Re: [microblaze-uclinux] XMD cableIV DeviceIoControl LPT_WRITE_CMD_BUFFER Failed

[Claudio Lanconelli <lanconelli.claudio@xxxxxxxxx>]

Hi,
I have exactly the same issue. You can try to set 2MHz instead of 5MHz, 
however to be sure
I always go at 500KHz.
If you really need fast download forget parallel cable and try USB cable.

Cheers,
Claudio Lanconelli

Marco Cavallini wrote:
> Is someone experienced with this issue during download with a 'fast' 
> Cable IV connection:
>  DeviceIoControl LPT_WRITE_CMD_BUFFER Failed.
> I am forced to use Cable III connection (longer) to complete the 
> operation.
>
> TIA
>
>
> Xilinx Microprocessor Debug (XMD) Engine
> Xilinx EDK 7.1.2 Build EDK_H.12.5.1
> Copyright (c) 1995-2005 Xilinx, Inc.  All rights reserved.
>
>   -snip-
>
> Executing Connect Cmd: connect mb mdm -cable type xilinx_parallel port 
> LPT1
> frequency 5000000 -debugdevice cpunr 1
> Connecting to cable (Parallel Port - LPT1).
> Checking cable driver.
>  Driver windrvr6.sys version = 6.2.2.2. LPT base address = 0378h.
>  ECP base address = 0778h.
>  ECP hardware is detected.
> Cable connection established.
> Connecting to cable (Parallel Port - LPT1) in ECP mode.
> Checking cable driver.
>  Driver xpc4drvr.sys version = 1.0.4.0. LPT base address = 0378h.
>  Cable Type = 1, Revision = 3.
>  Setting cable speed to 5 MHz.
> Cable connection established.
>
>   -snip-
>
> JTAG MDM Connected to MicroBlaze 1
> Connected to "mb" target. id = 0
> Starting GDB server for "mb" target (id = 0) at TCP port no 1234
>
> XMD% dow -data image.bin 0x10200000
>  DeviceIoControl LPT_WRITE_CMD_BUFFER Failed.
>  DeviceIoControl LPT_WRITE_CMD_BUFFER Failed.
>
>
> --
> /marco
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