[ECOS] How to correctly run SMSC LAN91C111 Driver by interrupt

[ariga masahiro]

Thank you Gary,

I understood well.

Yes,right now I'm only running RedBoot Monitor.
Although I am aspiring soon to make eCos application run on my target.

At that time,I'll try again to implement interrupt.

Masahiro Ariga

----- Original Message ----- 
From: "Gary Thomas" <gary@mlbassoc.com>
To: "ariga masahiro" <ariga@link-lab.co.jp>
Cc: <ecos-discuss@ecos.sourceware.org>
Sent: Tuesday, May 29, 2007 9:02 PM
Subject: Re: [ECOS] How to correctly run SMSC LAN91C111 Driver by interrupt


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> ariga masahiro wrote:
>> Hi everyone,
>>
>> Someone please help me.
>>
>> I am trying to run SMSC LAN91C111 Ethernet Driver by interrupt
>> on own board.
>>
>> I studied source if_lan91cxx.c and found next switching context
>>
>> #ifndef CYGPKG_IO_ETH_DRIVERS_STAND_ALONE,
>>
>> and concluded I must make CYGPKG_IO_ETH_DRIVERS_STAND_ALONE  '0'
>> in order to regisiter ISR etc.
>>
>> I registered ISR into Vector Table.
>>
>> When I Built,I confronted next errors.
>> /ecos-c/cygwin/home/LINK/inserter20070529-1_interrupt/untitled_install/lib/extras.o:
>> In function `do_exec':
>> /opt/ecos/ecos-2.0/packages/hal/sh/arch/v2_0/src/redboot_linux_exec.c:114:
>> undefined reference to `_eth_drv_dsr'
>> /opt/ecos/ecos-2.0/packages/hal/sh/arch/v2_0/src/redboot_linux_exec.c:83:
>> undefined reference to `_eth_drv_funs'
>>
>> I infered they are concerned with eth_drv.c,and found eth_drv.c was
>> included in next three directotries in eCos source tree.
>> C:/cygwin/opt/ecos/ecos-2.0/packages/io\eth/v2_0/src/lwip/eth_drv.c
>> C:/cygwin/opt\ecos/ecos-2.0/packages/io\eth/v2_0/src/net/eth_drv.c
>> C:/cygwin/opt/ecos/ecos-2.0/packages/io\eth/v2_0/src/stand_alone/eth_drv.c
>>
>> I am convinced that because I did not compile stand_alone,I confronted
>> the errors.
>>
>> So,first I tried to include /net/eth_drv.c.
>> I found in order to include /net/eth_drv.c I must make CYGPKG_NET
>> available.
>> Then I was stuck in the mud.
>> I confronted Conflicting Errors continuously and couldn't even build
>> redboot.
>> I abandoned.
>>
>> Then, I next tried to include /lwip/eth_drv.c.
>> In order to do that,I changed option parameter a bit.
>> I commented "active_if" line.
>>
>> cdl_component CYGPKG_IO_ETH_DRIVERS_LWIP
>> ##        active_if     CYGPKG_NET_LWIP
>>
>> Then I could include /lwip/eth_drv.c,
>> but confronted next errors.
>> src/lwip/io_eth_eth_drv.o
>> /opt/ecos/ecos-2.0/packages/io/eth/v2_0/src/lwip/eth_drv.c
>> /opt/ecos/ecos-2.0/packages/io/eth/v2_0/src/lwip/eth_drv.c:70:29:
>> cyg/kernel/kapi.h: No such file or directory
>> /opt/ecos/ecos-2.0/packages/io/eth/v2_0/src/lwip/eth_drv.c:89: parse
>> error before "delivery"
>> /opt/ecos/ecos-2.0/packages/io/eth/v2_0/src/lwip/eth_drv.c:89: warning:
>> type defaults to `int' in declaration of `delivery'
>>
>> I am in predicament.
>>
>> Please enlighten me what is correct way to run SMSC LAN91C111 Ethernet
>> Driver by interrupt.
>
> It appears you are trying to enable these things in RedBoot.  RedBoot
> is a polled environment and has its own network stack, so neither of
> the actions described above are appropriate.
>
> If you want to build an eCos application - not RedBoot - that uses your
> target hardware, with networking using interrupts, you need an eCos
> kernel configured for this purpose:
>
>  % ecosconfig new <target> net
>  % ecosconfig tree
>  % make
>
> A quick reference to the documentation (the Getting Started guide has
> a section on how to build complete applications) would be a good starting
> point:
>  http://ecos.sourceware.org/docs-latest/
>
>
> - --
> - ------------------------------------------------------------
> Gary Thomas                 |  Consulting for the
> MLB Associates              |    Embedded world
> - ------------------------------------------------------------
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> 


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