Downloading the Boot Loader to the AMD DBAu1500 Development Board (Windows CE 5.0)

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If you are downloading the Windows CE boot loader to the AMD DBAu1500 Development Board for the first time, you can use the following procedure.

To download the Windows CE boot loader for the first time

1. Verify that the AMD DBAu1500 Development Board is turned off.

2. Switch the red SWAP_BOOT switch, S8, to the upper position.

3. On the development workstation, configure the terminal emulation software to the settings shown in the following table.

   Bits per second	Data bits	Parity	Stop bits	Flow control
   115200	8	None	1	None

4. Turn on the AMD DBAu1500 Development Board by pressing the power switch, S3.

   The Yamon ROM Monitor should run and you should see the following output on the terminal window:

   YAMON ROM Monitor, Revision 02.13DB1500.
   Copyright (c) 1999-2000 MIPS Technologies, Inc. - All Rights Reserved.
   
   For a list of available commands, type 'help'.
   
   Compilation time =            Oct  7 2002  13:33:30
   MAC address =                 00.50.c2.0c.20.5a
   Processor Company ID =        0x03
   Processor ID/revision =       0x02 / 0x00
   Endianness =                  Little
   CPU =                         396 MHz
   Flash memory size =           32 MByte
   SDRAM size =                  64 MByte
   First free SDRAM address =    0x8008aad4
   
   YAMON>
   

5. Download the Eboot image into RAM on the AMD DBAu1500 Development Board by typing the following command at the YAMON> command prompt:

   load asc:
   

   The following output appears after you type this command:

   About to load asc://tty0
   Press Ctrl-C to break
   Start dump from terminal program
   

6. Start the download process from the terminal emulator using the Boot.sre file from the Release directory. The following output appears after you type this command:

   Start = 0x83f80004, range = (0x83f80000,0x83f8b4eb), format = SREC
   YAMON>
   

7. At the YAMON> command prompt, type the following command to erase flash memory:

   erase 9ec00000 40000
   

   The following output appears after you type this command:

   what...
   The following area will be erased:
   Start address = 0x1ec00000
   Size          = 0x00040000
   Confirm ? (y/n) y
   Erasing...Done
   YAMON>
   

8. Copy the Eboot image into flash memory by typing the following command at the YAMON> command prompt:

   copy 83f80000 9ec00000 20000
   

   The following output appears after you type this command:

   Copying...Done
   YAMON>
   

   Note   To determine the correct size of the image copy, add 1 to the download result.

9. Turn off the AMD DBAu1500 Development Board.

10. Swap flash memory blocks by switching the red SWAP_BOOT switch, S8, to the lower position.

11. Configure the terminal emulation software to the following settings:

    Bits per second	Data bits	Parity	Stop bits	Flow control
    38400	8	None	1	None

12. Turn on the AMD DBAu1500 Development Board and verify that you downloaded the Windows CE boot loader.

    For the format of the Windows CE boot loader message, see Windows CE Boot Loader Output for the AMD DBAu1500 Development Board.

13. Set the Media Access Control (MAC) addresses for the Au1500 on-chip Ethernet controllers and change other boot loader parameters as required.

    Note   Save new configuration settings to flash memory.

14. Turn on the AMD DBAu1500 Development Board and verify that the device does not use the broadcast MAC address.

See Also

How to Use the BSP for the AMD DBAu1500 Development Board | Downloading the Run-Time Image to the AMD DBAu1500 Development Board

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