problem of my coustom nios board?

[Altera_Forum]

#! /bin/sh# # This file was automatically generated by the Nios II IDE Flash Programmer.# # It will be overwritten when the flash programmer options change.#  

 cd F:/multiplexer200507010/standard/software/count_binary_1/Debug # Creating .flash file for the FPGA configuration $SOPC_KIT_NIOS2/bin/sof2flash --flash=U23 --offset=0x600000 --input=F:/multiplex er200507010/standard/standard.sof --output=standard.flash Info: ******************************************************************* Info: Running Quartus II Convert_programming_file Info: Command: quartus_cpf --no_banner --convert F:/multiplexer200507010/standar d/standard.sof standard.rbf Info: Quartus II Convert_programming_file was successful. 0 errors, 0 warnings  Info: Processing ended: Tue Oct 04 07:59:30 2005  Info: Elapsed time: 00:00:01 WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead # Programming flash with the FPGA configuration $SOPC_KIT_NIOS2/bin/nios2-flash-programmer --input=standard.flash --sof=$SOPC_KI T_NIOS2/examples/Multiplexer/system/Multiplexer.sof --base=0x00800000 Oct 4, 2005 7:59:31 AM - (??) nios2-flash-programmer: Launching Quartus Programm er to download:  D:/altera/kits/nios2_5.01/examples/Multiplexer/system/Multiplexer.sof Oct 4, 2005 7:59:38 AM - (??) nios2-flash-programmer: Error opening target hardw are Oct 4, 2005 7:59:38 AM - (??) nios2-flash-programmer: Unable to open flash-de vice after successfully communicating  with target. It is likely that you are using a flash-programming FPGA design which was not created for your target board.   In order to program flash, you must first create a purpose-built  flash-programming design (i.e. FPGA configuration) and associate it with  your particular board. The Nios development kit is delivered with purpose-bui lt  flash-programming designs pre-built for several development boards. If you wi sh  to program flash on your own board, you must first create a flash-programming  design.   The process of creating a flash-programming design for your board is mostly  automated. From a bash-shell, execute this script:   mk_target_board --help   The help-message includes references to other documentation on programming  flash and targeting Nios systems to custom board designs.  - exiting. WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead # Creating .flash file for the project $SOPC_KIT_NIOS2/bin/elf2flash --flash=U23 --base=0x00000000 --end=0x7fffff --res et=0x2100000 --input=count_binary_1.elf --output=ext_flash.flash --boot=$SOPC_KI T_NIOS2/components/altera_nios2/boot_loader_cfi.srec WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead # Programming flash with the project $SOPC_KIT_NIOS2/bin/nios2-flash-programmer --input=ext_flash.flash --sof=__NO_SO F_PLEASE__ --base=0x00800000 Oct 4, 2005 7:59:39 AM - (??) nios2-flash-programmer: Input file empty--no data  to program into flash. Exiting. WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead # Creating .flash file for the project $SOPC_KIT_NIOS2/bin/elf2flash --flash=U20 --epcs --base=0x0 --end=0x7fffffff --i nput=count_binary_1.elf --output=epcs_controller.flash --boot=$SOPC_KIT_NIOS2/co mponents/altera_nios2/boot_loader_epcs.srec WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead # Programming flash with the project $SOPC_KIT_NIOS2/bin/nios2-flash-programmer --input=epcs_controller.flash --sof=_ _NO_SOF_PLEASE__ --epcs Oct 4, 2005 7:59:39 AM - (??) nios2-flash-programmer: SOF-download skipped. Pre-Reading 75KBytes of data from U20:  |----.----+----.----|  ********************* (8.468 sec). Oct 4, 2005 7:59:50 AM - (??) nios2-flash-programmer: Success. Zero bytes writt en to U20-  (because device matched contents of epcs_controller.flash) Oct 4, 2005 7:59:50 AM - (??) nios2-flash-programmer: Flash programming complete WARNING: Default charset GB18030 not supported, using ISO-8859-1 instead  sdram is ok,epcs4 is ok ,my program designed is ok,why does my custom board ?

[Altera_Forum]

there is my memory test result 

 nios2-terminal: connected to hardware target using JTAG UART on cable nios2-terminal: "USB-Blaster [USB-0]", device 1, instance 0 nios2-terminal: (Use the IDE stop button or Ctrl-C to terminate)     <----> Nios II Memory Test. <----> This software example tests the memory in your system to assure it is working properly. This test is destructive to the contents of the memory it tests. Assure the memory being tested does not contain the executable or data sections of this code or the exception address of the system.   ----------------------------------  Memory Test Main Menu ----------------------------------  a: Test RAM  b: Test Flash  c: Test EPCS Serial Flash  q: Exit ----------------------------------  Select Choice (a-b): [Followed by <enter>]a Base address to start memory test: (i. e. 0x800000) >0x2000000 End Address: >0x20fffff  Testing RAM from 0x2000000 to 0x20FFFFF  -Data bus test passed  -Address bus test passed  -Byte and half-word access test passed  -Testing each bit in memory device. . . failed at address 0x2000034  ----------------------------------  Memory Test Main Menu ----------------------------------  a: Test RAM  b: Test Flash  c: Test EPCS Serial Flash  q: Exit ----------------------------------  Select Choice (a-b): [Followed by <enter>]b  Enter the name of the CFI flash device to be opened, or just press <enter> to open "/dev/ext_flash") >  -ERROR: Could not open /dev/ext_flash   ----------------------------------  Memory Test Main Menu ----------------------------------  a: Test RAM  b: Test Flash  c: Test EPCS Serial Flash  q: Exit ----------------------------------  Select Choice (a-b): [Followed by <enter>]c  Enter the name of the EPCS flash device to be opened, or just press <enter> to open "/dev/epcs_controller") >  -Successfully opened /dev/epcs_controller  -Region 0 contains 8 blocks.  -Checking Region 0 for erased blocks.  -Block 5, at address 0x50000 is erased.  -Would you like to test this block? (y/n)y   -Starting Flash Test.  -Testing "alt_write_flash" and "alt_read_flash".  pass 1 - passed.  pass 2 - passed.  -Testing "alt_erase_flash_block". passed.  -Testing "alt_write_flash_block". passed.  -Testing unaligned writes. passed.  -Returning block 5 to its erased state.  -Flash tests complete.  -Closing flash device "/dev/epcs_controller".   ----------------------------------  Memory Test Main Menu ----------------------------------  a: Test RAM  b: Test Flash  c: Test EPCS Serial Flash  q: Exit ----------------------------------  Select Choice (a-b): [Followed by <enter>]

[Altera_Forum]

my ext_ram address is 0x02000000---0x020fffff 

ext_flash address is 0x0---0x007fffff SDRAM address is 0x01000000---0x01ffffff above program on NIOS2_CYCLONE_DEV_BOARD IS OK;