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Hi,

I follow the instructions from this link (https://www.ridgerun.com/developer/wiki/index.php/DM365_Leopard_SDK_2011Q2_Getting_Started_Guide). When I type the "make installbootloader" I get the error below.

lchi@ubuntu:~/LeopardBoardDM365sdkEVAL2011Q2$ make installbootloader VERBOSE=1

if [ -f  "/home/lchi/LeopardBoardDM365sdkEVAL2011Q2/bsp/mach/ubootinstaller_notsupported" ] ; then\

   echo -e "\040" "\nThe installbootloader target is not supported on "Leopard Board DM365"\n";\

   exit -1; \

fi

  Ridgerun Linux SDK

  Board configuration: Leopard Board DM365

  Multi-core machine, using 1 out of 2 cores for building

if ! [[ 172.20.45.64 =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]] ; then \

   echo -e "\040" "\033[31mERROR:\033[39m The detected IP address (172.20.45.64) for interface "eth0" isn't a valid IP address, please be sure this is the intended interface that is connected to the board...\n" ; \

   exit -1 ; \

fi

echo -e "\040" Installation system of uboot images over TFTP for host 172.20.45.64

  Installation system of uboot images over TFTP for host 172.20.45.64

echo -e "\040" Please be sure u-boot is running on port "/dev/ttyS0" and none process \(like minicom\) is using it 

  Please be sure u-boot is running on port /dev/ttyS0 and none process (like minicom) is using it

if [ -n "`lsof -t "/dev/ttyS0"`" ] ; then \

echo -e "\040" "\033[31mError: u-boot "/dev/ttyS0" port in use\033[0m\n"; \

lsof "/dev/ttyS0"; \

exit -1; \

else \

echo -e "\040" "u-boot port "/dev/ttyS0"\n"; \

fi

  u-boot port /dev/ttyS0

cd /home/lchi/LeopardBoardDM365sdkEVAL2011Q2/installer/u-boot-installer/ ; perl installer bootloader

  Performing handshake with u-boot...Sending [    ]

Sending [echo resync]

Uboot prompt: [DM365 LEOPARD #]

  Trying to identify NAND block size... Sending [nand info]

nand size before regular expression: [NAND 256MiB 3,3V 8-bit, sector size 128 KiB

DM365 LEOPARD # ]nand size after match for old uboot nand info: [NAND 256MiB 3,3V 8-bit, sector size 128 KiB

DM365 LEOPARD # ]no match, trying new output formatnand size after match for new uboot nand info: [128]detected 0x20000

  Trying to identify NAND Page size... Sending [nand dump.oob 0200]

Sending [nand dump.oob 0400]

Sending [nand dump.oob 0800]

detected 2048

Sending [icache]

  Error: Your uboot doesn't have icache command, refusing to load upgrade bootloader due risk of hanging.

    You can update your bootloader by other means like SD card or use FORCEINSTALL=yes

make: *** [installbootloader] Error 255