[ECOS] Re: Writing file to host system's OS filesystem

[Samie Hassan Ghauri]

Thanks for the help.

Samie


>From: John Newlin <jnewlin@rawbw.com>
>To: Mark Salter <msalter@redhat.com>
>CC: alexs@ecoscentric.com, andrew@lunn.ch, samiehg@hotmail.com,   
>ecos-discuss@sources.redhat.com
>Subject: Re: [ECOS] Re: Writing file to host system's OS filesystem
>Date: Thu, 19 Aug 2004 09:02:31 -0700
>
>Mark Salter wrote:
>
>>>>>>>Alex Schuilenburg writes:
>>>>>>>
>>>>>>>
>>
>>
>>
>>>Andrew Lunn wrote:
>>>
>>>
>>>>On Wed, Aug 18, 2004 at 05:29:53PM +0000, Samie Hassan Ghauri wrote:
>>>>
>>>>
>>>>
>>>>>Thanks for your advise on how to access a file by including a romfs 
>>>>>image in my code.
>>>>>
>>>>>I was just wondering could you suggest any idea on how can I write any 
>>>>>file to my host OS (i.e Win XP)?
>>>>>
>>>>>
>>>>Its not realy your host OS. Its just another OS that can run on the
>>>>same machine at some other time. You don't run eCos on top of M$ XP
>>>>unlike the synthetic target which does run as a process on Linux.
>>>>
>>>>There is currently no way to do what you want.
>>>>
>>
>>
>>
>>>Actually there is.
>>>
>>>
>>
>>
>>
>>>There was a project to produce semi-hosted libraries (e.g. fileio 
>>>operations were performed on the host rather than the embedded target) 
>>>which included changes+extentions to gdb, as well as target run-time 
>>>libraries.  This was obviously not specific to eCos, nor was any work 
>>>done in eCos to support these gdb extensions, but if these extensions 
>>>were completed and released as part of gdb, I suspect an ecos semi-hosted 
>>>library would be feasible.
>>>
>>>
>>
>>
>>
>>>However, I don't know if this project was ever finished or released 
>>>publically.  Maybe one of the project members would care to comment?
>>>
>>>
>>
>>The project was finished and the code to support it is in gdb,
>>RedBoot (CYGPKG_HAL_GDB_FILEIO), and newlib. It should be fairly
>>easy to add the support to the eCos libc. It uses the GDB remote
>>protocol to transport the fileio operations between the target
>>board and a host.
>>
>>
>
>I'm using the fileio code in the Redboot gdb stub, and its working for me.  
>Was pretty easy to get it working with a newlib app, haven't tried with an 
>ecos app.
>
>-john
>
>>--Mark
>>
>>
>>
>>
>>
>

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