[ECOS] Redboot output

[ECOS] Redboot output

[james chen]

Hello,

        I have port part of eCos to my test board. for convience, I download
redboot to my board use my monitor and run it in RAM. when redboot is first
running, it will output the following words, each words has double
characters. but when I input a command such as 'help', it will be ok. will
you tell me why?

      Thanks

james chen

==========================================================
RReeddBBoooott((ttmm))  ddeebbuugg  eennvviirroonnmmeenntt  --  bbuuiilltt
1111
::4400::5599,,  MMaarr    11  22000011

PPllaattffoorrmm::  AARRMM  ((AARRMM  77TTDDMMII))

CCooppyyrriigghhtt  ((CC))  22000000,,  22000011,,  RReedd  HHaatt,,
IInncc..



RRAAMM::  00xx00cc000000000000--00xx00cc77ff00000000

RReeddBBoooott>>  help
Manage machine caches
   cache [ON | OFF]
Display (hex dump) a range of memory
   dump -b <location> [-l <length>]
Execute code at a location
   go [-w <timeout>] [entry]
Help about help?
   help [<topic>]
Load a file
   load [-r] [-v] [-h <host>] [-m {TFTP | xyzMODEM}]
        [-b <base_address>] <file_name>
Reset the system
   reset
Display RedBoot version information
   version
RedBoot>

RE: [ECOS] Redboot output

[Gary Thomas]

It looks like you've told RedBoot that you have two diagnostic I/O channels.
When RedBoot starts up, it will try both channels (hence the doubled data).
Once a character arrives on one of them, then only that one will be used.
This is why it looks correct (no duplicates) after you start typing.

On 01-Mar-2001 james chen wrote:
> Hello,
> 
>         I have port part of eCos to my test board. for convience, I download
> redboot to my board use my monitor and run it in RAM. when redboot is first
> running, it will output the following words, each words has double
> characters. but when I input a command such as 'help', it will be ok. will
> you tell me why?
> 
>       Thanks
> 
> james chen
> 
> ==========================================================
> RReeddBBoooott((ttmm))  ddeebbuugg  eennvviirroonnmmeenntt  --  bbuuiilltt
> 1111
>::4400::5599,,  MMaarr    11  22000011
> 
> PPllaattffoorrmm::  AARRMM  ((AARRMM  77TTDDMMII))
> 
> CCooppyyrriigghhtt  ((CC))  22000000,,  22000011,,  RReedd  HHaatt,,
> IInncc..
> 
> 
> 
> RRAAMM::  00xx00cc000000000000--00xx00cc77ff00000000
> 
> RReeddBBoooott>>  help
> Manage machine caches
>    cache [ON | OFF]
> Display (hex dump) a range of memory
>    dump -b <location> [-l <length>]
> Execute code at a location
>    go [-w <timeout>] [entry]
> Help about help?
>    help [<topic>]
> Load a file
>    load [-r] [-v] [-h <host>] [-m {TFTP | xyzMODEM}]
>         [-b <base_address>] <file_name>
> Reset the system
>    reset
> Display RedBoot version information
>    version
> RedBoot>
>