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Re: Minimum Footprint of eCos
- From: Jonathan Larmour <jlarmour at redhat dot com>
- To: "Ashok I." <ashok dot i at ittiam dot com>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Thu, 04 Apr 2002 06:59:23 +0100
- Subject: Re: [ECOS] Minimum Footprint of eCos
- References: <45A1F95BB9D7D84FAB0A1EB4D67EEF963DD255@IS01EX01.ittiam.com>
"Ashok I." wrote:
>
> Hi
>
> In the ecos faq Its is mentioned that minimum foot print is 3k ROM n 1k
> RAM
For one particular target - not all of them! It's patently untrue for e.g.
hardware that requires non-trivial MMU tables.
> But using the config tool I could only get a footprint of 7k ROM n 3k
> RAM
> The packages i Have
> are
> eCos Kernel( with all features disabled)
> eCos Infrastructure( with bare minimum features )
> eCos HAL( with bare minimum features )
>
> These is the least configuration which i could build.
>
> If there is some other way of configuring the eCos please let me know.
> Or if there is some other option to be used, please let me know
Yes, there are plenty of options inside each of these packages than can be
tweaked. Generate a linker map using "-Wl,-Map,mymapfile" on the link line
to determine where the ROM/RAM is going and thus what to tweak.
Jifl
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