[lwip-users] Re: [lwip] Using lwIP with CS8900A on Atmel 89C51

[Andrea Olivotto]

> I have ported lwip with ucOS as the HAL to 8051 with Keil 6.20c.
> I am having problems with the optimisation, the only way I can fit the
code
> into 64k is with optimisation level 9. When running the program there
seems
> to be bugs in the code generated by the compiler.
I'm running lwIP without OS.
Actually, I disable any call to semaphores, mailboxes and so on.


>
> Could you tell me more about the statement you made
> I have to compile using level 6 'cause my emulator (that I usually
> steal at the end of the day :-)) doesn't work with higher levels.
About stealing :-) ?
We have a NOHAU old 8051 emulator that doesn't load correctly the code
compiled using optimization levels higher than 6.
That's all.


Andrea


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