanup()
{
unbind_flash
exit 1
}
SLED_INDEX=$1
IMAGE_FILE="/run/initramfs/image-usb"
MTD_NAME="pnor"
FLASH_CP_CMD="/usr/sbin/flashcp"
FLASH_ERASEALL_CMD="/usr/sbin/flash_eraseall"
if ! bind_flash "$SLED_INDEX"; then
error_cleanup
fi
sleep 1
pnormtd="$(findmtd $MTD_NAME)"
if test -z "$pnormtd"; then
echo "Error: can not find pnor mtd device"
error_cleanup
fi
sleep 1
MTD_NODE_PATH="/dev/$pnormtd"
if [ ! -c "$MTD_NODE_PATH" ]; then
echo "Error: /dev/$pnormtd device node not exist"
error_cleanup
fi
echo "Bind mtd node success, path: $MTD_NODE_PATH"
sleep 1
$FLASH_ERASEALL_CMD "$MTD_NODE_PATH" || error_cleanup
echo "Erase flash block done"
sleep 1
$FLASH_CP_CMD -v $IMAGE_FILE "$MTD_NODE_PATH" || error_cleanup
echo "Write firmware image done"
sync
sleep 1
unbind_flash
exit 0
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