tftpqspi

#!/bin/bash

source $EMB_LINUX_SCRIPTDIR_PATH/common/load_cfg.sh
source $EMB_LINUX_SCRIPTDIR_PATH/common/tty_screen.sh
source $EMB_LINUX_SCRIPTDIR_PATH/common/ip.sh
$EMB_LINUX_SCRIPTDIR_PATH/common/tftp_server.sh
# bha, maybe someone, somewhere, will need somewhat like this..
# ..or probably something better than this crap..
sleep 0.2

if [ $# != 3 ]; then

    echo "usage:"
    echo "$0 [<bin> <offset>]"

    exit -1
fi

IMAGE=$2
OFFS=$3

SIZE=`stat -c %s $IMAGE`
ALIGN=65536

# NOTE: u-boot (2017.5) erase command need properly aligned len.
# for example on my Z-Turn it fails until is rounded to
# some stride (256?)
#
# to round a number n to the k stride
# (n + k - 1) / k * k
ERASE_SIZE=$((($SIZE + $ALIGN -1) / $ALIGN * $ALIGN))

# uboot (2017.5) seems to need hex numbers
ERASE_SIZE_HEX=0x`printf %x $ERASE_SIZE`
SIZE_HEX=0x`printf %x $SIZE`
OFFS_HEX=0x`printf %x $OFFS`

UBOOT=$EMB_LINUX_SCRIPTDIR_PATH/common/uboot_put.sh

UBOOT_INIT_TFTP="setenv ipaddr $ETH_REMOTE_ADDR"
UBOOT_INIT_TFTP2="setenv serverip $ETH_LOCAL_ADDR"
UBOOT_LOAD_IMAGE="tftpboot $UBOOT_IMAGE_LOADADDR $ETH_LOCAL_ADDR:$IMAGE"
UBOOT_SF_INIT="sf probe"
UBOOT_ERASE_QSPI="sf erase $OFFS_HEX $ERASE_SIZE_HEX"
UBOOT_FLASH_QSPI="sf write $UBOOT_IMAGE_LOADADDR $OFFS_HEX $SIZE_HEX"

$UBOOT "$UBOOT_PRE_CMD;$UBOOT_INIT_TFTP;$UBOOT_INIT_TFTP2;$UBOOT_LOAD_IMAGE;$UBOOT_SF_INIT;$UBOOT_ERASE_QSPI;$UBOOT_FLASH_QSPI"